Merge branch 'main' into fix-splits-bugs

Mikayla created

Change summary

Cargo.lock                                        |  25 +
Cargo.toml                                        |   1 
crates/collab_ui2/src/chat_panel.rs               |  28 
crates/collab_ui2/src/collab_panel.rs             | 276 +++++-----
crates/editor2/src/editor.rs                      |  22 
crates/feedback2/src/feedback_modal.rs            |   9 
crates/gpui2/src/elements/div.rs                  | 110 ++--
crates/gpui2/src/scene.rs                         |  30 
crates/picker2/Cargo.toml                         |   1 
crates/picker2/src/picker2.rs                     |  17 
crates/project_symbols2/Cargo.toml                |  37 +
crates/project_symbols2/src/project_symbols.rs    | 411 +++++++++++++++++
crates/ui2/src/components/button/button_like.rs   |  13 
crates/ui2/src/components/button/icon_button.rs   |   7 
crates/ui2/src/components/context_menu.rs         |   5 
crates/ui2/src/components/disclosure.rs           |   3 
crates/ui2/src/components/list/list_header.rs     |  66 +
crates/ui2/src/components/list/list_item.rs       | 163 ++++--
crates/ui2/src/components/list/list_separator.rs  |   6 
crates/ui2/src/components/list/list_sub_header.rs |   8 
crates/ui2/src/components/stories/list_header.rs  |  12 
crates/ui2/src/components/stories/list_item.rs    |  72 ++
crates/ui2/src/components/tab.rs                  |   3 
crates/ui2/src/prelude.rs                         |   1 
crates/ui2/src/styled_ext.rs                      |  16 
crates/ui2/src/ui2.rs                             |   2 
crates/ui2/src/visible_on_hover.rs                |  15 
crates/workspace2/src/pane.rs                     |  77 +++
crates/zed2/Cargo.toml                            |   2 
crates/zed2/src/main.rs                           |   2 
docker-compose.sql                                |   1 
docker-compose.yml                                |  16 
script/storybook                                  |  15 
33 files changed, 1,126 insertions(+), 346 deletions(-)

Detailed changes

Cargo.lock 🔗

@@ -6510,6 +6510,7 @@ dependencies = [
  "theme2",
  "ui2",
  "util",
+ "workspace2",
 ]
 
 [[package]]
@@ -7019,6 +7020,29 @@ dependencies = [
  "workspace",
 ]
 
+[[package]]
+name = "project_symbols2"
+version = "0.1.0"
+dependencies = [
+ "anyhow",
+ "editor2",
+ "futures 0.3.28",
+ "fuzzy2",
+ "gpui2",
+ "language2",
+ "lsp2",
+ "ordered-float 2.10.0",
+ "picker2",
+ "postage",
+ "project2",
+ "settings2",
+ "smol",
+ "text2",
+ "theme2",
+ "util",
+ "workspace2",
+]
+
 [[package]]
 name = "prometheus"
 version = "0.13.3"
@@ -12081,6 +12105,7 @@ dependencies = [
  "postage",
  "project2",
  "project_panel2",
+ "project_symbols2",
  "quick_action_bar2",
  "rand 0.8.5",
  "recent_projects2",

Cargo.toml 🔗

@@ -90,6 +90,7 @@ members = [
     "crates/project_panel",
     "crates/project_panel2",
     "crates/project_symbols",
+    "crates/project_symbols2",
     "crates/quick_action_bar2",
     "crates/recent_projects",
     "crates/recent_projects2",

crates/collab_ui2/src/chat_panel.rs 🔗

@@ -21,10 +21,7 @@ use settings::{Settings, SettingsStore};
 use std::sync::Arc;
 use theme::ActiveTheme as _;
 use time::{OffsetDateTime, UtcOffset};
-use ui::{
-    h_stack, prelude::WindowContext, v_stack, Avatar, Button, ButtonCommon as _, Clickable, Icon,
-    IconButton, Label, Tooltip,
-};
+use ui::{prelude::*, Avatar, Button, Icon, IconButton, Label, Tooltip};
 use util::{ResultExt, TryFutureExt};
 use workspace::{
     dock::{DockPosition, Panel, PanelEvent},
@@ -382,13 +379,18 @@ impl ChatPanel {
             .child(text.element("body".into(), cx))
             .child(
                 div()
-                    .invisible()
                     .absolute()
                     .top_1()
                     .right_2()
                     .w_8()
-                    .group_hover("", |this| this.visible())
-                    .child(render_remove(message_id_to_remove, cx)),
+                    .visible_on_hover("")
+                    .children(message_id_to_remove.map(|message_id| {
+                        IconButton::new(("remove", message_id), Icon::XCircle).on_click(
+                            cx.listener(move |this, _, cx| {
+                                this.remove_message(message_id, cx);
+                            }),
+                        )
+                    })),
             )
             .into_any()
     }
@@ -528,18 +530,6 @@ impl ChatPanel {
     }
 }
 
-fn render_remove(message_id_to_remove: Option<u64>, cx: &mut ViewContext<ChatPanel>) -> AnyElement {
-    if let Some(message_id) = message_id_to_remove {
-        IconButton::new(("remove", message_id), Icon::XCircle)
-            .on_click(cx.listener(move |this, _, cx| {
-                this.remove_message(message_id, cx);
-            }))
-            .into_any_element()
-    } else {
-        div().into_any_element()
-    }
-}
-
 impl EventEmitter<Event> for ChatPanel {}
 
 impl Render for ChatPanel {

crates/collab_ui2/src/collab_panel.rs 🔗

@@ -176,11 +176,11 @@ use feature_flags::{ChannelsAlpha, FeatureFlagAppExt, FeatureFlagViewExt};
 use fuzzy::{match_strings, StringMatchCandidate};
 use gpui::{
     actions, canvas, div, fill, img, impl_actions, overlay, point, prelude::*, px, rems,
-    serde_json, size, Action, AppContext, AsyncWindowContext, Bounds, ClipboardItem, DismissEvent,
-    Div, EventEmitter, FocusHandle, Focusable, FocusableView, Hsla, InteractiveElement,
-    IntoElement, Length, Model, MouseDownEvent, ParentElement, Pixels, Point, PromptLevel, Quad,
-    Render, RenderOnce, ScrollHandle, SharedString, Size, Stateful, Styled, Subscription, Task,
-    View, ViewContext, VisualContext, WeakView,
+    serde_json, size, Action, AnyElement, AppContext, AsyncWindowContext, Bounds, ClipboardItem,
+    DismissEvent, Div, EventEmitter, FocusHandle, Focusable, FocusableView, Hsla,
+    InteractiveElement, IntoElement, Length, Model, MouseDownEvent, ParentElement, Pixels, Point,
+    PromptLevel, Quad, Render, RenderOnce, ScrollHandle, SharedString, Size, Stateful, Styled,
+    Subscription, Task, View, ViewContext, VisualContext, WeakView,
 };
 use project::{Fs, Project};
 use serde_derive::{Deserialize, Serialize};
@@ -402,7 +402,7 @@ impl CollabPanel {
 
             let filter_editor = cx.build_view(|cx| {
                 let mut editor = Editor::single_line(cx);
-                editor.set_placeholder_text("Filter channels, contacts", cx);
+                editor.set_placeholder_text("Filter...", cx);
                 editor
             });
 
@@ -1156,25 +1156,21 @@ impl CollabPanel {
         let tooltip = format!("Follow {}", user.github_login);
 
         ListItem::new(SharedString::from(user.github_login.clone()))
-            .left_child(Avatar::new(user.avatar_uri.clone()))
-            .child(
-                h_stack()
-                    .w_full()
-                    .justify_between()
-                    .child(Label::new(user.github_login.clone()))
-                    .child(if is_pending {
-                        Label::new("Calling").color(Color::Muted).into_any_element()
-                    } else if is_current_user {
-                        IconButton::new("leave-call", Icon::ArrowRight)
-                            .on_click(cx.listener(move |this, _, cx| {
-                                Self::leave_call(cx);
-                            }))
-                            .tooltip(|cx| Tooltip::text("Leave Call", cx))
-                            .into_any_element()
-                    } else {
-                        div().into_any_element()
-                    }),
-            )
+            .start_slot(Avatar::new(user.avatar_uri.clone()))
+            .child(Label::new(user.github_login.clone()))
+            .end_slot(if is_pending {
+                Label::new("Calling").color(Color::Muted).into_any_element()
+            } else if is_current_user {
+                IconButton::new("leave-call", Icon::Exit)
+                    .style(ButtonStyle::Subtle)
+                    .on_click(cx.listener(move |this, _, cx| {
+                        Self::leave_call(cx);
+                    }))
+                    .tooltip(|cx| Tooltip::text("Leave Call", cx))
+                    .into_any_element()
+            } else {
+                div().into_any_element()
+            })
             .when_some(peer_id, |this, peer_id| {
                 this.tooltip(move |cx| Tooltip::text(tooltip.clone(), cx))
                     .on_click(cx.listener(move |this, _, cx| {
@@ -1212,8 +1208,12 @@ impl CollabPanel {
                         .detach_and_log_err(cx);
                 });
             }))
-            .left_child(render_tree_branch(is_last, cx))
-            .child(IconButton::new(0, Icon::Folder))
+            .start_slot(
+                h_stack()
+                    .gap_1()
+                    .child(render_tree_branch(is_last, cx))
+                    .child(IconButton::new(0, Icon::Folder)),
+            )
             .child(Label::new(project_name.clone()))
             .tooltip(move |cx| Tooltip::text(format!("Open {}", project_name), cx))
 
@@ -1305,8 +1305,12 @@ impl CollabPanel {
         let id = peer_id.map_or(usize::MAX, |id| id.as_u64() as usize);
 
