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 project::{Project, WorktreeId};
  15use release_channel::ReleaseChannel;
  16use schemars::JsonSchema;
  17use serde::Deserialize;
  18use settings::{Settings, SettingsContent, SettingsStore, initial_project_settings_content};
  19use std::{
  20    any::{Any, TypeId, type_name},
  21    cell::RefCell,
  22    collections::{HashMap, HashSet},
  23    num::{NonZero, NonZeroU32},
  24    ops::Range,
  25    rc::Rc,
  26    sync::{Arc, LazyLock, RwLock},
  27    time::Duration,
  28};
  29use title_bar::platform_title_bar::PlatformTitleBar;
  30use ui::{
  31    Banner, ContextMenu, Divider, DividerColor, DropdownMenu, DropdownStyle, IconButtonShape,
  32    KeyBinding, KeybindingHint, PopoverMenu, Switch, SwitchColor, Tooltip, TreeViewItem,
  33    WithScrollbar, prelude::*,
  34};
  35use ui_input::{NumberField, NumberFieldType};
  36use util::{ResultExt as _, paths::PathStyle, rel_path::RelPath};
  37use workspace::{AppState, OpenOptions, OpenVisible, Workspace, client_side_decorations};
  38use zed_actions::{OpenProjectSettings, OpenSettings, OpenSettingsAt};
  39
  40use crate::components::{
  41    EnumVariantDropdown, SettingsInputField, font_picker, icon_theme_picker, theme_picker,
  42};
  43
  44const NAVBAR_CONTAINER_TAB_INDEX: isize = 0;
  45const NAVBAR_GROUP_TAB_INDEX: isize = 1;
  46
  47const HEADER_CONTAINER_TAB_INDEX: isize = 2;
  48const HEADER_GROUP_TAB_INDEX: isize = 3;
  49
  50const CONTENT_CONTAINER_TAB_INDEX: isize = 4;
  51const CONTENT_GROUP_TAB_INDEX: isize = 5;
  52
  53actions!(
  54    settings_editor,
  55    [
  56        /// Minimizes the settings UI window.
  57        Minimize,
  58        /// Toggles focus between the navbar and the main content.
  59        ToggleFocusNav,
  60        /// Expands the navigation entry.
  61        ExpandNavEntry,
  62        /// Collapses the navigation entry.
  63        CollapseNavEntry,
  64        /// Focuses the next file in the file list.
  65        FocusNextFile,
  66        /// Focuses the previous file in the file list.
  67        FocusPreviousFile,
  68        /// Opens an editor for the current file
  69        OpenCurrentFile,
  70        /// Focuses the previous root navigation entry.
  71        FocusPreviousRootNavEntry,
  72        /// Focuses the next root navigation entry.
  73        FocusNextRootNavEntry,
  74        /// Focuses the first navigation entry.
  75        FocusFirstNavEntry,
  76        /// Focuses the last navigation entry.
  77        FocusLastNavEntry,
  78        /// Focuses and opens the next navigation entry without moving focus to content.
  79        FocusNextNavEntry,
  80        /// Focuses and opens the previous navigation entry without moving focus to content.
  81        FocusPreviousNavEntry
  82    ]
  83);
  84
  85#[derive(Action, PartialEq, Eq, Clone, Copy, Debug, JsonSchema, Deserialize)]
  86#[action(namespace = settings_editor)]
  87struct FocusFile(pub u32);
  88
  89struct SettingField<T: 'static> {
  90    pick: fn(&SettingsContent) -> Option<&T>,
  91    write: fn(&mut SettingsContent, Option<T>),
  92
  93    /// A json-path-like string that gives a unique-ish string that identifies
  94    /// where in the JSON the setting is defined.
  95    ///
  96    /// The syntax is `jq`-like, but modified slightly to be URL-safe (and
  97    /// without the leading dot), e.g. `foo.bar`.
  98    ///
  99    /// They are URL-safe (this is important since links are the main use-case
 100    /// for these paths).
 101    ///
 102    /// There are a couple of special cases:
 103    /// - discrimminants are represented with a trailing `$`, for example
 104    /// `terminal.working_directory$`. This is to distinguish the discrimminant
 105    /// setting (i.e. the setting that changes whether the value is a string or
 106    /// an object) from the setting in the case that it is a string.
 107    /// - language-specific settings begin `languages.$(language)`. Links
 108    /// targeting these settings should take the form `languages/Rust/...`, for
 109    /// example, but are not currently supported.
 110    json_path: Option<&'static str>,
 111}
 112
 113impl<T: 'static> Clone for SettingField<T> {
 114    fn clone(&self) -> Self {
 115        *self
 116    }
 117}
 118
 119// manual impl because derive puts a Copy bound on T, which is inaccurate in our case
 120impl<T: 'static> Copy for SettingField<T> {}
 121
 122/// Helper for unimplemented settings, used in combination with `SettingField::unimplemented`
 123/// to keep the setting around in the UI with valid pick and write implementations, but don't actually try to render it.
 124/// TODO(settings_ui): In non-dev builds (`#[cfg(not(debug_assertions))]`) make this render as edit-in-json
 125#[derive(Clone, Copy)]
 126struct UnimplementedSettingField;
 127
 128impl PartialEq for UnimplementedSettingField {
 129    fn eq(&self, _other: &Self) -> bool {
 130        true
 131    }
 132}
 133
 134impl<T: 'static> SettingField<T> {
 135    /// Helper for settings with types that are not yet implemented.
 136    #[allow(unused)]
 137    fn unimplemented(self) -> SettingField<UnimplementedSettingField> {
 138        SettingField {
 139            pick: |_| Some(&UnimplementedSettingField),
 140            write: |_, _| unreachable!(),
 141            json_path: self.json_path,
 142        }
 143    }
 144}
 145
 146trait AnySettingField {
 147    fn as_any(&self) -> &dyn Any;
 148    fn type_name(&self) -> &'static str;
 149    fn type_id(&self) -> TypeId;
 150    // 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)
 151    fn file_set_in(&self, file: SettingsUiFile, cx: &App) -> (settings::SettingsFile, bool);
 152    fn reset_to_default_fn(
 153        &self,
 154        current_file: &SettingsUiFile,
 155        file_set_in: &settings::SettingsFile,
 156        cx: &App,
 157    ) -> Option<Box<dyn Fn(&mut App)>>;
 158
 159    fn json_path(&self) -> Option<&'static str>;
 160}
 161
 162impl<T: PartialEq + Clone + Send + Sync + 'static> AnySettingField for SettingField<T> {
 163    fn as_any(&self) -> &dyn Any {
 164        self
 165    }
 166
 167    fn type_name(&self) -> &'static str {
 168        type_name::<T>()
 169    }
 170
 171    fn type_id(&self) -> TypeId {
 172        TypeId::of::<T>()
 173    }
 174
 175    fn file_set_in(&self, file: SettingsUiFile, cx: &App) -> (settings::SettingsFile, bool) {
 176        let (file, value) = cx
 177            .global::<SettingsStore>()
 178            .get_value_from_file(file.to_settings(), self.pick);
 179        return (file, value.is_some());
 180    }
 181
 182    fn reset_to_default_fn(
 183        &self,
 184        current_file: &SettingsUiFile,
 185        file_set_in: &settings::SettingsFile,
 186        cx: &App,
 187    ) -> Option<Box<dyn Fn(&mut App)>> {
 188        if file_set_in == &settings::SettingsFile::Default {
 189            return None;
 190        }
 191        if file_set_in != &current_file.to_settings() {
 192            return None;
 193        }
 194        let this = *self;
 195        let store = SettingsStore::global(cx);
 196        let default_value = (this.pick)(store.raw_default_settings());
 197        let is_default = store
 198            .get_content_for_file(file_set_in.clone())
 199            .map_or(None, this.pick)
 200            == default_value;
 201        if is_default {
 202            return None;
 203        }
 204        let current_file = current_file.clone();
 205
 206        return Some(Box::new(move |cx| {
 207            let store = SettingsStore::global(cx);
 208            let default_value = (this.pick)(store.raw_default_settings());
 209            let is_set_somewhere_other_than_default = store
 210                .get_value_up_to_file(current_file.to_settings(), this.pick)
 211                .0
 212                != settings::SettingsFile::Default;
 213            let value_to_set = if is_set_somewhere_other_than_default {
 214                default_value.cloned()
 215            } else {
 216                None
 217            };
 218            update_settings_file(current_file.clone(), None, cx, move |settings, _| {
 219                (this.write)(settings, value_to_set);
 220            })
 221            // todo(settings_ui): Don't log err
 222            .log_err();
 223        }));
 224    }
 225
 226    fn json_path(&self) -> Option<&'static str> {
 227        self.json_path
 228    }
 229}
 230
 231#[derive(Default, Clone)]
 232struct SettingFieldRenderer {
 233    renderers: Rc<
 234        RefCell<
 235            HashMap<
 236                TypeId,
 237                Box<
 238                    dyn Fn(
 239                        &SettingsWindow,
 240                        &SettingItem,
 241                        SettingsUiFile,
 242                        Option<&SettingsFieldMetadata>,
 243                        bool,
 244                        &mut Window,
 245                        &mut Context<SettingsWindow>,
 246                    ) -> Stateful<Div>,
 247                >,
 248            >,
 249        >,
 250    >,
 251}
 252
 253impl Global for SettingFieldRenderer {}
 254
 255impl SettingFieldRenderer {
 256    fn add_basic_renderer<T: 'static>(
 257        &mut self,
 258        render_control: impl Fn(
 259            SettingField<T>,
 260            SettingsUiFile,
 261            Option<&SettingsFieldMetadata>,
 262            &mut Window,
 263            &mut App,
 264        ) -> AnyElement
 265        + 'static,
 266    ) -> &mut Self {
 267        self.add_renderer(
 268            move |settings_window: &SettingsWindow,
 269                  item: &SettingItem,
 270                  field: SettingField<T>,
 271                  settings_file: SettingsUiFile,
 272                  metadata: Option<&SettingsFieldMetadata>,
 273                  sub_field: bool,
 274                  window: &mut Window,
 275                  cx: &mut Context<SettingsWindow>| {
 276                render_settings_item(
 277                    settings_window,
 278                    item,
 279                    settings_file.clone(),
 280                    render_control(field, settings_file, metadata, window, cx),
 281                    sub_field,
 282                    cx,
 283                )
 284            },
 285        )
 286    }
 287
 288    fn add_renderer<T: 'static>(
 289        &mut self,
 290        renderer: impl Fn(
 291            &SettingsWindow,
 292            &SettingItem,
 293            SettingField<T>,
 294            SettingsUiFile,
 295            Option<&SettingsFieldMetadata>,
 296            bool,
 297            &mut Window,
 298            &mut Context<SettingsWindow>,
 299        ) -> Stateful<Div>
 300        + 'static,
 301    ) -> &mut Self {
 302        let key = TypeId::of::<T>();
 303        let renderer = Box::new(
 304            move |settings_window: &SettingsWindow,
 305                  item: &SettingItem,
 306                  settings_file: SettingsUiFile,
 307                  metadata: Option<&SettingsFieldMetadata>,
 308                  sub_field: bool,
 309                  window: &mut Window,
 310                  cx: &mut Context<SettingsWindow>| {
 311                let field = *item
 312                    .field
 313                    .as_ref()
 314                    .as_any()
 315                    .downcast_ref::<SettingField<T>>()
 316                    .unwrap();
 317                renderer(
 318                    settings_window,
 319                    item,
 320                    field,
 321                    settings_file,
 322                    metadata,
 323                    sub_field,
 324                    window,
 325                    cx,
 326                )
 327            },
 328        );
 329        self.renderers.borrow_mut().insert(key, renderer);
 330        self
 331    }
 332}
 333
 334struct NonFocusableHandle {
 335    handle: FocusHandle,
 336    _subscription: Subscription,
 337}
 338
 339impl NonFocusableHandle {
 340    fn new(tab_index: isize, tab_stop: bool, window: &mut Window, cx: &mut App) -> Entity<Self> {
 341        let handle = cx.focus_handle().tab_index(tab_index).tab_stop(tab_stop);
 342        Self::from_handle(handle, window, cx)
 343    }
 344
 345    fn from_handle(handle: FocusHandle, window: &mut Window, cx: &mut App) -> Entity<Self> {
 346        cx.new(|cx| {
 347            let _subscription = cx.on_focus(&handle, window, {
 348                move |_, window, _| {
 349                    window.focus_next();
 350                }
 351            });
 352            Self {
 353                handle,
 354                _subscription,
 355            }
 356        })
 357    }
 358}
 359
 360impl Focusable for NonFocusableHandle {
 361    fn focus_handle(&self, _: &App) -> FocusHandle {
 362        self.handle.clone()
 363    }
 364}
 365
 366#[derive(Default)]
 367struct SettingsFieldMetadata {
 368    placeholder: Option<&'static str>,
 369    should_do_titlecase: Option<bool>,
 370}
 371
 372pub struct SettingsUiFeatureFlag;
 373
 374impl FeatureFlag for SettingsUiFeatureFlag {
 375    const NAME: &'static str = "settings-ui";
 376}
 377
 378pub fn init(cx: &mut App) {
 379    init_renderers(cx);
 380
 381    cx.observe_new(|workspace: &mut workspace::Workspace, _, _| {
 382        workspace
 383            .register_action(
 384                |workspace, OpenSettingsAt { path }: &OpenSettingsAt, window, cx| {
 385                    let window_handle = window
 386                        .window_handle()
 387                        .downcast::<Workspace>()
 388                        .expect("Workspaces are root Windows");
 389                    open_settings_editor(workspace, Some(&path), false, window_handle, cx);
 390                },
 391            )
 392            .register_action(|workspace, _: &OpenSettings, window, cx| {
 393                let window_handle = window
 394                    .window_handle()
 395                    .downcast::<Workspace>()
 396                    .expect("Workspaces are root Windows");
 397                open_settings_editor(workspace, None, false, window_handle, cx);
 398            })
 399            .register_action(|workspace, _: &OpenProjectSettings, window, cx| {
 400                let window_handle = window
 401                    .window_handle()
 402                    .downcast::<Workspace>()
 403                    .expect("Workspaces are root Windows");
 404                open_settings_editor(workspace, None, true, window_handle, cx);
 405            });
 406    })
 407    .detach();
 408}
 409
 410fn init_renderers(cx: &mut App) {
 411    cx.default_global::<SettingFieldRenderer>()
 412        .add_renderer::<UnimplementedSettingField>(
 413            |settings_window, item, _, settings_file, _, sub_field, _, cx| {
 414                render_settings_item(
 415                    settings_window,
 416                    item,
 417                    settings_file,
 418                    Button::new("open-in-settings-file", "Edit in settings.json")
 419                        .style(ButtonStyle::Outlined)
 420                        .size(ButtonSize::Medium)
 421                        .tab_index(0_isize)
 422                        .on_click(cx.listener(|this, _, window, cx| {
 423                            this.open_current_settings_file(window, cx);
 424                        }))
 425                        .into_any_element(),
 426                    sub_field,
 427                    cx,
 428                )
 429            },
 430        )
 431        .add_basic_renderer::<bool>(render_toggle_button)
 432        .add_basic_renderer::<String>(render_text_field)
 433        .add_basic_renderer::<SharedString>(render_text_field)
 434        .add_basic_renderer::<settings::SaturatingBool>(render_toggle_button)
 435        .add_basic_renderer::<settings::CursorShape>(render_dropdown)
 436        .add_basic_renderer::<settings::RestoreOnStartupBehavior>(render_dropdown)
 437        .add_basic_renderer::<settings::BottomDockLayout>(render_dropdown)
 438        .add_basic_renderer::<settings::OnLastWindowClosed>(render_dropdown)
 439        .add_basic_renderer::<settings::CloseWindowWhenNoItems>(render_dropdown)
 440        .add_basic_renderer::<settings::FontFamilyName>(render_font_picker)
 441        .add_basic_renderer::<settings::BaseKeymapContent>(render_dropdown)
 442        .add_basic_renderer::<settings::MultiCursorModifier>(render_dropdown)
 443        .add_basic_renderer::<settings::HideMouseMode>(render_dropdown)
 444        .add_basic_renderer::<settings::CurrentLineHighlight>(render_dropdown)
 445        .add_basic_renderer::<settings::ShowWhitespaceSetting>(render_dropdown)
 446        .add_basic_renderer::<settings::SoftWrap>(render_dropdown)
 447        .add_basic_renderer::<settings::ScrollBeyondLastLine>(render_dropdown)
 448        .add_basic_renderer::<settings::SnippetSortOrder>(render_dropdown)
 449        .add_basic_renderer::<settings::ClosePosition>(render_dropdown)
 450        .add_basic_renderer::<settings::DockSide>(render_dropdown)
 451        .add_basic_renderer::<settings::TerminalDockPosition>(render_dropdown)
 452        .add_basic_renderer::<settings::DockPosition>(render_dropdown)
 453        .add_basic_renderer::<settings::GitGutterSetting>(render_dropdown)
 454        .add_basic_renderer::<settings::GitHunkStyleSetting>(render_dropdown)
 455        .add_basic_renderer::<settings::GitPathStyle>(render_dropdown)
 456        .add_basic_renderer::<settings::DiagnosticSeverityContent>(render_dropdown)
 457        .add_basic_renderer::<settings::SeedQuerySetting>(render_dropdown)
 458        .add_basic_renderer::<settings::DoubleClickInMultibuffer>(render_dropdown)
 459        .add_basic_renderer::<settings::GoToDefinitionFallback>(render_dropdown)
 460        .add_basic_renderer::<settings::ActivateOnClose>(render_dropdown)
 461        .add_basic_renderer::<settings::ShowDiagnostics>(render_dropdown)
 462        .add_basic_renderer::<settings::ShowCloseButton>(render_dropdown)
 463        .add_basic_renderer::<settings::ProjectPanelEntrySpacing>(render_dropdown)
 464        .add_basic_renderer::<settings::ProjectPanelSortMode>(render_dropdown)
 465        .add_basic_renderer::<settings::RewrapBehavior>(render_dropdown)
 466        .add_basic_renderer::<settings::FormatOnSave>(render_dropdown)
 467        .add_basic_renderer::<settings::IndentGuideColoring>(render_dropdown)
