settings_ui.rs

   1mod components;
   2mod page_data;
   3
   4use anyhow::Result;
   5use editor::{Editor, EditorEvent};
   6use feature_flags::FeatureFlag;
   7use fuzzy::StringMatchCandidate;
   8use gpui::{
   9    Action, App, Div, Entity, FocusHandle, Focusable, Global, ListState, ReadGlobal as _,
  10    ScrollHandle, Stateful, Subscription, Task, TitlebarOptions, UniformListScrollHandle, Window,
  11    WindowBounds, WindowHandle, WindowOptions, actions, div, list, point, prelude::*, px, size,
  12    uniform_list,
  13};
  14use heck::ToTitleCase as _;
  15use project::WorktreeId;
  16use schemars::JsonSchema;
  17use serde::Deserialize;
  18use settings::{Settings, SettingsContent, SettingsStore};
  19use std::{
  20    any::{Any, TypeId, type_name},
  21    cell::RefCell,
  22    collections::HashMap,
  23    num::{NonZero, NonZeroU32},
  24    ops::Range,
  25    rc::Rc,
  26    sync::{Arc, LazyLock, RwLock},
  27};
  28use title_bar::platform_title_bar::PlatformTitleBar;
  29use ui::{
  30    Banner, ContextMenu, Divider, DividerColor, DropdownMenu, DropdownStyle, IconButtonShape,
  31    KeyBinding, KeybindingHint, PopoverMenu, Switch, SwitchColor, Tooltip, TreeViewItem,
  32    WithScrollbar, prelude::*,
  33};
  34use ui_input::{NumberField, NumberFieldType};
  35use util::{ResultExt as _, paths::PathStyle, rel_path::RelPath};
  36use workspace::{OpenOptions, OpenVisible, Workspace, client_side_decorations};
  37use zed_actions::{OpenSettings, OpenSettingsAt};
  38
  39use crate::components::{SettingsInputField, font_picker, icon_theme_picker, theme_picker};
  40
  41const NAVBAR_CONTAINER_TAB_INDEX: isize = 0;
  42const NAVBAR_GROUP_TAB_INDEX: isize = 1;
  43
  44const HEADER_CONTAINER_TAB_INDEX: isize = 2;
  45const HEADER_GROUP_TAB_INDEX: isize = 3;
  46
  47const CONTENT_CONTAINER_TAB_INDEX: isize = 4;
  48const CONTENT_GROUP_TAB_INDEX: isize = 5;
  49
  50actions!(
  51    settings_editor,
  52    [
  53        /// Minimizes the settings UI window.
  54        Minimize,
  55        /// Toggles focus between the navbar and the main content.
  56        ToggleFocusNav,
  57        /// Expands the navigation entry.
  58        ExpandNavEntry,
  59        /// Collapses the navigation entry.
  60        CollapseNavEntry,
  61        /// Focuses the next file in the file list.
  62        FocusNextFile,
  63        /// Focuses the previous file in the file list.
  64        FocusPreviousFile,
  65        /// Opens an editor for the current file
  66        OpenCurrentFile,
  67        /// Focuses the previous root navigation entry.
  68        FocusPreviousRootNavEntry,
  69        /// Focuses the next root navigation entry.
  70        FocusNextRootNavEntry,
  71        /// Focuses the first navigation entry.
  72        FocusFirstNavEntry,
  73        /// Focuses the last navigation entry.
  74        FocusLastNavEntry,
  75        /// Focuses and opens the next navigation entry without moving focus to content.
  76        FocusNextNavEntry,
  77        /// Focuses and opens the previous navigation entry without moving focus to content.
  78        FocusPreviousNavEntry
  79    ]
  80);
  81
  82#[derive(Action, PartialEq, Eq, Clone, Copy, Debug, JsonSchema, Deserialize)]
  83#[action(namespace = settings_editor)]
  84struct FocusFile(pub u32);
  85
  86struct SettingField<T: 'static> {
  87    pick: fn(&SettingsContent) -> Option<&T>,
  88    write: fn(&mut SettingsContent, Option<T>),
  89
  90    /// A json-path-like string that gives a unique-ish string that identifies
  91    /// where in the JSON the setting is defined.
  92    ///
  93    /// The syntax is `jq`-like, but modified slightly to be URL-safe (and
  94    /// without the leading dot), e.g. `foo.bar`.
  95    ///
  96    /// They are URL-safe (this is important since links are the main use-case
  97    /// for these paths).
  98    ///
  99    /// There are a couple of special cases:
 100    /// - discrimminants are represented with a trailing `$`, for example
 101    /// `terminal.working_directory$`. This is to distinguish the discrimminant
 102    /// setting (i.e. the setting that changes whether the value is a string or
 103    /// an object) from the setting in the case that it is a string.
 104    /// - language-specific settings begin `languages.$(language)`. Links
 105    /// targeting these settings should take the form `languages/Rust/...`, for
 106    /// example, but are not currently supported.
 107    json_path: Option<&'static str>,
 108}
 109
 110impl<T: 'static> Clone for SettingField<T> {
 111    fn clone(&self) -> Self {
 112        *self
 113    }
 114}
 115
 116// manual impl because derive puts a Copy bound on T, which is inaccurate in our case
 117impl<T: 'static> Copy for SettingField<T> {}
 118
 119/// Helper for unimplemented settings, used in combination with `SettingField::unimplemented`
 120/// to keep the setting around in the UI with valid pick and write implementations, but don't actually try to render it.
 121/// TODO(settings_ui): In non-dev builds (`#[cfg(not(debug_assertions))]`) make this render as edit-in-json
 122#[derive(Clone, Copy)]
 123struct UnimplementedSettingField;
 124
 125impl PartialEq for UnimplementedSettingField {
 126    fn eq(&self, _other: &Self) -> bool {
 127        true
 128    }
 129}
 130
 131impl<T: 'static> SettingField<T> {
 132    /// Helper for settings with types that are not yet implemented.
 133    #[allow(unused)]
 134    fn unimplemented(self) -> SettingField<UnimplementedSettingField> {
 135        SettingField {
 136            pick: |_| Some(&UnimplementedSettingField),
 137            write: |_, _| unreachable!(),
 138            json_path: None,
 139        }
 140    }
 141}
 142
 143trait AnySettingField {
 144    fn as_any(&self) -> &dyn Any;
 145    fn type_name(&self) -> &'static str;
 146    fn type_id(&self) -> TypeId;
 147    // Returns the file this value was set in and true, or File::Default and false to indicate it was not found in any file (missing default)
 148    fn file_set_in(&self, file: SettingsUiFile, cx: &App) -> (settings::SettingsFile, bool);
 149    fn reset_to_default_fn(
 150        &self,
 151        current_file: &SettingsUiFile,
 152        file_set_in: &settings::SettingsFile,
 153        cx: &App,
 154    ) -> Option<Box<dyn Fn(&mut App)>>;
 155
 156    fn json_path(&self) -> Option<&'static str>;
 157}
 158
 159impl<T: PartialEq + Clone + Send + Sync + 'static> AnySettingField for SettingField<T> {
 160    fn as_any(&self) -> &dyn Any {
 161        self
 162    }
 163
 164    fn type_name(&self) -> &'static str {
 165        type_name::<T>()
 166    }
 167
 168    fn type_id(&self) -> TypeId {
 169        TypeId::of::<T>()
 170    }
 171
 172    fn file_set_in(&self, file: SettingsUiFile, cx: &App) -> (settings::SettingsFile, bool) {
 173        let (file, value) = cx
 174            .global::<SettingsStore>()
 175            .get_value_from_file(file.to_settings(), self.pick);
 176        return (file, value.is_some());
 177    }
 178
 179    fn reset_to_default_fn(
 180        &self,
 181        current_file: &SettingsUiFile,
 182        file_set_in: &settings::SettingsFile,
 183        cx: &App,
 184    ) -> Option<Box<dyn Fn(&mut App)>> {
 185        if file_set_in == &settings::SettingsFile::Default {
 186            return None;
 187        }
 188        if file_set_in != &current_file.to_settings() {
 189            return None;
 190        }
 191        let this = *self;
 192        let store = SettingsStore::global(cx);
 193        let default_value = (this.pick)(store.raw_default_settings());
 194        let is_default = store
 195            .get_content_for_file(file_set_in.clone())
 196            .map_or(None, this.pick)
 197            == default_value;
 198        if is_default {
 199            return None;
 200        }
 201        let current_file = current_file.clone();
 202
 203        return Some(Box::new(move |cx| {
 204            let store = SettingsStore::global(cx);
 205            let default_value = (this.pick)(store.raw_default_settings());
 206            let is_set_somewhere_other_than_default = store
 207                .get_value_up_to_file(current_file.to_settings(), this.pick)
 208                .0
 209                != settings::SettingsFile::Default;
 210            let value_to_set = if is_set_somewhere_other_than_default {
 211                default_value.cloned()
 212            } else {
 213                None
 214            };
 215            update_settings_file(current_file.clone(), cx, move |settings, _| {
 216                (this.write)(settings, value_to_set);
 217            })
 218            // todo(settings_ui): Don't log err
 219            .log_err();
 220        }));
 221    }
 222
 223    fn json_path(&self) -> Option<&'static str> {
 224        self.json_path
 225    }
 226}
 227
 228#[derive(Default, Clone)]
 229struct SettingFieldRenderer {
 230    renderers: Rc<
 231        RefCell<
 232            HashMap<
 233                TypeId,
 234                Box<
 235                    dyn Fn(
 236                        &SettingsWindow,
 237                        &SettingItem,
 238                        SettingsUiFile,
 239                        Option<&SettingsFieldMetadata>,
 240                        &mut Window,
 241                        &mut Context<SettingsWindow>,
 242                    ) -> Stateful<Div>,
 243                >,
 244            >,
 245        >,
 246    >,
 247}
 248
 249impl Global for SettingFieldRenderer {}
 250
 251impl SettingFieldRenderer {
 252    fn add_basic_renderer<T: 'static>(
 253        &mut self,
 254        render_control: impl Fn(
 255            SettingField<T>,
 256            SettingsUiFile,
 257            Option<&SettingsFieldMetadata>,
 258            &mut Window,
 259            &mut App,
 260        ) -> AnyElement
 261        + 'static,
 262    ) -> &mut Self {
 263        self.add_renderer(
 264            move |settings_window: &SettingsWindow,
 265                  item: &SettingItem,
 266                  field: SettingField<T>,
 267                  settings_file: SettingsUiFile,
 268                  metadata: Option<&SettingsFieldMetadata>,
 269                  window: &mut Window,
 270                  cx: &mut Context<SettingsWindow>| {
 271                render_settings_item(
 272                    settings_window,
 273                    item,
 274                    settings_file.clone(),
 275                    render_control(field, settings_file, metadata, window, cx),
 276                    window,
 277                    cx,
 278                )
 279            },
 280        )
 281    }
 282
 283    fn add_renderer<T: 'static>(
 284        &mut self,
 285        renderer: impl Fn(
 286            &SettingsWindow,
 287            &SettingItem,
 288            SettingField<T>,
 289            SettingsUiFile,
 290            Option<&SettingsFieldMetadata>,
 291            &mut Window,
 292            &mut Context<SettingsWindow>,
 293        ) -> Stateful<Div>
 294        + 'static,
 295    ) -> &mut Self {
 296        let key = TypeId::of::<T>();
 297        let renderer = Box::new(
 298            move |settings_window: &SettingsWindow,
 299                  item: &SettingItem,
 300                  settings_file: SettingsUiFile,
 301                  metadata: Option<&SettingsFieldMetadata>,
 302                  window: &mut Window,
 303                  cx: &mut Context<SettingsWindow>| {
 304                let field = *item
 305                    .field
 306                    .as_ref()
 307                    .as_any()
 308                    .downcast_ref::<SettingField<T>>()
 309                    .unwrap();
 310                renderer(
 311                    settings_window,
 312                    item,
 313                    field,
 314                    settings_file,
 315                    metadata,
 316                    window,
 317                    cx,
 318                )
 319            },
 320        );
 321        self.renderers.borrow_mut().insert(key, renderer);
 322        self
 323    }
 324}
 325
 326struct NonFocusableHandle {
 327    handle: FocusHandle,
 328    _subscription: Subscription,
 329}
 330
 331impl NonFocusableHandle {
 332    fn new(tab_index: isize, tab_stop: bool, window: &mut Window, cx: &mut App) -> Entity<Self> {
 333        let handle = cx.focus_handle().tab_index(tab_index).tab_stop(tab_stop);
 334        Self::from_handle(handle, window, cx)
 335    }
 336
 337    fn from_handle(handle: FocusHandle, window: &mut Window, cx: &mut App) -> Entity<Self> {
 338        cx.new(|cx| {
 339            let _subscription = cx.on_focus(&handle, window, {
 340                move |_, window, _| {
 341                    window.focus_next();
 342                }
 343            });
 344            Self {
 345                handle,
 346                _subscription,
 347            }
 348        })
 349    }
 350}
 351
 352impl Focusable for NonFocusableHandle {
 353    fn focus_handle(&self, _: &App) -> FocusHandle {
 354        self.handle.clone()
 355    }
 356}
 357
 358#[derive(Default)]
 359struct SettingsFieldMetadata {
 360    placeholder: Option<&'static str>,
 361    should_do_titlecase: Option<bool>,
 362}
 363
 364pub struct SettingsUiFeatureFlag;
 365
 366impl FeatureFlag for SettingsUiFeatureFlag {
 367    const NAME: &'static str = "settings-ui";
 368}
 369
 370pub fn init(cx: &mut App) {
 371    init_renderers(cx);
 372
 373    cx.observe_new(|workspace: &mut workspace::Workspace, _, _| {
 374        workspace.register_action(
 375            |workspace, OpenSettingsAt { path }: &OpenSettingsAt, window, cx| {
 376                let window_handle = window
 377                    .window_handle()
 378                    .downcast::<Workspace>()
 379                    .expect("Workspaces are root Windows");
 380                open_settings_editor(workspace, Some(&path), window_handle, cx);
 381            },
 382        );
 383    })
 384    .detach();
 385
 386    cx.observe_new(|workspace: &mut workspace::Workspace, _, _| {
 387        workspace.register_action(|workspace, _: &OpenSettings, window, cx| {
 388            let window_handle = window
 389                .window_handle()
 390                .downcast::<Workspace>()
 391                .expect("Workspaces are root Windows");
 392            open_settings_editor(workspace, None, window_handle, cx);
 393        });
 394    })
 395    .detach();
 396}
 397
 398fn init_renderers(cx: &mut App) {
 399    cx.default_global::<SettingFieldRenderer>()
 400        .add_basic_renderer::<UnimplementedSettingField>(|_, _, _, _, _| {
 401            Button::new("open-in-settings-file", "Edit in settings.json")
 402                .style(ButtonStyle::Outlined)
 403                .size(ButtonSize::Medium)
 404                .tab_index(0_isize)
 405                .on_click(|_, window, cx| {
 406                    window.dispatch_action(Box::new(OpenCurrentFile), cx);
 407                })
 408                .into_any_element()
 409        })
 410        .add_basic_renderer::<bool>(render_toggle_button)
 411        .add_basic_renderer::<String>(render_text_field)
 412        .add_basic_renderer::<SharedString>(render_text_field)
 413        .add_basic_renderer::<settings::SaturatingBool>(render_toggle_button)
 414        .add_basic_renderer::<settings::CursorShape>(render_dropdown)
 415        .add_basic_renderer::<settings::RestoreOnStartupBehavior>(render_dropdown)
 416        .add_basic_renderer::<settings::BottomDockLayout>(render_dropdown)
 417        .add_basic_renderer::<settings::OnLastWindowClosed>(render_dropdown)
 418        .add_basic_renderer::<settings::CloseWindowWhenNoItems>(render_dropdown)
 419        .add_basic_renderer::<settings::FontFamilyName>(render_font_picker)
 420        .add_basic_renderer::<settings::BaseKeymapContent>(render_dropdown)
 421        .add_basic_renderer::<settings::MultiCursorModifier>(render_dropdown)
 422        .add_basic_renderer::<settings::HideMouseMode>(render_dropdown)
 423        .add_basic_renderer::<settings::CurrentLineHighlight>(render_dropdown)
 424        .add_basic_renderer::<settings::ShowWhitespaceSetting>(render_dropdown)
 425        .add_basic_renderer::<settings::SoftWrap>(render_dropdown)
 426        .add_basic_renderer::<settings::ScrollBeyondLastLine>(render_dropdown)
 427        .add_basic_renderer::<settings::SnippetSortOrder>(render_dropdown)
 428        .add_basic_renderer::<settings::ClosePosition>(render_dropdown)
 429        .add_basic_renderer::<settings::DockSide>(render_dropdown)
 430        .add_basic_renderer::<settings::TerminalDockPosition>(render_dropdown)
 431        .add_basic_renderer::<settings::DockPosition>(render_dropdown)
 432        .add_basic_renderer::<settings::GitGutterSetting>(render_dropdown)
 433        .add_basic_renderer::<settings::GitHunkStyleSetting>(render_dropdown)
 434        .add_basic_renderer::<settings::DiagnosticSeverityContent>(render_dropdown)
 435        .add_basic_renderer::<settings::SeedQuerySetting>(render_dropdown)
 436        .add_basic_renderer::<settings::DoubleClickInMultibuffer>(render_dropdown)
 437        .add_basic_renderer::<settings::GoToDefinitionFallback>(render_dropdown)
 438        .add_basic_renderer::<settings::ActivateOnClose>(render_dropdown)
 439        .add_basic_renderer::<settings::ShowDiagnostics>(render_dropdown)
 440        .add_basic_renderer::<settings::ShowCloseButton>(render_dropdown)
 441        .add_basic_renderer::<settings::ProjectPanelEntrySpacing>(render_dropdown)
 442        .add_basic_renderer::<settings::RewrapBehavior>(render_dropdown)
 443        .add_basic_renderer::<settings::FormatOnSave>(render_dropdown)
 444        .add_basic_renderer::<settings::IndentGuideColoring>(render_dropdown)
 445        .add_basic_renderer::<settings::IndentGuideBackgroundColoring>(render_dropdown)
 446        .add_basic_renderer::<settings::FileFinderWidthContent>(render_dropdown)
 447        .add_basic_renderer::<settings::ShowDiagnostics>(render_dropdown)
 448        .add_basic_renderer::<settings::WordsCompletionMode>(render_dropdown)
 449        .add_basic_renderer::<settings::LspInsertMode>(render_dropdown)
 450        .add_basic_renderer::<settings::AlternateScroll>(render_dropdown)
 451        .add_basic_renderer::<settings::TerminalBlink>(render_dropdown)
 452        .add_basic_renderer::<settings::CursorShapeContent>(render_dropdown)
 453        .add_basic_renderer::<f32>(render_number_field)
 454        .add_basic_renderer::<u32>(render_number_field)
 455        .add_basic_renderer::<u64>(render_number_field)
 456        .add_basic_renderer::<usize>(render_number_field)
 457        .add_basic_renderer::<NonZero<usize>>(render_number_field)
 458        .add_basic_renderer::<NonZeroU32>(render_number_field)
 459        .add_basic_renderer::<settings::CodeFade>(render_number_field)