         ListItem::new(("screen", id))
-            .left_child(render_tree_branch(is_last, cx))
-            .child(IconButton::new(0, Icon::Screen))
+            .start_slot(
+                h_stack()
+                    .gap_1()
+                    .child(render_tree_branch(is_last, cx))
+                    .child(IconButton::new(0, Icon::Screen)),
+            )
             .child(Label::new("Screen"))
             .when_some(peer_id, |this, _| {
                 this.on_click(cx.listener(move |this, _, cx| {
@@ -1372,9 +1376,13 @@ impl CollabPanel {
             .on_click(cx.listener(move |this, _, cx| {
                 this.open_channel_notes(channel_id, cx);
             }))
-            .left_child(render_tree_branch(false, cx))
-            .child(IconButton::new(0, Icon::File))
-            .child(Label::new("notes"))
+            .start_slot(
+                h_stack()
+                    .gap_1()
+                    .child(render_tree_branch(false, cx))
+                    .child(IconButton::new(0, Icon::File)),
+            )
+            .child(div().h_7().w_full().child(Label::new("notes")))
             .tooltip(move |cx| Tooltip::text("Open Channel Notes", cx))
     }
 
@@ -1387,8 +1395,12 @@ impl CollabPanel {
             .on_click(cx.listener(move |this, _, cx| {
                 this.join_channel_chat(channel_id, cx);
             }))
-            .left_child(render_tree_branch(true, cx))
-            .child(IconButton::new(0, Icon::MessageBubbles))
+            .start_slot(
+                h_stack()
+                    .gap_1()
+                    .child(render_tree_branch(false, cx))
+                    .child(IconButton::new(0, Icon::MessageBubbles)),
+            )
             .child(Label::new("chat"))
             .tooltip(move |cx| Tooltip::text("Open Chat", cx))
     }
@@ -2149,11 +2161,6 @@ impl CollabPanel {
     fn render_signed_in(&mut self, cx: &mut ViewContext<Self>) -> Div {
         v_stack()
             .size_full()
-            .child(
-                div()
-                    .p_2()
-                    .child(div().rounded(px(2.0)).child(self.filter_editor.clone())),
-            )
             .child(
                 v_stack()
                     .size_full()
@@ -2223,6 +2230,14 @@ impl CollabPanel {
                         }
                     })),
             )
+            .child(
+                div().p_2().child(
+                    div()
+                        .border_primary(cx)
+                        .border_t()
+                        .child(self.filter_editor.clone()),
+                ),
+            )
     }
 
     fn render_header(
@@ -2275,21 +2290,27 @@ impl CollabPanel {
             Section::ActiveCall => channel_link.map(|channel_link| {
                 let channel_link_copy = channel_link.clone();
                 IconButton::new("channel-link", Icon::Copy)
+                    .icon_size(IconSize::Small)
+                    .size(ButtonSize::None)
+                    .visible_on_hover("section-header")
                     .on_click(move |_, cx| {
                         let item = ClipboardItem::new(channel_link_copy.clone());
                         cx.write_to_clipboard(item)
                     })
                     .tooltip(|cx| Tooltip::text("Copy channel link", cx))
+                    .into_any_element()
             }),
             Section::Contacts => Some(
                 IconButton::new("add-contact", Icon::Plus)
                     .on_click(cx.listener(|this, _, cx| this.toggle_contact_finder(cx)))
-                    .tooltip(|cx| Tooltip::text("Search for new contact", cx)),
+                    .tooltip(|cx| Tooltip::text("Search for new contact", cx))
+                    .into_any_element(),
             ),
             Section::Channels => Some(
                 IconButton::new("add-channel", Icon::Plus)
                     .on_click(cx.listener(|this, _, cx| this.new_root_channel(cx)))
-                    .tooltip(|cx| Tooltip::text("Create a channel", cx)),
+                    .tooltip(|cx| Tooltip::text("Create a channel", cx))
+                    .into_any_element(),
             ),
             _ => None,
         };
@@ -2304,25 +2325,18 @@ impl CollabPanel {
 
         h_stack()
             .w_full()
-            .map(|el| {
-                if can_collapse {
-                    el.child(
-                        ListItem::new(text.clone())
-                            .child(div().w_full().child(Label::new(text)))
-                            .selected(is_selected)
-                            .toggle(Some(!is_collapsed))
-                            .on_click(cx.listener(move |this, _, cx| {
-                                this.toggle_section_expanded(section, cx)
-                            })),
-                    )
-                } else {
-                    el.child(
-                        ListHeader::new(text)
-                            .when_some(button, |el, button| el.meta(button))
-                            .selected(is_selected),
-                    )
-                }
-            })
+            .group("section-header")
+            .child(
+                ListHeader::new(text)
+                    .toggle(if can_collapse {
+                        Some(!is_collapsed)
+                    } else {
+                        None
+                    })
+                    .inset(true)
+                    .end_slot::<AnyElement>(button)
+                    .selected(is_selected),
+            )
             .when(section == Section::Channels, |el| {
                 el.drag_over::<DraggedChannelView>(|style| {
                     style.bg(cx.theme().colors().ghost_element_hover)
@@ -2363,25 +2377,20 @@ impl CollabPanel {
                         })
                         .when(!calling, |el| {
                             el.child(
-                                div()
-                                    .id("remove_contact")
-                                    .invisible()
-                                    .group_hover("", |style| style.visible())
-                                    .child(
-                                        IconButton::new("remove_contact", Icon::Close)
-                                            .icon_color(Color::Muted)
-                                            .tooltip(|cx| Tooltip::text("Remove Contact", cx))
-                                            .on_click(cx.listener({
-                                                let github_login = github_login.clone();
-                                                move |this, _, cx| {
-                                                    this.remove_contact(user_id, &github_login, cx);
-                                                }
-                                            })),
-                                    ),
+                                IconButton::new("remove_contact", Icon::Close)
+                                    .icon_color(Color::Muted)
+                                    .visible_on_hover("")
+                                    .tooltip(|cx| Tooltip::text("Remove Contact", cx))
+                                    .on_click(cx.listener({
+                                        let github_login = github_login.clone();
+                                        move |this, _, cx| {
+                                            this.remove_contact(user_id, &github_login, cx);
+                                        }
+                                    })),
                             )
                         }),
                 )
-                .left_child(
+                .start_slot(
                     // todo!() handle contacts with no avatar
                     Avatar::new(contact.user.avatar_uri.clone())
                         .availability_indicator(if online { Some(!busy) } else { None }),
@@ -2460,7 +2469,7 @@ impl CollabPanel {
                     .child(Label::new(github_login.clone()))
                     .child(h_stack().children(controls)),
             )
-            .left_avatar(user.avatar_uri.clone())
+            .start_slot(Avatar::new(user.avatar_uri.clone()))
     }
 
     fn render_contact_placeholder(
@@ -2541,6 +2550,8 @@ impl CollabPanel {
         div()
             .id(channel_id as usize)
             .group("")
+            .flex()
+            .w_full()
             .on_drag({
                 let channel = channel.clone();
                 move |cx| {
@@ -2566,67 +2577,10 @@ impl CollabPanel {
             )
             .child(
                 ListItem::new(channel_id as usize)
-                    .indent_level(depth)
+                    // Offset the indent depth by one to give us room to show the disclosure.
+                    .indent_level(depth + 1)
                     .indent_step_size(cx.rem_size() * 14.0 / 16.0) // @todo()! @nate this is to  step over the disclosure toggle
-                    .left_icon(if is_public { Icon::Public } else { Icon::Hash })
                     .selected(is_selected || is_active)
-                    .child(
-                        h_stack()
-                            .w_full()
-                            .justify_between()
-                            .child(
-                                h_stack()
-                                    .id(channel_id as usize)
-                                    .child(Label::new(channel.name.clone()))
-                                    .children(face_pile.map(|face_pile| face_pile.render(cx))),
-                            )
-                            .child(
-                                h_stack()
-                                    .child(
-                                        div()
-                                            .id("channel_chat")
-                                            .when(!has_messages_notification, |el| el.invisible())
-                                            .group_hover("", |style| style.visible())
-                                            .child(
-                                                IconButton::new(
-                                                    "channel_chat",
-                                                    Icon::MessageBubbles,
-                                                )
-                                                .icon_color(if has_messages_notification {
-                                                    Color::Default
-                                                } else {
-                                                    Color::Muted
-                                                })
-                                                .on_click(cx.listener(move |this, _, cx| {
-                                                    this.join_channel_chat(channel_id, cx)
-                                                }))
-                                                .tooltip(|cx| {
-                                                    Tooltip::text("Open channel chat", cx)
-                                                }),
-                                            ),
-                                    )
-                                    .child(
-                                        div()
-                                            .id("channel_notes")
-                                            .when(!has_notes_notification, |el| el.invisible())
-                                            .group_hover("", |style| style.visible())
-                                            .child(
-                                                IconButton::new("channel_notes", Icon::File)
-                                                    .icon_color(if has_notes_notification {
-                                                        Color::Default
-                                                    } else {
-                                                        Color::Muted
-                                                    })
-                                                    .on_click(cx.listener(move |this, _, cx| {
-                                                        this.open_channel_notes(channel_id, cx)
-                                                    }))
-                                                    .tooltip(|cx| {
-                                                        Tooltip::text("Open channel notes", cx)
-                                                    }),
-                                            ),
-                                    ),
-                            ),
-                    )
                     .toggle(disclosed)
                     .on_toggle(
                         cx.listener(move |this, _, cx| {
@@ -2646,7 +2600,49 @@ impl CollabPanel {
                         move |this, event: &MouseDownEvent, cx| {
                             this.deploy_channel_context_menu(event.position, channel_id, ix, cx)
                         },
-                    )),
+                    ))
+                    .start_slot(
+                        IconElement::new(if is_public { Icon::Public } else { Icon::Hash })
+                            .size(IconSize::Small)
+                            .color(Color::Muted),
+                    )
+                    .child(
+                        h_stack()
+                            .id(channel_id as usize)
+                            .child(Label::new(channel.name.clone()))
+                            .children(face_pile.map(|face_pile| face_pile.render(cx))),
+                    )
+                    .end_slot(
+                        h_stack()
+                            .child(
+                                IconButton::new("channel_chat", Icon::MessageBubbles)
+                                    .icon_color(if has_messages_notification {
+                                        Color::Default
+                                    } else {
+                                        Color::Muted
+                                    })
+                                    .when(!has_messages_notification, |this| {
+                                        this.visible_on_hover("")
+                                    })
+                                    .on_click(cx.listener(move |this, _, cx| {
+                                        this.join_channel_chat(channel_id, cx)
+                                    }))
+                                    .tooltip(|cx| Tooltip::text("Open channel chat", cx)),
+                            )
+                            .child(
+                                IconButton::new("channel_notes", Icon::File)
+                                    .icon_color(if has_notes_notification {
+                                        Color::Default
+                                    } else {
+                                        Color::Muted
+                                    })
+                                    .when(!has_notes_notification, |this| this.visible_on_hover(""))
+                                    .on_click(cx.listener(move |this, _, cx| {
+                                        this.open_channel_notes(channel_id, cx)
+                                    }))
+                                    .tooltip(|cx| Tooltip::text("Open channel notes", cx)),
+                            ),
+                    ),
             )
             .tooltip(|cx| Tooltip::text("Join channel", cx))
 