 468        .add_basic_renderer::<settings::IndentGuideBackgroundColoring>(render_dropdown)
 469        .add_basic_renderer::<settings::FileFinderWidthContent>(render_dropdown)
 470        .add_basic_renderer::<settings::ShowDiagnostics>(render_dropdown)
 471        .add_basic_renderer::<settings::WordsCompletionMode>(render_dropdown)
 472        .add_basic_renderer::<settings::LspInsertMode>(render_dropdown)
 473        .add_basic_renderer::<settings::AlternateScroll>(render_dropdown)
 474        .add_basic_renderer::<settings::TerminalBlink>(render_dropdown)
 475        .add_basic_renderer::<settings::CursorShapeContent>(render_dropdown)
 476        .add_basic_renderer::<f32>(render_number_field)
 477        .add_basic_renderer::<u32>(render_number_field)
 478        .add_basic_renderer::<u64>(render_number_field)
 479        .add_basic_renderer::<usize>(render_number_field)
 480        .add_basic_renderer::<NonZero<usize>>(render_number_field)
 481        .add_basic_renderer::<NonZeroU32>(render_number_field)
 482        .add_basic_renderer::<settings::CodeFade>(render_number_field)
 483        .add_basic_renderer::<settings::DelayMs>(render_number_field)
 484        .add_basic_renderer::<gpui::FontWeight>(render_number_field)
 485        .add_basic_renderer::<settings::CenteredPaddingSettings>(render_number_field)
 486        .add_basic_renderer::<settings::InactiveOpacity>(render_number_field)
 487        .add_basic_renderer::<settings::MinimumContrast>(render_number_field)
 488        .add_basic_renderer::<settings::ShowScrollbar>(render_dropdown)
 489        .add_basic_renderer::<settings::ScrollbarDiagnostics>(render_dropdown)
 490        .add_basic_renderer::<settings::ShowMinimap>(render_dropdown)
 491        .add_basic_renderer::<settings::DisplayIn>(render_dropdown)
 492        .add_basic_renderer::<settings::MinimapThumb>(render_dropdown)
 493        .add_basic_renderer::<settings::MinimapThumbBorder>(render_dropdown)
 494        .add_basic_renderer::<settings::SteppingGranularity>(render_dropdown)
 495        .add_basic_renderer::<settings::NotifyWhenAgentWaiting>(render_dropdown)
 496        .add_basic_renderer::<settings::NotifyWhenAgentWaiting>(render_dropdown)
 497        .add_basic_renderer::<settings::ImageFileSizeUnit>(render_dropdown)
 498        .add_basic_renderer::<settings::StatusStyle>(render_dropdown)
 499        .add_basic_renderer::<settings::PaneSplitDirectionHorizontal>(render_dropdown)
 500        .add_basic_renderer::<settings::PaneSplitDirectionVertical>(render_dropdown)
 501        .add_basic_renderer::<settings::PaneSplitDirectionVertical>(render_dropdown)
 502        .add_basic_renderer::<settings::DocumentColorsRenderMode>(render_dropdown)
 503        .add_basic_renderer::<settings::ThemeSelectionDiscriminants>(render_dropdown)
 504        .add_basic_renderer::<settings::ThemeAppearanceMode>(render_dropdown)
 505        .add_basic_renderer::<settings::ThemeName>(render_theme_picker)
 506        .add_basic_renderer::<settings::IconThemeSelectionDiscriminants>(render_dropdown)
 507        .add_basic_renderer::<settings::IconThemeName>(render_icon_theme_picker)
 508        .add_basic_renderer::<settings::BufferLineHeightDiscriminants>(render_dropdown)
 509        .add_basic_renderer::<settings::AutosaveSettingDiscriminants>(render_dropdown)
 510        .add_basic_renderer::<settings::WorkingDirectoryDiscriminants>(render_dropdown)
 511        .add_basic_renderer::<settings::IncludeIgnoredContent>(render_dropdown)
 512        .add_basic_renderer::<settings::ShowIndentGuides>(render_dropdown)
 513        .add_basic_renderer::<settings::ShellDiscriminants>(render_dropdown)
 514        .add_basic_renderer::<settings::EditPredictionsMode>(render_dropdown)
 515        .add_basic_renderer::<settings::RelativeLineNumbers>(render_dropdown)
 516        .add_basic_renderer::<settings::WindowDecorations>(render_dropdown)
 517        // please semicolon stay on next line
 518        ;
 519}
 520
 521pub fn open_settings_editor(
 522    _workspace: &mut Workspace,
 523    path: Option<&str>,
 524    open_project_settings: bool,
 525    workspace_handle: WindowHandle<Workspace>,
 526    cx: &mut App,
 527) {
 528    telemetry::event!("Settings Viewed");
 529
 530    /// Assumes a settings GUI window is already open
 531    fn open_path(
 532        path: &str,
 533        // Note: This option is unsupported right now
 534        _open_project_settings: bool,
 535        settings_window: &mut SettingsWindow,
 536        window: &mut Window,
 537        cx: &mut Context<SettingsWindow>,
 538    ) {
 539        if path.starts_with("languages.$(language)") {
 540            log::error!("language-specific settings links are not currently supported");
 541            return;
 542        }
 543
 544        settings_window.search_bar.update(cx, |editor, cx| {
 545            editor.set_text(format!("#{path}"), window, cx);
 546        });
 547        settings_window.update_matches(cx);
 548    }
 549
 550    let existing_window = cx
 551        .windows()
 552        .into_iter()
 553        .find_map(|window| window.downcast::<SettingsWindow>());
 554
 555    if let Some(existing_window) = existing_window {
 556        existing_window
 557            .update(cx, |settings_window, window, cx| {
 558                settings_window.original_window = Some(workspace_handle);
 559                window.activate_window();
 560                if let Some(path) = path {
 561                    open_path(path, open_project_settings, settings_window, window, cx);
 562                } else if open_project_settings {
 563                    if let Some(file_index) = settings_window
 564                        .files
 565                        .iter()
 566                        .position(|(file, _)| file.worktree_id().is_some())
 567                    {
 568                        settings_window.change_file(file_index, window, cx);
 569                    }
 570
 571                    cx.notify();
 572                }
 573            })
 574            .ok();
 575        return;
 576    }
 577
 578    // We have to defer this to get the workspace off the stack.
 579
 580    let path = path.map(ToOwned::to_owned);
 581    cx.defer(move |cx| {
 582        let current_rem_size: f32 = theme::ThemeSettings::get_global(cx).ui_font_size(cx).into();
 583
 584        let default_bounds = DEFAULT_ADDITIONAL_WINDOW_SIZE;
 585        let default_rem_size = 16.0;
 586        let scale_factor = current_rem_size / default_rem_size;
 587        let scaled_bounds: gpui::Size<Pixels> = default_bounds.map(|axis| axis * scale_factor);
 588
 589        let app_id = ReleaseChannel::global(cx).app_id();
 590        let window_decorations = match std::env::var("ZED_WINDOW_DECORATIONS") {
 591            Ok(val) if val == "server" => gpui::WindowDecorations::Server,
 592            Ok(val) if val == "client" => gpui::WindowDecorations::Client,
 593            _ => gpui::WindowDecorations::Client,
 594        };
 595
 596        cx.open_window(
 597            WindowOptions {
 598                titlebar: Some(TitlebarOptions {
 599                    title: Some("Zed — Settings".into()),
 600                    appears_transparent: true,
 601                    traffic_light_position: Some(point(px(12.0), px(12.0))),
 602                }),
 603                focus: true,
 604                show: true,
 605                is_movable: true,
 606                kind: gpui::WindowKind::Floating,
 607                window_background: cx.theme().window_background_appearance(),
 608                app_id: Some(app_id.to_owned()),
 609                window_decorations: Some(window_decorations),
 610                window_min_size: Some(scaled_bounds),
 611                window_bounds: Some(WindowBounds::centered(scaled_bounds, cx)),
 612                ..Default::default()
 613            },
 614            |window, cx| {
 615                let settings_window =
 616                    cx.new(|cx| SettingsWindow::new(Some(workspace_handle), window, cx));
 617                settings_window.update(cx, |settings_window, cx| {
 618                    if let Some(path) = path {
 619                        open_path(&path, open_project_settings, settings_window, window, cx);
 620                    } else if open_project_settings {
 621                        if let Some(file_index) = settings_window
 622                            .files
 623                            .iter()
 624                            .position(|(file, _)| file.worktree_id().is_some())
 625                        {
 626                            settings_window.change_file(file_index, window, cx);
 627                        }
 628
 629                        settings_window.fetch_files(window, cx);
 630                    }
 631                });
 632
 633                settings_window
 634            },
 635        )
 636        .log_err();
 637    });
 638}
 639
 640/// The current sub page path that is selected.
 641/// If this is empty the selected page is rendered,
 642/// otherwise the last sub page gets rendered.
 643///
 644/// Global so that `pick` and `write` callbacks can access it
 645/// and use it to dynamically render sub pages (e.g. for language settings)
 646static SUB_PAGE_STACK: LazyLock<RwLock<Vec<SubPage>>> = LazyLock::new(|| RwLock::new(Vec::new()));
 647
 648fn sub_page_stack() -> std::sync::RwLockReadGuard<'static, Vec<SubPage>> {
 649    SUB_PAGE_STACK
 650        .read()
 651        .expect("SUB_PAGE_STACK is never poisoned")
 652}
 653
 654fn sub_page_stack_mut() -> std::sync::RwLockWriteGuard<'static, Vec<SubPage>> {
 655    SUB_PAGE_STACK
 656        .write()
 657        .expect("SUB_PAGE_STACK is never poisoned")
 658}
 659
 660pub struct SettingsWindow {
 661    title_bar: Option<Entity<PlatformTitleBar>>,
 662    original_window: Option<WindowHandle<Workspace>>,
 663    files: Vec<(SettingsUiFile, FocusHandle)>,
 664    worktree_root_dirs: HashMap<WorktreeId, String>,
 665    current_file: SettingsUiFile,
 666    pages: Vec<SettingsPage>,
 667    search_bar: Entity<Editor>,
 668    search_task: Option<Task<()>>,
 669    /// Index into navbar_entries
 670    navbar_entry: usize,
 671    navbar_entries: Vec<NavBarEntry>,
 672    navbar_scroll_handle: UniformListScrollHandle,
 673    /// [page_index][page_item_index] will be false
 674    /// when the item is filtered out either by searches
 675    /// or by the current file
 676    navbar_focus_subscriptions: Vec<gpui::Subscription>,
 677    filter_table: Vec<Vec<bool>>,
 678    has_query: bool,
 679    content_handles: Vec<Vec<Entity<NonFocusableHandle>>>,
 680    sub_page_scroll_handle: ScrollHandle,
 681    focus_handle: FocusHandle,
 682    navbar_focus_handle: Entity<NonFocusableHandle>,
 683    content_focus_handle: Entity<NonFocusableHandle>,
 684    files_focus_handle: FocusHandle,
 685    search_index: Option<Arc<SearchIndex>>,
 686    list_state: ListState,
 687    shown_errors: HashSet<String>,
 688}
 689
 690struct SearchIndex {
 691    bm25_engine: bm25::SearchEngine<usize>,
 692    fuzzy_match_candidates: Vec<StringMatchCandidate>,
 693    key_lut: Vec<SearchKeyLUTEntry>,
 694}
 695
 696struct SearchKeyLUTEntry {
 697    page_index: usize,
 698    header_index: usize,
 699    item_index: usize,
 700    json_path: Option<&'static str>,
 701}
 702
 703struct SubPage {
 704    link: SubPageLink,
 705    section_header: &'static str,
 706}
 707
 708#[derive(Debug)]
 709struct NavBarEntry {
 710    title: &'static str,
 711    is_root: bool,
 712    expanded: bool,
 713    page_index: usize,
 714    item_index: Option<usize>,
 715    focus_handle: FocusHandle,
 716}
 717
 718struct SettingsPage {
 719    title: &'static str,
 720    items: Vec<SettingsPageItem>,
 721}
 722
 723#[derive(PartialEq)]
 724enum SettingsPageItem {
 725    SectionHeader(&'static str),
 726    SettingItem(SettingItem),
 727    SubPageLink(SubPageLink),
 728    DynamicItem(DynamicItem),
 729}
 730
 731impl std::fmt::Debug for SettingsPageItem {
 732    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
 733        match self {
 734            SettingsPageItem::SectionHeader(header) => write!(f, "SectionHeader({})", header),
 735            SettingsPageItem::SettingItem(setting_item) => {
 736                write!(f, "SettingItem({})", setting_item.title)
 737            }
 738            SettingsPageItem::SubPageLink(sub_page_link) => {
 739                write!(f, "SubPageLink({})", sub_page_link.title)
 740            }
 741            SettingsPageItem::DynamicItem(dynamic_item) => {
 742                write!(f, "DynamicItem({})", dynamic_item.discriminant.title)
 743            }
 744        }
 745    }
 746}
 747
 748impl SettingsPageItem {
 749    fn render(
 750        &self,
 751        settings_window: &SettingsWindow,
 752        item_index: usize,
 753        is_last: bool,
 754        window: &mut Window,
 755        cx: &mut Context<SettingsWindow>,
 756    ) -> AnyElement {
 757        let file = settings_window.current_file.clone();
 758
 759        let apply_padding = |element: Stateful<Div>| -> Stateful<Div> {
 760            let element = element.pt_4();
 761            if is_last {
 762                element.pb_10()
 763            } else {
 764                element.pb_4()
 765            }
 766        };
 767
 768        let mut render_setting_item_inner =
 769            |setting_item: &SettingItem,
 770             padding: bool,
 771             sub_field: bool,
 772             cx: &mut Context<SettingsWindow>| {
 773                let renderer = cx.default_global::<SettingFieldRenderer>().clone();
 774                let (_, found) = setting_item.field.file_set_in(file.clone(), cx);
 775
 776                let renderers = renderer.renderers.borrow();
 777
 778                let field_renderer =
 779                    renderers.get(&AnySettingField::type_id(setting_item.field.as_ref()));
 780                let field_renderer_or_warning =
 781                    field_renderer.ok_or("NO RENDERER").and_then(|renderer| {
 782                        if cfg!(debug_assertions) && !found {
 783                            Err("NO DEFAULT")
 784                        } else {
 785                            Ok(renderer)
 786                        }
 787                    });
 788
 789                let field = match field_renderer_or_warning {
 790                    Ok(field_renderer) => window.with_id(item_index, |window| {
 791                        field_renderer(
 792                            settings_window,
 793                            setting_item,
 794                            file.clone(),
 795                            setting_item.metadata.as_deref(),
 796                            sub_field,
 797                            window,
 798                            cx,
 799                        )
 800                    }),
 801                    Err(warning) => render_settings_item(
 802                        settings_window,
 803                        setting_item,
 804                        file.clone(),
 805                        Button::new("error-warning", warning)
 806                            .style(ButtonStyle::Outlined)
 807                            .size(ButtonSize::Medium)
 808                            .icon(Some(IconName::Debug))
 809                            .icon_position(IconPosition::Start)
 810                            .icon_color(Color::Error)
 811                            .tab_index(0_isize)
 812                            .tooltip(Tooltip::text(setting_item.field.type_name()))
 813                            .into_any_element(),
 814                        sub_field,
 815                        cx,
 816                    ),
 817                };
 818
 819                let field = if padding {
 820                    field.map(apply_padding)
 821                } else {
 822                    field
 823                };
 824
 825                (field, field_renderer_or_warning.is_ok())
 826            };
 827
 828        match self {
 829            SettingsPageItem::SectionHeader(header) => v_flex()
 830                .w_full()
 831                .px_8()
 832                .gap_1p5()
 833                .child(
 834                    Label::new(SharedString::new_static(header))
 835                        .size(LabelSize::Small)
 836                        .color(Color::Muted)
 837                        .buffer_font(cx),
 838                )
 839                .child(Divider::horizontal().color(DividerColor::BorderFaded))
 840                .into_any_element(),
 841            SettingsPageItem::SettingItem(setting_item) => {
 842                let (field_with_padding, _) =
 843                    render_setting_item_inner(setting_item, true, false, cx);
 844
 845                v_flex()
 846                    .group("setting-item")
 847                    .px_8()
 848                    .child(field_with_padding)
 849                    .when(!is_last, |this| this.child(Divider::horizontal()))
 850                    .into_any_element()
 851            }
 852            SettingsPageItem::SubPageLink(sub_page_link) => v_flex()
 853                .group("setting-item")
 854                .px_8()
 855                .child(
 856                    h_flex()
 857                        .id(sub_page_link.title.clone())
 858                        .w_full()
 859                        .min_w_0()
 860                        .justify_between()
 861                        .map(apply_padding)
 862                        .child(
 863                            v_flex()
 864                                .w_full()
 865                                .max_w_1_2()
 866                                .child(Label::new(sub_page_link.title.clone())),
 867                        )
 868                        .child(
 869                            Button::new(
 870                                ("sub-page".into(), sub_page_link.title.clone()),
 871                                "Configure",
 872                            )
 873                            .icon(IconName::ChevronRight)
 874                            .tab_index(0_isize)
 875                            .icon_position(IconPosition::End)
 876                            .icon_color(Color::Muted)
 877                            .icon_size(IconSize::Small)
 878                            .style(ButtonStyle::OutlinedGhost)
