Search2 (#3332)

Piotr Osiewicz created

This is just a buffer search (without project search), as the latter
needs a multibuffer from `editor`
Release Notes:

- N/A

Change summary

Cargo.lock                                  |   30 
Cargo.toml                                  |    1 
crates/diagnostics2/src/diagnostics.rs      |    2 
crates/diagnostics2/src/toolbar_controls.rs |    2 
crates/editor2/src/editor.rs                |    1 
crates/editor2/src/items.rs                 |   40 
crates/gpui2/src/app/test_context.rs        |   19 
crates/search2/Cargo.toml                   |   40 
crates/search2/src/buffer_search.rs         | 1704 ++++++++++++++
crates/search2/src/history.rs               |  184 +
crates/search2/src/mode.rs                  |   32 
crates/search2/src/project_search.rs        | 2661 +++++++++++++++++++++++
crates/search2/src/search.rs                |  117 +
crates/search2/src/search_bar.rs            |   35 
crates/terminal_view2/src/terminal_view.rs  |    2 
crates/ui2/src/components/icon.rs           |    4 
crates/workspace2/src/pane.rs               |    4 
crates/workspace2/src/searchable.rs         |   23 
crates/workspace2/src/toolbar.rs            |   56 
crates/zed2/Cargo.toml                      |    2 
crates/zed2/src/main.rs                     |    2 
crates/zed2/src/zed2.rs                     |    4 
22 files changed, 4,907 insertions(+), 58 deletions(-)

Detailed changes

Cargo.lock 🔗

@@ -8007,6 +8007,35 @@ dependencies = [
  "workspace",
 ]
 
+[[package]]
+name = "search2"
+version = "0.1.0"
+dependencies = [
+ "anyhow",
+ "bitflags 1.3.2",
+ "client2",
+ "collections",
+ "editor2",
+ "futures 0.3.28",
+ "gpui2",
+ "language2",
+ "log",
+ "menu2",
+ "postage",
+ "project2",
+ "serde",
+ "serde_derive",
+ "serde_json",
+ "settings2",
+ "smallvec",
+ "smol",
+ "theme2",
+ "ui2",
+ "unindent",
+ "util",
+ "workspace2",
+]
+
 [[package]]
 name = "security-framework"
 version = "2.9.2"
@@ -11597,6 +11626,7 @@ dependencies = [
  "rsa 0.4.0",
  "rust-embed",
  "schemars",
+ "search2",
  "serde",
  "serde_derive",
  "serde_json",

Cargo.toml 🔗

@@ -90,6 +90,7 @@ members = [
     "crates/rpc",
     "crates/rpc2",
     "crates/search",
+    "crates/search2",
     "crates/settings",
     "crates/settings2",
     "crates/snippet",

crates/diagnostics2/src/diagnostics.rs 🔗

@@ -742,7 +742,7 @@ impl Item for ProjectDiagnosticsEditor {
     }
 
     fn breadcrumb_location(&self) -> ToolbarItemLocation {
-        ToolbarItemLocation::PrimaryLeft { flex: None }
+        ToolbarItemLocation::PrimaryLeft
     }
 
     fn breadcrumbs(&self, theme: &theme::Theme, cx: &AppContext) -> Option<Vec<BreadcrumbText>> {

crates/diagnostics2/src/toolbar_controls.rs 🔗

@@ -49,7 +49,7 @@ impl ToolbarItemView for ToolbarControls {
         if let Some(pane_item) = active_pane_item.as_ref() {
             if let Some(editor) = pane_item.downcast::<ProjectDiagnosticsEditor>() {
                 self.editor = Some(editor.downgrade());
-                ToolbarItemLocation::PrimaryRight { flex: None }
+                ToolbarItemLocation::PrimaryRight
             } else {
                 ToolbarItemLocation::Hidden
             }

crates/editor2/src/editor.rs 🔗

@@ -2325,6 +2325,7 @@ impl Editor {
 
         self.blink_manager.update(cx, BlinkManager::pause_blinking);
         cx.emit(EditorEvent::SelectionsChanged { local });
+        cx.emit(SearchEvent::MatchesInvalidated);
 
         if self.selections.disjoint_anchors().len() == 1 {
             cx.emit(SearchEvent::ActiveMatchChanged)

crates/editor2/src/items.rs 🔗

@@ -761,7 +761,7 @@ impl Item for Editor {
     }
 
     fn breadcrumb_location(&self) -> ToolbarItemLocation {
-        ToolbarItemLocation::PrimaryLeft { flex: None }
+        ToolbarItemLocation::PrimaryLeft
     }
 
     fn breadcrumbs(&self, variant: &Theme, cx: &AppContext) -> Option<Vec<BreadcrumbText>> {
@@ -907,17 +907,15 @@ impl SearchableItem for Editor {
     type Match = Range<Anchor>;
 
     fn clear_matches(&mut self, cx: &mut ViewContext<Self>) {
-        todo!()
-        // self.clear_background_highlights::<BufferSearchHighlights>(cx);
+        self.clear_background_highlights::<BufferSearchHighlights>(cx);
     }
 
     fn update_matches(&mut self, matches: Vec<Range<Anchor>>, cx: &mut ViewContext<Self>) {
-        todo!()
-        // self.highlight_background::<BufferSearchHighlights>(
-        //     matches,
-        //     |theme| theme.search.match_background,
-        //     cx,
-        // );
+        self.highlight_background::<BufferSearchHighlights>(
+            matches,
+            |theme| theme.title_bar_background, // todo: update theme
+            cx,
+        );
     }
 
     fn query_suggestion(&mut self, cx: &mut ViewContext<Self>) -> String {
@@ -952,22 +950,20 @@ impl SearchableItem for Editor {
         matches: Vec<Range<Anchor>>,
         cx: &mut ViewContext<Self>,
     ) {
-        todo!()
-        // self.unfold_ranges([matches[index].clone()], false, true, cx);
-        // let range = self.range_for_match(&matches[index]);
-        // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
-        //     s.select_ranges([range]);
-        // })
+        self.unfold_ranges([matches[index].clone()], false, true, cx);
+        let range = self.range_for_match(&matches[index]);
+        self.change_selections(Some(Autoscroll::fit()), cx, |s| {
+            s.select_ranges([range]);
+        })
     }
 
     fn select_matches(&mut self, matches: Vec<Self::Match>, cx: &mut ViewContext<Self>) {
-        todo!()
-        // self.unfold_ranges(matches.clone(), false, false, cx);
-        // let mut ranges = Vec::new();
-        // for m in &matches {
-        //     ranges.push(self.range_for_match(&m))
-        // }
-        // self.change_selections(None, cx, |s| s.select_ranges(ranges));
+        self.unfold_ranges(matches.clone(), false, false, cx);
+        let mut ranges = Vec::new();
+        for m in &matches {
+            ranges.push(self.range_for_match(&m))
+        }
+        self.change_selections(None, cx, |s| s.select_ranges(ranges));
     }
     fn replace(
         &mut self,

crates/gpui2/src/app/test_context.rs 🔗

@@ -1,8 +1,9 @@
 use crate::{
     div, Action, AnyView, AnyWindowHandle, AppCell, AppContext, AsyncAppContext,
-    BackgroundExecutor, Context, Div, EventEmitter, ForegroundExecutor, InputEvent, KeyDownEvent,
-    Keystroke, Model, ModelContext, Render, Result, Task, TestDispatcher, TestPlatform, TestWindow,
-    View, ViewContext, VisualContext, WindowContext, WindowHandle, WindowOptions,
+    BackgroundExecutor, Context, Div, Entity, EventEmitter, ForegroundExecutor, InputEvent,
+    KeyDownEvent, Keystroke, Model, ModelContext, Render, Result, Task, TestDispatcher,
+    TestPlatform, TestWindow, View, ViewContext, VisualContext, WindowContext, WindowHandle,
+    WindowOptions,
 };
 use anyhow::{anyhow, bail};
 use futures::{Stream, StreamExt};
@@ -296,21 +297,19 @@ impl TestAppContext {
             .unwrap()
     }
 
-    pub fn notifications<T: 'static>(&mut self, entity: &Model<T>) -> impl Stream<Item = ()> {
+    pub fn notifications<T: 'static>(&mut self, entity: &impl Entity<T>) -> impl Stream<Item = ()> {
         let (tx, rx) = futures::channel::mpsc::unbounded();
-
-        entity.update(self, move |_, cx: &mut ModelContext<T>| {
+        self.update(|cx| {
             cx.observe(entity, {
                 let tx = tx.clone();
-                move |_, _, _| {
+                move |_, _| {
                     let _ = tx.unbounded_send(());
                 }
             })
             .detach();
-
-            cx.on_release(move |_, _| tx.close_channel()).detach();
+            cx.observe_release(entity, move |_, _| tx.close_channel())
+                .detach()
         });
-
         rx
     }
 

crates/search2/Cargo.toml 🔗

@@ -0,0 +1,40 @@
+[package]
+name = "search2"
+version = "0.1.0"
+edition = "2021"
+publish = false
+
+[lib]
+path = "src/search.rs"
+doctest = false
+
+[dependencies]
+bitflags = "1"
+collections = { path = "../collections" }
+editor = { package = "editor2", path = "../editor2" }
+gpui = { package = "gpui2", path = "../gpui2" }
+language = { package = "language2", path = "../language2" }
+menu = { package = "menu2", path = "../menu2" }
+project = { package = "project2", path = "../project2" }
+settings = { package = "settings2", path = "../settings2" }
+theme = { package = "theme2", path = "../theme2" }
+util = { path = "../util" }
+ui = {package = "ui2", path = "../ui2"}
+workspace = { package = "workspace2", path = "../workspace2" }
+#semantic_index = { path = "../semantic_index" }
+anyhow.workspace = true
+futures.workspace = true
+log.workspace = true
+postage.workspace = true
+serde.workspace = true
+serde_derive.workspace = true
+smallvec.workspace = true
+smol.workspace = true
+serde_json.workspace = true
+[dev-dependencies]
+client = { package = "client2", path = "../client2", features = ["test-support"] }
+editor = { package = "editor2", path = "../editor2", features = ["test-support"] }
+gpui = { package = "gpui2", path = "../gpui2", features = ["test-support"] }
+
+workspace = { package = "workspace2", path = "../workspace2", features = ["test-support"] }
+unindent.workspace = true