@@ -2962,7 +2958,11 @@ impl CollabPanel {
         let item = ListItem::new("channel-editor")
             .inset(false)
             .indent_level(depth)
-            .left_icon(Icon::Hash);
+            .start_slot(
+                IconElement::new(Icon::Hash)
+                    .size(IconSize::Small)
+                    .color(Color::Muted),
+            );
 
         if let Some(pending_name) = self
             .channel_editing_state

crates/editor2/src/editor.rs 🔗

@@ -9763,19 +9763,15 @@ pub fn diagnostic_block_renderer(diagnostic: Diagnostic, is_valid: bool) -> Rend
                     .px_1p5()
                     .child(HighlightedLabel::new(line.clone(), highlights.clone()))
                     .child(
-                        div()
-                            .border()
-                            .border_color(gpui::red())
-                            .invisible()
-                            .group_hover(group_id, |style| style.visible())
-                            .child(
-                                IconButton::new(copy_id.clone(), Icon::Copy)
-                                    .icon_color(Color::Muted)
-                                    .size(ButtonSize::Compact)
-                                    .style(ButtonStyle::Transparent)
-                                    .on_click(cx.listener(move |_, _, cx| write_to_clipboard))
-                                    .tooltip(|cx| Tooltip::text("Copy diagnostic message", cx)),
-                            ),
+                        div().border().border_color(gpui::red()).child(
+                            IconButton::new(copy_id.clone(), Icon::Copy)
+                                .icon_color(Color::Muted)
+                                .size(ButtonSize::Compact)
+                                .style(ButtonStyle::Transparent)
+                                .visible_on_hover(group_id)
+                                .on_click(cx.listener(move |_, _, cx| write_to_clipboard))
+                                .tooltip(|cx| Tooltip::text("Copy diagnostic message", cx)),
+                        ),
                     )
             }))
             .into_any_element()

crates/feedback2/src/feedback_modal.rs 🔗

@@ -53,7 +53,7 @@ pub struct FeedbackModal {
     email_address_editor: View<Editor>,
     awaiting_submission: bool,
     user_submitted: bool,
-    discarded: bool,
+    user_discarded: bool,
     character_count: i32,
 }
 
@@ -71,7 +71,7 @@ impl ModalView for FeedbackModal {
             return true;
         }
 
-        if self.discarded {
+        if self.user_discarded {
             return true;
         }
 
@@ -85,7 +85,7 @@ impl ModalView for FeedbackModal {
         cx.spawn(move |this, mut cx| async move {
             if answer.await.ok() == Some(0) {
                 this.update(&mut cx, |this, cx| {
-                    this.discarded = true;
+                    this.user_discarded = true;
                     cx.emit(DismissEvent)
                 })
                 .log_err();
@@ -184,7 +184,7 @@ impl FeedbackModal {
             email_address_editor,
             awaiting_submission: false,
             user_submitted: false,
-            discarded: false,
+            user_discarded: false,
             character_count: 0,
         }
     }
@@ -309,7 +309,6 @@ impl FeedbackModal {
         Ok(())
     }
 
-    // TODO: Escape button calls dismiss
     fn cancel(&mut self, _: &menu::Cancel, cx: &mut ViewContext<Self>) {
         cx.emit(DismissEvent)
     }

crates/gpui2/src/elements/div.rs 🔗

@@ -893,7 +893,7 @@ impl Interactivity {
         if style
             .background
             .as_ref()
-            .is_some_and(|fill| fill.color().is_some_and(|color| !color.is_transparent()))
+            .is_some_and(|fill| fill.color().is_some())
         {
             cx.with_z_index(style.z_index.unwrap_or(0), |cx| cx.add_opaque_layer(bounds))
         }
@@ -1273,78 +1273,84 @@ impl Interactivity {
         let mut style = Style::default();
         style.refine(&self.base_style);
 
-        if let Some(focus_handle) = self.tracked_focus_handle.as_ref() {
-            if let Some(in_focus_style) = self.in_focus_style.as_ref() {
-                if focus_handle.within_focused(cx) {
-                    style.refine(in_focus_style);
+        cx.with_z_index(style.z_index.unwrap_or(0), |cx| {
+            if let Some(focus_handle) = self.tracked_focus_handle.as_ref() {
+                if let Some(in_focus_style) = self.in_focus_style.as_ref() {
+                    if focus_handle.within_focused(cx) {
+                        style.refine(in_focus_style);
+                    }
                 }
-            }
 
-            if let Some(focus_style) = self.focus_style.as_ref() {
-                if focus_handle.is_focused(cx) {
-                    style.refine(focus_style);
+                if let Some(focus_style) = self.focus_style.as_ref() {
+                    if focus_handle.is_focused(cx) {
+                        style.refine(focus_style);
+                    }
                 }
             }
-        }
 
-        if let Some(bounds) = bounds {
-            let mouse_position = cx.mouse_position();
-            if let Some(group_hover) = self.group_hover_style.as_ref() {
-                if let Some(group_bounds) = GroupBounds::get(&group_hover.group, cx) {
-                    if group_bounds.contains(&mouse_position)
+            if let Some(bounds) = bounds {
+                let mouse_position = cx.mouse_position();
+                if let Some(group_hover) = self.group_hover_style.as_ref() {
+                    if let Some(group_bounds) = GroupBounds::get(&group_hover.group, cx) {
+                        if group_bounds.contains(&mouse_position)
+                            && cx.was_top_layer(&mouse_position, cx.stacking_order())
+                        {
+                            style.refine(&group_hover.style);
+                        }
+                    }
+                }
+                if let Some(hover_style) = self.hover_style.as_ref() {
+                    if bounds
+                        .intersect(&cx.content_mask().bounds)
+                        .contains(&mouse_position)
                         && cx.was_top_layer(&mouse_position, cx.stacking_order())
                     {
-                        style.refine(&group_hover.style);
+                        style.refine(hover_style);
                     }
                 }
-            }
-            if let Some(hover_style) = self.hover_style.as_ref() {
-                if bounds
-                    .intersect(&cx.content_mask().bounds)
-                    .contains(&mouse_position)
-                    && cx.was_top_layer(&mouse_position, cx.stacking_order())
-                {
-                    style.refine(hover_style);
-                }
-            }
 
-            if let Some(drag) = cx.active_drag.take() {
-                for (state_type, group_drag_style) in &self.group_drag_over_styles {
-                    if let Some(group_bounds) = GroupBounds::get(&group_drag_style.group, cx) {
+                if let Some(drag) = cx.active_drag.take() {
+                    for (state_type, group_drag_style) in &self.group_drag_over_styles {
+                        if let Some(group_bounds) = GroupBounds::get(&group_drag_style.group, cx) {
+                            if *state_type == drag.view.entity_type()
+                                && group_bounds.contains(&mouse_position)
+                            {
+                                style.refine(&group_drag_style.style);
+                            }
+                        }
+                    }
+
+                    for (state_type, drag_over_style) in &self.drag_over_styles {
                         if *state_type == drag.view.entity_type()
-                            && group_bounds.contains(&mouse_position)
+                            && bounds
+                                .intersect(&cx.content_mask().bounds)
+                                .contains(&mouse_position)
+                            && cx.was_top_layer_under_active_drag(
+                                &mouse_position,
+                                cx.stacking_order(),
+                            )
                         {
-                            style.refine(&group_drag_style.style);
+                            style.refine(drag_over_style);
                         }
                     }
-                }
 
-                for (state_type, drag_over_style) in &self.drag_over_styles {
-                    if *state_type == drag.view.entity_type()
-                        && bounds
-                            .intersect(&cx.content_mask().bounds)
-                            .contains(&mouse_position)
-                    {
-                        style.refine(drag_over_style);
-                    }
+                    cx.active_drag = Some(drag);
                 }
-
-                cx.active_drag = Some(drag);
             }
-        }
 
-        let clicked_state = element_state.clicked_state.borrow();
-        if clicked_state.group {
-            if let Some(group) = self.group_active_style.as_ref() {
-                style.refine(&group.style)
+            let clicked_state = element_state.clicked_state.borrow();
+            if clicked_state.group {
+                if let Some(group) = self.group_active_style.as_ref() {
+                    style.refine(&group.style)
+                }
             }
-        }
 
-        if let Some(active_style) = self.active_style.as_ref() {
-            if clicked_state.element {
-                style.refine(active_style)
+            if let Some(active_style) = self.active_style.as_ref() {
+                if clicked_state.element {
+                    style.refine(active_style)
+                }
             }
-        }
+        });
 
         style
     }

crates/gpui2/src/scene.rs 🔗

@@ -17,6 +17,7 @@ pub type LayerId = u32;
 pub type DrawOrder = u32;
 
 pub(crate) struct SceneBuilder {
+    last_order: Option<(StackingOrder, LayerId)>,
     layers_by_order: BTreeMap<StackingOrder, LayerId>,
     splitter: BspSplitter<(PrimitiveKind, usize)>,
     shadows: Vec<Shadow>,
@@ -31,6 +32,7 @@ pub(crate) struct SceneBuilder {
 impl Default for SceneBuilder {
     fn default() -> Self {
         SceneBuilder {
+            last_order: None,
             layers_by_order: BTreeMap::new(),
             splitter: BspSplitter::new(),
             shadows: Vec::new(),
@@ -52,6 +54,7 @@ impl SceneBuilder {
             layer_z_values[*layer_id as usize] = ix as f32 / self.layers_by_order.len() as f32;
         }
         self.layers_by_order.clear();
+        self.last_order = None;
 
         // Add all primitives to the BSP splitter to determine draw order
         self.splitter.reset();
@@ -156,14 +159,7 @@ impl SceneBuilder {
             return;
         }
 