 879                            .size(ButtonSize::Medium)
 880                            .on_click({
 881                                let sub_page_link = sub_page_link.clone();
 882                                cx.listener(move |this, _, _, cx| {
 883                                    let mut section_index = item_index;
 884                                    let current_page = this.current_page();
 885
 886                                    while !matches!(
 887                                        current_page.items[section_index],
 888                                        SettingsPageItem::SectionHeader(_)
 889                                    ) {
 890                                        section_index -= 1;
 891                                    }
 892
 893                                    let SettingsPageItem::SectionHeader(header) =
 894                                        current_page.items[section_index]
 895                                    else {
 896                                        unreachable!(
 897                                            "All items always have a section header above them"
 898                                        )
 899                                    };
 900
 901                                    this.push_sub_page(sub_page_link.clone(), header, cx)
 902                                })
 903                            }),
 904                        ),
 905                )
 906                .when(!is_last, |this| this.child(Divider::horizontal()))
 907                .into_any_element(),
 908            SettingsPageItem::DynamicItem(DynamicItem {
 909                discriminant: discriminant_setting_item,
 910                pick_discriminant,
 911                fields,
 912            }) => {
 913                let file = file.to_settings();
 914                let discriminant = SettingsStore::global(cx)
 915                    .get_value_from_file(file, *pick_discriminant)
 916                    .1;
 917
 918                let (discriminant_element, rendered_ok) =
 919                    render_setting_item_inner(discriminant_setting_item, true, false, cx);
 920
 921                let has_sub_fields =
 922                    rendered_ok && discriminant.map(|d| !fields[d].is_empty()).unwrap_or(false);
 923
 924                let mut content = v_flex()
 925                    .id("dynamic-item")
 926                    .child(
 927                        div()
 928                            .group("setting-item")
 929                            .px_8()
 930                            .child(discriminant_element.when(has_sub_fields, |this| this.pb_4())),
 931                    )
 932                    .when(!has_sub_fields && !is_last, |this| {
 933                        this.child(h_flex().px_8().child(Divider::horizontal()))
 934                    });
 935
 936                if rendered_ok {
 937                    let discriminant =
 938                        discriminant.expect("This should be Some if rendered_ok is true");
 939                    let sub_fields = &fields[discriminant];
 940                    let sub_field_count = sub_fields.len();
 941
 942                    for (index, field) in sub_fields.iter().enumerate() {
 943                        let is_last_sub_field = index == sub_field_count - 1;
 944                        let (raw_field, _) = render_setting_item_inner(field, false, true, cx);
 945
 946                        content = content.child(
 947                            raw_field
 948                                .group("setting-sub-item")
 949                                .mx_8()
 950                                .p_4()
 951                                .border_t_1()
 952                                .when(is_last_sub_field, |this| this.border_b_1())
 953                                .when(is_last_sub_field && is_last, |this| this.mb_8())
 954                                .border_dashed()
 955                                .border_color(cx.theme().colors().border_variant)
 956                                .bg(cx.theme().colors().element_background.opacity(0.2)),
 957                        );
 958                    }
 959                }
 960
 961                return content.into_any_element();
 962            }
 963        }
 964    }
 965}
 966
 967fn render_settings_item(
 968    settings_window: &SettingsWindow,
 969    setting_item: &SettingItem,
 970    file: SettingsUiFile,
 971    control: AnyElement,
 972    sub_field: bool,
 973    cx: &mut Context<'_, SettingsWindow>,
 974) -> Stateful<Div> {
 975    let (found_in_file, _) = setting_item.field.file_set_in(file.clone(), cx);
 976    let file_set_in = SettingsUiFile::from_settings(found_in_file.clone());
 977
 978    let clipboard_has_link = cx
 979        .read_from_clipboard()
 980        .and_then(|entry| entry.text())
 981        .map_or(false, |maybe_url| {
 982            setting_item.field.json_path().is_some()
 983                && maybe_url.strip_prefix("zed://settings/") == setting_item.field.json_path()
 984        });
 985
 986    let (link_icon, link_icon_color) = if clipboard_has_link {
 987        (IconName::Check, Color::Success)
 988    } else {
 989        (IconName::Link, Color::Muted)
 990    };
 991
 992    h_flex()
 993        .id(setting_item.title)
 994        .min_w_0()
 995        .justify_between()
 996        .child(
 997            v_flex()
 998                .relative()
 999                .w_1_2()
1000                .child(
1001                    h_flex()
1002                        .w_full()
1003                        .gap_1()
1004                        .child(Label::new(SharedString::new_static(setting_item.title)))
1005                        .when_some(
1006                            if sub_field {
1007                                None
1008                            } else {
1009                                setting_item
1010                                    .field
1011                                    .reset_to_default_fn(&file, &found_in_file, cx)
1012                            },
1013                            |this, reset_to_default| {
1014                                this.child(
1015                                    IconButton::new("reset-to-default-btn", IconName::Undo)
1016                                        .icon_color(Color::Muted)
1017                                        .icon_size(IconSize::Small)
1018                                        .tooltip(Tooltip::text("Reset to Default"))
1019                                        .on_click({
1020                                            move |_, _, cx| {
1021                                                reset_to_default(cx);
1022                                            }
1023                                        }),
1024                                )
1025                            },
1026                        )
1027                        .when_some(
1028                            file_set_in.filter(|file_set_in| file_set_in != &file),
1029                            |this, file_set_in| {
1030                                this.child(
1031                                    Label::new(format!(
1032                                        "—  Modified in {}",
1033                                        settings_window
1034                                            .display_name(&file_set_in)
1035                                            .expect("File name should exist")
1036                                    ))
1037                                    .color(Color::Muted)
1038                                    .size(LabelSize::Small),
1039                                )
1040                            },
1041                        ),
1042                )
1043                .child(
1044                    Label::new(SharedString::new_static(setting_item.description))
1045                        .size(LabelSize::Small)
1046                        .color(Color::Muted),
1047                ),
1048        )
1049        .child(control)
1050        .when(sub_page_stack().is_empty(), |this| {
1051            // Intentionally using the description to make the icon button
1052            // unique because some items share the same title (e.g., "Font Size")
1053            let icon_button_id =
1054                SharedString::new(format!("copy-link-btn-{}", setting_item.description));
1055
1056            this.child(
1057                div()
1058                    .absolute()
1059                    .top(rems_from_px(18.))
1060                    .map(|this| {
1061                        if sub_field {
1062                            this.visible_on_hover("setting-sub-item")
1063                                .left(rems_from_px(-8.5))
1064                        } else {
1065                            this.visible_on_hover("setting-item")
1066                                .left(rems_from_px(-22.))
1067                        }
1068                    })
1069                    .child({
1070                        IconButton::new(icon_button_id, link_icon)
1071                            .icon_color(link_icon_color)
1072                            .icon_size(IconSize::Small)
1073                            .shape(IconButtonShape::Square)
1074                            .tooltip(Tooltip::text("Copy Link"))
1075                            .when_some(setting_item.field.json_path(), |this, path| {
1076                                this.on_click(cx.listener(move |_, _, _, cx| {
1077                                    let link = format!("zed://settings/{}", path);
1078                                    cx.write_to_clipboard(ClipboardItem::new_string(link));
1079                                    cx.notify();
1080                                }))
1081                            })
1082                    }),
1083            )
1084        })
1085}
1086
1087struct SettingItem {
1088    title: &'static str,
1089    description: &'static str,
1090    field: Box<dyn AnySettingField>,
1091    metadata: Option<Box<SettingsFieldMetadata>>,
1092    files: FileMask,
1093}
1094
1095struct DynamicItem {
1096    discriminant: SettingItem,
1097    pick_discriminant: fn(&SettingsContent) -> Option<usize>,
1098    fields: Vec<Vec<SettingItem>>,
1099}
1100
1101impl PartialEq for DynamicItem {
1102    fn eq(&self, other: &Self) -> bool {
1103        self.discriminant == other.discriminant && self.fields == other.fields
1104    }
1105}
1106
1107#[derive(PartialEq, Eq, Clone, Copy)]
1108struct FileMask(u8);
1109
1110impl std::fmt::Debug for FileMask {
1111    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
1112        write!(f, "FileMask(")?;
1113        let mut items = vec![];
1114
1115        if self.contains(USER) {
1116            items.push("USER");
1117        }
1118        if self.contains(PROJECT) {
1119            items.push("LOCAL");
1120        }
1121        if self.contains(SERVER) {
1122            items.push("SERVER");
1123        }
1124
1125        write!(f, "{})", items.join(" | "))
1126    }
1127}
1128
1129const USER: FileMask = FileMask(1 << 0);
1130const PROJECT: FileMask = FileMask(1 << 2);
1131const SERVER: FileMask = FileMask(1 << 3);
1132
1133impl std::ops::BitAnd for FileMask {
1134    type Output = Self;
1135
1136    fn bitand(self, other: Self) -> Self {
1137        Self(self.0 & other.0)
1138    }
1139}
1140
1141impl std::ops::BitOr for FileMask {
1142    type Output = Self;
1143
1144    fn bitor(self, other: Self) -> Self {
1145        Self(self.0 | other.0)
1146    }
1147}
1148
1149impl FileMask {
1150    fn contains(&self, other: FileMask) -> bool {
1151        self.0 & other.0 != 0
1152    }
1153}
1154
1155impl PartialEq for SettingItem {
1156    fn eq(&self, other: &Self) -> bool {
1157        self.title == other.title
1158            && self.description == other.description
1159            && (match (&self.metadata, &other.metadata) {
1160                (None, None) => true,
1161                (Some(m1), Some(m2)) => m1.placeholder == m2.placeholder,
1162                _ => false,
1163            })
1164    }
1165}
1166
1167#[derive(Clone)]
1168struct SubPageLink {
1169    title: SharedString,
1170    files: FileMask,
1171    render: Arc<
1172        dyn Fn(&mut SettingsWindow, &mut Window, &mut Context<SettingsWindow>) -> AnyElement
1173            + 'static
1174            + Send
1175            + Sync,
1176    >,
1177}
1178
1179impl PartialEq for SubPageLink {
1180    fn eq(&self, other: &Self) -> bool {
1181        self.title == other.title
1182    }
1183}
1184
1185fn all_language_names(cx: &App) -> Vec<SharedString> {
1186    workspace::AppState::global(cx)
1187        .upgrade()
1188        .map_or(vec![], |state| {
1189            state
1190                .languages
1191                .language_names()
1192                .into_iter()
1193                .filter(|name| name.as_ref() != "Zed Keybind Context")
1194                .map(Into::into)
1195                .collect()
1196        })
1197}
1198
1199#[allow(unused)]
1200#[derive(Clone, PartialEq, Debug)]
1201enum SettingsUiFile {
1202    User,                                // Uses all settings.
1203    Project((WorktreeId, Arc<RelPath>)), // Has a special name, and special set of settings
1204    Server(&'static str),                // Uses a special name, and the user settings
1205}
1206
1207impl SettingsUiFile {
1208    fn setting_type(&self) -> &'static str {
1209        match self {
1210            SettingsUiFile::User => "User",
1211            SettingsUiFile::Project(_) => "Project",
1212            SettingsUiFile::Server(_) => "Server",
1213        }
1214    }
1215
1216    fn is_server(&self) -> bool {
1217        matches!(self, SettingsUiFile::Server(_))
1218    }
1219
1220    fn worktree_id(&self) -> Option<WorktreeId> {
1221        match self {
1222            SettingsUiFile::User => None,
1223            SettingsUiFile::Project((worktree_id, _)) => Some(*worktree_id),
1224            SettingsUiFile::Server(_) => None,
1225        }
1226    }
1227
1228    fn from_settings(file: settings::SettingsFile) -> Option<Self> {
1229        Some(match file {
1230            settings::SettingsFile::User => SettingsUiFile::User,
1231            settings::SettingsFile::Project(location) => SettingsUiFile::Project(location),
1232            settings::SettingsFile::Server => SettingsUiFile::Server("todo: server name"),
1233            settings::SettingsFile::Default => return None,
1234            settings::SettingsFile::Global => return None,
1235        })
1236    }
1237
1238    fn to_settings(&self) -> settings::SettingsFile {
1239        match self {
1240            SettingsUiFile::User => settings::SettingsFile::User,
1241            SettingsUiFile::Project(location) => settings::SettingsFile::Project(location.clone()),
1242            SettingsUiFile::Server(_) => settings::SettingsFile::Server,
1243        }
1244    }
1245
1246    fn mask(&self) -> FileMask {
1247        match self {
1248            SettingsUiFile::User => USER,
1249            SettingsUiFile::Project(_) => PROJECT,
1250            SettingsUiFile::Server(_) => SERVER,
1251        }
1252    }
1253}
1254
1255impl SettingsWindow {
1256    fn new(
1257        original_window: Option<WindowHandle<Workspace>>,
1258        window: &mut Window,
1259        cx: &mut Context<Self>,
1260    ) -> Self {
1261        let font_family_cache = theme::FontFamilyCache::global(cx);
1262
1263        cx.spawn(async move |this, cx| {
1264            font_family_cache.prefetch(cx).await;
1265            this.update(cx, |_, cx| {
1266                cx.notify();
1267            })
1268        })
1269        .detach();
1270
1271        let current_file = SettingsUiFile::User;
1272        let search_bar = cx.new(|cx| {
1273            let mut editor = Editor::single_line(window, cx);
1274            editor.set_placeholder_text("Search settings…", window, cx);
1275            editor
1276        });
1277
1278        cx.subscribe(&search_bar, |this, _, event: &EditorEvent, cx| {
1279            let EditorEvent::Edited { transaction_id: _ } = event else {
1280                return;
1281            };
1282
1283            this.update_matches(cx);
1284        })
1285        .detach();
1286
1287        cx.observe_global_in::<SettingsStore>(window, move |this, window, cx| {
1288            this.fetch_files(window, cx);
1289            cx.notify();
1290        })
1291        .detach();
1292
1293        cx.on_window_closed(|cx| {
1294            if let Some(existing_window) = cx
1295                .windows()
1296                .into_iter()
1297                .find_map(|window| window.downcast::<SettingsWindow>())
1298                && cx.windows().len() == 1
1299            {
1300                cx.update_window(*existing_window, |_, window, _| {
1301                    window.remove_window();
1302                })
1303                .ok();
1304
1305                telemetry::event!("Settings Closed")
1306            }
1307        })
1308        .detach();
1309
1310        if let Some(app_state) = AppState::global(cx).upgrade() {
1311            for project in app_state
1312                .workspace_store
1313                .read(cx)
1314                .workspaces()
1315                .iter()
1316                .filter_map(|space| {
1317                    space
1318                        .read(cx)
1319                        .ok()
1320                        .map(|workspace| workspace.project().clone())
1321                })
1322                .collect::<Vec<_>>()
1323            {
1324                cx.observe_release_in(&project, window, |this, _, window, cx| {
1325                    this.fetch_files(window, cx)
1326                })
1327                .detach();
1328                cx.subscribe_in(&project, window, Self::handle_project_event)
1329                    .detach();
1330            }
1331
1332            for workspace in app_state
1333                .workspace_store
1334                .read(cx)
1335                .workspaces()
1336                .iter()
1337                .filter_map(|space| space.entity(cx).ok())
1338            {
1339                cx.observe_release_in(&workspace, window, |this, _, window, cx| {
1340                    this.fetch_files(window, cx)
1341                })
1342                .detach();
1343            }
1344        } else {
1345            log::error!("App state doesn't exist when creating a new settings window");
