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, ClipboardItem, DEFAULT_ADDITIONAL_WINDOW_SIZE, Div, Entity, FocusHandle,
  10    Focusable, Global, KeyContext, ListState, ReadGlobal as _, ScrollHandle, Stateful,
  11    Subscription, Task, TitlebarOptions, UniformListScrollHandle, Window, WindowBounds,
  12    WindowHandle, WindowOptions, actions, div, list, point, prelude::*, px, uniform_list,
  13};
  14use heck::ToTitleCase as _;
  15use project::{Project, WorktreeId};
  16use release_channel::ReleaseChannel;
  17use schemars::JsonSchema;
  18use serde::Deserialize;
  19use settings::{Settings, SettingsContent, SettingsStore};
  20use std::{
  21    any::{Any, TypeId, type_name},
  22    cell::RefCell,
  23    collections::{HashMap, HashSet},
  24    num::{NonZero, NonZeroU32},
  25    ops::Range,
  26    rc::Rc,
  27    sync::{Arc, LazyLock, RwLock},
  28    time::Duration,
  29};
  30use title_bar::platform_title_bar::PlatformTitleBar;
  31use ui::{
  32    Banner, ContextMenu, Divider, DividerColor, DropdownMenu, DropdownStyle, IconButtonShape,
  33    KeyBinding, KeybindingHint, PopoverMenu, Switch, SwitchColor, Tooltip, TreeViewItem,
  34    WithScrollbar, prelude::*,
  35};
  36use ui_input::{NumberField, NumberFieldType};
  37use util::{ResultExt as _, paths::PathStyle, rel_path::RelPath};
  38use workspace::{AppState, OpenOptions, OpenVisible, Workspace, client_side_decorations};
  39use zed_actions::{OpenSettings, OpenSettingsAt};
  40
  41use crate::components::{SettingsInputField, font_picker, icon_theme_picker, theme_picker};
  42
  43const NAVBAR_CONTAINER_TAB_INDEX: isize = 0;
  44const NAVBAR_GROUP_TAB_INDEX: isize = 1;
  45
  46const HEADER_CONTAINER_TAB_INDEX: isize = 2;
  47const HEADER_GROUP_TAB_INDEX: isize = 3;
  48
  49const CONTENT_CONTAINER_TAB_INDEX: isize = 4;
  50const CONTENT_GROUP_TAB_INDEX: isize = 5;
  51
  52actions!(
  53    settings_editor,
  54    [
  55        /// Minimizes the settings UI window.
  56        Minimize,
  57        /// Toggles focus between the navbar and the main content.
  58        ToggleFocusNav,
  59        /// Expands the navigation entry.
  60        ExpandNavEntry,
  61        /// Collapses the navigation entry.
  62        CollapseNavEntry,
  63        /// Focuses the next file in the file list.
  64        FocusNextFile,
  65        /// Focuses the previous file in the file list.
  66        FocusPreviousFile,
  67        /// Opens an editor for the current file
  68        OpenCurrentFile,
  69        /// Focuses the previous root navigation entry.
  70        FocusPreviousRootNavEntry,
  71        /// Focuses the next root navigation entry.
  72        FocusNextRootNavEntry,
  73        /// Focuses the first navigation entry.
  74        FocusFirstNavEntry,
  75        /// Focuses the last navigation entry.
  76        FocusLastNavEntry,
  77        /// Focuses and opens the next navigation entry without moving focus to content.
  78        FocusNextNavEntry,
  79        /// Focuses and opens the previous navigation entry without moving focus to content.
  80        FocusPreviousNavEntry
  81    ]
  82);
  83
  84#[derive(Action, PartialEq, Eq, Clone, Copy, Debug, JsonSchema, Deserialize)]
  85#[action(namespace = settings_editor)]
  86struct FocusFile(pub u32);
  87
  88struct SettingField<T: 'static> {
  89    pick: fn(&SettingsContent) -> Option<&T>,
  90    write: fn(&mut SettingsContent, Option<T>),
  91
  92    /// A json-path-like string that gives a unique-ish string that identifies
  93    /// where in the JSON the setting is defined.
  94    ///
  95    /// The syntax is `jq`-like, but modified slightly to be URL-safe (and
  96    /// without the leading dot), e.g. `foo.bar`.
  97    ///
  98    /// They are URL-safe (this is important since links are the main use-case
  99    /// for these paths).
 100    ///
 101    /// There are a couple of special cases:
 102    /// - discrimminants are represented with a trailing `$`, for example
 103    /// `terminal.working_directory$`. This is to distinguish the discrimminant
 104    /// setting (i.e. the setting that changes whether the value is a string or
 105    /// an object) from the setting in the case that it is a string.
 106    /// - language-specific settings begin `languages.$(language)`. Links
 107    /// targeting these settings should take the form `languages/Rust/...`, for
 108    /// example, but are not currently supported.
 109    json_path: Option<&'static str>,
 110}
 111
 112impl<T: 'static> Clone for SettingField<T> {
 113    fn clone(&self) -> Self {
 114        *self
 115    }
 116}
 117
 118// manual impl because derive puts a Copy bound on T, which is inaccurate in our case
 119impl<T: 'static> Copy for SettingField<T> {}
 120
 121/// Helper for unimplemented settings, used in combination with `SettingField::unimplemented`
 122/// to keep the setting around in the UI with valid pick and write implementations, but don't actually try to render it.
 123/// TODO(settings_ui): In non-dev builds (`#[cfg(not(debug_assertions))]`) make this render as edit-in-json
 124#[derive(Clone, Copy)]
 125struct UnimplementedSettingField;
 126
 127impl PartialEq for UnimplementedSettingField {
 128    fn eq(&self, _other: &Self) -> bool {
 129        true
 130    }
 131}
 132
 133impl<T: 'static> SettingField<T> {
 134    /// Helper for settings with types that are not yet implemented.
 135    #[allow(unused)]
 136    fn unimplemented(self) -> SettingField<UnimplementedSettingField> {
 137        SettingField {
 138            pick: |_| Some(&UnimplementedSettingField),
 139            write: |_, _| unreachable!(),
 140            json_path: self.json_path,
 141        }
 142    }
 143}
 144
 145trait AnySettingField {
 146    fn as_any(&self) -> &dyn Any;
 147    fn type_name(&self) -> &'static str;
 148    fn type_id(&self) -> TypeId;
 149    // 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)
 150    fn file_set_in(&self, file: SettingsUiFile, cx: &App) -> (settings::SettingsFile, bool);
 151    fn reset_to_default_fn(
 152        &self,
 153        current_file: &SettingsUiFile,
 154        file_set_in: &settings::SettingsFile,
 155        cx: &App,
 156    ) -> Option<Box<dyn Fn(&mut App)>>;
 157
 158    fn json_path(&self) -> Option<&'static str>;
 159}
 160
 161impl<T: PartialEq + Clone + Send + Sync + 'static> AnySettingField for SettingField<T> {
 162    fn as_any(&self) -> &dyn Any {
 163        self
 164    }
 165
 166    fn type_name(&self) -> &'static str {
 167        type_name::<T>()
 168    }
 169
 170    fn type_id(&self) -> TypeId {
 171        TypeId::of::<T>()
 172    }
 173
 174    fn file_set_in(&self, file: SettingsUiFile, cx: &App) -> (settings::SettingsFile, bool) {
 175        let (file, value) = cx
 176            .global::<SettingsStore>()
 177            .get_value_from_file(file.to_settings(), self.pick);
 178        return (file, value.is_some());
 179    }
 180
 181    fn reset_to_default_fn(
 182        &self,
 183        current_file: &SettingsUiFile,
 184        file_set_in: &settings::SettingsFile,
 185        cx: &App,
 186    ) -> Option<Box<dyn Fn(&mut App)>> {
 187        if file_set_in == &settings::SettingsFile::Default {
 188            return None;
 189        }
 190        if file_set_in != &current_file.to_settings() {
 191            return None;
 192        }
 193        let this = *self;
 194        let store = SettingsStore::global(cx);
 195        let default_value = (this.pick)(store.raw_default_settings());
 196        let is_default = store
 197            .get_content_for_file(file_set_in.clone())
 198            .map_or(None, this.pick)
 199            == default_value;
 200        if is_default {
 201            return None;
 202        }
 203        let current_file = current_file.clone();
 204
 205        return Some(Box::new(move |cx| {
 206            let store = SettingsStore::global(cx);
 207            let default_value = (this.pick)(store.raw_default_settings());
 208            let is_set_somewhere_other_than_default = store
 209                .get_value_up_to_file(current_file.to_settings(), this.pick)
 210                .0
 211                != settings::SettingsFile::Default;
 212            let value_to_set = if is_set_somewhere_other_than_default {
 213                default_value.cloned()
 214            } else {
 215                None
 216            };
 217            update_settings_file(current_file.clone(), None, cx, move |settings, _| {
 218                (this.write)(settings, value_to_set);
 219            })
 220            // todo(settings_ui): Don't log err
 221            .log_err();
 222        }));
 223    }
 224
 225    fn json_path(&self) -> Option<&'static str> {
 226        self.json_path
 227    }
 228}
 229
 230#[derive(Default, Clone)]
 231struct SettingFieldRenderer {
 232    renderers: Rc<
 233        RefCell<
 234            HashMap<
 235                TypeId,
 236                Box<
 237                    dyn Fn(
 238                        &SettingsWindow,
 239                        &SettingItem,
 240                        SettingsUiFile,
 241                        Option<&SettingsFieldMetadata>,
 242                        bool,
 243                        &mut Window,
 244                        &mut Context<SettingsWindow>,
 245                    ) -> Stateful<Div>,
 246                >,
 247            >,
 248        >,
 249    >,
 250}
 251
 252impl Global for SettingFieldRenderer {}
 253
 254impl SettingFieldRenderer {
 255    fn add_basic_renderer<T: 'static>(
 256        &mut self,
 257        render_control: impl Fn(
 258            SettingField<T>,
 259            SettingsUiFile,
 260            Option<&SettingsFieldMetadata>,
 261            &mut Window,
 262            &mut App,
 263        ) -> AnyElement
 264        + 'static,
 265    ) -> &mut Self {
 266        self.add_renderer(
 267            move |settings_window: &SettingsWindow,
 268                  item: &SettingItem,
 269                  field: SettingField<T>,
 270                  settings_file: SettingsUiFile,
 271                  metadata: Option<&SettingsFieldMetadata>,
 272                  sub_field: bool,
 273                  window: &mut Window,
 274                  cx: &mut Context<SettingsWindow>| {
 275                render_settings_item(
 276                    settings_window,
 277                    item,
 278                    settings_file.clone(),
 279                    render_control(field, settings_file, metadata, window, cx),
 280                    sub_field,
 281                    cx,
 282                )
 283            },
 284        )
 285    }
 286
 287    fn add_renderer<T: 'static>(
 288        &mut self,
 289        renderer: impl Fn(
 290            &SettingsWindow,
 291            &SettingItem,
 292            SettingField<T>,
 293            SettingsUiFile,
 294            Option<&SettingsFieldMetadata>,
 295            bool,
 296            &mut Window,
 297            &mut Context<SettingsWindow>,
 298        ) -> Stateful<Div>
 299        + 'static,
 300    ) -> &mut Self {
 301        let key = TypeId::of::<T>();
 302        let renderer = Box::new(
 303            move |settings_window: &SettingsWindow,
 304                  item: &SettingItem,
 305                  settings_file: SettingsUiFile,
 306                  metadata: Option<&SettingsFieldMetadata>,
 307                  sub_field: bool,
 308                  window: &mut Window,
 309                  cx: &mut Context<SettingsWindow>| {
 310                let field = *item
 311                    .field
 312                    .as_ref()
 313                    .as_any()
 314                    .downcast_ref::<SettingField<T>>()
 315                    .unwrap();
 316                renderer(
 317                    settings_window,
 318                    item,
 319                    field,
 320                    settings_file,
 321                    metadata,
 322                    sub_field,
 323                    window,
 324                    cx,
 325                )
 326            },
 327        );
 328        self.renderers.borrow_mut().insert(key, renderer);
 329        self
 330    }
 331}
 332
 333struct NonFocusableHandle {
 334    handle: FocusHandle,
 335    _subscription: Subscription,
 336}
 337
 338impl NonFocusableHandle {
 339    fn new(tab_index: isize, tab_stop: bool, window: &mut Window, cx: &mut App) -> Entity<Self> {
 340        let handle = cx.focus_handle().tab_index(tab_index).tab_stop(tab_stop);
 341        Self::from_handle(handle, window, cx)
 342    }
 343
 344    fn from_handle(handle: FocusHandle, window: &mut Window, cx: &mut App) -> Entity<Self> {
 345        cx.new(|cx| {
 346            let _subscription = cx.on_focus(&handle, window, {
 347                move |_, window, _| {
 348                    window.focus_next();
 349                }
 350            });
 351            Self {
 352                handle,
 353                _subscription,
 354            }
 355        })
 356    }
 357}
 358
 359impl Focusable for NonFocusableHandle {
 360    fn focus_handle(&self, _: &App) -> FocusHandle {
 361        self.handle.clone()
 362    }
 363}
 364
 365#[derive(Default)]
 366struct SettingsFieldMetadata {
 367    placeholder: Option<&'static str>,
 368    should_do_titlecase: Option<bool>,
 369}
 370
 371pub struct SettingsUiFeatureFlag;
 372
 373impl FeatureFlag for SettingsUiFeatureFlag {
 374    const NAME: &'static str = "settings-ui";
 375}
 376
 377pub fn init(cx: &mut App) {
 378    init_renderers(cx);
 379
 380    cx.observe_new(|workspace: &mut workspace::Workspace, _, _| {
 381        workspace.register_action(
 382            |workspace, OpenSettingsAt { path }: &OpenSettingsAt, window, cx| {
 383                let window_handle = window
 384                    .window_handle()
 385                    .downcast::<Workspace>()
 386                    .expect("Workspaces are root Windows");
 387                open_settings_editor(workspace, Some(&path), window_handle, cx);
 388            },
 389        );
 390    })
 391    .detach();
 392
 393    cx.observe_new(|workspace: &mut workspace::Workspace, _, _| {
 394        workspace.register_action(|workspace, _: &OpenSettings, window, cx| {
 395            let window_handle = window
 396                .window_handle()
 397                .downcast::<Workspace>()
 398                .expect("Workspaces are root Windows");
 399            open_settings_editor(workspace, None, window_handle, cx);
 400        });
 401    })
 402    .detach();
 403}
 404
 405fn init_renderers(cx: &mut App) {
 406    cx.default_global::<SettingFieldRenderer>()
 407        .add_basic_renderer::<UnimplementedSettingField>(|_, _, _, _, _| {
 408            Button::new("open-in-settings-file", "Edit in settings.json")
 409                .style(ButtonStyle::Outlined)
 410                .size(ButtonSize::Medium)
 411                .tab_index(0_isize)
 412                .on_click(|_, window, cx| {
 413                    window.dispatch_action(Box::new(OpenCurrentFile), cx);
 414                })
 415                .into_any_element()
 416        })
 417        .add_basic_renderer::<bool>(render_toggle_button)
 418        .add_basic_renderer::<String>(render_text_field)
 419        .add_basic_renderer::<SharedString>(render_text_field)
 420        .add_basic_renderer::<settings::SaturatingBool>(render_toggle_button)
 421        .add_basic_renderer::<settings::CursorShape>(render_dropdown)
 422        .add_basic_renderer::<settings::RestoreOnStartupBehavior>(render_dropdown)
 423        .add_basic_renderer::<settings::BottomDockLayout>(render_dropdown)
 424        .add_basic_renderer::<settings::OnLastWindowClosed>(render_dropdown)
 425        .add_basic_renderer::<settings::CloseWindowWhenNoItems>(render_dropdown)
 426        .add_basic_renderer::<settings::FontFamilyName>(render_font_picker)
 427        .add_basic_renderer::<settings::BaseKeymapContent>(render_dropdown)
 428        .add_basic_renderer::<settings::MultiCursorModifier>(render_dropdown)
 429        .add_basic_renderer::<settings::HideMouseMode>(render_dropdown)
 430        .add_basic_renderer::<settings::CurrentLineHighlight>(render_dropdown)
 431        .add_basic_renderer::<settings::ShowWhitespaceSetting>(render_dropdown)
 432        .add_basic_renderer::<settings::SoftWrap>(render_dropdown)
 433        .add_basic_renderer::<settings::ScrollBeyondLastLine>(render_dropdown)
 434        .add_basic_renderer::<settings::SnippetSortOrder>(render_dropdown)
 435        .add_basic_renderer::<settings::ClosePosition>(render_dropdown)
 436        .add_basic_renderer::<settings::DockSide>(render_dropdown)
 437        .add_basic_renderer::<settings::TerminalDockPosition>(render_dropdown)
 438        .add_basic_renderer::<settings::DockPosition>(render_dropdown)
 439        .add_basic_renderer::<settings::GitGutterSetting>(render_dropdown)
 440        .add_basic_renderer::<settings::GitHunkStyleSetting>(render_dropdown)
 441        .add_basic_renderer::<settings::DiagnosticSeverityContent>(render_dropdown)
 442        .add_basic_renderer::<settings::SeedQuerySetting>(render_dropdown)
 443        .add_basic_renderer::<settings::DoubleClickInMultibuffer>(render_dropdown)
 444        .add_basic_renderer::<settings::GoToDefinitionFallback>(render_dropdown)
 445        .add_basic_renderer::<settings::ActivateOnClose>(render_dropdown)
 446        .add_basic_renderer::<settings::ShowDiagnostics>(render_dropdown)
 447        .add_basic_renderer::<settings::ShowCloseButton>(render_dropdown)
 448        .add_basic_renderer::<settings::ProjectPanelEntrySpacing>(render_dropdown)
 449        .add_basic_renderer::<settings::RewrapBehavior>(render_dropdown)
 450        .add_basic_renderer::<settings::FormatOnSave>(render_dropdown)
 451        .add_basic_renderer::<settings::IndentGuideColoring>(render_dropdown)
 452        .add_basic_renderer::<settings::IndentGuideBackgroundColoring>(render_dropdown)
 453        .add_basic_renderer::<settings::FileFinderWidthContent>(render_dropdown)
 454        .add_basic_renderer::<settings::ShowDiagnostics>(render_dropdown)
 455        .add_basic_renderer::<settings::WordsCompletionMode>(render_dropdown)
 456        .add_basic_renderer::<settings::LspInsertMode>(render_dropdown)
 457        .add_basic_renderer::<settings::AlternateScroll>(render_dropdown)
 458        .add_basic_renderer::<settings::TerminalBlink>(render_dropdown)
 459        .add_basic_renderer::<settings::CursorShapeContent>(render_dropdown)
 460        .add_basic_renderer::<f32>(render_number_field)
 461        .add_basic_renderer::<u32>(render_number_field)
 462        .add_basic_renderer::<u64>(render_number_field)
 463        .add_basic_renderer::<usize>(render_number_field)
 464        .add_basic_renderer::<NonZero<usize>>(render_number_field)
 465        .add_basic_renderer::<NonZeroU32>(render_number_field)
 466        .add_basic_renderer::<settings::CodeFade>(render_number_field)
 467        .add_basic_renderer::<settings::DelayMs>(render_number_field)
 468        .add_basic_renderer::<gpui::FontWeight>(render_number_field)
 469        .add_basic_renderer::<settings::CenteredPaddingSettings>(render_number_field)
 470        .add_basic_renderer::<settings::InactiveOpacity>(render_number_field)
 471        .add_basic_renderer::<settings::MinimumContrast>(render_number_field)
 472        .add_basic_renderer::<settings::ShowScrollbar>(render_dropdown)
 473        .add_basic_renderer::<settings::ScrollbarDiagnostics>(render_dropdown)
 474        .add_basic_renderer::<settings::ShowMinimap>(render_dropdown)
 475        .add_basic_renderer::<settings::DisplayIn>(render_dropdown)
 476        .add_basic_renderer::<settings::MinimapThumb>(render_dropdown)
 477        .add_basic_renderer::<settings::MinimapThumbBorder>(render_dropdown)
 478        .add_basic_renderer::<settings::SteppingGranularity>(render_dropdown)
 479        .add_basic_renderer::<settings::NotifyWhenAgentWaiting>(render_dropdown)
 480        .add_basic_renderer::<settings::NotifyWhenAgentWaiting>(render_dropdown)
 481        .add_basic_renderer::<settings::ImageFileSizeUnit>(render_dropdown)
 482        .add_basic_renderer::<settings::StatusStyle>(render_dropdown)
 483        .add_basic_renderer::<settings::PaneSplitDirectionHorizontal>(render_dropdown)
 484        .add_basic_renderer::<settings::PaneSplitDirectionVertical>(render_dropdown)
 485        .add_basic_renderer::<settings::PaneSplitDirectionVertical>(render_dropdown)
 486        .add_basic_renderer::<settings::DocumentColorsRenderMode>(render_dropdown)
 487        .add_basic_renderer::<settings::ThemeSelectionDiscriminants>(render_dropdown)
 488        .add_basic_renderer::<settings::ThemeMode>(render_dropdown)
 489        .add_basic_renderer::<settings::ThemeName>(render_theme_picker)
 490        .add_basic_renderer::<settings::IconThemeSelectionDiscriminants>(render_dropdown)
 491        .add_basic_renderer::<settings::IconThemeName>(render_icon_theme_picker)
 492        .add_basic_renderer::<settings::BufferLineHeightDiscriminants>(render_dropdown)
 493        .add_basic_renderer::<settings::AutosaveSettingDiscriminants>(render_dropdown)
 494        .add_basic_renderer::<settings::WorkingDirectoryDiscriminants>(render_dropdown)
 495        .add_basic_renderer::<settings::MaybeDiscriminants>(render_dropdown)
 496        .add_basic_renderer::<settings::IncludeIgnoredContent>(render_dropdown)
 497        .add_basic_renderer::<settings::ShowIndentGuides>(render_dropdown)