-        let layer_id = if let Some(layer_id) = self.layers_by_order.get(order) {
-            *layer_id
-        } else {
-            let next_id = self.layers_by_order.len() as LayerId;
-            self.layers_by_order.insert(order.clone(), next_id);
-            next_id
-        };
-
+        let layer_id = self.layer_id_for_order(order);
         match primitive {
             Primitive::Shadow(mut shadow) => {
                 shadow.order = layer_id;
@@ -196,6 +192,24 @@ impl SceneBuilder {
             }
         }
     }
+
+    fn layer_id_for_order(&mut self, order: &StackingOrder) -> u32 {
+        if let Some((last_order, last_layer_id)) = self.last_order.as_ref() {
+            if last_order == order {
+                return *last_layer_id;
+            }
+        };
+
+        let layer_id = if let Some(layer_id) = self.layers_by_order.get(order) {
+            *layer_id
+        } else {
+            let next_id = self.layers_by_order.len() as LayerId;
+            self.layers_by_order.insert(order.clone(), next_id);
+            next_id
+        };
+        self.last_order = Some((order.clone(), layer_id));
+        layer_id
+    }
 }
 
 pub struct Scene {

crates/picker2/Cargo.toml 🔗

@@ -16,6 +16,7 @@ menu = { package = "menu2", path = "../menu2" }
 settings = { package = "settings2", path = "../settings2" }
 util = { path = "../util" }
 theme = { package = "theme2", path = "../theme2" }
+workspace = { package = "workspace2", path = "../workspace2"}
 
 parking_lot.workspace = true
 

crates/picker2/src/picker2.rs 🔗

@@ -1,11 +1,12 @@
 use editor::Editor;
 use gpui::{
     div, prelude::*, rems, uniform_list, AnyElement, AppContext, DismissEvent, Div, EventEmitter,
-    FocusHandle, FocusableView, MouseButton, MouseDownEvent, Render, Task, UniformListScrollHandle,
-    View, ViewContext, WindowContext,
+    FocusHandle, FocusableView, Length, MouseButton, MouseDownEvent, Render, Task,
+    UniformListScrollHandle, View, ViewContext, WindowContext,
 };
 use std::{cmp, sync::Arc};
 use ui::{prelude::*, v_stack, Color, Divider, Label};
+use workspace::ModalView;
 
 pub struct Picker<D: PickerDelegate> {
     pub delegate: D,
@@ -13,6 +14,7 @@ pub struct Picker<D: PickerDelegate> {
     editor: View<Editor>,
     pending_update_matches: Option<Task<()>>,
     confirm_on_update: Option<bool>,
+    width: Option<Length>,
 }
 
 pub trait PickerDelegate: Sized + 'static {
@@ -55,11 +57,17 @@ impl<D: PickerDelegate> Picker<D> {
             scroll_handle: UniformListScrollHandle::new(),
             pending_update_matches: None,
             confirm_on_update: None,
+            width: None,
         };
         this.update_matches("".to_string(), cx);
         this
     }
 
+    pub fn width(mut self, width: impl Into<gpui::Length>) -> Self {
+        self.width = Some(width.into());
+        self
+    }
+
     pub fn focus(&self, cx: &mut WindowContext) {
         self.editor.update(cx, |editor, cx| editor.focus(cx));
     }
@@ -197,6 +205,7 @@ impl<D: PickerDelegate> Picker<D> {
 }
 
 impl<D: PickerDelegate> EventEmitter<DismissEvent> for Picker<D> {}
+impl<D: PickerDelegate> ModalView for Picker<D> {}
 
 impl<D: PickerDelegate> Render for Picker<D> {
     type Element = Div;
@@ -221,6 +230,9 @@ impl<D: PickerDelegate> Render for Picker<D> {
         div()
             .key_context("picker")
             .size_full()
+            .when_some(self.width, |el, width| {
+                el.w(width)
+            })
             .overflow_hidden()
             .elevation_3(cx)
             .on_action(cx.listener(Self::select_next))
@@ -271,7 +283,6 @@ impl<D: PickerDelegate> Render for Picker<D> {
                                 },
                             )
                             .track_scroll(self.scroll_handle.clone())
-                            .p_1()
                         )
                         .max_h_72()
                         .overflow_hidden(),

crates/project_symbols2/Cargo.toml 🔗

@@ -0,0 +1,37 @@
+[package]
+name = "project_symbols2"
+version = "0.1.0"
+edition = "2021"
+publish = false
+
+[lib]
+path = "src/project_symbols.rs"
+doctest = false
+
+[dependencies]
+editor = { package = "editor2", path = "../editor2" }
+fuzzy = {package = "fuzzy2",  path = "../fuzzy2" }
+gpui = {package = "gpui2",  path = "../gpui2" }
+picker = {package = "picker2",  path = "../picker2" }
+project = { package = "project2", path = "../project2" }
+text = {package = "text2",  path = "../text2" }
+settings = {package = "settings2",  path = "../settings2" }
+workspace = {package = "workspace2",  path = "../workspace2" }
+theme = { package = "theme2", path = "../theme2" }
+util = { path = "../util" }
+
+anyhow.workspace = true
+ordered-float.workspace = true
+postage.workspace = true
+smol.workspace = true
+
+[dev-dependencies]
+futures.workspace = true
+editor = { package = "editor2", path = "../editor2", features = ["test-support"] }
+settings = { package = "settings2", path = "../settings2", features = ["test-support"] }
+gpui = { package = "gpui2", path = "../gpui2", features = ["test-support"] }
+language = { package = "language2", path = "../language2", features = ["test-support"] }
+lsp = { package = "lsp2", path = "../lsp2", features = ["test-support"] }
+project = { package = "project2", path = "../project2", features = ["test-support"] }
+theme = { package = "theme2", path = "../theme2", features = ["test-support"] }
+workspace = { package = "workspace2",  path = "../workspace2", features = ["test-support"] }