1346        }
1347
1348        let this_weak = cx.weak_entity();
1349        cx.observe_new::<Project>({
1350            let this_weak = this_weak.clone();
1351
1352            move |_, window, cx| {
1353                let project = cx.entity();
1354                let Some(window) = window else {
1355                    return;
1356                };
1357
1358                this_weak
1359                    .update(cx, |this, cx| {
1360                        this.fetch_files(window, cx);
1361                        cx.observe_release_in(&project, window, |_, _, window, cx| {
1362                            cx.defer_in(window, |this, window, cx| this.fetch_files(window, cx));
1363                        })
1364                        .detach();
1365
1366                        cx.subscribe_in(&project, window, Self::handle_project_event)
1367                            .detach();
1368                    })
1369                    .ok();
1370            }
1371        })
1372        .detach();
1373
1374        cx.observe_new::<Workspace>(move |_, window, cx| {
1375            let workspace = cx.entity();
1376            let Some(window) = window else {
1377                return;
1378            };
1379
1380            this_weak
1381                .update(cx, |this, cx| {
1382                    this.fetch_files(window, cx);
1383                    cx.observe_release_in(&workspace, window, |this, _, window, cx| {
1384                        this.fetch_files(window, cx)
1385                    })
1386                    .detach();
1387                })
1388                .ok();
1389        })
1390        .detach();
1391
1392        let title_bar = if !cfg!(target_os = "macos") {
1393            Some(cx.new(|cx| PlatformTitleBar::new("settings-title-bar", cx)))
1394        } else {
1395            None
1396        };
1397
1398        // high overdraw value so the list scrollbar len doesn't change too much
1399        let list_state = gpui::ListState::new(0, gpui::ListAlignment::Top, px(0.0)).measure_all();
1400        list_state.set_scroll_handler(|_, _, _| {});
1401
1402        let mut this = Self {
1403            title_bar,
1404            original_window,
1405
1406            worktree_root_dirs: HashMap::default(),
1407            files: vec![],
1408
1409            current_file: current_file,
1410            pages: vec![],
1411            navbar_entries: vec![],
1412            navbar_entry: 0,
1413            navbar_scroll_handle: UniformListScrollHandle::default(),
1414            search_bar,
1415            search_task: None,
1416            filter_table: vec![],
1417            has_query: false,
1418            content_handles: vec![],
1419            sub_page_scroll_handle: ScrollHandle::new(),
1420            focus_handle: cx.focus_handle(),
1421            navbar_focus_handle: NonFocusableHandle::new(
1422                NAVBAR_CONTAINER_TAB_INDEX,
1423                false,
1424                window,
1425                cx,
1426            ),
1427            navbar_focus_subscriptions: vec![],
1428            content_focus_handle: NonFocusableHandle::new(
1429                CONTENT_CONTAINER_TAB_INDEX,
1430                false,
1431                window,
1432                cx,
1433            ),
1434            files_focus_handle: cx
1435                .focus_handle()
1436                .tab_index(HEADER_CONTAINER_TAB_INDEX)
1437                .tab_stop(false),
1438            search_index: None,
1439            shown_errors: HashSet::default(),
1440            list_state,
1441        };
1442
1443        this.fetch_files(window, cx);
1444        this.build_ui(window, cx);
1445        this.build_search_index();
1446
1447        this.search_bar.update(cx, |editor, cx| {
1448            editor.focus_handle(cx).focus(window);
1449        });
1450
1451        this
1452    }
1453
1454    fn handle_project_event(
1455        &mut self,
1456        _: &Entity<Project>,
1457        event: &project::Event,
1458        window: &mut Window,
1459        cx: &mut Context<SettingsWindow>,
1460    ) {
1461        match event {
1462            project::Event::WorktreeRemoved(_) | project::Event::WorktreeAdded(_) => {
1463                cx.defer_in(window, |this, window, cx| {
1464                    this.fetch_files(window, cx);
1465                });
1466            }
1467            _ => {}
1468        }
1469    }
1470
1471    fn toggle_navbar_entry(&mut self, nav_entry_index: usize) {
1472        // We can only toggle root entries
1473        if !self.navbar_entries[nav_entry_index].is_root {
1474            return;
1475        }
1476
1477        let expanded = &mut self.navbar_entries[nav_entry_index].expanded;
1478        *expanded = !*expanded;
1479        self.navbar_entry = nav_entry_index;
1480        self.reset_list_state();
1481    }
1482
1483    fn build_navbar(&mut self, cx: &App) {
1484        let mut navbar_entries = Vec::new();
1485
1486        for (page_index, page) in self.pages.iter().enumerate() {
1487            navbar_entries.push(NavBarEntry {
1488                title: page.title,
1489                is_root: true,
1490                expanded: false,
1491                page_index,
1492                item_index: None,
1493                focus_handle: cx.focus_handle().tab_index(0).tab_stop(true),
1494            });
1495
1496            for (item_index, item) in page.items.iter().enumerate() {
1497                let SettingsPageItem::SectionHeader(title) = item else {
1498                    continue;
1499                };
1500                navbar_entries.push(NavBarEntry {
1501                    title,
1502                    is_root: false,
1503                    expanded: false,
1504                    page_index,
1505                    item_index: Some(item_index),
1506                    focus_handle: cx.focus_handle().tab_index(0).tab_stop(true),
1507                });
1508            }
1509        }
1510
1511        self.navbar_entries = navbar_entries;
1512    }
1513
1514    fn setup_navbar_focus_subscriptions(
1515        &mut self,
1516        window: &mut Window,
1517        cx: &mut Context<SettingsWindow>,
1518    ) {
1519        let mut focus_subscriptions = Vec::new();
1520
1521        for entry_index in 0..self.navbar_entries.len() {
1522            let focus_handle = self.navbar_entries[entry_index].focus_handle.clone();
1523
1524            let subscription = cx.on_focus(
1525                &focus_handle,
1526                window,
1527                move |this: &mut SettingsWindow,
1528                      window: &mut Window,
1529                      cx: &mut Context<SettingsWindow>| {
1530                    this.open_and_scroll_to_navbar_entry(entry_index, None, false, window, cx);
1531                },
1532            );
1533            focus_subscriptions.push(subscription);
1534        }
1535        self.navbar_focus_subscriptions = focus_subscriptions;
1536    }
1537
1538    fn visible_navbar_entries(&self) -> impl Iterator<Item = (usize, &NavBarEntry)> {
1539        let mut index = 0;
1540        let entries = &self.navbar_entries;
1541        let search_matches = &self.filter_table;
1542        let has_query = self.has_query;
1543        std::iter::from_fn(move || {
1544            while index < entries.len() {
1545                let entry = &entries[index];
1546                let included_in_search = if let Some(item_index) = entry.item_index {
1547                    search_matches[entry.page_index][item_index]
1548                } else {
1549                    search_matches[entry.page_index].iter().any(|b| *b)
1550                        || search_matches[entry.page_index].is_empty()
1551                };
1552                if included_in_search {
1553                    break;
1554                }
1555                index += 1;
1556            }
1557            if index >= self.navbar_entries.len() {
1558                return None;
1559            }
1560            let entry = &entries[index];
1561            let entry_index = index;
1562
1563            index += 1;
1564            if entry.is_root && !entry.expanded && !has_query {
1565                while index < entries.len() {
1566                    if entries[index].is_root {
1567                        break;
1568                    }
1569                    index += 1;
1570                }
1571            }
1572
1573            return Some((entry_index, entry));
1574        })
1575    }
1576
1577    fn filter_matches_to_file(&mut self) {
1578        let current_file = self.current_file.mask();
1579        for (page, page_filter) in std::iter::zip(&self.pages, &mut self.filter_table) {
1580            let mut header_index = 0;
1581            let mut any_found_since_last_header = true;
1582
1583            for (index, item) in page.items.iter().enumerate() {
1584                match item {
1585                    SettingsPageItem::SectionHeader(_) => {
1586                        if !any_found_since_last_header {
1587                            page_filter[header_index] = false;
1588                        }
1589                        header_index = index;
1590                        any_found_since_last_header = false;
1591                    }
1592                    SettingsPageItem::SettingItem(SettingItem { files, .. })
1593                    | SettingsPageItem::SubPageLink(SubPageLink { files, .. })
1594                    | SettingsPageItem::DynamicItem(DynamicItem {
1595                        discriminant: SettingItem { files, .. },
1596                        ..
1597                    }) => {
1598                        if !files.contains(current_file) {
1599                            page_filter[index] = false;
1600                        } else {
1601                            any_found_since_last_header = true;
1602                        }
1603                    }
1604                }
1605            }
1606            if let Some(last_header) = page_filter.get_mut(header_index)
1607                && !any_found_since_last_header
1608            {
1609                *last_header = false;
1610            }
1611        }
1612    }
1613
1614    fn update_matches(&mut self, cx: &mut Context<SettingsWindow>) {
1615        self.search_task.take();
1616        let mut query = self.search_bar.read(cx).text(cx);
1617        if query.is_empty() || self.search_index.is_none() {
1618            for page in &mut self.filter_table {
1619                page.fill(true);
1620            }
1621            self.has_query = false;
1622            self.filter_matches_to_file();
1623            self.reset_list_state();
1624            cx.notify();
1625            return;
1626        }
1627
1628        let is_json_link_query;
1629        if query.starts_with("#") {
1630            query.remove(0);
1631            is_json_link_query = true;
1632        } else {
1633            is_json_link_query = false;
1634        }
1635
1636        let search_index = self.search_index.as_ref().unwrap().clone();
1637
1638        fn update_matches_inner(
1639            this: &mut SettingsWindow,
1640            search_index: &SearchIndex,
1641            match_indices: impl Iterator<Item = usize>,
1642            cx: &mut Context<SettingsWindow>,
1643        ) {
1644            for page in &mut this.filter_table {
1645                page.fill(false);
1646            }
1647
1648            for match_index in match_indices {
1649                let SearchKeyLUTEntry {
1650                    page_index,
1651                    header_index,
1652                    item_index,
1653                    ..
1654                } = search_index.key_lut[match_index];
1655                let page = &mut this.filter_table[page_index];
1656                page[header_index] = true;
1657                page[item_index] = true;
1658            }
1659            this.has_query = true;
1660            this.filter_matches_to_file();
1661            this.open_first_nav_page();
1662            this.reset_list_state();
1663            cx.notify();
1664        }
1665
1666        self.search_task = Some(cx.spawn(async move |this, cx| {
1667            if is_json_link_query {
1668                let mut indices = vec![];
1669                for (index, SearchKeyLUTEntry { json_path, .. }) in
1670                    search_index.key_lut.iter().enumerate()
1671                {
1672                    let Some(json_path) = json_path else {
1673                        continue;
1674                    };
1675
1676                    if let Some(post) = query.strip_prefix(json_path)
1677                        && (post.is_empty() || post.starts_with('.'))
1678                    {
1679                        indices.push(index);
1680                    }
1681                }
1682                if !indices.is_empty() {
1683                    this.update(cx, |this, cx| {
1684                        update_matches_inner(this, search_index.as_ref(), indices.into_iter(), cx);
1685                    })
1686                    .ok();
1687                    return;
1688                }
1689            }
1690            let bm25_task = cx.background_spawn({
1691                let search_index = search_index.clone();
1692                let max_results = search_index.key_lut.len();
1693                let query = query.clone();
1694                async move { search_index.bm25_engine.search(&query, max_results) }
1695            });
1696            let cancel_flag = std::sync::atomic::AtomicBool::new(false);
1697            let fuzzy_search_task = fuzzy::match_strings(
1698                search_index.fuzzy_match_candidates.as_slice(),
1699                &query,
1700                false,
1701                true,
1702                search_index.fuzzy_match_candidates.len(),
1703                &cancel_flag,
1704                cx.background_executor().clone(),
1705            );
1706
1707            let fuzzy_matches = fuzzy_search_task.await;
1708
1709            _ = this
1710                .update(cx, |this, cx| {
1711                    // For tuning the score threshold
1712                    // for fuzzy_match in &fuzzy_matches {
1713                    //     let SearchItemKey {
1714                    //         page_index,
1715                    //         header_index,
1716                    //         item_index,
1717                    //     } = search_index.key_lut[fuzzy_match.candidate_id];
1718                    //     let SettingsPageItem::SectionHeader(header) =
1719                    //         this.pages[page_index].items[header_index]
1720                    //     else {
1721                    //         continue;
1722                    //     };
1723                    //     let SettingsPageItem::SettingItem(SettingItem {
1724                    //         title, description, ..
1725                    //     }) = this.pages[page_index].items[item_index]
1726                    //     else {
1727                    //         continue;
1728                    //     };
1729                    //     let score = fuzzy_match.score;
1730                    //     eprint!("# {header} :: QUERY = {query} :: SCORE = {score}\n{title}\n{description}\n\n");
1731                    // }
1732                    update_matches_inner(
1733                        this,
1734                        search_index.as_ref(),
1735                        fuzzy_matches
1736                            .into_iter()
1737                            // MAGIC NUMBER: Was found to have right balance between not too many weird matches, but also
1738                            // flexible enough to catch misspellings and <4 letter queries
1739                            // More flexible is good for us here because fuzzy matches will only be used for things that don't
1740                            // match using bm25
1741                            .take_while(|fuzzy_match| fuzzy_match.score >= 0.3)
1742                            .map(|fuzzy_match| fuzzy_match.candidate_id),
1743                        cx,
1744                    );
1745                })
1746                .ok();
1747
1748            let bm25_matches = bm25_task.await;
1749
1750            _ = this
1751                .update(cx, |this, cx| {
1752                    if bm25_matches.is_empty() {
1753                        return;
1754                    }
1755                    update_matches_inner(
1756                        this,
1757                        search_index.as_ref(),
1758                        bm25_matches
1759                            .into_iter()
1760                            .map(|bm25_match| bm25_match.document.id),
1761                        cx,
1762                    );
1763                })
1764                .ok();
1765
1766            cx.background_executor().timer(Duration::from_secs(1)).await;
1767            telemetry::event!("Settings Searched", query = query)
1768        }));
1769    }
1770
1771    fn build_filter_table(&mut self) {
1772        self.filter_table = self
1773            .pages
1774            .iter()
1775            .map(|page| vec![true; page.items.len()])
1776            .collect::<Vec<_>>();
1777    }
1778
1779    fn build_search_index(&mut self) {
1780        let mut key_lut: Vec<SearchKeyLUTEntry> = vec![];
1781        let mut documents = Vec::default();
1782        let mut fuzzy_match_candidates = Vec::default();
1783
1784        fn push_candidates(
1785            fuzzy_match_candidates: &mut Vec<StringMatchCandidate>,
1786            key_index: usize,
1787            input: &str,
1788        ) {
1789            for word in input.split_ascii_whitespace() {
1790                fuzzy_match_candidates.push(StringMatchCandidate::new(key_index, word));
1791            }
1792        }
1793
1794        // PERF: We are currently searching all items even in project files
1795        // where many settings are filtered out, using the logic in filter_matches_to_file
1796        // we could only search relevant items based on the current file
1797        for (page_index, page) in self.pages.iter().enumerate() {
1798            let mut header_index = 0;
1799            let mut header_str = "";
1800            for (item_index, item) in page.items.iter().enumerate() {
1801                let key_index = key_lut.len();
1802                let mut json_path = None;
1803                match item {
1804                    SettingsPageItem::DynamicItem(DynamicItem {
1805                        discriminant: item, ..