 498        .add_basic_renderer::<settings::ShellDiscriminants>(render_dropdown)
 499        .add_basic_renderer::<settings::EditPredictionsMode>(render_dropdown)
 500        // please semicolon stay on next line
 501        ;
 502}
 503
 504pub fn open_settings_editor(
 505    _workspace: &mut Workspace,
 506    path: Option<&str>,
 507    workspace_handle: WindowHandle<Workspace>,
 508    cx: &mut App,
 509) {
 510    telemetry::event!("Settings Viewed");
 511
 512    /// Assumes a settings GUI window is already open
 513    fn open_path(
 514        path: &str,
 515        settings_window: &mut SettingsWindow,
 516        window: &mut Window,
 517        cx: &mut Context<SettingsWindow>,
 518    ) {
 519        if path.starts_with("languages.$(language)") {
 520            log::error!("language-specific settings links are not currently supported");
 521            return;
 522        }
 523
 524        settings_window.search_bar.update(cx, |editor, cx| {
 525            editor.set_text(format!("#{path}"), window, cx);
 526        });
 527        settings_window.update_matches(cx);
 528    }
 529
 530    let existing_window = cx
 531        .windows()
 532        .into_iter()
 533        .find_map(|window| window.downcast::<SettingsWindow>());
 534
 535    if let Some(existing_window) = existing_window {
 536        existing_window
 537            .update(cx, |settings_window, window, cx| {
 538                settings_window.original_window = Some(workspace_handle);
 539                window.activate_window();
 540                if let Some(path) = path {
 541                    open_path(path, settings_window, window, cx);
 542                }
 543            })
 544            .ok();
 545        return;
 546    }
 547
 548    // We have to defer this to get the workspace off the stack.
 549
 550    let path = path.map(ToOwned::to_owned);
 551    cx.defer(move |cx| {
 552        let current_rem_size: f32 = theme::ThemeSettings::get_global(cx).ui_font_size(cx).into();
 553
 554        let default_bounds = DEFAULT_ADDITIONAL_WINDOW_SIZE;
 555        let default_rem_size = 16.0;
 556        let scale_factor = current_rem_size / default_rem_size;
 557        let scaled_bounds: gpui::Size<Pixels> = default_bounds.map(|axis| axis * scale_factor);
 558
 559        let app_id = ReleaseChannel::global(cx).app_id();
 560        let window_decorations = match std::env::var("ZED_WINDOW_DECORATIONS") {
 561            Ok(val) if val == "server" => gpui::WindowDecorations::Server,
 562            Ok(val) if val == "client" => gpui::WindowDecorations::Client,
 563            _ => gpui::WindowDecorations::Client,
 564        };
 565
 566        cx.open_window(
 567            WindowOptions {
 568                titlebar: Some(TitlebarOptions {
 569                    title: Some("Zed — Settings".into()),
 570                    appears_transparent: true,
 571                    traffic_light_position: Some(point(px(12.0), px(12.0))),
 572                }),
 573                focus: true,
 574                show: true,
 575                is_movable: true,
 576                kind: gpui::WindowKind::Floating,
 577                window_background: cx.theme().window_background_appearance(),
 578                app_id: Some(app_id.to_owned()),
 579                window_decorations: Some(window_decorations),
 580                window_min_size: Some(scaled_bounds),
 581                window_bounds: Some(WindowBounds::centered(scaled_bounds, cx)),
 582                ..Default::default()
 583            },
 584            |window, cx| {
 585                let settings_window =
 586                    cx.new(|cx| SettingsWindow::new(Some(workspace_handle), window, cx));
 587                settings_window.update(cx, |settings_window, cx| {
 588                    if let Some(path) = path {
 589                        open_path(&path, settings_window, window, cx);
 590                    }
 591                });
 592
 593                settings_window
 594            },
 595        )
 596        .log_err();
 597    });
 598}
 599
 600/// The current sub page path that is selected.
 601/// If this is empty the selected page is rendered,
 602/// otherwise the last sub page gets rendered.
 603///
 604/// Global so that `pick` and `write` callbacks can access it
 605/// and use it to dynamically render sub pages (e.g. for language settings)
 606static SUB_PAGE_STACK: LazyLock<RwLock<Vec<SubPage>>> = LazyLock::new(|| RwLock::new(Vec::new()));
 607
 608fn sub_page_stack() -> std::sync::RwLockReadGuard<'static, Vec<SubPage>> {
 609    SUB_PAGE_STACK
 610        .read()
 611        .expect("SUB_PAGE_STACK is never poisoned")
 612}
 613
 614fn sub_page_stack_mut() -> std::sync::RwLockWriteGuard<'static, Vec<SubPage>> {
 615    SUB_PAGE_STACK
 616        .write()
 617        .expect("SUB_PAGE_STACK is never poisoned")
 618}
 619
 620pub struct SettingsWindow {
 621    title_bar: Option<Entity<PlatformTitleBar>>,
 622    original_window: Option<WindowHandle<Workspace>>,
 623    files: Vec<(SettingsUiFile, FocusHandle)>,
 624    worktree_root_dirs: HashMap<WorktreeId, String>,
 625    current_file: SettingsUiFile,
 626    pages: Vec<SettingsPage>,
 627    search_bar: Entity<Editor>,
 628    search_task: Option<Task<()>>,
 629    /// Index into navbar_entries
 630    navbar_entry: usize,
 631    navbar_entries: Vec<NavBarEntry>,
 632    navbar_scroll_handle: UniformListScrollHandle,
 633    /// [page_index][page_item_index] will be false
 634    /// when the item is filtered out either by searches
 635    /// or by the current file
 636    navbar_focus_subscriptions: Vec<gpui::Subscription>,
 637    filter_table: Vec<Vec<bool>>,
 638    has_query: bool,
 639    content_handles: Vec<Vec<Entity<NonFocusableHandle>>>,
 640    sub_page_scroll_handle: ScrollHandle,
 641    focus_handle: FocusHandle,
 642    navbar_focus_handle: Entity<NonFocusableHandle>,
 643    content_focus_handle: Entity<NonFocusableHandle>,
 644    files_focus_handle: FocusHandle,
 645    search_index: Option<Arc<SearchIndex>>,
 646    list_state: ListState,
 647    shown_errors: HashSet<String>,
 648}
 649
 650struct SearchIndex {
 651    bm25_engine: bm25::SearchEngine<usize>,
 652    fuzzy_match_candidates: Vec<StringMatchCandidate>,
 653    key_lut: Vec<SearchKeyLUTEntry>,
 654}
 655
 656struct SearchKeyLUTEntry {
 657    page_index: usize,
 658    header_index: usize,
 659    item_index: usize,
 660    json_path: Option<&'static str>,
 661}
 662
 663struct SubPage {
 664    link: SubPageLink,
 665    section_header: &'static str,
 666}
 667
 668#[derive(Debug)]
 669struct NavBarEntry {
 670    title: &'static str,
 671    is_root: bool,
 672    expanded: bool,
 673    page_index: usize,
 674    item_index: Option<usize>,
 675    focus_handle: FocusHandle,
 676}
 677
 678struct SettingsPage {
 679    title: &'static str,
 680    items: Vec<SettingsPageItem>,
 681}
 682
 683#[derive(PartialEq)]
 684enum SettingsPageItem {
 685    SectionHeader(&'static str),
 686    SettingItem(SettingItem),
 687    SubPageLink(SubPageLink),
 688    DynamicItem(DynamicItem),
 689}
 690
 691impl std::fmt::Debug for SettingsPageItem {
 692    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
 693        match self {
 694            SettingsPageItem::SectionHeader(header) => write!(f, "SectionHeader({})", header),
 695            SettingsPageItem::SettingItem(setting_item) => {
 696                write!(f, "SettingItem({})", setting_item.title)
 697            }
 698            SettingsPageItem::SubPageLink(sub_page_link) => {
 699                write!(f, "SubPageLink({})", sub_page_link.title)
 700            }
 701            SettingsPageItem::DynamicItem(dynamic_item) => {
 702                write!(f, "DynamicItem({})", dynamic_item.discriminant.title)
 703            }
 704        }
 705    }
 706}
 707
 708impl SettingsPageItem {
 709    fn render(
 710        &self,
 711        settings_window: &SettingsWindow,
 712        item_index: usize,
 713        is_last: bool,
 714        window: &mut Window,
 715        cx: &mut Context<SettingsWindow>,
 716    ) -> AnyElement {
 717        let file = settings_window.current_file.clone();
 718
 719        let apply_padding = |element: Stateful<Div>| -> Stateful<Div> {
 720            let element = element.pt_4();
 721            if is_last {
 722                element.pb_10()
 723            } else {
 724                element.pb_4()
 725            }
 726        };
 727
 728        let mut render_setting_item_inner =
 729            |setting_item: &SettingItem,
 730             padding: bool,
 731             sub_field: bool,
 732             cx: &mut Context<SettingsWindow>| {
 733                let renderer = cx.default_global::<SettingFieldRenderer>().clone();
 734                let (_, found) = setting_item.field.file_set_in(file.clone(), cx);
 735
 736                let renderers = renderer.renderers.borrow();
 737
 738                let field_renderer =
 739                    renderers.get(&AnySettingField::type_id(setting_item.field.as_ref()));
 740                let field_renderer_or_warning =
 741                    field_renderer.ok_or("NO RENDERER").and_then(|renderer| {
 742                        if cfg!(debug_assertions) && !found {
 743                            Err("NO DEFAULT")
 744                        } else {
 745                            Ok(renderer)
 746                        }
 747                    });
 748
 749                let field = match field_renderer_or_warning {
 750                    Ok(field_renderer) => window.with_id(item_index, |window| {
 751                        field_renderer(
 752                            settings_window,
 753                            setting_item,
 754                            file.clone(),
 755                            setting_item.metadata.as_deref(),
 756                            sub_field,
 757                            window,
 758                            cx,
 759                        )
 760                    }),
 761                    Err(warning) => render_settings_item(
 762                        settings_window,
 763                        setting_item,
 764                        file.clone(),
 765                        Button::new("error-warning", warning)
 766                            .style(ButtonStyle::Outlined)
 767                            .size(ButtonSize::Medium)
 768                            .icon(Some(IconName::Debug))
 769                            .icon_position(IconPosition::Start)
 770                            .icon_color(Color::Error)
 771                            .tab_index(0_isize)
 772                            .tooltip(Tooltip::text(setting_item.field.type_name()))
 773                            .into_any_element(),
 774                        sub_field,
 775                        cx,
 776                    ),
 777                };
 778
 779                let field = if padding {
 780                    field.map(apply_padding)
 781                } else {
 782                    field
 783                };
 784
 785                (field, field_renderer_or_warning.is_ok())
 786            };
 787
 788        match self {
 789            SettingsPageItem::SectionHeader(header) => v_flex()
 790                .w_full()
 791                .px_8()
 792                .gap_1p5()
 793                .child(
 794                    Label::new(SharedString::new_static(header))
 795                        .size(LabelSize::Small)
 796                        .color(Color::Muted)
 797                        .buffer_font(cx),
 798                )
 799                .child(Divider::horizontal().color(DividerColor::BorderFaded))
 800                .into_any_element(),
 801            SettingsPageItem::SettingItem(setting_item) => {
 802                let (field_with_padding, _) =
 803                    render_setting_item_inner(setting_item, true, false, cx);
 804
 805                v_flex()
 806                    .group("setting-item")
 807                    .px_8()
 808                    .child(field_with_padding)
 809                    .when(!is_last, |this| this.child(Divider::horizontal()))
 810                    .into_any_element()
 811            }
 812            SettingsPageItem::SubPageLink(sub_page_link) => v_flex()
 813                .group("setting-item")
 814                .px_8()
 815                .child(
 816                    h_flex()
 817                        .id(sub_page_link.title.clone())
 818                        .w_full()
 819                        .min_w_0()
 820                        .justify_between()
 821                        .map(apply_padding)
 822                        .child(
 823                            v_flex()
 824                                .w_full()
 825                                .max_w_1_2()
 826                                .child(Label::new(sub_page_link.title.clone())),
 827                        )
 828                        .child(
 829                            Button::new(
 830                                ("sub-page".into(), sub_page_link.title.clone()),
 831                                "Configure",
 832                            )
 833                            .icon(IconName::ChevronRight)
 834                            .tab_index(0_isize)
 835                            .icon_position(IconPosition::End)
 836                            .icon_color(Color::Muted)
 837                            .icon_size(IconSize::Small)
 838                            .style(ButtonStyle::OutlinedGhost)
 839                            .size(ButtonSize::Medium)
 840                            .on_click({
 841                                let sub_page_link = sub_page_link.clone();
 842                                cx.listener(move |this, _, _, cx| {
 843                                    let mut section_index = item_index;
 844                                    let current_page = this.current_page();
 845
 846                                    while !matches!(
 847                                        current_page.items[section_index],
 848                                        SettingsPageItem::SectionHeader(_)
 849                                    ) {
 850                                        section_index -= 1;
 851                                    }
 852
 853                                    let SettingsPageItem::SectionHeader(header) =
 854                                        current_page.items[section_index]
 855                                    else {
 856                                        unreachable!(
 857                                            "All items always have a section header above them"
 858                                        )
 859                                    };
 860
 861                                    this.push_sub_page(sub_page_link.clone(), header, cx)
 862                                })
 863                            }),
 864                        ),
 865                )
 866                .when(!is_last, |this| this.child(Divider::horizontal()))
 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, false, cx);
 880
 881                let has_sub_fields =
 882                    rendered_ok && discriminant.map(|d| !fields[d].is_empty()).unwrap_or(false);
 883
 884                let mut content = v_flex()
 885                    .id("dynamic-item")
 886                    .child(
 887                        div()
 888                            .group("setting-item")
 889                            .px_8()
 890                            .child(discriminant_element.when(has_sub_fields, |this| this.pb_4())),
 891                    )
 892                    .when(!has_sub_fields, |this| {
 893                        this.child(h_flex().px_8().child(Divider::horizontal()))
 894                    });
 895
 896                if rendered_ok {
 897                    let discriminant =
 898                        discriminant.expect("This should be Some if rendered_ok is true");
 899                    let sub_fields = &fields[discriminant];
 900                    let sub_field_count = sub_fields.len();
 901
 902                    for (index, field) in sub_fields.iter().enumerate() {
 903                        let is_last_sub_field = index == sub_field_count - 1;
 904                        let (raw_field, _) = render_setting_item_inner(field, false, true, cx);
 905
 906                        content = content.child(
 907                            raw_field
 908                                .group("setting-sub-item")
 909                                .mx_8()
 910                                .p_4()
 911                                .border_t_1()
 912                                .when(is_last_sub_field, |this| this.border_b_1())
 913                                .when(is_last_sub_field && is_last, |this| this.mb_8())
 914                                .border_dashed()
 915                                .border_color(cx.theme().colors().border_variant)
 916                                .bg(cx.theme().colors().element_background.opacity(0.2)),
 917                        );
 918                    }
 919                }
 920
 921                return content.into_any_element();
 922            }
 923        }
 924    }
 925}
 926
 927fn render_settings_item(
 928    settings_window: &SettingsWindow,
 929    setting_item: &SettingItem,
 930    file: SettingsUiFile,
 931    control: AnyElement,
 932    sub_field: bool,
 933    cx: &mut Context<'_, SettingsWindow>,
 934) -> Stateful<Div> {
 935    let (found_in_file, _) = setting_item.field.file_set_in(file.clone(), cx);
 936    let file_set_in = SettingsUiFile::from_settings(found_in_file.clone());
 937
 938    let clipboard_has_link = cx
 939        .read_from_clipboard()
 940        .and_then(|entry| entry.text())
 941        .map_or(false, |maybe_url| {
 942            setting_item.field.json_path().is_some()
 943                && maybe_url.strip_prefix("zed://settings/") == setting_item.field.json_path()
 944        });
 945
 946    let (link_icon, link_icon_color) = if clipboard_has_link {
 947        (IconName::Check, Color::Success)
 948    } else {
 949        (IconName::Link, Color::Muted)
 950    };
 951
 952    h_flex()
 953        .id(setting_item.title)
 954        .min_w_0()
 955        .justify_between()
 956        .child(
 957            v_flex()
 958                .relative()
 959                .w_1_2()
 960                .child(
 961                    h_flex()
 962                        .w_full()
 963                        .gap_1()
 964                        .child(Label::new(SharedString::new_static(setting_item.title)))
 965                        .when_some(
 966                            if sub_field {
 967                                None
 968                            } else {
 969                                setting_item
 970                                    .field
 971                                    .reset_to_default_fn(&file, &found_in_file, cx)
 972                            },
 973                            |this, reset_to_default| {
 974                                this.child(
 975                                    IconButton::new("reset-to-default-btn", IconName::Undo)
 976                                        .icon_color(Color::Muted)
 977                                        .icon_size(IconSize::Small)
 978                                        .tooltip(Tooltip::text("Reset to Default"))
 979                                        .on_click({
 980                                            move |_, _, cx| {
 981                                                reset_to_default(cx);
 982                                            }
 983                                        }),
 984                                )
 985                            },
 986                        )
 987                        .when_some(
 988                            file_set_in.filter(|file_set_in| file_set_in != &file),
 989                            |this, file_set_in| {
 990                                this.child(
 991                                    Label::new(format!(
 992                                        "—  Modified in {}",
 993                                        settings_window
 994                                            .display_name(&file_set_in)
 995                                            .expect("File name should exist")
 996                                    ))
 997                                    .color(Color::Muted)
 998                                    .size(LabelSize::Small),
 999                                )
1000                            },
1001                        ),
1002                )
1003                .child(
1004                    Label::new(SharedString::new_static(setting_item.description))
1005                        .size(LabelSize::Small)
1006                        .color(Color::Muted),
1007                ),
1008        )
1009        .child(control)
1010        .when(sub_page_stack().is_empty(), |this| {
1011            // Intentionally using the description to make the icon button
1012            // unique because some items share the same title (e.g., "Font Size")
1013            let icon_button_id =
1014                SharedString::new(format!("copy-link-btn-{}", setting_item.description));
1015
1016            this.child(
1017                div()
1018                    .absolute()
1019                    .top(rems_from_px(18.))