crates/search2/src/buffer_search.rs 🔗

@@ -0,0 +1,1704 @@
+use crate::{
+    history::SearchHistory,
+    mode::{next_mode, SearchMode},
+    search_bar::{render_nav_button, render_search_mode_button},
+    ActivateRegexMode, ActivateTextMode, CycleMode, NextHistoryQuery, PreviousHistoryQuery,
+    ReplaceAll, ReplaceNext, SearchOptions, SelectAllMatches, SelectNextMatch, SelectPrevMatch,
+    ToggleCaseSensitive, ToggleReplace, ToggleWholeWord,
+};
+use collections::HashMap;
+use editor::Editor;
+use futures::channel::oneshot;
+use gpui::{
+    actions, div, red, Action, AppContext, Div, EventEmitter, InteractiveElement as _,
+    ParentElement as _, Render, RenderOnce, Styled, Subscription, Task, View, ViewContext,
+    VisualContext as _, WindowContext,
+};
+use project::search::SearchQuery;
+use serde::Deserialize;
+use std::{any::Any, sync::Arc};
+
+use ui::{h_stack, ButtonGroup, Icon, IconButton, IconElement};
+use util::ResultExt;
+use workspace::{
+    item::ItemHandle,
+    searchable::{Direction, SearchEvent, SearchableItemHandle, WeakSearchableItemHandle},
+    ToolbarItemLocation, ToolbarItemView, Workspace,
+};
+
+#[derive(PartialEq, Clone, Deserialize, Default, Action)]
+pub struct Deploy {
+    pub focus: bool,
+}
+
+actions!(Dismiss, FocusEditor);
+
+pub enum Event {
+    UpdateLocation,
+}
+
+pub fn init(cx: &mut AppContext) {
+    cx.observe_new_views(|workspace: &mut Workspace, _| BufferSearchBar::register(workspace))
+        .detach();
+}
+
+pub struct BufferSearchBar {
+    query_editor: View<Editor>,
+    replacement_editor: View<Editor>,
+    active_searchable_item: Option<Box<dyn SearchableItemHandle>>,
+    active_match_index: Option<usize>,
+    active_searchable_item_subscription: Option<Subscription>,
+    active_search: Option<Arc<SearchQuery>>,
+    searchable_items_with_matches:
+        HashMap<Box<dyn WeakSearchableItemHandle>, Vec<Box<dyn Any + Send>>>,
+    pending_search: Option<Task<()>>,
+    search_options: SearchOptions,
+    default_options: SearchOptions,
+    query_contains_error: bool,
+    dismissed: bool,
+    search_history: SearchHistory,
+    current_mode: SearchMode,
+    replace_enabled: bool,
+}
+
+impl EventEmitter<Event> for BufferSearchBar {}
+impl EventEmitter<workspace::ToolbarItemEvent> for BufferSearchBar {}
+impl Render for BufferSearchBar {
+    type Element = Div;
+    fn render(&mut self, cx: &mut ViewContext<Self>) -> Self::Element {
+        // let query_container_style = if self.query_contains_error {
+        //     theme.search.invalid_editor
+        // } else {
+        //     theme.search.editor.input.container
+        // };
+        if self.dismissed {
+            return div();
+        }
+        let supported_options = self.supported_options();
+
+        let previous_query_keystrokes = cx
+            .bindings_for_action(&PreviousHistoryQuery {})
+            .into_iter()
+            .next()
+            .map(|binding| {
+                binding
+                    .keystrokes()
+                    .iter()
+                    .map(|k| k.to_string())
+                    .collect::<Vec<_>>()
+            });
+        let next_query_keystrokes = cx
+            .bindings_for_action(&NextHistoryQuery {})
+            .into_iter()
+            .next()
+            .map(|binding| {
+                binding
+                    .keystrokes()
+                    .iter()
+                    .map(|k| k.to_string())
+                    .collect::<Vec<_>>()
+            });
+        let new_placeholder_text = match (previous_query_keystrokes, next_query_keystrokes) {
+            (Some(previous_query_keystrokes), Some(next_query_keystrokes)) => {
+                format!(
+                    "Search ({}/{} for previous/next query)",
+                    previous_query_keystrokes.join(" "),
+                    next_query_keystrokes.join(" ")
+                )
+            }
+            (None, Some(next_query_keystrokes)) => {
+                format!(
+                    "Search ({} for next query)",
+                    next_query_keystrokes.join(" ")
+                )
+            }
+            (Some(previous_query_keystrokes), None) => {
+                format!(
+                    "Search ({} for previous query)",
+                    previous_query_keystrokes.join(" ")
+                )
+            }
+            (None, None) => String::new(),
+        };
+        let new_placeholder_text = Arc::from(new_placeholder_text);
+        self.query_editor.update(cx, |editor, cx| {
+            editor.set_placeholder_text(new_placeholder_text, cx);
+        });
+        self.replacement_editor.update(cx, |editor, cx| {
+            editor.set_placeholder_text("Replace with...", cx);
+        });
+
+        let search_button_for_mode = |mode| {
+            let is_active = self.current_mode == mode;
+
+            render_search_mode_button(
+                mode,
+                is_active,
+                cx.listener(move |this, _, cx| {
+                    this.activate_search_mode(mode, cx);
+                }),
+            )
+        };
+        let search_option_button = |option| {
+            let is_active = self.search_options.contains(option);
+            option.as_button(is_active)
+        };
+        let match_count = self
+            .active_searchable_item
+            .as_ref()
+            .and_then(|searchable_item| {
+                if self.query(cx).is_empty() {
+                    return None;
+                }
+                let matches = self
+                    .searchable_items_with_matches
+                    .get(&searchable_item.downgrade())?;
+                let message = if let Some(match_ix) = self.active_match_index {
+                    format!("{}/{}", match_ix + 1, matches.len())
+                } else {
+                    "No matches".to_string()
+                };
+
+                Some(ui::Label::new(message))
+            });
+        let nav_button_for_direction = |icon, direction| {
+            render_nav_button(
+                icon,
+                self.active_match_index.is_some(),
+                cx.listener(move |this, _, cx| match direction {
+                    Direction::Prev => this.select_prev_match(&Default::default(), cx),
+                    Direction::Next => this.select_next_match(&Default::default(), cx),
+                }),
+            )
+        };
+        let should_show_replace_input = self.replace_enabled && supported_options.replacement;
+        let replace_all = should_show_replace_input
+            .then(|| super::render_replace_button(ReplaceAll, ui::Icon::ReplaceAll));
+        let replace_next = should_show_replace_input
+            .then(|| super::render_replace_button(ReplaceNext, ui::Icon::Replace));
+        let in_replace = self.replacement_editor.focus_handle(cx).is_focused(cx);
+
+        h_stack()
+            .key_context("BufferSearchBar")
+            .when(in_replace, |this| {
+                this.key_context("in_replace")
+                    .on_action(cx.listener(Self::replace_next))
+                    .on_action(cx.listener(Self::replace_all))
+            })
+            .on_action(cx.listener(Self::previous_history_query))
+            .on_action(cx.listener(Self::next_history_query))
+            .w_full()
+            .p_1()
+            .child(
+                div()
+                    .flex()
+                    .flex_1()
+                    .border_1()
+                    .border_color(red())
+                    .rounded_md()
+                    .items_center()
+                    .child(IconElement::new(Icon::MagnifyingGlass))
+                    .child(self.query_editor.clone())
+                    .children(
+                        supported_options
+                            .case
+                            .then(|| search_option_button(SearchOptions::CASE_SENSITIVE)),
+                    )
+                    .children(
+                        supported_options
+                            .word
+                            .then(|| search_option_button(SearchOptions::WHOLE_WORD)),
+                    ),
+            )
+            .child(
+                h_stack()
+                    .flex_none()
+                    .child(ButtonGroup::new(vec![
+                        search_button_for_mode(SearchMode::Text),
+                        search_button_for_mode(SearchMode::Regex),
+                    ]))
+                    .when(supported_options.replacement, |this| {
+                        this.child(super::toggle_replace_button(self.replace_enabled))
+                    }),
+            )
+            .child(
+                h_stack()
+                    .gap_0p5()
+                    .flex_1()
+                    .when(self.replace_enabled, |this| {
+                        this.child(self.replacement_editor.clone())
+                            .children(replace_next)
+                            .children(replace_all)
+                    }),
+            )
+            .child(
+                h_stack()
+                    .gap_0p5()
+                    .flex_none()
+                    .child(self.render_action_button())
+                    .children(match_count)
+                    .child(nav_button_for_direction(
+                        ui::Icon::ChevronLeft,
+                        Direction::Prev,
+                    ))
+                    .child(nav_button_for_direction(
+                        ui::Icon::ChevronRight,
+                        Direction::Next,
+                    )),
+            )
+    }
+}
+
+impl ToolbarItemView for BufferSearchBar {
+    fn set_active_pane_item(
+        &mut self,
+        item: Option<&dyn ItemHandle>,
+        cx: &mut ViewContext<Self>,
+    ) -> ToolbarItemLocation {
+        cx.notify();
+        self.active_searchable_item_subscription.take();
+        self.active_searchable_item.take();
+
+        self.pending_search.take();
+
+        if let Some(searchable_item_handle) =
+            item.and_then(|item| item.to_searchable_item_handle(cx))
+        {
+            let this = cx.view().downgrade();
+
+            searchable_item_handle
+                .subscribe_to_search_events(
+                    cx,
+                    Box::new(move |search_event, cx| {
+                        if let Some(this) = this.upgrade() {
+                            this.update(cx, |this, cx| {
+                                this.on_active_searchable_item_event(search_event, cx)
+                            });
+                        }
+                    }),
+                )
+                .detach();
+
+            self.active_searchable_item = Some(searchable_item_handle);
+            let _ = self.update_matches(cx);
+            if !self.dismissed {
+                return ToolbarItemLocation::Secondary;
+            }
+        }
+        ToolbarItemLocation::Hidden
+    }
+
+    fn row_count(&self, _: &WindowContext<'_>) -> usize {
+        1
+    }
+}
+
+impl BufferSearchBar {
+    pub fn register(workspace: &mut Workspace) {
+        workspace.register_action(|workspace, a: &Deploy, cx| {
+            workspace.active_pane().update(cx, |this, cx| {
+                this.toolbar().update(cx, |this, cx| {
+                    if let Some(search_bar) = this.item_of_type::<BufferSearchBar>() {
+                        search_bar.update(cx, |this, cx| {
+                            if this.is_dismissed() {
+                                this.show(cx);
+                            } else {
+                                this.dismiss(&Dismiss, cx);
+                            }
+                        });
+                        return;
+                    }
+                    let view = cx.build_view(|cx| BufferSearchBar::new(cx));
+                    this.add_item(view.clone(), cx);
+                    view.update(cx, |this, cx| this.deploy(a, cx));
+                    cx.notify();
+                })
+            });
+        });
+        fn register_action<A: Action>(
+            workspace: &mut Workspace,
+            update: fn(&mut BufferSearchBar, &A, &mut ViewContext<BufferSearchBar>),
+        ) {
+            workspace.register_action(move |workspace, action: &A, cx| {
+                workspace.active_pane().update(cx, move |this, cx| {
+                    this.toolbar().update(cx, move |this, cx| {
+                        if let Some(search_bar) = this.item_of_type::<BufferSearchBar>() {
+                            search_bar.update(cx, move |this, cx| update(this, action, cx));
+                            cx.notify();
+                        }
+                    })
+                });
+            });
+        }
+
+        register_action(workspace, |this, action: &ToggleCaseSensitive, cx| {
+            if this.supported_options().case {
+                this.toggle_case_sensitive(action, cx);
+            }
+        });
+        register_action(workspace, |this, action: &ToggleWholeWord, cx| {
+            if this.supported_options().word {
+                this.toggle_whole_word(action, cx);
+            }
+        });
+        register_action(workspace, |this, action: &ToggleReplace, cx| {
+            if this.supported_options().replacement {
+                this.toggle_replace(action, cx);
+            }
+        });
+        register_action(workspace, |this, _: &ActivateRegexMode, cx| {
+            if this.supported_options().regex {
+                this.activate_search_mode(SearchMode::Regex, cx);
+            }
+        });
+        register_action(workspace, |this, _: &ActivateTextMode, cx| {
+            this.activate_search_mode(SearchMode::Text, cx);
+        });
+        register_action(workspace, |this, action: &CycleMode, cx| {
+            if this.supported_options().regex {
+                // If regex is not supported then search has just one mode (text) - in that case there's no point in supporting
+                // cycling.
+                this.cycle_mode(action, cx)
+            }
+        });
+        register_action(workspace, |this, action: &SelectNextMatch, cx| {
+            this.select_next_match(action, cx);
+        });
+        register_action(workspace, |this, action: &SelectPrevMatch, cx| {
+            this.select_prev_match(action, cx);
+        });
+        register_action(workspace, |this, action: &SelectAllMatches, cx| {
+            this.select_all_matches(action, cx);
+        });
+        register_action(workspace, |this, _: &editor::Cancel, cx| {
+            if !this.dismissed {
+                this.dismiss(&Dismiss, cx);
+            }
+        });
+    }
+    pub fn new(cx: &mut ViewContext<Self>) -> Self {
+        let query_editor = cx.build_view(|cx| Editor::single_line(cx));
+        cx.subscribe(&query_editor, Self::on_query_editor_event)
+            .detach();
+        let replacement_editor = cx.build_view(|cx| Editor::single_line(cx));
+        cx.subscribe(&replacement_editor, Self::on_query_editor_event)
+            .detach();
+        Self {
+            query_editor,
+            replacement_editor,
+            active_searchable_item: None,
+            active_searchable_item_subscription: None,
+            active_match_index: None,
+            searchable_items_with_matches: Default::default(),
+            default_options: SearchOptions::NONE,
+            search_options: SearchOptions::NONE,
+            pending_search: None,
+            query_contains_error: false,
+            dismissed: true,
+            search_history: SearchHistory::default(),
+            current_mode: SearchMode::default(),
+            active_search: None,
+            replace_enabled: false,
+        }
+    }
+
+    pub fn is_dismissed(&self) -> bool {
+        self.dismissed
+    }
+
+    pub fn dismiss(&mut self, _: &Dismiss, cx: &mut ViewContext<Self>) {
+        self.dismissed = true;
+        for searchable_item in self.searchable_items_with_matches.keys() {
+            if let Some(searchable_item) =
+                WeakSearchableItemHandle::upgrade(searchable_item.as_ref(), cx)
+            {
+                searchable_item.clear_matches(cx);
+            }
+        }
+        if let Some(active_editor) = self.active_searchable_item.as_ref() {
+            let handle = active_editor.focus_handle(cx);
+            cx.focus(&handle);
+        }
+        cx.emit(Event::UpdateLocation);
+        cx.notify();
+    }
+
+    pub fn deploy(&mut self, deploy: &Deploy, cx: &mut ViewContext<Self>) -> bool {
+        if self.show(cx) {
+            self.search_suggested(cx);
+            if deploy.focus {
+                self.select_query(cx);
+                let handle = cx.focus_handle();
+                cx.focus(&handle);
+            }
+            return true;
+        }
+
+        false
+    }
+
+    pub fn show(&mut self, cx: &mut ViewContext<Self>) -> bool {
+        if self.active_searchable_item.is_none() {
+            return false;
+        }
+        self.dismissed = false;
+        cx.notify();
+        cx.emit(Event::UpdateLocation);
+        true
+    }
+
+    fn supported_options(&self) -> workspace::searchable::SearchOptions {
+        self.active_searchable_item
+            .as_deref()
+            .map(SearchableItemHandle::supported_options)
+            .unwrap_or_default()
+    }
+    pub fn search_suggested(&mut self, cx: &mut ViewContext<Self>) {
+        let search = self
+            .query_suggestion(cx)
+            .map(|suggestion| self.search(&suggestion, Some(self.default_options), cx));
+
+        if let Some(search) = search {
+            cx.spawn(|this, mut cx| async move {
+                search.await?;
+                this.update(&mut cx, |this, cx| this.activate_current_match(cx))
+            })
+            .detach_and_log_err(cx);
+        }
+    }
+
+    pub fn activate_current_match(&mut self, cx: &mut ViewContext<Self>) {
+        if let Some(match_ix) = self.active_match_index {
+            if let Some(active_searchable_item) = self.active_searchable_item.as_ref() {
+                if let Some(matches) = self
+                    .searchable_items_with_matches
+                    .get(&active_searchable_item.downgrade())
+                {
+                    active_searchable_item.activate_match(match_ix, matches, cx)
+                }
+            }
+        }
+    }
+
+    pub fn select_query(&mut self, cx: &mut ViewContext<Self>) {
+        self.query_editor.update(cx, |query_editor, cx| {
+            query_editor.select_all(&Default::default(), cx);
+        });
+    }
+
+    pub fn query(&self, cx: &WindowContext) -> String {
+        self.query_editor.read(cx).text(cx)
+    }
+    pub fn replacement(&self, cx: &WindowContext) -> String {
+        self.replacement_editor.read(cx).text(cx)
+    }
+    pub fn query_suggestion(&mut self, cx: &mut ViewContext<Self>) -> Option<String> {
+        self.active_searchable_item
+            .as_ref()
+            .map(|searchable_item| searchable_item.query_suggestion(cx))
+            .filter(|suggestion| !suggestion.is_empty())
+    }
+
+    pub fn set_replacement(&mut self, replacement: Option<&str>, cx: &mut ViewContext<Self>) {
+        if replacement.is_none() {
+            self.replace_enabled = false;
+            return;
+        }
+        self.replace_enabled = true;
+        self.replacement_editor
+            .update(cx, |replacement_editor, cx| {
+                replacement_editor
+                    .buffer()
+                    .update(cx, |replacement_buffer, cx| {
+                        let len = replacement_buffer.len(cx);
+                        replacement_buffer.edit([(0..len, replacement.unwrap())], None, cx);
+                    });
+            });
+    }
+
+    pub fn search(
+        &mut self,
+        query: &str,
+        options: Option<SearchOptions>,
+        cx: &mut ViewContext<Self>,
+    ) -> oneshot::Receiver<()> {
+        let options = options.unwrap_or(self.default_options);
+        if query != self.query(cx) || self.search_options != options {
+            self.query_editor.update(cx, |query_editor, cx| {
+                query_editor.buffer().update(cx, |query_buffer, cx| {
+                    let len = query_buffer.len(cx);
+                    query_buffer.edit([(0..len, query)], None, cx);
+                });
+            });
+            self.search_options = options;
+            self.query_contains_error = false;
+            self.clear_matches(cx);
+            cx.notify();
+        }
+        self.update_matches(cx)
+    }
+
+    fn render_action_button(&self) -> impl RenderOnce {
+        // let tooltip_style = theme.tooltip.clone();
+
+        // let style = theme.search.action_button.clone();
+
+        IconButton::new(0, ui::Icon::SelectAll)
+            .on_click(|_, cx| cx.dispatch_action(Box::new(SelectAllMatches)))
+    }
+
+    pub fn activate_search_mode(&mut self, mode: SearchMode, cx: &mut ViewContext<Self>) {
+        assert_ne!(
+            mode,
+            SearchMode::Semantic,
+            "Semantic search is not supported in buffer search"
+        );
+        if mode == self.current_mode {
+            return;
+        }
+        self.current_mode = mode;
+        let _ = self.update_matches(cx);
+        cx.notify();
+    }
+
+    pub fn focus_editor(&mut self, _: &FocusEditor, cx: &mut ViewContext<Self>) {
+        if let Some(active_editor) = self.active_searchable_item.as_ref() {
+            let handle = active_editor.focus_handle(cx);
+            cx.focus(&handle);
+        }
+    }
+
+    fn toggle_search_option(&mut self, search_option: SearchOptions, cx: &mut ViewContext<Self>) {
+        self.search_options.toggle(search_option);
+        self.default_options = self.search_options;
+        let _ = self.update_matches(cx);
+        cx.notify();
+    }
+
+    pub fn set_search_options(
+        &mut self,
+        search_options: SearchOptions,
+        cx: &mut ViewContext<Self>,
+    ) {
+        self.search_options = search_options;
+        cx.notify();
+    }
+
+    fn select_next_match(&mut self, _: &SelectNextMatch, cx: &mut ViewContext<Self>) {
+        self.select_match(Direction::Next, 1, cx);
+    }
+
+    fn select_prev_match(&mut self, _: &SelectPrevMatch, cx: &mut ViewContext<Self>) {
+        self.select_match(Direction::Prev, 1, cx);
+    }
+
+    fn select_all_matches(&mut self, _: &SelectAllMatches, cx: &mut ViewContext<Self>) {
+        if !self.dismissed && self.active_match_index.is_some() {
+            if let Some(searchable_item) = self.active_searchable_item.as_ref() {
+                if let Some(matches) = self
+                    .searchable_items_with_matches
+                    .get(&searchable_item.downgrade())
+                {
+                    searchable_item.select_matches(matches, cx);
+                    self.focus_editor(&FocusEditor, cx);
+                }
+            }
+        }
+    }
+
+    pub fn select_match(&mut self, direction: Direction, count: usize, cx: &mut ViewContext<Self>) {
+        if let Some(index) = self.active_match_index {
+            if let Some(searchable_item) = self.active_searchable_item.as_ref() {
+                if let Some(matches) = self
+                    .searchable_items_with_matches
+                    .get(&searchable_item.downgrade())
+                {
+                    let new_match_index = searchable_item
+                        .match_index_for_direction(matches, index, direction, count, cx);
+
+                    searchable_item.update_matches(matches, cx);
+                    searchable_item.activate_match(new_match_index, matches, cx);
+                }
+            }
+        }
+    }
+
+    pub fn select_last_match(&mut self, cx: &mut ViewContext<Self>) {
+        if let Some(searchable_item) = self.active_searchable_item.as_ref() {
+            if let Some(matches) = self
+                .searchable_items_with_matches
+                .get(&searchable_item.downgrade())
+            {
+                if matches.len() == 0 {
+                    return;
+                }
+                let new_match_index = matches.len() - 1;
+                searchable_item.update_matches(matches, cx);
+                searchable_item.activate_match(new_match_index, matches, cx);
+            }
+        }
+    }
+
+    fn on_query_editor_event(
+        &mut self,
+        _: View<Editor>,
+        event: &editor::EditorEvent,
+        cx: &mut ViewContext<Self>,
+    ) {
+        if let editor::EditorEvent::Edited { .. } = event {
+            self.query_contains_error = false;
+            self.clear_matches(cx);
+            let search = self.update_matches(cx);
+            cx.spawn(|this, mut cx| async move {
+                search.await?;
+                this.update(&mut cx, |this, cx| this.activate_current_match(cx))
+            })
+            .detach_and_log_err(cx);
+        }
+    }
+
+    fn on_active_searchable_item_event(&mut self, event: &SearchEvent, cx: &mut ViewContext<Self>) {
+        match event {
+            SearchEvent::MatchesInvalidated => {
+                let _ = self.update_matches(cx);
+            }
+            SearchEvent::ActiveMatchChanged => self.update_match_index(cx),
+        }
+    }
+
+    fn toggle_case_sensitive(&mut self, _: &ToggleCaseSensitive, cx: &mut ViewContext<Self>) {
+        self.toggle_search_option(SearchOptions::CASE_SENSITIVE, cx)
+    }
+    fn toggle_whole_word(&mut self, _: &ToggleWholeWord, cx: &mut ViewContext<Self>) {
+        self.toggle_search_option(SearchOptions::WHOLE_WORD, cx)
+    }
+    fn clear_matches(&mut self, cx: &mut ViewContext<Self>) {
+        let mut active_item_matches = None;
+        for (searchable_item, matches) in self.searchable_items_with_matches.drain() {
+            if let Some(searchable_item) =
+                WeakSearchableItemHandle::upgrade(searchable_item.as_ref(), cx)
+            {
+                if Some(&searchable_item) == self.active_searchable_item.as_ref() {
+                    active_item_matches = Some((searchable_item.downgrade(), matches));
+                } else {
+                    searchable_item.clear_matches(cx);
+                }
+            }
+        }
+
+        self.searchable_items_with_matches
+            .extend(active_item_matches);
+    }
+
+    fn update_matches(&mut self, cx: &mut ViewContext<Self>) -> oneshot::Receiver<()> {
+        let (done_tx, done_rx) = oneshot::channel();
+        let query = self.query(cx);
+        self.pending_search.take();
+
+        if let Some(active_searchable_item) = self.active_searchable_item.as_ref() {
+            if query.is_empty() {
+                self.active_match_index.take();
+                active_searchable_item.clear_matches(cx);
+                let _ = done_tx.send(());
+                cx.notify();
+            } else {
+                let query: Arc<_> = if self.current_mode == SearchMode::Regex {
+                    match SearchQuery::regex(
+                        query,
+                        self.search_options.contains(SearchOptions::WHOLE_WORD),
+                        self.search_options.contains(SearchOptions::CASE_SENSITIVE),
+                        false,
+                        Vec::new(),
+                        Vec::new(),
+                    ) {
+                        Ok(query) => query.with_replacement(self.replacement(cx)),
+                        Err(_) => {
+                            self.query_contains_error = true;
+                            cx.notify();
+                            return done_rx;
+                        }
+                    }
+                } else {
+                    match SearchQuery::text(
+                        query,
+                        self.search_options.contains(SearchOptions::WHOLE_WORD),
+                        self.search_options.contains(SearchOptions::CASE_SENSITIVE),
+                        false,
+                        Vec::new(),
+                        Vec::new(),
+                    ) {
+                        Ok(query) => query.with_replacement(self.replacement(cx)),
+                        Err(_) => {
+                            self.query_contains_error = true;
+                            cx.notify();
+                            return done_rx;
+                        }
+                    }
+                }
+                .into();
+                self.active_search = Some(query.clone());
+                let query_text = query.as_str().to_string();
+
+                let matches = active_searchable_item.find_matches(query, cx);
+
+                let active_searchable_item = active_searchable_item.downgrade();
+                self.pending_search = Some(cx.spawn(|this, mut cx| async move {
+                    let matches = matches.await;
+
+                    this.update(&mut cx, |this, cx| {
+                        if let Some(active_searchable_item) =
+                            WeakSearchableItemHandle::upgrade(active_searchable_item.as_ref(), cx)
+                        {
+                            this.searchable_items_with_matches
+                                .insert(active_searchable_item.downgrade(), matches);
+
+                            this.update_match_index(cx);
+                            this.search_history.add(query_text);
+                            if !this.dismissed {
+                                let matches = this
+                                    .searchable_items_with_matches
+                                    .get(&active_searchable_item.downgrade())
+                                    .unwrap();
+                                active_searchable_item.update_matches(matches, cx);
+                                let _ = done_tx.send(());
+                            }
+                            cx.notify();
+                        }
+                    })
+                    .log_err();
+                }));
+            }
+        }
+        done_rx
+    }
+
+    fn update_match_index(&mut self, cx: &mut ViewContext<Self>) {
+        let new_index = self
+            .active_searchable_item
+            .as_ref()
+            .and_then(|searchable_item| {
+                let matches = self
+                    .searchable_items_with_matches
+                    .get(&searchable_item.downgrade())?;
+                searchable_item.active_match_index(matches, cx)
+            });
+        if new_index != self.active_match_index {
+            self.active_match_index = new_index;
+            cx.notify();
+        }
+    }
+
+    fn next_history_query(&mut self, _: &NextHistoryQuery, cx: &mut ViewContext<Self>) {
+        if let Some(new_query) = self.search_history.next().map(str::to_string) {
+            let _ = self.search(&new_query, Some(self.search_options), cx);
+        } else {
+            self.search_history.reset_selection();
+            let _ = self.search("", Some(self.search_options), cx);
+        }
+    }
+
+    fn previous_history_query(&mut self, _: &PreviousHistoryQuery, cx: &mut ViewContext<Self>) {
+        if self.query(cx).is_empty() {
+            if let Some(new_query) = self.search_history.current().map(str::to_string) {
+                let _ = self.search(&new_query, Some(self.search_options), cx);
+                return;
+            }
+        }
+
+        if let Some(new_query) = self.search_history.previous().map(str::to_string) {
+            let _ = self.search(&new_query, Some(self.search_options), cx);
+        }
+    }
+    fn cycle_mode(&mut self, _: &CycleMode, cx: &mut ViewContext<Self>) {
+        self.activate_search_mode(next_mode(&self.current_mode, false), cx);
+    }
+    fn toggle_replace(&mut self, _: &ToggleReplace, cx: &mut ViewContext<Self>) {
+        if let Some(_) = &self.active_searchable_item {
+            self.replace_enabled = !self.replace_enabled;
+            if !self.replace_enabled {
+                let handle = self.query_editor.focus_handle(cx);
+                cx.focus(&handle);
+            }
+            cx.notify();
+        }
+    }
+    fn replace_next(&mut self, _: &ReplaceNext, cx: &mut ViewContext<Self>) {
+        let mut should_propagate = true;
+        if !self.dismissed && self.active_search.is_some() {
+            if let Some(searchable_item) = self.active_searchable_item.as_ref() {
+                if let Some(query) = self.active_search.as_ref() {
+                    if let Some(matches) = self
+                        .searchable_items_with_matches
+                        .get(&searchable_item.downgrade())
+                    {
+                        if let Some(active_index) = self.active_match_index {
+                            let query = query
+                                .as_ref()
+                                .clone()
+                                .with_replacement(self.replacement(cx));
+                            searchable_item.replace(&matches[active_index], &query, cx);
+                            self.select_next_match(&SelectNextMatch, cx);
+                        }
+                        should_propagate = false;
+                        self.focus_editor(&FocusEditor, cx);
+                    }
+                }
+            }
+        }
+        if !should_propagate {
+            cx.stop_propagation();
+        }
+    }
+    pub fn replace_all(&mut self, _: &ReplaceAll, cx: &mut ViewContext<Self>) {
+        if !self.dismissed && self.active_search.is_some() {
+            if let Some(searchable_item) = self.active_searchable_item.as_ref() {
+                if let Some(query) = self.active_search.as_ref() {
+                    if let Some(matches) = self
+                        .searchable_items_with_matches
+                        .get(&searchable_item.downgrade())
+                    {
+                        let query = query
+                            .as_ref()
+                            .clone()
+                            .with_replacement(self.replacement(cx));
+                        for m in matches {
+                            searchable_item.replace(m, &query, cx);
+                        }
+                    }
+                }
+            }
+        }
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use std::ops::Range;
+
+    use super::*;
+    use editor::{DisplayPoint, Editor};
+    use gpui::{Context, EmptyView, Hsla, TestAppContext, VisualTestContext};
+    use language::Buffer;
+    use smol::stream::StreamExt as _;
+    use unindent::Unindent as _;
+
+    fn init_globals(cx: &mut TestAppContext) {