1806                    })
1807                    | SettingsPageItem::SettingItem(item) => {
1808                        json_path = item
1809                            .field
1810                            .json_path()
1811                            .map(|path| path.trim_end_matches('$'));
1812                        documents.push(bm25::Document {
1813                            id: key_index,
1814                            contents: [page.title, header_str, item.title, item.description]
1815                                .join("\n"),
1816                        });
1817                        push_candidates(&mut fuzzy_match_candidates, key_index, item.title);
1818                        push_candidates(&mut fuzzy_match_candidates, key_index, item.description);
1819                    }
1820                    SettingsPageItem::SectionHeader(header) => {
1821                        documents.push(bm25::Document {
1822                            id: key_index,
1823                            contents: header.to_string(),
1824                        });
1825                        push_candidates(&mut fuzzy_match_candidates, key_index, header);
1826                        header_index = item_index;
1827                        header_str = *header;
1828                    }
1829                    SettingsPageItem::SubPageLink(sub_page_link) => {
1830                        documents.push(bm25::Document {
1831                            id: key_index,
1832                            contents: [page.title, header_str, sub_page_link.title.as_ref()]
1833                                .join("\n"),
1834                        });
1835                        push_candidates(
1836                            &mut fuzzy_match_candidates,
1837                            key_index,
1838                            sub_page_link.title.as_ref(),
1839                        );
1840                    }
1841                }
1842                push_candidates(&mut fuzzy_match_candidates, key_index, page.title);
1843                push_candidates(&mut fuzzy_match_candidates, key_index, header_str);
1844
1845                key_lut.push(SearchKeyLUTEntry {
1846                    page_index,
1847                    header_index,
1848                    item_index,
1849                    json_path,
1850                });
1851            }
1852        }
1853        let engine =
1854            bm25::SearchEngineBuilder::with_documents(bm25::Language::English, documents).build();
1855        self.search_index = Some(Arc::new(SearchIndex {
1856            bm25_engine: engine,
1857            key_lut,
1858            fuzzy_match_candidates,
1859        }));
1860    }
1861
1862    fn build_content_handles(&mut self, window: &mut Window, cx: &mut Context<SettingsWindow>) {
1863        self.content_handles = self
1864            .pages
1865            .iter()
1866            .map(|page| {
1867                std::iter::repeat_with(|| NonFocusableHandle::new(0, false, window, cx))
1868                    .take(page.items.len())
1869                    .collect()
1870            })
1871            .collect::<Vec<_>>();
1872    }
1873
1874    fn reset_list_state(&mut self) {
1875        // plus one for the title
1876        let mut visible_items_count = self.visible_page_items().count();
1877
1878        if visible_items_count > 0 {
1879            // show page title if page is non empty
1880            visible_items_count += 1;
1881        }
1882
1883        self.list_state.reset(visible_items_count);
1884    }
1885
1886    fn build_ui(&mut self, window: &mut Window, cx: &mut Context<SettingsWindow>) {
1887        if self.pages.is_empty() {
1888            self.pages = page_data::settings_data(cx);
1889            self.build_navbar(cx);
1890            self.setup_navbar_focus_subscriptions(window, cx);
1891            self.build_content_handles(window, cx);
1892        }
1893        sub_page_stack_mut().clear();
1894        // PERF: doesn't have to be rebuilt, can just be filled with true. pages is constant once it is built
1895        self.build_filter_table();
1896        self.reset_list_state();
1897        self.update_matches(cx);
1898
1899        cx.notify();
1900    }
1901
1902    #[track_caller]
1903    fn fetch_files(&mut self, window: &mut Window, cx: &mut Context<SettingsWindow>) {
1904        self.worktree_root_dirs.clear();
1905        let prev_files = self.files.clone();
1906        let settings_store = cx.global::<SettingsStore>();
1907        let mut ui_files = vec![];
1908        let mut all_files = settings_store.get_all_files();
1909        if !all_files.contains(&settings::SettingsFile::User) {
1910            all_files.push(settings::SettingsFile::User);
1911        }
1912        for file in all_files {
1913            let Some(settings_ui_file) = SettingsUiFile::from_settings(file) else {
1914                continue;
1915            };
1916            if settings_ui_file.is_server() {
1917                continue;
1918            }
1919
1920            if let Some(worktree_id) = settings_ui_file.worktree_id() {
1921                let directory_name = all_projects(cx)
1922                    .find_map(|project| project.read(cx).worktree_for_id(worktree_id, cx))
1923                    .and_then(|worktree| worktree.read(cx).root_dir())
1924                    .and_then(|root_dir| {
1925                        root_dir
1926                            .file_name()
1927                            .map(|os_string| os_string.to_string_lossy().to_string())
1928                    });
1929
1930                let Some(directory_name) = directory_name else {
1931                    log::error!(
1932                        "No directory name found for settings file at worktree ID: {}",
1933                        worktree_id
1934                    );
1935                    continue;
1936                };
1937
1938                self.worktree_root_dirs.insert(worktree_id, directory_name);
1939            }
1940
1941            let focus_handle = prev_files
1942                .iter()
1943                .find_map(|(prev_file, handle)| {
1944                    (prev_file == &settings_ui_file).then(|| handle.clone())
1945                })
1946                .unwrap_or_else(|| cx.focus_handle().tab_index(0).tab_stop(true));
1947            ui_files.push((settings_ui_file, focus_handle));
1948        }
1949
1950        ui_files.reverse();
1951
1952        let mut missing_worktrees = Vec::new();
1953
1954        for worktree in all_projects(cx)
1955            .flat_map(|project| project.read(cx).visible_worktrees(cx))
1956            .filter(|tree| !self.worktree_root_dirs.contains_key(&tree.read(cx).id()))
1957        {
1958            let worktree = worktree.read(cx);
1959            let worktree_id = worktree.id();
1960            let Some(directory_name) = worktree.root_dir().and_then(|file| {
1961                file.file_name()
1962                    .map(|os_string| os_string.to_string_lossy().to_string())
1963            }) else {
1964                continue;
1965            };
1966
1967            missing_worktrees.push((worktree_id, directory_name.clone()));
1968            let path = RelPath::empty().to_owned().into_arc();
1969
1970            let settings_ui_file = SettingsUiFile::Project((worktree_id, path));
1971
1972            let focus_handle = prev_files
1973                .iter()
1974                .find_map(|(prev_file, handle)| {
1975                    (prev_file == &settings_ui_file).then(|| handle.clone())
1976                })
1977                .unwrap_or_else(|| cx.focus_handle().tab_index(0).tab_stop(true));
1978
1979            ui_files.push((settings_ui_file, focus_handle));
1980        }
1981
1982        self.worktree_root_dirs.extend(missing_worktrees);
1983
1984        self.files = ui_files;
1985        let current_file_still_exists = self
1986            .files
1987            .iter()
1988            .any(|(file, _)| file == &self.current_file);
1989        if !current_file_still_exists {
1990            self.change_file(0, window, cx);
1991        }
1992    }
1993
1994    fn open_navbar_entry_page(&mut self, navbar_entry: usize) {
1995        if !self.is_nav_entry_visible(navbar_entry) {
1996            self.open_first_nav_page();
1997        }
1998
1999        let is_new_page = self.navbar_entries[self.navbar_entry].page_index
2000            != self.navbar_entries[navbar_entry].page_index;
2001        self.navbar_entry = navbar_entry;
2002
2003        // We only need to reset visible items when updating matches
2004        // and selecting a new page
2005        if is_new_page {
2006            self.reset_list_state();
2007        }
2008
2009        sub_page_stack_mut().clear();
2010    }
2011
2012    fn open_first_nav_page(&mut self) {
2013        let Some(first_navbar_entry_index) = self.visible_navbar_entries().next().map(|e| e.0)
2014        else {
2015            return;
2016        };
2017        self.open_navbar_entry_page(first_navbar_entry_index);
2018    }
2019
2020    fn change_file(&mut self, ix: usize, window: &mut Window, cx: &mut Context<SettingsWindow>) {
2021        if ix >= self.files.len() {
2022            self.current_file = SettingsUiFile::User;
2023            self.build_ui(window, cx);
2024            return;
2025        }
2026
2027        if self.files[ix].0 == self.current_file {
2028            return;
2029        }
2030        self.current_file = self.files[ix].0.clone();
2031
2032        if let SettingsUiFile::Project((_, _)) = &self.current_file {
2033            telemetry::event!("Setting Project Clicked");
2034        }
2035
2036        self.build_ui(window, cx);
2037
2038        if self
2039            .visible_navbar_entries()
2040            .any(|(index, _)| index == self.navbar_entry)
2041        {
2042            self.open_and_scroll_to_navbar_entry(self.navbar_entry, None, true, window, cx);
2043        } else {
2044            self.open_first_nav_page();
2045        };
2046    }
2047
2048    fn render_files_header(
2049        &self,
2050        window: &mut Window,
2051        cx: &mut Context<SettingsWindow>,
2052    ) -> impl IntoElement {
2053        static OVERFLOW_LIMIT: usize = 1;
2054
2055        let file_button =
2056            |ix, file: &SettingsUiFile, focus_handle, cx: &mut Context<SettingsWindow>| {
2057                Button::new(
2058                    ix,
2059                    self.display_name(&file)
2060                        .expect("Files should always have a name"),
2061                )
2062                .toggle_state(file == &self.current_file)
2063                .selected_style(ButtonStyle::Tinted(ui::TintColor::Accent))
2064                .track_focus(focus_handle)
2065                .on_click(cx.listener({
2066                    let focus_handle = focus_handle.clone();
2067                    move |this, _: &gpui::ClickEvent, window, cx| {
2068                        this.change_file(ix, window, cx);
2069                        focus_handle.focus(window);
2070                    }
2071                }))
2072            };
2073
2074        let this = cx.entity();
2075
2076        let selected_file_ix = self
2077            .files
2078            .iter()
2079            .enumerate()
2080            .skip(OVERFLOW_LIMIT)
2081            .find_map(|(ix, (file, _))| {
2082                if file == &self.current_file {
2083                    Some(ix)
2084                } else {
2085                    None
2086                }
2087            })
2088            .unwrap_or(OVERFLOW_LIMIT);
2089        let edit_in_json_id = SharedString::new(format!("edit-in-json-{}", selected_file_ix));
2090
2091        h_flex()
2092            .w_full()
2093            .gap_1()
2094            .justify_between()
2095            .track_focus(&self.files_focus_handle)
2096            .tab_group()
2097            .tab_index(HEADER_GROUP_TAB_INDEX)
2098            .child(
2099                h_flex()
2100                    .gap_1()
2101                    .children(
2102                        self.files.iter().enumerate().take(OVERFLOW_LIMIT).map(
2103                            |(ix, (file, focus_handle))| file_button(ix, file, focus_handle, cx),
2104                        ),
2105                    )
2106                    .when(self.files.len() > OVERFLOW_LIMIT, |div| {
2107                        let (file, focus_handle) = &self.files[selected_file_ix];
2108
2109                        div.child(file_button(selected_file_ix, file, focus_handle, cx))
2110                            .when(self.files.len() > OVERFLOW_LIMIT + 1, |div| {
2111                                div.child(
2112                                    DropdownMenu::new(
2113                                        "more-files",
2114                                        format!("+{}", self.files.len() - (OVERFLOW_LIMIT + 1)),
2115                                        ContextMenu::build(window, cx, move |mut menu, _, _| {
2116                                            for (mut ix, (file, focus_handle)) in self
2117                                                .files
2118                                                .iter()
2119                                                .enumerate()
2120                                                .skip(OVERFLOW_LIMIT + 1)
2121                                            {
2122                                                let (display_name, focus_handle) =
2123                                                    if selected_file_ix == ix {
2124                                                        ix = OVERFLOW_LIMIT;
2125                                                        (
2126                                                            self.display_name(&self.files[ix].0),
2127                                                            self.files[ix].1.clone(),
2128                                                        )
2129                                                    } else {
2130                                                        (
2131                                                            self.display_name(&file),
2132                                                            focus_handle.clone(),
2133                                                        )
2134                                                    };
2135
2136                                                menu = menu.entry(
2137                                                    display_name
2138                                                        .expect("Files should always have a name"),
2139                                                    None,
2140                                                    {
2141                                                        let this = this.clone();
2142                                                        move |window, cx| {
2143                                                            this.update(cx, |this, cx| {
2144                                                                this.change_file(ix, window, cx);
2145                                                            });
2146                                                            focus_handle.focus(window);
2147                                                        }
2148                                                    },
2149                                                );
2150                                            }
2151
2152                                            menu
2153                                        }),
2154                                    )
2155                                    .style(DropdownStyle::Subtle)
2156                                    .trigger_tooltip(Tooltip::text("View Other Projects"))
2157                                    .trigger_icon(IconName::ChevronDown)
2158                                    .attach(gpui::Corner::BottomLeft)
2159                                    .offset(gpui::Point {
2160                                        x: px(0.0),
2161                                        y: px(2.0),
2162                                    })
2163                                    .tab_index(0),
2164                                )
2165                            })
2166                    }),
2167            )
2168            .child(
2169                Button::new(edit_in_json_id, "Edit in settings.json")
2170                    .tab_index(0_isize)
2171                    .style(ButtonStyle::OutlinedGhost)
2172                    .on_click(cx.listener(|this, _, window, cx| {
2173                        this.open_current_settings_file(window, cx);
2174                    })),
2175            )
2176    }
2177
2178    pub(crate) fn display_name(&self, file: &SettingsUiFile) -> Option<String> {
2179        match file {
2180            SettingsUiFile::User => Some("User".to_string()),
2181            SettingsUiFile::Project((worktree_id, path)) => self
2182                .worktree_root_dirs
2183                .get(&worktree_id)
2184                .map(|directory_name| {
2185                    let path_style = PathStyle::local();
2186                    if path.is_empty() {
2187                        directory_name.clone()
2188                    } else {
2189                        format!(
2190                            "{}{}{}",
2191                            directory_name,
2192                            path_style.separator(),
2193                            path.display(path_style)
2194                        )
2195                    }
2196                }),
2197            SettingsUiFile::Server(file) => Some(file.to_string()),
2198        }
2199    }
2200
2201    // TODO:
2202    //  Reconsider this after preview launch
2203    // fn file_location_str(&self) -> String {
2204    //     match &self.current_file {
2205    //         SettingsUiFile::User => "settings.json".to_string(),
2206    //         SettingsUiFile::Project((worktree_id, path)) => self
2207    //             .worktree_root_dirs
2208    //             .get(&worktree_id)
2209    //             .map(|directory_name| {
2210    //                 let path_style = PathStyle::local();
2211    //                 let file_path = path.join(paths::local_settings_file_relative_path());
2212    //                 format!(
2213    //                     "{}{}{}",
2214    //                     directory_name,
2215    //                     path_style.separator(),
2216    //                     file_path.display(path_style)
2217    //                 )
2218    //             })
2219    //             .expect("Current file should always be present in root dir map"),
2220    //         SettingsUiFile::Server(file) => file.to_string(),
2221    //     }
2222    // }
2223
2224    fn render_search(&self, _window: &mut Window, cx: &mut App) -> Div {
2225        h_flex()
2226            .py_1()
2227            .px_1p5()
2228            .mb_3()
2229            .gap_1p5()
2230            .rounded_sm()
2231            .bg(cx.theme().colors().editor_background)
2232            .border_1()
2233            .border_color(cx.theme().colors().border)
2234            .child(Icon::new(IconName::MagnifyingGlass).color(Color::Muted))
2235            .child(self.search_bar.clone())
2236    }
2237
2238    fn render_nav(
2239        &self,
2240        window: &mut Window,
2241        cx: &mut Context<SettingsWindow>,
2242    ) -> impl IntoElement {
2243        let visible_count = self.visible_navbar_entries().count();
2244
2245        let focus_keybind_label = if self
2246            .navbar_focus_handle
2247            .read(cx)
2248            .handle
2249            .contains_focused(window, cx)
2250            || self
2251                .visible_navbar_entries()
2252                .any(|(_, entry)| entry.focus_handle.is_focused(window))
2253        {
2254            "Focus Content"
2255        } else {
2256            "Focus Navbar"
2257        };
2258
2259        let mut key_context = KeyContext::new_with_defaults();
2260        key_context.add("NavigationMenu");
2261        key_context.add("menu");
2262        if self.search_bar.focus_handle(cx).is_focused(window) {
2263            key_context.add("search");
2264        }
2265
2266        v_flex()
2267            .key_context(key_context)
2268            .on_action(cx.listener(|this, _: &CollapseNavEntry, window, cx| {
2269                let Some(focused_entry) = this.focused_nav_entry(window, cx) else {
2270                    return;
2271                };
2272                let focused_entry_parent = this.root_entry_containing(focused_entry);
2273                if this.navbar_entries[focused_entry_parent].expanded {
2274                    this.toggle_navbar_entry(focused_entry_parent);
2275                    window.focus(&this.navbar_entries[focused_entry_parent].focus_handle);
2276                }
2277                cx.notify();
2278            }))
2279            .on_action(cx.listener(|this, _: &ExpandNavEntry, window, cx| {
2280                let Some(focused_entry) = this.focused_nav_entry(window, cx) else {
2281                    return;
2282                };
2283                if !this.navbar_entries[focused_entry].is_root {
2284                    return;
2285                }
2286                if !this.navbar_entries[focused_entry].expanded {
2287                    this.toggle_navbar_entry(focused_entry);
2288                }
2289                cx.notify();
2290            }))
2291            .on_action(
2292                cx.listener(|this, _: &FocusPreviousRootNavEntry, window, cx| {
2293                    let entry_index = this
2294                        .focused_nav_entry(window, cx)
2295                        .unwrap_or(this.navbar_entry);
2296                    let mut root_index = None;
2297                    for (index, entry) in this.visible_navbar_entries() {
2298                        if index >= entry_index {
2299                            break;
2300                        }
2301                        if entry.is_root {
2302                            root_index = Some(index);
2303                        }
2304                    }
2305                    let Some(previous_root_index) = root_index else {
2306                        return;
2307                    };
2308                    this.focus_and_scroll_to_nav_entry(previous_root_index, window, cx);
2309                }),
2310            )
2311            .on_action(cx.listener(|this, _: &FocusNextRootNavEntry, window, cx| {
2312                let entry_index = this
2313                    .focused_nav_entry(window, cx)
2314                    .unwrap_or(this.navbar_entry);
2315                let mut root_index = None;
2316                for (index, entry) in this.visible_navbar_entries() {
2317                    if index <= entry_index {
2318                        continue;
2319                    }
2320                    if entry.is_root {
2321                        root_index = Some(index);
2322                        break;
2323                    }
2324                }
2325                let Some(next_root_index) = root_index else {
2326                    return;
2327                };
2328                this.focus_and_scroll_to_nav_entry(next_root_index, window, cx);
2329            }))
2330            .on_action(cx.listener(|this, _: &FocusFirstNavEntry, window, cx| {
2331                if let Some((first_entry_index, _)) = this.visible_navbar_entries().next() {
2332                    this.focus_and_scroll_to_nav_entry(first_entry_index, window, cx);
2333                }
2334            }))
2335            .on_action(cx.listener(|this, _: &FocusLastNavEntry, window, cx| {
2336                if let Some((last_entry_index, _)) = this.visible_navbar_entries().last() {
2337                    this.focus_and_scroll_to_nav_entry(last_entry_index, window, cx);
2338                }
2339            }))
2340            .on_action(cx.listener(|this, _: &FocusNextNavEntry, window, cx| {
2341                let entry_index = this
2342                    .focused_nav_entry(window, cx)
2343                    .unwrap_or(this.navbar_entry);
2344                let mut next_index = None;
2345                for (index, _) in this.visible_navbar_entries() {
2346                    if index > entry_index {
2347                        next_index = Some(index);
2348                        break;
2349                    }
2350                }
2351                let Some(next_entry_index) = next_index else {
2352                    return;
2353                };
2354                this.open_and_scroll_to_navbar_entry(
2355                    next_entry_index,
2356                    Some(gpui::ScrollStrategy::Bottom),
2357                    false,
2358                    window,
2359                    cx,
2360                );
2361            }))
2362            .on_action(cx.listener(|this, _: &FocusPreviousNavEntry, window, cx| {
2363                let entry_index = this
2364                    .focused_nav_entry(window, cx)
2365                    .unwrap_or(this.navbar_entry);
2366                let mut prev_index = None;
2367                for (index, _) in this.visible_navbar_entries() {
2368                    if index >= entry_index {
2369                        break;
2370                    }
2371                    prev_index = Some(index);
2372                }
2373                let Some(prev_entry_index) = prev_index else {
2374                    return;
2375                };
2376                this.open_and_scroll_to_navbar_entry(
2377                    prev_entry_index,
2378                    Some(gpui::ScrollStrategy::Top),
2379                    false,
2380                    window,
2381                    cx,
2382                );
2383            }))
2384            .w_56()
2385            .h_full()
2386            .p_2p5()
2387            .when(cfg!(target_os = "macos"), |this| this.pt_10())
2388            .flex_none()
2389            .border_r_1()
2390            .border_color(cx.theme().colors().border)
2391            .bg(cx.theme().colors().panel_background)
2392            .child(self.render_search(window, cx))
2393            .child(
2394                v_flex()
2395                    .flex_1()
2396                    .overflow_hidden()
2397                    .track_focus(&self.navbar_focus_handle.focus_handle(cx))
2398                    .tab_group()
2399                    .tab_index(NAVBAR_GROUP_TAB_INDEX)
2400                    .child(
2401                        uniform_list(
2402                            "settings-ui-nav-bar",
2403                            visible_count + 1,
2404                            cx.processor(move |this, range: Range<usize>, _, cx| {
2405                                this.visible_navbar_entries()
2406                                    .skip(range.start.saturating_sub(1))
2407                                    .take(range.len())
2408                                    .map(|(entry_index, entry)| {
2409                                        TreeViewItem::new(
2410                                            ("settings-ui-navbar-entry", entry_index),
2411                                            entry.title,
2412                                        )
2413                                        .track_focus(&entry.focus_handle)
2414                                        .root_item(entry.is_root)
2415                                        .toggle_state(this.is_navbar_entry_selected(entry_index))
2416                                        .when(entry.is_root, |item| {
2417                                            item.expanded(entry.expanded || this.has_query)
2418                                                .on_toggle(cx.listener(
2419                                                    move |this, _, window, cx| {
2420                                                        this.toggle_navbar_entry(entry_index);
2421                                                        window.focus(
2422                                                            &this.navbar_entries[entry_index]
2423                                                                .focus_handle,
2424                                                        );
2425                                                        cx.notify();
2426                                                    },
2427                                                ))
2428                                        })
2429                                        .on_click({
2430                                            let category = this.pages[entry.page_index].title;
2431                                            let subcategory =
2432                                                (!entry.is_root).then_some(entry.title);
2433
2434                                            cx.listener(move |this, _, window, cx| {
2435                                                telemetry::event!(
2436                                                    "Settings Navigation Clicked",
2437                                                    category = category,
2438                                                    subcategory = subcategory
2439                                                );
2440
2441                                                this.open_and_scroll_to_navbar_entry(
2442                                                    entry_index,
2443                                                    None,
2444                                                    true,
2445                                                    window,
2446                                                    cx,
2447                                                );
2448                                            })
2449                                        })
2450                                    })
2451                                    .collect()
2452                            }),
2453                        )
2454                        .size_full()
2455                        .track_scroll(self.navbar_scroll_handle.clone()),
2456                    )
2457                    .vertical_scrollbar_for(self.navbar_scroll_handle.clone(), window, cx),
2458            )
2459            .child(
2460                h_flex()
2461                    .w_full()
2462                    .h_8()
2463                    .p_2()
2464                    .pb_0p5()
2465                    .flex_shrink_0()
2466                    .border_t_1()
2467                    .border_color(cx.theme().colors().border_variant)
2468                    .child(
2469                        KeybindingHint::new(
2470                            KeyBinding::for_action_in(
2471                                &ToggleFocusNav,
2472                                &self.navbar_focus_handle.focus_handle(cx),
2473                                cx,
2474                            ),
2475                            cx.theme().colors().surface_background.opacity(0.5),
2476                        )
2477                        .suffix(focus_keybind_label),
2478                    ),
2479            )
2480    }
2481
2482    fn open_and_scroll_to_navbar_entry(
2483        &mut self,
2484        navbar_entry_index: usize,
2485        scroll_strategy: Option<gpui::ScrollStrategy>,
2486        focus_content: bool,
2487        window: &mut Window,
2488        cx: &mut Context<Self>,
2489    ) {
2490        self.open_navbar_entry_page(navbar_entry_index);
2491        cx.notify();
2492
2493        let mut handle_to_focus = None;
2494
2495        if self.navbar_entries[navbar_entry_index].is_root
2496            || !self.is_nav_entry_visible(navbar_entry_index)
2497        {
2498            self.sub_page_scroll_handle
2499                .set_offset(point(px(0.), px(0.)));
2500            if focus_content {
2501                let Some(first_item_index) =
2502                    self.visible_page_items().next().map(|(index, _)| index)
2503                else {
2504                    return;
2505                };
2506                handle_to_focus = Some(self.focus_handle_for_content_element(first_item_index, cx));
2507            } else if !self.is_nav_entry_visible(navbar_entry_index) {
2508                let Some(first_visible_nav_entry_index) =
2509                    self.visible_navbar_entries().next().map(|(index, _)| index)
2510                else {
2511                    return;
2512                };
2513                self.focus_and_scroll_to_nav_entry(first_visible_nav_entry_index, window, cx);
2514            } else {
2515                handle_to_focus =
2516                    Some(self.navbar_entries[navbar_entry_index].focus_handle.clone());
2517            }
2518        } else {
2519            let entry_item_index = self.navbar_entries[navbar_entry_index]
2520                .item_index
2521                .expect("Non-root items should have an item index");
2522            self.scroll_to_content_item(entry_item_index, window, cx);
2523            if focus_content {
2524                handle_to_focus = Some(self.focus_handle_for_content_element(entry_item_index, cx));
2525            } else {
2526                handle_to_focus =
2527                    Some(self.navbar_entries[navbar_entry_index].focus_handle.clone());
2528            }
2529        }
2530
2531        if let Some(scroll_strategy) = scroll_strategy
2532            && let Some(logical_entry_index) = self
2533                .visible_navbar_entries()
2534                .into_iter()
2535                .position(|(index, _)| index == navbar_entry_index)
2536        {
2537            self.navbar_scroll_handle
2538                .scroll_to_item(logical_entry_index + 1, scroll_strategy);
2539        }
2540
2541        // Page scroll handle updates the active item index
2542        // in it's next paint call after using scroll_handle.scroll_to_top_of_item
2543        // The call after that updates the offset of the scroll handle. So to
2544        // ensure the scroll handle doesn't lag behind we need to render three frames
2545        // back to back.