1020                    .map(|this| {
1021                        if sub_field {
1022                            this.visible_on_hover("setting-sub-item")
1023                                .left(rems_from_px(-8.5))
1024                        } else {
1025                            this.visible_on_hover("setting-item")
1026                                .left(rems_from_px(-22.))
1027                        }
1028                    })
1029                    .child({
1030                        IconButton::new(icon_button_id, link_icon)
1031                            .icon_color(link_icon_color)
1032                            .icon_size(IconSize::Small)
1033                            .shape(IconButtonShape::Square)
1034                            .tooltip(Tooltip::text("Copy Link"))
1035                            .when_some(setting_item.field.json_path(), |this, path| {
1036                                this.on_click(cx.listener(move |_, _, _, cx| {
1037                                    let link = format!("zed://settings/{}", path);
1038                                    cx.write_to_clipboard(ClipboardItem::new_string(link));
1039                                    cx.notify();
1040                                }))
1041                            })
1042                    }),
1043            )
1044        })
1045}
1046
1047struct SettingItem {
1048    title: &'static str,
1049    description: &'static str,
1050    field: Box<dyn AnySettingField>,
1051    metadata: Option<Box<SettingsFieldMetadata>>,
1052    files: FileMask,
1053}
1054
1055struct DynamicItem {
1056    discriminant: SettingItem,
1057    pick_discriminant: fn(&SettingsContent) -> Option<usize>,
1058    fields: Vec<Vec<SettingItem>>,
1059}
1060
1061impl PartialEq for DynamicItem {
1062    fn eq(&self, other: &Self) -> bool {
1063        self.discriminant == other.discriminant && self.fields == other.fields
1064    }
1065}
1066
1067#[derive(PartialEq, Eq, Clone, Copy)]
1068struct FileMask(u8);
1069
1070impl std::fmt::Debug for FileMask {
1071    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
1072        write!(f, "FileMask(")?;
1073        let mut items = vec![];
1074
1075        if self.contains(USER) {
1076            items.push("USER");
1077        }
1078        if self.contains(PROJECT) {
1079            items.push("LOCAL");
1080        }
1081        if self.contains(SERVER) {
1082            items.push("SERVER");
1083        }
1084
1085        write!(f, "{})", items.join(" | "))
1086    }
1087}
1088
1089const USER: FileMask = FileMask(1 << 0);
1090const PROJECT: FileMask = FileMask(1 << 2);
1091const SERVER: FileMask = FileMask(1 << 3);
1092
1093impl std::ops::BitAnd for FileMask {
1094    type Output = Self;
1095
1096    fn bitand(self, other: Self) -> Self {
1097        Self(self.0 & other.0)
1098    }
1099}
1100
1101impl std::ops::BitOr for FileMask {
1102    type Output = Self;
1103
1104    fn bitor(self, other: Self) -> Self {
1105        Self(self.0 | other.0)
1106    }
1107}
1108
1109impl FileMask {
1110    fn contains(&self, other: FileMask) -> bool {
1111        self.0 & other.0 != 0
1112    }
1113}
1114
1115impl PartialEq for SettingItem {
1116    fn eq(&self, other: &Self) -> bool {
1117        self.title == other.title
1118            && self.description == other.description
1119            && (match (&self.metadata, &other.metadata) {
1120                (None, None) => true,
1121                (Some(m1), Some(m2)) => m1.placeholder == m2.placeholder,
1122                _ => false,
1123            })
1124    }
1125}
1126
1127#[derive(Clone)]
1128struct SubPageLink {
1129    title: SharedString,
1130    files: FileMask,
1131    render: Arc<
1132        dyn Fn(&mut SettingsWindow, &mut Window, &mut Context<SettingsWindow>) -> AnyElement
1133            + 'static
1134            + Send
1135            + Sync,
1136    >,
1137}
1138
1139impl PartialEq for SubPageLink {
1140    fn eq(&self, other: &Self) -> bool {
1141        self.title == other.title
1142    }
1143}
1144
1145fn all_language_names(cx: &App) -> Vec<SharedString> {
1146    workspace::AppState::global(cx)
1147        .upgrade()
1148        .map_or(vec![], |state| {
1149            state
1150                .languages
1151                .language_names()
1152                .into_iter()
1153                .filter(|name| name.as_ref() != "Zed Keybind Context")
1154                .map(Into::into)
1155                .collect()
1156        })
1157}
1158
1159#[allow(unused)]
1160#[derive(Clone, PartialEq)]
1161enum SettingsUiFile {
1162    User,                                // Uses all settings.
1163    Project((WorktreeId, Arc<RelPath>)), // Has a special name, and special set of settings
1164    Server(&'static str),                // Uses a special name, and the user settings
1165}
1166
1167impl SettingsUiFile {
1168    fn setting_type(&self) -> &'static str {
1169        match self {
1170            SettingsUiFile::User => "User",
1171            SettingsUiFile::Project(_) => "Project",
1172            SettingsUiFile::Server(_) => "Server",
1173        }
1174    }
1175
1176    fn is_server(&self) -> bool {
1177        matches!(self, SettingsUiFile::Server(_))
1178    }
1179
1180    fn worktree_id(&self) -> Option<WorktreeId> {
1181        match self {
1182            SettingsUiFile::User => None,
1183            SettingsUiFile::Project((worktree_id, _)) => Some(*worktree_id),
1184            SettingsUiFile::Server(_) => None,
1185        }
1186    }
1187
1188    fn from_settings(file: settings::SettingsFile) -> Option<Self> {
1189        Some(match file {
1190            settings::SettingsFile::User => SettingsUiFile::User,
1191            settings::SettingsFile::Project(location) => SettingsUiFile::Project(location),
1192            settings::SettingsFile::Server => SettingsUiFile::Server("todo: server name"),
1193            settings::SettingsFile::Default => return None,
1194            settings::SettingsFile::Global => return None,
1195        })
1196    }
1197
1198    fn to_settings(&self) -> settings::SettingsFile {
1199        match self {
1200            SettingsUiFile::User => settings::SettingsFile::User,
1201            SettingsUiFile::Project(location) => settings::SettingsFile::Project(location.clone()),
1202            SettingsUiFile::Server(_) => settings::SettingsFile::Server,
1203        }
1204    }
1205
1206    fn mask(&self) -> FileMask {
1207        match self {
1208            SettingsUiFile::User => USER,
1209            SettingsUiFile::Project(_) => PROJECT,
1210            SettingsUiFile::Server(_) => SERVER,
1211        }
1212    }
1213}
1214
1215impl SettingsWindow {
1216    fn new(
1217        original_window: Option<WindowHandle<Workspace>>,
1218        window: &mut Window,
1219        cx: &mut Context<Self>,
1220    ) -> Self {
1221        let font_family_cache = theme::FontFamilyCache::global(cx);
1222
1223        cx.spawn(async move |this, cx| {
1224            font_family_cache.prefetch(cx).await;
1225            this.update(cx, |_, cx| {
1226                cx.notify();
1227            })
1228        })
1229        .detach();
1230
1231        let current_file = SettingsUiFile::User;
1232        let search_bar = cx.new(|cx| {
1233            let mut editor = Editor::single_line(window, cx);
1234            editor.set_placeholder_text("Search settings…", window, cx);
1235            editor
1236        });
1237
1238        cx.subscribe(&search_bar, |this, _, event: &EditorEvent, cx| {
1239            let EditorEvent::Edited { transaction_id: _ } = event else {
1240                return;
1241            };
1242
1243            this.update_matches(cx);
1244        })
1245        .detach();
1246
1247        cx.observe_global_in::<SettingsStore>(window, move |this, window, cx| {
1248            this.fetch_files(window, cx);
1249            cx.notify();
1250        })
1251        .detach();
1252
1253        cx.on_window_closed(|cx| {
1254            if let Some(existing_window) = cx
1255                .windows()
1256                .into_iter()
1257                .find_map(|window| window.downcast::<SettingsWindow>())
1258                && cx.windows().len() == 1
1259            {
1260                cx.update_window(*existing_window, |_, window, _| {
1261                    window.remove_window();
1262                })
1263                .ok();
1264
1265                telemetry::event!("Settings Closed")
1266            }
1267        })
1268        .detach();
1269
1270        if let Some(app_state) = AppState::global(cx).upgrade() {
1271            for project in app_state
1272                .workspace_store
1273                .read(cx)
1274                .workspaces()
1275                .iter()
1276                .filter_map(|space| {
1277                    space
1278                        .read(cx)
1279                        .ok()
1280                        .map(|workspace| workspace.project().clone())
1281                })
1282                .collect::<Vec<_>>()
1283            {
1284                cx.subscribe_in(&project, window, Self::handle_project_event)
1285                    .detach();
1286            }
1287        } else {
1288            log::error!("App state doesn't exist when creating a new settings window");
1289        }
1290
1291        let this_weak = cx.weak_entity();
1292        cx.observe_new::<Project>({
1293            move |_, window, cx| {
1294                let project = cx.entity();
1295                let Some(window) = window else {
1296                    return;
1297                };
1298
1299                this_weak
1300                    .update(cx, |_, cx| {
1301                        cx.subscribe_in(&project, window, Self::handle_project_event)
1302                            .detach();
1303                    })
1304                    .ok();
1305            }
1306        })
1307        .detach();
1308
1309        let title_bar = if !cfg!(target_os = "macos") {
1310            Some(cx.new(|cx| PlatformTitleBar::new("settings-title-bar", cx)))
1311        } else {
1312            None
1313        };
1314
1315        // high overdraw value so the list scrollbar len doesn't change too much
1316        let list_state = gpui::ListState::new(0, gpui::ListAlignment::Top, px(0.0)).measure_all();
1317        list_state.set_scroll_handler(|_, _, _| {});
1318
1319        let mut this = Self {
1320            title_bar,
1321            original_window,
1322
1323            worktree_root_dirs: HashMap::default(),
1324            files: vec![],
1325
1326            current_file: current_file,
1327            pages: vec![],
1328            navbar_entries: vec![],
1329            navbar_entry: 0,
1330            navbar_scroll_handle: UniformListScrollHandle::default(),
1331            search_bar,
1332            search_task: None,
1333            filter_table: vec![],
1334            has_query: false,
1335            content_handles: vec![],
1336            sub_page_scroll_handle: ScrollHandle::new(),
1337            focus_handle: cx.focus_handle(),
1338            navbar_focus_handle: NonFocusableHandle::new(
1339                NAVBAR_CONTAINER_TAB_INDEX,
1340                false,
1341                window,
1342                cx,
1343            ),
1344            navbar_focus_subscriptions: vec![],
1345            content_focus_handle: NonFocusableHandle::new(
1346                CONTENT_CONTAINER_TAB_INDEX,
1347                false,
1348                window,
1349                cx,
1350            ),
1351            files_focus_handle: cx
1352                .focus_handle()
1353                .tab_index(HEADER_CONTAINER_TAB_INDEX)
1354                .tab_stop(false),
1355            search_index: None,
1356            shown_errors: HashSet::default(),
1357            list_state,
1358        };
1359
1360        this.fetch_files(window, cx);
1361        this.build_ui(window, cx);
1362        this.build_search_index();
1363
1364        this.search_bar.update(cx, |editor, cx| {
1365            editor.focus_handle(cx).focus(window);
1366        });
1367
1368        this
1369    }
1370
1371    fn handle_project_event(
1372        &mut self,
1373        _: &Entity<Project>,
1374        event: &project::Event,
1375        window: &mut Window,
1376        cx: &mut Context<SettingsWindow>,
1377    ) {
1378        match event {
1379            project::Event::WorktreeRemoved(_) | project::Event::WorktreeAdded(_) => {
1380                cx.defer_in(window, |this, window, cx| {
1381                    this.fetch_files(window, cx);
1382                });
1383            }
1384            _ => {}
1385        }
1386    }
1387
1388    fn toggle_navbar_entry(&mut self, nav_entry_index: usize) {
1389        // We can only toggle root entries
1390        if !self.navbar_entries[nav_entry_index].is_root {
1391            return;
1392        }
1393
1394        let expanded = &mut self.navbar_entries[nav_entry_index].expanded;
1395        *expanded = !*expanded;
1396        self.navbar_entry = nav_entry_index;
1397        self.reset_list_state();
1398    }
1399
1400    fn build_navbar(&mut self, cx: &App) {
1401        let mut navbar_entries = Vec::new();
1402
1403        for (page_index, page) in self.pages.iter().enumerate() {
1404            navbar_entries.push(NavBarEntry {
1405                title: page.title,
1406                is_root: true,
1407                expanded: false,
1408                page_index,
1409                item_index: None,
1410                focus_handle: cx.focus_handle().tab_index(0).tab_stop(true),
1411            });
1412
1413            for (item_index, item) in page.items.iter().enumerate() {
1414                let SettingsPageItem::SectionHeader(title) = item else {
1415                    continue;
1416                };
1417                navbar_entries.push(NavBarEntry {
1418                    title,
1419                    is_root: false,
1420                    expanded: false,
1421                    page_index,
1422                    item_index: Some(item_index),
1423                    focus_handle: cx.focus_handle().tab_index(0).tab_stop(true),
1424                });
1425            }
1426        }
1427
1428        self.navbar_entries = navbar_entries;
1429    }
1430
1431    fn setup_navbar_focus_subscriptions(
1432        &mut self,
1433        window: &mut Window,
1434        cx: &mut Context<SettingsWindow>,
1435    ) {
1436        let mut focus_subscriptions = Vec::new();
1437
1438        for entry_index in 0..self.navbar_entries.len() {
1439            let focus_handle = self.navbar_entries[entry_index].focus_handle.clone();
1440
1441            let subscription = cx.on_focus(
1442                &focus_handle,
1443                window,
1444                move |this: &mut SettingsWindow,
1445                      window: &mut Window,
1446                      cx: &mut Context<SettingsWindow>| {
1447                    this.open_and_scroll_to_navbar_entry(entry_index, None, false, window, cx);
1448                },
1449            );
1450            focus_subscriptions.push(subscription);
1451        }
1452        self.navbar_focus_subscriptions = focus_subscriptions;
1453    }
1454
1455    fn visible_navbar_entries(&self) -> impl Iterator<Item = (usize, &NavBarEntry)> {
1456        let mut index = 0;
1457        let entries = &self.navbar_entries;
1458        let search_matches = &self.filter_table;
1459        let has_query = self.has_query;
1460        std::iter::from_fn(move || {
1461            while index < entries.len() {
1462                let entry = &entries[index];
1463                let included_in_search = if let Some(item_index) = entry.item_index {
1464                    search_matches[entry.page_index][item_index]
1465                } else {
1466                    search_matches[entry.page_index].iter().any(|b| *b)
1467                        || search_matches[entry.page_index].is_empty()
1468                };
1469                if included_in_search {
1470                    break;
1471                }
1472                index += 1;
1473            }
1474            if index >= self.navbar_entries.len() {
1475                return None;
1476            }
1477            let entry = &entries[index];
1478            let entry_index = index;
1479
1480            index += 1;
1481            if entry.is_root && !entry.expanded && !has_query {
1482                while index < entries.len() {
1483                    if entries[index].is_root {
1484                        break;
1485                    }
1486                    index += 1;
1487                }
1488            }
1489
1490            return Some((entry_index, entry));
1491        })
1492    }
1493
1494    fn filter_matches_to_file(&mut self) {
1495        let current_file = self.current_file.mask();
1496        for (page, page_filter) in std::iter::zip(&self.pages, &mut self.filter_table) {
1497            let mut header_index = 0;
1498            let mut any_found_since_last_header = true;
1499
1500            for (index, item) in page.items.iter().enumerate() {
1501                match item {
1502                    SettingsPageItem::SectionHeader(_) => {
1503                        if !any_found_since_last_header {
1504                            page_filter[header_index] = false;
1505                        }
1506                        header_index = index;
1507                        any_found_since_last_header = false;
1508                    }
1509                    SettingsPageItem::SettingItem(SettingItem { files, .. })
1510                    | SettingsPageItem::SubPageLink(SubPageLink { files, .. })
1511                    | SettingsPageItem::DynamicItem(DynamicItem {
1512                        discriminant: SettingItem { files, .. },
1513                        ..