 460        .add_basic_renderer::<settings::DelayMs>(render_number_field)
 461        .add_basic_renderer::<gpui::FontWeight>(render_number_field)
 462        .add_basic_renderer::<settings::CenteredPaddingSettings>(render_number_field)
 463        .add_basic_renderer::<settings::InactiveOpacity>(render_number_field)
 464        .add_basic_renderer::<settings::MinimumContrast>(render_number_field)
 465        .add_basic_renderer::<settings::ShowScrollbar>(render_dropdown)
 466        .add_basic_renderer::<settings::ScrollbarDiagnostics>(render_dropdown)
 467        .add_basic_renderer::<settings::ShowMinimap>(render_dropdown)
 468        .add_basic_renderer::<settings::DisplayIn>(render_dropdown)
 469        .add_basic_renderer::<settings::MinimapThumb>(render_dropdown)
 470        .add_basic_renderer::<settings::MinimapThumbBorder>(render_dropdown)
 471        .add_basic_renderer::<settings::SteppingGranularity>(render_dropdown)
 472        .add_basic_renderer::<settings::NotifyWhenAgentWaiting>(render_dropdown)
 473        .add_basic_renderer::<settings::NotifyWhenAgentWaiting>(render_dropdown)
 474        .add_basic_renderer::<settings::ImageFileSizeUnit>(render_dropdown)
 475        .add_basic_renderer::<settings::StatusStyle>(render_dropdown)
 476        .add_basic_renderer::<settings::PaneSplitDirectionHorizontal>(render_dropdown)
 477        .add_basic_renderer::<settings::PaneSplitDirectionVertical>(render_dropdown)
 478        .add_basic_renderer::<settings::PaneSplitDirectionVertical>(render_dropdown)
 479        .add_basic_renderer::<settings::DocumentColorsRenderMode>(render_dropdown)
 480        .add_basic_renderer::<settings::ThemeSelectionDiscriminants>(render_dropdown)
 481        .add_basic_renderer::<settings::ThemeMode>(render_dropdown)
 482        .add_basic_renderer::<settings::ThemeName>(render_theme_picker)
 483        .add_basic_renderer::<settings::IconThemeSelectionDiscriminants>(render_dropdown)
 484        .add_basic_renderer::<settings::IconThemeName>(render_icon_theme_picker)
 485        .add_basic_renderer::<settings::BufferLineHeightDiscriminants>(render_dropdown)
 486        .add_basic_renderer::<settings::AutosaveSettingDiscriminants>(render_dropdown)
 487        .add_basic_renderer::<settings::WorkingDirectoryDiscriminants>(render_dropdown)
 488        .add_basic_renderer::<settings::MaybeDiscriminants>(render_dropdown)
 489        .add_basic_renderer::<settings::IncludeIgnoredContent>(render_dropdown)
 490        .add_basic_renderer::<settings::ShowIndentGuides>(render_dropdown)
 491        .add_basic_renderer::<settings::ShellDiscriminants>(render_dropdown)
 492        // please semicolon stay on next line
 493        ;
 494}
 495
 496pub fn open_settings_editor(
 497    _workspace: &mut Workspace,
 498    path: Option<&str>,
 499    workspace_handle: WindowHandle<Workspace>,
 500    cx: &mut App,
 501) {
 502    /// Assumes a settings GUI window is already open
 503    fn open_path(
 504        path: &str,
 505        settings_window: &mut SettingsWindow,
 506        window: &mut Window,
 507        cx: &mut Context<SettingsWindow>,
 508    ) {
 509        if path.starts_with("languages.$(language)") {
 510            log::error!("language-specific settings links are not currently supported");
 511            return;
 512        }
 513
 514        settings_window.current_file = SettingsUiFile::User;
 515        settings_window.build_ui(window, cx);
 516
 517        let mut item_info = None;
 518        'search: for (nav_entry_index, entry) in settings_window.navbar_entries.iter().enumerate() {
 519            if entry.is_root {
 520                continue;
 521            }
 522            let page_index = entry.page_index;
 523            let header_index = entry
 524                .item_index
 525                .expect("non-root entries should have an item index");
 526            for item_index in header_index + 1..settings_window.pages[page_index].items.len() {
 527                let item = &settings_window.pages[page_index].items[item_index];
 528                if let SettingsPageItem::SectionHeader(_) = item {
 529                    break;
 530                }
 531                if let SettingsPageItem::SettingItem(item) = item {
 532                    if item.field.json_path() == Some(path) {
 533                        if !item.files.contains(USER) {
 534                            log::error!("Found item {}, but it is not a user setting", path);
 535                            return;
 536                        }
 537                        item_info = Some((item_index, nav_entry_index));
 538                        break 'search;
 539                    }
 540                }
 541            }
 542        }
 543        let Some((item_index, navbar_entry_index)) = item_info else {
 544            log::error!("Failed to find item for {}", path);
 545            return;
 546        };
 547
 548        settings_window.open_navbar_entry_page(navbar_entry_index);
 549        window.focus(&settings_window.focus_handle_for_content_element(item_index, cx));
 550        settings_window.scroll_to_content_item(item_index, window, cx);
 551    }
 552
 553    let existing_window = cx
 554        .windows()
 555        .into_iter()
 556        .find_map(|window| window.downcast::<SettingsWindow>());
 557
 558    if let Some(existing_window) = existing_window {
 559        existing_window
 560            .update(cx, |settings_window, window, cx| {
 561                settings_window.original_window = Some(workspace_handle);
 562                settings_window.observe_last_window_close(cx);
 563                window.activate_window();
 564                if let Some(path) = path {
 565                    open_path(path, settings_window, window, cx);
 566                }
 567            })
 568            .ok();
 569        return;
 570    }
 571
 572    // We have to defer this to get the workspace off the stack.
 573
 574    let path = path.map(ToOwned::to_owned);
 575    cx.defer(move |cx| {
 576        let current_rem_size: f32 = theme::ThemeSettings::get_global(cx).ui_font_size(cx).into();
 577
 578        let default_bounds = size(px(900.), px(750.)); // 4:3 Aspect Ratio
 579        let default_rem_size = 16.0;
 580        let scale_factor = current_rem_size / default_rem_size;
 581        let scaled_bounds: gpui::Size<Pixels> = default_bounds.map(|axis| axis * scale_factor);
 582
 583        let window_decorations = match std::env::var("ZED_WINDOW_DECORATIONS") {
 584            Ok(val) if val == "server" => gpui::WindowDecorations::Server,
 585            Ok(val) if val == "client" => gpui::WindowDecorations::Client,
 586            _ => gpui::WindowDecorations::Client,
 587        };
 588
 589        cx.open_window(
 590            WindowOptions {
 591                titlebar: Some(TitlebarOptions {
 592                    title: Some("Settings Window".into()),
 593                    appears_transparent: true,
 594                    traffic_light_position: Some(point(px(12.0), px(12.0))),
 595                }),
 596                focus: true,
 597                show: true,
 598                is_movable: true,
 599                kind: gpui::WindowKind::Floating,
 600                window_background: cx.theme().window_background_appearance(),
 601                window_decorations: Some(window_decorations),
 602                window_min_size: Some(scaled_bounds),
 603                window_bounds: Some(WindowBounds::centered(scaled_bounds, cx)),
 604                ..Default::default()
 605            },
 606            |window, cx| {
 607                let settings_window =
 608                    cx.new(|cx| SettingsWindow::new(Some(workspace_handle), window, cx));
 609                settings_window.update(cx, |settings_window, cx| {
 610                    if let Some(path) = path {
 611                        open_path(&path, settings_window, window, cx);
 612                    }
 613                });
 614
 615                settings_window
 616            },
 617        )
 618        .log_err();
 619    });
 620}
 621
 622/// The current sub page path that is selected.
 623/// If this is empty the selected page is rendered,
 624/// otherwise the last sub page gets rendered.
 625///
 626/// Global so that `pick` and `write` callbacks can access it
 627/// and use it to dynamically render sub pages (e.g. for language settings)
 628static SUB_PAGE_STACK: LazyLock<RwLock<Vec<SubPage>>> = LazyLock::new(|| RwLock::new(Vec::new()));
 629
 630fn sub_page_stack() -> std::sync::RwLockReadGuard<'static, Vec<SubPage>> {
 631    SUB_PAGE_STACK
 632        .read()
 633        .expect("SUB_PAGE_STACK is never poisoned")
 634}
 635
 636fn sub_page_stack_mut() -> std::sync::RwLockWriteGuard<'static, Vec<SubPage>> {
 637    SUB_PAGE_STACK
 638        .write()
 639        .expect("SUB_PAGE_STACK is never poisoned")
 640}
 641
 642pub struct SettingsWindow {
 643    title_bar: Option<Entity<PlatformTitleBar>>,
 644    original_window: Option<WindowHandle<Workspace>>,
 645    files: Vec<(SettingsUiFile, FocusHandle)>,
 646    drop_down_file: Option<usize>,
 647    worktree_root_dirs: HashMap<WorktreeId, String>,
 648    current_file: SettingsUiFile,
 649    pages: Vec<SettingsPage>,
 650    search_bar: Entity<Editor>,
 651    search_task: Option<Task<()>>,
 652    /// Index into navbar_entries
 653    navbar_entry: usize,
 654    navbar_entries: Vec<NavBarEntry>,
 655    navbar_scroll_handle: UniformListScrollHandle,
 656    /// [page_index][page_item_index] will be false
 657    /// when the item is filtered out either by searches
 658    /// or by the current file
 659    navbar_focus_subscriptions: Vec<gpui::Subscription>,
 660    filter_table: Vec<Vec<bool>>,
 661    has_query: bool,
 662    content_handles: Vec<Vec<Entity<NonFocusableHandle>>>,
 663    sub_page_scroll_handle: ScrollHandle,
 664    focus_handle: FocusHandle,
 665    navbar_focus_handle: Entity<NonFocusableHandle>,
 666    content_focus_handle: Entity<NonFocusableHandle>,
 667    files_focus_handle: FocusHandle,
 668    search_index: Option<Arc<SearchIndex>>,
 669    list_state: ListState,
 670}
 671
 672struct SearchIndex {
 673    bm25_engine: bm25::SearchEngine<usize>,
 674    fuzzy_match_candidates: Vec<StringMatchCandidate>,
 675    key_lut: Vec<SearchItemKey>,
 676}
 677
 678struct SearchItemKey {
 679    page_index: usize,
 680    header_index: usize,
 681    item_index: usize,
 682}
 683
 684struct SubPage {
 685    link: SubPageLink,
 686    section_header: &'static str,
 687}
 688
 689#[derive(Debug)]
 690struct NavBarEntry {
 691    title: &'static str,
 692    is_root: bool,
 693    expanded: bool,
 694    page_index: usize,
 695    item_index: Option<usize>,
 696    focus_handle: FocusHandle,
 697}
 698
 699struct SettingsPage {
 700    title: &'static str,
 701    items: Vec<SettingsPageItem>,
 702}
 703
 704#[derive(PartialEq)]
 705enum SettingsPageItem {
 706    SectionHeader(&'static str),
 707    SettingItem(SettingItem),
 708    SubPageLink(SubPageLink),
 709    DynamicItem(DynamicItem),
 710}
 711
 712impl std::fmt::Debug for SettingsPageItem {
 713    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
 714        match self {
 715            SettingsPageItem::SectionHeader(header) => write!(f, "SectionHeader({})", header),
 716            SettingsPageItem::SettingItem(setting_item) => {
 717                write!(f, "SettingItem({})", setting_item.title)
 718            }
 719            SettingsPageItem::SubPageLink(sub_page_link) => {
 720                write!(f, "SubPageLink({})", sub_page_link.title)
 721            }
 722            SettingsPageItem::DynamicItem(dynamic_item) => {
 723                write!(f, "DynamicItem({})", dynamic_item.discriminant.title)
 724            }
 725        }
 726    }
 727}
 728
 729impl SettingsPageItem {
 730    fn render(
 731        &self,
 732        settings_window: &SettingsWindow,
 733        item_index: usize,
 734        is_last: bool,
 735        window: &mut Window,
 736        cx: &mut Context<SettingsWindow>,
 737    ) -> AnyElement {
 738        let file = settings_window.current_file.clone();
 739
 740        let border_variant = cx.theme().colors().border_variant;
 741        let apply_padding = |element: Stateful<Div>| -> Stateful<Div> {
 742            let element = element.pt_4();
 743            if is_last {
 744                element.pb_10()
 745            } else {
 746                element.pb_4().border_b_1().border_color(border_variant)
 747            }
 748        };
 749
 750        let mut render_setting_item_inner =
 751            |setting_item: &SettingItem, padding: bool, cx: &mut Context<SettingsWindow>| {
 752                let renderer = cx.default_global::<SettingFieldRenderer>().clone();
 753                let (_, found) = setting_item.field.file_set_in(file.clone(), cx);
 754
 755                let renderers = renderer.renderers.borrow();
 756
 757                let field_renderer =
 758                    renderers.get(&AnySettingField::type_id(setting_item.field.as_ref()));
 759                let field_renderer_or_warning =
 760                    field_renderer.ok_or("NO RENDERER").and_then(|renderer| {
 761                        if cfg!(debug_assertions) && !found {
 762                            Err("NO DEFAULT")
 763                        } else {
 764                            Ok(renderer)
 765                        }
 766                    });
 767
 768                let field = match field_renderer_or_warning {
 769                    Ok(field_renderer) => field_renderer(
 770                        settings_window,
 771                        setting_item,
 772                        file.clone(),
 773                        setting_item.metadata.as_deref(),
 774                        window,
 775                        cx,
 776                    ),
 777                    Err(warning) => render_settings_item(
 778                        settings_window,
 779                        setting_item,
 780                        file.clone(),
 781                        Button::new("error-warning", warning)
 782                            .style(ButtonStyle::Outlined)
 783                            .size(ButtonSize::Medium)
 784                            .icon(Some(IconName::Debug))
 785                            .icon_position(IconPosition::Start)
 786                            .icon_color(Color::Error)
 787                            .tab_index(0_isize)
 788                            .tooltip(Tooltip::text(setting_item.field.type_name()))
 789                            .into_any_element(),
 790                        window,
 791                        cx,
 792                    ),
 793                };
 794
 795                let field = if padding {
 796                    field.map(apply_padding)
 797                } else {
 798                    field
 799                };
 800
 801                (field, field_renderer_or_warning.is_ok())
 802            };
 803
 804        match self {
 805            SettingsPageItem::SectionHeader(header) => v_flex()
 806                .w_full()
 807                .gap_1p5()
 808                .child(
 809                    Label::new(SharedString::new_static(header))
 810                        .size(LabelSize::Small)
 811                        .color(Color::Muted)
 812                        .buffer_font(cx),
 813                )
 814                .child(Divider::horizontal().color(DividerColor::BorderFaded))
 815                .into_any_element(),
 816            SettingsPageItem::SettingItem(setting_item) => {
 817                let (field_with_padding, _) = render_setting_item_inner(setting_item, true, cx);
 818                field_with_padding.into_any_element()
 819            }
 820            SettingsPageItem::SubPageLink(sub_page_link) => h_flex()
 821                .id(sub_page_link.title.clone())
 822                .w_full()
 823                .min_w_0()
 824                .justify_between()
 825                .map(apply_padding)
 826                .child(
 827                    v_flex()
 828                        .w_full()
 829                        .max_w_1_2()
 830                        .child(Label::new(sub_page_link.title.clone())),
 831                )
 832                .child(
 833                    Button::new(
 834                        ("sub-page".into(), sub_page_link.title.clone()),
 835                        "Configure",
 836                    )
 837                    .icon(IconName::ChevronRight)
 838                    .tab_index(0_isize)
 839                    .icon_position(IconPosition::End)
 840                    .icon_color(Color::Muted)
 841                    .icon_size(IconSize::Small)
 842                    .style(ButtonStyle::OutlinedGhost)
 843                    .size(ButtonSize::Medium)
 844                    .on_click({
 845                        let sub_page_link = sub_page_link.clone();
 846                        cx.listener(move |this, _, _, cx| {
 847                            let mut section_index = item_index;
 848                            let current_page = this.current_page();
 849
 850                            while !matches!(
 851                                current_page.items[section_index],
 852                                SettingsPageItem::SectionHeader(_)
 853                            ) {
 854                                section_index -= 1;
 855                            }
 856
 857                            let SettingsPageItem::SectionHeader(header) =
 858                                current_page.items[section_index]
 859                            else {
 860                                unreachable!("All items always have a section header above them")
 861                            };
 862
 863                            this.push_sub_page(sub_page_link.clone(), header, cx)
 864                        })
 865                    }),
 866                )
 867                .into_any_element(),
 868            SettingsPageItem::DynamicItem(DynamicItem {
 869                discriminant: discriminant_setting_item,
 870                pick_discriminant,
 871                fields,
 872            }) => {
 873                let file = file.to_settings();
 874                let discriminant = SettingsStore::global(cx)
 875                    .get_value_from_file(file, *pick_discriminant)
 876                    .1;
 877
 878                let (discriminant_element, rendered_ok) =
 879                    render_setting_item_inner(discriminant_setting_item, true, cx);
 880
 881                let has_sub_fields =
 882                    rendered_ok && discriminant.map(|d| !fields[d].is_empty()).unwrap_or(false);
 883
 884                let discriminant_element = if has_sub_fields {