+        cx.update(|cx| {
+            let store = settings::SettingsStore::test(cx);
+            cx.set_global(store);
+            editor::init(cx);
+
+            language::init(cx);
+            theme::init(theme::LoadThemes::JustBase, cx);
+        });
+    }
+    fn init_test(
+        cx: &mut TestAppContext,
+    ) -> (
+        View<Editor>,
+        View<BufferSearchBar>,
+        &mut VisualTestContext<'_>,
+    ) {
+        init_globals(cx);
+        let buffer = cx.build_model(|cx| {
+            Buffer::new(
+                0,
+                cx.entity_id().as_u64(),
+                r#"
+                A regular expression (shortened as regex or regexp;[1] also referred to as
+                rational expression[2][3]) is a sequence of characters that specifies a search
+                pattern in text. Usually such patterns are used by string-searching algorithms
+                for "find" or "find and replace" operations on strings, or for input validation.
+                "#
+                .unindent(),
+            )
+        });
+        let (_, cx) = cx.add_window_view(|_| EmptyView {});
+        let editor = cx.build_view(|cx| Editor::for_buffer(buffer.clone(), None, cx));
+
+        let search_bar = cx.build_view(|cx| {
+            let mut search_bar = BufferSearchBar::new(cx);
+            search_bar.set_active_pane_item(Some(&editor), cx);
+            search_bar.show(cx);
+            search_bar
+        });
+
+        (editor, search_bar, cx)
+    }
+
+    #[gpui::test]
+    async fn test_search_simple(cx: &mut TestAppContext) {
+        let (editor, search_bar, cx) = init_test(cx);
+        // todo! osiewicz: these tests asserted on background color as well, that should be brought back.
+        let display_points_of = |background_highlights: Vec<(Range<DisplayPoint>, Hsla)>| {
+            background_highlights
+                .into_iter()
+                .map(|(range, _)| range)
+                .collect::<Vec<_>>()
+        };
+        // Search for a string that appears with different casing.
+        // By default, search is case-insensitive.
+        search_bar
+            .update(cx, |search_bar, cx| search_bar.search("us", None, cx))
+            .await
+            .unwrap();
+        editor.update(cx, |editor, cx| {
+            assert_eq!(
+                display_points_of(editor.all_text_background_highlights(cx)),
+                &[
+                    DisplayPoint::new(2, 17)..DisplayPoint::new(2, 19),
+                    DisplayPoint::new(2, 43)..DisplayPoint::new(2, 45),
+                ]
+            );
+        });
+
+        // Switch to a case sensitive search.
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.toggle_search_option(SearchOptions::CASE_SENSITIVE, cx);
+        });
+        let mut editor_notifications = cx.notifications(&editor);
+        editor_notifications.next().await;
+        editor.update(cx, |editor, cx| {
+            assert_eq!(
+                display_points_of(editor.all_text_background_highlights(cx)),
+                &[DisplayPoint::new(2, 43)..DisplayPoint::new(2, 45),]
+            );
+        });
+
+        // Search for a string that appears both as a whole word and
+        // within other words. By default, all results are found.
+        search_bar
+            .update(cx, |search_bar, cx| search_bar.search("or", None, cx))
+            .await
+            .unwrap();
+        editor.update(cx, |editor, cx| {
+            assert_eq!(
+                display_points_of(editor.all_text_background_highlights(cx)),
+                &[
+                    DisplayPoint::new(0, 24)..DisplayPoint::new(0, 26),
+                    DisplayPoint::new(0, 41)..DisplayPoint::new(0, 43),
+                    DisplayPoint::new(2, 71)..DisplayPoint::new(2, 73),
+                    DisplayPoint::new(3, 1)..DisplayPoint::new(3, 3),
+                    DisplayPoint::new(3, 11)..DisplayPoint::new(3, 13),
+                    DisplayPoint::new(3, 56)..DisplayPoint::new(3, 58),
+                    DisplayPoint::new(3, 60)..DisplayPoint::new(3, 62),
+                ]
+            );
+        });
+
+        // Switch to a whole word search.
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.toggle_search_option(SearchOptions::WHOLE_WORD, cx);
+        });
+        let mut editor_notifications = cx.notifications(&editor);
+        editor_notifications.next().await;
+        editor.update(cx, |editor, cx| {
+            assert_eq!(
+                display_points_of(editor.all_text_background_highlights(cx)),
+                &[
+                    DisplayPoint::new(0, 41)..DisplayPoint::new(0, 43),
+                    DisplayPoint::new(3, 11)..DisplayPoint::new(3, 13),
+                    DisplayPoint::new(3, 56)..DisplayPoint::new(3, 58),
+                ]
+            );
+        });
+
+        editor.update(cx, |editor, cx| {
+            editor.change_selections(None, cx, |s| {
+                s.select_display_ranges([DisplayPoint::new(0, 0)..DisplayPoint::new(0, 0)])
+            });
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            assert_eq!(search_bar.active_match_index, Some(0));
+            search_bar.select_next_match(&SelectNextMatch, cx);
+            assert_eq!(
+                editor.update(cx, |editor, cx| editor.selections.display_ranges(cx)),
+                [DisplayPoint::new(0, 41)..DisplayPoint::new(0, 43)]
+            );
+        });
+        search_bar.update(cx, |search_bar, _| {
+            assert_eq!(search_bar.active_match_index, Some(0));
+        });
+
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.select_next_match(&SelectNextMatch, cx);
+            assert_eq!(
+                editor.update(cx, |editor, cx| editor.selections.display_ranges(cx)),
+                [DisplayPoint::new(3, 11)..DisplayPoint::new(3, 13)]
+            );
+        });
+        search_bar.update(cx, |search_bar, _| {
+            assert_eq!(search_bar.active_match_index, Some(1));
+        });
+
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.select_next_match(&SelectNextMatch, cx);
+            assert_eq!(
+                editor.update(cx, |editor, cx| editor.selections.display_ranges(cx)),
+                [DisplayPoint::new(3, 56)..DisplayPoint::new(3, 58)]
+            );
+        });
+        search_bar.update(cx, |search_bar, _| {
+            assert_eq!(search_bar.active_match_index, Some(2));
+        });
+
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.select_next_match(&SelectNextMatch, cx);
+            assert_eq!(
+                editor.update(cx, |editor, cx| editor.selections.display_ranges(cx)),
+                [DisplayPoint::new(0, 41)..DisplayPoint::new(0, 43)]
+            );
+        });
+        search_bar.update(cx, |search_bar, _| {
+            assert_eq!(search_bar.active_match_index, Some(0));
+        });
+
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.select_prev_match(&SelectPrevMatch, cx);
+            assert_eq!(
+                editor.update(cx, |editor, cx| editor.selections.display_ranges(cx)),
+                [DisplayPoint::new(3, 56)..DisplayPoint::new(3, 58)]
+            );
+        });
+        search_bar.update(cx, |search_bar, _| {
+            assert_eq!(search_bar.active_match_index, Some(2));
+        });
+
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.select_prev_match(&SelectPrevMatch, cx);
+            assert_eq!(
+                editor.update(cx, |editor, cx| editor.selections.display_ranges(cx)),
+                [DisplayPoint::new(3, 11)..DisplayPoint::new(3, 13)]
+            );
+        });
+        search_bar.update(cx, |search_bar, _| {
+            assert_eq!(search_bar.active_match_index, Some(1));
+        });
+
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.select_prev_match(&SelectPrevMatch, cx);
+            assert_eq!(
+                editor.update(cx, |editor, cx| editor.selections.display_ranges(cx)),
+                [DisplayPoint::new(0, 41)..DisplayPoint::new(0, 43)]
+            );
+        });
+        search_bar.update(cx, |search_bar, _| {
+            assert_eq!(search_bar.active_match_index, Some(0));
+        });
+
+        // Park the cursor in between matches and ensure that going to the previous match selects
+        // the closest match to the left.
+        editor.update(cx, |editor, cx| {
+            editor.change_selections(None, cx, |s| {
+                s.select_display_ranges([DisplayPoint::new(1, 0)..DisplayPoint::new(1, 0)])
+            });
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            assert_eq!(search_bar.active_match_index, Some(1));
+            search_bar.select_prev_match(&SelectPrevMatch, cx);
+            assert_eq!(
+                editor.update(cx, |editor, cx| editor.selections.display_ranges(cx)),
+                [DisplayPoint::new(0, 41)..DisplayPoint::new(0, 43)]
+            );
+        });
+        search_bar.update(cx, |search_bar, _| {
+            assert_eq!(search_bar.active_match_index, Some(0));
+        });
+
+        // Park the cursor in between matches and ensure that going to the next match selects the
+        // closest match to the right.
+        editor.update(cx, |editor, cx| {
+            editor.change_selections(None, cx, |s| {
+                s.select_display_ranges([DisplayPoint::new(1, 0)..DisplayPoint::new(1, 0)])
+            });
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            assert_eq!(search_bar.active_match_index, Some(1));
+            search_bar.select_next_match(&SelectNextMatch, cx);
+            assert_eq!(
+                editor.update(cx, |editor, cx| editor.selections.display_ranges(cx)),
+                [DisplayPoint::new(3, 11)..DisplayPoint::new(3, 13)]
+            );
+        });
+        search_bar.update(cx, |search_bar, _| {
+            assert_eq!(search_bar.active_match_index, Some(1));
+        });
+
+        // Park the cursor after the last match and ensure that going to the previous match selects
+        // the last match.
+        editor.update(cx, |editor, cx| {
+            editor.change_selections(None, cx, |s| {
+                s.select_display_ranges([DisplayPoint::new(3, 60)..DisplayPoint::new(3, 60)])
+            });
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            assert_eq!(search_bar.active_match_index, Some(2));
+            search_bar.select_prev_match(&SelectPrevMatch, cx);
+            assert_eq!(
+                editor.update(cx, |editor, cx| editor.selections.display_ranges(cx)),
+                [DisplayPoint::new(3, 56)..DisplayPoint::new(3, 58)]
+            );
+        });
+        search_bar.update(cx, |search_bar, _| {
+            assert_eq!(search_bar.active_match_index, Some(2));
+        });
+
+        // Park the cursor after the last match and ensure that going to the next match selects the
+        // first match.
+        editor.update(cx, |editor, cx| {
+            editor.change_selections(None, cx, |s| {
+                s.select_display_ranges([DisplayPoint::new(3, 60)..DisplayPoint::new(3, 60)])
+            });
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            assert_eq!(search_bar.active_match_index, Some(2));
+            search_bar.select_next_match(&SelectNextMatch, cx);
+            assert_eq!(
+                editor.update(cx, |editor, cx| editor.selections.display_ranges(cx)),
+                [DisplayPoint::new(0, 41)..DisplayPoint::new(0, 43)]
+            );
+        });
+        search_bar.update(cx, |search_bar, _| {
+            assert_eq!(search_bar.active_match_index, Some(0));
+        });
+
+        // Park the cursor before the first match and ensure that going to the previous match
+        // selects the last match.
+        editor.update(cx, |editor, cx| {
+            editor.change_selections(None, cx, |s| {
+                s.select_display_ranges([DisplayPoint::new(0, 0)..DisplayPoint::new(0, 0)])
+            });
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            assert_eq!(search_bar.active_match_index, Some(0));
+            search_bar.select_prev_match(&SelectPrevMatch, cx);
+            assert_eq!(
+                editor.update(cx, |editor, cx| editor.selections.display_ranges(cx)),
+                [DisplayPoint::new(3, 56)..DisplayPoint::new(3, 58)]
+            );
+        });
+        search_bar.update(cx, |search_bar, _| {
+            assert_eq!(search_bar.active_match_index, Some(2));
+        });
+    }
+
+    #[gpui::test]
+    async fn test_search_option_handling(cx: &mut TestAppContext) {
+        let (editor, search_bar, cx) = init_test(cx);
+
+        // show with options should make current search case sensitive
+        search_bar
+            .update(cx, |search_bar, cx| {
+                search_bar.show(cx);
+                search_bar.search("us", Some(SearchOptions::CASE_SENSITIVE), cx)
+            })
+            .await
+            .unwrap();
+        // todo! osiewicz: these tests previously asserted on background color highlights; that should be introduced back.
+        let display_points_of = |background_highlights: Vec<(Range<DisplayPoint>, Hsla)>| {
+            background_highlights
+                .into_iter()
+                .map(|(range, _)| range)
+                .collect::<Vec<_>>()
+        };
+        editor.update(cx, |editor, cx| {
+            assert_eq!(
+                display_points_of(editor.all_text_background_highlights(cx)),
+                &[DisplayPoint::new(2, 43)..DisplayPoint::new(2, 45),]
+            );
+        });
+
+        // search_suggested should restore default options
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.search_suggested(cx);
+            assert_eq!(search_bar.search_options, SearchOptions::NONE)
+        });
+
+        // toggling a search option should update the defaults
+        search_bar
+            .update(cx, |search_bar, cx| {
+                search_bar.search("regex", Some(SearchOptions::CASE_SENSITIVE), cx)
+            })
+            .await
+            .unwrap();
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.toggle_search_option(SearchOptions::WHOLE_WORD, cx)
+        });
+        let mut editor_notifications = cx.notifications(&editor);
+        editor_notifications.next().await;
+        editor.update(cx, |editor, cx| {
+            assert_eq!(
+                display_points_of(editor.all_text_background_highlights(cx)),
+                &[DisplayPoint::new(0, 35)..DisplayPoint::new(0, 40),]
+            );
+        });
+
+        // defaults should still include whole word
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.search_suggested(cx);
+            assert_eq!(
+                search_bar.search_options,
+                SearchOptions::CASE_SENSITIVE | SearchOptions::WHOLE_WORD
+            )
+        });
+    }
+
+    #[gpui::test]
+    async fn test_search_select_all_matches(cx: &mut TestAppContext) {
+        init_globals(cx);
+        let buffer_text = r#"
+        A regular expression (shortened as regex or regexp;[1] also referred to as
+        rational expression[2][3]) is a sequence of characters that specifies a search
+        pattern in text. Usually such patterns are used by string-searching algorithms
+        for "find" or "find and replace" operations on strings, or for input validation.
+        "#
+        .unindent();
+        let expected_query_matches_count = buffer_text
+            .chars()
+            .filter(|c| c.to_ascii_lowercase() == 'a')
+            .count();
+        assert!(
+            expected_query_matches_count > 1,
+            "Should pick a query with multiple results"
+        );
+        let buffer = cx.build_model(|cx| Buffer::new(0, cx.entity_id().as_u64(), buffer_text));
+        let window = cx.add_window(|_| EmptyView {});
+
+        let editor = window.build_view(cx, |cx| Editor::for_buffer(buffer.clone(), None, cx));
+
+        let search_bar = window.build_view(cx, |cx| {
+            let mut search_bar = BufferSearchBar::new(cx);
+            search_bar.set_active_pane_item(Some(&editor), cx);
+            search_bar.show(cx);
+            search_bar
+        });
+
+        window
+            .update(cx, |_, cx| {
+                search_bar.update(cx, |search_bar, cx| search_bar.search("a", None, cx))
+            })
+            .unwrap()
+            .await
+            .unwrap();
+        let initial_selections = window
+            .update(cx, |_, cx| {
+                search_bar.update(cx, |search_bar, cx| {
+                    let handle = search_bar.query_editor.focus_handle(cx);
+                    cx.focus(&handle);
+                    search_bar.activate_current_match(cx);
+                });
+                assert!(
+                    !editor.read(cx).is_focused(cx),
+                    "Initially, the editor should not be focused"
+                );
+                let initial_selections = editor.update(cx, |editor, cx| {
+                    let initial_selections = editor.selections.display_ranges(cx);
+                    assert_eq!(
+                        initial_selections.len(), 1,
+                        "Expected to have only one selection before adding carets to all matches, but got: {initial_selections:?}",
+                    );
+                    initial_selections
+                });
+                search_bar.update(cx, |search_bar, cx| {
+                    assert_eq!(search_bar.active_match_index, Some(0));
+                    let handle = search_bar.query_editor.focus_handle(cx);
+                    cx.focus(&handle);
+                    search_bar.select_all_matches(&SelectAllMatches, cx);
+                });
+                assert!(
+                    editor.read(cx).is_focused(cx),
+                    "Should focus editor after successful SelectAllMatches"
+                );
+                search_bar.update(cx, |search_bar, cx| {
+                    let all_selections =
+                        editor.update(cx, |editor, cx| editor.selections.display_ranges(cx));
+                    assert_eq!(
+                        all_selections.len(),
+                        expected_query_matches_count,
+                        "Should select all `a` characters in the buffer, but got: {all_selections:?}"
+                    );
+                    assert_eq!(
+                        search_bar.active_match_index,
+                        Some(0),
+                        "Match index should not change after selecting all matches"
+                    );
+                });
+
+                search_bar.update(cx, |this, cx| this.select_next_match(&SelectNextMatch, cx));
+                initial_selections
+            }).unwrap();
+
+        window
+            .update(cx, |_, cx| {
+                assert!(
+                    editor.read(cx).is_focused(cx),
+                    "Should still have editor focused after SelectNextMatch"
+                );
+                search_bar.update(cx, |search_bar, cx| {
+                    let all_selections =
+                        editor.update(cx, |editor, cx| editor.selections.display_ranges(cx));
+                    assert_eq!(
+                        all_selections.len(),
+                        1,
+                        "On next match, should deselect items and select the next match"
+                    );
+                    assert_ne!(
+                        all_selections, initial_selections,
+                        "Next match should be different from the first selection"
+                    );
+                    assert_eq!(
+                        search_bar.active_match_index,
+                        Some(1),
+                        "Match index should be updated to the next one"
+                    );
+                    let handle = search_bar.query_editor.focus_handle(cx);
+                    cx.focus(&handle);
+                    search_bar.select_all_matches(&SelectAllMatches, cx);
+                });
+            })
+            .unwrap();
+        window
+            .update(cx, |_, cx| {
+                assert!(
+                    editor.read(cx).is_focused(cx),
+                    "Should focus editor after successful SelectAllMatches"
+                );
+                search_bar.update(cx, |search_bar, cx| {
+                    let all_selections =
+                        editor.update(cx, |editor, cx| editor.selections.display_ranges(cx));
+                    assert_eq!(
+                    all_selections.len(),
+                    expected_query_matches_count,
+                    "Should select all `a` characters in the buffer, but got: {all_selections:?}"
+                );
+                    assert_eq!(
+                        search_bar.active_match_index,
+                        Some(1),
+                        "Match index should not change after selecting all matches"
+                    );
+                });
+                search_bar.update(cx, |search_bar, cx| {
+                    search_bar.select_prev_match(&SelectPrevMatch, cx);
+                });
+            })
+            .unwrap();
+        let last_match_selections = window
+            .update(cx, |_, cx| {
+                assert!(
+                    editor.read(cx).is_focused(&cx),
+                    "Should still have editor focused after SelectPrevMatch"
+                );
+
+                search_bar.update(cx, |search_bar, cx| {
+                    let all_selections =
+                        editor.update(cx, |editor, cx| editor.selections.display_ranges(cx));
+                    assert_eq!(
+                        all_selections.len(),
+                        1,
+                        "On previous match, should deselect items and select the previous item"
+                    );
+                    assert_eq!(
+                        all_selections, initial_selections,
+                        "Previous match should be the same as the first selection"
+                    );
+                    assert_eq!(
+                        search_bar.active_match_index,
+                        Some(0),
+                        "Match index should be updated to the previous one"
+                    );
+                    all_selections
+                })
+            })
+            .unwrap();
+
+        window
+            .update(cx, |_, cx| {
+                search_bar.update(cx, |search_bar, cx| {
+                    let handle = search_bar.query_editor.focus_handle(cx);
+                    cx.focus(&handle);
+                    search_bar.search("abas_nonexistent_match", None, cx)
+                })
+            })
+            .unwrap()
+            .await
+            .unwrap();
+        window
+            .update(cx, |_, cx| {
+                search_bar.update(cx, |search_bar, cx| {
+                    search_bar.select_all_matches(&SelectAllMatches, cx);
+                });
+                assert!(
+                editor.update(cx, |this, cx| !this.is_focused(cx.window_context())),
+                "Should not switch focus to editor if SelectAllMatches does not find any matches"
+            );
+                search_bar.update(cx, |search_bar, cx| {
+                    let all_selections =
+                        editor.update(cx, |editor, cx| editor.selections.display_ranges(cx));
+                    assert_eq!(
+                        all_selections, last_match_selections,
+                        "Should not select anything new if there are no matches"
+                    );
+                    assert!(
+                        search_bar.active_match_index.is_none(),
+                        "For no matches, there should be no active match index"
+                    );
+                });
+            })
+            .unwrap();
+    }
+
+    #[gpui::test]
+    async fn test_search_query_history(cx: &mut TestAppContext) {
+        //crate::project_search::tests::init_test(cx);
+        init_globals(cx);
+        let buffer_text = r#"
+        A regular expression (shortened as regex or regexp;[1] also referred to as
+        rational expression[2][3]) is a sequence of characters that specifies a search
+        pattern in text. Usually such patterns are used by string-searching algorithms
+        for "find" or "find and replace" operations on strings, or for input validation.
+        "#
+        .unindent();
+        let buffer = cx.build_model(|cx| Buffer::new(0, cx.entity_id().as_u64(), buffer_text));
+        let (_, cx) = cx.add_window_view(|_| EmptyView {});
+
+        let editor = cx.build_view(|cx| Editor::for_buffer(buffer.clone(), None, cx));
+
+        let search_bar = cx.build_view(|cx| {
+            let mut search_bar = BufferSearchBar::new(cx);
+            search_bar.set_active_pane_item(Some(&editor), cx);
+            search_bar.show(cx);
+            search_bar
+        });
+
+        // Add 3 search items into the history.
+        search_bar
+            .update(cx, |search_bar, cx| search_bar.search("a", None, cx))
+            .await
+            .unwrap();
+        search_bar
+            .update(cx, |search_bar, cx| search_bar.search("b", None, cx))
+            .await
+            .unwrap();
+        search_bar
+            .update(cx, |search_bar, cx| {
+                search_bar.search("c", Some(SearchOptions::CASE_SENSITIVE), cx)
+            })
+            .await
+            .unwrap();
+        // Ensure that the latest search is active.
+        search_bar.update(cx, |search_bar, cx| {
+            assert_eq!(search_bar.query(cx), "c");
+            assert_eq!(search_bar.search_options, SearchOptions::CASE_SENSITIVE);
+        });
+
+        // Next history query after the latest should set the query to the empty string.
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.next_history_query(&NextHistoryQuery, cx);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            assert_eq!(search_bar.query(cx), "");
+            assert_eq!(search_bar.search_options, SearchOptions::CASE_SENSITIVE);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.next_history_query(&NextHistoryQuery, cx);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            assert_eq!(search_bar.query(cx), "");
+            assert_eq!(search_bar.search_options, SearchOptions::CASE_SENSITIVE);
+        });
+
+        // First previous query for empty current query should set the query to the latest.
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.previous_history_query(&PreviousHistoryQuery, cx);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            assert_eq!(search_bar.query(cx), "c");
+            assert_eq!(search_bar.search_options, SearchOptions::CASE_SENSITIVE);
+        });
+
+        // Further previous items should go over the history in reverse order.
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.previous_history_query(&PreviousHistoryQuery, cx);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            assert_eq!(search_bar.query(cx), "b");
+            assert_eq!(search_bar.search_options, SearchOptions::CASE_SENSITIVE);
+        });
+
+        // Previous items should never go behind the first history item.
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.previous_history_query(&PreviousHistoryQuery, cx);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            assert_eq!(search_bar.query(cx), "a");
+            assert_eq!(search_bar.search_options, SearchOptions::CASE_SENSITIVE);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.previous_history_query(&PreviousHistoryQuery, cx);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            assert_eq!(search_bar.query(cx), "a");
+            assert_eq!(search_bar.search_options, SearchOptions::CASE_SENSITIVE);
+        });
+
+        // Next items should go over the history in the original order.
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.next_history_query(&NextHistoryQuery, cx);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            assert_eq!(search_bar.query(cx), "b");
+            assert_eq!(search_bar.search_options, SearchOptions::CASE_SENSITIVE);
+        });
+
+        search_bar
+            .update(cx, |search_bar, cx| search_bar.search("ba", None, cx))
+            .await
+            .unwrap();
+        search_bar.update(cx, |search_bar, cx| {
+            assert_eq!(search_bar.query(cx), "ba");
+            assert_eq!(search_bar.search_options, SearchOptions::NONE);
+        });
+
+        // New search input should add another entry to history and move the selection to the end of the history.
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.previous_history_query(&PreviousHistoryQuery, cx);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            assert_eq!(search_bar.query(cx), "c");
+            assert_eq!(search_bar.search_options, SearchOptions::NONE);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.previous_history_query(&PreviousHistoryQuery, cx);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            assert_eq!(search_bar.query(cx), "b");
+            assert_eq!(search_bar.search_options, SearchOptions::NONE);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.next_history_query(&NextHistoryQuery, cx);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            assert_eq!(search_bar.query(cx), "c");
+            assert_eq!(search_bar.search_options, SearchOptions::NONE);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.next_history_query(&NextHistoryQuery, cx);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            assert_eq!(search_bar.query(cx), "ba");
+            assert_eq!(search_bar.search_options, SearchOptions::NONE);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.next_history_query(&NextHistoryQuery, cx);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            assert_eq!(search_bar.query(cx), "");
+            assert_eq!(search_bar.search_options, SearchOptions::NONE);
+        });
+    }
+    #[gpui::test]
+    async fn test_replace_simple(cx: &mut TestAppContext) {
+        let (editor, search_bar, cx) = init_test(cx);
+
+        search_bar
+            .update(cx, |search_bar, cx| {
+                search_bar.search("expression", None, cx)
+            })
+            .await
+            .unwrap();
+
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.replacement_editor.update(cx, |editor, cx| {
+                // We use $1 here as initially we should be in Text mode, where `$1` should be treated literally.
+                editor.set_text("expr$1", cx);
+            });
+            search_bar.replace_all(&ReplaceAll, cx)
+        });
+        assert_eq!(
+            editor.update(cx, |this, cx| { this.text(cx) }),
+            r#"
+        A regular expr$1 (shortened as regex or regexp;[1] also referred to as
+        rational expr$1[2][3]) is a sequence of characters that specifies a search
+        pattern in text. Usually such patterns are used by string-searching algorithms
+        for "find" or "find and replace" operations on strings, or for input validation.
+        "#
+            .unindent()
+        );
+
+        // Search for word boundaries and replace just a single one.
+        search_bar
+            .update(cx, |search_bar, cx| {
+                search_bar.search("or", Some(SearchOptions::WHOLE_WORD), cx)
+            })
+            .await
+            .unwrap();
+
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.replacement_editor.update(cx, |editor, cx| {
+                editor.set_text("banana", cx);
+            });
+            search_bar.replace_next(&ReplaceNext, cx)
+        });
+        // Notice how the first or in the text (shORtened) is not replaced. Neither are the remaining hits of `or` in the text.
+        assert_eq!(
+            editor.update(cx, |this, cx| { this.text(cx) }),
+            r#"
+        A regular expr$1 (shortened as regex banana regexp;[1] also referred to as
+        rational expr$1[2][3]) is a sequence of characters that specifies a search
+        pattern in text. Usually such patterns are used by string-searching algorithms
+        for "find" or "find and replace" operations on strings, or for input validation.
+        "#
+            .unindent()
+        );
+        // Let's turn on regex mode.
+        search_bar
+            .update(cx, |search_bar, cx| {
+                search_bar.activate_search_mode(SearchMode::Regex, cx);
+                search_bar.search("\\[([^\\]]+)\\]", None, cx)
+            })
+            .await
+            .unwrap();
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.replacement_editor.update(cx, |editor, cx| {
+                editor.set_text("${1}number", cx);
+            });
+            search_bar.replace_all(&ReplaceAll, cx)
+        });
+        assert_eq!(
+            editor.update(cx, |this, cx| { this.text(cx) }),
+            r#"
+        A regular expr$1 (shortened as regex banana regexp;1number also referred to as
+        rational expr$12number3number) is a sequence of characters that specifies a search
+        pattern in text. Usually such patterns are used by string-searching algorithms
+        for "find" or "find and replace" operations on strings, or for input validation.
+        "#
+            .unindent()
+        );
+        // Now with a whole-word twist.
+        search_bar
+            .update(cx, |search_bar, cx| {
+                search_bar.activate_search_mode(SearchMode::Regex, cx);
+                search_bar.search("a\\w+s", Some(SearchOptions::WHOLE_WORD), cx)
+            })
+            .await
+            .unwrap();
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.replacement_editor.update(cx, |editor, cx| {
+                editor.set_text("things", cx);
+            });
+            search_bar.replace_all(&ReplaceAll, cx)
+        });
+        // The only word affected by this edit should be `algorithms`, even though there's a bunch
+        // of words in this text that would match this regex if not for WHOLE_WORD.
+        assert_eq!(
+            editor.update(cx, |this, cx| { this.text(cx) }),
+            r#"
+        A regular expr$1 (shortened as regex banana regexp;1number also referred to as
+        rational expr$12number3number) is a sequence of characters that specifies a search
+        pattern in text. Usually such patterns are used by string-searching things
+        for "find" or "find and replace" operations on strings, or for input validation.
+        "#
+            .unindent()
+        );
+    }
+}