1514                    }) => {
1515                        if !files.contains(current_file) {
1516                            page_filter[index] = false;
1517                        } else {
1518                            any_found_since_last_header = true;
1519                        }
1520                    }
1521                }
1522            }
1523            if let Some(last_header) = page_filter.get_mut(header_index)
1524                && !any_found_since_last_header
1525            {
1526                *last_header = false;
1527            }
1528        }
1529    }
1530
1531    fn update_matches(&mut self, cx: &mut Context<SettingsWindow>) {
1532        self.search_task.take();
1533        let mut query = self.search_bar.read(cx).text(cx);
1534        if query.is_empty() || self.search_index.is_none() {
1535            for page in &mut self.filter_table {
1536                page.fill(true);
1537            }
1538            self.has_query = false;
1539            self.filter_matches_to_file();
1540            self.reset_list_state();
1541            cx.notify();
1542            return;
1543        }
1544
1545        let is_json_link_query;
1546        if query.starts_with("#") {
1547            query.remove(0);
1548            is_json_link_query = true;
1549        } else {
1550            is_json_link_query = false;
1551        }
1552
1553        let search_index = self.search_index.as_ref().unwrap().clone();
1554
1555        fn update_matches_inner(
1556            this: &mut SettingsWindow,
1557            search_index: &SearchIndex,
1558            match_indices: impl Iterator<Item = usize>,
1559            cx: &mut Context<SettingsWindow>,
1560        ) {
1561            for page in &mut this.filter_table {
1562                page.fill(false);
1563            }
1564
1565            for match_index in match_indices {
1566                let SearchKeyLUTEntry {
1567                    page_index,
1568                    header_index,
1569                    item_index,
1570                    ..
1571                } = search_index.key_lut[match_index];
1572                let page = &mut this.filter_table[page_index];
1573                page[header_index] = true;
1574                page[item_index] = true;
1575            }
1576            this.has_query = true;
1577            this.filter_matches_to_file();
1578            this.open_first_nav_page();
1579            this.reset_list_state();
1580            cx.notify();
1581        }
1582
1583        self.search_task = Some(cx.spawn(async move |this, cx| {
1584            if is_json_link_query {
1585                let mut indices = vec![];
1586                for (index, SearchKeyLUTEntry { json_path, .. }) in
1587                    search_index.key_lut.iter().enumerate()
1588                {
1589                    let Some(json_path) = json_path else {
1590                        continue;
1591                    };
1592
1593                    if let Some(post) = query.strip_prefix(json_path)
1594                        && (post.is_empty() || post.starts_with('.'))
1595                    {
1596                        indices.push(index);
1597                    }
1598                }
1599                if !indices.is_empty() {
1600                    this.update(cx, |this, cx| {
1601                        update_matches_inner(this, search_index.as_ref(), indices.into_iter(), cx);
1602                    })
1603                    .ok();
1604                    return;
1605                }
1606            }
1607            let bm25_task = cx.background_spawn({
1608                let search_index = search_index.clone();
1609                let max_results = search_index.key_lut.len();
1610                let query = query.clone();
1611                async move { search_index.bm25_engine.search(&query, max_results) }
1612            });
1613            let cancel_flag = std::sync::atomic::AtomicBool::new(false);
1614            let fuzzy_search_task = fuzzy::match_strings(
1615                search_index.fuzzy_match_candidates.as_slice(),
1616                &query,
1617                false,
1618                true,
1619                search_index.fuzzy_match_candidates.len(),
1620                &cancel_flag,
1621                cx.background_executor().clone(),
1622            );
1623
1624            let fuzzy_matches = fuzzy_search_task.await;
1625
1626            _ = this
1627                .update(cx, |this, cx| {
1628                    // For tuning the score threshold
1629                    // for fuzzy_match in &fuzzy_matches {
1630                    //     let SearchItemKey {
1631                    //         page_index,
1632                    //         header_index,
1633                    //         item_index,
1634                    //     } = search_index.key_lut[fuzzy_match.candidate_id];
1635                    //     let SettingsPageItem::SectionHeader(header) =
1636                    //         this.pages[page_index].items[header_index]
1637                    //     else {
1638                    //         continue;
1639                    //     };
1640                    //     let SettingsPageItem::SettingItem(SettingItem {
1641                    //         title, description, ..
1642                    //     }) = this.pages[page_index].items[item_index]
1643                    //     else {
1644                    //         continue;
1645                    //     };
1646                    //     let score = fuzzy_match.score;
1647                    //     eprint!("# {header} :: QUERY = {query} :: SCORE = {score}\n{title}\n{description}\n\n");
1648                    // }
1649                    update_matches_inner(
1650                        this,
1651                        search_index.as_ref(),
1652                        fuzzy_matches
1653                            .into_iter()
1654                            // MAGIC NUMBER: Was found to have right balance between not too many weird matches, but also
1655                            // flexible enough to catch misspellings and <4 letter queries
1656                            // More flexible is good for us here because fuzzy matches will only be used for things that don't
1657                            // match using bm25
1658                            .take_while(|fuzzy_match| fuzzy_match.score >= 0.3)
1659                            .map(|fuzzy_match| fuzzy_match.candidate_id),
1660                        cx,
1661                    );
1662                })
1663                .ok();
1664
1665            let bm25_matches = bm25_task.await;
1666
1667            _ = this
1668                .update(cx, |this, cx| {
1669                    if bm25_matches.is_empty() {
1670                        return;
1671                    }
1672                    update_matches_inner(
1673                        this,
1674                        search_index.as_ref(),
1675                        bm25_matches
1676                            .into_iter()
1677                            .map(|bm25_match| bm25_match.document.id),
1678                        cx,
1679                    );
1680                })
1681                .ok();
1682
1683            cx.background_executor().timer(Duration::from_secs(1)).await;
1684            telemetry::event!("Settings Searched", query = query)
1685        }));
1686    }
1687
1688    fn build_filter_table(&mut self) {
1689        self.filter_table = self
1690            .pages
1691            .iter()
1692            .map(|page| vec![true; page.items.len()])
1693            .collect::<Vec<_>>();
1694    }
1695
1696    fn build_search_index(&mut self) {
1697        let mut key_lut: Vec<SearchKeyLUTEntry> = vec![];
1698        let mut documents = Vec::default();
1699        let mut fuzzy_match_candidates = Vec::default();
1700
1701        fn push_candidates(
1702            fuzzy_match_candidates: &mut Vec<StringMatchCandidate>,
1703            key_index: usize,
1704            input: &str,
1705        ) {
1706            for word in input.split_ascii_whitespace() {
1707                fuzzy_match_candidates.push(StringMatchCandidate::new(key_index, word));
1708            }
1709        }
1710
1711        // PERF: We are currently searching all items even in project files
1712        // where many settings are filtered out, using the logic in filter_matches_to_file
1713        // we could only search relevant items based on the current file
1714        for (page_index, page) in self.pages.iter().enumerate() {
1715            let mut header_index = 0;
1716            let mut header_str = "";
1717            for (item_index, item) in page.items.iter().enumerate() {
1718                let key_index = key_lut.len();
1719                let mut json_path = None;
1720                match item {
1721                    SettingsPageItem::DynamicItem(DynamicItem {
1722                        discriminant: item, ..
1723                    })
1724                    | SettingsPageItem::SettingItem(item) => {
1725                        json_path = item
1726                            .field
1727                            .json_path()
1728                            .map(|path| path.trim_end_matches('$'));
1729                        documents.push(bm25::Document {
1730                            id: key_index,
1731                            contents: [page.title, header_str, item.title, item.description]
1732                                .join("\n"),
1733                        });
1734                        push_candidates(&mut fuzzy_match_candidates, key_index, item.title);
1735                        push_candidates(&mut fuzzy_match_candidates, key_index, item.description);
1736                    }
1737                    SettingsPageItem::SectionHeader(header) => {
1738                        documents.push(bm25::Document {
1739                            id: key_index,
1740                            contents: header.to_string(),
1741                        });
1742                        push_candidates(&mut fuzzy_match_candidates, key_index, header);
1743                        header_index = item_index;
1744                        header_str = *header;
1745                    }
1746                    SettingsPageItem::SubPageLink(sub_page_link) => {
1747                        documents.push(bm25::Document {
1748                            id: key_index,
1749                            contents: [page.title, header_str, sub_page_link.title.as_ref()]
1750                                .join("\n"),
1751                        });
1752                        push_candidates(
1753                            &mut fuzzy_match_candidates,
1754                            key_index,
1755                            sub_page_link.title.as_ref(),
1756                        );
1757                    }
1758                }
1759                push_candidates(&mut fuzzy_match_candidates, key_index, page.title);
1760                push_candidates(&mut fuzzy_match_candidates, key_index, header_str);
1761
1762                key_lut.push(SearchKeyLUTEntry {
1763                    page_index,
1764                    header_index,
1765                    item_index,
1766                    json_path,
1767                });
1768            }
1769        }
1770        let engine =
1771            bm25::SearchEngineBuilder::with_documents(bm25::Language::English, documents).build();
1772        self.search_index = Some(Arc::new(SearchIndex {
1773            bm25_engine: engine,
1774            key_lut,
1775            fuzzy_match_candidates,
1776        }));
1777    }
1778
1779    fn build_content_handles(&mut self, window: &mut Window, cx: &mut Context<SettingsWindow>) {
1780        self.content_handles = self
1781            .pages
1782            .iter()
1783            .map(|page| {
1784                std::iter::repeat_with(|| NonFocusableHandle::new(0, false, window, cx))
1785                    .take(page.items.len())
1786                    .collect()
1787            })
1788            .collect::<Vec<_>>();
1789    }
1790
1791    fn reset_list_state(&mut self) {
1792        // plus one for the title
1793        let mut visible_items_count = self.visible_page_items().count();
1794
1795        if visible_items_count > 0 {
1796            // show page title if page is non empty
1797            visible_items_count += 1;
1798        }
1799
1800        self.list_state.reset(visible_items_count);
1801    }
1802
1803    fn build_ui(&mut self, window: &mut Window, cx: &mut Context<SettingsWindow>) {
1804        if self.pages.is_empty() {
1805            self.pages = page_data::settings_data(cx);
1806            self.build_navbar(cx);
1807            self.setup_navbar_focus_subscriptions(window, cx);
1808            self.build_content_handles(window, cx);
1809        }
1810        sub_page_stack_mut().clear();
1811        // PERF: doesn't have to be rebuilt, can just be filled with true. pages is constant once it is built
1812        self.build_filter_table();
1813        self.reset_list_state();
1814        self.update_matches(cx);
1815
1816        cx.notify();
1817    }
1818
1819    fn fetch_files(&mut self, window: &mut Window, cx: &mut Context<SettingsWindow>) {
1820        self.worktree_root_dirs.clear();
1821        let prev_files = self.files.clone();
1822        let settings_store = cx.global::<SettingsStore>();
1823        let mut ui_files = vec![];
1824        let mut all_files = settings_store.get_all_files();
1825        if !all_files.contains(&settings::SettingsFile::User) {
1826            all_files.push(settings::SettingsFile::User);
1827        }
1828        for file in all_files {
1829            let Some(settings_ui_file) = SettingsUiFile::from_settings(file) else {
1830                continue;
1831            };
1832            if settings_ui_file.is_server() {
1833                continue;
1834            }
1835
1836            if let Some(worktree_id) = settings_ui_file.worktree_id() {
1837                let directory_name = all_projects(cx)
1838                    .find_map(|project| project.read(cx).worktree_for_id(worktree_id, cx))
1839                    .and_then(|worktree| worktree.read(cx).root_dir())
1840                    .and_then(|root_dir| {
1841                        root_dir
1842                            .file_name()
1843                            .map(|os_string| os_string.to_string_lossy().to_string())
1844                    });
1845
1846                let Some(directory_name) = directory_name else {
1847                    log::error!(
1848                        "No directory name found for settings file at worktree ID: {}",
1849                        worktree_id
1850                    );
1851                    continue;
1852                };
1853
1854                self.worktree_root_dirs.insert(worktree_id, directory_name);
1855            }
1856
1857            let focus_handle = prev_files
1858                .iter()
1859                .find_map(|(prev_file, handle)| {
1860                    (prev_file == &settings_ui_file).then(|| handle.clone())
1861                })
1862                .unwrap_or_else(|| cx.focus_handle().tab_index(0).tab_stop(true));
1863            ui_files.push((settings_ui_file, focus_handle));
1864        }
1865
1866        ui_files.reverse();
1867
1868        let mut missing_worktrees = Vec::new();
1869
1870        for worktree in all_projects(cx)
1871            .flat_map(|project| project.read(cx).worktrees(cx))
1872            .filter(|tree| !self.worktree_root_dirs.contains_key(&tree.read(cx).id()))
1873        {
1874            let worktree = worktree.read(cx);
1875            let worktree_id = worktree.id();
1876            let Some(directory_name) = worktree.root_dir().and_then(|file| {
1877                file.file_name()
1878                    .map(|os_string| os_string.to_string_lossy().to_string())
1879            }) else {
1880                continue;
1881            };
1882
1883            missing_worktrees.push((worktree_id, directory_name.clone()));
1884            let path = RelPath::empty().to_owned().into_arc();
1885
1886            let settings_ui_file = SettingsUiFile::Project((worktree_id, path));
1887
1888            let focus_handle = prev_files
1889                .iter()
1890                .find_map(|(prev_file, handle)| {
1891                    (prev_file == &settings_ui_file).then(|| handle.clone())
1892                })
1893                .unwrap_or_else(|| cx.focus_handle().tab_index(0).tab_stop(true));
1894
1895            ui_files.push((settings_ui_file, focus_handle));
1896        }
1897
1898        self.worktree_root_dirs.extend(missing_worktrees);
1899
1900        self.files = ui_files;
1901        let current_file_still_exists = self
1902            .files
1903            .iter()
1904            .any(|(file, _)| file == &self.current_file);
1905        if !current_file_still_exists {
1906            self.change_file(0, window, cx);
1907        }
1908    }
1909
1910    fn open_navbar_entry_page(&mut self, navbar_entry: usize) {
1911        if !self.is_nav_entry_visible(navbar_entry) {
1912            self.open_first_nav_page();
1913        }
1914
1915        let is_new_page = self.navbar_entries[self.navbar_entry].page_index
1916            != self.navbar_entries[navbar_entry].page_index;
1917        self.navbar_entry = navbar_entry;
1918
1919        // We only need to reset visible items when updating matches
1920        // and selecting a new page
1921        if is_new_page {
1922            self.reset_list_state();
1923        }
1924
1925        sub_page_stack_mut().clear();
1926    }
1927
1928    fn open_first_nav_page(&mut self) {
1929        let Some(first_navbar_entry_index) = self.visible_navbar_entries().next().map(|e| e.0)
1930        else {
1931            return;
1932        };
1933        self.open_navbar_entry_page(first_navbar_entry_index);
1934    }
1935
1936    fn change_file(&mut self, ix: usize, window: &mut Window, cx: &mut Context<SettingsWindow>) {
1937        if ix >= self.files.len() {
1938            self.current_file = SettingsUiFile::User;
1939            self.build_ui(window, cx);
1940            return;
1941        }
1942
1943        if self.files[ix].0 == self.current_file {
1944            return;
1945        }
1946        self.current_file = self.files[ix].0.clone();
1947
1948        if let SettingsUiFile::Project((_, _)) = &self.current_file {
1949            telemetry::event!("Setting Project Clicked");
1950        }
1951
1952        self.build_ui(window, cx);
1953
1954        if self
1955            .visible_navbar_entries()
1956            .any(|(index, _)| index == self.navbar_entry)
1957        {
1958            self.open_and_scroll_to_navbar_entry(self.navbar_entry, None, true, window, cx);
1959        } else {
1960            self.open_first_nav_page();
1961        };
1962    }
1963
1964    fn render_files_header(
1965        &self,
1966        window: &mut Window,
1967        cx: &mut Context<SettingsWindow>,
1968    ) -> impl IntoElement {
1969        static OVERFLOW_LIMIT: usize = 1;
1970
1971        let file_button =
1972            |ix, file: &SettingsUiFile, focus_handle, cx: &mut Context<SettingsWindow>| {
1973                Button::new(
1974                    ix,
1975                    self.display_name(&file)
1976                        .expect("Files should always have a name"),
1977                )
1978                .toggle_state(file == &self.current_file)
1979                .selected_style(ButtonStyle::Tinted(ui::TintColor::Accent))
1980                .track_focus(focus_handle)
1981                .on_click(cx.listener({
1982                    let focus_handle = focus_handle.clone();
1983                    move |this, _: &gpui::ClickEvent, window, cx| {
1984                        this.change_file(ix, window, cx);
1985                        focus_handle.focus(window);
1986                    }
1987                }))
1988            };
1989
1990        let this = cx.entity();
1991
1992        h_flex()
1993            .w_full()
1994            .gap_1()
1995            .justify_between()
1996            .track_focus(&self.files_focus_handle)
1997            .tab_group()
1998            .tab_index(HEADER_GROUP_TAB_INDEX)
1999            .child(
2000                h_flex()
2001                    .gap_1()
2002                    .children(
2003                        self.files.iter().enumerate().take(OVERFLOW_LIMIT).map(
2004                            |(ix, (file, focus_handle))| file_button(ix, file, focus_handle, cx),
2005                        ),
2006                    )
2007                    .when(self.files.len() > OVERFLOW_LIMIT, |div| {
2008                        let selected_file_ix = self
2009                            .files
2010                            .iter()
2011                            .enumerate()
2012                            .skip(OVERFLOW_LIMIT)
2013                            .find_map(|(ix, (file, _))| {
2014                                if file == &self.current_file {
2015                                    Some(ix)
2016                                } else {
2017                                    None
2018                                }
2019                            })
2020                            .unwrap_or(OVERFLOW_LIMIT);
2021
2022                        let (file, focus_handle) = &self.files[selected_file_ix];
2023
2024                        div.child(file_button(selected_file_ix, file, focus_handle, cx))