crates/project_symbols2/src/project_symbols.rs 🔗

@@ -0,0 +1,411 @@
+use editor::{scroll::autoscroll::Autoscroll, styled_runs_for_code_label, Bias, Editor};
+use fuzzy::{StringMatch, StringMatchCandidate};
+use gpui::{
+    actions, rems, AppContext, DismissEvent, FontWeight, Model, ParentElement, StyledText, Task,
+    View, ViewContext, WeakView,
+};
+use ordered_float::OrderedFloat;
+use picker::{Picker, PickerDelegate};
+use project::{Project, Symbol};
+use std::{borrow::Cow, cmp::Reverse, sync::Arc};
+use theme::ActiveTheme;
+use util::ResultExt;
+use workspace::{
+    ui::{v_stack, Color, Label, LabelCommon, LabelLike, ListItem, Selectable},
+    Workspace,
+};
+
+actions!(project_symbols, [Toggle]);
+
+pub fn init(cx: &mut AppContext) {
+    cx.observe_new_views(
+        |workspace: &mut Workspace, _: &mut ViewContext<Workspace>| {
+            workspace.register_action(|workspace, _: &Toggle, cx| {
+                let project = workspace.project().clone();
+                let handle = cx.view().downgrade();
+                workspace.toggle_modal(cx, move |cx| {
+                    let delegate = ProjectSymbolsDelegate::new(handle, project);
+                    Picker::new(delegate, cx).width(rems(34.))
+                })
+            });
+        },
+    )
+    .detach();
+}
+
+pub type ProjectSymbols = View<Picker<ProjectSymbolsDelegate>>;
+
+pub struct ProjectSymbolsDelegate {
+    workspace: WeakView<Workspace>,
+    project: Model<Project>,
+    selected_match_index: usize,
+    symbols: Vec<Symbol>,
+    visible_match_candidates: Vec<StringMatchCandidate>,
+    external_match_candidates: Vec<StringMatchCandidate>,
+    show_worktree_root_name: bool,
+    matches: Vec<StringMatch>,
+}
+
+impl ProjectSymbolsDelegate {
+    fn new(workspace: WeakView<Workspace>, project: Model<Project>) -> Self {
+        Self {
+            workspace,
+            project,
+            selected_match_index: 0,
+            symbols: Default::default(),
+            visible_match_candidates: Default::default(),
+            external_match_candidates: Default::default(),
+            matches: Default::default(),
+            show_worktree_root_name: false,
+        }
+    }
+
+    fn filter(&mut self, query: &str, cx: &mut ViewContext<Picker<Self>>) {
+        const MAX_MATCHES: usize = 100;
+        let mut visible_matches = cx.background_executor().block(fuzzy::match_strings(
+            &self.visible_match_candidates,
+            query,
+            false,
+            MAX_MATCHES,
+            &Default::default(),
+            cx.background_executor().clone(),
+        ));
+        let mut external_matches = cx.background_executor().block(fuzzy::match_strings(
+            &self.external_match_candidates,
+            query,
+            false,
+            MAX_MATCHES - visible_matches.len().min(MAX_MATCHES),
+            &Default::default(),
+            cx.background_executor().clone(),
+        ));
+        let sort_key_for_match = |mat: &StringMatch| {
+            let symbol = &self.symbols[mat.candidate_id];
+            (
+                Reverse(OrderedFloat(mat.score)),
+                &symbol.label.text[symbol.label.filter_range.clone()],
+            )
+        };
+
+        visible_matches.sort_unstable_by_key(sort_key_for_match);
+        external_matches.sort_unstable_by_key(sort_key_for_match);
+        let mut matches = visible_matches;
+        matches.append(&mut external_matches);
+
+        for mat in &mut matches {
+            let symbol = &self.symbols[mat.candidate_id];
+            let filter_start = symbol.label.filter_range.start;
+            for position in &mut mat.positions {
+                *position += filter_start;
+            }
+        }
+
+        self.matches = matches;
+        self.set_selected_index(0, cx);
+    }
+}
+
+impl PickerDelegate for ProjectSymbolsDelegate {
+    type ListItem = ListItem;
+    fn placeholder_text(&self) -> Arc<str> {
+        "Search project symbols...".into()
+    }
+
+    fn confirm(&mut self, secondary: bool, cx: &mut ViewContext<Picker<Self>>) {
+        if let Some(symbol) = self
+            .matches
+            .get(self.selected_match_index)
+            .map(|mat| self.symbols[mat.candidate_id].clone())
+        {
+            let buffer = self.project.update(cx, |project, cx| {
+                project.open_buffer_for_symbol(&symbol, cx)
+            });
+            let symbol = symbol.clone();
+            let workspace = self.workspace.clone();
+            cx.spawn(|_, mut cx| async move {
+                let buffer = buffer.await?;
+                workspace.update(&mut cx, |workspace, cx| {
+                    let position = buffer
+                        .read(cx)
+                        .clip_point_utf16(symbol.range.start, Bias::Left);
+
+                    let editor = if secondary {
+                        workspace.split_project_item::<Editor>(buffer, cx)
+                    } else {
+                        workspace.open_project_item::<Editor>(buffer, cx)
+                    };
+
+                    editor.update(cx, |editor, cx| {
+                        editor.change_selections(Some(Autoscroll::center()), cx, |s| {
+                            s.select_ranges([position..position])
+                        });
+                    });
+                })?;
+                Ok::<_, anyhow::Error>(())
+            })
+            .detach_and_log_err(cx);
+            cx.emit(DismissEvent);
+        }
+    }
+
+    fn dismissed(&mut self, _cx: &mut ViewContext<Picker<Self>>) {}
+
+    fn match_count(&self) -> usize {
+        self.matches.len()
+    }
+
+    fn selected_index(&self) -> usize {
+        self.selected_match_index
+    }
+
+    fn set_selected_index(&mut self, ix: usize, _cx: &mut ViewContext<Picker<Self>>) {
+        self.selected_match_index = ix;
+    }
+
+    fn update_matches(&mut self, query: String, cx: &mut ViewContext<Picker<Self>>) -> Task<()> {
+        self.filter(&query, cx);
+        self.show_worktree_root_name = self.project.read(cx).visible_worktrees(cx).count() > 1;
+        let symbols = self
+            .project
+            .update(cx, |project, cx| project.symbols(&query, cx));
+        cx.spawn(|this, mut cx| async move {
+            let symbols = symbols.await.log_err();
+            if let Some(symbols) = symbols {
+                this.update(&mut cx, |this, cx| {
+                    let delegate = &mut this.delegate;
+                    let project = delegate.project.read(cx);
+                    let (visible_match_candidates, external_match_candidates) = symbols
+                        .iter()
+                        .enumerate()
+                        .map(|(id, symbol)| {
+                            StringMatchCandidate::new(
+                                id,
+                                symbol.label.text[symbol.label.filter_range.clone()].to_string(),
+                            )
+                        })
+                        .partition(|candidate| {
+                            project
+                                .entry_for_path(&symbols[candidate.id].path, cx)
+                                .map_or(false, |e| !e.is_ignored)
+                        });
+
+                    delegate.visible_match_candidates = visible_match_candidates;
+                    delegate.external_match_candidates = external_match_candidates;
+                    delegate.symbols = symbols;
+                    delegate.filter(&query, cx);
+                })
+                .log_err();
+            }
+        })
+    }
+
+    fn render_match(
+        &self,
+        ix: usize,
+        selected: bool,
+        cx: &mut ViewContext<Picker<Self>>,
+    ) -> Option<Self::ListItem> {
+        let string_match = &self.matches[ix];
+        let symbol = &self.symbols[string_match.candidate_id];
+        let syntax_runs = styled_runs_for_code_label(&symbol.label, cx.theme().syntax());
+
+        let mut path = symbol.path.path.to_string_lossy();
+        if self.show_worktree_root_name {
+            let project = self.project.read(cx);
+            if let Some(worktree) = project.worktree_for_id(symbol.path.worktree_id, cx) {
+                path = Cow::Owned(format!(
+                    "{}{}{}",
+                    worktree.read(cx).root_name(),
+                    std::path::MAIN_SEPARATOR,
+                    path.as_ref()
+                ));
+            }
+        }
+        let label = symbol.label.text.clone();
+        let path = path.to_string().clone();
+
+        let highlights = gpui::combine_highlights(
+            string_match
+                .positions
+                .iter()
+                .map(|pos| (*pos..pos + 1, FontWeight::BOLD.into())),
+            syntax_runs.map(|(range, mut highlight)| {
+                // Ignore font weight for syntax highlighting, as we'll use it
+                // for fuzzy matches.
+                highlight.font_weight = None;
+                (range, highlight)
+            }),
+        );
+
+        Some(
+            ListItem::new(ix).inset(true).selected(selected).child(
+                // todo!() combine_syntax_and_fuzzy_match_highlights()
+                v_stack()
+                    .child(
+                        LabelLike::new().child(
+                            StyledText::new(label)
+                                .with_highlights(&cx.text_style().clone(), highlights),
+                        ),
+                    )
+                    .child(Label::new(path).color(Color::Muted)),
+            ),
+        )
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    use futures::StreamExt;
+    use gpui::{serde_json::json, TestAppContext, VisualContext};
+    use language::{FakeLspAdapter, Language, LanguageConfig};
+    use project::FakeFs;
+    use settings::SettingsStore;
+    use std::{path::Path, sync::Arc};
+
+    #[gpui::test]
+    async fn test_project_symbols(cx: &mut TestAppContext) {
+        init_test(cx);
+
+        let mut language = Language::new(
+            LanguageConfig {
+                name: "Rust".into(),
+                path_suffixes: vec!["rs".to_string()],
+                ..Default::default()
+            },
+            None,
+        );
+        let mut fake_servers = language
+            .set_fake_lsp_adapter(Arc::<FakeLspAdapter>::default())
+            .await;
+
+        let fs = FakeFs::new(cx.executor());
+        fs.insert_tree("/dir", json!({ "test.rs": "" })).await;
+
+        let project = Project::test(fs.clone(), ["/dir".as_ref()], cx).await;
+        project.update(cx, |project, _| project.languages().add(Arc::new(language)));
+
+        let _buffer = project
+            .update(cx, |project, cx| {
+                project.open_local_buffer("/dir/test.rs", cx)
+            })
+            .await
+            .unwrap();
+
+        // Set up fake language server to return fuzzy matches against
+        // a fixed set of symbol names.
+        let fake_symbols = [
+            symbol("one", "/external"),
+            symbol("ton", "/dir/test.rs"),
+            symbol("uno", "/dir/test.rs"),
+        ];
+        let fake_server = fake_servers.next().await.unwrap();
+        fake_server.handle_request::<lsp::WorkspaceSymbolRequest, _, _>(
+            move |params: lsp::WorkspaceSymbolParams, cx| {
+                let executor = cx.background_executor().clone();
+                let fake_symbols = fake_symbols.clone();
+                async move {
+                    let candidates = fake_symbols
+                        .iter()
+                        .enumerate()
+                        .map(|(id, symbol)| StringMatchCandidate::new(id, symbol.name.clone()))
+                        .collect::<Vec<_>>();
+                    let matches = if params.query.is_empty() {
+                        Vec::new()
+                    } else {
+                        fuzzy::match_strings(
+                            &candidates,
+                            &params.query,
+                            true,
+                            100,
+                            &Default::default(),
+                            executor.clone(),
+                        )
+                        .await
+                    };
+
+                    Ok(Some(lsp::WorkspaceSymbolResponse::Flat(
+                        matches
+                            .into_iter()
+                            .map(|mat| fake_symbols[mat.candidate_id].clone())
+                            .collect(),
+                    )))
+                }
+            },
+        );
+
+        let (workspace, cx) = cx.add_window_view(|cx| Workspace::test_new(project.clone(), cx));
+
+        // Create the project symbols view.
+        let symbols = cx.build_view(|cx| {
+            Picker::new(
+                ProjectSymbolsDelegate::new(workspace.downgrade(), project.clone()),
+                cx,
+            )
+        });
+
+        // Spawn multiples updates before the first update completes,
+        // such that in the end, there are no matches. Testing for regression:
+        // https://github.com/zed-industries/zed/issues/861
+        symbols.update(cx, |p, cx| {
+            p.update_matches("o".to_string(), cx);
+            p.update_matches("on".to_string(), cx);
+            p.update_matches("onex".to_string(), cx);
+        });
+
+        cx.run_until_parked();
+        symbols.update(cx, |symbols, _| {
+            assert_eq!(symbols.delegate.matches.len(), 0);
+        });
+
+        // Spawn more updates such that in the end, there are matches.
+        symbols.update(cx, |p, cx| {
+            p.update_matches("one".to_string(), cx);
+            p.update_matches("on".to_string(), cx);
+        });
+
+        cx.run_until_parked();
+        symbols.update(cx, |symbols, _| {
+            let delegate = &symbols.delegate;
+            assert_eq!(delegate.matches.len(), 2);
+            assert_eq!(delegate.matches[0].string, "ton");
+            assert_eq!(delegate.matches[1].string, "one");
+        });
+
+        // Spawn more updates such that in the end, there are again no matches.
+        symbols.update(cx, |p, cx| {
+            p.update_matches("o".to_string(), cx);
+            p.update_matches("".to_string(), cx);
+        });
+
+        cx.run_until_parked();
+        symbols.update(cx, |symbols, _| {
+            assert_eq!(symbols.delegate.matches.len(), 0);
+        });
+    }
+
+    fn init_test(cx: &mut TestAppContext) {
+        cx.update(|cx| {
+            let store = SettingsStore::test(cx);
+            cx.set_global(store);
+            theme::init(theme::LoadThemes::JustBase, cx);
+            language::init(cx);
+            Project::init_settings(cx);
+            workspace::init_settings(cx);
+        });
+    }
+
+    fn symbol(name: &str, path: impl AsRef<Path>) -> lsp::SymbolInformation {
+        #[allow(deprecated)]
+        lsp::SymbolInformation {
+            name: name.to_string(),
+            kind: lsp::SymbolKind::FUNCTION,
+            tags: None,
+            deprecated: None,
+            container_name: None,
+            location: lsp::Location::new(
+                lsp::Url::from_file_path(path.as_ref()).unwrap(),
+                lsp::Range::new(lsp::Position::new(0, 0), lsp::Position::new(0, 0)),
+            ),
+        }
+    }
+}

crates/ui2/src/components/button/button_like.rs 🔗

@@ -2,7 +2,6 @@ use gpui::{relative, DefiniteLength};
 use gpui::{rems, transparent_black, AnyElement, AnyView, ClickEvent, Div, Hsla, Rems, Stateful};
 use smallvec::SmallVec;
 