crates/search2/src/history.rs 🔗

@@ -0,0 +1,184 @@
+use smallvec::SmallVec;
+const SEARCH_HISTORY_LIMIT: usize = 20;
+
+#[derive(Default, Debug, Clone)]
+pub struct SearchHistory {
+    history: SmallVec<[String; SEARCH_HISTORY_LIMIT]>,
+    selected: Option<usize>,
+}
+
+impl SearchHistory {
+    pub fn add(&mut self, search_string: String) {
+        if let Some(i) = self.selected {
+            if search_string == self.history[i] {
+                return;
+            }
+        }
+
+        if let Some(previously_searched) = self.history.last_mut() {
+            if search_string.find(previously_searched.as_str()).is_some() {
+                *previously_searched = search_string;
+                self.selected = Some(self.history.len() - 1);
+                return;
+            }
+        }
+
+        self.history.push(search_string);
+        if self.history.len() > SEARCH_HISTORY_LIMIT {
+            self.history.remove(0);
+        }
+        self.selected = Some(self.history.len() - 1);
+    }
+
+    pub fn next(&mut self) -> Option<&str> {
+        let history_size = self.history.len();
+        if history_size == 0 {
+            return None;
+        }
+
+        let selected = self.selected?;
+        if selected == history_size - 1 {
+            return None;
+        }
+        let next_index = selected + 1;
+        self.selected = Some(next_index);
+        Some(&self.history[next_index])
+    }
+
+    pub fn current(&self) -> Option<&str> {
+        Some(&self.history[self.selected?])
+    }
+
+    pub fn previous(&mut self) -> Option<&str> {
+        let history_size = self.history.len();
+        if history_size == 0 {
+            return None;
+        }
+
+        let prev_index = match self.selected {
+            Some(selected_index) => {
+                if selected_index == 0 {
+                    return None;
+                } else {
+                    selected_index - 1
+                }
+            }
+            None => history_size - 1,
+        };
+
+        self.selected = Some(prev_index);
+        Some(&self.history[prev_index])
+    }
+
+    pub fn reset_selection(&mut self) {
+        self.selected = None;
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn test_add() {
+        let mut search_history = SearchHistory::default();
+        assert_eq!(
+            search_history.current(),
+            None,
+            "No current selection should be set fo the default search history"
+        );
+
+        search_history.add("rust".to_string());
+        assert_eq!(
+            search_history.current(),
+            Some("rust"),
+            "Newly added item should be selected"
+        );
+
+        // check if duplicates are not added
+        search_history.add("rust".to_string());
+        assert_eq!(
+            search_history.history.len(),
+            1,
+            "Should not add a duplicate"
+        );
+        assert_eq!(search_history.current(), Some("rust"));
+
+        // check if new string containing the previous string replaces it
+        search_history.add("rustlang".to_string());
+        assert_eq!(
+            search_history.history.len(),
+            1,
+            "Should replace previous item if it's a substring"
+        );
+        assert_eq!(search_history.current(), Some("rustlang"));
+
+        // push enough items to test SEARCH_HISTORY_LIMIT
+        for i in 0..SEARCH_HISTORY_LIMIT * 2 {
+            search_history.add(format!("item{i}"));
+        }
+        assert!(search_history.history.len() <= SEARCH_HISTORY_LIMIT);
+    }
+
+    #[test]
+    fn test_next_and_previous() {
+        let mut search_history = SearchHistory::default();
+        assert_eq!(
+            search_history.next(),
+            None,
+            "Default search history should not have a next item"
+        );
+
+        search_history.add("Rust".to_string());
+        assert_eq!(search_history.next(), None);
+        search_history.add("JavaScript".to_string());
+        assert_eq!(search_history.next(), None);
+        search_history.add("TypeScript".to_string());
+        assert_eq!(search_history.next(), None);
+
+        assert_eq!(search_history.current(), Some("TypeScript"));
+
+        assert_eq!(search_history.previous(), Some("JavaScript"));
+        assert_eq!(search_history.current(), Some("JavaScript"));
+
+        assert_eq!(search_history.previous(), Some("Rust"));
+        assert_eq!(search_history.current(), Some("Rust"));
+
+        assert_eq!(search_history.previous(), None);
+        assert_eq!(search_history.current(), Some("Rust"));
+
+        assert_eq!(search_history.next(), Some("JavaScript"));
+        assert_eq!(search_history.current(), Some("JavaScript"));
+
+        assert_eq!(search_history.next(), Some("TypeScript"));
+        assert_eq!(search_history.current(), Some("TypeScript"));
+
+        assert_eq!(search_history.next(), None);
+        assert_eq!(search_history.current(), Some("TypeScript"));
+    }
+
+    #[test]
+    fn test_reset_selection() {
+        let mut search_history = SearchHistory::default();
+        search_history.add("Rust".to_string());
+        search_history.add("JavaScript".to_string());
+        search_history.add("TypeScript".to_string());
+
+        assert_eq!(search_history.current(), Some("TypeScript"));
+        search_history.reset_selection();
+        assert_eq!(search_history.current(), None);
+        assert_eq!(
+            search_history.previous(),
+            Some("TypeScript"),
+            "Should start from the end after reset on previous item query"
+        );
+
+        search_history.previous();
+        assert_eq!(search_history.current(), Some("JavaScript"));
+        search_history.previous();
+        assert_eq!(search_history.current(), Some("Rust"));
+
+        search_history.reset_selection();
+        assert_eq!(search_history.current(), None);
+    }
+}

crates/search2/src/mode.rs 🔗

@@ -0,0 +1,32 @@
+// TODO: Update the default search mode to get from config
+#[derive(Copy, Clone, Debug, Default, PartialEq)]
+pub enum SearchMode {
+    #[default]
+    Text,
+    Semantic,
+    Regex,
+}
+
+impl SearchMode {
+    pub(crate) fn label(&self) -> &'static str {
+        match self {
+            SearchMode::Text => "Text",
+            SearchMode::Semantic => "Semantic",
+            SearchMode::Regex => "Regex",
+        }
+    }
+}
+
+pub(crate) fn next_mode(mode: &SearchMode, semantic_enabled: bool) -> SearchMode {
+    match mode {
+        SearchMode::Text => SearchMode::Regex,
+        SearchMode::Regex => {
+            if semantic_enabled {
+                SearchMode::Semantic
+            } else {
+                SearchMode::Text
+            }
+        }
+        SearchMode::Semantic => SearchMode::Text,
+    }
+}