2546        cx.on_next_frame(window, move |_, window, cx| {
2547            if let Some(handle) = handle_to_focus.as_ref() {
2548                window.focus(handle);
2549            }
2550
2551            cx.on_next_frame(window, |_, _, cx| {
2552                cx.notify();
2553            });
2554            cx.notify();
2555        });
2556        cx.notify();
2557    }
2558
2559    fn scroll_to_content_item(
2560        &self,
2561        content_item_index: usize,
2562        _window: &mut Window,
2563        cx: &mut Context<Self>,
2564    ) {
2565        let index = self
2566            .visible_page_items()
2567            .position(|(index, _)| index == content_item_index)
2568            .unwrap_or(0);
2569        if index == 0 {
2570            self.sub_page_scroll_handle
2571                .set_offset(point(px(0.), px(0.)));
2572            self.list_state.scroll_to(gpui::ListOffset {
2573                item_ix: 0,
2574                offset_in_item: px(0.),
2575            });
2576            return;
2577        }
2578        self.list_state.scroll_to(gpui::ListOffset {
2579            item_ix: index + 1,
2580            offset_in_item: px(0.),
2581        });
2582        cx.notify();
2583    }
2584
2585    fn is_nav_entry_visible(&self, nav_entry_index: usize) -> bool {
2586        self.visible_navbar_entries()
2587            .any(|(index, _)| index == nav_entry_index)
2588    }
2589
2590    fn focus_and_scroll_to_first_visible_nav_entry(
2591        &self,
2592        window: &mut Window,
2593        cx: &mut Context<Self>,
2594    ) {
2595        if let Some(nav_entry_index) = self.visible_navbar_entries().next().map(|(index, _)| index)
2596        {
2597            self.focus_and_scroll_to_nav_entry(nav_entry_index, window, cx);
2598        }
2599    }
2600
2601    fn focus_and_scroll_to_nav_entry(
2602        &self,
2603        nav_entry_index: usize,
2604        window: &mut Window,
2605        cx: &mut Context<Self>,
2606    ) {
2607        let Some(position) = self
2608            .visible_navbar_entries()
2609            .position(|(index, _)| index == nav_entry_index)
2610        else {
2611            return;
2612        };
2613        self.navbar_scroll_handle
2614            .scroll_to_item(position, gpui::ScrollStrategy::Top);
2615        window.focus(&self.navbar_entries[nav_entry_index].focus_handle);
2616        cx.notify();
2617    }
2618
2619    fn visible_page_items(&self) -> impl Iterator<Item = (usize, &SettingsPageItem)> {
2620        let page_idx = self.current_page_index();
2621
2622        self.current_page()
2623            .items
2624            .iter()
2625            .enumerate()
2626            .filter_map(move |(item_index, item)| {
2627                self.filter_table[page_idx][item_index].then_some((item_index, item))
2628            })
2629    }
2630
2631    fn render_sub_page_breadcrumbs(&self) -> impl IntoElement {
2632        let mut items = vec![];
2633        items.push(self.current_page().title.into());
2634        items.extend(
2635            sub_page_stack()
2636                .iter()
2637                .flat_map(|page| [page.section_header.into(), page.link.title.clone()]),
2638        );
2639
2640        let last = items.pop().unwrap();
2641        h_flex()
2642            .gap_1()
2643            .children(
2644                items
2645                    .into_iter()
2646                    .flat_map(|item| [item, "/".into()])
2647                    .map(|item| Label::new(item).color(Color::Muted)),
2648            )
2649            .child(Label::new(last))
2650    }
2651
2652    fn render_empty_state(&self, search_query: SharedString) -> impl IntoElement {
2653        v_flex()
2654            .size_full()
2655            .items_center()
2656            .justify_center()
2657            .gap_1()
2658            .child(Label::new("No Results"))
2659            .child(
2660                Label::new(search_query)
2661                    .size(LabelSize::Small)
2662                    .color(Color::Muted),
2663            )
2664    }
2665
2666    fn render_page_items(
2667        &mut self,
2668        page_index: usize,
2669        _window: &mut Window,
2670        cx: &mut Context<SettingsWindow>,
2671    ) -> impl IntoElement {
2672        let mut page_content = v_flex().id("settings-ui-page").size_full();
2673
2674        let has_active_search = !self.search_bar.read(cx).is_empty(cx);
2675        let has_no_results = self.visible_page_items().next().is_none() && has_active_search;
2676
2677        if has_no_results {
2678            let search_query = self.search_bar.read(cx).text(cx);
2679            page_content = page_content.child(
2680                self.render_empty_state(format!("No settings match \"{}\"", search_query).into()),
2681            )
2682        } else {
2683            let last_non_header_index = self
2684                .visible_page_items()
2685                .filter_map(|(index, item)| {
2686                    (!matches!(item, SettingsPageItem::SectionHeader(_))).then_some(index)
2687                })
2688                .last();
2689
2690            let root_nav_label = self
2691                .navbar_entries
2692                .iter()
2693                .find(|entry| entry.is_root && entry.page_index == self.current_page_index())
2694                .map(|entry| entry.title);
2695
2696            let list_content = list(
2697                self.list_state.clone(),
2698                cx.processor(move |this, index, window, cx| {
2699                    if index == 0 {
2700                        return div()
2701                            .px_8()
2702                            .when(sub_page_stack().is_empty(), |this| {
2703                                this.when_some(root_nav_label, |this, title| {
2704                                    this.child(
2705                                        Label::new(title).size(LabelSize::Large).mt_2().mb_3(),
2706                                    )
2707                                })
2708                            })
2709                            .into_any_element();
2710                    }
2711
2712                    let mut visible_items = this.visible_page_items();
2713                    let Some((actual_item_index, item)) = visible_items.nth(index - 1) else {
2714                        return gpui::Empty.into_any_element();
2715                    };
2716
2717                    let no_bottom_border = visible_items
2718                        .next()
2719                        .map(|(_, item)| matches!(item, SettingsPageItem::SectionHeader(_)))
2720                        .unwrap_or(false);
2721
2722                    let is_last = Some(actual_item_index) == last_non_header_index;
2723
2724                    let item_focus_handle =
2725                        this.content_handles[page_index][actual_item_index].focus_handle(cx);
2726
2727                    v_flex()
2728                        .id(("settings-page-item", actual_item_index))
2729                        .track_focus(&item_focus_handle)
2730                        .w_full()
2731                        .min_w_0()
2732                        .child(item.render(
2733                            this,
2734                            actual_item_index,
2735                            no_bottom_border || is_last,
2736                            window,
2737                            cx,
2738                        ))
2739                        .into_any_element()
2740                }),
2741            );
2742
2743            page_content = page_content.child(list_content.size_full())
2744        }
2745        page_content
2746    }
2747
2748    fn render_sub_page_items<'a, Items: Iterator<Item = (usize, &'a SettingsPageItem)>>(
2749        &self,
2750        items: Items,
2751        page_index: Option<usize>,
2752        window: &mut Window,
2753        cx: &mut Context<SettingsWindow>,
2754    ) -> impl IntoElement {
2755        let mut page_content = v_flex()
2756            .id("settings-ui-page")
2757            .size_full()
2758            .overflow_y_scroll()
2759            .track_scroll(&self.sub_page_scroll_handle);
2760
2761        let items: Vec<_> = items.collect();
2762        let items_len = items.len();
2763        let mut section_header = None;
2764
2765        let has_active_search = !self.search_bar.read(cx).is_empty(cx);
2766        let has_no_results = items_len == 0 && has_active_search;
2767
2768        if has_no_results {
2769            let search_query = self.search_bar.read(cx).text(cx);
2770            page_content = page_content.child(
2771                self.render_empty_state(format!("No settings match \"{}\"", search_query).into()),
2772            )
2773        } else {
2774            let last_non_header_index = items
2775                .iter()
2776                .enumerate()
2777                .rev()
2778                .find(|(_, (_, item))| !matches!(item, SettingsPageItem::SectionHeader(_)))
2779                .map(|(index, _)| index);
2780
2781            let root_nav_label = self
2782                .navbar_entries
2783                .iter()
2784                .find(|entry| entry.is_root && entry.page_index == self.current_page_index())
2785                .map(|entry| entry.title);
2786
2787            page_content = page_content
2788                .when(sub_page_stack().is_empty(), |this| {
2789                    this.when_some(root_nav_label, |this, title| {
2790                        this.child(Label::new(title).size(LabelSize::Large).mt_2().mb_3())
2791                    })
2792                })
2793                .children(items.clone().into_iter().enumerate().map(
2794                    |(index, (actual_item_index, item))| {
2795                        let no_bottom_border = items
2796                            .get(index + 1)
2797                            .map(|(_, next_item)| {
2798                                matches!(next_item, SettingsPageItem::SectionHeader(_))
2799                            })
2800                            .unwrap_or(false);
2801                        let is_last = Some(index) == last_non_header_index;
2802
2803                        if let SettingsPageItem::SectionHeader(header) = item {
2804                            section_header = Some(*header);
2805                        }
2806                        v_flex()
2807                            .w_full()
2808                            .min_w_0()
2809                            .id(("settings-page-item", actual_item_index))
2810                            .when_some(page_index, |element, page_index| {
2811                                element.track_focus(
2812                                    &self.content_handles[page_index][actual_item_index]
2813                                        .focus_handle(cx),
2814                                )
2815                            })
2816                            .child(item.render(
2817                                self,
2818                                actual_item_index,
2819                                no_bottom_border || is_last,
2820                                window,
2821                                cx,
2822                            ))
2823                    },
2824                ))
2825        }
2826        page_content
2827    }
2828
2829    fn render_page(
2830        &mut self,
2831        window: &mut Window,
2832        cx: &mut Context<SettingsWindow>,
2833    ) -> impl IntoElement {
2834        let page_header;
2835        let page_content;
2836
2837        if sub_page_stack().is_empty() {
2838            page_header = self.render_files_header(window, cx).into_any_element();
2839
2840            page_content = self
2841                .render_page_items(self.current_page_index(), window, cx)
2842                .into_any_element();
2843        } else {
2844            page_header = h_flex()
2845                .w_full()
2846                .justify_between()
2847                .child(
2848                    h_flex()
2849                        .ml_neg_1p5()
2850                        .gap_1()
2851                        .child(
2852                            IconButton::new("back-btn", IconName::ArrowLeft)
2853                                .icon_size(IconSize::Small)
2854                                .shape(IconButtonShape::Square)
2855                                .on_click(cx.listener(|this, _, _, cx| {
2856                                    this.pop_sub_page(cx);
2857                                })),
2858                        )
2859                        .child(self.render_sub_page_breadcrumbs()),
2860                )
2861                .child(
2862                    Button::new("open-in-settings-file", "Edit in settings.json")
2863                        .tab_index(0_isize)
2864                        .style(ButtonStyle::OutlinedGhost)
2865                        .on_click(cx.listener(|this, _, window, cx| {
2866                            this.open_current_settings_file(window, cx);
2867                        })),
2868                )
2869                .into_any_element();
2870
2871            let active_page_render_fn = sub_page_stack().last().unwrap().link.render.clone();
2872            page_content = (active_page_render_fn)(self, window, cx);
2873        }
2874
2875        let mut warning_banner = gpui::Empty.into_any_element();
2876        if let Some(error) =
2877            SettingsStore::global(cx).error_for_file(self.current_file.to_settings())
2878        {
2879            fn banner(
2880                label: &'static str,
2881                error: String,
2882                shown_errors: &mut HashSet<String>,
2883                cx: &mut Context<SettingsWindow>,
2884            ) -> impl IntoElement {
2885                if shown_errors.insert(error.clone()) {
2886                    telemetry::event!("Settings Error Shown", label = label, error = &error);
2887                }
2888                Banner::new()
2889                    .severity(Severity::Warning)
2890                    .child(
2891                        v_flex()
2892                            .my_0p5()
2893                            .gap_0p5()
2894                            .child(Label::new(label))
2895                            .child(Label::new(error).size(LabelSize::Small).color(Color::Muted)),
2896                    )
2897                    .action_slot(
2898                        div().pr_1().pb_1().child(
2899                            Button::new("fix-in-json", "Fix in settings.json")
2900                                .tab_index(0_isize)
2901                                .style(ButtonStyle::Tinted(ui::TintColor::Warning))
2902                                .on_click(cx.listener(|this, _, window, cx| {
2903                                    this.open_current_settings_file(window, cx);
2904                                })),
2905                        ),
2906                    )
2907            }
2908
2909            let parse_error = error.parse_error();
2910            let parse_failed = parse_error.is_some();
2911
2912            warning_banner = v_flex()
2913                .gap_2()
2914                .when_some(parse_error, |this, err| {
2915                    this.child(banner(
2916                        "Failed to load your settings. Some values may be incorrect and changes may be lost.",
2917                        err,
2918                        &mut self.shown_errors,
2919                        cx,
2920                    ))
2921                })
2922                .map(|this| match &error.migration_status {
2923                    settings::MigrationStatus::Succeeded => this.child(banner(
2924                        "Your settings are out of date, and need to be updated.",
2925                        match &self.current_file {
2926                            SettingsUiFile::User => "They can be automatically migrated to the latest version.",
2927                            SettingsUiFile::Server(_) | SettingsUiFile::Project(_)  => "They must be manually migrated to the latest version."