 885                    discriminant_element.pb_4().border_b_0()
 886                } else {
 887                    discriminant_element
 888                };
 889
 890                let mut content = v_flex().id("dynamic-item").child(discriminant_element);
 891
 892                if rendered_ok {
 893                    let discriminant =
 894                        discriminant.expect("This should be Some if rendered_ok is true");
 895                    let sub_fields = &fields[discriminant];
 896                    let sub_field_count = sub_fields.len();
 897
 898                    for (index, field) in sub_fields.iter().enumerate() {
 899                        let is_last_sub_field = index == sub_field_count - 1;
 900                        let (raw_field, _) = render_setting_item_inner(field, false, cx);
 901
 902                        content = content.child(
 903                            raw_field
 904                                .p_4()
 905                                .border_x_1()
 906                                .border_t_1()
 907                                .when(is_last_sub_field, |this| this.border_b_1())
 908                                .when(is_last_sub_field && is_last, |this| this.mb_8())
 909                                .border_dashed()
 910                                .border_color(cx.theme().colors().border_variant)
 911                                .bg(cx.theme().colors().element_background.opacity(0.2)),
 912                        );
 913                    }
 914                }
 915
 916                return content.into_any_element();
 917            }
 918        }
 919    }
 920}
 921
 922fn render_settings_item(
 923    settings_window: &SettingsWindow,
 924    setting_item: &SettingItem,
 925    file: SettingsUiFile,
 926    control: AnyElement,
 927    _window: &mut Window,
 928    cx: &mut Context<'_, SettingsWindow>,
 929) -> Stateful<Div> {
 930    let (found_in_file, _) = setting_item.field.file_set_in(file.clone(), cx);
 931    let file_set_in = SettingsUiFile::from_settings(found_in_file.clone());
 932
 933    h_flex()
 934        .id(setting_item.title)
 935        .min_w_0()
 936        .justify_between()
 937        .child(
 938            v_flex()
 939                .w_1_2()
 940                .child(
 941                    h_flex()
 942                        .w_full()
 943                        .gap_1()
 944                        .child(Label::new(SharedString::new_static(setting_item.title)))
 945                        .when_some(
 946                            setting_item
 947                                .field
 948                                .reset_to_default_fn(&file, &found_in_file, cx),
 949                            |this, reset_to_default| {
 950                                this.child(
 951                                    IconButton::new("reset-to-default-btn", IconName::Undo)
 952                                        .icon_color(Color::Muted)
 953                                        .icon_size(IconSize::Small)
 954                                        .tooltip(Tooltip::text("Reset to Default"))
 955                                        .on_click({
 956                                            move |_, _, cx| {
 957                                                reset_to_default(cx);
 958                                            }
 959                                        }),
 960                                )
 961                            },
 962                        )
 963                        .when_some(
 964                            file_set_in.filter(|file_set_in| file_set_in != &file),
 965                            |this, file_set_in| {
 966                                this.child(
 967                                    Label::new(format!(
 968                                        "—  Modified in {}",
 969                                        settings_window
 970                                            .display_name(&file_set_in)
 971                                            .expect("File name should exist")
 972                                    ))
 973                                    .color(Color::Muted)
 974                                    .size(LabelSize::Small),
 975                                )
 976                            },
 977                        ),
 978                )
 979                .child(
 980                    Label::new(SharedString::new_static(setting_item.description))
 981                        .size(LabelSize::Small)
 982                        .color(Color::Muted),
 983                ),
 984        )
 985        .child(control)
 986}
 987
 988struct SettingItem {
 989    title: &'static str,
 990    description: &'static str,
 991    field: Box<dyn AnySettingField>,
 992    metadata: Option<Box<SettingsFieldMetadata>>,
 993    files: FileMask,
 994}
 995
 996struct DynamicItem {
 997    discriminant: SettingItem,
 998    pick_discriminant: fn(&SettingsContent) -> Option<usize>,
 999    fields: Vec<Vec<SettingItem>>,
1000}
1001
1002impl PartialEq for DynamicItem {
1003    fn eq(&self, other: &Self) -> bool {
1004        self.discriminant == other.discriminant && self.fields == other.fields
1005    }
1006}
1007
1008#[derive(PartialEq, Eq, Clone, Copy)]
1009struct FileMask(u8);
1010
1011impl std::fmt::Debug for FileMask {
1012    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
1013        write!(f, "FileMask(")?;
1014        let mut items = vec![];
1015
1016        if self.contains(USER) {
1017            items.push("USER");
1018        }
1019        if self.contains(LOCAL) {
1020            items.push("LOCAL");
1021        }
1022        if self.contains(SERVER) {
1023            items.push("SERVER");
1024        }
1025
1026        write!(f, "{})", items.join(" | "))
1027    }
1028}
1029
1030const USER: FileMask = FileMask(1 << 0);
1031const LOCAL: FileMask = FileMask(1 << 2);
1032const SERVER: FileMask = FileMask(1 << 3);
1033
1034impl std::ops::BitAnd for FileMask {
1035    type Output = Self;
1036
1037    fn bitand(self, other: Self) -> Self {
1038        Self(self.0 & other.0)
1039    }
1040}
1041
1042impl std::ops::BitOr for FileMask {
1043    type Output = Self;
1044
1045    fn bitor(self, other: Self) -> Self {
1046        Self(self.0 | other.0)
1047    }
1048}
1049
1050impl FileMask {
1051    fn contains(&self, other: FileMask) -> bool {
1052        self.0 & other.0 != 0
1053    }
1054}
1055
1056impl PartialEq for SettingItem {
1057    fn eq(&self, other: &Self) -> bool {
1058        self.title == other.title
1059            && self.description == other.description
1060            && (match (&self.metadata, &other.metadata) {
1061                (None, None) => true,
1062                (Some(m1), Some(m2)) => m1.placeholder == m2.placeholder,
1063                _ => false,
1064            })
1065    }
1066}
1067
1068#[derive(Clone)]
1069struct SubPageLink {
1070    title: SharedString,
1071    files: FileMask,
1072    render: Arc<
1073        dyn Fn(&mut SettingsWindow, &mut Window, &mut Context<SettingsWindow>) -> AnyElement
1074            + 'static
1075            + Send
1076            + Sync,
1077    >,
1078}
1079
1080impl PartialEq for SubPageLink {
1081    fn eq(&self, other: &Self) -> bool {
1082        self.title == other.title
1083    }
1084}
1085
1086fn all_language_names(cx: &App) -> Vec<SharedString> {
1087    workspace::AppState::global(cx)
1088        .upgrade()
1089        .map_or(vec![], |state| {
1090            state
1091                .languages
1092                .language_names()
1093                .into_iter()
1094                .filter(|name| name.as_ref() != "Zed Keybind Context")
1095                .map(Into::into)
1096                .collect()
1097        })
1098}
1099
1100#[allow(unused)]
1101#[derive(Clone, PartialEq)]
1102enum SettingsUiFile {
1103    User,                                // Uses all settings.
1104    Project((WorktreeId, Arc<RelPath>)), // Has a special name, and special set of settings
1105    Server(&'static str),                // Uses a special name, and the user settings
1106}
1107
1108impl SettingsUiFile {
1109    fn is_server(&self) -> bool {
1110        matches!(self, SettingsUiFile::Server(_))
1111    }
1112
1113    fn worktree_id(&self) -> Option<WorktreeId> {
1114        match self {
1115            SettingsUiFile::User => None,
1116            SettingsUiFile::Project((worktree_id, _)) => Some(*worktree_id),
1117            SettingsUiFile::Server(_) => None,
1118        }
1119    }
1120
1121    fn from_settings(file: settings::SettingsFile) -> Option<Self> {
1122        Some(match file {
1123            settings::SettingsFile::User => SettingsUiFile::User,
1124            settings::SettingsFile::Project(location) => SettingsUiFile::Project(location),
1125            settings::SettingsFile::Server => SettingsUiFile::Server("todo: server name"),
1126            settings::SettingsFile::Default => return None,
1127        })
1128    }
1129
1130    fn to_settings(&self) -> settings::SettingsFile {
1131        match self {
1132            SettingsUiFile::User => settings::SettingsFile::User,
1133            SettingsUiFile::Project(location) => settings::SettingsFile::Project(location.clone()),
1134            SettingsUiFile::Server(_) => settings::SettingsFile::Server,
1135        }
1136    }
1137
1138    fn mask(&self) -> FileMask {
1139        match self {
1140            SettingsUiFile::User => USER,
1141            SettingsUiFile::Project(_) => LOCAL,
1142            SettingsUiFile::Server(_) => SERVER,
1143        }
1144    }
1145}
1146
1147impl SettingsWindow {
1148    pub fn new(
1149        original_window: Option<WindowHandle<Workspace>>,
1150        window: &mut Window,
1151        cx: &mut Context<Self>,
1152    ) -> Self {
1153        let font_family_cache = theme::FontFamilyCache::global(cx);
1154
1155        cx.spawn(async move |this, cx| {
1156            font_family_cache.prefetch(cx).await;
1157            this.update(cx, |_, cx| {
1158                cx.notify();
1159            })
1160        })
1161        .detach();
1162
1163        let current_file = SettingsUiFile::User;
1164        let search_bar = cx.new(|cx| {
1165            let mut editor = Editor::single_line(window, cx);
1166            editor.set_placeholder_text("Search settings…", window, cx);
1167            editor
1168        });
1169
1170        cx.subscribe(&search_bar, |this, _, event: &EditorEvent, cx| {
1171            let EditorEvent::Edited { transaction_id: _ } = event else {
1172                return;
1173            };
1174
1175            this.update_matches(cx);
1176        })
1177        .detach();
1178
1179        cx.observe_global_in::<SettingsStore>(window, move |this, window, cx| {
1180            this.fetch_files(window, cx);
1181            cx.notify();
1182        })
1183        .detach();
1184
1185        let title_bar = if !cfg!(target_os = "macos") {
1186            Some(cx.new(|cx| PlatformTitleBar::new("settings-title-bar", cx)))
1187        } else {
1188            None
1189        };
1190
1191        // high overdraw value so the list scrollbar len doesn't change too much
1192        let list_state = gpui::ListState::new(0, gpui::ListAlignment::Top, px(0.0)).measure_all();
1193        list_state.set_scroll_handler(|_, _, _| {});
1194
1195        let mut this = Self {
1196            title_bar,
1197            original_window,
1198
1199            worktree_root_dirs: HashMap::default(),
1200            files: vec![],
1201            drop_down_file: None,
1202            current_file: current_file,
1203            pages: vec![],
1204            navbar_entries: vec![],
1205            navbar_entry: 0,
1206            navbar_scroll_handle: UniformListScrollHandle::default(),
1207            search_bar,
1208            search_task: None,
1209            filter_table: vec![],
1210            has_query: false,
1211            content_handles: vec![],
1212            sub_page_scroll_handle: ScrollHandle::new(),
1213            focus_handle: cx.focus_handle(),
1214            navbar_focus_handle: NonFocusableHandle::new(
1215                NAVBAR_CONTAINER_TAB_INDEX,
1216                false,
1217                window,
1218                cx,
1219            ),
1220            navbar_focus_subscriptions: vec![],
1221            content_focus_handle: NonFocusableHandle::new(
1222                CONTENT_CONTAINER_TAB_INDEX,
1223                false,
1224                window,
1225                cx,
1226            ),
1227            files_focus_handle: cx
1228                .focus_handle()
1229                .tab_index(HEADER_CONTAINER_TAB_INDEX)
1230                .tab_stop(false),
1231            search_index: None,
1232            list_state,
1233        };
1234
1235        this.observe_last_window_close(cx);
1236
1237        this.fetch_files(window, cx);
1238        this.build_ui(window, cx);
1239        this.build_search_index();
1240
1241        this.search_bar.update(cx, |editor, cx| {
1242            editor.focus_handle(cx).focus(window);
1243        });
1244
1245        this
1246    }
1247
1248    fn observe_last_window_close(&mut self, cx: &mut App) {
1249        cx.on_window_closed(|cx| {
1250            if let Some(existing_window) = cx
1251                .windows()
1252                .into_iter()
1253                .find_map(|window| window.downcast::<SettingsWindow>())
1254                && cx.windows().len() == 1
1255            {
1256                cx.update_window(*existing_window, |_, window, _| {
1257                    window.remove_window();
1258                })
1259                .ok();
1260            }
1261        })
1262        .detach();
1263    }
1264
1265    fn toggle_navbar_entry(&mut self, nav_entry_index: usize) {
1266        // We can only toggle root entries
1267        if !self.navbar_entries[nav_entry_index].is_root {
1268            return;
1269        }
1270
1271        let expanded = &mut self.navbar_entries[nav_entry_index].expanded;
1272        *expanded = !*expanded;
1273        self.navbar_entry = nav_entry_index;
1274        self.reset_list_state();
1275    }
1276
1277    fn build_navbar(&mut self, cx: &App) {
1278        let mut navbar_entries = Vec::new();
1279
1280        for (page_index, page) in self.pages.iter().enumerate() {
1281            navbar_entries.push(NavBarEntry {
1282                title: page.title,
1283                is_root: true,
1284                expanded: false,
1285                page_index,
1286                item_index: None,
1287                focus_handle: cx.focus_handle().tab_index(0).tab_stop(true),
1288            });
1289
1290            for (item_index, item) in page.items.iter().enumerate() {
1291                let SettingsPageItem::SectionHeader(title) = item else {
1292                    continue;
1293                };
1294                navbar_entries.push(NavBarEntry {
1295                    title,
1296                    is_root: false,
1297                    expanded: false,
1298                    page_index,
1299                    item_index: Some(item_index),
1300                    focus_handle: cx.focus_handle().tab_index(0).tab_stop(true),
1301                });
1302            }
1303        }
1304
1305        self.navbar_entries = navbar_entries;
1306    }
1307
1308    fn setup_navbar_focus_subscriptions(
1309        &mut self,
1310        window: &mut Window,
1311        cx: &mut Context<SettingsWindow>,
1312    ) {
1313        let mut focus_subscriptions = Vec::new();
1314
1315        for entry_index in 0..self.navbar_entries.len() {
1316            let focus_handle = self.navbar_entries[entry_index].focus_handle.clone();
1317
1318            let subscription = cx.on_focus(
1319                &focus_handle,
1320                window,
1321                move |this: &mut SettingsWindow,
1322                      window: &mut Window,
1323                      cx: &mut Context<SettingsWindow>| {
1324                    this.open_and_scroll_to_navbar_entry(entry_index, None, false, window, cx);
1325                },
1326            );
1327            focus_subscriptions.push(subscription);
1328        }
1329        self.navbar_focus_subscriptions = focus_subscriptions;
1330    }
1331
1332    fn visible_navbar_entries(&self) -> impl Iterator<Item = (usize, &NavBarEntry)> {
1333        let mut index = 0;
1334        let entries = &self.navbar_entries;
1335        let search_matches = &self.filter_table;
1336        let has_query = self.has_query;
1337        std::iter::from_fn(move || {
1338            while index < entries.len() {
1339                let entry = &entries[index];
1340                let included_in_search = if let Some(item_index) = entry.item_index {
1341                    search_matches[entry.page_index][item_index]
1342                } else {
1343                    search_matches[entry.page_index].iter().any(|b| *b)
1344                        || search_matches[entry.page_index].is_empty()
1345                };
1346                if included_in_search {
1347                    break;
1348                }
1349                index += 1;
1350            }
1351            if index >= self.navbar_entries.len() {
1352                return None;
1353            }
1354            let entry = &entries[index];
1355            let entry_index = index;
1356
1357            index += 1;
1358            if entry.is_root && !entry.expanded && !has_query {
1359                while index < entries.len() {
1360                    if entries[index].is_root {
1361                        break;
1362                    }
1363                    index += 1;
1364                }
1365            }
1366
1367            return Some((entry_index, entry));
1368        })
1369    }
1370
1371    fn filter_matches_to_file(&mut self) {
1372        let current_file = self.current_file.mask();
1373        for (page, page_filter) in std::iter::zip(&self.pages, &mut self.filter_table) {
1374            let mut header_index = 0;
1375            let mut any_found_since_last_header = true;
1376
1377            for (index, item) in page.items.iter().enumerate() {
1378                match item {
1379                    SettingsPageItem::SectionHeader(_) => {
1380                        if !any_found_since_last_header {
1381                            page_filter[header_index] = false;
1382                        }
1383                        header_index = index;
1384                        any_found_since_last_header = false;
1385                    }
1386                    SettingsPageItem::SettingItem(SettingItem { files, .. })
1387                    | SettingsPageItem::SubPageLink(SubPageLink { files, .. })
1388                    | SettingsPageItem::DynamicItem(DynamicItem {
1389                        discriminant: SettingItem { files, .. },
1390                        ..