2025                            .when(self.files.len() > OVERFLOW_LIMIT + 1, |div| {
2026                                div.child(
2027                                    DropdownMenu::new(
2028                                        "more-files",
2029                                        format!("+{}", self.files.len() - (OVERFLOW_LIMIT + 1)),
2030                                        ContextMenu::build(window, cx, move |mut menu, _, _| {
2031                                            for (mut ix, (file, focus_handle)) in self
2032                                                .files
2033                                                .iter()
2034                                                .enumerate()
2035                                                .skip(OVERFLOW_LIMIT + 1)
2036                                            {
2037                                                let (display_name, focus_handle) =
2038                                                    if selected_file_ix == ix {
2039                                                        ix = OVERFLOW_LIMIT;
2040                                                        (
2041                                                            self.display_name(&self.files[ix].0),
2042                                                            self.files[ix].1.clone(),
2043                                                        )
2044                                                    } else {
2045                                                        (
2046                                                            self.display_name(&file),
2047                                                            focus_handle.clone(),
2048                                                        )
2049                                                    };
2050
2051                                                menu = menu.entry(
2052                                                    display_name
2053                                                        .expect("Files should always have a name"),
2054                                                    None,
2055                                                    {
2056                                                        let this = this.clone();
2057                                                        move |window, cx| {
2058                                                            this.update(cx, |this, cx| {
2059                                                                this.change_file(ix, window, cx);
2060                                                            });
2061                                                            focus_handle.focus(window);
2062                                                        }
2063                                                    },
2064                                                );
2065                                            }
2066
2067                                            menu
2068                                        }),
2069                                    )
2070                                    .style(DropdownStyle::Subtle)
2071                                    .trigger_tooltip(Tooltip::text("View Other Projects"))
2072                                    .trigger_icon(IconName::ChevronDown)
2073                                    .attach(gpui::Corner::BottomLeft)
2074                                    .offset(gpui::Point {
2075                                        x: px(0.0),
2076                                        y: px(2.0),
2077                                    })
2078                                    .tab_index(0),
2079                                )
2080                            })
2081                    }),
2082            )
2083            .child(
2084                Button::new("edit-in-json", "Edit in settings.json")
2085                    .tab_index(0_isize)
2086                    .style(ButtonStyle::OutlinedGhost)
2087                    .on_click(cx.listener(|this, _, _, cx| {
2088                        this.open_current_settings_file(cx);
2089                    })),
2090            )
2091    }
2092
2093    pub(crate) fn display_name(&self, file: &SettingsUiFile) -> Option<String> {
2094        match file {
2095            SettingsUiFile::User => Some("User".to_string()),
2096            SettingsUiFile::Project((worktree_id, path)) => self
2097                .worktree_root_dirs
2098                .get(&worktree_id)
2099                .map(|directory_name| {
2100                    let path_style = PathStyle::local();
2101                    if path.is_empty() {
2102                        directory_name.clone()
2103                    } else {
2104                        format!(
2105                            "{}{}{}",
2106                            directory_name,
2107                            path_style.separator(),
2108                            path.display(path_style)
2109                        )
2110                    }
2111                }),
2112            SettingsUiFile::Server(file) => Some(file.to_string()),
2113        }
2114    }
2115
2116    // TODO:
2117    //  Reconsider this after preview launch
2118    // fn file_location_str(&self) -> String {
2119    //     match &self.current_file {
2120    //         SettingsUiFile::User => "settings.json".to_string(),
2121    //         SettingsUiFile::Project((worktree_id, path)) => self
2122    //             .worktree_root_dirs
2123    //             .get(&worktree_id)
2124    //             .map(|directory_name| {
2125    //                 let path_style = PathStyle::local();
2126    //                 let file_path = path.join(paths::local_settings_file_relative_path());
2127    //                 format!(
2128    //                     "{}{}{}",
2129    //                     directory_name,
2130    //                     path_style.separator(),
2131    //                     file_path.display(path_style)
2132    //                 )
2133    //             })
2134    //             .expect("Current file should always be present in root dir map"),
2135    //         SettingsUiFile::Server(file) => file.to_string(),
2136    //     }
2137    // }
2138
2139    fn render_search(&self, _window: &mut Window, cx: &mut App) -> Div {
2140        h_flex()
2141            .py_1()
2142            .px_1p5()
2143            .mb_3()
2144            .gap_1p5()
2145            .rounded_sm()
2146            .bg(cx.theme().colors().editor_background)
2147            .border_1()
2148            .border_color(cx.theme().colors().border)
2149            .child(Icon::new(IconName::MagnifyingGlass).color(Color::Muted))
2150            .child(self.search_bar.clone())
2151    }
2152
2153    fn render_nav(
2154        &self,
2155        window: &mut Window,
2156        cx: &mut Context<SettingsWindow>,
2157    ) -> impl IntoElement {
2158        let visible_count = self.visible_navbar_entries().count();
2159
2160        let focus_keybind_label = if self
2161            .navbar_focus_handle
2162            .read(cx)
2163            .handle
2164            .contains_focused(window, cx)
2165            || self
2166                .visible_navbar_entries()
2167                .any(|(_, entry)| entry.focus_handle.is_focused(window))
2168        {
2169            "Focus Content"
2170        } else {
2171            "Focus Navbar"
2172        };
2173
2174        let mut key_context = KeyContext::new_with_defaults();
2175        key_context.add("NavigationMenu");
2176        key_context.add("menu");
2177        if self.search_bar.focus_handle(cx).is_focused(window) {
2178            key_context.add("search");
2179        }
2180
2181        v_flex()
2182            .key_context(key_context)
2183            .on_action(cx.listener(|this, _: &CollapseNavEntry, window, cx| {
2184                let Some(focused_entry) = this.focused_nav_entry(window, cx) else {
2185                    return;
2186                };
2187                let focused_entry_parent = this.root_entry_containing(focused_entry);
2188                if this.navbar_entries[focused_entry_parent].expanded {
2189                    this.toggle_navbar_entry(focused_entry_parent);
2190                    window.focus(&this.navbar_entries[focused_entry_parent].focus_handle);
2191                }
2192                cx.notify();
2193            }))
2194            .on_action(cx.listener(|this, _: &ExpandNavEntry, window, cx| {
2195                let Some(focused_entry) = this.focused_nav_entry(window, cx) else {
2196                    return;
2197                };
2198                if !this.navbar_entries[focused_entry].is_root {
2199                    return;
2200                }
2201                if !this.navbar_entries[focused_entry].expanded {
2202                    this.toggle_navbar_entry(focused_entry);
2203                }
2204                cx.notify();
2205            }))
2206            .on_action(
2207                cx.listener(|this, _: &FocusPreviousRootNavEntry, window, cx| {
2208                    let entry_index = this
2209                        .focused_nav_entry(window, cx)
2210                        .unwrap_or(this.navbar_entry);
2211                    let mut root_index = None;
2212                    for (index, entry) in this.visible_navbar_entries() {
2213                        if index >= entry_index {
2214                            break;
2215                        }
2216                        if entry.is_root {
2217                            root_index = Some(index);
2218                        }
2219                    }
2220                    let Some(previous_root_index) = root_index else {
2221                        return;
2222                    };
2223                    this.focus_and_scroll_to_nav_entry(previous_root_index, window, cx);
2224                }),
2225            )
2226            .on_action(cx.listener(|this, _: &FocusNextRootNavEntry, window, cx| {
2227                let entry_index = this
2228                    .focused_nav_entry(window, cx)
2229                    .unwrap_or(this.navbar_entry);
2230                let mut root_index = None;
2231                for (index, entry) in this.visible_navbar_entries() {
2232                    if index <= entry_index {
2233                        continue;
2234                    }
2235                    if entry.is_root {
2236                        root_index = Some(index);
2237                        break;
2238                    }
2239                }
2240                let Some(next_root_index) = root_index else {
2241                    return;
2242                };
2243                this.focus_and_scroll_to_nav_entry(next_root_index, window, cx);
2244            }))
2245            .on_action(cx.listener(|this, _: &FocusFirstNavEntry, window, cx| {
2246                if let Some((first_entry_index, _)) = this.visible_navbar_entries().next() {
2247                    this.focus_and_scroll_to_nav_entry(first_entry_index, window, cx);
2248                }
2249            }))
2250            .on_action(cx.listener(|this, _: &FocusLastNavEntry, window, cx| {
2251                if let Some((last_entry_index, _)) = this.visible_navbar_entries().last() {
2252                    this.focus_and_scroll_to_nav_entry(last_entry_index, window, cx);
2253                }
2254            }))
2255            .on_action(cx.listener(|this, _: &FocusNextNavEntry, window, cx| {
2256                let entry_index = this
2257                    .focused_nav_entry(window, cx)
2258                    .unwrap_or(this.navbar_entry);
2259                let mut next_index = None;
2260                for (index, _) in this.visible_navbar_entries() {
2261                    if index > entry_index {
2262                        next_index = Some(index);
2263                        break;
2264                    }
2265                }
2266                let Some(next_entry_index) = next_index else {
2267                    return;
2268                };
2269                this.open_and_scroll_to_navbar_entry(
2270                    next_entry_index,
2271                    Some(gpui::ScrollStrategy::Bottom),
2272                    false,
2273                    window,
2274                    cx,
2275                );
2276            }))
2277            .on_action(cx.listener(|this, _: &FocusPreviousNavEntry, window, cx| {
2278                let entry_index = this
2279                    .focused_nav_entry(window, cx)
2280                    .unwrap_or(this.navbar_entry);
2281                let mut prev_index = None;
2282                for (index, _) in this.visible_navbar_entries() {
2283                    if index >= entry_index {
2284                        break;
2285                    }
2286                    prev_index = Some(index);
2287                }
2288                let Some(prev_entry_index) = prev_index else {
2289                    return;
2290                };
2291                this.open_and_scroll_to_navbar_entry(
2292                    prev_entry_index,
2293                    Some(gpui::ScrollStrategy::Top),
2294                    false,
2295                    window,
2296                    cx,
2297                );
2298            }))
2299            .w_56()
2300            .h_full()
2301            .p_2p5()
2302            .when(cfg!(target_os = "macos"), |this| this.pt_10())
2303            .flex_none()
2304            .border_r_1()
2305            .border_color(cx.theme().colors().border)
2306            .bg(cx.theme().colors().panel_background)
2307            .child(self.render_search(window, cx))
2308            .child(
2309                v_flex()
2310                    .flex_1()
2311                    .overflow_hidden()
2312                    .track_focus(&self.navbar_focus_handle.focus_handle(cx))
2313                    .tab_group()
2314                    .tab_index(NAVBAR_GROUP_TAB_INDEX)
2315                    .child(
2316                        uniform_list(
2317                            "settings-ui-nav-bar",
2318                            visible_count + 1,
2319                            cx.processor(move |this, range: Range<usize>, _, cx| {
2320                                this.visible_navbar_entries()
2321                                    .skip(range.start.saturating_sub(1))
2322                                    .take(range.len())
2323                                    .map(|(entry_index, entry)| {
2324                                        TreeViewItem::new(
2325                                            ("settings-ui-navbar-entry", entry_index),
2326                                            entry.title,
2327                                        )
2328                                        .track_focus(&entry.focus_handle)
2329                                        .root_item(entry.is_root)
2330                                        .toggle_state(this.is_navbar_entry_selected(entry_index))
2331                                        .when(entry.is_root, |item| {
2332                                            item.expanded(entry.expanded || this.has_query)
2333                                                .on_toggle(cx.listener(
2334                                                    move |this, _, window, cx| {
2335                                                        this.toggle_navbar_entry(entry_index);
2336                                                        window.focus(
2337                                                            &this.navbar_entries[entry_index]
2338                                                                .focus_handle,
2339                                                        );
2340                                                        cx.notify();
2341                                                    },
2342                                                ))
2343                                        })
2344                                        .on_click({
2345                                            let category = this.pages[entry.page_index].title;
2346                                            let subcategory =
2347                                                (!entry.is_root).then_some(entry.title);
2348
2349                                            cx.listener(move |this, _, window, cx| {
2350                                                telemetry::event!(
2351                                                    "Settings Navigation Clicked",
2352                                                    category = category,
2353                                                    subcategory = subcategory
2354                                                );
2355
2356                                                this.open_and_scroll_to_navbar_entry(
2357                                                    entry_index,
2358                                                    None,
2359                                                    true,
2360                                                    window,
2361                                                    cx,
2362                                                );
2363                                            })
2364                                        })
2365                                    })
2366                                    .collect()
2367                            }),
2368                        )
2369                        .size_full()
2370                        .track_scroll(self.navbar_scroll_handle.clone()),
2371                    )
2372                    .vertical_scrollbar_for(self.navbar_scroll_handle.clone(), window, cx),
2373            )
2374            .child(
2375                h_flex()
2376                    .w_full()
2377                    .h_8()
2378                    .p_2()
2379                    .pb_0p5()
2380                    .flex_shrink_0()
2381                    .border_t_1()
2382                    .border_color(cx.theme().colors().border_variant)
2383                    .child(
2384                        KeybindingHint::new(
2385                            KeyBinding::for_action_in(
2386                                &ToggleFocusNav,
2387                                &self.navbar_focus_handle.focus_handle(cx),
2388                                cx,
2389                            ),
2390                            cx.theme().colors().surface_background.opacity(0.5),
2391                        )
2392                        .suffix(focus_keybind_label),
2393                    ),
2394            )
2395    }
2396
2397    fn open_and_scroll_to_navbar_entry(
2398        &mut self,
2399        navbar_entry_index: usize,
2400        scroll_strategy: Option<gpui::ScrollStrategy>,
2401        focus_content: bool,
2402        window: &mut Window,
2403        cx: &mut Context<Self>,
2404    ) {
2405        self.open_navbar_entry_page(navbar_entry_index);
2406        cx.notify();
2407
2408        let mut handle_to_focus = None;
2409
2410        if self.navbar_entries[navbar_entry_index].is_root
2411            || !self.is_nav_entry_visible(navbar_entry_index)
2412        {
2413            self.sub_page_scroll_handle
2414                .set_offset(point(px(0.), px(0.)));
2415            if focus_content {
2416                let Some(first_item_index) =
2417                    self.visible_page_items().next().map(|(index, _)| index)
2418                else {
2419                    return;
2420                };
2421                handle_to_focus = Some(self.focus_handle_for_content_element(first_item_index, cx));
2422            } else if !self.is_nav_entry_visible(navbar_entry_index) {
2423                let Some(first_visible_nav_entry_index) =
2424                    self.visible_navbar_entries().next().map(|(index, _)| index)
2425                else {
2426                    return;
2427                };
2428                self.focus_and_scroll_to_nav_entry(first_visible_nav_entry_index, window, cx);
2429            } else {
2430                handle_to_focus =
2431                    Some(self.navbar_entries[navbar_entry_index].focus_handle.clone());
2432            }
2433        } else {
2434            let entry_item_index = self.navbar_entries[navbar_entry_index]
2435                .item_index
2436                .expect("Non-root items should have an item index");
2437            self.scroll_to_content_item(entry_item_index, window, cx);
2438            if focus_content {
2439                handle_to_focus = Some(self.focus_handle_for_content_element(entry_item_index, cx));
2440            } else {
2441                handle_to_focus =
2442                    Some(self.navbar_entries[navbar_entry_index].focus_handle.clone());
2443            }
2444        }
2445
2446        if let Some(scroll_strategy) = scroll_strategy
2447            && let Some(logical_entry_index) = self
2448                .visible_navbar_entries()
2449                .into_iter()
2450                .position(|(index, _)| index == navbar_entry_index)
2451        {
2452            self.navbar_scroll_handle
2453                .scroll_to_item(logical_entry_index + 1, scroll_strategy);
2454        }
2455
2456        // Page scroll handle updates the active item index
2457        // in it's next paint call after using scroll_handle.scroll_to_top_of_item
2458        // The call after that updates the offset of the scroll handle. So to
2459        // ensure the scroll handle doesn't lag behind we need to render three frames
2460        // back to back.