2928                        }.to_string(),
2929                        &mut self.shown_errors,
2930                        cx,
2931                    )),
2932                    settings::MigrationStatus::Failed { error: err } if !parse_failed => this
2933                        .child(banner(
2934                            "Your settings file is out of date, automatic migration failed",
2935                            err.clone(),
2936                            &mut self.shown_errors,
2937                            cx,
2938                        )),
2939                    _ => this,
2940                })
2941                .into_any_element()
2942        }
2943
2944        return v_flex()
2945            .id("settings-ui-page")
2946            .on_action(cx.listener(|this, _: &menu::SelectNext, window, cx| {
2947                if !sub_page_stack().is_empty() {
2948                    window.focus_next();
2949                    return;
2950                }
2951                for (logical_index, (actual_index, _)) in this.visible_page_items().enumerate() {
2952                    let handle = this.content_handles[this.current_page_index()][actual_index]
2953                        .focus_handle(cx);
2954                    let mut offset = 1; // for page header
2955
2956                    if let Some((_, next_item)) = this.visible_page_items().nth(logical_index + 1)
2957                        && matches!(next_item, SettingsPageItem::SectionHeader(_))
2958                    {
2959                        offset += 1;
2960                    }
2961                    if handle.contains_focused(window, cx) {
2962                        let next_logical_index = logical_index + offset + 1;
2963                        this.list_state.scroll_to_reveal_item(next_logical_index);
2964                        // We need to render the next item to ensure it's focus handle is in the element tree
2965                        cx.on_next_frame(window, |_, window, cx| {
2966                            cx.notify();
2967                            cx.on_next_frame(window, |_, window, cx| {
2968                                window.focus_next();
2969                                cx.notify();
2970                            });
2971                        });
2972                        cx.notify();
2973                        return;
2974                    }
2975                }
2976                window.focus_next();
2977            }))
2978            .on_action(cx.listener(|this, _: &menu::SelectPrevious, window, cx| {
2979                if !sub_page_stack().is_empty() {
2980                    window.focus_prev();
2981                    return;
2982                }
2983                let mut prev_was_header = false;
2984                for (logical_index, (actual_index, item)) in this.visible_page_items().enumerate() {
2985                    let is_header = matches!(item, SettingsPageItem::SectionHeader(_));
2986                    let handle = this.content_handles[this.current_page_index()][actual_index]
2987                        .focus_handle(cx);
2988                    let mut offset = 1; // for page header
2989
2990                    if prev_was_header {
2991                        offset -= 1;
2992                    }
2993                    if handle.contains_focused(window, cx) {
2994                        let next_logical_index = logical_index + offset - 1;
2995                        this.list_state.scroll_to_reveal_item(next_logical_index);
2996                        // We need to render the next item to ensure it's focus handle is in the element tree
2997                        cx.on_next_frame(window, |_, window, cx| {
2998                            cx.notify();
2999                            cx.on_next_frame(window, |_, window, cx| {
3000                                window.focus_prev();
3001                                cx.notify();
3002                            });
3003                        });
3004                        cx.notify();
3005                        return;
3006                    }
3007                    prev_was_header = is_header;
3008                }
3009                window.focus_prev();
3010            }))
3011            .when(sub_page_stack().is_empty(), |this| {
3012                this.vertical_scrollbar_for(self.list_state.clone(), window, cx)
3013            })
3014            .when(!sub_page_stack().is_empty(), |this| {
3015                this.vertical_scrollbar_for(self.sub_page_scroll_handle.clone(), window, cx)
3016            })
3017            .track_focus(&self.content_focus_handle.focus_handle(cx))
3018            .pt_6()
3019            .gap_4()
3020            .flex_1()
3021            .bg(cx.theme().colors().editor_background)
3022            .child(
3023                v_flex()
3024                    .px_8()
3025                    .gap_2()
3026                    .child(page_header)
3027                    .child(warning_banner),
3028            )
3029            .child(
3030                div()
3031                    .flex_1()
3032                    .size_full()
3033                    .tab_group()
3034                    .tab_index(CONTENT_GROUP_TAB_INDEX)
3035                    .child(page_content),
3036            );
3037    }
3038
3039    /// This function will create a new settings file if one doesn't exist
3040    /// if the current file is a project settings with a valid worktree id
3041    /// We do this because the settings ui allows initializing project settings
3042    fn open_current_settings_file(&mut self, window: &mut Window, cx: &mut Context<Self>) {
3043        match &self.current_file {
3044            SettingsUiFile::User => {
3045                let Some(original_window) = self.original_window else {
3046                    return;
3047                };
3048                original_window
3049                    .update(cx, |workspace, window, cx| {
3050                        workspace
3051                            .with_local_workspace(window, cx, |workspace, window, cx| {
3052                                let create_task = workspace.project().update(cx, |project, cx| {
3053                                    project.find_or_create_worktree(
3054                                        paths::config_dir().as_path(),
3055                                        false,
3056                                        cx,
3057                                    )
3058                                });
3059                                let open_task = workspace.open_paths(
3060                                    vec![paths::settings_file().to_path_buf()],
3061                                    OpenOptions {
3062                                        visible: Some(OpenVisible::None),
3063                                        ..Default::default()
3064                                    },
3065                                    None,
3066                                    window,
3067                                    cx,
3068                                );
3069
3070                                cx.spawn_in(window, async move |workspace, cx| {
3071                                    create_task.await.ok();
3072                                    open_task.await;
3073
3074                                    workspace.update_in(cx, |_, window, cx| {
3075                                        window.activate_window();
3076                                        cx.notify();
3077                                    })
3078                                })
3079                                .detach();
3080                            })
3081                            .detach();
3082                    })
3083                    .ok();
3084
3085                window.remove_window();
3086            }
3087            SettingsUiFile::Project((worktree_id, path)) => {
3088                let settings_path = path.join(paths::local_settings_file_relative_path());
3089                let Some(app_state) = workspace::AppState::global(cx).upgrade() else {
3090                    return;
3091                };
3092
3093                let Some((worktree, corresponding_workspace)) = app_state
3094                    .workspace_store
3095                    .read(cx)
3096                    .workspaces()
3097                    .iter()
3098                    .find_map(|workspace| {
3099                        workspace
3100                            .read_with(cx, |workspace, cx| {
3101                                workspace
3102                                    .project()
3103                                    .read(cx)
3104                                    .worktree_for_id(*worktree_id, cx)
3105                            })
3106                            .ok()
3107                            .flatten()
3108                            .zip(Some(*workspace))
3109                    })
3110                else {
3111                    log::error!(
3112                        "No corresponding workspace contains worktree id: {}",
3113                        worktree_id
3114                    );
3115
3116                    return;
3117                };
3118
3119                let create_task = if worktree.read(cx).entry_for_path(&settings_path).is_some() {
3120                    None
3121                } else {
3122                    Some(worktree.update(cx, |tree, cx| {
3123                        tree.create_entry(
3124                            settings_path.clone(),
3125                            false,
3126                            Some(initial_project_settings_content().as_bytes().to_vec()),
3127                            cx,
3128                        )
3129                    }))
3130                };
3131
3132                let worktree_id = *worktree_id;
3133
3134                // TODO: move zed::open_local_file() APIs to this crate, and
3135                // re-implement the "initial_contents" behavior
3136                corresponding_workspace
3137                    .update(cx, |_, window, cx| {
3138                        cx.spawn_in(window, async move |workspace, cx| {
3139                            if let Some(create_task) = create_task {
3140                                create_task.await.ok()?;
3141                            };
3142
3143                            workspace
3144                                .update_in(cx, |workspace, window, cx| {
3145                                    workspace.open_path(
3146                                        (worktree_id, settings_path.clone()),
3147                                        None,
3148                                        true,
3149                                        window,
3150                                        cx,
3151                                    )
3152                                })
3153                                .ok()?
3154                                .await
3155                                .log_err()?;
3156
3157                            workspace
3158                                .update_in(cx, |_, window, cx| {
3159                                    window.activate_window();
3160                                    cx.notify();
3161                                })
3162                                .ok();
3163
3164                            Some(())
3165                        })
3166                        .detach();
3167                    })
3168                    .ok();
3169
3170                window.remove_window();
3171            }
3172            SettingsUiFile::Server(_) => {
3173                // Server files are not editable
3174                return;
3175            }
3176        };
3177    }
3178
3179    fn current_page_index(&self) -> usize {
3180        self.page_index_from_navbar_index(self.navbar_entry)
3181    }
3182
3183    fn current_page(&self) -> &SettingsPage {
3184        &self.pages[self.current_page_index()]
3185    }
3186
3187    fn page_index_from_navbar_index(&self, index: usize) -> usize {
3188        if self.navbar_entries.is_empty() {
3189            return 0;
3190        }
3191
3192        self.navbar_entries[index].page_index
3193    }
3194
3195    fn is_navbar_entry_selected(&self, ix: usize) -> bool {
3196        ix == self.navbar_entry
3197    }
3198
3199    fn push_sub_page(
3200        &mut self,
3201        sub_page_link: SubPageLink,
3202        section_header: &'static str,
3203        cx: &mut Context<SettingsWindow>,
3204    ) {
3205        sub_page_stack_mut().push(SubPage {
3206            link: sub_page_link,
3207            section_header,
3208        });
3209        cx.notify();
3210    }
3211
3212    fn pop_sub_page(&mut self, cx: &mut Context<SettingsWindow>) {
3213        sub_page_stack_mut().pop();
3214        cx.notify();
3215    }
3216
3217    fn focus_file_at_index(&mut self, index: usize, window: &mut Window) {
3218        if let Some((_, handle)) = self.files.get(index) {
3219            handle.focus(window);
3220        }
3221    }
3222
3223    fn focused_file_index(&self, window: &Window, cx: &Context<Self>) -> usize {
3224        if self.files_focus_handle.contains_focused(window, cx)
3225            && let Some(index) = self
3226                .files
3227                .iter()
3228                .position(|(_, handle)| handle.is_focused(window))
3229        {
3230            return index;
3231        }
3232        if let Some(current_file_index) = self
3233            .files
3234            .iter()
3235            .position(|(file, _)| file == &self.current_file)
3236        {
3237            return current_file_index;
3238        }
3239        0
3240    }
3241
3242    fn focus_handle_for_content_element(
3243        &self,
3244        actual_item_index: usize,
3245        cx: &Context<Self>,
3246    ) -> FocusHandle {
3247        let page_index = self.current_page_index();
3248        self.content_handles[page_index][actual_item_index].focus_handle(cx)
3249    }
3250
3251    fn focused_nav_entry(&self, window: &Window, cx: &App) -> Option<usize> {
3252        if !self
3253            .navbar_focus_handle
3254            .focus_handle(cx)
3255            .contains_focused(window, cx)
3256        {
3257            return None;
3258        }
3259        for (index, entry) in self.navbar_entries.iter().enumerate() {
3260            if entry.focus_handle.is_focused(window) {
3261                return Some(index);
3262            }
3263        }
3264        None
3265    }
3266
3267    fn root_entry_containing(&self, nav_entry_index: usize) -> usize {
3268        let mut index = Some(nav_entry_index);
3269        while let Some(prev_index) = index
3270            && !self.navbar_entries[prev_index].is_root
3271        {
3272            index = prev_index.checked_sub(1);
3273        }
3274        return index.expect("No root entry found");
3275    }
3276}
3277
3278impl Render for SettingsWindow {
3279    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
3280        let ui_font = theme::setup_ui_font(window, cx);
3281
3282        client_side_decorations(
3283            v_flex()
3284                .text_color(cx.theme().colors().text)
3285                .size_full()
3286                .children(self.title_bar.clone())
3287                .child(
3288                    div()
3289                        .id("settings-window")
3290                        .key_context("SettingsWindow")
3291                        .track_focus(&self.focus_handle)
3292                        .on_action(cx.listener(|this, _: &OpenCurrentFile, window, cx| {
3293                            this.open_current_settings_file(window, cx);
3294                        }))
3295                        .on_action(|_: &Minimize, window, _cx| {
3296                            window.minimize_window();
3297                        })
3298                        .on_action(cx.listener(|this, _: &search::FocusSearch, window, cx| {
3299                            this.search_bar.focus_handle(cx).focus(window);
3300                        }))
3301                        .on_action(cx.listener(|this, _: &ToggleFocusNav, window, cx| {
3302                            if this
3303                                .navbar_focus_handle
3304                                .focus_handle(cx)
3305                                .contains_focused(window, cx)
3306                            {
3307                                this.open_and_scroll_to_navbar_entry(
3308                                    this.navbar_entry,
3309                                    None,
3310                                    true,
3311                                    window,
3312                                    cx,
3313                                );
3314                            } else {
3315                                this.focus_and_scroll_to_nav_entry(this.navbar_entry, window, cx);
3316                            }
3317                        }))
3318                        .on_action(cx.listener(
3319                            |this, FocusFile(file_index): &FocusFile, window, _| {
3320                                this.focus_file_at_index(*file_index as usize, window);
3321                            },
3322                        ))
3323                        .on_action(cx.listener(|this, _: &FocusNextFile, window, cx| {
3324                            let next_index = usize::min(
3325                                this.focused_file_index(window, cx) + 1,
3326                                this.files.len().saturating_sub(1),
3327                            );
3328                            this.focus_file_at_index(next_index, window);
3329                        }))
3330                        .on_action(cx.listener(|this, _: &FocusPreviousFile, window, cx| {
3331                            let prev_index = this.focused_file_index(window, cx).saturating_sub(1);
3332                            this.focus_file_at_index(prev_index, window);
3333                        }))
3334                        .on_action(cx.listener(|this, _: &menu::SelectNext, window, cx| {
3335                            if this
3336                                .search_bar
3337                                .focus_handle(cx)
3338                                .contains_focused(window, cx)
3339                            {
3340                                this.focus_and_scroll_to_first_visible_nav_entry(window, cx);
3341                            } else {
3342                                window.focus_next();
3343                            }
3344                        }))
3345                        .on_action(|_: &menu::SelectPrevious, window, _| {
3346                            window.focus_prev();
3347                        })
3348                        .flex()
3349                        .flex_row()
3350                        .flex_1()
3351                        .min_h_0()
3352                        .font(ui_font)
3353                        .bg(cx.theme().colors().background)
3354                        .text_color(cx.theme().colors().text)
3355                        .when(!cfg!(target_os = "macos"), |this| {
3356                            this.border_t_1().border_color(cx.theme().colors().border)
3357                        })
3358                        .child(self.render_nav(window, cx))
3359                        .child(self.render_page(window, cx)),
3360                ),
3361            window,
3362            cx,
3363        )
3364    }
3365}
3366
3367fn all_projects(cx: &App) -> impl Iterator<Item = Entity<project::Project>> {
3368    workspace::AppState::global(cx)
3369        .upgrade()
3370        .map(|app_state| {
3371            app_state
3372                .workspace_store
3373                .read(cx)
3374                .workspaces()
3375                .iter()
3376                .filter_map(|workspace| Some(workspace.read(cx).ok()?.project().clone()))
3377        })
3378        .into_iter()
3379        .flatten()
3380}
3381
3382fn update_settings_file(
3383    file: SettingsUiFile,
3384    file_name: Option<&'static str>,
3385    cx: &mut App,
3386    update: impl 'static + Send + FnOnce(&mut SettingsContent, &App),
3387) -> Result<()> {
3388    telemetry::event!("Settings Change", setting = file_name, type = file.setting_type());
3389
3390    match file {
3391        SettingsUiFile::Project((worktree_id, rel_path)) => {
3392            let rel_path = rel_path.join(paths::local_settings_file_relative_path());
3393            let Some((worktree, project)) = all_projects(cx).find_map(|project| {
3394                project
3395                    .read(cx)
3396                    .worktree_for_id(worktree_id, cx)
3397                    .zip(Some(project))
3398            }) else {
3399                anyhow::bail!("Could not find project with worktree id: {}", worktree_id);
3400            };
3401
3402            project.update(cx, |project, cx| {
3403                let task = if project.contains_local_settings_file(worktree_id, &rel_path, cx) {
3404                    None
3405                } else {
3406                    Some(worktree.update(cx, |worktree, cx| {
3407                        worktree.create_entry(rel_path.clone(), false, None, cx)
3408                    }))
3409                };
3410
3411                cx.spawn(async move |project, cx| {
3412                    if let Some(task) = task
3413                        && task.await.is_err()
3414                    {
3415                        return;
3416                    };
3417
3418                    project
3419                        .update(cx, |project, cx| {
3420                            project.update_local_settings_file(worktree_id, rel_path, cx, update);
3421                        })
3422                        .ok();
3423                })
3424                .detach();
3425            });
3426
3427            return Ok(());
3428        }
3429        SettingsUiFile::User => {
3430            // todo(settings_ui) error?