1391                    }) => {
1392                        if !files.contains(current_file) {
1393                            page_filter[index] = false;
1394                        } else {
1395                            any_found_since_last_header = true;
1396                        }
1397                    }
1398                }
1399            }
1400            if let Some(last_header) = page_filter.get_mut(header_index)
1401                && !any_found_since_last_header
1402            {
1403                *last_header = false;
1404            }
1405        }
1406    }
1407
1408    fn update_matches(&mut self, cx: &mut Context<SettingsWindow>) {
1409        self.search_task.take();
1410        let query = self.search_bar.read(cx).text(cx);
1411        if query.is_empty() || self.search_index.is_none() {
1412            for page in &mut self.filter_table {
1413                page.fill(true);
1414            }
1415            self.has_query = false;
1416            self.filter_matches_to_file();
1417            self.reset_list_state();
1418            cx.notify();
1419            return;
1420        }
1421
1422        let search_index = self.search_index.as_ref().unwrap().clone();
1423
1424        fn update_matches_inner(
1425            this: &mut SettingsWindow,
1426            search_index: &SearchIndex,
1427            match_indices: impl Iterator<Item = usize>,
1428            cx: &mut Context<SettingsWindow>,
1429        ) {
1430            for page in &mut this.filter_table {
1431                page.fill(false);
1432            }
1433
1434            for match_index in match_indices {
1435                let SearchItemKey {
1436                    page_index,
1437                    header_index,
1438                    item_index,
1439                } = search_index.key_lut[match_index];
1440                let page = &mut this.filter_table[page_index];
1441                page[header_index] = true;
1442                page[item_index] = true;
1443            }
1444            this.has_query = true;
1445            this.filter_matches_to_file();
1446            this.open_first_nav_page();
1447            this.reset_list_state();
1448            cx.notify();
1449        }
1450
1451        self.search_task = Some(cx.spawn(async move |this, cx| {
1452            let bm25_task = cx.background_spawn({
1453                let search_index = search_index.clone();
1454                let max_results = search_index.key_lut.len();
1455                let query = query.clone();
1456                async move { search_index.bm25_engine.search(&query, max_results) }
1457            });
1458            let cancel_flag = std::sync::atomic::AtomicBool::new(false);
1459            let fuzzy_search_task = fuzzy::match_strings(
1460                search_index.fuzzy_match_candidates.as_slice(),
1461                &query,
1462                false,
1463                true,
1464                search_index.fuzzy_match_candidates.len(),
1465                &cancel_flag,
1466                cx.background_executor().clone(),
1467            );
1468
1469            let fuzzy_matches = fuzzy_search_task.await;
1470
1471            _ = this
1472                .update(cx, |this, cx| {
1473                    // For tuning the score threshold
1474                    // for fuzzy_match in &fuzzy_matches {
1475                    //     let SearchItemKey {
1476                    //         page_index,
1477                    //         header_index,
1478                    //         item_index,
1479                    //     } = search_index.key_lut[fuzzy_match.candidate_id];
1480                    //     let SettingsPageItem::SectionHeader(header) =
1481                    //         this.pages[page_index].items[header_index]
1482                    //     else {
1483                    //         continue;
1484                    //     };
1485                    //     let SettingsPageItem::SettingItem(SettingItem {
1486                    //         title, description, ..
1487                    //     }) = this.pages[page_index].items[item_index]
1488                    //     else {
1489                    //         continue;
1490                    //     };
1491                    //     let score = fuzzy_match.score;
1492                    //     eprint!("# {header} :: QUERY = {query} :: SCORE = {score}\n{title}\n{description}\n\n");
1493                    // }
1494                    update_matches_inner(
1495                        this,
1496                        search_index.as_ref(),
1497                        fuzzy_matches
1498                            .into_iter()
1499                            // MAGIC NUMBER: Was found to have right balance between not too many weird matches, but also
1500                            // flexible enough to catch misspellings and <4 letter queries
1501                            // More flexible is good for us here because fuzzy matches will only be used for things that don't
1502                            // match using bm25
1503                            .take_while(|fuzzy_match| fuzzy_match.score >= 0.3)
1504                            .map(|fuzzy_match| fuzzy_match.candidate_id),
1505                        cx,
1506                    );
1507                })
1508                .ok();
1509
1510            let bm25_matches = bm25_task.await;
1511
1512            _ = this
1513                .update(cx, |this, cx| {
1514                    if bm25_matches.is_empty() {
1515                        return;
1516                    }
1517                    update_matches_inner(
1518                        this,
1519                        search_index.as_ref(),
1520                        bm25_matches
1521                            .into_iter()
1522                            .map(|bm25_match| bm25_match.document.id),
1523                        cx,
1524                    );
1525                })
1526                .ok();
1527        }));
1528    }
1529
1530    fn build_filter_table(&mut self) {
1531        self.filter_table = self
1532            .pages
1533            .iter()
1534            .map(|page| vec![true; page.items.len()])
1535            .collect::<Vec<_>>();
1536    }
1537
1538    fn build_search_index(&mut self) {
1539        let mut key_lut: Vec<SearchItemKey> = vec![];
1540        let mut documents = Vec::default();
1541        let mut fuzzy_match_candidates = Vec::default();
1542
1543        fn push_candidates(
1544            fuzzy_match_candidates: &mut Vec<StringMatchCandidate>,
1545            key_index: usize,
1546            input: &str,
1547        ) {
1548            for word in input.split_ascii_whitespace() {
1549                fuzzy_match_candidates.push(StringMatchCandidate::new(key_index, word));
1550            }
1551        }
1552
1553        // PERF: We are currently searching all items even in project files
1554        // where many settings are filtered out, using the logic in filter_matches_to_file
1555        // we could only search relevant items based on the current file
1556        for (page_index, page) in self.pages.iter().enumerate() {
1557            let mut header_index = 0;
1558            let mut header_str = "";
1559            for (item_index, item) in page.items.iter().enumerate() {
1560                let key_index = key_lut.len();
1561                match item {
1562                    SettingsPageItem::DynamicItem(DynamicItem {
1563                        discriminant: item, ..
1564                    })
1565                    | SettingsPageItem::SettingItem(item) => {
1566                        documents.push(bm25::Document {
1567                            id: key_index,
1568                            contents: [page.title, header_str, item.title, item.description]
1569                                .join("\n"),
1570                        });
1571                        push_candidates(&mut fuzzy_match_candidates, key_index, item.title);
1572                        push_candidates(&mut fuzzy_match_candidates, key_index, item.description);
1573                    }
1574                    SettingsPageItem::SectionHeader(header) => {
1575                        documents.push(bm25::Document {
1576                            id: key_index,
1577                            contents: header.to_string(),
1578                        });
1579                        push_candidates(&mut fuzzy_match_candidates, key_index, header);
1580                        header_index = item_index;
1581                        header_str = *header;
1582                    }
1583                    SettingsPageItem::SubPageLink(sub_page_link) => {
1584                        documents.push(bm25::Document {
1585                            id: key_index,
1586                            contents: [page.title, header_str, sub_page_link.title.as_ref()]
1587                                .join("\n"),
1588                        });
1589                        push_candidates(
1590                            &mut fuzzy_match_candidates,
1591                            key_index,
1592                            sub_page_link.title.as_ref(),
1593                        );
1594                    }
1595                }
1596                push_candidates(&mut fuzzy_match_candidates, key_index, page.title);
1597                push_candidates(&mut fuzzy_match_candidates, key_index, header_str);
1598
1599                key_lut.push(SearchItemKey {
1600                    page_index,
1601                    header_index,
1602                    item_index,
1603                });
1604            }
1605        }
1606        let engine =
1607            bm25::SearchEngineBuilder::with_documents(bm25::Language::English, documents).build();
1608        self.search_index = Some(Arc::new(SearchIndex {
1609            bm25_engine: engine,
1610            key_lut,
1611            fuzzy_match_candidates,
1612        }));
1613    }
1614
1615    fn build_content_handles(&mut self, window: &mut Window, cx: &mut Context<SettingsWindow>) {
1616        self.content_handles = self
1617            .pages
1618            .iter()
1619            .map(|page| {
1620                std::iter::repeat_with(|| NonFocusableHandle::new(0, false, window, cx))
1621                    .take(page.items.len())
1622                    .collect()
1623            })
1624            .collect::<Vec<_>>();
1625    }
1626
1627    fn reset_list_state(&mut self) {
1628        // plus one for the title
1629        let mut visible_items_count = self.visible_page_items().count();
1630
1631        if visible_items_count > 0 {
1632            // show page title if page is non empty
1633            visible_items_count += 1;
1634        }
1635
1636        self.list_state.reset(visible_items_count);
1637    }
1638
1639    fn build_ui(&mut self, window: &mut Window, cx: &mut Context<SettingsWindow>) {
1640        if self.pages.is_empty() {
1641            self.pages = page_data::settings_data(cx);
1642            self.build_navbar(cx);
1643            self.setup_navbar_focus_subscriptions(window, cx);
1644            self.build_content_handles(window, cx);
1645        }
1646        sub_page_stack_mut().clear();
1647        // PERF: doesn't have to be rebuilt, can just be filled with true. pages is constant once it is built
1648        self.build_filter_table();
1649        self.reset_list_state();
1650        self.update_matches(cx);
1651
1652        cx.notify();
1653    }
1654
1655    fn fetch_files(&mut self, window: &mut Window, cx: &mut Context<SettingsWindow>) {
1656        self.worktree_root_dirs.clear();
1657        let prev_files = self.files.clone();
1658        let settings_store = cx.global::<SettingsStore>();
1659        let mut ui_files = vec![];
1660        let all_files = settings_store.get_all_files();
1661        for file in all_files {
1662            let Some(settings_ui_file) = SettingsUiFile::from_settings(file) else {
1663                continue;
1664            };
1665            if settings_ui_file.is_server() {
1666                continue;
1667            }
1668
1669            if let Some(worktree_id) = settings_ui_file.worktree_id() {
1670                let directory_name = all_projects(cx)
1671                    .find_map(|project| project.read(cx).worktree_for_id(worktree_id, cx))
1672                    .and_then(|worktree| worktree.read(cx).root_dir())
1673                    .and_then(|root_dir| {
1674                        root_dir
1675                            .file_name()
1676                            .map(|os_string| os_string.to_string_lossy().to_string())
1677                    });
1678
1679                let Some(directory_name) = directory_name else {
1680                    log::error!(
1681                        "No directory name found for settings file at worktree ID: {}",
1682                        worktree_id
1683                    );
1684                    continue;
1685                };
1686
1687                self.worktree_root_dirs.insert(worktree_id, directory_name);
1688            }
1689
1690            let focus_handle = prev_files
1691                .iter()
1692                .find_map(|(prev_file, handle)| {
1693                    (prev_file == &settings_ui_file).then(|| handle.clone())
1694                })
1695                .unwrap_or_else(|| cx.focus_handle().tab_index(0).tab_stop(true));
1696            ui_files.push((settings_ui_file, focus_handle));
1697        }
1698        ui_files.reverse();
1699        self.files = ui_files;
1700        let current_file_still_exists = self
1701            .files
1702            .iter()
1703            .any(|(file, _)| file == &self.current_file);
1704        if !current_file_still_exists {
1705            self.change_file(0, window, false, cx);
1706        }
1707    }
1708
1709    fn open_navbar_entry_page(&mut self, navbar_entry: usize) {
1710        if !self.is_nav_entry_visible(navbar_entry) {
1711            self.open_first_nav_page();
1712        }
1713
1714        let is_new_page = self.navbar_entries[self.navbar_entry].page_index
1715            != self.navbar_entries[navbar_entry].page_index;
1716        self.navbar_entry = navbar_entry;
1717
1718        // We only need to reset visible items when updating matches
1719        // and selecting a new page
1720        if is_new_page {
1721            self.reset_list_state();
1722        }
1723
1724        sub_page_stack_mut().clear();
1725    }
1726
1727    fn open_first_nav_page(&mut self) {
1728        let Some(first_navbar_entry_index) = self.visible_navbar_entries().next().map(|e| e.0)
1729        else {
1730            return;
1731        };
1732        self.open_navbar_entry_page(first_navbar_entry_index);
1733    }
1734
1735    fn change_file(
1736        &mut self,
1737        ix: usize,
1738        window: &mut Window,
1739        drop_down_file: bool,
1740        cx: &mut Context<SettingsWindow>,
1741    ) {
1742        if ix >= self.files.len() {
1743            self.current_file = SettingsUiFile::User;
1744            self.build_ui(window, cx);
1745            return;
1746        }
1747        if drop_down_file {
1748            self.drop_down_file = Some(ix);
1749        }
1750
1751        if self.files[ix].0 == self.current_file {
1752            return;
1753        }
1754        self.current_file = self.files[ix].0.clone();
1755
1756        self.build_ui(window, cx);
1757
1758        if self
1759            .visible_navbar_entries()
1760            .any(|(index, _)| index == self.navbar_entry)
1761        {
1762            self.open_and_scroll_to_navbar_entry(self.navbar_entry, None, true, window, cx);
1763        } else {
1764            self.open_first_nav_page();
1765        };
1766    }
1767
1768    fn render_files_header(
1769        &self,
1770        window: &mut Window,
1771        cx: &mut Context<SettingsWindow>,
1772    ) -> impl IntoElement {
1773        const OVERFLOW_LIMIT: usize = 1;
1774
1775        let file_button =
1776            |ix, file: &SettingsUiFile, focus_handle, cx: &mut Context<SettingsWindow>| {
1777                Button::new(
1778                    ix,
1779                    self.display_name(&file)
1780                        .expect("Files should always have a name"),
1781                )
1782                .toggle_state(file == &self.current_file)
1783                .selected_style(ButtonStyle::Tinted(ui::TintColor::Accent))
1784                .track_focus(focus_handle)
1785                .on_click(cx.listener({
1786                    let focus_handle = focus_handle.clone();
1787                    move |this, _: &gpui::ClickEvent, window, cx| {
1788                        this.change_file(ix, window, false, cx);
1789                        focus_handle.focus(window);
1790                    }
1791                }))
1792            };
1793
1794        let this = cx.entity();
1795
1796        h_flex()
1797            .w_full()
1798            .pb_4()
1799            .gap_1()
1800            .justify_between()
1801            .track_focus(&self.files_focus_handle)
1802            .tab_group()
1803            .tab_index(HEADER_GROUP_TAB_INDEX)
1804            .child(
1805                h_flex()
1806                    .gap_1()
1807                    .children(
1808                        self.files.iter().enumerate().take(OVERFLOW_LIMIT).map(
1809                            |(ix, (file, focus_handle))| file_button(ix, file, focus_handle, cx),
1810                        ),
1811                    )
1812                    .when(self.files.len() > OVERFLOW_LIMIT, |div| {
1813                        div.children(
1814                            self.files
1815                                .iter()
1816                                .enumerate()
1817                                .skip(OVERFLOW_LIMIT)
1818                                .find(|(_, (file, _))| file == &self.current_file)
1819                                .map(|(ix, (file, focus_handle))| {
1820                                    file_button(ix, file, focus_handle, cx)
1821                                })
1822                                .or_else(|| {
1823                                    let ix = self.drop_down_file.unwrap_or(OVERFLOW_LIMIT);
1824                                    self.files.get(ix).map(|(file, focus_handle)| {
1825                                        file_button(ix, file, focus_handle, cx)
1826                                    })
1827                                }),
1828                        )
1829                        .when(
1830                            self.files.len() > OVERFLOW_LIMIT + 1,
1831                            |div| {
1832                                div.child(
1833                                    DropdownMenu::new(
1834                                        "more-files",
1835                                        format!("+{}", self.files.len() - (OVERFLOW_LIMIT + 1)),
1836                                        ContextMenu::build(window, cx, move |mut menu, _, _| {
1837                                            for (ix, (file, focus_handle)) in self
1838                                                .files
1839                                                .iter()
1840                                                .enumerate()