2461        cx.on_next_frame(window, move |_, window, cx| {
2462            if let Some(handle) = handle_to_focus.as_ref() {
2463                window.focus(handle);
2464            }
2465
2466            cx.on_next_frame(window, |_, _, cx| {
2467                cx.notify();
2468            });
2469            cx.notify();
2470        });
2471        cx.notify();
2472    }
2473
2474    fn scroll_to_content_item(
2475        &self,
2476        content_item_index: usize,
2477        _window: &mut Window,
2478        cx: &mut Context<Self>,
2479    ) {
2480        let index = self
2481            .visible_page_items()
2482            .position(|(index, _)| index == content_item_index)
2483            .unwrap_or(0);
2484        if index == 0 {
2485            self.sub_page_scroll_handle
2486                .set_offset(point(px(0.), px(0.)));
2487            self.list_state.scroll_to(gpui::ListOffset {
2488                item_ix: 0,
2489                offset_in_item: px(0.),
2490            });
2491            return;
2492        }
2493        self.list_state.scroll_to(gpui::ListOffset {
2494            item_ix: index + 1,
2495            offset_in_item: px(0.),
2496        });
2497        cx.notify();
2498    }
2499
2500    fn is_nav_entry_visible(&self, nav_entry_index: usize) -> bool {
2501        self.visible_navbar_entries()
2502            .any(|(index, _)| index == nav_entry_index)
2503    }
2504
2505    fn focus_and_scroll_to_first_visible_nav_entry(
2506        &self,
2507        window: &mut Window,
2508        cx: &mut Context<Self>,
2509    ) {
2510        if let Some(nav_entry_index) = self.visible_navbar_entries().next().map(|(index, _)| index)
2511        {
2512            self.focus_and_scroll_to_nav_entry(nav_entry_index, window, cx);
2513        }
2514    }
2515
2516    fn focus_and_scroll_to_nav_entry(
2517        &self,
2518        nav_entry_index: usize,
2519        window: &mut Window,
2520        cx: &mut Context<Self>,
2521    ) {
2522        let Some(position) = self
2523            .visible_navbar_entries()
2524            .position(|(index, _)| index == nav_entry_index)
2525        else {
2526            return;
2527        };
2528        self.navbar_scroll_handle
2529            .scroll_to_item(position, gpui::ScrollStrategy::Top);
2530        window.focus(&self.navbar_entries[nav_entry_index].focus_handle);
2531        cx.notify();
2532    }
2533
2534    fn visible_page_items(&self) -> impl Iterator<Item = (usize, &SettingsPageItem)> {
2535        let page_idx = self.current_page_index();
2536
2537        self.current_page()
2538            .items
2539            .iter()
2540            .enumerate()
2541            .filter_map(move |(item_index, item)| {
2542                self.filter_table[page_idx][item_index].then_some((item_index, item))
2543            })
2544    }
2545
2546    fn render_sub_page_breadcrumbs(&self) -> impl IntoElement {
2547        let mut items = vec![];
2548        items.push(self.current_page().title.into());
2549        items.extend(
2550            sub_page_stack()
2551                .iter()
2552                .flat_map(|page| [page.section_header.into(), page.link.title.clone()]),
2553        );
2554
2555        let last = items.pop().unwrap();
2556        h_flex()
2557            .gap_1()
2558            .children(
2559                items
2560                    .into_iter()
2561                    .flat_map(|item| [item, "/".into()])
2562                    .map(|item| Label::new(item).color(Color::Muted)),
2563            )
2564            .child(Label::new(last))
2565    }
2566
2567    fn render_empty_state(&self, search_query: SharedString) -> impl IntoElement {
2568        v_flex()
2569            .size_full()
2570            .items_center()
2571            .justify_center()
2572            .gap_1()
2573            .child(Label::new("No Results"))
2574            .child(
2575                Label::new(search_query)
2576                    .size(LabelSize::Small)
2577                    .color(Color::Muted),
2578            )
2579    }
2580
2581    fn render_page_items(
2582        &mut self,
2583        page_index: usize,
2584        _window: &mut Window,
2585        cx: &mut Context<SettingsWindow>,
2586    ) -> impl IntoElement {
2587        let mut page_content = v_flex().id("settings-ui-page").size_full();
2588
2589        let has_active_search = !self.search_bar.read(cx).is_empty(cx);
2590        let has_no_results = self.visible_page_items().next().is_none() && has_active_search;
2591
2592        if has_no_results {
2593            let search_query = self.search_bar.read(cx).text(cx);
2594            page_content = page_content.child(
2595                self.render_empty_state(format!("No settings match \"{}\"", search_query).into()),
2596            )
2597        } else {
2598            let last_non_header_index = self
2599                .visible_page_items()
2600                .filter_map(|(index, item)| {
2601                    (!matches!(item, SettingsPageItem::SectionHeader(_))).then_some(index)
2602                })
2603                .last();
2604
2605            let root_nav_label = self
2606                .navbar_entries
2607                .iter()
2608                .find(|entry| entry.is_root && entry.page_index == self.current_page_index())
2609                .map(|entry| entry.title);
2610
2611            let list_content = list(
2612                self.list_state.clone(),
2613                cx.processor(move |this, index, window, cx| {
2614                    if index == 0 {
2615                        return div()
2616                            .px_8()
2617                            .when(sub_page_stack().is_empty(), |this| {
2618                                this.when_some(root_nav_label, |this, title| {
2619                                    this.child(
2620                                        Label::new(title).size(LabelSize::Large).mt_2().mb_3(),
2621                                    )
2622                                })
2623                            })
2624                            .into_any_element();
2625                    }
2626
2627                    let mut visible_items = this.visible_page_items();
2628                    let Some((actual_item_index, item)) = visible_items.nth(index - 1) else {
2629                        return gpui::Empty.into_any_element();
2630                    };
2631
2632                    let no_bottom_border = visible_items
2633                        .next()
2634                        .map(|(_, item)| matches!(item, SettingsPageItem::SectionHeader(_)))
2635                        .unwrap_or(false);
2636
2637                    let is_last = Some(actual_item_index) == last_non_header_index;
2638
2639                    let item_focus_handle =
2640                        this.content_handles[page_index][actual_item_index].focus_handle(cx);
2641
2642                    v_flex()
2643                        .id(("settings-page-item", actual_item_index))
2644                        .track_focus(&item_focus_handle)
2645                        .w_full()
2646                        .min_w_0()
2647                        .child(item.render(
2648                            this,
2649                            actual_item_index,
2650                            no_bottom_border || is_last,
2651                            window,
2652                            cx,
2653                        ))
2654                        .into_any_element()
2655                }),
2656            );
2657
2658            page_content = page_content.child(list_content.size_full())
2659        }
2660        page_content
2661    }
2662
2663    fn render_sub_page_items<'a, Items: Iterator<Item = (usize, &'a SettingsPageItem)>>(
2664        &self,
2665        items: Items,
2666        page_index: Option<usize>,
2667        window: &mut Window,
2668        cx: &mut Context<SettingsWindow>,
2669    ) -> impl IntoElement {
2670        let mut page_content = v_flex()
2671            .id("settings-ui-page")
2672            .size_full()
2673            .overflow_y_scroll()
2674            .track_scroll(&self.sub_page_scroll_handle);
2675
2676        let items: Vec<_> = items.collect();
2677        let items_len = items.len();
2678        let mut section_header = None;
2679
2680        let has_active_search = !self.search_bar.read(cx).is_empty(cx);
2681        let has_no_results = items_len == 0 && has_active_search;
2682
2683        if has_no_results {
2684            let search_query = self.search_bar.read(cx).text(cx);
2685            page_content = page_content.child(
2686                self.render_empty_state(format!("No settings match \"{}\"", search_query).into()),
2687            )
2688        } else {
2689            let last_non_header_index = items
2690                .iter()
2691                .enumerate()
2692                .rev()
2693                .find(|(_, (_, item))| !matches!(item, SettingsPageItem::SectionHeader(_)))
2694                .map(|(index, _)| index);
2695
2696            let root_nav_label = self
2697                .navbar_entries
2698                .iter()
2699                .find(|entry| entry.is_root && entry.page_index == self.current_page_index())
2700                .map(|entry| entry.title);
2701
2702            page_content = page_content
2703                .when(sub_page_stack().is_empty(), |this| {
2704                    this.when_some(root_nav_label, |this, title| {
2705                        this.child(Label::new(title).size(LabelSize::Large).mt_2().mb_3())
2706                    })
2707                })
2708                .children(items.clone().into_iter().enumerate().map(
2709                    |(index, (actual_item_index, item))| {
2710                        let no_bottom_border = items
2711                            .get(index + 1)
2712                            .map(|(_, next_item)| {
2713                                matches!(next_item, SettingsPageItem::SectionHeader(_))
2714                            })
2715                            .unwrap_or(false);
2716                        let is_last = Some(index) == last_non_header_index;
2717
2718                        if let SettingsPageItem::SectionHeader(header) = item {
2719                            section_header = Some(*header);
2720                        }
2721                        v_flex()
2722                            .w_full()
2723                            .min_w_0()
2724                            .id(("settings-page-item", actual_item_index))
2725                            .when_some(page_index, |element, page_index| {
2726                                element.track_focus(
2727                                    &self.content_handles[page_index][actual_item_index]
2728                                        .focus_handle(cx),
2729                                )
2730                            })
2731                            .child(item.render(
2732                                self,
2733                                actual_item_index,
2734                                no_bottom_border || is_last,
2735                                window,
2736                                cx,
2737                            ))
2738                    },
2739                ))
2740        }
2741        page_content
2742    }
2743
2744    fn render_page(
2745        &mut self,
2746        window: &mut Window,
2747        cx: &mut Context<SettingsWindow>,
2748    ) -> impl IntoElement {
2749        let page_header;
2750        let page_content;
2751
2752        if sub_page_stack().is_empty() {
2753            page_header = self.render_files_header(window, cx).into_any_element();
2754
2755            page_content = self
2756                .render_page_items(self.current_page_index(), window, cx)
2757                .into_any_element();
2758        } else {
2759            page_header = h_flex()
2760                .ml_neg_1p5()
2761                .gap_1()
2762                .child(
2763                    IconButton::new("back-btn", IconName::ArrowLeft)
2764                        .icon_size(IconSize::Small)
2765                        .shape(IconButtonShape::Square)
2766                        .on_click(cx.listener(|this, _, _, cx| {
2767                            this.pop_sub_page(cx);
2768                        })),
2769                )
2770                .child(self.render_sub_page_breadcrumbs())
2771                .into_any_element();
2772
2773            let active_page_render_fn = sub_page_stack().last().unwrap().link.render.clone();
2774            page_content = (active_page_render_fn)(self, window, cx);
2775        }
2776
2777        let mut warning_banner = gpui::Empty.into_any_element();
2778        if let Some(error) =
2779            SettingsStore::global(cx).error_for_file(self.current_file.to_settings())
2780        {
2781            fn banner(
2782                label: &'static str,
2783                error: String,
2784                shown_errors: &mut HashSet<String>,
2785                cx: &mut Context<SettingsWindow>,
2786            ) -> impl IntoElement {
2787                if shown_errors.insert(error.clone()) {
2788                    telemetry::event!("Settings Error Shown", label = label, error = &error);
2789                }
2790                Banner::new()
2791                    .severity(Severity::Warning)
2792                    .child(
2793                        v_flex()
2794                            .my_0p5()
2795                            .gap_0p5()
2796                            .child(Label::new(label))
2797                            .child(Label::new(error).size(LabelSize::Small).color(Color::Muted)),
2798                    )
2799                    .action_slot(
2800                        div().pr_1().pb_1().child(
2801                            Button::new("fix-in-json", "Fix in settings.json")
2802                                .tab_index(0_isize)
2803                                .style(ButtonStyle::Tinted(ui::TintColor::Warning))
2804                                .on_click(cx.listener(|this, _, _, cx| {
2805                                    this.open_current_settings_file(cx);
2806                                })),
2807                        ),
2808                    )
2809            }
2810
2811            let parse_error = error.parse_error();
2812            let parse_failed = parse_error.is_some();
2813
2814            warning_banner = v_flex()
2815                .gap_2()
2816                .when_some(parse_error, |this, err| {
2817                    this.child(banner(
2818                        "Failed to load your settings. Some values may be incorrect and changes may be lost.",
2819                        err,
2820                        &mut self.shown_errors,
2821                        cx,
2822                    ))
2823                })
2824                .map(|this| match &error.migration_status {
2825                    settings::MigrationStatus::Succeeded => this.child(banner(
2826                        "Your settings are out of date, and need to be updated.",
2827                        match &self.current_file {
2828                            SettingsUiFile::User => "They can be automatically migrated to the latest version.",
2829                            SettingsUiFile::Server(_) | SettingsUiFile::Project(_)  => "They must be manually migrated to the latest version."