crates/search2/src/project_search.rs 🔗

@@ -0,0 +1,2661 @@
+use crate::{
+    history::SearchHistory,
+    mode::{SearchMode, Side},
+    search_bar::{render_nav_button, render_option_button_icon, render_search_mode_button},
+    ActivateRegexMode, ActivateSemanticMode, ActivateTextMode, CycleMode, NextHistoryQuery,
+    PreviousHistoryQuery, ReplaceAll, ReplaceNext, SearchOptions, SelectNextMatch, SelectPrevMatch,
+    ToggleCaseSensitive, ToggleReplace, ToggleWholeWord,
+};
+use anyhow::{Context, Result};
+use collections::HashMap;
+use editor::{
+    items::active_match_index, scroll::autoscroll::Autoscroll, Anchor, Editor, MultiBuffer,
+    SelectAll, MAX_TAB_TITLE_LEN,
+};
+use futures::StreamExt;
+use gpui::{
+    actions,
+    elements::*,
+    platform::{MouseButton, PromptLevel},
+    Action, AnyElement, AnyViewHandle, AppContext, Entity, ModelContext, ModelHandle, Subscription,
+    Task, View, ViewContext, ViewHandle, WeakModelHandle, WeakViewHandle,
+};
+use menu::Confirm;
+use project::{
+    search::{SearchInputs, SearchQuery},
+    Entry, Project,
+};
+use semantic_index::{SemanticIndex, SemanticIndexStatus};
+use smallvec::SmallVec;
+use std::{
+    any::{Any, TypeId},
+    borrow::Cow,
+    collections::HashSet,
+    mem,
+    ops::{Not, Range},
+    path::PathBuf,
+    sync::Arc,
+    time::{Duration, Instant},
+};
+use util::{paths::PathMatcher, ResultExt as _};
+use workspace::{
+    item::{BreadcrumbText, Item, ItemEvent, ItemHandle},
+    searchable::{Direction, SearchableItem, SearchableItemHandle},
+    ItemNavHistory, Pane, ToolbarItemLocation, ToolbarItemView, Workspace, WorkspaceId,
+};
+
+actions!(
+    project_search,
+    [SearchInNew, ToggleFocus, NextField, ToggleFilters,]
+);
+
+#[derive(Default)]
+struct ActiveSearches(HashMap<WeakModelHandle<Project>, WeakViewHandle<ProjectSearchView>>);
+
+#[derive(Default)]
+struct ActiveSettings(HashMap<WeakModelHandle<Project>, ProjectSearchSettings>);
+
+pub fn init(cx: &mut AppContext) {
+    cx.set_global(ActiveSearches::default());
+    cx.set_global(ActiveSettings::default());
+    cx.add_action(ProjectSearchView::deploy);
+    cx.add_action(ProjectSearchView::move_focus_to_results);
+    cx.add_action(ProjectSearchBar::confirm);
+    cx.add_action(ProjectSearchBar::search_in_new);
+    cx.add_action(ProjectSearchBar::select_next_match);
+    cx.add_action(ProjectSearchBar::select_prev_match);
+    cx.add_action(ProjectSearchBar::replace_next);
+    cx.add_action(ProjectSearchBar::replace_all);
+    cx.add_action(ProjectSearchBar::cycle_mode);
+    cx.add_action(ProjectSearchBar::next_history_query);
+    cx.add_action(ProjectSearchBar::previous_history_query);
+    cx.add_action(ProjectSearchBar::activate_regex_mode);
+    cx.add_action(ProjectSearchBar::toggle_replace);
+    cx.add_action(ProjectSearchBar::toggle_replace_on_a_pane);
+    cx.add_action(ProjectSearchBar::activate_text_mode);
+
+    // This action should only be registered if the semantic index is enabled
+    // We are registering it all the time, as I dont want to introduce a dependency
+    // for Semantic Index Settings globally whenever search is tested.
+    cx.add_action(ProjectSearchBar::activate_semantic_mode);
+
+    cx.capture_action(ProjectSearchBar::tab);
+    cx.capture_action(ProjectSearchBar::tab_previous);
+    cx.capture_action(ProjectSearchView::replace_all);
+    cx.capture_action(ProjectSearchView::replace_next);
+    add_toggle_option_action::<ToggleCaseSensitive>(SearchOptions::CASE_SENSITIVE, cx);
+    add_toggle_option_action::<ToggleWholeWord>(SearchOptions::WHOLE_WORD, cx);
+    add_toggle_filters_action::<ToggleFilters>(cx);
+}
+
+fn add_toggle_filters_action<A: Action>(cx: &mut AppContext) {
+    cx.add_action(move |pane: &mut Pane, _: &A, cx: &mut ViewContext<Pane>| {
+        if let Some(search_bar) = pane.toolbar().read(cx).item_of_type::<ProjectSearchBar>() {
+            if search_bar.update(cx, |search_bar, cx| search_bar.toggle_filters(cx)) {
+                return;
+            }
+        }
+        cx.propagate_action();
+    });
+}
+
+fn add_toggle_option_action<A: Action>(option: SearchOptions, cx: &mut AppContext) {
+    cx.add_action(move |pane: &mut Pane, _: &A, cx: &mut ViewContext<Pane>| {
+        if let Some(search_bar) = pane.toolbar().read(cx).item_of_type::<ProjectSearchBar>() {
+            if search_bar.update(cx, |search_bar, cx| {
+                search_bar.toggle_search_option(option, cx)
+            }) {
+                return;
+            }
+        }
+        cx.propagate_action();
+    });
+}
+
+struct ProjectSearch {
+    project: ModelHandle<Project>,
+    excerpts: ModelHandle<MultiBuffer>,
+    pending_search: Option<Task<Option<()>>>,
+    match_ranges: Vec<Range<Anchor>>,
+    active_query: Option<SearchQuery>,
+    search_id: usize,
+    search_history: SearchHistory,
+    no_results: Option<bool>,
+}
+
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
+enum InputPanel {
+    Query,
+    Exclude,
+    Include,
+}
+
+pub struct ProjectSearchView {
+    model: ModelHandle<ProjectSearch>,
+    query_editor: ViewHandle<Editor>,
+    replacement_editor: ViewHandle<Editor>,
+    results_editor: ViewHandle<Editor>,
+    semantic_state: Option<SemanticState>,
+    semantic_permissioned: Option<bool>,
+    search_options: SearchOptions,
+    panels_with_errors: HashSet<InputPanel>,
+    active_match_index: Option<usize>,
+    search_id: usize,
+    query_editor_was_focused: bool,
+    included_files_editor: ViewHandle<Editor>,
+    excluded_files_editor: ViewHandle<Editor>,
+    filters_enabled: bool,
+    replace_enabled: bool,
+    current_mode: SearchMode,
+}
+
+struct SemanticState {
+    index_status: SemanticIndexStatus,
+    maintain_rate_limit: Option<Task<()>>,
+    _subscription: Subscription,
+}
+
+#[derive(Debug, Clone)]
+struct ProjectSearchSettings {
+    search_options: SearchOptions,
+    filters_enabled: bool,
+    current_mode: SearchMode,
+}
+
+pub struct ProjectSearchBar {
+    active_project_search: Option<ViewHandle<ProjectSearchView>>,
+    subscription: Option<Subscription>,
+}
+
+impl Entity for ProjectSearch {
+    type Event = ();
+}
+
+impl ProjectSearch {
+    fn new(project: ModelHandle<Project>, cx: &mut ModelContext<Self>) -> Self {
+        let replica_id = project.read(cx).replica_id();
+        Self {
+            project,
+            excerpts: cx.add_model(|_| MultiBuffer::new(replica_id)),
+            pending_search: Default::default(),
+            match_ranges: Default::default(),
+            active_query: None,
+            search_id: 0,
+            search_history: SearchHistory::default(),
+            no_results: None,
+        }
+    }
+
+    fn clone(&self, cx: &mut ModelContext<Self>) -> ModelHandle<Self> {
+        cx.add_model(|cx| Self {
+            project: self.project.clone(),
+            excerpts: self
+                .excerpts
+                .update(cx, |excerpts, cx| cx.add_model(|cx| excerpts.clone(cx))),
+            pending_search: Default::default(),
+            match_ranges: self.match_ranges.clone(),
+            active_query: self.active_query.clone(),
+            search_id: self.search_id,
+            search_history: self.search_history.clone(),
+            no_results: self.no_results.clone(),
+        })
+    }
+
+    fn search(&mut self, query: SearchQuery, cx: &mut ModelContext<Self>) {
+        let search = self
+            .project
+            .update(cx, |project, cx| project.search(query.clone(), cx));
+        self.search_id += 1;
+        self.search_history.add(query.as_str().to_string());
+        self.active_query = Some(query);
+        self.match_ranges.clear();
+        self.pending_search = Some(cx.spawn_weak(|this, mut cx| async move {
+            let mut matches = search;
+            let this = this.upgrade(&cx)?;
+            this.update(&mut cx, |this, cx| {
+                this.match_ranges.clear();
+                this.excerpts.update(cx, |this, cx| this.clear(cx));
+                this.no_results = Some(true);
+            });
+
+            while let Some((buffer, anchors)) = matches.next().await {
+                let mut ranges = this.update(&mut cx, |this, cx| {
+                    this.no_results = Some(false);
+                    this.excerpts.update(cx, |excerpts, cx| {
+                        excerpts.stream_excerpts_with_context_lines(buffer, anchors, 1, cx)
+                    })
+                });
+
+                while let Some(range) = ranges.next().await {
+                    this.update(&mut cx, |this, _| this.match_ranges.push(range));
+                }
+                this.update(&mut cx, |_, cx| cx.notify());
+            }
+
+            this.update(&mut cx, |this, cx| {
+                this.pending_search.take();
+                cx.notify();
+            });
+
+            None
+        }));
+        cx.notify();
+    }
+
+    fn semantic_search(&mut self, inputs: &SearchInputs, cx: &mut ModelContext<Self>) {
+        let search = SemanticIndex::global(cx).map(|index| {
+            index.update(cx, |semantic_index, cx| {
+                semantic_index.search_project(
+                    self.project.clone(),
+                    inputs.as_str().to_owned(),
+                    10,
+                    inputs.files_to_include().to_vec(),
+                    inputs.files_to_exclude().to_vec(),
+                    cx,
+                )
+            })
+        });
+        self.search_id += 1;
+        self.match_ranges.clear();
+        self.search_history.add(inputs.as_str().to_string());
+        self.no_results = None;
+        self.pending_search = Some(cx.spawn(|this, mut cx| async move {
+            let results = search?.await.log_err()?;
+            let matches = results
+                .into_iter()
+                .map(|result| (result.buffer, vec![result.range.start..result.range.start]));
+
+            this.update(&mut cx, |this, cx| {
+                this.no_results = Some(true);
+                this.excerpts.update(cx, |excerpts, cx| {
+                    excerpts.clear(cx);
+                });
+            });
+            for (buffer, ranges) in matches {
+                let mut match_ranges = this.update(&mut cx, |this, cx| {
+                    this.no_results = Some(false);
+                    this.excerpts.update(cx, |excerpts, cx| {
+                        excerpts.stream_excerpts_with_context_lines(buffer, ranges, 3, cx)
+                    })
+                });
+                while let Some(match_range) = match_ranges.next().await {
+                    this.update(&mut cx, |this, cx| {
+                        this.match_ranges.push(match_range);
+                        while let Ok(Some(match_range)) = match_ranges.try_next() {
+                            this.match_ranges.push(match_range);
+                        }
+                        cx.notify();
+                    });
+                }
+            }
+
+            this.update(&mut cx, |this, cx| {
+                this.pending_search.take();
+                cx.notify();
+            });
+
+            None
+        }));
+        cx.notify();
+    }
+}
+
+#[derive(Clone, Debug, PartialEq, Eq)]
+pub enum ViewEvent {
+    UpdateTab,
+    Activate,
+    EditorEvent(editor::Event),
+    Dismiss,
+}
+
+impl Entity for ProjectSearchView {
+    type Event = ViewEvent;
+}
+
+impl View for ProjectSearchView {
+    fn ui_name() -> &'static str {
+        "ProjectSearchView"
+    }
+
+    fn render(&mut self, cx: &mut ViewContext<Self>) -> AnyElement<Self> {
+        let model = &self.model.read(cx);
+        if model.match_ranges.is_empty() {
+            enum Status {}
+
+            let theme = theme::current(cx).clone();
+
+            // If Search is Active -> Major: Searching..., Minor: None
+            // If Semantic -> Major: "Search using Natural Language", Minor: {Status}/n{ex...}/n{ex...}
+            // If Regex -> Major: "Search using Regex", Minor: {ex...}
+            // If Text -> Major: "Text search all files and folders", Minor: {...}
+
+            let current_mode = self.current_mode;
+            let mut major_text = if model.pending_search.is_some() {
+                Cow::Borrowed("Searching...")
+            } else if model.no_results.is_some_and(|v| v) {
+                Cow::Borrowed("No Results")
+            } else {
+                match current_mode {
+                    SearchMode::Text => Cow::Borrowed("Text search all files and folders"),
+                    SearchMode::Semantic => {
+                        Cow::Borrowed("Search all code objects using Natural Language")
+                    }
+                    SearchMode::Regex => Cow::Borrowed("Regex search all files and folders"),
+                }
+            };
+
+            let mut show_minor_text = true;
+            let semantic_status = self.semantic_state.as_ref().and_then(|semantic| {
+                let status = semantic.index_status;
+                match status {
+                    SemanticIndexStatus::NotAuthenticated => {
+                        major_text = Cow::Borrowed("Not Authenticated");
+                        show_minor_text = false;
+                        Some(vec![
+                            "API Key Missing: Please set 'OPENAI_API_KEY' in Environment Variables."
+                                .to_string(), "If you authenticated using the Assistant Panel, please restart Zed to Authenticate.".to_string()])
+                    }
+                    SemanticIndexStatus::Indexed => Some(vec!["Indexing complete".to_string()]),
+                    SemanticIndexStatus::Indexing {
+                        remaining_files,
+                        rate_limit_expiry,
+                    } => {
+                        if remaining_files == 0 {
+                            Some(vec![format!("Indexing...")])
+                        } else {
+                            if let Some(rate_limit_expiry) = rate_limit_expiry {
+                                let remaining_seconds =
+                                    rate_limit_expiry.duration_since(Instant::now());
+                                if remaining_seconds > Duration::from_secs(0) {
+                                    Some(vec![format!(
+                                        "Remaining files to index (rate limit resets in {}s): {}",
+                                        remaining_seconds.as_secs(),
+                                        remaining_files
+                                    )])
+                                } else {
+                                    Some(vec![format!("Remaining files to index: {}", remaining_files)])
+                                }
+                            } else {
+                                Some(vec![format!("Remaining files to index: {}", remaining_files)])
+                            }
+                        }
+                    }
+                    SemanticIndexStatus::NotIndexed => None,
+                }
+            });
+
+            let minor_text = if let Some(no_results) = model.no_results {
+                if model.pending_search.is_none() && no_results {
+                    vec!["No results found in this project for the provided query".to_owned()]
+                } else {
+                    vec![]
+                }
+            } else {
+                match current_mode {
+                    SearchMode::Semantic => {
+                        let mut minor_text: Vec<String> = Vec::new();
+                        minor_text.push("".into());
+                        if let Some(semantic_status) = semantic_status {
+                            minor_text.extend(semantic_status);
+                        }
+                        if show_minor_text {
+                            minor_text
+                                .push("Simply explain the code you are looking to find.".into());
+                            minor_text.push(
+                                "ex. 'prompt user for permissions to index their project'".into(),
+                            );
+                        }
+                        minor_text
+                    }
+                    _ => vec![
+                        "".to_owned(),
+                        "Include/exclude specific paths with the filter option.".to_owned(),
+                        "Matching exact word and/or casing is available too.".to_owned(),
+                    ],
+                }
+            };
+
+            let previous_query_keystrokes =
+                cx.binding_for_action(&PreviousHistoryQuery {})
+                    .map(|binding| {
+                        binding
+                            .keystrokes()
+                            .iter()
+                            .map(|k| k.to_string())
+                            .collect::<Vec<_>>()
+                    });
+            let next_query_keystrokes =
+                cx.binding_for_action(&NextHistoryQuery {}).map(|binding| {
+                    binding
+                        .keystrokes()
+                        .iter()
+                        .map(|k| k.to_string())
+                        .collect::<Vec<_>>()
+                });
+            let new_placeholder_text = match (previous_query_keystrokes, next_query_keystrokes) {
+                (Some(previous_query_keystrokes), Some(next_query_keystrokes)) => {
+                    format!(
+                        "Search ({}/{} for previous/next query)",
+                        previous_query_keystrokes.join(" "),
+                        next_query_keystrokes.join(" ")
+                    )
+                }
+                (None, Some(next_query_keystrokes)) => {
+                    format!(
+                        "Search ({} for next query)",
+                        next_query_keystrokes.join(" ")
+                    )
+                }
+                (Some(previous_query_keystrokes), None) => {
+                    format!(
+                        "Search ({} for previous query)",
+                        previous_query_keystrokes.join(" ")
+                    )
+                }
+                (None, None) => String::new(),
+            };
+            self.query_editor.update(cx, |editor, cx| {
+                editor.set_placeholder_text(new_placeholder_text, cx);
+            });
+
+            MouseEventHandler::new::<Status, _>(0, cx, |_, _| {
+                Flex::column()
+                    .with_child(Flex::column().contained().flex(1., true))
+                    .with_child(
+                        Flex::column()
+                            .align_children_center()
+                            .with_child(Label::new(
+                                major_text,
+                                theme.search.major_results_status.clone(),
+                            ))
+                            .with_children(
+                                minor_text.into_iter().map(|x| {
+                                    Label::new(x, theme.search.minor_results_status.clone())
+                                }),
+                            )
+                            .aligned()
+                            .top()
+                            .contained()
+                            .flex(7., true),
+                    )
+                    .contained()
+                    .with_background_color(theme.editor.background)
+            })
+            .on_down(MouseButton::Left, |_, _, cx| {
+                cx.focus_parent();
+            })
+            .into_any_named("project search view")
+        } else {
+            ChildView::new(&self.results_editor, cx)
+                .flex(1., true)
+                .into_any_named("project search view")
+        }
+    }
+
+    fn focus_in(&mut self, _: AnyViewHandle, cx: &mut ViewContext<Self>) {
+        let handle = cx.weak_handle();
+        cx.update_global(|state: &mut ActiveSearches, cx| {
+            state
+                .0
+                .insert(self.model.read(cx).project.downgrade(), handle)
+        });
+
+        cx.update_global(|state: &mut ActiveSettings, cx| {
+            state.0.insert(
+                self.model.read(cx).project.downgrade(),
+                self.current_settings(),
+            );
+        });
+
+        if cx.is_self_focused() {
+            if self.query_editor_was_focused {
+                cx.focus(&self.query_editor);
+            } else {
+                cx.focus(&self.results_editor);
+            }
+        }
+    }
+}
+
+impl Item for ProjectSearchView {
+    fn tab_tooltip_text(&self, cx: &AppContext) -> Option<Cow<str>> {
+        let query_text = self.query_editor.read(cx).text(cx);
+
+        query_text
+            .is_empty()
+            .not()
+            .then(|| query_text.into())
+            .or_else(|| Some("Project Search".into()))
+    }
+    fn should_close_item_on_event(event: &Self::Event) -> bool {
+        event == &Self::Event::Dismiss
+    }
+
+    fn act_as_type<'a>(
+        &'a self,
+        type_id: TypeId,
+        self_handle: &'a ViewHandle<Self>,
+        _: &'a AppContext,
+    ) -> Option<&'a AnyViewHandle> {
+        if type_id == TypeId::of::<Self>() {
+            Some(self_handle)
+        } else if type_id == TypeId::of::<Editor>() {
+            Some(&self.results_editor)
+        } else {
+            None
+        }
+    }
+
+    fn deactivated(&mut self, cx: &mut ViewContext<Self>) {
+        self.results_editor
+            .update(cx, |editor, cx| editor.deactivated(cx));
+    }
+
+    fn tab_content<T: 'static>(
+        &self,
+        _detail: Option<usize>,
+        tab_theme: &theme::Tab,
+        cx: &AppContext,
+    ) -> AnyElement<T> {
+        Flex::row()
+            .with_child(
+                Svg::new("icons/magnifying_glass.svg")
+                    .with_color(tab_theme.label.text.color)
+                    .constrained()
+                    .with_width(tab_theme.type_icon_width)
+                    .aligned()
+                    .contained()
+                    .with_margin_right(tab_theme.spacing),
+            )
+            .with_child({
+                let tab_name: Option<Cow<_>> = self
+                    .model
+                    .read(cx)
+                    .search_history
+                    .current()
+                    .as_ref()
+                    .map(|query| {
+                        let query_text = util::truncate_and_trailoff(query, MAX_TAB_TITLE_LEN);
+                        query_text.into()
+                    });
+                Label::new(
+                    tab_name
+                        .filter(|name| !name.is_empty())
+                        .unwrap_or("Project search".into()),
+                    tab_theme.label.clone(),
+                )
+                .aligned()
+            })
+            .into_any()
+    }
+
+    fn for_each_project_item(&self, cx: &AppContext, f: &mut dyn FnMut(usize, &dyn project::Item)) {
+        self.results_editor.for_each_project_item(cx, f)
+    }
+
+    fn is_singleton(&self, _: &AppContext) -> bool {
+        false
+    }
+
+    fn can_save(&self, _: &AppContext) -> bool {
+        true
+    }
+
+    fn is_dirty(&self, cx: &AppContext) -> bool {
+        self.results_editor.read(cx).is_dirty(cx)
+    }
+
+    fn has_conflict(&self, cx: &AppContext) -> bool {
+        self.results_editor.read(cx).has_conflict(cx)
+    }
+
+    fn save(
+        &mut self,
+        project: ModelHandle<Project>,
+        cx: &mut ViewContext<Self>,
+    ) -> Task<anyhow::Result<()>> {
+        self.results_editor
+            .update(cx, |editor, cx| editor.save(project, cx))
+    }
+
+    fn save_as(
+        &mut self,
+        _: ModelHandle<Project>,
+        _: PathBuf,
+        _: &mut ViewContext<Self>,
+    ) -> Task<anyhow::Result<()>> {
+        unreachable!("save_as should not have been called")
+    }
+
+    fn reload(
+        &mut self,
+        project: ModelHandle<Project>,
+        cx: &mut ViewContext<Self>,
+    ) -> Task<anyhow::Result<()>> {
+        self.results_editor
+            .update(cx, |editor, cx| editor.reload(project, cx))
+    }
+
+    fn clone_on_split(&self, _workspace_id: WorkspaceId, cx: &mut ViewContext<Self>) -> Option<Self>
+    where
+        Self: Sized,
+    {
+        let model = self.model.update(cx, |model, cx| model.clone(cx));
+        Some(Self::new(model, cx, None))
+    }
+
+    fn added_to_workspace(&mut self, workspace: &mut Workspace, cx: &mut ViewContext<Self>) {
+        self.results_editor
+            .update(cx, |editor, cx| editor.added_to_workspace(workspace, cx));
+    }
+
+    fn set_nav_history(&mut self, nav_history: ItemNavHistory, cx: &mut ViewContext<Self>) {
+        self.results_editor.update(cx, |editor, _| {
+            editor.set_nav_history(Some(nav_history));
+        });
+    }
+
+    fn navigate(&mut self, data: Box<dyn Any>, cx: &mut ViewContext<Self>) -> bool {
+        self.results_editor
+            .update(cx, |editor, cx| editor.navigate(data, cx))
+    }
+
+    fn to_item_events(event: &Self::Event) -> SmallVec<[ItemEvent; 2]> {
+        match event {
+            ViewEvent::UpdateTab => {
+                smallvec::smallvec![ItemEvent::UpdateBreadcrumbs, ItemEvent::UpdateTab]
+            }
+            ViewEvent::EditorEvent(editor_event) => Editor::to_item_events(editor_event),
+            ViewEvent::Dismiss => smallvec::smallvec![ItemEvent::CloseItem],
+            _ => SmallVec::new(),
+        }
+    }
+
+    fn breadcrumb_location(&self) -> ToolbarItemLocation {
+        if self.has_matches() {
+            ToolbarItemLocation::Secondary
+        } else {
+            ToolbarItemLocation::Hidden
+        }
+    }
+
+    fn breadcrumbs(&self, theme: &theme::Theme, cx: &AppContext) -> Option<Vec<BreadcrumbText>> {
+        self.results_editor.breadcrumbs(theme, cx)
+    }
+
+    fn serialized_item_kind() -> Option<&'static str> {
+        None
+    }
+
+    fn deserialize(
+        _project: ModelHandle<Project>,
+        _workspace: WeakViewHandle<Workspace>,
+        _workspace_id: workspace::WorkspaceId,
+        _item_id: workspace::ItemId,
+        _cx: &mut ViewContext<Pane>,
+    ) -> Task<anyhow::Result<ViewHandle<Self>>> {
+        unimplemented!()
+    }
+}
+
+impl ProjectSearchView {
+    fn toggle_filters(&mut self, cx: &mut ViewContext<Self>) {
+        self.filters_enabled = !self.filters_enabled;
+        cx.update_global(|state: &mut ActiveSettings, cx| {
+            state.0.insert(
+                self.model.read(cx).project.downgrade(),
+                self.current_settings(),
+            );
+        });
+    }
+
+    fn current_settings(&self) -> ProjectSearchSettings {
+        ProjectSearchSettings {
+            search_options: self.search_options,
+            filters_enabled: self.filters_enabled,
+            current_mode: self.current_mode,
+        }
+    }
+    fn toggle_search_option(&mut self, option: SearchOptions, cx: &mut ViewContext<Self>) {
+        self.search_options.toggle(option);
+        cx.update_global(|state: &mut ActiveSettings, cx| {
+            state.0.insert(
+                self.model.read(cx).project.downgrade(),
+                self.current_settings(),
+            );
+        });
+    }
+
+    fn index_project(&mut self, cx: &mut ViewContext<Self>) {
+        if let Some(semantic_index) = SemanticIndex::global(cx) {
+            // Semantic search uses no options
+            self.search_options = SearchOptions::none();
+
+            let project = self.model.read(cx).project.clone();
+
+            semantic_index.update(cx, |semantic_index, cx| {
+                semantic_index
+                    .index_project(project.clone(), cx)
+                    .detach_and_log_err(cx);
+            });
+
+            self.semantic_state = Some(SemanticState {
+                index_status: semantic_index.read(cx).status(&project),
+                maintain_rate_limit: None,
+                _subscription: cx.observe(&semantic_index, Self::semantic_index_changed),
+            });
+            self.semantic_index_changed(semantic_index, cx);
+        }
+    }
+
+    fn semantic_index_changed(
+        &mut self,
+        semantic_index: ModelHandle<SemanticIndex>,
+        cx: &mut ViewContext<Self>,
+    ) {
+        let project = self.model.read(cx).project.clone();
+        if let Some(semantic_state) = self.semantic_state.as_mut() {
+            cx.notify();
+            semantic_state.index_status = semantic_index.read(cx).status(&project);
+            if let SemanticIndexStatus::Indexing {
+                rate_limit_expiry: Some(_),
+                ..
+            } = &semantic_state.index_status
+            {
+                if semantic_state.maintain_rate_limit.is_none() {
+                    semantic_state.maintain_rate_limit =
+                        Some(cx.spawn(|this, mut cx| async move {
+                            loop {
+                                cx.background().timer(Duration::from_secs(1)).await;
+                                this.update(&mut cx, |_, cx| cx.notify()).log_err();
+                            }
+                        }));
+                    return;
+                }
+            } else {
+                semantic_state.maintain_rate_limit = None;
+            }
+        }
+    }
+
+    fn clear_search(&mut self, cx: &mut ViewContext<Self>) {
+        self.model.update(cx, |model, cx| {
+            model.pending_search = None;
+            model.no_results = None;
+            model.match_ranges.clear();
+
+            model.excerpts.update(cx, |excerpts, cx| {
+                excerpts.clear(cx);
+            });
+        });
+    }
+
+    fn activate_search_mode(&mut self, mode: SearchMode, cx: &mut ViewContext<Self>) {
+        let previous_mode = self.current_mode;
+        if previous_mode == mode {
+            return;
+        }
+
+        self.clear_search(cx);
+        self.current_mode = mode;
+        self.active_match_index = None;
+
+        match mode {
+            SearchMode::Semantic => {
+                let has_permission = self.semantic_permissioned(cx);
+                self.active_match_index = None;
+                cx.spawn(|this, mut cx| async move {
+                    let has_permission = has_permission.await?;
+
+                    if !has_permission {
+                        let mut answer = this.update(&mut cx, |this, cx| {
+                            let project = this.model.read(cx).project.clone();
+                            let project_name = project
+                                .read(cx)
+                                .worktree_root_names(cx)
+                                .collect::<Vec<&str>>()
+                                .join("/");
+                            let is_plural =
+                                project_name.chars().filter(|letter| *letter == '/').count() > 0;
+                            let prompt_text = format!("Would you like to index the '{}' project{} for semantic search? This requires sending code to the OpenAI API", project_name,
+                                if is_plural {
+                                    "s"
+                                } else {""});
+                            cx.prompt(
+                                PromptLevel::Info,
+                                prompt_text.as_str(),
+                                &["Continue", "Cancel"],
+                            )
+                        })?;
+
+                        if answer.next().await == Some(0) {
+                            this.update(&mut cx, |this, _| {
+                                this.semantic_permissioned = Some(true);
+                            })?;
+                        } else {
+                            this.update(&mut cx, |this, cx| {
+                                this.semantic_permissioned = Some(false);
+                                debug_assert_ne!(previous_mode, SearchMode::Semantic, "Tried to re-enable semantic search mode after user modal was rejected");
+                                this.activate_search_mode(previous_mode, cx);
+                            })?;
+                            return anyhow::Ok(());
+                        }
+                    }
+
+                    this.update(&mut cx, |this, cx| {
+                        this.index_project(cx);
+                    })?;
+
+                    anyhow::Ok(())
+                }).detach_and_log_err(cx);
+            }
+            SearchMode::Regex | SearchMode::Text => {
+                self.semantic_state = None;
+                self.active_match_index = None;
+                self.search(cx);
+            }
+        }
+
+        cx.update_global(|state: &mut ActiveSettings, cx| {
+            state.0.insert(
+                self.model.read(cx).project.downgrade(),
+                self.current_settings(),
+            );
+        });
+
+        cx.notify();
+    }
+    fn replace_next(&mut self, _: &ReplaceNext, cx: &mut ViewContext<Self>) {
+        let model = self.model.read(cx);
+        if let Some(query) = model.active_query.as_ref() {
+            if model.match_ranges.is_empty() {
+                return;
+            }
+            if let Some(active_index) = self.active_match_index {
+                let query = query.clone().with_replacement(self.replacement(cx));
+                self.results_editor.replace(
+                    &(Box::new(model.match_ranges[active_index].clone()) as _),
+                    &query,
+                    cx,
+                );
+                self.select_match(Direction::Next, cx)
+            }
+        }
+    }
+    pub fn replacement(&self, cx: &AppContext) -> String {
+        self.replacement_editor.read(cx).text(cx)
+    }
+    fn replace_all(&mut self, _: &ReplaceAll, cx: &mut ViewContext<Self>) {
+        let model = self.model.read(cx);
+        if let Some(query) = model.active_query.as_ref() {
+            if model.match_ranges.is_empty() {
+                return;
+            }
+            if self.active_match_index.is_some() {
+                let query = query.clone().with_replacement(self.replacement(cx));
+                let matches = model
+                    .match_ranges
+                    .iter()
+                    .map(|item| Box::new(item.clone()) as _)
+                    .collect::<Vec<_>>();