-use crate::h_stack;
 use crate::prelude::*;
 
 pub trait ButtonCommon: Clickable + Disableable {
@@ -250,6 +249,7 @@ impl ButtonSize {
 /// This is also used to build the prebuilt buttons.
 #[derive(IntoElement)]
 pub struct ButtonLike {
+    base: Div,
     id: ElementId,
     pub(super) style: ButtonStyle,
     pub(super) disabled: bool,
@@ -264,6 +264,7 @@ pub struct ButtonLike {
 impl ButtonLike {
     pub fn new(id: impl Into<ElementId>) -> Self {
         Self {
+            base: div(),
             id: id.into(),
             style: ButtonStyle::default(),
             disabled: false,
@@ -331,6 +332,13 @@ impl ButtonCommon for ButtonLike {
     }
 }
 
+impl VisibleOnHover for ButtonLike {
+    fn visible_on_hover(mut self, group_name: impl Into<SharedString>) -> Self {
+        self.base = self.base.visible_on_hover(group_name);
+        self
+    }
+}
+
 impl ParentElement for ButtonLike {
     fn children_mut(&mut self) -> &mut SmallVec<[AnyElement; 2]> {
         &mut self.children
@@ -341,7 +349,8 @@ impl RenderOnce for ButtonLike {
     type Rendered = Stateful<Div>;
 
     fn render(self, cx: &mut WindowContext) -> Self::Rendered {
-        h_stack()
+        self.base
+            .h_flex()
             .id(self.id.clone())
             .group("")
             .flex_none()

crates/ui2/src/components/button/icon_button.rs 🔗

@@ -98,6 +98,13 @@ impl ButtonCommon for IconButton {
     }
 }
 
+impl VisibleOnHover for IconButton {
+    fn visible_on_hover(mut self, group_name: impl Into<SharedString>) -> Self {
+        self.base = self.base.visible_on_hover(group_name);
+        self
+    }
+}
+
 impl RenderOnce for IconButton {
     type Rendered = ButtonLike;
 

crates/ui2/src/components/context_menu.rs 🔗

@@ -255,6 +255,9 @@ impl Render for ContextMenu {
                                 };
 
                                 ListItem::new(label.clone())
+                                    .inset(true)
+                                    .selected(Some(ix) == self.selected_index)
+                                    .on_click(move |_, cx| handler(cx))
                                     .child(
                                         h_stack()
                                             .w_full()
@@ -265,8 +268,6 @@ impl Render for ContextMenu {
                                                     .map(|binding| div().ml_1().child(binding))
                                             })),
                                     )
-                                    .selected(Some(ix) == self.selected_index)
-                                    .on_click(move |_, cx| handler(cx))
                                     .into_any_element()
                             }
                         },

crates/ui2/src/components/disclosure.rs 🔗

@@ -1,6 +1,7 @@
-use crate::{prelude::*, Color, Icon, IconButton, IconSize};
 use gpui::ClickEvent;
 
+use crate::{prelude::*, Color, Icon, IconButton, IconSize};
+
 #[derive(IntoElement)]
 pub struct Disclosure {
     is_open: bool,

crates/ui2/src/components/list/list_header.rs 🔗

@@ -1,12 +1,18 @@
-use crate::{h_stack, prelude::*, Disclosure, Icon, IconElement, IconSize, Label};
+use crate::{h_stack, prelude::*, Disclosure, Label};
 use gpui::{AnyElement, ClickEvent, Div};
-use smallvec::SmallVec;
 
 #[derive(IntoElement)]
 pub struct ListHeader {
+    /// The label of the header.
     label: SharedString,
-    left_icon: Option<Icon>,
-    meta: SmallVec<[AnyElement; 2]>,
+    /// A slot for content that appears before the label, like an icon or avatar.
+    start_slot: Option<AnyElement>,
+    /// A slot for content that appears after the label, usually on the other side of the header.
+    /// This might be a button, a disclosure arrow, a face pile, etc.
+    end_slot: Option<AnyElement>,
+    /// A slot for content that appears on hover after the label
+    /// It will obscure the `end_slot` when visible.
+    end_hover_slot: Option<AnyElement>,
     toggle: Option<bool>,
     on_toggle: Option<Box<dyn Fn(&ClickEvent, &mut WindowContext) + 'static>>,
     inset: bool,
@@ -17,8 +23,9 @@ impl ListHeader {
     pub fn new(label: impl Into<SharedString>) -> Self {
         Self {
             label: label.into(),
-            left_icon: None,
-            meta: SmallVec::new(),
+            start_slot: None,
+            end_slot: None,
+            end_hover_slot: None,
             inset: false,
             toggle: None,
             on_toggle: None,
@@ -39,13 +46,23 @@ impl ListHeader {
         self
     }
 
-    pub fn left_icon(mut self, left_icon: impl Into<Option<Icon>>) -> Self {
-        self.left_icon = left_icon.into();
+    pub fn start_slot<E: IntoElement>(mut self, start_slot: impl Into<Option<E>>) -> Self {
+        self.start_slot = start_slot.into().map(IntoElement::into_any_element);
         self
     }
 
-    pub fn meta(mut self, meta: impl IntoElement) -> Self {
-        self.meta.push(meta.into_any_element());
+    pub fn end_slot<E: IntoElement>(mut self, end_slot: impl Into<Option<E>>) -> Self {
+        self.end_slot = end_slot.into().map(IntoElement::into_any_element);
+        self
+    }
+
+    pub fn end_hover_slot<E: IntoElement>(mut self, end_hover_slot: impl Into<Option<E>>) -> Self {
+        self.end_hover_slot = end_hover_slot.into().map(IntoElement::into_any_element);
+        self
+    }
+
+    pub fn inset(mut self, inset: bool) -> Self {
+        self.inset = inset;
         self
     }
 }
@@ -61,9 +78,9 @@ impl RenderOnce for ListHeader {
     type Rendered = Div;
 
     fn render(self, cx: &mut WindowContext) -> Self::Rendered {
-        h_stack().w_full().relative().child(
+        h_stack().w_full().relative().group("list_header").child(
             div()
-                .h_5()
+                .h_7()
                 .when(self.inset, |this| this.px_2())
                 .when(self.selected, |this| {
                     this.bg(cx.theme().colors().ghost_element_selected)
@@ -77,24 +94,29 @@ impl RenderOnce for ListHeader {
                 .child(
                     h_stack()
                         .gap_1()
+                        .children(
+                            self.toggle
+                                .map(|is_open| Disclosure::new(is_open).on_toggle(self.on_toggle)),
+                        )
                         .child(
                             div()
                                 .flex()
                                 .gap_1()
                                 .items_center()
-                                .children(self.left_icon.map(|i| {
-                                    IconElement::new(i)
-                                        .color(Color::Muted)
-                                        .size(IconSize::Small)
-                                }))
+                                .children(self.start_slot)
                                 .child(Label::new(self.label.clone()).color(Color::Muted)),
-                        )
-                        .children(
-                            self.toggle
-                                .map(|is_open| Disclosure::new(is_open).on_toggle(self.on_toggle)),
                         ),
                 )
-                .child(h_stack().gap_2().items_center().children(self.meta)),
+                .child(h_stack().children(self.end_slot))
+                .when_some(self.end_hover_slot, |this, end_hover_slot| {
+                    this.child(
+                        div()
+                            .absolute()
+                            .right_0()
+                            .visible_on_hover("list_header")
+                            .child(end_hover_slot),
+                    )
+                }),
         )
     }
 }

crates/ui2/src/components/list/list_item.rs 🔗

@@ -1,19 +1,24 @@
-use crate::{prelude::*, Avatar, Disclosure, Icon, IconElement, IconSize};
 use gpui::{
-    px, AnyElement, AnyView, ClickEvent, Div, ImageSource, MouseButton, MouseDownEvent, Pixels,
-    Stateful,
+    px, AnyElement, AnyView, ClickEvent, Div, MouseButton, MouseDownEvent, Pixels, Stateful,
 };
 use smallvec::SmallVec;
 
+use crate::{prelude::*, Disclosure};
+
 #[derive(IntoElement)]
 pub struct ListItem {
     id: ElementId,
     selected: bool,
-    // TODO: Reintroduce this
-    // disclosure_control_style: DisclosureControlVisibility,
     indent_level: usize,
     indent_step_size: Pixels,
-    left_slot: Option<AnyElement>,
+    /// A slot for content that appears before the children, like an icon or avatar.
+    start_slot: Option<AnyElement>,
+    /// A slot for content that appears after the children, usually on the other side of the header.
+    /// This might be a button, a disclosure arrow, a face pile, etc.
+    end_slot: Option<AnyElement>,
+    /// A slot for content that appears on hover after the children
+    /// It will obscure the `end_slot` when visible.
+    end_hover_slot: Option<AnyElement>,
     toggle: Option<bool>,
     inset: bool,
     on_click: Option<Box<dyn Fn(&ClickEvent, &mut WindowContext) + 'static>>,
@@ -30,7 +35,9 @@ impl ListItem {
             selected: false,
             indent_level: 0,
             indent_step_size: px(12.),
-            left_slot: None,
+            start_slot: None,
+            end_slot: None,
+            end_hover_slot: None,
             toggle: None,
             inset: false,
             on_click: None,
@@ -87,23 +94,18 @@ impl ListItem {
         self
     }
 
-    pub fn left_child(mut self, left_content: impl IntoElement) -> Self {
-        self.left_slot = Some(left_content.into_any_element());
+    pub fn start_slot<E: IntoElement>(mut self, start_slot: impl Into<Option<E>>) -> Self {
+        self.start_slot = start_slot.into().map(IntoElement::into_any_element);
         self
     }
 
-    pub fn left_icon(mut self, left_icon: Icon) -> Self {
-        self.left_slot = Some(
-            IconElement::new(left_icon)
-                .size(IconSize::Small)
-                .color(Color::Muted)
-                .into_any_element(),
-        );
+    pub fn end_slot<E: IntoElement>(mut self, end_slot: impl Into<Option<E>>) -> Self {
+        self.end_slot = end_slot.into().map(IntoElement::into_any_element);
         self
     }
 