2830                        }.to_string(),
2831                        &mut self.shown_errors,
2832                        cx,
2833                    )),
2834                    settings::MigrationStatus::Failed { error: err } if !parse_failed => this
2835                        .child(banner(
2836                            "Your settings file is out of date, automatic migration failed",
2837                            err.clone(),
2838                            &mut self.shown_errors,
2839                            cx,
2840                        )),
2841                    _ => this,
2842                })
2843                .into_any_element()
2844        }
2845
2846        return v_flex()
2847            .id("settings-ui-page")
2848            .on_action(cx.listener(|this, _: &menu::SelectNext, window, cx| {
2849                if !sub_page_stack().is_empty() {
2850                    window.focus_next();
2851                    return;
2852                }
2853                for (logical_index, (actual_index, _)) in this.visible_page_items().enumerate() {
2854                    let handle = this.content_handles[this.current_page_index()][actual_index]
2855                        .focus_handle(cx);
2856                    let mut offset = 1; // for page header
2857
2858                    if let Some((_, next_item)) = this.visible_page_items().nth(logical_index + 1)
2859                        && matches!(next_item, SettingsPageItem::SectionHeader(_))
2860                    {
2861                        offset += 1;
2862                    }
2863                    if handle.contains_focused(window, cx) {
2864                        let next_logical_index = logical_index + offset + 1;
2865                        this.list_state.scroll_to_reveal_item(next_logical_index);
2866                        // We need to render the next item to ensure it's focus handle is in the element tree
2867                        cx.on_next_frame(window, |_, window, cx| {
2868                            cx.notify();
2869                            cx.on_next_frame(window, |_, window, cx| {
2870                                window.focus_next();
2871                                cx.notify();
2872                            });
2873                        });
2874                        cx.notify();
2875                        return;
2876                    }
2877                }
2878                window.focus_next();
2879            }))
2880            .on_action(cx.listener(|this, _: &menu::SelectPrevious, window, cx| {
2881                if !sub_page_stack().is_empty() {
2882                    window.focus_prev();
2883                    return;
2884                }
2885                let mut prev_was_header = false;
2886                for (logical_index, (actual_index, item)) in this.visible_page_items().enumerate() {
2887                    let is_header = matches!(item, SettingsPageItem::SectionHeader(_));
2888                    let handle = this.content_handles[this.current_page_index()][actual_index]
2889                        .focus_handle(cx);
2890                    let mut offset = 1; // for page header
2891
2892                    if prev_was_header {
2893                        offset -= 1;
2894                    }
2895                    if handle.contains_focused(window, cx) {
2896                        let next_logical_index = logical_index + offset - 1;
2897                        this.list_state.scroll_to_reveal_item(next_logical_index);
2898                        // We need to render the next item to ensure it's focus handle is in the element tree
2899                        cx.on_next_frame(window, |_, window, cx| {
2900                            cx.notify();
2901                            cx.on_next_frame(window, |_, window, cx| {
2902                                window.focus_prev();
2903                                cx.notify();
2904                            });
2905                        });
2906                        cx.notify();
2907                        return;
2908                    }
2909                    prev_was_header = is_header;
2910                }
2911                window.focus_prev();
2912            }))
2913            .when(sub_page_stack().is_empty(), |this| {
2914                this.vertical_scrollbar_for(self.list_state.clone(), window, cx)
2915            })
2916            .when(!sub_page_stack().is_empty(), |this| {
2917                this.vertical_scrollbar_for(self.sub_page_scroll_handle.clone(), window, cx)
2918            })
2919            .track_focus(&self.content_focus_handle.focus_handle(cx))
2920            .pt_6()
2921            .gap_4()
2922            .flex_1()
2923            .bg(cx.theme().colors().editor_background)
2924            .child(
2925                v_flex()
2926                    .px_8()
2927                    .gap_2()
2928                    .child(page_header)
2929                    .child(warning_banner),
2930            )
2931            .child(
2932                div()
2933                    .flex_1()
2934                    .size_full()
2935                    .tab_group()
2936                    .tab_index(CONTENT_GROUP_TAB_INDEX)
2937                    .child(page_content),
2938            );
2939    }
2940
2941    /// This function will create a new settings file if one doesn't exist
2942    /// if the current file is a project settings with a valid worktree id
2943    /// We do this because the settings ui allows initializing project settings
2944    fn open_current_settings_file(&mut self, cx: &mut Context<Self>) {
2945        match &self.current_file {
2946            SettingsUiFile::User => {
2947                let Some(original_window) = self.original_window else {
2948                    return;
2949                };
2950                original_window
2951                    .update(cx, |workspace, window, cx| {
2952                        workspace
2953                            .with_local_workspace(window, cx, |workspace, window, cx| {
2954                                let create_task = workspace.project().update(cx, |project, cx| {
2955                                    project.find_or_create_worktree(
2956                                        paths::config_dir().as_path(),
2957                                        false,
2958                                        cx,
2959                                    )
2960                                });
2961                                let open_task = workspace.open_paths(
2962                                    vec![paths::settings_file().to_path_buf()],
2963                                    OpenOptions {
2964                                        visible: Some(OpenVisible::None),
2965                                        ..Default::default()
2966                                    },
2967                                    None,
2968                                    window,
2969                                    cx,
2970                                );
2971
2972                                cx.spawn_in(window, async move |workspace, cx| {
2973                                    create_task.await.ok();
2974                                    open_task.await;
2975
2976                                    workspace.update_in(cx, |_, window, cx| {
2977                                        window.activate_window();
2978                                        cx.notify();
2979                                    })
2980                                })
2981                                .detach();
2982                            })
2983                            .detach();
2984                    })
2985                    .ok();
2986            }
2987            SettingsUiFile::Project((worktree_id, path)) => {
2988                let settings_path = path.join(paths::local_settings_file_relative_path());
2989                let Some(app_state) = workspace::AppState::global(cx).upgrade() else {
2990                    return;
2991                };
2992
2993                let Some((worktree, corresponding_workspace)) = app_state
2994                    .workspace_store
2995                    .read(cx)
2996                    .workspaces()
2997                    .iter()
2998                    .find_map(|workspace| {
2999                        workspace
3000                            .read_with(cx, |workspace, cx| {
3001                                workspace
3002                                    .project()
3003                                    .read(cx)
3004                                    .worktree_for_id(*worktree_id, cx)
3005                            })
3006                            .ok()
3007                            .flatten()
3008                            .zip(Some(*workspace))
3009                    })
3010                else {
3011                    log::error!(
3012                        "No corresponding workspace contains worktree id: {}",
3013                        worktree_id
3014                    );
3015
3016                    return;
3017                };
3018
3019                let create_task = if worktree.read(cx).entry_for_path(&settings_path).is_some() {
3020                    None
3021                } else {
3022                    Some(worktree.update(cx, |tree, cx| {
3023                        tree.create_entry(
3024                            settings_path.clone(),
3025                            false,
3026                            Some("{\n\n}".as_bytes().to_vec()),
3027                            cx,
3028                        )
3029                    }))
3030                };
3031
3032                let worktree_id = *worktree_id;
3033
3034                // TODO: move zed::open_local_file() APIs to this crate, and
3035                // re-implement the "initial_contents" behavior
3036                corresponding_workspace
3037                    .update(cx, |_, window, cx| {
3038                        cx.spawn_in(window, async move |workspace, cx| {
3039                            if let Some(create_task) = create_task {
3040                                create_task.await.ok()?;
3041                            };
3042
3043                            workspace
3044                                .update_in(cx, |workspace, window, cx| {
3045                                    workspace.open_path(
3046                                        (worktree_id, settings_path.clone()),
3047                                        None,
3048                                        true,
3049                                        window,
3050                                        cx,
3051                                    )
3052                                })
3053                                .ok()?
3054                                .await
3055                                .log_err()?;
3056
3057                            workspace
3058                                .update_in(cx, |_, window, cx| {
3059                                    window.activate_window();
3060                                    cx.notify();
3061                                })
3062                                .ok();
3063
3064                            Some(())
3065                        })
3066                        .detach();
3067                    })
3068                    .ok();
3069            }
3070            SettingsUiFile::Server(_) => {
3071                return;
3072            }
3073        };
3074    }
3075
3076    fn current_page_index(&self) -> usize {
3077        self.page_index_from_navbar_index(self.navbar_entry)
3078    }
3079
3080    fn current_page(&self) -> &SettingsPage {
3081        &self.pages[self.current_page_index()]
3082    }
3083
3084    fn page_index_from_navbar_index(&self, index: usize) -> usize {
3085        if self.navbar_entries.is_empty() {
3086            return 0;
3087        }
3088
3089        self.navbar_entries[index].page_index
3090    }
3091
3092    fn is_navbar_entry_selected(&self, ix: usize) -> bool {
3093        ix == self.navbar_entry
3094    }
3095
3096    fn push_sub_page(
3097        &mut self,
3098        sub_page_link: SubPageLink,
3099        section_header: &'static str,
3100        cx: &mut Context<SettingsWindow>,
3101    ) {
3102        sub_page_stack_mut().push(SubPage {
3103            link: sub_page_link,
3104            section_header,
3105        });
3106        cx.notify();
3107    }
3108
3109    fn pop_sub_page(&mut self, cx: &mut Context<SettingsWindow>) {
3110        sub_page_stack_mut().pop();
3111        cx.notify();
3112    }
3113
3114    fn focus_file_at_index(&mut self, index: usize, window: &mut Window) {
3115        if let Some((_, handle)) = self.files.get(index) {
3116            handle.focus(window);
3117        }
3118    }
3119
3120    fn focused_file_index(&self, window: &Window, cx: &Context<Self>) -> usize {
3121        if self.files_focus_handle.contains_focused(window, cx)
3122            && let Some(index) = self
3123                .files
3124                .iter()
3125                .position(|(_, handle)| handle.is_focused(window))
3126        {
3127            return index;
3128        }
3129        if let Some(current_file_index) = self
3130            .files
3131            .iter()
3132            .position(|(file, _)| file == &self.current_file)
3133        {
3134            return current_file_index;
3135        }
3136        0
3137    }
3138
3139    fn focus_handle_for_content_element(
3140        &self,
3141        actual_item_index: usize,
3142        cx: &Context<Self>,
3143    ) -> FocusHandle {
3144        let page_index = self.current_page_index();
3145        self.content_handles[page_index][actual_item_index].focus_handle(cx)
3146    }
3147
3148    fn focused_nav_entry(&self, window: &Window, cx: &App) -> Option<usize> {
3149        if !self
3150            .navbar_focus_handle
3151            .focus_handle(cx)
3152            .contains_focused(window, cx)
3153        {
3154            return None;
3155        }
3156        for (index, entry) in self.navbar_entries.iter().enumerate() {
3157            if entry.focus_handle.is_focused(window) {
3158                return Some(index);
3159            }
3160        }
3161        None
3162    }
3163
3164    fn root_entry_containing(&self, nav_entry_index: usize) -> usize {
3165        let mut index = Some(nav_entry_index);
3166        while let Some(prev_index) = index
3167            && !self.navbar_entries[prev_index].is_root
3168        {
3169            index = prev_index.checked_sub(1);
3170        }
3171        return index.expect("No root entry found");
3172    }
3173}
3174
3175impl Render for SettingsWindow {
3176    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
3177        let ui_font = theme::setup_ui_font(window, cx);
3178
3179        client_side_decorations(
3180            v_flex()
3181                .text_color(cx.theme().colors().text)
3182                .size_full()
3183                .children(self.title_bar.clone())
3184                .child(
3185                    div()
3186                        .id("settings-window")
3187                        .key_context("SettingsWindow")
3188                        .track_focus(&self.focus_handle)
3189                        .on_action(cx.listener(|this, _: &OpenCurrentFile, _, cx| {
3190                            this.open_current_settings_file(cx);
3191                        }))
3192                        .on_action(|_: &Minimize, window, _cx| {
3193                            window.minimize_window();
3194                        })
3195                        .on_action(cx.listener(|this, _: &search::FocusSearch, window, cx| {
3196                            this.search_bar.focus_handle(cx).focus(window);
3197                        }))
3198                        .on_action(cx.listener(|this, _: &ToggleFocusNav, window, cx| {
3199                            if this
3200                                .navbar_focus_handle
3201                                .focus_handle(cx)
3202                                .contains_focused(window, cx)
3203                            {
3204                                this.open_and_scroll_to_navbar_entry(
3205                                    this.navbar_entry,
3206                                    None,
3207                                    true,
3208                                    window,
3209                                    cx,
3210                                );
3211                            } else {
3212                                this.focus_and_scroll_to_nav_entry(this.navbar_entry, window, cx);
3213                            }
3214                        }))
3215                        .on_action(cx.listener(
3216                            |this, FocusFile(file_index): &FocusFile, window, _| {
3217                                this.focus_file_at_index(*file_index as usize, window);
3218                            },
3219                        ))
3220                        .on_action(cx.listener(|this, _: &FocusNextFile, window, cx| {
3221                            let next_index = usize::min(
3222                                this.focused_file_index(window, cx) + 1,
3223                                this.files.len().saturating_sub(1),
3224                            );
3225                            this.focus_file_at_index(next_index, window);
3226                        }))
3227                        .on_action(cx.listener(|this, _: &FocusPreviousFile, window, cx| {
3228                            let prev_index = this.focused_file_index(window, cx).saturating_sub(1);
3229                            this.focus_file_at_index(prev_index, window);
3230                        }))
3231                        .on_action(cx.listener(|this, _: &menu::SelectNext, window, cx| {
3232                            if this
3233                                .search_bar
3234                                .focus_handle(cx)
3235                                .contains_focused(window, cx)
3236                            {
3237                                this.focus_and_scroll_to_first_visible_nav_entry(window, cx);
3238                            } else {
3239                                window.focus_next();
3240                            }
3241                        }))
3242                        .on_action(|_: &menu::SelectPrevious, window, _| {
3243                            window.focus_prev();
3244                        })
3245                        .flex()
3246                        .flex_row()
3247                        .flex_1()
3248                        .min_h_0()
3249                        .font(ui_font)
3250                        .bg(cx.theme().colors().background)
3251                        .text_color(cx.theme().colors().text)
3252                        .when(!cfg!(target_os = "macos"), |this| {
3253                            this.border_t_1().border_color(cx.theme().colors().border)
3254                        })
3255                        .child(self.render_nav(window, cx))
3256                        .child(self.render_page(window, cx)),
3257                ),
3258            window,
3259            cx,
3260        )
3261    }
3262}
3263
3264fn all_projects(cx: &App) -> impl Iterator<Item = Entity<project::Project>> {
3265    workspace::AppState::global(cx)
3266        .upgrade()
3267        .map(|app_state| {
3268            app_state
3269                .workspace_store
3270                .read(cx)
3271                .workspaces()
3272                .iter()
3273                .filter_map(|workspace| Some(workspace.read(cx).ok()?.project().clone()))
3274        })
3275        .into_iter()
3276        .flatten()
3277}
3278
3279fn update_settings_file(
3280    file: SettingsUiFile,
3281    file_name: Option<&'static str>,
3282    cx: &mut App,
3283    update: impl 'static + Send + FnOnce(&mut SettingsContent, &App),
3284) -> Result<()> {
3285    telemetry::event!("Settings Change", setting = file_name, type = file.setting_type());
3286
3287    match file {
3288        SettingsUiFile::Project((worktree_id, rel_path)) => {
3289            let rel_path = rel_path.join(paths::local_settings_file_relative_path());
3290            let Some((worktree, project)) = all_projects(cx).find_map(|project| {
3291                project
3292                    .read(cx)
3293                    .worktree_for_id(worktree_id, cx)
3294                    .zip(Some(project))
3295            }) else {
3296                anyhow::bail!("Could not find project with worktree id: {}", worktree_id);
3297            };
3298
3299            project.update(cx, |project, cx| {
3300                let task = if project.contains_local_settings_file(worktree_id, &rel_path, cx) {
3301                    None
3302                } else {
3303                    Some(worktree.update(cx, |worktree, cx| {
3304                        worktree.create_entry(rel_path.clone(), false, None, cx)
3305                    }))
3306                };
3307
3308                cx.spawn(async move |project, cx| {
3309                    if let Some(task) = task
3310                        && task.await.is_err()
3311                    {
3312                        return;
3313                    };
3314
3315                    project
3316                        .update(cx, |project, cx| {
3317                            project.update_local_settings_file(worktree_id, rel_path, cx, update);
3318                        })
3319                        .ok();
3320                })
3321                .detach();
3322            });
3323
3324            return Ok(());
3325        }
3326        SettingsUiFile::User => {
3327            // todo(settings_ui) error?
