settings_ui.rs

   1//! # settings_ui
   2mod components;
   3mod page_data;
   4
   5use anyhow::Result;
   6use editor::{Editor, EditorEvent};
   7use feature_flags::FeatureFlag;
   8use fuzzy::StringMatchCandidate;
   9use gpui::{
  10    Action, App, Div, Entity, FocusHandle, Focusable, FontWeight, Global, ReadGlobal as _,
  11    ScrollHandle, Subscription, Task, TitlebarOptions, UniformListScrollHandle, Window,
  12    WindowBounds, WindowHandle, WindowOptions, actions, div, point, prelude::*, px, size,
  13    uniform_list,
  14};
  15use heck::ToTitleCase as _;
  16use project::WorktreeId;
  17use schemars::JsonSchema;
  18use serde::Deserialize;
  19use settings::{
  20    BottomDockLayout, CloseWindowWhenNoItems, CodeFade, CursorShape, OnLastWindowClosed,
  21    RestoreOnStartupBehavior, SaturatingBool, SettingsContent, SettingsStore,
  22};
  23use std::{
  24    any::{Any, TypeId, type_name},
  25    cell::RefCell,
  26    collections::HashMap,
  27    num::{NonZero, NonZeroU32},
  28    ops::Range,
  29    rc::Rc,
  30    sync::{Arc, LazyLock, RwLock, atomic::AtomicBool},
  31};
  32use ui::{
  33    ContextMenu, Divider, DividerColor, DropdownMenu, DropdownStyle, IconButtonShape, KeyBinding,
  34    KeybindingHint, PopoverMenu, Switch, SwitchColor, Tooltip, TreeViewItem, WithScrollbar,
  35    prelude::*,
  36};
  37use ui_input::{NumberField, NumberFieldType};
  38use util::{ResultExt as _, paths::PathStyle, rel_path::RelPath};
  39use workspace::{OpenOptions, OpenVisible, Workspace};
  40use zed_actions::OpenSettingsEditor;
  41
  42use crate::components::SettingsEditor;
  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    ]
  79);
  80
  81#[derive(Action, PartialEq, Eq, Clone, Copy, Debug, JsonSchema, Deserialize)]
  82#[action(namespace = settings_editor)]
  83struct FocusFile(pub u32);
  84
  85#[derive(Clone, Copy)]
  86struct SettingField<T: 'static> {
  87    pick: fn(&SettingsContent) -> &Option<T>,
  88    pick_mut: fn(&mut SettingsContent) -> &mut Option<T>,
  89}
  90
  91/// Helper for unimplemented settings, used in combination with `SettingField::unimplemented`
  92/// to keep the setting around in the UI with valid pick and pick_mut implementations, but don't actually try to render it.
  93/// TODO(settings_ui): In non-dev builds (`#[cfg(not(debug_assertions))]`) make this render as edit-in-json
  94struct UnimplementedSettingField;
  95
  96impl<T: 'static> SettingField<T> {
  97    /// Helper for settings with types that are not yet implemented.
  98    #[allow(unused)]
  99    fn unimplemented(self) -> SettingField<UnimplementedSettingField> {
 100        SettingField {
 101            pick: |_| &None,
 102            pick_mut: |_| unreachable!(),
 103        }
 104    }
 105}
 106
 107trait AnySettingField {
 108    fn as_any(&self) -> &dyn Any;
 109    fn type_name(&self) -> &'static str;
 110    fn type_id(&self) -> TypeId;
 111    // 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)
 112    fn file_set_in(&self, file: SettingsUiFile, cx: &App) -> (settings::SettingsFile, bool);
 113}
 114
 115impl<T> AnySettingField for SettingField<T> {
 116    fn as_any(&self) -> &dyn Any {
 117        self
 118    }
 119
 120    fn type_name(&self) -> &'static str {
 121        type_name::<T>()
 122    }
 123
 124    fn type_id(&self) -> TypeId {
 125        TypeId::of::<T>()
 126    }
 127
 128    fn file_set_in(&self, file: SettingsUiFile, cx: &App) -> (settings::SettingsFile, bool) {
 129        if AnySettingField::type_id(self) == TypeId::of::<UnimplementedSettingField>() {
 130            return (file.to_settings(), true);
 131        }
 132
 133        let (file, value) = cx
 134            .global::<SettingsStore>()
 135            .get_value_from_file(file.to_settings(), self.pick);
 136        return (file, value.is_some());
 137    }
 138}
 139
 140#[derive(Default, Clone)]
 141struct SettingFieldRenderer {
 142    renderers: Rc<
 143        RefCell<
 144            HashMap<
 145                TypeId,
 146                Box<
 147                    dyn Fn(
 148                        &dyn AnySettingField,
 149                        SettingsUiFile,
 150                        Option<&SettingsFieldMetadata>,
 151                        &mut Window,
 152                        &mut App,
 153                    ) -> AnyElement,
 154                >,
 155            >,
 156        >,
 157    >,
 158}
 159
 160impl Global for SettingFieldRenderer {}
 161
 162impl SettingFieldRenderer {
 163    fn add_renderer<T: 'static>(
 164        &mut self,
 165        renderer: impl Fn(
 166            &SettingField<T>,
 167            SettingsUiFile,
 168            Option<&SettingsFieldMetadata>,
 169            &mut Window,
 170            &mut App,
 171        ) -> AnyElement
 172        + 'static,
 173    ) -> &mut Self {
 174        let key = TypeId::of::<T>();
 175        let renderer = Box::new(
 176            move |any_setting_field: &dyn AnySettingField,
 177                  settings_file: SettingsUiFile,
 178                  metadata: Option<&SettingsFieldMetadata>,
 179                  window: &mut Window,
 180                  cx: &mut App| {
 181                let field = any_setting_field
 182                    .as_any()
 183                    .downcast_ref::<SettingField<T>>()
 184                    .unwrap();
 185                renderer(field, settings_file, metadata, window, cx)
 186            },
 187        );