1841                                                .skip(OVERFLOW_LIMIT + 1)
1842                                            {
1843                                                menu = menu.entry(
1844                                                    self.display_name(file)
1845                                                        .expect("Files should always have a name"),
1846                                                    None,
1847                                                    {
1848                                                        let this = this.clone();
1849                                                        let focus_handle = focus_handle.clone();
1850                                                        move |window, cx| {
1851                                                            this.update(cx, |this, cx| {
1852                                                                this.change_file(
1853                                                                    ix, window, true, cx,
1854                                                                );
1855                                                            });
1856                                                            focus_handle.focus(window);
1857                                                        }
1858                                                    },
1859                                                );
1860                                            }
1861
1862                                            menu
1863                                        }),
1864                                    )
1865                                    .style(DropdownStyle::Subtle)
1866                                    .trigger_tooltip(Tooltip::text("View Other Projects"))
1867                                    .trigger_icon(IconName::ChevronDown)
1868                                    .attach(gpui::Corner::BottomLeft)
1869                                    .offset(gpui::Point {
1870                                        x: px(0.0),
1871                                        y: px(2.0),
1872                                    })
1873                                    .tab_index(0),
1874                                )
1875                            },
1876                        )
1877                    }),
1878            )
1879            .child(
1880                Button::new("edit-in-json", "Edit in settings.json")
1881                    .tab_index(0_isize)
1882                    .style(ButtonStyle::OutlinedGhost)
1883                    .on_click(cx.listener(|this, _, _, cx| {
1884                        this.open_current_settings_file(cx);
1885                    })),
1886            )
1887    }
1888
1889    pub(crate) fn display_name(&self, file: &SettingsUiFile) -> Option<String> {
1890        match file {
1891            SettingsUiFile::User => Some("User".to_string()),
1892            SettingsUiFile::Project((worktree_id, path)) => self
1893                .worktree_root_dirs
1894                .get(&worktree_id)
1895                .map(|directory_name| {
1896                    let path_style = PathStyle::local();
1897                    if path.is_empty() {
1898                        directory_name.clone()
1899                    } else {
1900                        format!(
1901                            "{}{}{}",
1902                            directory_name,
1903                            path_style.separator(),
1904                            path.display(path_style)
1905                        )
1906                    }
1907                }),
1908            SettingsUiFile::Server(file) => Some(file.to_string()),
1909        }
1910    }
1911
1912    // TODO:
1913    //  Reconsider this after preview launch
1914    // fn file_location_str(&self) -> String {
1915    //     match &self.current_file {
1916    //         SettingsUiFile::User => "settings.json".to_string(),
1917    //         SettingsUiFile::Project((worktree_id, path)) => self
1918    //             .worktree_root_dirs
1919    //             .get(&worktree_id)
1920    //             .map(|directory_name| {
1921    //                 let path_style = PathStyle::local();
1922    //                 let file_path = path.join(paths::local_settings_file_relative_path());
1923    //                 format!(
1924    //                     "{}{}{}",
1925    //                     directory_name,
1926    //                     path_style.separator(),
1927    //                     file_path.display(path_style)
1928    //                 )
1929    //             })
1930    //             .expect("Current file should always be present in root dir map"),
1931    //         SettingsUiFile::Server(file) => file.to_string(),
1932    //     }
1933    // }
1934
1935    fn render_search(&self, _window: &mut Window, cx: &mut App) -> Div {
1936        h_flex()
1937            .py_1()
1938            .px_1p5()
1939            .mb_3()
1940            .gap_1p5()
1941            .rounded_sm()
1942            .bg(cx.theme().colors().editor_background)
1943            .border_1()
1944            .border_color(cx.theme().colors().border)
1945            .child(Icon::new(IconName::MagnifyingGlass).color(Color::Muted))
1946            .child(self.search_bar.clone())
1947    }
1948
1949    fn render_nav(
1950        &self,
1951        window: &mut Window,
1952        cx: &mut Context<SettingsWindow>,
1953    ) -> impl IntoElement {
1954        let visible_count = self.visible_navbar_entries().count();
1955
1956        let focus_keybind_label = if self
1957            .navbar_focus_handle
1958            .read(cx)
1959            .handle
1960            .contains_focused(window, cx)
1961            || self
1962                .visible_navbar_entries()
1963                .any(|(_, entry)| entry.focus_handle.is_focused(window))
1964        {
1965            "Focus Content"
1966        } else {
1967            "Focus Navbar"
1968        };
1969
1970        v_flex()
1971            .key_context("NavigationMenu")
1972            .on_action(cx.listener(|this, _: &CollapseNavEntry, window, cx| {
1973                let Some(focused_entry) = this.focused_nav_entry(window, cx) else {
1974                    return;
1975                };
1976                let focused_entry_parent = this.root_entry_containing(focused_entry);
1977                if this.navbar_entries[focused_entry_parent].expanded {
1978                    this.toggle_navbar_entry(focused_entry_parent);
1979                    window.focus(&this.navbar_entries[focused_entry_parent].focus_handle);
1980                }
1981                cx.notify();
1982            }))
1983            .on_action(cx.listener(|this, _: &ExpandNavEntry, window, cx| {
1984                let Some(focused_entry) = this.focused_nav_entry(window, cx) else {
1985                    return;
1986                };
1987                if !this.navbar_entries[focused_entry].is_root {
1988                    return;
1989                }
1990                if !this.navbar_entries[focused_entry].expanded {
1991                    this.toggle_navbar_entry(focused_entry);
1992                }
1993                cx.notify();
1994            }))
1995            .on_action(
1996                cx.listener(|this, _: &FocusPreviousRootNavEntry, window, cx| {
1997                    let entry_index = this
1998                        .focused_nav_entry(window, cx)
1999                        .unwrap_or(this.navbar_entry);
2000                    let mut root_index = None;
2001                    for (index, entry) in this.visible_navbar_entries() {
2002                        if index >= entry_index {
2003                            break;
2004                        }
2005                        if entry.is_root {
2006                            root_index = Some(index);
2007                        }
2008                    }
2009                    let Some(previous_root_index) = root_index else {
2010                        return;
2011                    };
2012                    this.focus_and_scroll_to_nav_entry(previous_root_index, window, cx);
2013                }),
2014            )
2015            .on_action(cx.listener(|this, _: &FocusNextRootNavEntry, window, cx| {
2016                let entry_index = this
2017                    .focused_nav_entry(window, cx)
2018                    .unwrap_or(this.navbar_entry);
2019                let mut root_index = None;
2020                for (index, entry) in this.visible_navbar_entries() {
2021                    if index <= entry_index {
2022                        continue;
2023                    }
2024                    if entry.is_root {
2025                        root_index = Some(index);
2026                        break;
2027                    }
2028                }
2029                let Some(next_root_index) = root_index else {
2030                    return;
2031                };
2032                this.focus_and_scroll_to_nav_entry(next_root_index, window, cx);
2033            }))
2034            .on_action(cx.listener(|this, _: &FocusFirstNavEntry, window, cx| {
2035                if let Some((first_entry_index, _)) = this.visible_navbar_entries().next() {
2036                    this.focus_and_scroll_to_nav_entry(first_entry_index, window, cx);
2037                }
2038            }))
2039            .on_action(cx.listener(|this, _: &FocusLastNavEntry, window, cx| {
2040                if let Some((last_entry_index, _)) = this.visible_navbar_entries().last() {
2041                    this.focus_and_scroll_to_nav_entry(last_entry_index, window, cx);
2042                }
2043            }))
2044            .on_action(cx.listener(|this, _: &FocusNextNavEntry, window, cx| {
2045                let entry_index = this
2046                    .focused_nav_entry(window, cx)
2047                    .unwrap_or(this.navbar_entry);
2048                let mut next_index = None;
2049                for (index, _) in this.visible_navbar_entries() {
2050                    if index > entry_index {
2051                        next_index = Some(index);
2052                        break;
2053                    }
2054                }
2055                let Some(next_entry_index) = next_index else {
2056                    return;
2057                };
2058                this.open_and_scroll_to_navbar_entry(
2059                    next_entry_index,
2060                    Some(gpui::ScrollStrategy::Bottom),
2061                    false,
2062                    window,
2063                    cx,
2064                );
2065            }))
2066            .on_action(cx.listener(|this, _: &FocusPreviousNavEntry, window, cx| {
2067                let entry_index = this
2068                    .focused_nav_entry(window, cx)
2069                    .unwrap_or(this.navbar_entry);
2070                let mut prev_index = None;
2071                for (index, _) in this.visible_navbar_entries() {
2072                    if index >= entry_index {
2073                        break;
2074                    }
2075                    prev_index = Some(index);
2076                }
2077                let Some(prev_entry_index) = prev_index else {
2078                    return;
2079                };
2080                this.open_and_scroll_to_navbar_entry(
2081                    prev_entry_index,
2082                    Some(gpui::ScrollStrategy::Top),
2083                    false,
2084                    window,
2085                    cx,
2086                );
2087            }))
2088            .w_56()
2089            .h_full()
2090            .p_2p5()
2091            .when(cfg!(target_os = "macos"), |this| this.pt_10())
2092            .flex_none()
2093            .border_r_1()
2094            .border_color(cx.theme().colors().border)
2095            .bg(cx.theme().colors().panel_background)
2096            .child(self.render_search(window, cx))
2097            .child(
2098                v_flex()
2099                    .flex_1()
2100                    .overflow_hidden()
2101                    .track_focus(&self.navbar_focus_handle.focus_handle(cx))
2102                    .tab_group()
2103                    .tab_index(NAVBAR_GROUP_TAB_INDEX)
2104                    .child(
2105                        uniform_list(
2106                            "settings-ui-nav-bar",
2107                            visible_count + 1,
2108                            cx.processor(move |this, range: Range<usize>, _, cx| {
2109                                this.visible_navbar_entries()
2110                                    .skip(range.start.saturating_sub(1))
2111                                    .take(range.len())
2112                                    .map(|(entry_index, entry)| {
2113                                        TreeViewItem::new(
2114                                            ("settings-ui-navbar-entry", entry_index),
2115                                            entry.title,
2116                                        )
2117                                        .track_focus(&entry.focus_handle)
2118                                        .root_item(entry.is_root)
2119                                        .toggle_state(this.is_navbar_entry_selected(entry_index))
2120                                        .when(entry.is_root, |item| {
2121                                            item.expanded(entry.expanded || this.has_query)
2122                                                .on_toggle(cx.listener(
2123                                                    move |this, _, window, cx| {
2124                                                        this.toggle_navbar_entry(entry_index);
2125                                                        window.focus(
2126                                                            &this.navbar_entries[entry_index]
2127                                                                .focus_handle,
2128                                                        );
2129                                                        cx.notify();
2130                                                    },
2131                                                ))
2132                                        })
2133                                        .on_click(
2134                                            cx.listener(move |this, _, window, cx| {
2135                                                this.open_and_scroll_to_navbar_entry(
2136                                                    entry_index,
2137                                                    None,
2138                                                    true,
2139                                                    window,
2140                                                    cx,
2141                                                );
2142                                            }),
2143                                        )
2144                                    })
2145                                    .collect()
2146                            }),
2147                        )
2148                        .size_full()
2149                        .track_scroll(self.navbar_scroll_handle.clone()),
2150                    )
2151                    .vertical_scrollbar_for(self.navbar_scroll_handle.clone(), window, cx),
2152            )
2153            .child(
2154                h_flex()
2155                    .w_full()
2156                    .h_8()
2157                    .p_2()
2158                    .pb_0p5()
2159                    .flex_shrink_0()
2160                    .border_t_1()
2161                    .border_color(cx.theme().colors().border_variant)
2162                    .child(
2163                        KeybindingHint::new(
2164                            KeyBinding::for_action_in(
2165                                &ToggleFocusNav,
2166                                &self.navbar_focus_handle.focus_handle(cx),
2167                                cx,
2168                            ),
2169                            cx.theme().colors().surface_background.opacity(0.5),
2170                        )
2171                        .suffix(focus_keybind_label),
2172                    ),
2173            )
2174    }
2175
2176    fn open_and_scroll_to_navbar_entry(
2177        &mut self,
2178        navbar_entry_index: usize,
2179        scroll_strategy: Option<gpui::ScrollStrategy>,
2180        focus_content: bool,
2181        window: &mut Window,
2182        cx: &mut Context<Self>,
2183    ) {
2184        self.open_navbar_entry_page(navbar_entry_index);
2185        cx.notify();
2186
2187        let mut handle_to_focus = None;
2188
2189        if self.navbar_entries[navbar_entry_index].is_root
2190            || !self.is_nav_entry_visible(navbar_entry_index)
2191        {
2192            self.sub_page_scroll_handle
2193                .set_offset(point(px(0.), px(0.)));
2194            if focus_content {
2195                let Some(first_item_index) =
2196                    self.visible_page_items().next().map(|(index, _)| index)
2197                else {
2198                    return;
2199                };
2200                handle_to_focus = Some(self.focus_handle_for_content_element(first_item_index, cx));
2201            } else if !self.is_nav_entry_visible(navbar_entry_index) {
2202                let Some(first_visible_nav_entry_index) =
2203                    self.visible_navbar_entries().next().map(|(index, _)| index)
2204                else {
2205                    return;
2206                };
2207                self.focus_and_scroll_to_nav_entry(first_visible_nav_entry_index, window, cx);
2208            } else {
2209                handle_to_focus =
2210                    Some(self.navbar_entries[navbar_entry_index].focus_handle.clone());
2211            }
2212        } else {
2213            let entry_item_index = self.navbar_entries[navbar_entry_index]
2214                .item_index
2215                .expect("Non-root items should have an item index");
2216            self.scroll_to_content_item(entry_item_index, window, cx);
2217            if focus_content {
2218                handle_to_focus = Some(self.focus_handle_for_content_element(entry_item_index, cx));
2219            } else {
2220                handle_to_focus =
2221                    Some(self.navbar_entries[navbar_entry_index].focus_handle.clone());
2222            }
2223        }
2224
2225        if let Some(scroll_strategy) = scroll_strategy
2226            && let Some(logical_entry_index) = self
2227                .visible_navbar_entries()
2228                .into_iter()
2229                .position(|(index, _)| index == navbar_entry_index)
2230        {
2231            self.navbar_scroll_handle
2232                .scroll_to_item(logical_entry_index + 1, scroll_strategy);
2233        }
2234
2235        // Page scroll handle updates the active item index
2236        // in it's next paint call after using scroll_handle.scroll_to_top_of_item
2237        // The call after that updates the offset of the scroll handle. So to
2238        // ensure the scroll handle doesn't lag behind we need to render three frames
2239        // back to back.