3328            SettingsStore::global(cx).update_settings_file(<dyn fs::Fs>::global(cx), update);
3329            Ok(())
3330        }
3331        SettingsUiFile::Server(_) => unimplemented!(),
3332    }
3333}
3334
3335fn render_text_field<T: From<String> + Into<String> + AsRef<str> + Clone>(
3336    field: SettingField<T>,
3337    file: SettingsUiFile,
3338    metadata: Option<&SettingsFieldMetadata>,
3339    _window: &mut Window,
3340    cx: &mut App,
3341) -> AnyElement {
3342    let (_, initial_text) =
3343        SettingsStore::global(cx).get_value_from_file(file.to_settings(), field.pick);
3344    let initial_text = initial_text.filter(|s| !s.as_ref().is_empty());
3345
3346    SettingsInputField::new()
3347        .tab_index(0)
3348        .when_some(initial_text, |editor, text| {
3349            editor.with_initial_text(text.as_ref().to_string())
3350        })
3351        .when_some(
3352            metadata.and_then(|metadata| metadata.placeholder),
3353            |editor, placeholder| editor.with_placeholder(placeholder),
3354        )
3355        .on_confirm({
3356            move |new_text, cx| {
3357                update_settings_file(file.clone(), field.json_path, cx, move |settings, _cx| {
3358                    (field.write)(settings, new_text.map(Into::into));
3359                })
3360                .log_err(); // todo(settings_ui) don't log err
3361            }
3362        })
3363        .into_any_element()
3364}
3365
3366fn render_toggle_button<B: Into<bool> + From<bool> + Copy>(
3367    field: SettingField<B>,
3368    file: SettingsUiFile,
3369    _metadata: Option<&SettingsFieldMetadata>,
3370    _window: &mut Window,
3371    cx: &mut App,
3372) -> AnyElement {
3373    let (_, value) = SettingsStore::global(cx).get_value_from_file(file.to_settings(), field.pick);
3374
3375    let toggle_state = if value.copied().map_or(false, Into::into) {
3376        ToggleState::Selected
3377    } else {
3378        ToggleState::Unselected
3379    };
3380
3381    Switch::new("toggle_button", toggle_state)
3382        .tab_index(0_isize)
3383        .color(SwitchColor::Accent)
3384        .on_click({
3385            move |state, _window, cx| {
3386                telemetry::event!("Settings Change", setting = field.json_path, type = file.setting_type());
3387
3388                let state = *state == ui::ToggleState::Selected;
3389                update_settings_file(file.clone(), field.json_path, cx, move |settings, _cx| {
3390                    (field.write)(settings, Some(state.into()));
3391                })
3392                .log_err(); // todo(settings_ui) don't log err
3393            }
3394        })
3395        .into_any_element()
3396}
3397
3398fn render_number_field<T: NumberFieldType + Send + Sync>(
3399    field: SettingField<T>,
3400    file: SettingsUiFile,
3401    _metadata: Option<&SettingsFieldMetadata>,
3402    window: &mut Window,
3403    cx: &mut App,
3404) -> AnyElement {
3405    let (_, value) = SettingsStore::global(cx).get_value_from_file(file.to_settings(), field.pick);
3406    let value = value.copied().unwrap_or_else(T::min_value);
3407    NumberField::new("numeric_stepper", value, window, cx)
3408        .on_change({
3409            move |value, _window, cx| {
3410                let value = *value;
3411                update_settings_file(file.clone(), field.json_path, cx, move |settings, _cx| {
3412                    (field.write)(settings, Some(value));
3413                })
3414                .log_err(); // todo(settings_ui) don't log err
3415            }
3416        })
3417        .into_any_element()
3418}
3419
3420fn render_dropdown<T>(
3421    field: SettingField<T>,
3422    file: SettingsUiFile,
3423    metadata: Option<&SettingsFieldMetadata>,
3424    window: &mut Window,
3425    cx: &mut App,
3426) -> AnyElement
3427where
3428    T: strum::VariantArray + strum::VariantNames + Copy + PartialEq + Send + Sync + 'static,
3429{
3430    let variants = || -> &'static [T] { <T as strum::VariantArray>::VARIANTS };
3431    let labels = || -> &'static [&'static str] { <T as strum::VariantNames>::VARIANTS };
3432    let should_do_titlecase = metadata
3433        .and_then(|metadata| metadata.should_do_titlecase)
3434        .unwrap_or(true);
3435
3436    let (_, current_value) =
3437        SettingsStore::global(cx).get_value_from_file(file.to_settings(), field.pick);
3438    let current_value = current_value.copied().unwrap_or(variants()[0]);
3439
3440    let current_value_label =
3441        labels()[variants().iter().position(|v| *v == current_value).unwrap()];
3442
3443    DropdownMenu::new(
3444        "dropdown",
3445        if should_do_titlecase {
3446            current_value_label.to_title_case()
3447        } else {
3448            current_value_label.to_string()
3449        },
3450        window.use_state(cx, |window, cx| {
3451            ContextMenu::new(window, cx, move |mut menu, _, _| {
3452                for (&value, &label) in std::iter::zip(variants(), labels()) {
3453                    let file = file.clone();
3454                    menu = menu.toggleable_entry(
3455                        if should_do_titlecase {
3456                            label.to_title_case()
3457                        } else {
3458                            label.to_string()
3459                        },
3460                        value == current_value,
3461                        IconPosition::End,
3462                        None,
3463                        move |_, cx| {
3464                            if value == current_value {
3465                                return;
3466                            }
3467                            update_settings_file(
3468                                file.clone(),
3469                                field.json_path,
3470                                cx,
3471                                move |settings, _cx| {
3472                                    (field.write)(settings, Some(value));
3473                                },
3474                            )
3475                            .log_err(); // todo(settings_ui) don't log err
3476                        },
3477                    );
3478                }
3479                menu
3480            })
3481        }),
3482    )
3483    .tab_index(0)
3484    .trigger_size(ButtonSize::Medium)
3485    .style(DropdownStyle::Outlined)
3486    .offset(gpui::Point {
3487        x: px(0.0),
3488        y: px(2.0),
3489    })
3490    .into_any_element()
3491}
3492
3493fn render_picker_trigger_button(id: SharedString, label: SharedString) -> Button {
3494    Button::new(id, label)
3495        .tab_index(0_isize)
3496        .style(ButtonStyle::Outlined)
3497        .size(ButtonSize::Medium)
3498        .icon(IconName::ChevronUpDown)
3499        .icon_color(Color::Muted)
3500        .icon_size(IconSize::Small)
3501        .icon_position(IconPosition::End)
3502}
3503
3504fn render_font_picker(
3505    field: SettingField<settings::FontFamilyName>,
3506    file: SettingsUiFile,
3507    _metadata: Option<&SettingsFieldMetadata>,
3508    _window: &mut Window,
3509    cx: &mut App,
3510) -> AnyElement {
3511    let current_value = SettingsStore::global(cx)
3512        .get_value_from_file(file.to_settings(), field.pick)
3513        .1
3514        .cloned()
3515        .unwrap_or_else(|| SharedString::default().into());
3516
3517    PopoverMenu::new("font-picker")
3518        .trigger(render_picker_trigger_button(
3519            "font_family_picker_trigger".into(),
3520            current_value.clone().into(),
3521        ))
3522        .menu(move |window, cx| {
3523            let file = file.clone();
3524            let current_value = current_value.clone();
3525
3526            Some(cx.new(move |cx| {
3527                font_picker(
3528                    current_value.clone().into(),
3529                    move |font_name, cx| {
3530                        update_settings_file(
3531                            file.clone(),
3532                            field.json_path,
3533                            cx,
3534                            move |settings, _cx| {
3535                                (field.write)(settings, Some(font_name.into()));
3536                            },
3537                        )
3538                        .log_err(); // todo(settings_ui) don't log err
3539                    },
3540                    window,
3541                    cx,
3542                )
3543            }))
3544        })
3545        .anchor(gpui::Corner::TopLeft)
3546        .offset(gpui::Point {
3547            x: px(0.0),
3548            y: px(2.0),
3549        })
3550        .with_handle(ui::PopoverMenuHandle::default())
3551        .into_any_element()
3552}
3553
3554fn render_theme_picker(
3555    field: SettingField<settings::ThemeName>,
3556    file: SettingsUiFile,
3557    _metadata: Option<&SettingsFieldMetadata>,
3558    _window: &mut Window,
3559    cx: &mut App,
3560) -> AnyElement {
3561    let (_, value) = SettingsStore::global(cx).get_value_from_file(file.to_settings(), field.pick);
3562    let current_value = value
3563        .cloned()
3564        .map(|theme_name| theme_name.0.into())
3565        .unwrap_or_else(|| cx.theme().name.clone());
3566
3567    PopoverMenu::new("theme-picker")
3568        .trigger(render_picker_trigger_button(
3569            "theme_picker_trigger".into(),
3570            current_value.clone(),
3571        ))
3572        .menu(move |window, cx| {
3573            Some(cx.new(|cx| {
3574                let file = file.clone();
3575                let current_value = current_value.clone();
3576                theme_picker(
3577                    current_value,
3578                    move |theme_name, cx| {
3579                        update_settings_file(
3580                            file.clone(),
3581                            field.json_path,
3582                            cx,
3583                            move |settings, _cx| {
3584                                (field.write)(
3585                                    settings,
3586                                    Some(settings::ThemeName(theme_name.into())),
3587                                );
3588                            },
3589                        )
3590                        .log_err(); // todo(settings_ui) don't log err
3591                    },
3592                    window,
3593                    cx,
3594                )
3595            }))
3596        })
3597        .anchor(gpui::Corner::TopLeft)
3598        .offset(gpui::Point {
3599            x: px(0.0),
3600            y: px(2.0),
3601        })
3602        .with_handle(ui::PopoverMenuHandle::default())
3603        .into_any_element()
3604}
3605
3606fn render_icon_theme_picker(
3607    field: SettingField<settings::IconThemeName>,
3608    file: SettingsUiFile,
3609    _metadata: Option<&SettingsFieldMetadata>,
3610    _window: &mut Window,
3611    cx: &mut App,
3612) -> AnyElement {
3613    let (_, value) = SettingsStore::global(cx).get_value_from_file(file.to_settings(), field.pick);
3614    let current_value = value
3615        .cloned()
3616        .map(|theme_name| theme_name.0.into())
3617        .unwrap_or_else(|| cx.theme().name.clone());
3618
3619    PopoverMenu::new("icon-theme-picker")
3620        .trigger(render_picker_trigger_button(
3621            "icon_theme_picker_trigger".into(),
3622            current_value.clone(),
3623        ))
3624        .menu(move |window, cx| {
3625            Some(cx.new(|cx| {
3626                let file = file.clone();
3627                let current_value = current_value.clone();
3628                icon_theme_picker(
3629                    current_value,
3630                    move |theme_name, cx| {
3631                        update_settings_file(
3632                            file.clone(),
3633                            field.json_path,
3634                            cx,
3635                            move |settings, _cx| {
3636                                (field.write)(
3637                                    settings,
3638                                    Some(settings::IconThemeName(theme_name.into())),
3639                                );
3640                            },
3641                        )
3642                        .log_err(); // todo(settings_ui) don't log err
3643                    },
3644                    window,
3645                    cx,
3646                )
3647            }))
3648        })
3649        .anchor(gpui::Corner::TopLeft)
3650        .offset(gpui::Point {
3651            x: px(0.0),
3652            y: px(2.0),
3653        })
3654        .with_handle(ui::PopoverMenuHandle::default())
3655        .into_any_element()
3656}
3657
3658#[cfg(test)]
3659pub mod test {
3660
3661    use super::*;
3662
3663    impl SettingsWindow {
3664        fn navbar_entry(&self) -> usize {
3665            self.navbar_entry
3666        }
3667    }
3668
3669    impl PartialEq for NavBarEntry {
3670        fn eq(&self, other: &Self) -> bool {
3671            self.title == other.title
3672                && self.is_root == other.is_root
3673                && self.expanded == other.expanded
3674                && self.page_index == other.page_index
3675                && self.item_index == other.item_index
3676            // ignoring focus_handle
3677        }
3678    }
3679
3680    pub fn register_settings(cx: &mut App) {
3681        settings::init(cx);
3682        theme::init(theme::LoadThemes::JustBase, cx);
3683        workspace::init_settings(cx);
3684        project::Project::init_settings(cx);
3685        language::init(cx);
3686        editor::init(cx);
3687        menu::init();
3688    }
3689
3690    fn parse(input: &'static str, window: &mut Window, cx: &mut App) -> SettingsWindow {
3691        let mut pages: Vec<SettingsPage> = Vec::new();
3692        let mut expanded_pages = Vec::new();
3693        let mut selected_idx = None;
3694        let mut index = 0;
3695        let mut in_expanded_section = false;
3696
3697        for mut line in input
3698            .lines()
3699            .map(|line| line.trim())
3700            .filter(|line| !line.is_empty())
3701        {
3702            if let Some(pre) = line.strip_suffix('*') {
3703                assert!(selected_idx.is_none(), "Only one selected entry allowed");
3704                selected_idx = Some(index);
3705                line = pre;
3706            }
3707            let (kind, title) = line.split_once(" ").unwrap();
3708            assert_eq!(kind.len(), 1);
3709            let kind = kind.chars().next().unwrap();
3710            if kind == 'v' {
3711                let page_idx = pages.len();
3712                expanded_pages.push(page_idx);
3713                pages.push(SettingsPage {
3714                    title,
3715                    items: vec![],
3716                });
3717                index += 1;
3718                in_expanded_section = true;
3719            } else if kind == '>' {
3720                pages.push(SettingsPage {
3721                    title,
3722                    items: vec![],
3723                });
3724                index += 1;
3725                in_expanded_section = false;
3726            } else if kind == '-' {
3727                pages
3728                    .last_mut()
3729                    .unwrap()
3730                    .items
3731                    .push(SettingsPageItem::SectionHeader(title));
3732                if selected_idx == Some(index) && !in_expanded_section {
3733                    panic!("Items in unexpanded sections cannot be selected");
3734                }
3735                index += 1;
3736            } else {
3737                panic!(
3738                    "Entries must start with one of 'v', '>', or '-'\n line: {}",
3739                    line
3740                );
3741            }
3742        }
3743
3744        let mut settings_window = SettingsWindow {
3745            title_bar: None,
3746            original_window: None,
3747            worktree_root_dirs: HashMap::default(),
3748            files: Vec::default(),
3749            current_file: crate::SettingsUiFile::User,
3750            pages,
3751            search_bar: cx.new(|cx| Editor::single_line(window, cx)),
3752            navbar_entry: selected_idx.expect("Must have a selected navbar entry"),
3753            navbar_entries: Vec::default(),
3754            navbar_scroll_handle: UniformListScrollHandle::default(),
3755            navbar_focus_subscriptions: vec![],
3756            filter_table: vec![],
3757            has_query: false,
3758            content_handles: vec![],
3759            search_task: None,
3760            sub_page_scroll_handle: ScrollHandle::new(),
3761            focus_handle: cx.focus_handle(),
3762            navbar_focus_handle: NonFocusableHandle::new(
3763                NAVBAR_CONTAINER_TAB_INDEX,
3764                false,
3765                window,
3766                cx,
3767            ),
3768            content_focus_handle: NonFocusableHandle::new(
3769                CONTENT_CONTAINER_TAB_INDEX,
3770                false,
3771                window,
3772                cx,
3773            ),
3774            files_focus_handle: cx.focus_handle(),
3775            search_index: None,
3776            list_state: ListState::new(0, gpui::ListAlignment::Top, px(0.0)),
3777            shown_errors: HashSet::default(),
3778        };
3779
3780        settings_window.build_filter_table();
3781        settings_window.build_navbar(cx);
3782        for expanded_page_index in expanded_pages {
3783            for entry in &mut settings_window.navbar_entries {
3784                if entry.page_index == expanded_page_index && entry.is_root {
3785                    entry.expanded = true;
3786                }
3787            }
3788        }
3789        settings_window
3790    }
3791
3792    #[track_caller]
3793    fn check_navbar_toggle(
3794        before: &'static str,
3795        toggle_page: &'static str,
3796        after: &'static str,
3797        window: &mut Window,
3798        cx: &mut App,
3799    ) {
3800        let mut settings_window = parse(before, window, cx);
3801        let toggle_page_idx = settings_window
3802            .pages
3803            .iter()
3804            .position(|page| page.title == toggle_page)
3805            .expect("page not found");
3806        let toggle_idx = settings_window
3807            .navbar_entries
3808            .iter()
3809            .position(|entry| entry.page_index == toggle_page_idx)
3810            .expect("page not found");
3811        settings_window.toggle_navbar_entry(toggle_idx);
3812
3813        let expected_settings_window = parse(after, window, cx);
3814
3815        pretty_assertions::assert_eq!(
3816            settings_window
3817                .visible_navbar_entries()
3818                .map(|(_, entry)| entry)
3819                .collect::<Vec<_>>(),
3820            expected_settings_window
3821                .visible_navbar_entries()
3822                .map(|(_, entry)| entry)
3823                .collect::<Vec<_>>(),
3824        );
3825        pretty_assertions::assert_eq!(
3826            settings_window.navbar_entries[settings_window.navbar_entry()],
3827            expected_settings_window.navbar_entries[expected_settings_window.navbar_entry()],
3828        );
3829    }
3830
3831    macro_rules! check_navbar_toggle {
3832        ($name:ident, before: $before:expr, toggle_page: $toggle_page:expr, after: $after:expr) => {
3833            #[gpui::test]
3834            fn $name(cx: &mut gpui::TestAppContext) {
3835                let window = cx.add_empty_window();
3836                window.update(|window, cx| {
3837                    register_settings(cx);
3838                    check_navbar_toggle($before, $toggle_page, $after, window, cx);
3839                });
3840            }
3841        };
3842    }
3843
3844    check_navbar_toggle!(
3845        navbar_basic_open,
3846        before: r"
3847        v General
3848        - General
3849        - Privacy*
3850        v Project
3851        - Project Settings
3852        ",
3853        toggle_page: "General",
3854        after: r"
3855        > General*
3856        v Project
3857        - Project Settings
3858        "
3859    );
3860
3861    check_navbar_toggle!(
3862        navbar_basic_close,
3863        before: r"
3864        > General*
3865        - General
3866        - Privacy
3867        v Project
3868        - Project Settings
3869        ",
3870        toggle_page: "General",
3871        after: r"
3872        v General*
3873        - General
3874        - Privacy
3875        v Project
3876        - Project Settings
3877        "
3878    );
3879
3880    check_navbar_toggle!(
3881        navbar_basic_second_root_entry_close,
3882        before: r"
3883        > General
3884        - General
3885        - Privacy
3886        v Project
3887        - Project Settings*
3888        ",
3889        toggle_page: "Project",
3890        after: r"
3891        > General
3892        > Project*
3893        "
3894    );
3895
3896    check_navbar_toggle!(
3897        navbar_toggle_subroot,
3898        before: r"
3899        v General Page
3900        - General
3901        - Privacy
3902        v Project
3903        - Worktree Settings Content*
3904        v AI
3905        - General
3906        > Appearance & Behavior
3907        ",
3908        toggle_page: "Project",
3909        after: r"
3910        v General Page
3911        - General
3912        - Privacy
3913        > Project*
3914        v AI
3915        - General
3916        > Appearance & Behavior
3917        "
3918    );
3919
3920    check_navbar_toggle!(
3921        navbar_toggle_close_propagates_selected_index,
3922        before: r"
3923        v General Page
3924        - General
3925        - Privacy
3926        v Project
3927        - Worktree Settings Content
3928        v AI
3929        - General*
3930        > Appearance & Behavior
3931        ",
3932        toggle_page: "General Page",
3933        after: r"
3934        > General Page*
3935        v Project
3936        - Worktree Settings Content
3937        v AI
3938        - General
3939        > Appearance & Behavior
3940        "
3941    );
3942
3943    check_navbar_toggle!(
3944        navbar_toggle_expand_propagates_selected_index,
3945        before: r"
3946        > General Page
3947        - General
3948        - Privacy
3949        v Project
3950        - Worktree Settings Content
3951        v AI
3952        - General*
3953        > Appearance & Behavior
3954        ",
3955        toggle_page: "General Page",
3956        after: r"
3957        v General Page*
3958        - General
3959        - Privacy
3960        v Project
3961        - Worktree Settings Content
3962        v AI
3963        - General
3964        > Appearance & Behavior
3965        "
3966    );
3967}