 188        self.renderers.borrow_mut().insert(key, renderer);
 189        self
 190    }
 191
 192    fn render(
 193        &self,
 194        any_setting_field: &dyn AnySettingField,
 195        settings_file: SettingsUiFile,
 196        metadata: Option<&SettingsFieldMetadata>,
 197        window: &mut Window,
 198        cx: &mut App,
 199    ) -> AnyElement {
 200        let key = any_setting_field.type_id();
 201        if let Some(renderer) = self.renderers.borrow().get(&key) {
 202            renderer(any_setting_field, settings_file, metadata, window, cx)
 203        } else {
 204            Button::new("no-renderer", "NO RENDERER")
 205                .style(ButtonStyle::Outlined)
 206                .size(ButtonSize::Medium)
 207                .icon(Some(IconName::XCircle))
 208                .icon_position(IconPosition::Start)
 209                .icon_color(Color::Error)
 210                .tab_index(0_isize)
 211                .tooltip(Tooltip::text(any_setting_field.type_name()))
 212                .into_any_element()
 213            // panic!(
 214            //     "No renderer found for type: {}",
 215            //     any_setting_field.type_name()
 216            // )
 217        }
 218    }
 219}
 220
 221struct NonFocusableHandle {
 222    handle: FocusHandle,
 223    _subscription: Subscription,
 224}
 225
 226impl NonFocusableHandle {
 227    fn new(tab_index: isize, tab_stop: bool, window: &mut Window, cx: &mut App) -> Entity<Self> {
 228        let handle = cx.focus_handle().tab_index(tab_index).tab_stop(tab_stop);
 229        Self::from_handle(handle, window, cx)
 230    }
 231
 232    fn from_handle(handle: FocusHandle, window: &mut Window, cx: &mut App) -> Entity<Self> {
 233        cx.new(|cx| {
 234            let _subscription = cx.on_focus(&handle, window, {
 235                move |_, window, _| {
 236                    window.focus_next();
 237                }
 238            });
 239            Self {
 240                handle,
 241                _subscription,
 242            }
 243        })
 244    }
 245}
 246
 247impl Focusable for NonFocusableHandle {
 248    fn focus_handle(&self, _: &App) -> FocusHandle {
 249        self.handle.clone()
 250    }
 251}
 252
 253struct SettingsFieldMetadata {
 254    placeholder: Option<&'static str>,
 255}
 256
 257pub struct SettingsUiFeatureFlag;
 258
 259impl FeatureFlag for SettingsUiFeatureFlag {
 260    const NAME: &'static str = "settings-ui";
 261}
 262
 263pub fn init(cx: &mut App) {
 264    init_renderers(cx);
 265
 266    cx.observe_new(|workspace: &mut workspace::Workspace, _, _| {
 267        workspace.register_action(|workspace, _: &OpenSettingsEditor, window, cx| {
 268            let window_handle = window
 269                .window_handle()
 270                .downcast::<Workspace>()
 271                .expect("Workspaces are root Windows");
 272            open_settings_editor(workspace, window_handle, cx);
 273        });
 274    })
 275    .detach();
 276}
 277
 278fn init_renderers(cx: &mut App) {
 279    cx.default_global::<SettingFieldRenderer>()
 280        .add_renderer::<UnimplementedSettingField>(|_, _, _, _, _| {
 281            Button::new("open-in-settings-file", "Edit in settings.json")
 282                .style(ButtonStyle::Outlined)
 283                .size(ButtonSize::Medium)
 284                .tab_index(0_isize)
 285                .on_click(|_, window, cx| {
 286                    window.dispatch_action(Box::new(OpenCurrentFile), cx);
 287                })
 288                .into_any_element()
 289        })
 290        .add_renderer::<bool>(|settings_field, file, _, _, cx| {
 291            render_toggle_button(*settings_field, file, cx).into_any_element()
 292        })
 293        .add_renderer::<String>(|settings_field, file, metadata, _, cx| {
 294            render_text_field(settings_field.clone(), file, metadata, cx)
 295        })
 296        .add_renderer::<SaturatingBool>(|settings_field, file, _, _, cx| {
 297            render_toggle_button(*settings_field, file, cx)
 298        })
 299        .add_renderer::<CursorShape>(|settings_field, file, _, window, cx| {
 300            render_dropdown(*settings_field, file, window, cx)
 301        })
 302        .add_renderer::<RestoreOnStartupBehavior>(|settings_field, file, _, window, cx| {
 303            render_dropdown(*settings_field, file, window, cx)
 304        })
 305        .add_renderer::<BottomDockLayout>(|settings_field, file, _, window, cx| {
 306            render_dropdown(*settings_field, file, window, cx)
 307        })
 308        .add_renderer::<OnLastWindowClosed>(|settings_field, file, _, window, cx| {
 309            render_dropdown(*settings_field, file, window, cx)
 310        })
 311        .add_renderer::<CloseWindowWhenNoItems>(|settings_field, file, _, window, cx| {
 312            render_dropdown(*settings_field, file, window, cx)
 313        })
 314        .add_renderer::<settings::FontFamilyName>(|settings_field, file, _, window, cx| {
 315            // todo(settings_ui): We need to pass in a validator for this to ensure that users that type in invalid font names
 316            render_font_picker(settings_field.clone(), file, window, cx)
 317        })
 318        // todo(settings_ui): This needs custom ui
 319        // .add_renderer::<settings::BufferLineHeight>(|settings_field, file, _, window, cx| {
 320        //     // todo(settings_ui): Do we want to expose the custom variant of buffer line height?