2240        cx.on_next_frame(window, move |_, window, cx| {
2241            if let Some(handle) = handle_to_focus.as_ref() {
2242                window.focus(handle);
2243            }
2244
2245            cx.on_next_frame(window, |_, _, cx| {
2246                cx.notify();
2247            });
2248            cx.notify();
2249        });
2250        cx.notify();
2251    }
2252
2253    fn scroll_to_content_item(
2254        &self,
2255        content_item_index: usize,
2256        _window: &mut Window,
2257        cx: &mut Context<Self>,
2258    ) {
2259        let index = self
2260            .visible_page_items()
2261            .position(|(index, _)| index == content_item_index)
2262            .unwrap_or(0);
2263        if index == 0 {
2264            self.sub_page_scroll_handle
2265                .set_offset(point(px(0.), px(0.)));
2266            self.list_state.scroll_to(gpui::ListOffset {
2267                item_ix: 0,
2268                offset_in_item: px(0.),
2269            });
2270            return;
2271        }
2272        self.list_state.scroll_to(gpui::ListOffset {
2273            item_ix: index + 1,
2274            offset_in_item: px(0.),
2275        });
2276        cx.notify();
2277    }
2278
2279    fn is_nav_entry_visible(&self, nav_entry_index: usize) -> bool {
2280        self.visible_navbar_entries()
2281            .any(|(index, _)| index == nav_entry_index)
2282    }
2283
2284    fn focus_and_scroll_to_first_visible_nav_entry(
2285        &self,
2286        window: &mut Window,
2287        cx: &mut Context<Self>,
2288    ) {
2289        if let Some(nav_entry_index) = self.visible_navbar_entries().next().map(|(index, _)| index)
2290        {
2291            self.focus_and_scroll_to_nav_entry(nav_entry_index, window, cx);
2292        }
2293    }
2294
2295    fn focus_and_scroll_to_nav_entry(
2296        &self,
2297        nav_entry_index: usize,
2298        window: &mut Window,
2299        cx: &mut Context<Self>,
2300    ) {
2301        let Some(position) = self
2302            .visible_navbar_entries()
2303            .position(|(index, _)| index == nav_entry_index)
2304        else {
2305            return;
2306        };
2307        self.navbar_scroll_handle
2308            .scroll_to_item(position, gpui::ScrollStrategy::Top);
2309        window.focus(&self.navbar_entries[nav_entry_index].focus_handle);
2310        cx.notify();
2311    }
2312
2313    fn visible_page_items(&self) -> impl Iterator<Item = (usize, &SettingsPageItem)> {
2314        let page_idx = self.current_page_index();
2315
2316        self.current_page()
2317            .items
2318            .iter()
2319            .enumerate()
2320            .filter_map(move |(item_index, item)| {
2321                self.filter_table[page_idx][item_index].then_some((item_index, item))
2322            })
2323    }
2324
2325    fn render_sub_page_breadcrumbs(&self) -> impl IntoElement {
2326        let mut items = vec![];
2327        items.push(self.current_page().title.into());
2328        items.extend(
2329            sub_page_stack()
2330                .iter()
2331                .flat_map(|page| [page.section_header.into(), page.link.title.clone()]),
2332        );
2333
2334        let last = items.pop().unwrap();
2335        h_flex()
2336            .gap_1()
2337            .children(
2338                items
2339                    .into_iter()
2340                    .flat_map(|item| [item, "/".into()])
2341                    .map(|item| Label::new(item).color(Color::Muted)),
2342            )
2343            .child(Label::new(last))
2344    }
2345
2346    fn render_empty_state(&self, search_query: SharedString) -> impl IntoElement {
2347        v_flex()
2348            .size_full()
2349            .items_center()
2350            .justify_center()
2351            .gap_1()
2352            .child(Label::new("No Results"))
2353            .child(
2354                Label::new(search_query)
2355                    .size(LabelSize::Small)
2356                    .color(Color::Muted),
2357            )
2358    }
2359
2360    fn render_page_items(
2361        &mut self,
2362        page_index: usize,
2363        _window: &mut Window,
2364        cx: &mut Context<SettingsWindow>,
2365    ) -> impl IntoElement {
2366        let mut page_content = v_flex().id("settings-ui-page").size_full();
2367
2368        let has_active_search = !self.search_bar.read(cx).is_empty(cx);
2369        let has_no_results = self.visible_page_items().next().is_none() && has_active_search;
2370
2371        if has_no_results {
2372            let search_query = self.search_bar.read(cx).text(cx);
2373            page_content = page_content.child(
2374                self.render_empty_state(format!("No settings match \"{}\"", search_query).into()),
2375            )
2376        } else {
2377            let last_non_header_index = self
2378                .visible_page_items()
2379                .filter_map(|(index, item)| {
2380                    (!matches!(item, SettingsPageItem::SectionHeader(_))).then_some(index)
2381                })
2382                .last();
2383
2384            let root_nav_label = self
2385                .navbar_entries
2386                .iter()
2387                .find(|entry| entry.is_root && entry.page_index == self.current_page_index())
2388                .map(|entry| entry.title);
2389
2390            let list_content = list(
2391                self.list_state.clone(),
2392                cx.processor(move |this, index, window, cx| {
2393                    if index == 0 {
2394                        return div()
2395                            .when(sub_page_stack().is_empty(), |this| {
2396                                this.when_some(root_nav_label, |this, title| {
2397                                    this.child(
2398                                        Label::new(title).size(LabelSize::Large).mt_2().mb_3(),
2399                                    )
2400                                })
2401                            })
2402                            .into_any_element();
2403                    }
2404
2405                    let mut visible_items = this.visible_page_items();
2406                    let Some((actual_item_index, item)) = visible_items.nth(index - 1) else {
2407                        return gpui::Empty.into_any_element();
2408                    };
2409
2410                    let no_bottom_border = visible_items
2411                        .next()
2412                        .map(|(_, item)| matches!(item, SettingsPageItem::SectionHeader(_)))
2413                        .unwrap_or(false);
2414
2415                    let is_last = Some(actual_item_index) == last_non_header_index;
2416
2417                    let item_focus_handle =
2418                        this.content_handles[page_index][actual_item_index].focus_handle(cx);
2419
2420                    v_flex()
2421                        .id(("settings-page-item", actual_item_index))
2422                        .w_full()
2423                        .min_w_0()
2424                        .track_focus(&item_focus_handle)
2425                        .child(item.render(
2426                            this,
2427                            actual_item_index,
2428                            no_bottom_border || is_last,
2429                            window,
2430                            cx,
2431                        ))
2432                        .into_any_element()
2433                }),
2434            );
2435
2436            page_content = page_content.child(list_content.size_full())
2437        }
2438        page_content
2439    }
2440
2441    fn render_sub_page_items<'a, Items: Iterator<Item = (usize, &'a SettingsPageItem)>>(
2442        &self,
2443        items: Items,
2444        page_index: Option<usize>,
2445        window: &mut Window,
2446        cx: &mut Context<SettingsWindow>,
2447    ) -> impl IntoElement {
2448        let mut page_content = v_flex()
2449            .id("settings-ui-page")
2450            .size_full()
2451            .overflow_y_scroll()
2452            .track_scroll(&self.sub_page_scroll_handle);
2453
2454        let items: Vec<_> = items.collect();
2455        let items_len = items.len();
2456        let mut section_header = None;
2457
2458        let has_active_search = !self.search_bar.read(cx).is_empty(cx);
2459        let has_no_results = items_len == 0 && has_active_search;
2460
2461        if has_no_results {
2462            let search_query = self.search_bar.read(cx).text(cx);
2463            page_content = page_content.child(
2464                self.render_empty_state(format!("No settings match \"{}\"", search_query).into()),
2465            )
2466        } else {
2467            let last_non_header_index = items
2468                .iter()
2469                .enumerate()
2470                .rev()
2471                .find(|(_, (_, item))| !matches!(item, SettingsPageItem::SectionHeader(_)))
2472                .map(|(index, _)| index);
2473
2474            let root_nav_label = self
2475                .navbar_entries
2476                .iter()
2477                .find(|entry| entry.is_root && entry.page_index == self.current_page_index())
2478                .map(|entry| entry.title);
2479
2480            page_content = page_content
2481                .when(sub_page_stack().is_empty(), |this| {
2482                    this.when_some(root_nav_label, |this, title| {
2483                        this.child(Label::new(title).size(LabelSize::Large).mt_2().mb_3())
2484                    })
2485                })
2486                .children(items.clone().into_iter().enumerate().map(
2487                    |(index, (actual_item_index, item))| {
2488                        let no_bottom_border = items
2489                            .get(index + 1)
2490                            .map(|(_, next_item)| {
2491                                matches!(next_item, SettingsPageItem::SectionHeader(_))
2492                            })
2493                            .unwrap_or(false);
2494                        let is_last = Some(index) == last_non_header_index;
2495
2496                        if let SettingsPageItem::SectionHeader(header) = item {
2497                            section_header = Some(*header);
2498                        }
2499                        v_flex()
2500                            .w_full()
2501                            .min_w_0()
2502                            .id(("settings-page-item", actual_item_index))
2503                            .when_some(page_index, |element, page_index| {
2504                                element.track_focus(
2505                                    &self.content_handles[page_index][actual_item_index]
2506                                        .focus_handle(cx),
2507                                )
2508                            })
2509                            .child(item.render(
2510                                self,
2511                                actual_item_index,
2512                                no_bottom_border || is_last,
2513                                window,
2514                                cx,
2515                            ))
2516                    },
2517                ))
2518        }
2519        page_content
2520    }
2521
2522    fn render_page(
2523        &mut self,
2524        window: &mut Window,
2525        cx: &mut Context<SettingsWindow>,
2526    ) -> impl IntoElement {
2527        let page_header;
2528        let page_content;
2529
2530        if sub_page_stack().is_empty() {
2531            page_header = self.render_files_header(window, cx).into_any_element();
2532
2533            page_content = self
2534                .render_page_items(self.current_page_index(), window, cx)
2535                .into_any_element();
2536        } else {
2537            page_header = h_flex()
2538                .ml_neg_1p5()
2539                .pb_4()
2540                .gap_1()
2541                .child(
2542                    IconButton::new("back-btn", IconName::ArrowLeft)
2543                        .icon_size(IconSize::Small)
2544                        .shape(IconButtonShape::Square)
2545                        .on_click(cx.listener(|this, _, _, cx| {
2546                            this.pop_sub_page(cx);
2547                        })),
2548                )
2549                .child(self.render_sub_page_breadcrumbs())
2550                .into_any_element();
2551
2552            let active_page_render_fn = sub_page_stack().last().unwrap().link.render.clone();
2553            page_content = (active_page_render_fn)(self, window, cx);
2554        }
2555
2556        let mut warning_banner = gpui::Empty.into_any_element();
2557        if let Some(error) =
2558            SettingsStore::global(cx).error_for_file(self.current_file.to_settings())
2559        {
2560            warning_banner = v_flex()
2561                .pb_4()
2562                .child(
2563                    Banner::new()
2564                        .severity(Severity::Warning)
2565                        .child(
2566                            Label::new("Your Settings File is in an Invalid State. Setting Values May Be Incorrect, and Changes May Be Lost")
2567                                .size(LabelSize::Large),
2568                        )
2569                        .child(Label::new(error).size(LabelSize::Small).color(Color::Muted))
2570                        .action_slot(
2571                            Button::new("fix-in-json", "Fix in settings.json")
2572                                .tab_index(0_isize)
2573                                .style(ButtonStyle::OutlinedGhost)
2574                                .on_click(cx.listener(|this, _, _, cx| {
2575                                    this.open_current_settings_file(cx);
2576                                })),
2577                        ),
2578                )
2579                .into_any_element()
2580        }
2581
2582        return v_flex()
2583            .id("Settings-ui-page")
2584            .on_action(cx.listener(|this, _: &menu::SelectNext, window, cx| {
2585                if !sub_page_stack().is_empty() {
2586                    window.focus_next();
2587                    return;
2588                }
2589                for (logical_index, (actual_index, _)) in this.visible_page_items().enumerate() {
2590                    let handle = this.content_handles[this.current_page_index()][actual_index]
2591                        .focus_handle(cx);
2592                    let mut offset = 1; // for page header
2593
2594                    if let Some((_, next_item)) = this.visible_page_items().nth(logical_index + 1)
2595                        && matches!(next_item, SettingsPageItem::SectionHeader(_))
2596                    {
2597                        offset += 1;
2598                    }
2599                    if handle.contains_focused(window, cx) {
2600                        let next_logical_index = logical_index + offset + 1;
2601                        this.list_state.scroll_to_reveal_item(next_logical_index);
2602                        // We need to render the next item to ensure it's focus handle is in the element tree
2603                        cx.on_next_frame(window, |_, window, cx| {
2604                            window.focus_next();
2605                            cx.notify();
2606                        });
2607                        cx.notify();
2608                        return;
2609                    }
2610                }
2611                window.focus_next();
2612            }))
2613            .on_action(cx.listener(|this, _: &menu::SelectPrevious, window, cx| {
2614                if !sub_page_stack().is_empty() {
2615                    window.focus_prev();
2616                    return;
2617                }
2618                let mut prev_was_header = false;
2619                for (logical_index, (actual_index, item)) in this.visible_page_items().enumerate() {
2620                    let is_header = matches!(item, SettingsPageItem::SectionHeader(_));
2621                    let handle = this.content_handles[this.current_page_index()][actual_index]