-    pub fn left_avatar(mut self, left_avatar: impl Into<ImageSource>) -> Self {
-        self.left_slot = Some(Avatar::new(left_avatar).into_any_element());
+    pub fn end_hover_slot<E: IntoElement>(mut self, end_hover_slot: impl Into<Option<E>>) -> Self {
+        self.end_hover_slot = end_hover_slot.into().map(IntoElement::into_any_element);
         self
     }
 }
@@ -125,49 +127,102 @@ impl RenderOnce for ListItem {
     type Rendered = Stateful<Div>;
 
     fn render(self, cx: &mut WindowContext) -> Self::Rendered {
-        div()
+        h_stack()
             .id(self.id)
+            .w_full()
             .relative()
-            // TODO: Add focus state
-            // .when(self.state == InteractionState::Focused, |this| {
-            //     this.border()
-            //         .border_color(cx.theme().colors().border_focused)
-            // })
-            .when(self.inset, |this| this.rounded_md())
-            .hover(|style| style.bg(cx.theme().colors().ghost_element_hover))
-            .active(|style| style.bg(cx.theme().colors().ghost_element_active))
-            .when(self.selected, |this| {
-                this.bg(cx.theme().colors().ghost_element_selected)
-            })
-            .when_some(self.on_click, |this, on_click| {
-                this.cursor_pointer().on_click(move |event, cx| {
-                    // HACK: GPUI currently fires `on_click` with any mouse button,
-                    // but we only care about the left button.
-                    if event.down.button == MouseButton::Left {
-                        (on_click)(event, cx)
-                    }
-                })
+            // When an item is inset draw the indent spacing outside of the item
+            .when(self.inset, |this| {
+                this.ml(self.indent_level as f32 * self.indent_step_size)
+                    .px_1()
             })
-            .when_some(self.on_secondary_mouse_down, |this, on_mouse_down| {
-                this.on_mouse_down(MouseButton::Right, move |event, cx| {
-                    (on_mouse_down)(event, cx)
-                })
+            .when(!self.inset, |this| {
+                this
+                    // TODO: Add focus state
+                    // .when(self.state == InteractionState::Focused, |this| {
+                    //     this.border()
+                    //         .border_color(cx.theme().colors().border_focused)
+                    // })
+                    .hover(|style| style.bg(cx.theme().colors().ghost_element_hover))
+                    .active(|style| style.bg(cx.theme().colors().ghost_element_active))
+                    .when(self.selected, |this| {
+                        this.bg(cx.theme().colors().ghost_element_selected)
+                    })
             })
-            .when_some(self.tooltip, |this, tooltip| this.tooltip(tooltip))
             .child(
-                div()
-                    .when(self.inset, |this| this.px_2())
-                    .ml(self.indent_level as f32 * self.indent_step_size)
-                    .flex()
-                    .gap_1()
-                    .items_center()
+                h_stack()
+                    .id("inner_list_item")
+                    .w_full()
                     .relative()
-                    .children(
-                        self.toggle
-                            .map(|is_open| Disclosure::new(is_open).on_toggle(self.on_toggle)),
+                    .gap_1()
+                    .px_2()
+                    .group("list_item")
+                    .when(self.inset, |this| {
+                        this
+                            // TODO: Add focus state
+                            // .when(self.state == InteractionState::Focused, |this| {
+                            //     this.border()
+                            //         .border_color(cx.theme().colors().border_focused)
+                            // })
+                            .hover(|style| style.bg(cx.theme().colors().ghost_element_hover))
+                            .active(|style| style.bg(cx.theme().colors().ghost_element_active))
+                            .when(self.selected, |this| {
+                                this.bg(cx.theme().colors().ghost_element_selected)
+                            })
+                    })
+                    .when_some(self.on_click, |this, on_click| {
+                        this.cursor_pointer().on_click(on_click)
+                    })
+                    .when_some(self.on_secondary_mouse_down, |this, on_mouse_down| {
+                        this.on_mouse_down(MouseButton::Right, move |event, cx| {
+                            (on_mouse_down)(event, cx)
+                        })
+                    })
+                    .when_some(self.tooltip, |this, tooltip| this.tooltip(tooltip))
+                    .map(|this| {
+                        if self.inset {
+                            this.rounded_md()
+                        } else {
+                            // When an item is not inset draw the indent spacing inside of the item
+                            this.ml(self.indent_level as f32 * self.indent_step_size)
+                        }
+                    })
+                    .children(self.toggle.map(|is_open| {
+                        div()
+                            .flex()
+                            .absolute()
+                            .left(rems(-1.))
+                            .visible_on_hover("")
+                            .child(Disclosure::new(is_open).on_toggle(self.on_toggle))
+                    }))
+                    .child(
+                        h_stack()
+                            .flex_1()
+                            .gap_1()
+                            .children(self.start_slot)
+                            .children(self.children),
                     )
-                    .children(self.left_slot)
-                    .children(self.children),
+                    .when_some(self.end_slot, |this, end_slot| {
+                        this.justify_between().child(
+                            h_stack()
+                                .when(self.end_hover_slot.is_some(), |this| {
+                                    this.visible()
+                                        .group_hover("list_item", |this| this.invisible())
+                                })
+                                .child(end_slot),
+                        )
+                    })
+                    .when_some(self.end_hover_slot, |this, end_hover_slot| {
+                        this.child(
+                            h_stack()
+                                .h_full()
+                                .absolute()
+                                .right_2()
+                                .top_0()
+                                .visible_on_hover("list_item")
+                                .child(end_hover_slot),
+                        )
+                    }),
             )
     }
 }

crates/ui2/src/components/list/list_separator.rs 🔗

@@ -9,6 +9,10 @@ impl RenderOnce for ListSeparator {
     type Rendered = Div;
 
     fn render(self, cx: &mut WindowContext) -> Self::Rendered {
-        div().h_px().w_full().bg(cx.theme().colors().border_variant)
+        div()
+            .h_px()
+            .w_full()
+            .my_1()
+            .bg(cx.theme().colors().border_variant)
     }
 }

crates/ui2/src/components/list/list_sub_header.rs 🔗

@@ -6,7 +6,7 @@ use crate::{h_stack, Icon, IconElement, IconSize, Label};
 #[derive(IntoElement)]
 pub struct ListSubHeader {
     label: SharedString,
-    left_icon: Option<Icon>,
+    start_slot: Option<Icon>,
     inset: bool,
 }
 
@@ -14,13 +14,13 @@ impl ListSubHeader {
     pub fn new(label: impl Into<SharedString>) -> Self {
         Self {
             label: label.into(),
-            left_icon: None,
+            start_slot: None,
             inset: false,
         }
     }
 
     pub fn left_icon(mut self, left_icon: Option<Icon>) -> Self {
-        self.left_icon = left_icon;
+        self.start_slot = left_icon;
         self
     }
 }
@@ -44,7 +44,7 @@ impl RenderOnce for ListSubHeader {
                         .flex()
                         .gap_1()
                         .items_center()
-                        .children(self.left_icon.map(|i| {
+                        .children(self.start_slot.map(|i| {
                             IconElement::new(i)
                                 .color(Color::Muted)
                                 .size(IconSize::Small)

crates/ui2/src/components/stories/list_header.rs 🔗

@@ -15,19 +15,19 @@ impl Render for ListHeaderStory {
             .child(Story::label("Default"))
             .child(ListHeader::new("Section 1"))
             .child(Story::label("With left icon"))
-            .child(ListHeader::new("Section 2").left_icon(Icon::Bell))
+            .child(ListHeader::new("Section 2").start_slot(IconElement::new(Icon::Bell)))
             .child(Story::label("With left icon and meta"))
             .child(
                 ListHeader::new("Section 3")
-                    .left_icon(Icon::BellOff)
-                    .meta(IconButton::new("action_1", Icon::Bolt)),
+                    .start_slot(IconElement::new(Icon::BellOff))
+                    .end_slot(IconButton::new("action_1", Icon::Bolt)),
             )
             .child(Story::label("With multiple meta"))
             .child(
                 ListHeader::new("Section 4")
-                    .meta(IconButton::new("action_1", Icon::Bolt))
-                    .meta(IconButton::new("action_2", Icon::ExclamationTriangle))
-                    .meta(IconButton::new("action_3", Icon::Plus)),
+                    .end_slot(IconButton::new("action_1", Icon::Bolt))
+                    .end_slot(IconButton::new("action_2", Icon::ExclamationTriangle))
+                    .end_slot(IconButton::new("action_3", Icon::Plus)),
             )
     }
 }

crates/ui2/src/components/stories/list_item.rs 🔗

@@ -1,7 +1,7 @@
 use gpui::{Div, Render};
 use story::Story;
 
-use crate::prelude::*;
+use crate::{prelude::*, Avatar};
 use crate::{Icon, ListItem};
 
 pub struct ListItemStory;
@@ -9,24 +9,80 @@ pub struct ListItemStory;
 impl Render for ListItemStory {
     type Element = Div;
 