+                for item in matches {
+                    self.results_editor.replace(&item, &query, cx);
+                }
+            }
+        }
+    }
+
+    fn new(
+        model: ModelHandle<ProjectSearch>,
+        cx: &mut ViewContext<Self>,
+        settings: Option<ProjectSearchSettings>,
+    ) -> Self {
+        let project;
+        let excerpts;
+        let mut replacement_text = None;
+        let mut query_text = String::new();
+
+        // Read in settings if available
+        let (mut options, current_mode, filters_enabled) = if let Some(settings) = settings {
+            (
+                settings.search_options,
+                settings.current_mode,
+                settings.filters_enabled,
+            )
+        } else {
+            (SearchOptions::NONE, Default::default(), false)
+        };
+
+        {
+            let model = model.read(cx);
+            project = model.project.clone();
+            excerpts = model.excerpts.clone();
+            if let Some(active_query) = model.active_query.as_ref() {
+                query_text = active_query.as_str().to_string();
+                replacement_text = active_query.replacement().map(ToOwned::to_owned);
+                options = SearchOptions::from_query(active_query);
+            }
+        }
+        cx.observe(&model, |this, _, cx| this.model_changed(cx))
+            .detach();
+
+        let query_editor = cx.add_view(|cx| {
+            let mut editor = Editor::single_line(
+                Some(Arc::new(|theme| theme.search.editor.input.clone())),
+                cx,
+            );
+            editor.set_placeholder_text("Text search all files", cx);
+            editor.set_text(query_text, cx);
+            editor
+        });
+        // Subscribe to query_editor in order to reraise editor events for workspace item activation purposes
+        cx.subscribe(&query_editor, |_, _, event, cx| {
+            cx.emit(ViewEvent::EditorEvent(event.clone()))
+        })
+        .detach();
+        let replacement_editor = cx.add_view(|cx| {
+            let mut editor = Editor::single_line(
+                Some(Arc::new(|theme| theme.search.editor.input.clone())),
+                cx,
+            );
+            editor.set_placeholder_text("Replace in project..", cx);
+            if let Some(text) = replacement_text {
+                editor.set_text(text, cx);
+            }
+            editor
+        });
+        let results_editor = cx.add_view(|cx| {
+            let mut editor = Editor::for_multibuffer(excerpts, Some(project.clone()), cx);
+            editor.set_searchable(false);
+            editor
+        });
+        cx.observe(&results_editor, |_, _, cx| cx.emit(ViewEvent::UpdateTab))
+            .detach();
+
+        cx.subscribe(&results_editor, |this, _, event, cx| {
+            if matches!(event, editor::Event::SelectionsChanged { .. }) {
+                this.update_match_index(cx);
+            }
+            // Reraise editor events for workspace item activation purposes
+            cx.emit(ViewEvent::EditorEvent(event.clone()));
+        })
+        .detach();
+
+        let included_files_editor = cx.add_view(|cx| {
+            let mut editor = Editor::single_line(
+                Some(Arc::new(|theme| {
+                    theme.search.include_exclude_editor.input.clone()
+                })),
+                cx,
+            );
+            editor.set_placeholder_text("Include: crates/**/*.toml", cx);
+
+            editor
+        });
+        // Subscribe to include_files_editor in order to reraise editor events for workspace item activation purposes
+        cx.subscribe(&included_files_editor, |_, _, event, cx| {
+            cx.emit(ViewEvent::EditorEvent(event.clone()))
+        })
+        .detach();
+
+        let excluded_files_editor = cx.add_view(|cx| {
+            let mut editor = Editor::single_line(
+                Some(Arc::new(|theme| {
+                    theme.search.include_exclude_editor.input.clone()
+                })),
+                cx,
+            );
+            editor.set_placeholder_text("Exclude: vendor/*, *.lock", cx);
+
+            editor
+        });
+        // Subscribe to excluded_files_editor in order to reraise editor events for workspace item activation purposes
+        cx.subscribe(&excluded_files_editor, |_, _, event, cx| {
+            cx.emit(ViewEvent::EditorEvent(event.clone()))
+        })
+        .detach();
+
+        // Check if Worktrees have all been previously indexed
+        let mut this = ProjectSearchView {
+            replacement_editor,
+            search_id: model.read(cx).search_id,
+            model,
+            query_editor,
+            results_editor,
+            semantic_state: None,
+            semantic_permissioned: None,
+            search_options: options,
+            panels_with_errors: HashSet::new(),
+            active_match_index: None,
+            query_editor_was_focused: false,
+            included_files_editor,
+            excluded_files_editor,
+            filters_enabled,
+            current_mode,
+            replace_enabled: false,
+        };
+        this.model_changed(cx);
+        this
+    }
+
+    fn semantic_permissioned(&mut self, cx: &mut ViewContext<Self>) -> Task<Result<bool>> {
+        if let Some(value) = self.semantic_permissioned {
+            return Task::ready(Ok(value));
+        }
+
+        SemanticIndex::global(cx)
+            .map(|semantic| {
+                let project = self.model.read(cx).project.clone();
+                semantic.update(cx, |this, cx| this.project_previously_indexed(&project, cx))
+            })
+            .unwrap_or(Task::ready(Ok(false)))
+    }
+    pub fn new_search_in_directory(
+        workspace: &mut Workspace,
+        dir_entry: &Entry,
+        cx: &mut ViewContext<Workspace>,
+    ) {
+        if !dir_entry.is_dir() {
+            return;
+        }
+        let Some(filter_str) = dir_entry.path.to_str() else {
+            return;
+        };
+
+        let model = cx.add_model(|cx| ProjectSearch::new(workspace.project().clone(), cx));
+        let search = cx.add_view(|cx| ProjectSearchView::new(model, cx, None));
+        workspace.add_item(Box::new(search.clone()), cx);
+        search.update(cx, |search, cx| {
+            search
+                .included_files_editor
+                .update(cx, |editor, cx| editor.set_text(filter_str, cx));
+            search.filters_enabled = true;
+            search.focus_query_editor(cx)
+        });
+    }
+
+    // Re-activate the most recently activated search or the most recent if it has been closed.
+    // If no search exists in the workspace, create a new one.
+    fn deploy(
+        workspace: &mut Workspace,
+        _: &workspace::NewSearch,
+        cx: &mut ViewContext<Workspace>,
+    ) {
+        // Clean up entries for dropped projects
+        cx.update_global(|state: &mut ActiveSearches, cx| {
+            state.0.retain(|project, _| project.is_upgradable(cx))
+        });
+
+        let active_search = cx
+            .global::<ActiveSearches>()
+            .0
+            .get(&workspace.project().downgrade());
+
+        let existing = active_search
+            .and_then(|active_search| {
+                workspace
+                    .items_of_type::<ProjectSearchView>(cx)
+                    .find(|search| search == active_search)
+            })
+            .or_else(|| workspace.item_of_type::<ProjectSearchView>(cx));
+
+        let query = workspace.active_item(cx).and_then(|item| {
+            let editor = item.act_as::<Editor>(cx)?;
+            let query = editor.query_suggestion(cx);
+            if query.is_empty() {
+                None
+            } else {
+                Some(query)
+            }
+        });
+
+        let search = if let Some(existing) = existing {
+            workspace.activate_item(&existing, cx);
+            existing
+        } else {
+            let settings = cx
+                .global::<ActiveSettings>()
+                .0
+                .get(&workspace.project().downgrade());
+
+            let settings = if let Some(settings) = settings {
+                Some(settings.clone())
+            } else {
+                None
+            };
+
+            let model = cx.add_model(|cx| ProjectSearch::new(workspace.project().clone(), cx));
+            let view = cx.add_view(|cx| ProjectSearchView::new(model, cx, settings));
+
+            workspace.add_item(Box::new(view.clone()), cx);
+            view
+        };
+
+        search.update(cx, |search, cx| {
+            if let Some(query) = query {
+                search.set_query(&query, cx);
+            }
+            search.focus_query_editor(cx)
+        });
+    }
+
+    fn search(&mut self, cx: &mut ViewContext<Self>) {
+        let mode = self.current_mode;
+        match mode {
+            SearchMode::Semantic => {
+                if self.semantic_state.is_some() {
+                    if let Some(query) = self.build_search_query(cx) {
+                        self.model
+                            .update(cx, |model, cx| model.semantic_search(query.as_inner(), cx));
+                    }
+                }
+            }
+
+            _ => {
+                if let Some(query) = self.build_search_query(cx) {
+                    self.model.update(cx, |model, cx| model.search(query, cx));
+                }
+            }
+        }
+    }
+
+    fn build_search_query(&mut self, cx: &mut ViewContext<Self>) -> Option<SearchQuery> {
+        let text = self.query_editor.read(cx).text(cx);
+        let included_files =
+            match Self::parse_path_matches(&self.included_files_editor.read(cx).text(cx)) {
+                Ok(included_files) => {
+                    self.panels_with_errors.remove(&InputPanel::Include);
+                    included_files
+                }
+                Err(_e) => {
+                    self.panels_with_errors.insert(InputPanel::Include);
+                    cx.notify();
+                    return None;
+                }
+            };
+        let excluded_files =
+            match Self::parse_path_matches(&self.excluded_files_editor.read(cx).text(cx)) {
+                Ok(excluded_files) => {
+                    self.panels_with_errors.remove(&InputPanel::Exclude);
+                    excluded_files
+                }
+                Err(_e) => {
+                    self.panels_with_errors.insert(InputPanel::Exclude);
+                    cx.notify();
+                    return None;
+                }
+            };
+        let current_mode = self.current_mode;
+        match current_mode {
+            SearchMode::Regex => {
+                match SearchQuery::regex(
+                    text,
+                    self.search_options.contains(SearchOptions::WHOLE_WORD),
+                    self.search_options.contains(SearchOptions::CASE_SENSITIVE),
+                    included_files,
+                    excluded_files,
+                ) {
+                    Ok(query) => {
+                        self.panels_with_errors.remove(&InputPanel::Query);
+                        Some(query)
+                    }
+                    Err(_e) => {
+                        self.panels_with_errors.insert(InputPanel::Query);
+                        cx.notify();
+                        None
+                    }
+                }
+            }
+            _ => match SearchQuery::text(
+                text,
+                self.search_options.contains(SearchOptions::WHOLE_WORD),
+                self.search_options.contains(SearchOptions::CASE_SENSITIVE),
+                included_files,
+                excluded_files,
+            ) {
+                Ok(query) => {
+                    self.panels_with_errors.remove(&InputPanel::Query);
+                    Some(query)
+                }
+                Err(_e) => {
+                    self.panels_with_errors.insert(InputPanel::Query);
+                    cx.notify();
+                    None
+                }
+            },
+        }
+    }
+
+    fn parse_path_matches(text: &str) -> anyhow::Result<Vec<PathMatcher>> {
+        text.split(',')
+            .map(str::trim)
+            .filter(|maybe_glob_str| !maybe_glob_str.is_empty())
+            .map(|maybe_glob_str| {
+                PathMatcher::new(maybe_glob_str)
+                    .with_context(|| format!("parsing {maybe_glob_str} as path matcher"))
+            })
+            .collect()
+    }
+
+    fn select_match(&mut self, direction: Direction, cx: &mut ViewContext<Self>) {
+        if let Some(index) = self.active_match_index {
+            let match_ranges = self.model.read(cx).match_ranges.clone();
+            let new_index = self.results_editor.update(cx, |editor, cx| {
+                editor.match_index_for_direction(&match_ranges, index, direction, 1, cx)
+            });
+
+            let range_to_select = match_ranges[new_index].clone();
+            self.results_editor.update(cx, |editor, cx| {
+                let range_to_select = editor.range_for_match(&range_to_select);
+                editor.unfold_ranges([range_to_select.clone()], false, true, cx);
+                editor.change_selections(Some(Autoscroll::fit()), cx, |s| {
+                    s.select_ranges([range_to_select])
+                });
+            });
+        }
+    }
+
+    fn focus_query_editor(&mut self, cx: &mut ViewContext<Self>) {
+        self.query_editor.update(cx, |query_editor, cx| {
+            query_editor.select_all(&SelectAll, cx);
+        });
+        self.query_editor_was_focused = true;
+        cx.focus(&self.query_editor);
+    }
+
+    fn set_query(&mut self, query: &str, cx: &mut ViewContext<Self>) {
+        self.query_editor
+            .update(cx, |query_editor, cx| query_editor.set_text(query, cx));
+    }
+
+    fn focus_results_editor(&mut self, cx: &mut ViewContext<Self>) {
+        self.query_editor.update(cx, |query_editor, cx| {
+            let cursor = query_editor.selections.newest_anchor().head();
+            query_editor.change_selections(None, cx, |s| s.select_ranges([cursor.clone()..cursor]));
+        });
+        self.query_editor_was_focused = false;
+        cx.focus(&self.results_editor);
+    }
+
+    fn model_changed(&mut self, cx: &mut ViewContext<Self>) {
+        let match_ranges = self.model.read(cx).match_ranges.clone();
+        if match_ranges.is_empty() {
+            self.active_match_index = None;
+        } else {
+            self.active_match_index = Some(0);
+            self.update_match_index(cx);
+            let prev_search_id = mem::replace(&mut self.search_id, self.model.read(cx).search_id);
+            let is_new_search = self.search_id != prev_search_id;
+            self.results_editor.update(cx, |editor, cx| {
+                if is_new_search {
+                    let range_to_select = match_ranges
+                        .first()
+                        .clone()
+                        .map(|range| editor.range_for_match(range));
+                    editor.change_selections(Some(Autoscroll::fit()), cx, |s| {
+                        s.select_ranges(range_to_select)
+                    });
+                }
+                editor.highlight_background::<Self>(
+                    match_ranges,
+                    |theme| theme.search.match_background,
+                    cx,
+                );
+            });
+            if is_new_search && self.query_editor.is_focused(cx) {
+                self.focus_results_editor(cx);
+            }
+        }
+
+        cx.emit(ViewEvent::UpdateTab);
+        cx.notify();
+    }
+
+    fn update_match_index(&mut self, cx: &mut ViewContext<Self>) {
+        let results_editor = self.results_editor.read(cx);
+        let new_index = active_match_index(
+            &self.model.read(cx).match_ranges,
+            &results_editor.selections.newest_anchor().head(),
+            &results_editor.buffer().read(cx).snapshot(cx),
+        );
+        if self.active_match_index != new_index {
+            self.active_match_index = new_index;
+            cx.notify();
+        }
+    }
+
+    pub fn has_matches(&self) -> bool {
+        self.active_match_index.is_some()
+    }
+
+    fn move_focus_to_results(pane: &mut Pane, _: &ToggleFocus, cx: &mut ViewContext<Pane>) {
+        if let Some(search_view) = pane
+            .active_item()
+            .and_then(|item| item.downcast::<ProjectSearchView>())
+        {
+            search_view.update(cx, |search_view, cx| {
+                if !search_view.results_editor.is_focused(cx)
+                    && !search_view.model.read(cx).match_ranges.is_empty()
+                {
+                    return search_view.focus_results_editor(cx);
+                }
+            });
+        }
+
+        cx.propagate_action();
+    }
+}
+
+impl Default for ProjectSearchBar {
+    fn default() -> Self {
+        Self::new()
+    }
+}
+
+impl ProjectSearchBar {
+    pub fn new() -> Self {
+        Self {
+            active_project_search: Default::default(),
+            subscription: Default::default(),
+        }
+    }
+    fn cycle_mode(workspace: &mut Workspace, _: &CycleMode, cx: &mut ViewContext<Workspace>) {
+        if let Some(search_view) = workspace
+            .active_item(cx)
+            .and_then(|item| item.downcast::<ProjectSearchView>())
+        {
+            search_view.update(cx, |this, cx| {
+                let new_mode =
+                    crate::mode::next_mode(&this.current_mode, SemanticIndex::enabled(cx));
+                this.activate_search_mode(new_mode, cx);
+                cx.focus(&this.query_editor);
+            })
+        }
+    }
+    fn confirm(&mut self, _: &Confirm, cx: &mut ViewContext<Self>) {
+        let mut should_propagate = true;
+        if let Some(search_view) = self.active_project_search.as_ref() {
+            search_view.update(cx, |search_view, cx| {
+                if !search_view.replacement_editor.is_focused(cx) {
+                    should_propagate = false;
+                    search_view.search(cx);
+                }
+            });
+        }
+        if should_propagate {
+            cx.propagate_action();
+        }
+    }
+
+    fn search_in_new(workspace: &mut Workspace, _: &SearchInNew, cx: &mut ViewContext<Workspace>) {
+        if let Some(search_view) = workspace
+            .active_item(cx)
+            .and_then(|item| item.downcast::<ProjectSearchView>())
+        {
+            let new_query = search_view.update(cx, |search_view, cx| {
+                let new_query = search_view.build_search_query(cx);
+                if new_query.is_some() {
+                    if let Some(old_query) = search_view.model.read(cx).active_query.clone() {
+                        search_view.query_editor.update(cx, |editor, cx| {
+                            editor.set_text(old_query.as_str(), cx);
+                        });
+                        search_view.search_options = SearchOptions::from_query(&old_query);
+                    }
+                }
+                new_query
+            });
+            if let Some(new_query) = new_query {
+                let model = cx.add_model(|cx| {
+                    let mut model = ProjectSearch::new(workspace.project().clone(), cx);
+                    model.search(new_query, cx);
+                    model
+                });
+                workspace.add_item(
+                    Box::new(cx.add_view(|cx| ProjectSearchView::new(model, cx, None))),
+                    cx,
+                );
+            }
+        }
+    }
+
+    fn select_next_match(pane: &mut Pane, _: &SelectNextMatch, cx: &mut ViewContext<Pane>) {
+        if let Some(search_view) = pane
+            .active_item()
+            .and_then(|item| item.downcast::<ProjectSearchView>())
+        {
+            search_view.update(cx, |view, cx| view.select_match(Direction::Next, cx));
+        } else {
+            cx.propagate_action();
+        }
+    }
+
+    fn replace_next(pane: &mut Pane, _: &ReplaceNext, cx: &mut ViewContext<Pane>) {
+        if let Some(search_view) = pane
+            .active_item()
+            .and_then(|item| item.downcast::<ProjectSearchView>())
+        {
+            search_view.update(cx, |view, cx| view.replace_next(&ReplaceNext, cx));
+        } else {
+            cx.propagate_action();
+        }
+    }
+    fn replace_all(pane: &mut Pane, _: &ReplaceAll, cx: &mut ViewContext<Pane>) {
+        if let Some(search_view) = pane
+            .active_item()
+            .and_then(|item| item.downcast::<ProjectSearchView>())
+        {
+            search_view.update(cx, |view, cx| view.replace_all(&ReplaceAll, cx));
+        } else {
+            cx.propagate_action();
+        }
+    }
+    fn select_prev_match(pane: &mut Pane, _: &SelectPrevMatch, cx: &mut ViewContext<Pane>) {
+        if let Some(search_view) = pane
+            .active_item()
+            .and_then(|item| item.downcast::<ProjectSearchView>())
+        {
+            search_view.update(cx, |view, cx| view.select_match(Direction::Prev, cx));
+        } else {
+            cx.propagate_action();
+        }
+    }
+
+    fn tab(&mut self, _: &editor::Tab, cx: &mut ViewContext<Self>) {
+        self.cycle_field(Direction::Next, cx);
+    }
+
+    fn tab_previous(&mut self, _: &editor::TabPrev, cx: &mut ViewContext<Self>) {
+        self.cycle_field(Direction::Prev, cx);
+    }
+
+    fn cycle_field(&mut self, direction: Direction, cx: &mut ViewContext<Self>) {
+        let active_project_search = match &self.active_project_search {
+            Some(active_project_search) => active_project_search,
+
+            None => {
+                cx.propagate_action();
+                return;
+            }
+        };
+
+        active_project_search.update(cx, |project_view, cx| {
+            let mut views = vec![&project_view.query_editor];
+            if project_view.filters_enabled {
+                views.extend([
+                    &project_view.included_files_editor,
+                    &project_view.excluded_files_editor,
+                ]);
+            }
+            if project_view.replace_enabled {
+                views.push(&project_view.replacement_editor);
+            }
+            let current_index = match views
+                .iter()
+                .enumerate()
+                .find(|(_, view)| view.is_focused(cx))
+            {
+                Some((index, _)) => index,
+
+                None => {
+                    cx.propagate_action();
+                    return;
+                }
+            };
+
+            let new_index = match direction {
+                Direction::Next => (current_index + 1) % views.len(),
+                Direction::Prev if current_index == 0 => views.len() - 1,
+                Direction::Prev => (current_index - 1) % views.len(),
+            };
+            cx.focus(views[new_index]);
+        });
+    }
+
+    fn toggle_search_option(&mut self, option: SearchOptions, cx: &mut ViewContext<Self>) -> bool {
+        if let Some(search_view) = self.active_project_search.as_ref() {
+            search_view.update(cx, |search_view, cx| {
+                search_view.toggle_search_option(option, cx);
+                search_view.search(cx);
+            });
+
+            cx.notify();
+            true
+        } else {
+            false
+        }
+    }
+    fn toggle_replace(&mut self, _: &ToggleReplace, cx: &mut ViewContext<Self>) {
+        if let Some(search) = &self.active_project_search {
+            search.update(cx, |this, cx| {
+                this.replace_enabled = !this.replace_enabled;
+                if !this.replace_enabled {
+                    cx.focus(&this.query_editor);
+                }
+                cx.notify();
+            });
+        }
+    }
+    fn toggle_replace_on_a_pane(pane: &mut Pane, _: &ToggleReplace, cx: &mut ViewContext<Pane>) {
+        let mut should_propagate = true;
+        if let Some(search_view) = pane
+            .active_item()
+            .and_then(|item| item.downcast::<ProjectSearchView>())
+        {
+            search_view.update(cx, |this, cx| {
+                should_propagate = false;
+                this.replace_enabled = !this.replace_enabled;
+                if !this.replace_enabled {
+                    cx.focus(&this.query_editor);
+                }
+                cx.notify();
+            });
+        }
+        if should_propagate {
+            cx.propagate_action();
+        }
+    }
+    fn activate_text_mode(pane: &mut Pane, _: &ActivateTextMode, cx: &mut ViewContext<Pane>) {
+        if let Some(search_view) = pane
+            .active_item()
+            .and_then(|item| item.downcast::<ProjectSearchView>())
+        {
+            search_view.update(cx, |view, cx| {
+                view.activate_search_mode(SearchMode::Text, cx)
+            });
+        } else {
+            cx.propagate_action();
+        }
+    }
+
+    fn activate_regex_mode(pane: &mut Pane, _: &ActivateRegexMode, cx: &mut ViewContext<Pane>) {
+        if let Some(search_view) = pane
+            .active_item()
+            .and_then(|item| item.downcast::<ProjectSearchView>())
+        {
+            search_view.update(cx, |view, cx| {
+                view.activate_search_mode(SearchMode::Regex, cx)
+            });
+        } else {
+            cx.propagate_action();
+        }
+    }
+
+    fn activate_semantic_mode(
+        pane: &mut Pane,
+        _: &ActivateSemanticMode,
+        cx: &mut ViewContext<Pane>,
+    ) {
+        if SemanticIndex::enabled(cx) {
+            if let Some(search_view) = pane
+                .active_item()
+                .and_then(|item| item.downcast::<ProjectSearchView>())
+            {
+                search_view.update(cx, |view, cx| {
+                    view.activate_search_mode(SearchMode::Semantic, cx)
+                });
+            } else {
+                cx.propagate_action();
+            }
+        }
+    }
+
+    fn toggle_filters(&mut self, cx: &mut ViewContext<Self>) -> bool {
+        if let Some(search_view) = self.active_project_search.as_ref() {
+            search_view.update(cx, |search_view, cx| {
+                search_view.toggle_filters(cx);
+                search_view
+                    .included_files_editor
+                    .update(cx, |_, cx| cx.notify());
+                search_view
+                    .excluded_files_editor
+                    .update(cx, |_, cx| cx.notify());
+                cx.refresh_windows();
+                cx.notify();
+            });
+            cx.notify();
+            true
+        } else {
+            false
+        }
+    }
+
+    fn activate_search_mode(&self, mode: SearchMode, cx: &mut ViewContext<Self>) {
+        // Update Current Mode
+        if let Some(search_view) = self.active_project_search.as_ref() {
+            search_view.update(cx, |search_view, cx| {
+                search_view.activate_search_mode(mode, cx);
+            });
+            cx.notify();
+        }
+    }
+
+    fn is_option_enabled(&self, option: SearchOptions, cx: &AppContext) -> bool {
+        if let Some(search) = self.active_project_search.as_ref() {
+            search.read(cx).search_options.contains(option)
+        } else {
+            false
+        }
+    }
+
+    fn next_history_query(&mut self, _: &NextHistoryQuery, cx: &mut ViewContext<Self>) {
+        if let Some(search_view) = self.active_project_search.as_ref() {
+            search_view.update(cx, |search_view, cx| {
+                let new_query = search_view.model.update(cx, |model, _| {
+                    if let Some(new_query) = model.search_history.next().map(str::to_string) {
+                        new_query
+                    } else {
+                        model.search_history.reset_selection();
+                        String::new()
+                    }
+                });
+                search_view.set_query(&new_query, cx);
+            });
+        }
+    }
+
+    fn previous_history_query(&mut self, _: &PreviousHistoryQuery, cx: &mut ViewContext<Self>) {
+        if let Some(search_view) = self.active_project_search.as_ref() {
+            search_view.update(cx, |search_view, cx| {
+                if search_view.query_editor.read(cx).text(cx).is_empty() {
+                    if let Some(new_query) = search_view
+                        .model
+                        .read(cx)
+                        .search_history
+                        .current()
+                        .map(str::to_string)
+                    {
+                        search_view.set_query(&new_query, cx);
+                        return;
+                    }
+                }
+
+                if let Some(new_query) = search_view.model.update(cx, |model, _| {
+                    model.search_history.previous().map(str::to_string)
+                }) {
+                    search_view.set_query(&new_query, cx);
+                }
+            });
+        }
+    }
+}
+
+impl Entity for ProjectSearchBar {
+    type Event = ();
+}
+
+impl View for ProjectSearchBar {
+    fn ui_name() -> &'static str {
+        "ProjectSearchBar"
+    }
+
+    fn update_keymap_context(
+        &self,
+        keymap: &mut gpui::keymap_matcher::KeymapContext,
+        cx: &AppContext,
+    ) {
+        Self::reset_to_default_keymap_context(keymap);
+        let in_replace = self
+            .active_project_search
+            .as_ref()
+            .map(|search| {
+                search
+                    .read(cx)
+                    .replacement_editor
+                    .read_with(cx, |_, cx| cx.is_self_focused())
+            })
+            .flatten()
+            .unwrap_or(false);
+        if in_replace {
+            keymap.add_identifier("in_replace");
+        }
+    }
+
+    fn render(&mut self, cx: &mut ViewContext<Self>) -> AnyElement<Self> {
+        if let Some(_search) = self.active_project_search.as_ref() {
+            let search = _search.read(cx);
+            let theme = theme::current(cx).clone();
+            let query_container_style = if search.panels_with_errors.contains(&InputPanel::Query) {
+                theme.search.invalid_editor
+            } else {
+                theme.search.editor.input.container
+            };
+
+            let search = _search.read(cx);
+            let filter_button = render_option_button_icon(
+                search.filters_enabled,
+                "icons/filter.svg",
+                0,
+                "Toggle filters",
+                Box::new(ToggleFilters),
+                move |_, this, cx| {
+                    this.toggle_filters(cx);
+                },
+                cx,
+            );
+
+            let search = _search.read(cx);
+            let is_semantic_available = SemanticIndex::enabled(cx);
+            let is_semantic_disabled = search.semantic_state.is_none();
+            let icon_style = theme.search.editor_icon.clone();
+            let is_active = search.active_match_index.is_some();
+
+            let render_option_button_icon = |path, option, cx: &mut ViewContext<Self>| {
+                crate::search_bar::render_option_button_icon(
+                    self.is_option_enabled(option, cx),
+                    path,
+                    option.bits as usize,
+                    format!("Toggle {}", option.label()),
+                    option.to_toggle_action(),
+                    move |_, this, cx| {
+                        this.toggle_search_option(option, cx);
+                    },
+                    cx,
+                )
+            };
+            let case_sensitive = is_semantic_disabled.then(|| {
+                render_option_button_icon(
+                    "icons/case_insensitive.svg",
+                    SearchOptions::CASE_SENSITIVE,
+                    cx,
+                )
+            });
+
+            let whole_word = is_semantic_disabled.then(|| {
+                render_option_button_icon("icons/word_search.svg", SearchOptions::WHOLE_WORD, cx)
+            });
+
+            let search_button_for_mode = |mode, side, cx: &mut ViewContext<ProjectSearchBar>| {
+                let is_active = if let Some(search) = self.active_project_search.as_ref() {
+                    let search = search.read(cx);
+                    search.current_mode == mode
+                } else {
+                    false
+                };
+                render_search_mode_button(
+                    mode,
+                    side,
+                    is_active,
+                    move |_, this, cx| {
+                        this.activate_search_mode(mode, cx);
+                    },
+                    cx,
+                )
+            };
+
+            let search = _search.read(cx);
+
+            let include_container_style =
+                if search.panels_with_errors.contains(&InputPanel::Include) {
+                    theme.search.invalid_include_exclude_editor
+                } else {
+                    theme.search.include_exclude_editor.input.container
+                };
+
+            let exclude_container_style =
+                if search.panels_with_errors.contains(&InputPanel::Exclude) {
+                    theme.search.invalid_include_exclude_editor
+                } else {
+                    theme.search.include_exclude_editor.input.container
+                };
+
+            let matches = search.active_match_index.map(|match_ix| {
+                Label::new(
+                    format!(
+                        "{}/{}",
+                        match_ix + 1,
+                        search.model.read(cx).match_ranges.len()
+                    ),
+                    theme.search.match_index.text.clone(),
+                )
+                .contained()
+                .with_style(theme.search.match_index.container)
+                .aligned()
+            });
+            let should_show_replace_input = search.replace_enabled;
+            let replacement = should_show_replace_input.then(|| {
+                Flex::row()
+                    .with_child(
+                        Svg::for_style(theme.search.replace_icon.clone().icon)
+                            .contained()
+                            .with_style(theme.search.replace_icon.clone().container),
+                    )