2622                        .focus_handle(cx);
2623                    let mut offset = 1; // for page header
2624
2625                    if prev_was_header {
2626                        offset -= 1;
2627                    }
2628                    if handle.contains_focused(window, cx) {
2629                        let next_logical_index = logical_index + offset - 1;
2630                        this.list_state.scroll_to_reveal_item(next_logical_index);
2631                        // We need to render the next item to ensure it's focus handle is in the element tree
2632                        cx.on_next_frame(window, |_, window, cx| {
2633                            window.focus_prev();
2634                            cx.notify();
2635                        });
2636                        cx.notify();
2637                        return;
2638                    }
2639                    prev_was_header = is_header;
2640                }
2641                window.focus_prev();
2642            }))
2643            .child(warning_banner)
2644            .child(page_header)
2645            .when(sub_page_stack().is_empty(), |this| {
2646                this.vertical_scrollbar_for(self.list_state.clone(), window, cx)
2647            })
2648            .when(!sub_page_stack().is_empty(), |this| {
2649                this.vertical_scrollbar_for(self.sub_page_scroll_handle.clone(), window, cx)
2650            })
2651            .track_focus(&self.content_focus_handle.focus_handle(cx))
2652            .flex_1()
2653            .pt_6()
2654            .px_8()
2655            .bg(cx.theme().colors().editor_background)
2656            .child(
2657                div()
2658                    .size_full()
2659                    .tab_group()
2660                    .tab_index(CONTENT_GROUP_TAB_INDEX)
2661                    .child(page_content),
2662            );
2663    }
2664
2665    fn open_current_settings_file(&mut self, cx: &mut Context<Self>) {
2666        match &self.current_file {
2667            SettingsUiFile::User => {
2668                let Some(original_window) = self.original_window else {
2669                    return;
2670                };
2671                original_window
2672                    .update(cx, |workspace, window, cx| {
2673                        workspace
2674                            .with_local_workspace(window, cx, |workspace, window, cx| {
2675                                let create_task = workspace.project().update(cx, |project, cx| {
2676                                    project.find_or_create_worktree(
2677                                        paths::config_dir().as_path(),
2678                                        false,
2679                                        cx,
2680                                    )
2681                                });
2682                                let open_task = workspace.open_paths(
2683                                    vec![paths::settings_file().to_path_buf()],
2684                                    OpenOptions {
2685                                        visible: Some(OpenVisible::None),
2686                                        ..Default::default()
2687                                    },
2688                                    None,
2689                                    window,
2690                                    cx,
2691                                );
2692
2693                                cx.spawn_in(window, async move |workspace, cx| {
2694                                    create_task.await.ok();
2695                                    open_task.await;
2696
2697                                    workspace.update_in(cx, |_, window, cx| {
2698                                        window.activate_window();
2699                                        cx.notify();
2700                                    })
2701                                })
2702                                .detach();
2703                            })
2704                            .detach();
2705                    })
2706                    .ok();
2707            }
2708            SettingsUiFile::Project((worktree_id, path)) => {
2709                let mut corresponding_workspace: Option<WindowHandle<Workspace>> = None;
2710                let settings_path = path.join(paths::local_settings_file_relative_path());
2711                let Some(app_state) = workspace::AppState::global(cx).upgrade() else {
2712                    return;
2713                };
2714                for workspace in app_state.workspace_store.read(cx).workspaces() {
2715                    let contains_settings_file = workspace
2716                        .read_with(cx, |workspace, cx| {
2717                            workspace.project().read(cx).contains_local_settings_file(
2718                                *worktree_id,
2719                                settings_path.as_ref(),
2720                                cx,
2721                            )
2722                        })
2723                        .ok();
2724                    if Some(true) == contains_settings_file {
2725                        corresponding_workspace = Some(*workspace);
2726
2727                        break;
2728                    }
2729                }
2730
2731                let Some(corresponding_workspace) = corresponding_workspace else {
2732                    log::error!(
2733                        "No corresponding workspace found for settings file {}",
2734                        settings_path.as_std_path().display()
2735                    );
2736
2737                    return;
2738                };
2739
2740                // TODO: move zed::open_local_file() APIs to this crate, and
2741                // re-implement the "initial_contents" behavior
2742                corresponding_workspace
2743                    .update(cx, |workspace, window, cx| {
2744                        let open_task = workspace.open_path(
2745                            (*worktree_id, settings_path.clone()),
2746                            None,
2747                            true,
2748                            window,
2749                            cx,
2750                        );
2751
2752                        cx.spawn_in(window, async move |workspace, cx| {
2753                            if open_task.await.log_err().is_some() {
2754                                workspace
2755                                    .update_in(cx, |_, window, cx| {
2756                                        window.activate_window();
2757                                        cx.notify();
2758                                    })
2759                                    .ok();
2760                            }
2761                        })
2762                        .detach();
2763                    })
2764                    .ok();
2765            }
2766            SettingsUiFile::Server(_) => {
2767                return;
2768            }
2769        };
2770    }
2771
2772    fn current_page_index(&self) -> usize {
2773        self.page_index_from_navbar_index(self.navbar_entry)
2774    }
2775
2776    fn current_page(&self) -> &SettingsPage {
2777        &self.pages[self.current_page_index()]
2778    }
2779
2780    fn page_index_from_navbar_index(&self, index: usize) -> usize {
2781        if self.navbar_entries.is_empty() {
2782            return 0;
2783        }
2784
2785        self.navbar_entries[index].page_index
2786    }
2787
2788    fn is_navbar_entry_selected(&self, ix: usize) -> bool {
2789        ix == self.navbar_entry
2790    }
2791
2792    fn push_sub_page(
2793        &mut self,
2794        sub_page_link: SubPageLink,
2795        section_header: &'static str,
2796        cx: &mut Context<SettingsWindow>,
2797    ) {
2798        sub_page_stack_mut().push(SubPage {
2799            link: sub_page_link,
2800            section_header,
2801        });
2802        cx.notify();
2803    }
2804
2805    fn pop_sub_page(&mut self, cx: &mut Context<SettingsWindow>) {
2806        sub_page_stack_mut().pop();
2807        cx.notify();
2808    }
2809
2810    fn focus_file_at_index(&mut self, index: usize, window: &mut Window) {
2811        if let Some((_, handle)) = self.files.get(index) {
2812            handle.focus(window);
2813        }
2814    }
2815
2816    fn focused_file_index(&self, window: &Window, cx: &Context<Self>) -> usize {
2817        if self.files_focus_handle.contains_focused(window, cx)
2818            && let Some(index) = self
2819                .files
2820                .iter()
2821                .position(|(_, handle)| handle.is_focused(window))
2822        {
2823            return index;
2824        }
2825        if let Some(current_file_index) = self
2826            .files
2827            .iter()
2828            .position(|(file, _)| file == &self.current_file)
2829        {
2830            return current_file_index;
2831        }
2832        0
2833    }
2834
2835    fn focus_handle_for_content_element(
2836        &self,
2837        actual_item_index: usize,
2838        cx: &Context<Self>,
2839    ) -> FocusHandle {
2840        let page_index = self.current_page_index();
2841        self.content_handles[page_index][actual_item_index].focus_handle(cx)
2842    }
2843
2844    fn focused_nav_entry(&self, window: &Window, cx: &App) -> Option<usize> {
2845        if !self
2846            .navbar_focus_handle
2847            .focus_handle(cx)
2848            .contains_focused(window, cx)
2849        {
2850            return None;
2851        }
2852        for (index, entry) in self.navbar_entries.iter().enumerate() {
2853            if entry.focus_handle.is_focused(window) {
2854                return Some(index);
2855            }
2856        }
2857        None
2858    }
2859
2860    fn root_entry_containing(&self, nav_entry_index: usize) -> usize {
2861        let mut index = Some(nav_entry_index);
2862        while let Some(prev_index) = index
2863            && !self.navbar_entries[prev_index].is_root
2864        {
2865            index = prev_index.checked_sub(1);
2866        }
2867        return index.expect("No root entry found");
2868    }
2869}
2870
2871impl Render for SettingsWindow {
2872    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
2873        let ui_font = theme::setup_ui_font(window, cx);
2874
2875        client_side_decorations(
2876            v_flex()
2877                .text_color(cx.theme().colors().text)
2878                .size_full()
2879                .children(self.title_bar.clone())
2880                .child(
2881                    div()
2882                        .id("settings-window")
2883                        .key_context("SettingsWindow")
2884                        .track_focus(&self.focus_handle)
2885                        .on_action(cx.listener(|this, _: &OpenCurrentFile, _, cx| {
2886                            this.open_current_settings_file(cx);
2887                        }))
2888                        .on_action(|_: &Minimize, window, _cx| {
2889                            window.minimize_window();
2890                        })
2891                        .on_action(cx.listener(|this, _: &search::FocusSearch, window, cx| {
2892                            this.search_bar.focus_handle(cx).focus(window);
2893                        }))
2894                        .on_action(cx.listener(|this, _: &ToggleFocusNav, window, cx| {
2895                            if this
2896                                .navbar_focus_handle
2897                                .focus_handle(cx)
2898                                .contains_focused(window, cx)
2899                            {
2900                                this.open_and_scroll_to_navbar_entry(
2901                                    this.navbar_entry,
2902                                    None,
2903                                    true,
2904                                    window,
2905                                    cx,
2906                                );
2907                            } else {
2908                                this.focus_and_scroll_to_nav_entry(this.navbar_entry, window, cx);
2909                            }
2910                        }))
2911                        .on_action(cx.listener(
2912                            |this, FocusFile(file_index): &FocusFile, window, _| {
2913                                this.focus_file_at_index(*file_index as usize, window);
2914                            },
2915                        ))
2916                        .on_action(cx.listener(|this, _: &FocusNextFile, window, cx| {
2917                            let next_index = usize::min(
2918                                this.focused_file_index(window, cx) + 1,
2919                                this.files.len().saturating_sub(1),
2920                            );
2921                            this.focus_file_at_index(next_index, window);
2922                        }))
2923                        .on_action(cx.listener(|this, _: &FocusPreviousFile, window, cx| {
2924                            let prev_index = this.focused_file_index(window, cx).saturating_sub(1);
2925                            this.focus_file_at_index(prev_index, window);
2926                        }))
2927                        .on_action(cx.listener(|this, _: &menu::SelectNext, window, cx| {
2928                            if this
2929                                .search_bar
2930                                .focus_handle(cx)
2931                                .contains_focused(window, cx)
2932                            {
2933                                this.focus_and_scroll_to_first_visible_nav_entry(window, cx);
2934                            } else {
2935                                window.focus_next();
2936                            }
2937                        }))
2938                        .on_action(|_: &menu::SelectPrevious, window, _| {
2939                            window.focus_prev();
2940                        })
2941                        .flex()
2942                        .flex_row()
2943                        .flex_1()
2944                        .min_h_0()
2945                        .font(ui_font)
2946                        .bg(cx.theme().colors().background)
2947                        .text_color(cx.theme().colors().text)
2948                        .child(self.render_nav(window, cx))
2949                        .child(self.render_page(window, cx)),
2950                ),
2951            window,
2952            cx,
2953        )
2954    }
2955}
2956
2957fn all_projects(cx: &App) -> impl Iterator<Item = Entity<project::Project>> {
2958    workspace::AppState::global(cx)
2959        .upgrade()
2960        .map(|app_state| {
2961            app_state
2962                .workspace_store
2963                .read(cx)
2964                .workspaces()
2965                .iter()
2966                .filter_map(|workspace| Some(workspace.read(cx).ok()?.project().clone()))
2967        })
2968        .into_iter()
2969        .flatten()
2970}
2971
2972fn update_settings_file(
2973    file: SettingsUiFile,
2974    cx: &mut App,
2975    update: impl 'static + Send + FnOnce(&mut SettingsContent, &App),
2976) -> Result<()> {
2977    match file {
2978        SettingsUiFile::Project((worktree_id, rel_path)) => {
2979            let rel_path = rel_path.join(paths::local_settings_file_relative_path());
2980            let project = all_projects(cx).find(|project| {
2981                project.read_with(cx, |project, cx| {
2982                    project.contains_local_settings_file(worktree_id, &rel_path, cx)
2983                })
2984            });
2985            let Some(project) = project else {
2986                anyhow::bail!(
2987                    "Could not find worktree containing settings file: {}",
2988                    &rel_path.display(PathStyle::local())
2989                );
2990            };
2991            project.update(cx, |project, cx| {
2992                project.update_local_settings_file(worktree_id, rel_path, cx, update);
2993            });
2994            return Ok(());
2995        }
2996        SettingsUiFile::User => {
2997            // todo(settings_ui) error?