-    fn render(&mut self, _cx: &mut ViewContext<Self>) -> Self::Element {
+    fn render(&mut self, cx: &mut ViewContext<Self>) -> Self::Element {
         Story::container()
+            .bg(cx.theme().colors().background)
             .child(Story::title_for::<ListItem>())
             .child(Story::label("Default"))
             .child(ListItem::new("hello_world").child("Hello, world!"))
-            .child(Story::label("With left icon"))
+            .child(Story::label("Inset"))
             .child(
-                ListItem::new("with_left_icon")
+                ListItem::new("inset_list_item")
+                    .inset(true)
+                    .start_slot(
+                        IconElement::new(Icon::Bell)
+                            .size(IconSize::Small)
+                            .color(Color::Muted),
+                    )
                     .child("Hello, world!")
-                    .left_icon(Icon::Bell),
+                    .end_slot(
+                        IconElement::new(Icon::Bell)
+                            .size(IconSize::Small)
+                            .color(Color::Muted),
+                    ),
             )
-            .child(Story::label("With left avatar"))
+            .child(Story::label("With start slot icon"))
+            .child(
+                ListItem::new("with start slot_icon")
+                    .child("Hello, world!")
+                    .start_slot(
+                        IconElement::new(Icon::Bell)
+                            .size(IconSize::Small)
+                            .color(Color::Muted),
+                    ),
+            )
+            .child(Story::label("With start slot avatar"))
+            .child(
+                ListItem::new("with_start slot avatar")
+                    .child("Hello, world!")
+                    .start_slot(Avatar::new(SharedString::from(
+                        "https://avatars.githubusercontent.com/u/1714999?v=4",
+                    ))),
+            )
+            .child(Story::label("With end slot"))
             .child(
                 ListItem::new("with_left_avatar")
                     .child("Hello, world!")
-                    .left_avatar(SharedString::from(
+                    .end_slot(Avatar::new(SharedString::from(
+                        "https://avatars.githubusercontent.com/u/1714999?v=4",
+                    ))),
+            )
+            .child(Story::label("With end hover slot"))
+            .child(
+                ListItem::new("with_end_hover_slot")
+                    .child("Hello, world!")
+                    .end_slot(
+                        h_stack()
+                            .gap_2()
+                            .child(Avatar::new(SharedString::from(
+                                "https://avatars.githubusercontent.com/u/1789?v=4",
+                            )))
+                            .child(Avatar::new(SharedString::from(
+                                "https://avatars.githubusercontent.com/u/1789?v=4",
+                            )))
+                            .child(Avatar::new(SharedString::from(
+                                "https://avatars.githubusercontent.com/u/1789?v=4",
+                            )))
+                            .child(Avatar::new(SharedString::from(
+                                "https://avatars.githubusercontent.com/u/1789?v=4",
+                            )))
+                            .child(Avatar::new(SharedString::from(
+                                "https://avatars.githubusercontent.com/u/1789?v=4",
+                            ))),
+                    )
+                    .end_hover_slot(Avatar::new(SharedString::from(
                         "https://avatars.githubusercontent.com/u/1714999?v=4",
-                    )),
+                    ))),
             )
             .child(Story::label("With `on_click`"))
             .child(

crates/ui2/src/components/tab.rs 🔗

@@ -158,7 +158,6 @@ impl RenderOnce for Tab {
                     )
                     .child(
                         h_stack()
-                            .invisible()
                             .w_3()
                             .h_3()
                             .justify_center()
@@ -167,7 +166,7 @@ impl RenderOnce for Tab {
                                 TabCloseSide::Start => this.left_1(),
                                 TabCloseSide::End => this.right_1(),
                             })
-                            .group_hover("", |style| style.visible())
+                            .visible_on_hover("")
                             .children(self.end_slot),
                     )
                     .children(self.children),

crates/ui2/src/prelude.rs 🔗

@@ -9,6 +9,7 @@ pub use crate::clickable::*;
 pub use crate::disableable::*;
 pub use crate::fixed::*;
 pub use crate::selectable::*;
+pub use crate::visible_on_hover::*;
 pub use crate::{h_stack, v_stack};
 pub use crate::{Button, ButtonSize, ButtonStyle, IconButton};
 pub use crate::{ButtonCommon, Color, StyledExt};

crates/ui2/src/styled_ext.rs 🔗

@@ -118,16 +118,26 @@ pub trait StyledExt: Styled + Sized {
         elevated(self, cx, ElevationIndex::ModalSurface)
     }
 
+    /// The theme's primary border color.
+    fn border_primary(self, cx: &mut WindowContext) -> Self {
+        self.border_color(cx.theme().colors().border)
+    }
+
+    /// The theme's secondary or muted border color.
+    fn border_muted(self, cx: &mut WindowContext) -> Self {
+        self.border_color(cx.theme().colors().border_variant)
+    }
+
     fn debug_bg_red(self) -> Self {
-        self.bg(gpui::red())
+        self.bg(hsla(0. / 360., 1., 0.5, 1.))
     }
 
     fn debug_bg_green(self) -> Self {
-        self.bg(gpui::green())
+        self.bg(hsla(120. / 360., 1., 0.5, 1.))
     }
 
     fn debug_bg_blue(self) -> Self {
-        self.bg(gpui::blue())
+        self.bg(hsla(240. / 360., 1., 0.5, 1.))
     }
 
     fn debug_bg_yellow(self) -> Self {

crates/ui2/src/ui2.rs 🔗

@@ -21,6 +21,7 @@ mod selectable;
 mod styled_ext;
 mod styles;
 pub mod utils;
+mod visible_on_hover;
 
 pub use clickable::*;
 pub use components::*;
@@ -30,3 +31,4 @@ pub use prelude::*;
 pub use selectable::*;
 pub use styled_ext::*;
 pub use styles::*;
+pub use visible_on_hover::*;

crates/ui2/src/visible_on_hover.rs 🔗

@@ -0,0 +1,15 @@
+use gpui::{InteractiveElement, SharedString, Styled};
+
+pub trait VisibleOnHover {
+    /// Sets the element to only be visible when the specified group is hovered.
+    ///
+    /// Pass `""` as the `group_name` to use the global group.
+    fn visible_on_hover(self, group_name: impl Into<SharedString>) -> Self;
+}
+
+impl<E: InteractiveElement + Styled> VisibleOnHover for E {
+    fn visible_on_hover(self, group_name: impl Into<SharedString>) -> Self {
+        self.invisible()
+            .group_hover(group_name, |style| style.visible())
+    }
+}

crates/workspace2/src/pane.rs 🔗

@@ -1759,6 +1759,34 @@ impl Pane {
             })
             .log_err();
     }
+
+    fn handle_split_tab_drop(
+        &mut self,
+        dragged_tab: &View<DraggedTab>,
+        split_direction: SplitDirection,
+        cx: &mut ViewContext<'_, Pane>,
+    ) {
+        let dragged_tab = dragged_tab.read(cx);
+        let item_id = dragged_tab.item_id;
+        let from_pane = dragged_tab.pane.clone();
+        let to_pane = cx.view().clone();
+        self.workspace
+            .update(cx, |workspace, cx| {
+                cx.defer(move |workspace, cx| {
+                    let item = from_pane
+                        .read(cx)
+                        .items()
+                        .find(|item| item.item_id() == item_id)
+                        .map(|item| item.boxed_clone());
+                    if let Some(item) = item {
+                        if let Some(item) = item.clone_on_split(workspace.database_id(), cx) {
+                            workspace.split_item(split_direction, item, cx);
+                        }
+                    }
+                });
+            })
+            .log_err();
+    }
 }
 
 impl FocusableView for Pane {
@@ -1852,7 +1880,54 @@ impl Render for Pane {
             .child(self.render_tab_bar(cx))
             .child(self.toolbar.clone())
             .child(if let Some(item) = self.active_item() {
-                div().flex().flex_1().child(item.to_any())
+                let mut drag_target_color = cx.theme().colors().text;
+                drag_target_color.a = 0.5;
+
+                div()
+                    .flex()
+                    .flex_1()
+                    .relative()
+                    .child(item.to_any())
+                    .child(
+                        div()
+                            .absolute()
+                            .full()
+                            .z_index(1)
+                            .drag_over::<DraggedTab>(|style| style.bg(drag_target_color))
+                            .on_drop(cx.listener(
+                                move |this, dragged_tab: &View<DraggedTab>, cx| {
+                                    this.handle_tab_drop(dragged_tab, this.active_item_index(), cx)
+                                },
+                            )),
+                    )
+                    .children(
+                        [
+                            (SplitDirection::Up, 2),
+                            (SplitDirection::Down, 2),
+                            (SplitDirection::Left, 3),
+                            (SplitDirection::Right, 3),
+                        ]
+                        .into_iter()
+                        .map(|(direction, z_index)| {
+                            let div = div()
+                                .absolute()
+                                .z_index(z_index)
+                                .invisible()
+                                .bg(drag_target_color)
+                                .drag_over::<DraggedTab>(|style| style.visible())
+                                .on_drop(cx.listener(
+                                    move |this, dragged_tab: &View<DraggedTab>, cx| {
+                                        this.handle_split_tab_drop(dragged_tab, direction, cx)
+                                    },
+                                ));
+                            match direction {
+                                SplitDirection::Up => div.top_0().left_0().right_0().h_32(),
+                                SplitDirection::Down => div.left_0().bottom_0().right_0().h_32(),
+                                SplitDirection::Left => div.top_0().left_0().bottom_0().w_32(),
+                                SplitDirection::Right => div.top_0().bottom_0().right_0().w_32(),
+                            }
+                        }),
+                    )
             } else {
                 h_stack()
                     .items_center()

crates/zed2/Cargo.toml 🔗

@@ -55,7 +55,7 @@ outline = { package = "outline2", path = "../outline2" }
 # plugin_runtime = { path = "../plugin_runtime",optional = true }
 project = { package = "project2", path = "../project2" }
 project_panel = { package = "project_panel2", path = "../project_panel2" }
-# project_symbols = { path = "../project_symbols" }
+project_symbols = { package = "project_symbols2", path = "../project_symbols2" }
 quick_action_bar = { package = "quick_action_bar2", path = "../quick_action_bar2" }
 recent_projects = { package = "recent_projects2", path = "../recent_projects2" }
 rope = { package = "rope2", path = "../rope2"}

crates/zed2/src/main.rs 🔗

@@ -205,7 +205,7 @@ fn main() {
         go_to_line::init(cx);
         file_finder::init(cx);
         outline::init(cx);
-        // project_symbols::init(cx);
+        project_symbols::init(cx);
         project_panel::init(Assets, cx);
         channel::init(&client, user_store.clone(), cx);
         // diagnostics::init(cx);

docker-compose.yml 🔗

@@ -0,0 +1,16 @@
+version: "3.7"
+
+services:
+  postgres:
+    image: postgres:15
+    container_name: zed_postgres
+    ports:
+      - 5432:5432
+    environment:
+      POSTGRES_HOST_AUTH_METHOD: trust
+    volumes:
+      - postgres_data:/var/lib/postgresql/data
+      - ./docker-compose.sql:/docker-entrypoint-initdb.d/init.sql
+
+volumes:
+  postgres_data:

script/storybook 🔗

@@ -0,0 +1,15 @@
+#!/bin/bash
+
+# This script takes a single text input and replaces 'list_item' with the input in a cargo run command
+
+# Check if an argument is provided
+if [ "$#" -ne 1 ]; then
+  echo "Usage: $0 <component_name>"
+  exit 1
+fi
+
+# Assign the argument to a variable
+COMPONENT_NAME="$1"
+
+# Run the cargo command with the provided component name
+cargo run -p storybook2 -- components/"$COMPONENT_NAME"