3431            SettingsStore::global(cx).update_settings_file(<dyn fs::Fs>::global(cx), update);
3432            Ok(())
3433        }
3434        SettingsUiFile::Server(_) => unimplemented!(),
3435    }
3436}
3437
3438fn render_text_field<T: From<String> + Into<String> + AsRef<str> + Clone>(
3439    field: SettingField<T>,
3440    file: SettingsUiFile,
3441    metadata: Option<&SettingsFieldMetadata>,
3442    _window: &mut Window,
3443    cx: &mut App,
3444) -> AnyElement {
3445    let (_, initial_text) =
3446        SettingsStore::global(cx).get_value_from_file(file.to_settings(), field.pick);
3447    let initial_text = initial_text.filter(|s| !s.as_ref().is_empty());
3448
3449    SettingsInputField::new()
3450        .tab_index(0)
3451        .when_some(initial_text, |editor, text| {
3452            editor.with_initial_text(text.as_ref().to_string())
3453        })
3454        .when_some(
3455            metadata.and_then(|metadata| metadata.placeholder),
3456            |editor, placeholder| editor.with_placeholder(placeholder),
3457        )
3458        .on_confirm({
3459            move |new_text, cx| {
3460                update_settings_file(file.clone(), field.json_path, cx, move |settings, _cx| {
3461                    (field.write)(settings, new_text.map(Into::into));
3462                })
3463                .log_err(); // todo(settings_ui) don't log err
3464            }
3465        })
3466        .into_any_element()
3467}
3468
3469fn render_toggle_button<B: Into<bool> + From<bool> + Copy>(
3470    field: SettingField<B>,
3471    file: SettingsUiFile,
3472    _metadata: Option<&SettingsFieldMetadata>,
3473    _window: &mut Window,
3474    cx: &mut App,
3475) -> AnyElement {
3476    let (_, value) = SettingsStore::global(cx).get_value_from_file(file.to_settings(), field.pick);
3477
3478    let toggle_state = if value.copied().map_or(false, Into::into) {
3479        ToggleState::Selected
3480    } else {
3481        ToggleState::Unselected
3482    };
3483
3484    Switch::new("toggle_button", toggle_state)
3485        .tab_index(0_isize)
3486        .color(SwitchColor::Accent)
3487        .on_click({
3488            move |state, _window, cx| {
3489                telemetry::event!("Settings Change", setting = field.json_path, type = file.setting_type());
3490
3491                let state = *state == ui::ToggleState::Selected;
3492                update_settings_file(file.clone(), field.json_path, cx, move |settings, _cx| {
3493                    (field.write)(settings, Some(state.into()));
3494                })
3495                .log_err(); // todo(settings_ui) don't log err
3496            }
3497        })
3498        .into_any_element()
3499}
3500
3501fn render_number_field<T: NumberFieldType + Send + Sync>(
3502    field: SettingField<T>,
3503    file: SettingsUiFile,
3504    _metadata: Option<&SettingsFieldMetadata>,
3505    window: &mut Window,
3506    cx: &mut App,
3507) -> AnyElement {
3508    let (_, value) = SettingsStore::global(cx).get_value_from_file(file.to_settings(), field.pick);
3509    let value = value.copied().unwrap_or_else(T::min_value);
3510    NumberField::new("numeric_stepper", value, window, cx)
3511        .on_change({
3512            move |value, _window, cx| {
3513                let value = *value;
3514                update_settings_file(file.clone(), field.json_path, cx, move |settings, _cx| {
3515                    (field.write)(settings, Some(value));
3516                })
3517                .log_err(); // todo(settings_ui) don't log err
3518            }
3519        })
3520        .into_any_element()
3521}
3522
3523fn render_dropdown<T>(
3524    field: SettingField<T>,
3525    file: SettingsUiFile,
3526    metadata: Option<&SettingsFieldMetadata>,
3527    _window: &mut Window,
3528    cx: &mut App,
3529) -> AnyElement
3530where
3531    T: strum::VariantArray + strum::VariantNames + Copy + PartialEq + Send + Sync + 'static,
3532{
3533    let variants = || -> &'static [T] { <T as strum::VariantArray>::VARIANTS };
3534    let labels = || -> &'static [&'static str] { <T as strum::VariantNames>::VARIANTS };
3535    let should_do_titlecase = metadata
3536        .and_then(|metadata| metadata.should_do_titlecase)
3537        .unwrap_or(true);
3538
3539    let (_, current_value) =
3540        SettingsStore::global(cx).get_value_from_file(file.to_settings(), field.pick);
3541    let current_value = current_value.copied().unwrap_or(variants()[0]);
3542
3543    EnumVariantDropdown::new("dropdown", current_value, variants(), labels(), {
3544        move |value, cx| {
3545            if value == current_value {
3546                return;
3547            }
3548            update_settings_file(file.clone(), field.json_path, cx, move |settings, _cx| {
3549                (field.write)(settings, Some(value));
3550            })
3551            .log_err(); // todo(settings_ui) don't log err
3552        }
3553    })
3554    .tab_index(0)
3555    .title_case(should_do_titlecase)
3556    .into_any_element()
3557}
3558
3559fn render_picker_trigger_button(id: SharedString, label: SharedString) -> Button {
3560    Button::new(id, label)
3561        .tab_index(0_isize)
3562        .style(ButtonStyle::Outlined)
3563        .size(ButtonSize::Medium)
3564        .icon(IconName::ChevronUpDown)
3565        .icon_color(Color::Muted)
3566        .icon_size(IconSize::Small)
3567        .icon_position(IconPosition::End)
3568}
3569
3570fn render_font_picker(
3571    field: SettingField<settings::FontFamilyName>,
3572    file: SettingsUiFile,
3573    _metadata: Option<&SettingsFieldMetadata>,
3574    _window: &mut Window,
3575    cx: &mut App,
3576) -> AnyElement {
3577    let current_value = SettingsStore::global(cx)
3578        .get_value_from_file(file.to_settings(), field.pick)
3579        .1
3580        .cloned()
3581        .unwrap_or_else(|| SharedString::default().into());
3582
3583    PopoverMenu::new("font-picker")
3584        .trigger(render_picker_trigger_button(
3585            "font_family_picker_trigger".into(),
3586            current_value.clone().into(),
3587        ))
3588        .menu(move |window, cx| {
3589            let file = file.clone();
3590            let current_value = current_value.clone();
3591
3592            Some(cx.new(move |cx| {
3593                font_picker(
3594                    current_value.clone().into(),
3595                    move |font_name, cx| {
3596                        update_settings_file(
3597                            file.clone(),
3598                            field.json_path,
3599                            cx,
3600                            move |settings, _cx| {
3601                                (field.write)(settings, Some(font_name.into()));
3602                            },
3603                        )
3604                        .log_err(); // todo(settings_ui) don't log err
3605                    },
3606                    window,
3607                    cx,
3608                )
3609            }))
3610        })
3611        .anchor(gpui::Corner::TopLeft)
3612        .offset(gpui::Point {
3613            x: px(0.0),
3614            y: px(2.0),
3615        })
3616        .with_handle(ui::PopoverMenuHandle::default())
3617        .into_any_element()
3618}
3619
3620fn render_theme_picker(
3621    field: SettingField<settings::ThemeName>,
3622    file: SettingsUiFile,
3623    _metadata: Option<&SettingsFieldMetadata>,
3624    _window: &mut Window,
3625    cx: &mut App,
3626) -> AnyElement {
3627    let (_, value) = SettingsStore::global(cx).get_value_from_file(file.to_settings(), field.pick);
3628    let current_value = value
3629        .cloned()
3630        .map(|theme_name| theme_name.0.into())
3631        .unwrap_or_else(|| cx.theme().name.clone());
3632
3633    PopoverMenu::new("theme-picker")
3634        .trigger(render_picker_trigger_button(
3635            "theme_picker_trigger".into(),
3636            current_value.clone(),
3637        ))
3638        .menu(move |window, cx| {
3639            Some(cx.new(|cx| {
3640                let file = file.clone();
3641                let current_value = current_value.clone();
3642                theme_picker(
3643                    current_value,
3644                    move |theme_name, cx| {
3645                        update_settings_file(
3646                            file.clone(),
3647                            field.json_path,
3648                            cx,
3649                            move |settings, _cx| {
3650                                (field.write)(
3651                                    settings,
3652                                    Some(settings::ThemeName(theme_name.into())),
3653                                );
3654                            },
3655                        )
3656                        .log_err(); // todo(settings_ui) don't log err
3657                    },
3658                    window,
3659                    cx,
3660                )
3661            }))
3662        })
3663        .anchor(gpui::Corner::TopLeft)
3664        .offset(gpui::Point {
3665            x: px(0.0),
3666            y: px(2.0),
3667        })
3668        .with_handle(ui::PopoverMenuHandle::default())
3669        .into_any_element()
3670}
3671
3672fn render_icon_theme_picker(
3673    field: SettingField<settings::IconThemeName>,
3674    file: SettingsUiFile,
3675    _metadata: Option<&SettingsFieldMetadata>,
3676    _window: &mut Window,
3677    cx: &mut App,
3678) -> AnyElement {
3679    let (_, value) = SettingsStore::global(cx).get_value_from_file(file.to_settings(), field.pick);
3680    let current_value = value
3681        .cloned()
3682        .map(|theme_name| theme_name.0.into())
3683        .unwrap_or_else(|| cx.theme().name.clone());
3684
3685    PopoverMenu::new("icon-theme-picker")
3686        .trigger(render_picker_trigger_button(
3687            "icon_theme_picker_trigger".into(),
3688            current_value.clone(),
3689        ))
3690        .menu(move |window, cx| {
3691            Some(cx.new(|cx| {
3692                let file = file.clone();
3693                let current_value = current_value.clone();
3694                icon_theme_picker(
3695                    current_value,
3696                    move |theme_name, cx| {
3697                        update_settings_file(
3698                            file.clone(),
3699                            field.json_path,
3700                            cx,
3701                            move |settings, _cx| {
3702                                (field.write)(
3703                                    settings,
3704                                    Some(settings::IconThemeName(theme_name.into())),
3705                                );
3706                            },
3707                        )
3708                        .log_err(); // todo(settings_ui) don't log err
3709                    },
3710                    window,
3711                    cx,
3712                )
3713            }))
3714        })
3715        .anchor(gpui::Corner::TopLeft)
3716        .offset(gpui::Point {
3717            x: px(0.0),
3718            y: px(2.0),
3719        })
3720        .with_handle(ui::PopoverMenuHandle::default())
3721        .into_any_element()
3722}
3723
3724#[cfg(test)]
3725pub mod test {
3726
3727    use super::*;
3728
3729    impl SettingsWindow {
3730        fn navbar_entry(&self) -> usize {
3731            self.navbar_entry
3732        }
3733    }
3734
3735    impl PartialEq for NavBarEntry {
3736        fn eq(&self, other: &Self) -> bool {
3737            self.title == other.title
3738                && self.is_root == other.is_root
3739                && self.expanded == other.expanded
3740                && self.page_index == other.page_index
3741                && self.item_index == other.item_index
3742            // ignoring focus_handle
3743        }
3744    }
3745
3746    pub fn register_settings(cx: &mut App) {
3747        settings::init(cx);
3748        theme::init(theme::LoadThemes::JustBase, cx);
3749        editor::init(cx);
3750        menu::init();
3751    }
3752
3753    fn parse(input: &'static str, window: &mut Window, cx: &mut App) -> SettingsWindow {
3754        let mut pages: Vec<SettingsPage> = Vec::new();
3755        let mut expanded_pages = Vec::new();
3756        let mut selected_idx = None;
3757        let mut index = 0;
3758        let mut in_expanded_section = false;
3759
3760        for mut line in input
3761            .lines()
3762            .map(|line| line.trim())
3763            .filter(|line| !line.is_empty())
3764        {
3765            if let Some(pre) = line.strip_suffix('*') {
3766                assert!(selected_idx.is_none(), "Only one selected entry allowed");
3767                selected_idx = Some(index);
3768                line = pre;
3769            }
3770            let (kind, title) = line.split_once(" ").unwrap();
3771            assert_eq!(kind.len(), 1);
3772            let kind = kind.chars().next().unwrap();
3773            if kind == 'v' {
3774                let page_idx = pages.len();
3775                expanded_pages.push(page_idx);
3776                pages.push(SettingsPage {
3777                    title,
3778                    items: vec![],
3779                });
3780                index += 1;
3781                in_expanded_section = true;
3782            } else if kind == '>' {
3783                pages.push(SettingsPage {
3784                    title,
3785                    items: vec![],
3786                });
3787                index += 1;
3788                in_expanded_section = false;
3789            } else if kind == '-' {
3790                pages
3791                    .last_mut()
3792                    .unwrap()
3793                    .items
3794                    .push(SettingsPageItem::SectionHeader(title));
3795                if selected_idx == Some(index) && !in_expanded_section {
3796                    panic!("Items in unexpanded sections cannot be selected");
3797                }
3798                index += 1;
3799            } else {
3800                panic!(
3801                    "Entries must start with one of 'v', '>', or '-'\n line: {}",
3802                    line
3803                );
3804            }
3805        }
3806
3807        let mut settings_window = SettingsWindow {
3808            title_bar: None,
3809            original_window: None,
3810            worktree_root_dirs: HashMap::default(),
3811            files: Vec::default(),
3812            current_file: crate::SettingsUiFile::User,
3813            pages,
3814            search_bar: cx.new(|cx| Editor::single_line(window, cx)),
3815            navbar_entry: selected_idx.expect("Must have a selected navbar entry"),
3816            navbar_entries: Vec::default(),
3817            navbar_scroll_handle: UniformListScrollHandle::default(),
3818            navbar_focus_subscriptions: vec![],
3819            filter_table: vec![],
3820            has_query: false,
3821            content_handles: vec![],
3822            search_task: None,
3823            sub_page_scroll_handle: ScrollHandle::new(),
3824            focus_handle: cx.focus_handle(),
3825            navbar_focus_handle: NonFocusableHandle::new(
3826                NAVBAR_CONTAINER_TAB_INDEX,
3827                false,
3828                window,
3829                cx,
3830            ),
3831            content_focus_handle: NonFocusableHandle::new(
3832                CONTENT_CONTAINER_TAB_INDEX,
3833                false,
3834                window,
3835                cx,
3836            ),
3837            files_focus_handle: cx.focus_handle(),
3838            search_index: None,
3839            list_state: ListState::new(0, gpui::ListAlignment::Top, px(0.0)),
3840            shown_errors: HashSet::default(),
3841        };
3842
3843        settings_window.build_filter_table();
3844        settings_window.build_navbar(cx);
3845        for expanded_page_index in expanded_pages {
3846            for entry in &mut settings_window.navbar_entries {
3847                if entry.page_index == expanded_page_index && entry.is_root {
3848                    entry.expanded = true;
3849                }
3850            }
3851        }
3852        settings_window
3853    }
3854
3855    #[track_caller]
3856    fn check_navbar_toggle(
3857        before: &'static str,
3858        toggle_page: &'static str,
3859        after: &'static str,
3860        window: &mut Window,
3861        cx: &mut App,
3862    ) {
3863        let mut settings_window = parse(before, window, cx);
3864        let toggle_page_idx = settings_window
3865            .pages
3866            .iter()
3867            .position(|page| page.title == toggle_page)
3868            .expect("page not found");
3869        let toggle_idx = settings_window
3870            .navbar_entries
3871            .iter()
3872            .position(|entry| entry.page_index == toggle_page_idx)
3873            .expect("page not found");
3874        settings_window.toggle_navbar_entry(toggle_idx);
3875
3876        let expected_settings_window = parse(after, window, cx);
3877
3878        pretty_assertions::assert_eq!(
3879            settings_window
3880                .visible_navbar_entries()
3881                .map(|(_, entry)| entry)
3882                .collect::<Vec<_>>(),
3883            expected_settings_window
3884                .visible_navbar_entries()
3885                .map(|(_, entry)| entry)
3886                .collect::<Vec<_>>(),
3887        );
3888        pretty_assertions::assert_eq!(
3889            settings_window.navbar_entries[settings_window.navbar_entry()],
3890            expected_settings_window.navbar_entries[expected_settings_window.navbar_entry()],
3891        );
3892    }
3893
3894    macro_rules! check_navbar_toggle {
3895        ($name:ident, before: $before:expr, toggle_page: $toggle_page:expr, after: $after:expr) => {
3896            #[gpui::test]
3897            fn $name(cx: &mut gpui::TestAppContext) {
3898                let window = cx.add_empty_window();
3899                window.update(|window, cx| {
3900                    register_settings(cx);
3901                    check_navbar_toggle($before, $toggle_page, $after, window, cx);
3902                });
3903            }
3904        };
3905    }
3906
3907    check_navbar_toggle!(
3908        navbar_basic_open,
3909        before: r"
3910        v General
3911        - General
3912        - Privacy*
3913        v Project
3914        - Project Settings
3915        ",
3916        toggle_page: "General",
3917        after: r"
3918        > General*
3919        v Project
3920        - Project Settings
3921        "
3922    );
3923
3924    check_navbar_toggle!(
3925        navbar_basic_close,
3926        before: r"
3927        > General*
3928        - General
3929        - Privacy
3930        v Project
3931        - Project Settings
3932        ",
3933        toggle_page: "General",
3934        after: r"
3935        v General*
3936        - General
3937        - Privacy
3938        v Project
3939        - Project Settings
3940        "
3941    );
3942
3943    check_navbar_toggle!(
3944        navbar_basic_second_root_entry_close,
3945        before: r"
3946        > General
3947        - General
3948        - Privacy
3949        v Project
3950        - Project Settings*
3951        ",
3952        toggle_page: "Project",
3953        after: r"
3954        > General
3955        > Project*
3956        "
3957    );
3958
3959    check_navbar_toggle!(
3960        navbar_toggle_subroot,
3961        before: r"
3962        v General Page
3963        - General
3964        - Privacy
3965        v Project
3966        - Worktree Settings Content*
3967        v AI
3968        - General
3969        > Appearance & Behavior
3970        ",
3971        toggle_page: "Project",
3972        after: r"
3973        v General Page
3974        - General
3975        - Privacy
3976        > Project*
3977        v AI
3978        - General
3979        > Appearance & Behavior
3980        "
3981    );
3982
3983    check_navbar_toggle!(
3984        navbar_toggle_close_propagates_selected_index,
3985        before: r"
3986        v General Page
3987        - General
3988        - Privacy
3989        v Project
3990        - Worktree Settings Content
3991        v AI
3992        - General*
3993        > Appearance & Behavior
3994        ",
3995        toggle_page: "General Page",
3996        after: r"
3997        > General Page*
3998        v Project
3999        - Worktree Settings Content
4000        v AI
4001        - General
4002        > Appearance & Behavior
4003        "
4004    );
4005
4006    check_navbar_toggle!(
4007        navbar_toggle_expand_propagates_selected_index,
4008        before: r"
4009        > General Page
4010        - General
4011        - Privacy
4012        v Project
4013        - Worktree Settings Content
4014        v AI
4015        - General*
4016        > Appearance & Behavior
4017        ",
4018        toggle_page: "General Page",
4019        after: r"
4020        v General Page*
4021        - General
4022        - Privacy
4023        v Project
4024        - Worktree Settings Content
4025        v AI
4026        - General
4027        > Appearance & Behavior
4028        "
4029    );
4030}