2998            SettingsStore::global(cx).update_settings_file(<dyn fs::Fs>::global(cx), update);
2999            Ok(())
3000        }
3001        SettingsUiFile::Server(_) => unimplemented!(),
3002    }
3003}
3004
3005fn render_text_field<T: From<String> + Into<String> + AsRef<str> + Clone>(
3006    field: SettingField<T>,
3007    file: SettingsUiFile,
3008    metadata: Option<&SettingsFieldMetadata>,
3009    _window: &mut Window,
3010    cx: &mut App,
3011) -> AnyElement {
3012    let (_, initial_text) =
3013        SettingsStore::global(cx).get_value_from_file(file.to_settings(), field.pick);
3014    let initial_text = initial_text.filter(|s| !s.as_ref().is_empty());
3015
3016    SettingsInputField::new()
3017        .tab_index(0)
3018        .when_some(initial_text, |editor, text| {
3019            editor.with_initial_text(text.as_ref().to_string())
3020        })
3021        .when_some(
3022            metadata.and_then(|metadata| metadata.placeholder),
3023            |editor, placeholder| editor.with_placeholder(placeholder),
3024        )
3025        .on_confirm({
3026            move |new_text, cx| {
3027                update_settings_file(file.clone(), cx, move |settings, _cx| {
3028                    (field.write)(settings, new_text.map(Into::into));
3029                })
3030                .log_err(); // todo(settings_ui) don't log err
3031            }
3032        })
3033        .into_any_element()
3034}
3035
3036fn render_toggle_button<B: Into<bool> + From<bool> + Copy>(
3037    field: SettingField<B>,
3038    file: SettingsUiFile,
3039    _metadata: Option<&SettingsFieldMetadata>,
3040    _window: &mut Window,
3041    cx: &mut App,
3042) -> AnyElement {
3043    let (_, value) = SettingsStore::global(cx).get_value_from_file(file.to_settings(), field.pick);
3044
3045    let toggle_state = if value.copied().map_or(false, Into::into) {
3046        ToggleState::Selected
3047    } else {
3048        ToggleState::Unselected
3049    };
3050
3051    Switch::new("toggle_button", toggle_state)
3052        .color(ui::SwitchColor::Accent)
3053        .on_click({
3054            move |state, _window, cx| {
3055                let state = *state == ui::ToggleState::Selected;
3056                update_settings_file(file.clone(), cx, move |settings, _cx| {
3057                    (field.write)(settings, Some(state.into()));
3058                })
3059                .log_err(); // todo(settings_ui) don't log err
3060            }
3061        })
3062        .tab_index(0_isize)
3063        .color(SwitchColor::Accent)
3064        .into_any_element()
3065}
3066
3067fn render_number_field<T: NumberFieldType + Send + Sync>(
3068    field: SettingField<T>,
3069    file: SettingsUiFile,
3070    _metadata: Option<&SettingsFieldMetadata>,
3071    window: &mut Window,
3072    cx: &mut App,
3073) -> AnyElement {
3074    let (_, value) = SettingsStore::global(cx).get_value_from_file(file.to_settings(), field.pick);
3075    let value = value.copied().unwrap_or_else(T::min_value);
3076    NumberField::new("numeric_stepper", value, window, cx)
3077        .on_change({
3078            move |value, _window, cx| {
3079                let value = *value;
3080                update_settings_file(file.clone(), cx, move |settings, _cx| {
3081                    (field.write)(settings, Some(value));
3082                })
3083                .log_err(); // todo(settings_ui) don't log err
3084            }
3085        })
3086        .into_any_element()
3087}
3088
3089fn render_dropdown<T>(
3090    field: SettingField<T>,
3091    file: SettingsUiFile,
3092    metadata: Option<&SettingsFieldMetadata>,
3093    window: &mut Window,
3094    cx: &mut App,
3095) -> AnyElement
3096where
3097    T: strum::VariantArray + strum::VariantNames + Copy + PartialEq + Send + Sync + 'static,
3098{
3099    let variants = || -> &'static [T] { <T as strum::VariantArray>::VARIANTS };
3100    let labels = || -> &'static [&'static str] { <T as strum::VariantNames>::VARIANTS };
3101    let should_do_titlecase = metadata
3102        .and_then(|metadata| metadata.should_do_titlecase)
3103        .unwrap_or(true);
3104
3105    let (_, current_value) =
3106        SettingsStore::global(cx).get_value_from_file(file.to_settings(), field.pick);
3107    let current_value = current_value.copied().unwrap_or(variants()[0]);
3108
3109    let current_value_label =
3110        labels()[variants().iter().position(|v| *v == current_value).unwrap()];
3111
3112    DropdownMenu::new(
3113        "dropdown",
3114        if should_do_titlecase {
3115            current_value_label.to_title_case()
3116        } else {
3117            current_value_label.to_string()
3118        },
3119        ContextMenu::build(window, cx, move |mut menu, _, _| {
3120            for (&value, &label) in std::iter::zip(variants(), labels()) {
3121                let file = file.clone();
3122                menu = menu.toggleable_entry(
3123                    if should_do_titlecase {
3124                        label.to_title_case()
3125                    } else {
3126                        label.to_string()
3127                    },
3128                    value == current_value,
3129                    IconPosition::End,
3130                    None,
3131                    move |_, cx| {
3132                        if value == current_value {
3133                            return;
3134                        }
3135                        update_settings_file(file.clone(), cx, move |settings, _cx| {
3136                            (field.write)(settings, Some(value));
3137                        })
3138                        .log_err(); // todo(settings_ui) don't log err
3139                    },
3140                );
3141            }
3142            menu
3143        }),
3144    )
3145    .trigger_size(ButtonSize::Medium)
3146    .style(DropdownStyle::Outlined)
3147    .offset(gpui::Point {
3148        x: px(0.0),
3149        y: px(2.0),
3150    })
3151    .tab_index(0)
3152    .into_any_element()
3153}
3154
3155fn render_picker_trigger_button(id: SharedString, label: SharedString) -> Button {
3156    Button::new(id, label)
3157        .tab_index(0_isize)
3158        .style(ButtonStyle::Outlined)
3159        .size(ButtonSize::Medium)
3160        .icon(IconName::ChevronUpDown)
3161        .icon_color(Color::Muted)
3162        .icon_size(IconSize::Small)
3163        .icon_position(IconPosition::End)
3164}
3165
3166fn render_font_picker(
3167    field: SettingField<settings::FontFamilyName>,
3168    file: SettingsUiFile,
3169    _metadata: Option<&SettingsFieldMetadata>,
3170    window: &mut Window,
3171    cx: &mut App,
3172) -> AnyElement {
3173    let current_value = SettingsStore::global(cx)
3174        .get_value_from_file(file.to_settings(), field.pick)
3175        .1
3176        .cloned()
3177        .unwrap_or_else(|| SharedString::default().into());
3178
3179    let font_picker = cx.new(|cx| {
3180        font_picker(
3181            current_value.clone().into(),
3182            move |font_name, cx| {
3183                update_settings_file(file.clone(), cx, move |settings, _cx| {
3184                    (field.write)(settings, Some(font_name.into()));
3185                })
3186                .log_err(); // todo(settings_ui) don't log err
3187            },
3188            window,
3189            cx,
3190        )
3191    });
3192
3193    PopoverMenu::new("font-picker")
3194        .menu(move |_window, _cx| Some(font_picker.clone()))
3195        .trigger(render_picker_trigger_button(
3196            "font_family_picker_trigger".into(),
3197            current_value.into(),
3198        ))
3199        .anchor(gpui::Corner::TopLeft)
3200        .offset(gpui::Point {
3201            x: px(0.0),
3202            y: px(2.0),
3203        })
3204        .with_handle(ui::PopoverMenuHandle::default())
3205        .into_any_element()
3206}
3207
3208fn render_theme_picker(
3209    field: SettingField<settings::ThemeName>,
3210    file: SettingsUiFile,
3211    _metadata: Option<&SettingsFieldMetadata>,
3212    window: &mut Window,
3213    cx: &mut App,
3214) -> AnyElement {
3215    let (_, value) = SettingsStore::global(cx).get_value_from_file(file.to_settings(), field.pick);
3216    let current_value = value
3217        .cloned()
3218        .map(|theme_name| theme_name.0.into())
3219        .unwrap_or_else(|| cx.theme().name.clone());
3220
3221    let theme_picker = cx.new(|cx| {
3222        theme_picker(
3223            current_value.clone(),
3224            move |theme_name, cx| {
3225                update_settings_file(file.clone(), cx, move |settings, _cx| {
3226                    (field.write)(settings, Some(settings::ThemeName(theme_name.into())));
3227                })
3228                .log_err(); // todo(settings_ui) don't log err
3229            },
3230            window,
3231            cx,
3232        )
3233    });
3234
3235    PopoverMenu::new("theme-picker")
3236        .menu(move |_window, _cx| Some(theme_picker.clone()))
3237        .trigger(render_picker_trigger_button(
3238            "theme_picker_trigger".into(),
3239            current_value,
3240        ))
3241        .anchor(gpui::Corner::TopLeft)
3242        .offset(gpui::Point {
3243            x: px(0.0),
3244            y: px(2.0),
3245        })
3246        .with_handle(ui::PopoverMenuHandle::default())
3247        .into_any_element()
3248}
3249
3250fn render_icon_theme_picker(
3251    field: SettingField<settings::IconThemeName>,
3252    file: SettingsUiFile,
3253    _metadata: Option<&SettingsFieldMetadata>,
3254    window: &mut Window,
3255    cx: &mut App,
3256) -> AnyElement {
3257    let (_, value) = SettingsStore::global(cx).get_value_from_file(file.to_settings(), field.pick);
3258    let current_value = value
3259        .cloned()
3260        .map(|theme_name| theme_name.0.into())
3261        .unwrap_or_else(|| cx.theme().name.clone());
3262
3263    let icon_theme_picker = cx.new(|cx| {
3264        icon_theme_picker(
3265            current_value.clone(),
3266            move |theme_name, cx| {
3267                update_settings_file(file.clone(), cx, move |settings, _cx| {
3268                    (field.write)(settings, Some(settings::IconThemeName(theme_name.into())));
3269                })
3270                .log_err(); // todo(settings_ui) don't log err
3271            },
3272            window,
3273            cx,
3274        )
3275    });
3276
3277    PopoverMenu::new("icon-theme-picker")
3278        .menu(move |_window, _cx| Some(icon_theme_picker.clone()))
3279        .trigger(render_picker_trigger_button(
3280            "icon_theme_picker_trigger".into(),
3281            current_value,
3282        ))
3283        .anchor(gpui::Corner::TopLeft)
3284        .offset(gpui::Point {
3285            x: px(0.0),
3286            y: px(2.0),
3287        })
3288        .with_handle(ui::PopoverMenuHandle::default())
3289        .into_any_element()
3290}
3291
3292#[cfg(test)]
3293pub mod test {
3294
3295    use super::*;
3296
3297    impl SettingsWindow {
3298        fn navbar_entry(&self) -> usize {
3299            self.navbar_entry
3300        }
3301    }
3302
3303    impl PartialEq for NavBarEntry {
3304        fn eq(&self, other: &Self) -> bool {
3305            self.title == other.title
3306                && self.is_root == other.is_root
3307                && self.expanded == other.expanded
3308                && self.page_index == other.page_index
3309                && self.item_index == other.item_index
3310            // ignoring focus_handle
3311        }
3312    }
3313
3314    pub fn register_settings(cx: &mut App) {
3315        settings::init(cx);
3316        theme::init(theme::LoadThemes::JustBase, cx);
3317        workspace::init_settings(cx);
3318        project::Project::init_settings(cx);
3319        language::init(cx);
3320        editor::init(cx);
3321        menu::init();
3322    }
3323
3324    fn parse(input: &'static str, window: &mut Window, cx: &mut App) -> SettingsWindow {
3325        let mut pages: Vec<SettingsPage> = Vec::new();
3326        let mut expanded_pages = Vec::new();
3327        let mut selected_idx = None;
3328        let mut index = 0;
3329        let mut in_expanded_section = false;
3330
3331        for mut line in input
3332            .lines()
3333            .map(|line| line.trim())
3334            .filter(|line| !line.is_empty())
3335        {
3336            if let Some(pre) = line.strip_suffix('*') {
3337                assert!(selected_idx.is_none(), "Only one selected entry allowed");
3338                selected_idx = Some(index);
3339                line = pre;
3340            }
3341            let (kind, title) = line.split_once(" ").unwrap();
3342            assert_eq!(kind.len(), 1);
3343            let kind = kind.chars().next().unwrap();
3344            if kind == 'v' {
3345                let page_idx = pages.len();
3346                expanded_pages.push(page_idx);
3347                pages.push(SettingsPage {
3348                    title,
3349                    items: vec![],
3350                });
3351                index += 1;
3352                in_expanded_section = true;
3353            } else if kind == '>' {
3354                pages.push(SettingsPage {
3355                    title,
3356                    items: vec![],
3357                });
3358                index += 1;
3359                in_expanded_section = false;
3360            } else if kind == '-' {
3361                pages
3362                    .last_mut()
3363                    .unwrap()
3364                    .items
3365                    .push(SettingsPageItem::SectionHeader(title));
3366                if selected_idx == Some(index) && !in_expanded_section {
3367                    panic!("Items in unexpanded sections cannot be selected");
3368                }
3369                index += 1;
3370            } else {
3371                panic!(
3372                    "Entries must start with one of 'v', '>', or '-'\n line: {}",
3373                    line
3374                );
3375            }
3376        }
3377
3378        let mut settings_window = SettingsWindow {
3379            title_bar: None,
3380            original_window: None,
3381            worktree_root_dirs: HashMap::default(),
3382            files: Vec::default(),
3383            current_file: crate::SettingsUiFile::User,
3384            drop_down_file: None,
3385            pages,
3386            search_bar: cx.new(|cx| Editor::single_line(window, cx)),
3387            navbar_entry: selected_idx.expect("Must have a selected navbar entry"),
3388            navbar_entries: Vec::default(),
3389            navbar_scroll_handle: UniformListScrollHandle::default(),
3390            navbar_focus_subscriptions: vec![],
3391            filter_table: vec![],
3392            has_query: false,
3393            content_handles: vec![],
3394            search_task: None,
3395            sub_page_scroll_handle: ScrollHandle::new(),
3396            focus_handle: cx.focus_handle(),
3397            navbar_focus_handle: NonFocusableHandle::new(
3398                NAVBAR_CONTAINER_TAB_INDEX,
3399                false,
3400                window,
3401                cx,
3402            ),
3403            content_focus_handle: NonFocusableHandle::new(
3404                CONTENT_CONTAINER_TAB_INDEX,
3405                false,
3406                window,
3407                cx,
3408            ),
3409            files_focus_handle: cx.focus_handle(),
3410            search_index: None,
3411            list_state: ListState::new(0, gpui::ListAlignment::Top, px(0.0)),
3412        };
3413
3414        settings_window.build_filter_table();
3415        settings_window.build_navbar(cx);
3416        for expanded_page_index in expanded_pages {
3417            for entry in &mut settings_window.navbar_entries {
3418                if entry.page_index == expanded_page_index && entry.is_root {
3419                    entry.expanded = true;
3420                }
3421            }
3422        }
3423        settings_window
3424    }
3425
3426    #[track_caller]
3427    fn check_navbar_toggle(
3428        before: &'static str,
3429        toggle_page: &'static str,
3430        after: &'static str,
3431        window: &mut Window,
3432        cx: &mut App,
3433    ) {
3434        let mut settings_window = parse(before, window, cx);
3435        let toggle_page_idx = settings_window
3436            .pages
3437            .iter()
3438            .position(|page| page.title == toggle_page)
3439            .expect("page not found");
3440        let toggle_idx = settings_window
3441            .navbar_entries
3442            .iter()
3443            .position(|entry| entry.page_index == toggle_page_idx)
3444            .expect("page not found");
3445        settings_window.toggle_navbar_entry(toggle_idx);
3446
3447        let expected_settings_window = parse(after, window, cx);
3448
3449        pretty_assertions::assert_eq!(
3450            settings_window
3451                .visible_navbar_entries()
3452                .map(|(_, entry)| entry)
3453                .collect::<Vec<_>>(),
3454            expected_settings_window
3455                .visible_navbar_entries()
3456                .map(|(_, entry)| entry)
3457                .collect::<Vec<_>>(),
3458        );
3459        pretty_assertions::assert_eq!(
3460            settings_window.navbar_entries[settings_window.navbar_entry()],
3461            expected_settings_window.navbar_entries[expected_settings_window.navbar_entry()],
3462        );
3463    }
3464
3465    macro_rules! check_navbar_toggle {
3466        ($name:ident, before: $before:expr, toggle_page: $toggle_page:expr, after: $after:expr) => {
3467            #[gpui::test]
3468            fn $name(cx: &mut gpui::TestAppContext) {
3469                let window = cx.add_empty_window();
3470                window.update(|window, cx| {
3471                    register_settings(cx);
3472                    check_navbar_toggle($before, $toggle_page, $after, window, cx);
3473                });
3474            }
3475        };
3476    }
3477
3478    check_navbar_toggle!(
3479        navbar_basic_open,
3480        before: r"
3481        v General
3482        - General
3483        - Privacy*
3484        v Project
3485        - Project Settings
3486        ",
3487        toggle_page: "General",
3488        after: r"
3489        > General*
3490        v Project
3491        - Project Settings
3492        "
3493    );
3494
3495    check_navbar_toggle!(
3496        navbar_basic_close,
3497        before: r"
3498        > General*
3499        - General
3500        - Privacy
3501        v Project
3502        - Project Settings
3503        ",
3504        toggle_page: "General",
3505        after: r"
3506        v General*
3507        - General
3508        - Privacy
3509        v Project
3510        - Project Settings
3511        "
3512    );
3513
3514    check_navbar_toggle!(
3515        navbar_basic_second_root_entry_close,
3516        before: r"
3517        > General
3518        - General
3519        - Privacy
3520        v Project
3521        - Project Settings*
3522        ",
3523        toggle_page: "Project",
3524        after: r"
3525        > General
3526        > Project*
3527        "
3528    );
3529
3530    check_navbar_toggle!(
3531        navbar_toggle_subroot,
3532        before: r"
3533        v General Page
3534        - General
3535        - Privacy
3536        v Project
3537        - Worktree Settings Content*
3538        v AI
3539        - General
3540        > Appearance & Behavior
3541        ",
3542        toggle_page: "Project",
3543        after: r"
3544        v General Page
3545        - General
3546        - Privacy
3547        > Project*
3548        v AI
3549        - General
3550        > Appearance & Behavior
3551        "
3552    );
3553
3554    check_navbar_toggle!(
3555        navbar_toggle_close_propagates_selected_index,
3556        before: r"
3557        v General Page
3558        - General
3559        - Privacy
3560        v Project
3561        - Worktree Settings Content
3562        v AI
3563        - General*
3564        > Appearance & Behavior
3565        ",
3566        toggle_page: "General Page",
3567        after: r"
3568        > General Page*
3569        v Project
3570        - Worktree Settings Content
3571        v AI
3572        - General
3573        > Appearance & Behavior
3574        "
3575    );
3576
3577    check_navbar_toggle!(
3578        navbar_toggle_expand_propagates_selected_index,
3579        before: r"
3580        > General Page
3581        - General
3582        - Privacy
3583        v Project
3584        - Worktree Settings Content
3585        v AI
3586        - General*
3587        > Appearance & Behavior
3588        ",
3589        toggle_page: "General Page",
3590        after: r"
3591        v General Page*
3592        - General
3593        - Privacy
3594        v Project
3595        - Worktree Settings Content
3596        v AI
3597        - General
3598        > Appearance & Behavior
3599        "
3600    );
3601}