+                    .with_child(ChildView::new(&search.replacement_editor, cx).flex(1., true))
+                    .align_children_center()
+                    .flex(1., true)
+                    .contained()
+                    .with_style(query_container_style)
+                    .constrained()
+                    .with_min_width(theme.search.editor.min_width)
+                    .with_max_width(theme.search.editor.max_width)
+                    .with_height(theme.search.search_bar_row_height)
+                    .flex(1., false)
+            });
+            let replace_all = should_show_replace_input.then(|| {
+                super::replace_action(
+                    ReplaceAll,
+                    "Replace all",
+                    "icons/replace_all.svg",
+                    theme.tooltip.clone(),
+                    theme.search.action_button.clone(),
+                )
+            });
+            let replace_next = should_show_replace_input.then(|| {
+                super::replace_action(
+                    ReplaceNext,
+                    "Replace next",
+                    "icons/replace_next.svg",
+                    theme.tooltip.clone(),
+                    theme.search.action_button.clone(),
+                )
+            });
+            let query_column = Flex::column()
+                .with_spacing(theme.search.search_row_spacing)
+                .with_child(
+                    Flex::row()
+                        .with_child(
+                            Svg::for_style(icon_style.icon)
+                                .contained()
+                                .with_style(icon_style.container),
+                        )
+                        .with_child(ChildView::new(&search.query_editor, cx).flex(1., true))
+                        .with_child(
+                            Flex::row()
+                                .with_child(filter_button)
+                                .with_children(case_sensitive)
+                                .with_children(whole_word)
+                                .flex(1., false)
+                                .constrained()
+                                .contained(),
+                        )
+                        .align_children_center()
+                        .contained()
+                        .with_style(query_container_style)
+                        .constrained()
+                        .with_min_width(theme.search.editor.min_width)
+                        .with_max_width(theme.search.editor.max_width)
+                        .with_height(theme.search.search_bar_row_height)
+                        .flex(1., false),
+                )
+                .with_children(search.filters_enabled.then(|| {
+                    Flex::row()
+                        .with_child(
+                            ChildView::new(&search.included_files_editor, cx)
+                                .contained()
+                                .with_style(include_container_style)
+                                .constrained()
+                                .with_height(theme.search.search_bar_row_height)
+                                .flex(1., true),
+                        )
+                        .with_child(
+                            ChildView::new(&search.excluded_files_editor, cx)
+                                .contained()
+                                .with_style(exclude_container_style)
+                                .constrained()
+                                .with_height(theme.search.search_bar_row_height)
+                                .flex(1., true),
+                        )
+                        .constrained()
+                        .with_min_width(theme.search.editor.min_width)
+                        .with_max_width(theme.search.editor.max_width)
+                        .flex(1., false)
+                }))
+                .flex(1., false);
+            let switches_column = Flex::row()
+                .align_children_center()
+                .with_child(super::toggle_replace_button(
+                    search.replace_enabled,
+                    theme.tooltip.clone(),
+                    theme.search.option_button_component.clone(),
+                ))
+                .constrained()
+                .with_height(theme.search.search_bar_row_height)
+                .contained()
+                .with_style(theme.search.option_button_group);
+            let mode_column =
+                Flex::row()
+                    .with_child(search_button_for_mode(
+                        SearchMode::Text,
+                        Some(Side::Left),
+                        cx,
+                    ))
+                    .with_child(search_button_for_mode(
+                        SearchMode::Regex,
+                        if is_semantic_available {
+                            None
+                        } else {
+                            Some(Side::Right)
+                        },
+                        cx,
+                    ))
+                    .with_children(is_semantic_available.then(|| {
+                        search_button_for_mode(SearchMode::Semantic, Some(Side::Right), cx)
+                    }))
+                    .contained()
+                    .with_style(theme.search.modes_container);
+
+            let nav_button_for_direction = |label, direction, cx: &mut ViewContext<Self>| {
+                render_nav_button(
+                    label,
+                    direction,
+                    is_active,
+                    move |_, this, cx| {
+                        if let Some(search) = this.active_project_search.as_ref() {
+                            search.update(cx, |search, cx| search.select_match(direction, cx));
+                        }
+                    },
+                    cx,
+                )
+            };
+
+            let nav_column = Flex::row()
+                .with_children(replace_next)
+                .with_children(replace_all)
+                .with_child(Flex::row().with_children(matches))
+                .with_child(nav_button_for_direction("<", Direction::Prev, cx))
+                .with_child(nav_button_for_direction(">", Direction::Next, cx))
+                .constrained()
+                .with_height(theme.search.search_bar_row_height)
+                .flex_float();
+
+            Flex::row()
+                .with_child(query_column)
+                .with_child(mode_column)
+                .with_child(switches_column)
+                .with_children(replacement)
+                .with_child(nav_column)
+                .contained()
+                .with_style(theme.search.container)
+                .into_any_named("project search")
+        } else {
+            Empty::new().into_any()
+        }
+    }
+}
+
+impl ToolbarItemView for ProjectSearchBar {
+    fn set_active_pane_item(
+        &mut self,
+        active_pane_item: Option<&dyn ItemHandle>,
+        cx: &mut ViewContext<Self>,
+    ) -> ToolbarItemLocation {
+        cx.notify();
+        self.subscription = None;
+        self.active_project_search = None;
+        if let Some(search) = active_pane_item.and_then(|i| i.downcast::<ProjectSearchView>()) {
+            search.update(cx, |search, cx| {
+                if search.current_mode == SearchMode::Semantic {
+                    search.index_project(cx);
+                }
+            });
+
+            self.subscription = Some(cx.observe(&search, |_, _, cx| cx.notify()));
+            self.active_project_search = Some(search);
+            ToolbarItemLocation::PrimaryLeft {
+                flex: Some((1., true)),
+            }
+        } else {
+            ToolbarItemLocation::Hidden
+        }
+    }
+
+    fn row_count(&self, cx: &ViewContext<Self>) -> usize {
+        if let Some(search) = self.active_project_search.as_ref() {
+            if search.read(cx).filters_enabled {
+                return 2;
+            }
+        }
+        1
+    }
+}
+
+#[cfg(test)]
+pub mod tests {
+    use super::*;
+    use editor::DisplayPoint;
+    use gpui::{color::Color, executor::Deterministic, TestAppContext};
+    use project::FakeFs;
+    use semantic_index::semantic_index_settings::SemanticIndexSettings;
+    use serde_json::json;
+    use settings::SettingsStore;
+    use std::sync::Arc;
+    use theme::ThemeSettings;
+
+    #[gpui::test]
+    async fn test_project_search(deterministic: Arc<Deterministic>, cx: &mut TestAppContext) {
+        init_test(cx);
+
+        let fs = FakeFs::new(cx.background());
+        fs.insert_tree(
+            "/dir",
+            json!({
+                "one.rs": "const ONE: usize = 1;",
+                "two.rs": "const TWO: usize = one::ONE + one::ONE;",
+                "three.rs": "const THREE: usize = one::ONE + two::TWO;",
+                "four.rs": "const FOUR: usize = one::ONE + three::THREE;",
+            }),
+        )
+        .await;
+        let project = Project::test(fs.clone(), ["/dir".as_ref()], cx).await;
+        let search = cx.add_model(|cx| ProjectSearch::new(project, cx));
+        let search_view = cx
+            .add_window(|cx| ProjectSearchView::new(search.clone(), cx, None))
+            .root(cx);
+
+        search_view.update(cx, |search_view, cx| {
+            search_view
+                .query_editor
+                .update(cx, |query_editor, cx| query_editor.set_text("TWO", cx));
+            search_view.search(cx);
+        });
+        deterministic.run_until_parked();
+        search_view.update(cx, |search_view, cx| {
+            assert_eq!(
+                search_view
+                    .results_editor
+                    .update(cx, |editor, cx| editor.display_text(cx)),
+                "\n\nconst THREE: usize = one::ONE + two::TWO;\n\n\nconst TWO: usize = one::ONE + one::ONE;"
+            );
+            assert_eq!(
+                search_view
+                    .results_editor
+                    .update(cx, |editor, cx| editor.all_text_background_highlights(cx)),
+                &[
+                    (
+                        DisplayPoint::new(2, 32)..DisplayPoint::new(2, 35),
+                        Color::red()
+                    ),
+                    (
+                        DisplayPoint::new(2, 37)..DisplayPoint::new(2, 40),
+                        Color::red()
+                    ),
+                    (
+                        DisplayPoint::new(5, 6)..DisplayPoint::new(5, 9),
+                        Color::red()
+                    )
+                ]
+            );
+            assert_eq!(search_view.active_match_index, Some(0));
+            assert_eq!(
+                search_view
+                    .results_editor
+                    .update(cx, |editor, cx| editor.selections.display_ranges(cx)),
+                [DisplayPoint::new(2, 32)..DisplayPoint::new(2, 35)]
+            );
+
+            search_view.select_match(Direction::Next, cx);
+        });
+
+        search_view.update(cx, |search_view, cx| {
+            assert_eq!(search_view.active_match_index, Some(1));
+            assert_eq!(
+                search_view
+                    .results_editor
+                    .update(cx, |editor, cx| editor.selections.display_ranges(cx)),
+                [DisplayPoint::new(2, 37)..DisplayPoint::new(2, 40)]
+            );
+            search_view.select_match(Direction::Next, cx);
+        });
+
+        search_view.update(cx, |search_view, cx| {
+            assert_eq!(search_view.active_match_index, Some(2));
+            assert_eq!(
+                search_view
+                    .results_editor
+                    .update(cx, |editor, cx| editor.selections.display_ranges(cx)),
+                [DisplayPoint::new(5, 6)..DisplayPoint::new(5, 9)]
+            );
+            search_view.select_match(Direction::Next, cx);
+        });
+
+        search_view.update(cx, |search_view, cx| {
+            assert_eq!(search_view.active_match_index, Some(0));
+            assert_eq!(
+                search_view
+                    .results_editor
+                    .update(cx, |editor, cx| editor.selections.display_ranges(cx)),
+                [DisplayPoint::new(2, 32)..DisplayPoint::new(2, 35)]
+            );
+            search_view.select_match(Direction::Prev, cx);
+        });
+
+        search_view.update(cx, |search_view, cx| {
+            assert_eq!(search_view.active_match_index, Some(2));
+            assert_eq!(
+                search_view
+                    .results_editor
+                    .update(cx, |editor, cx| editor.selections.display_ranges(cx)),
+                [DisplayPoint::new(5, 6)..DisplayPoint::new(5, 9)]
+            );
+            search_view.select_match(Direction::Prev, cx);
+        });
+
+        search_view.update(cx, |search_view, cx| {
+            assert_eq!(search_view.active_match_index, Some(1));
+            assert_eq!(
+                search_view
+                    .results_editor
+                    .update(cx, |editor, cx| editor.selections.display_ranges(cx)),
+                [DisplayPoint::new(2, 37)..DisplayPoint::new(2, 40)]
+            );
+        });
+    }
+
+    #[gpui::test]
+    async fn test_project_search_focus(deterministic: Arc<Deterministic>, cx: &mut TestAppContext) {
+        init_test(cx);
+
+        let fs = FakeFs::new(cx.background());
+        fs.insert_tree(
+            "/dir",
+            json!({
+                "one.rs": "const ONE: usize = 1;",
+                "two.rs": "const TWO: usize = one::ONE + one::ONE;",
+                "three.rs": "const THREE: usize = one::ONE + two::TWO;",
+                "four.rs": "const FOUR: usize = one::ONE + three::THREE;",
+            }),
+        )
+        .await;
+        let project = Project::test(fs.clone(), ["/dir".as_ref()], cx).await;
+        let window = cx.add_window(|cx| Workspace::test_new(project, cx));
+        let workspace = window.root(cx);
+
+        let active_item = cx.read(|cx| {
+            workspace
+                .read(cx)
+                .active_pane()
+                .read(cx)
+                .active_item()
+                .and_then(|item| item.downcast::<ProjectSearchView>())
+        });
+        assert!(
+            active_item.is_none(),
+            "Expected no search panel to be active, but got: {active_item:?}"
+        );
+
+        workspace.update(cx, |workspace, cx| {
+            ProjectSearchView::deploy(workspace, &workspace::NewSearch, cx)
+        });
+
+        let Some(search_view) = cx.read(|cx| {
+            workspace
+                .read(cx)
+                .active_pane()
+                .read(cx)
+                .active_item()
+                .and_then(|item| item.downcast::<ProjectSearchView>())
+        }) else {
+            panic!("Search view expected to appear after new search event trigger")
+        };
+        let search_view_id = search_view.id();
+
+        cx.spawn(|mut cx| async move {
+            window.dispatch_action(search_view_id, &ToggleFocus, &mut cx);
+        })
+        .detach();
+        deterministic.run_until_parked();
+        search_view.update(cx, |search_view, cx| {
+            assert!(
+                search_view.query_editor.is_focused(cx),
+                "Empty search view should be focused after the toggle focus event: no results panel to focus on",
+            );
+        });
+
+        search_view.update(cx, |search_view, cx| {
+            let query_editor = &search_view.query_editor;
+            assert!(
+                query_editor.is_focused(cx),
+                "Search view should be focused after the new search view is activated",
+            );
+            let query_text = query_editor.read(cx).text(cx);
+            assert!(
+                query_text.is_empty(),
+                "New search query should be empty but got '{query_text}'",
+            );
+            let results_text = search_view
+                .results_editor
+                .update(cx, |editor, cx| editor.display_text(cx));
+            assert!(
+                results_text.is_empty(),
+                "Empty search view should have no results but got '{results_text}'"
+            );
+        });
+
+        search_view.update(cx, |search_view, cx| {
+            search_view.query_editor.update(cx, |query_editor, cx| {
+                query_editor.set_text("sOMETHINGtHATsURELYdOESnOTeXIST", cx)
+            });
+            search_view.search(cx);
+        });
+        deterministic.run_until_parked();
+        search_view.update(cx, |search_view, cx| {
+            let results_text = search_view
+                .results_editor
+                .update(cx, |editor, cx| editor.display_text(cx));
+            assert!(
+                results_text.is_empty(),
+                "Search view for mismatching query should have no results but got '{results_text}'"
+            );
+            assert!(
+                search_view.query_editor.is_focused(cx),
+                "Search view should be focused after mismatching query had been used in search",
+            );
+        });
+        cx.spawn(
+            |mut cx| async move { window.dispatch_action(search_view_id, &ToggleFocus, &mut cx) },
+        )
+        .detach();
+        deterministic.run_until_parked();
+        search_view.update(cx, |search_view, cx| {
+            assert!(
+                search_view.query_editor.is_focused(cx),
+                "Search view with mismatching query should be focused after the toggle focus event: still no results panel to focus on",
+            );
+        });
+
+        search_view.update(cx, |search_view, cx| {
+            search_view
+                .query_editor
+                .update(cx, |query_editor, cx| query_editor.set_text("TWO", cx));
+            search_view.search(cx);
+        });
+        deterministic.run_until_parked();
+        search_view.update(cx, |search_view, cx| {
+            assert_eq!(
+                search_view
+                    .results_editor
+                    .update(cx, |editor, cx| editor.display_text(cx)),
+                "\n\nconst THREE: usize = one::ONE + two::TWO;\n\n\nconst TWO: usize = one::ONE + one::ONE;",
+                "Search view results should match the query"
+            );
+            assert!(
+                search_view.results_editor.is_focused(cx),
+                "Search view with mismatching query should be focused after search results are available",
+            );
+        });
+        cx.spawn(|mut cx| async move {
+            window.dispatch_action(search_view_id, &ToggleFocus, &mut cx);
+        })
+        .detach();
+        deterministic.run_until_parked();
+        search_view.update(cx, |search_view, cx| {
+            assert!(
+                search_view.results_editor.is_focused(cx),
+                "Search view with matching query should still have its results editor focused after the toggle focus event",
+            );
+        });
+
+        workspace.update(cx, |workspace, cx| {
+            ProjectSearchView::deploy(workspace, &workspace::NewSearch, cx)
+        });
+        search_view.update(cx, |search_view, cx| {
+            assert_eq!(search_view.query_editor.read(cx).text(cx), "two", "Query should be updated to first search result after search view 2nd open in a row");
+            assert_eq!(
+                search_view
+                    .results_editor
+                    .update(cx, |editor, cx| editor.display_text(cx)),
+                "\n\nconst THREE: usize = one::ONE + two::TWO;\n\n\nconst TWO: usize = one::ONE + one::ONE;",
+                "Results should be unchanged after search view 2nd open in a row"
+            );
+            assert!(
+                search_view.query_editor.is_focused(cx),
+                "Focus should be moved into query editor again after search view 2nd open in a row"
+            );
+        });
+
+        cx.spawn(|mut cx| async move {
+            window.dispatch_action(search_view_id, &ToggleFocus, &mut cx);
+        })
+        .detach();
+        deterministic.run_until_parked();
+        search_view.update(cx, |search_view, cx| {
+            assert!(
+                search_view.results_editor.is_focused(cx),
+                "Search view with matching query should switch focus to the results editor after the toggle focus event",
+            );
+        });
+    }
+
+    #[gpui::test]
+    async fn test_new_project_search_in_directory(
+        deterministic: Arc<Deterministic>,
+        cx: &mut TestAppContext,
+    ) {
+        init_test(cx);
+
+        let fs = FakeFs::new(cx.background());
+        fs.insert_tree(
+            "/dir",
+            json!({
+                "a": {
+                    "one.rs": "const ONE: usize = 1;",
+                    "two.rs": "const TWO: usize = one::ONE + one::ONE;",
+                },
+                "b": {
+                    "three.rs": "const THREE: usize = one::ONE + two::TWO;",
+                    "four.rs": "const FOUR: usize = one::ONE + three::THREE;",
+                },
+            }),
+        )
+        .await;
+        let project = Project::test(fs.clone(), ["/dir".as_ref()], cx).await;
+        let worktree_id = project.read_with(cx, |project, cx| {
+            project.worktrees(cx).next().unwrap().read(cx).id()
+        });
+        let workspace = cx
+            .add_window(|cx| Workspace::test_new(project, cx))
+            .root(cx);
+
+        let active_item = cx.read(|cx| {
+            workspace
+                .read(cx)
+                .active_pane()
+                .read(cx)
+                .active_item()
+                .and_then(|item| item.downcast::<ProjectSearchView>())
+        });
+        assert!(
+            active_item.is_none(),
+            "Expected no search panel to be active, but got: {active_item:?}"
+        );
+
+        let one_file_entry = cx.update(|cx| {
+            workspace
+                .read(cx)
+                .project()
+                .read(cx)
+                .entry_for_path(&(worktree_id, "a/one.rs").into(), cx)
+                .expect("no entry for /a/one.rs file")
+        });
+        assert!(one_file_entry.is_file());
+        workspace.update(cx, |workspace, cx| {
+            ProjectSearchView::new_search_in_directory(workspace, &one_file_entry, cx)
+        });
+        let active_search_entry = cx.read(|cx| {
+            workspace
+                .read(cx)
+                .active_pane()
+                .read(cx)
+                .active_item()
+                .and_then(|item| item.downcast::<ProjectSearchView>())
+        });
+        assert!(
+            active_search_entry.is_none(),
+            "Expected no search panel to be active for file entry"
+        );
+
+        let a_dir_entry = cx.update(|cx| {
+            workspace
+                .read(cx)
+                .project()
+                .read(cx)
+                .entry_for_path(&(worktree_id, "a").into(), cx)
+                .expect("no entry for /a/ directory")
+        });
+        assert!(a_dir_entry.is_dir());
+        workspace.update(cx, |workspace, cx| {
+            ProjectSearchView::new_search_in_directory(workspace, &a_dir_entry, cx)
+        });
+
+        let Some(search_view) = cx.read(|cx| {
+            workspace
+                .read(cx)
+                .active_pane()
+                .read(cx)
+                .active_item()
+                .and_then(|item| item.downcast::<ProjectSearchView>())
+        }) else {
+            panic!("Search view expected to appear after new search in directory event trigger")
+        };
+        deterministic.run_until_parked();
+        search_view.update(cx, |search_view, cx| {
+            assert!(
+                search_view.query_editor.is_focused(cx),
+                "On new search in directory, focus should be moved into query editor"
+            );
+            search_view.excluded_files_editor.update(cx, |editor, cx| {
+                assert!(
+                    editor.display_text(cx).is_empty(),
+                    "New search in directory should not have any excluded files"
+                );
+            });
+            search_view.included_files_editor.update(cx, |editor, cx| {
+                assert_eq!(
+                    editor.display_text(cx),
+                    a_dir_entry.path.to_str().unwrap(),
+                    "New search in directory should have included dir entry path"
+                );
+            });
+        });
+
+        search_view.update(cx, |search_view, cx| {
+            search_view
+                .query_editor
+                .update(cx, |query_editor, cx| query_editor.set_text("const", cx));
+            search_view.search(cx);
+        });
+        deterministic.run_until_parked();
+        search_view.update(cx, |search_view, cx| {
+            assert_eq!(
+                search_view
+                    .results_editor
+                    .update(cx, |editor, cx| editor.display_text(cx)),
+                "\n\nconst ONE: usize = 1;\n\n\nconst TWO: usize = one::ONE + one::ONE;",
+                "New search in directory should have a filter that matches a certain directory"
+            );
+        });
+    }
+
+    #[gpui::test]
+    async fn test_search_query_history(cx: &mut TestAppContext) {
+        init_test(cx);
+
+        let fs = FakeFs::new(cx.background());
+        fs.insert_tree(
+            "/dir",
+            json!({
+                "one.rs": "const ONE: usize = 1;",
+                "two.rs": "const TWO: usize = one::ONE + one::ONE;",
+                "three.rs": "const THREE: usize = one::ONE + two::TWO;",
+                "four.rs": "const FOUR: usize = one::ONE + three::THREE;",
+            }),
+        )
+        .await;
+        let project = Project::test(fs.clone(), ["/dir".as_ref()], cx).await;
+        let window = cx.add_window(|cx| Workspace::test_new(project, cx));
+        let workspace = window.root(cx);
+        workspace.update(cx, |workspace, cx| {
+            ProjectSearchView::deploy(workspace, &workspace::NewSearch, cx)
+        });
+
+        let search_view = cx.read(|cx| {
+            workspace
+                .read(cx)
+                .active_pane()
+                .read(cx)
+                .active_item()
+                .and_then(|item| item.downcast::<ProjectSearchView>())
+                .expect("Search view expected to appear after new search event trigger")
+        });
+
+        let search_bar = window.add_view(cx, |cx| {
+            let mut search_bar = ProjectSearchBar::new();
+            search_bar.set_active_pane_item(Some(&search_view), cx);
+            // search_bar.show(cx);
+            search_bar
+        });
+
+        // Add 3 search items into the history + another unsubmitted one.
+        search_view.update(cx, |search_view, cx| {
+            search_view.search_options = SearchOptions::CASE_SENSITIVE;
+            search_view
+                .query_editor
+                .update(cx, |query_editor, cx| query_editor.set_text("ONE", cx));
+            search_view.search(cx);
+        });
+        cx.foreground().run_until_parked();
+        search_view.update(cx, |search_view, cx| {
+            search_view
+                .query_editor
+                .update(cx, |query_editor, cx| query_editor.set_text("TWO", cx));
+            search_view.search(cx);
+        });
+        cx.foreground().run_until_parked();
+        search_view.update(cx, |search_view, cx| {
+            search_view
+                .query_editor
+                .update(cx, |query_editor, cx| query_editor.set_text("THREE", cx));
+            search_view.search(cx);
+        });
+        cx.foreground().run_until_parked();
+        search_view.update(cx, |search_view, cx| {
+            search_view.query_editor.update(cx, |query_editor, cx| {
+                query_editor.set_text("JUST_TEXT_INPUT", cx)
+            });
+        });
+        cx.foreground().run_until_parked();
+
+        // Ensure that the latest input with search settings is active.
+        search_view.update(cx, |search_view, cx| {
+            assert_eq!(
+                search_view.query_editor.read(cx).text(cx),
+                "JUST_TEXT_INPUT"
+            );
+            assert_eq!(search_view.search_options, SearchOptions::CASE_SENSITIVE);
+        });
+
+        // Next history query after the latest should set the query to the empty string.
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.next_history_query(&NextHistoryQuery, cx);
+        });
+        search_view.update(cx, |search_view, cx| {
+            assert_eq!(search_view.query_editor.read(cx).text(cx), "");
+            assert_eq!(search_view.search_options, SearchOptions::CASE_SENSITIVE);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.next_history_query(&NextHistoryQuery, cx);
+        });
+        search_view.update(cx, |search_view, cx| {
+            assert_eq!(search_view.query_editor.read(cx).text(cx), "");
+            assert_eq!(search_view.search_options, SearchOptions::CASE_SENSITIVE);
+        });
+
+        // First previous query for empty current query should set the query to the latest submitted one.
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.previous_history_query(&PreviousHistoryQuery, cx);
+        });
+        search_view.update(cx, |search_view, cx| {
+            assert_eq!(search_view.query_editor.read(cx).text(cx), "THREE");
+            assert_eq!(search_view.search_options, SearchOptions::CASE_SENSITIVE);
+        });
+
+        // Further previous items should go over the history in reverse order.
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.previous_history_query(&PreviousHistoryQuery, cx);
+        });
+        search_view.update(cx, |search_view, cx| {
+            assert_eq!(search_view.query_editor.read(cx).text(cx), "TWO");
+            assert_eq!(search_view.search_options, SearchOptions::CASE_SENSITIVE);
+        });
+
+        // Previous items should never go behind the first history item.
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.previous_history_query(&PreviousHistoryQuery, cx);
+        });
+        search_view.update(cx, |search_view, cx| {
+            assert_eq!(search_view.query_editor.read(cx).text(cx), "ONE");
+            assert_eq!(search_view.search_options, SearchOptions::CASE_SENSITIVE);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.previous_history_query(&PreviousHistoryQuery, cx);
+        });
+        search_view.update(cx, |search_view, cx| {
+            assert_eq!(search_view.query_editor.read(cx).text(cx), "ONE");
+            assert_eq!(search_view.search_options, SearchOptions::CASE_SENSITIVE);
+        });
+
+        // Next items should go over the history in the original order.
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.next_history_query(&NextHistoryQuery, cx);
+        });
+        search_view.update(cx, |search_view, cx| {
+            assert_eq!(search_view.query_editor.read(cx).text(cx), "TWO");
+            assert_eq!(search_view.search_options, SearchOptions::CASE_SENSITIVE);
+        });
+
+        search_view.update(cx, |search_view, cx| {
+            search_view
+                .query_editor
+                .update(cx, |query_editor, cx| query_editor.set_text("TWO_NEW", cx));
+            search_view.search(cx);
+        });
+        cx.foreground().run_until_parked();
+        search_view.update(cx, |search_view, cx| {
+            assert_eq!(search_view.query_editor.read(cx).text(cx), "TWO_NEW");
+            assert_eq!(search_view.search_options, SearchOptions::CASE_SENSITIVE);
+        });
+
+        // New search input should add another entry to history and move the selection to the end of the history.
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.previous_history_query(&PreviousHistoryQuery, cx);
+        });
+        search_view.update(cx, |search_view, cx| {
+            assert_eq!(search_view.query_editor.read(cx).text(cx), "THREE");
+            assert_eq!(search_view.search_options, SearchOptions::CASE_SENSITIVE);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.previous_history_query(&PreviousHistoryQuery, cx);
+        });
+        search_view.update(cx, |search_view, cx| {
+            assert_eq!(search_view.query_editor.read(cx).text(cx), "TWO");
+            assert_eq!(search_view.search_options, SearchOptions::CASE_SENSITIVE);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.next_history_query(&NextHistoryQuery, cx);
+        });
+        search_view.update(cx, |search_view, cx| {
+            assert_eq!(search_view.query_editor.read(cx).text(cx), "THREE");
+            assert_eq!(search_view.search_options, SearchOptions::CASE_SENSITIVE);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.next_history_query(&NextHistoryQuery, cx);
+        });
+        search_view.update(cx, |search_view, cx| {
+            assert_eq!(search_view.query_editor.read(cx).text(cx), "TWO_NEW");
+            assert_eq!(search_view.search_options, SearchOptions::CASE_SENSITIVE);
+        });
+        search_bar.update(cx, |search_bar, cx| {
+            search_bar.next_history_query(&NextHistoryQuery, cx);
+        });
+        search_view.update(cx, |search_view, cx| {
+            assert_eq!(search_view.query_editor.read(cx).text(cx), "");
+            assert_eq!(search_view.search_options, SearchOptions::CASE_SENSITIVE);
+        });
+    }
+
+    pub fn init_test(cx: &mut TestAppContext) {
+        cx.foreground().forbid_parking();
+        let fonts = cx.font_cache();
+        let mut theme = gpui::fonts::with_font_cache(fonts.clone(), theme::Theme::default);
+        theme.search.match_background = Color::red();
+
+        cx.update(|cx| {
+            cx.set_global(SettingsStore::test(cx));
+            cx.set_global(ActiveSearches::default());
+            settings::register::<SemanticIndexSettings>(cx);
+
+            theme::init((), cx);
+            cx.update_global::<SettingsStore, _, _>(|store, _| {
+                let mut settings = store.get::<ThemeSettings>(None).clone();
+                settings.theme = Arc::new(theme);
+                store.override_global(settings)
+            });
+
+            language::init(cx);
+            client::init_settings(cx);
+            editor::init(cx);
+            workspace::init_settings(cx);
+            Project::init_settings(cx);
+            super::init(cx);
+        });
+    }
+}

crates/search2/src/search.rs 🔗

@@ -0,0 +1,117 @@
+use bitflags::bitflags;
+pub use buffer_search::BufferSearchBar;
+use gpui::{actions, Action, AppContext, RenderOnce};
+pub use mode::SearchMode;
+use project::search::SearchQuery;
+use ui::ButtonVariant;
+//pub use project_search::{ProjectSearchBar, ProjectSearchView};
+// use theme::components::{
+//     action_button::Button, svg::Svg, ComponentExt, IconButtonStyle, ToggleIconButtonStyle,
+// };
+
+pub mod buffer_search;
+mod history;
+mod mode;
+//pub mod project_search;
+pub(crate) mod search_bar;
+
+pub fn init(cx: &mut AppContext) {
+    buffer_search::init(cx);
+    //project_search::init(cx);
+}
+
+actions!(
+    CycleMode,
+    ToggleWholeWord,
+    ToggleCaseSensitive,
+    ToggleReplace,
+    SelectNextMatch,
+    SelectPrevMatch,
+    SelectAllMatches,
+    NextHistoryQuery,
+    PreviousHistoryQuery,
+    ActivateTextMode,
+    ActivateSemanticMode,
+    ActivateRegexMode,
+    ReplaceAll,
+    ReplaceNext,
+);
+
+bitflags! {
+    #[derive(Default)]
+    pub struct SearchOptions: u8 {
+        const NONE = 0b000;
+        const WHOLE_WORD = 0b001;
+        const CASE_SENSITIVE = 0b010;
+    }
+}
+
+impl SearchOptions {
+    pub fn label(&self) -> &'static str {
+        match *self {
+            SearchOptions::WHOLE_WORD => "Match Whole Word",
+            SearchOptions::CASE_SENSITIVE => "Match Case",
+            _ => panic!("{:?} is not a named SearchOption", self),
+        }
+    }
+
+    pub fn icon(&self) -> ui::Icon {
+        match *self {
+            SearchOptions::WHOLE_WORD => ui::Icon::WholeWord,
+            SearchOptions::CASE_SENSITIVE => ui::Icon::CaseSensitive,
+            _ => panic!("{:?} is not a named SearchOption", self),
+        }
+    }
+
+    pub fn to_toggle_action(&self) -> Box<dyn Action + Sync + Send + 'static> {
+        match *self {
+            SearchOptions::WHOLE_WORD => Box::new(ToggleWholeWord),
+            SearchOptions::CASE_SENSITIVE => Box::new(ToggleCaseSensitive),
+            _ => panic!("{:?} is not a named SearchOption", self),
+        }
+    }
+
+    pub fn none() -> SearchOptions {
+        SearchOptions::NONE
+    }
+
+    pub fn from_query(query: &SearchQuery) -> SearchOptions {
+        let mut options = SearchOptions::NONE;
+        options.set(SearchOptions::WHOLE_WORD, query.whole_word());
+        options.set(SearchOptions::CASE_SENSITIVE, query.case_sensitive());
+        options
+    }
+
+    pub fn as_button(&self, active: bool) -> impl RenderOnce {
+        ui::IconButton::new(0, self.icon())
+            .on_click({
+                let action = self.to_toggle_action();
+                move |_, cx| {
+                    cx.dispatch_action(action.boxed_clone());
+                }
+            })
+            .variant(ui::ButtonVariant::Ghost)
+            .when(active, |button| button.variant(ButtonVariant::Filled))
+    }
+}
+
+fn toggle_replace_button(active: bool) -> impl RenderOnce {
+    // todo: add toggle_replace button
+    ui::IconButton::new(0, ui::Icon::Replace)
+        .on_click(|_, cx| {
+            cx.dispatch_action(Box::new(ToggleReplace));
+            cx.notify();
+        })
+        .variant(ui::ButtonVariant::Ghost)
+        .when(active, |button| button.variant(ButtonVariant::Filled))
+}
+
+fn render_replace_button(
+    action: impl Action + 'static + Send + Sync,
+    icon: ui::Icon,
+) -> impl RenderOnce {
+    // todo: add tooltip
+    ui::IconButton::new(0, icon).on_click(move |_, cx| {
+        cx.dispatch_action(action.boxed_clone());
+    })
+}

crates/search2/src/search_bar.rs 🔗

@@ -0,0 +1,35 @@
+use gpui::{MouseDownEvent, RenderOnce, WindowContext};
+use ui::{Button, ButtonVariant, IconButton};
+
+use crate::mode::SearchMode;
+
+pub(super) fn render_nav_button(
+    icon: ui::Icon,
+    _active: bool,
+    on_click: impl Fn(&MouseDownEvent, &mut WindowContext) + 'static,
+) -> impl RenderOnce {
+    // let tooltip_style = cx.theme().tooltip.clone();
+    // let cursor_style = if active {
+    //     CursorStyle::PointingHand
+    // } else {
+    //     CursorStyle::default()
+    // };
+    // enum NavButton {}
+    IconButton::new("search-nav-button", icon).on_click(on_click)
+}
+
+pub(crate) fn render_search_mode_button(
+    mode: SearchMode,
+    is_active: bool,
+    on_click: impl Fn(&MouseDownEvent, &mut WindowContext) + 'static,
+) -> Button {
+    let button_variant = if is_active {
+        ButtonVariant::Filled
+    } else {
+        ButtonVariant::Ghost
+    };
+
+    Button::new(mode.label())
+        .on_click(on_click)
+        .variant(button_variant)
+}

crates/terminal_view2/src/terminal_view.rs 🔗

@@ -785,7 +785,7 @@ impl Item for TerminalView {
     // }
 
     fn breadcrumb_location(&self) -> ToolbarItemLocation {
-        ToolbarItemLocation::PrimaryLeft { flex: None }
+        ToolbarItemLocation::PrimaryLeft
     }
 
     fn breadcrumbs(&self, _: &theme::Theme, cx: &AppContext) -> Option<Vec<BreadcrumbText>> {

crates/ui2/src/components/icon.rs 🔗

@@ -66,6 +66,8 @@ pub enum Icon {
     SplitMessage,
     Terminal,
     XCircle,
+    WholeWord,
+    CaseSensitive,
 }
 
 impl Icon {
@@ -125,6 +127,8 @@ impl Icon {
             Icon::SplitMessage => "icons/split_message.svg",
             Icon::Terminal => "icons/terminal.svg",
             Icon::XCircle => "icons/error.svg",
+            Icon::WholeWord => "icons/word_search.svg",
+            Icon::CaseSensitive => "icons/case_insensitive.svg",
         }
     }
 }

crates/workspace2/src/pane.rs 🔗

@@ -1939,9 +1939,7 @@ impl Render for Pane {
                 }),
             )
             .child(self.render_tab_bar(cx))
-            // .child(
-            //     div()
-            // ) /* todo!(toolbar) */
+            .child(self.toolbar.clone())
             .child(if let Some(item) = self.active_item() {
                 div().flex().flex_1().child(item.to_any())
             } else {

crates/workspace2/src/searchable.rs 🔗

@@ -1,7 +1,8 @@
 use std::{any::Any, sync::Arc};
 
 use gpui::{
-    AnyView, AppContext, EventEmitter, Subscription, Task, View, ViewContext, WindowContext,
+    AnyView, AppContext, EventEmitter, Subscription, Task, View, ViewContext, WeakView,
+    WindowContext,
 };
 use project2::search::SearchQuery;
 
@@ -129,8 +130,7 @@ pub trait SearchableItemHandle: ItemHandle {
 // todo!("here is where we need to use AnyWeakView");
 impl<T: SearchableItem> SearchableItemHandle for View<T> {
     fn downgrade(&self) -> Box<dyn WeakSearchableItemHandle> {
-        // Box::new(self.downgrade())
-        todo!()
+        Box::new(self.downgrade())
     }
 
     fn boxed_clone(&self) -> Box<dyn SearchableItemHandle> {
@@ -252,16 +252,15 @@ pub trait WeakSearchableItemHandle: WeakItemHandle {
     // fn into_any(self) -> AnyWeakView;
 }
 
-// todo!()
-// impl<T: SearchableItem> WeakSearchableItemHandle for WeakView<T> {
-//     fn upgrade(&self, cx: &AppContext) -> Option<Box<dyn SearchableItemHandle>> {
-//         Some(Box::new(self.upgrade(cx)?))
-//     }
+impl<T: SearchableItem> WeakSearchableItemHandle for WeakView<T> {
+    fn upgrade(&self, cx: &AppContext) -> Option<Box<dyn SearchableItemHandle>> {
+        Some(Box::new(self.upgrade()?))
+    }
 
-//     // fn into_any(self) -> AnyView {
-//     //     self.into_any()
-//     // }
-// }
+    // fn into_any(self) -> AnyView {
+    //     self.into_any()
+    // }
+}
 
 impl PartialEq for Box<dyn WeakSearchableItemHandle> {
     fn eq(&self, other: &Self) -> bool {

crates/workspace2/src/toolbar.rs 🔗

@@ -1,7 +1,10 @@
 use crate::ItemHandle;
 use gpui::{
-    AnyView, Div, Entity, EntityId, EventEmitter, Render, View, ViewContext, WindowContext,
+    AnyView, Div, Entity, EntityId, EventEmitter, ParentElement as _, Render, Styled, View,
+    ViewContext, WindowContext,
 };
+use theme2::ActiveTheme;
+use ui::{h_stack, v_stack, Button, Icon, IconButton, Label, TextColor};
 
 pub enum ToolbarItemEvent {
     ChangeLocation(ToolbarItemLocation),
@@ -39,8 +42,8 @@ trait ToolbarItemViewHandle: Send {
 #[derive(Copy, Clone, Debug, PartialEq)]
 pub enum ToolbarItemLocation {
     Hidden,
-    PrimaryLeft { flex: Option<(f32, bool)> },
-    PrimaryRight { flex: Option<(f32, bool)> },
+    PrimaryLeft,
+    PrimaryRight,
     Secondary,
 }
 
@@ -51,11 +54,56 @@ pub struct Toolbar {
     items: Vec<(Box<dyn ToolbarItemViewHandle>, ToolbarItemLocation)>,
 }
 
+impl Toolbar {
+    fn left_items(&self) -> impl Iterator<Item = &dyn ToolbarItemViewHandle> {
+        self.items.iter().filter_map(|(item, location)| {
+            if *location == ToolbarItemLocation::PrimaryLeft {
+                Some(item.as_ref())
+            } else {
+                None
+            }
+        })
+    }
+
+    fn right_items(&self) -> impl Iterator<Item = &dyn ToolbarItemViewHandle> {
+        self.items.iter().filter_map(|(item, location)| {
+            if *location == ToolbarItemLocation::PrimaryRight {
+                Some(item.as_ref())
+            } else {
+                None
+            }
+        })
+    }
+}
+
 impl Render for Toolbar {
     type Element = Div;
 
     fn render(&mut self, cx: &mut ViewContext<Self>) -> Self::Element {
-        todo!()
+        //dbg!(&self.items.len());
+        v_stack()
+            .border_b()
+            .border_color(cx.theme().colors().border)
+            .child(
+                h_stack()
+                    .justify_between()
+                    .child(
+                        // Toolbar left side
+                        h_stack()
+                            .p_1()
+                            .child(Button::new("crates"))
+                            .child(Label::new("/").color(TextColor::Muted))
+                            .child(Button::new("workspace2")),
+                    )
+                    // Toolbar right side
+                    .child(
+                        h_stack()
+                            .p_1()
+                            .child(IconButton::new("buffer-search", Icon::MagnifyingGlass))
+                            .child(IconButton::new("inline-assist", Icon::MagicWand)),
+                    ),
+            )
+            .children(self.items.iter().map(|(child, _)| child.to_any()))
     }
 }
 

crates/zed2/Cargo.toml 🔗

@@ -36,7 +36,7 @@ db = { package = "db2", path = "../db2" }
 editor = { package="editor2", path = "../editor2" }
 # feedback = { path = "../feedback" }
 file_finder = { package="file_finder2", path = "../file_finder2" }
-# search = { path = "../search" }
+search = { package = "search2", path = "../search2" }
 fs = { package = "fs2", path = "../fs2" }
 fsevent = { path = "../fsevent" }
 go_to_line = { package = "go_to_line2", path = "../go_to_line2" }

crates/zed2/src/main.rs 🔗

@@ -199,7 +199,7 @@ fn main() {
         project_panel::init(Assets, cx);
         // channel::init(&client, user_store.clone(), cx);
         // diagnostics::init(cx);
-        // search::init(cx);
+        search::init(cx);
         // semantic_index::init(fs.clone(), http.clone(), languages.clone(), cx);
         // vim::init(cx);
         terminal_view::init(cx);

crates/zed2/src/zed2.rs 🔗

@@ -98,8 +98,8 @@ pub fn initialize_workspace(app_state: Arc<AppState>, cx: &mut AppContext) {
                             // todo!()
                             //     let breadcrumbs = cx.add_view(|_| Breadcrumbs::new(workspace));
                             //     toolbar.add_item(breadcrumbs, cx);
-                            //     let buffer_search_bar = cx.add_view(BufferSearchBar::new);
-                            //     toolbar.add_item(buffer_search_bar.clone(), cx);
+                            let buffer_search_bar = cx.build_view(search::BufferSearchBar::new);
+                            toolbar.add_item(buffer_search_bar.clone(), cx);
                             //     let quick_action_bar = cx.add_view(|_| {
                             //         QuickActionBar::new(buffer_search_bar, workspace)
                             //     });