 321        //     // right now there's a manual impl of strum::VariantArray
 322        //     render_dropdown(*settings_field, file, window, cx)
 323        // })
 324        .add_renderer::<settings::BaseKeymapContent>(|settings_field, file, _, window, cx| {
 325            render_dropdown(*settings_field, file, window, cx)
 326        })
 327        .add_renderer::<settings::MultiCursorModifier>(|settings_field, file, _, window, cx| {
 328            render_dropdown(*settings_field, file, window, cx)
 329        })
 330        .add_renderer::<settings::HideMouseMode>(|settings_field, file, _, window, cx| {
 331            render_dropdown(*settings_field, file, window, cx)
 332        })
 333        .add_renderer::<settings::CurrentLineHighlight>(|settings_field, file, _, window, cx| {
 334            render_dropdown(*settings_field, file, window, cx)
 335        })
 336        .add_renderer::<settings::ShowWhitespaceSetting>(|settings_field, file, _, window, cx| {
 337            render_dropdown(*settings_field, file, window, cx)
 338        })
 339        .add_renderer::<settings::SoftWrap>(|settings_field, file, _, window, cx| {
 340            render_dropdown(*settings_field, file, window, cx)
 341        })
 342        .add_renderer::<settings::ScrollBeyondLastLine>(|settings_field, file, _, window, cx| {
 343            render_dropdown(*settings_field, file, window, cx)
 344        })
 345        .add_renderer::<settings::SnippetSortOrder>(|settings_field, file, _, window, cx| {
 346            render_dropdown(*settings_field, file, window, cx)
 347        })
 348        .add_renderer::<settings::ClosePosition>(|settings_field, file, _, window, cx| {
 349            render_dropdown(*settings_field, file, window, cx)
 350        })
 351        .add_renderer::<settings::DockSide>(|settings_field, file, _, window, cx| {
 352            render_dropdown(*settings_field, file, window, cx)
 353        })
 354        .add_renderer::<settings::TerminalDockPosition>(|settings_field, file, _, window, cx| {
 355            render_dropdown(*settings_field, file, window, cx)
 356        })
 357        .add_renderer::<settings::DockPosition>(|settings_field, file, _, window, cx| {
 358            render_dropdown(*settings_field, file, window, cx)
 359        })
 360        .add_renderer::<settings::GitGutterSetting>(|settings_field, file, _, window, cx| {
 361            render_dropdown(*settings_field, file, window, cx)
 362        })
 363        .add_renderer::<settings::GitHunkStyleSetting>(|settings_field, file, _, window, cx| {
 364            render_dropdown(*settings_field, file, window, cx)
 365        })
 366        .add_renderer::<settings::DiagnosticSeverityContent>(
 367            |settings_field, file, _, window, cx| {
 368                render_dropdown(*settings_field, file, window, cx)
 369            },
 370        )
 371        .add_renderer::<settings::SeedQuerySetting>(|settings_field, file, _, window, cx| {
 372            render_dropdown(*settings_field, file, window, cx)
 373        })
 374        .add_renderer::<settings::DoubleClickInMultibuffer>(
 375            |settings_field, file, _, window, cx| {
 376                render_dropdown(*settings_field, file, window, cx)
 377            },
 378        )
 379        .add_renderer::<settings::GoToDefinitionFallback>(|settings_field, file, _, window, cx| {
 380            render_dropdown(*settings_field, file, window, cx)
 381        })
 382        .add_renderer::<settings::ActivateOnClose>(|settings_field, file, _, window, cx| {
 383            render_dropdown(*settings_field, file, window, cx)
 384        })
 385        .add_renderer::<settings::ShowDiagnostics>(|settings_field, file, _, window, cx| {
 386            render_dropdown(*settings_field, file, window, cx)
 387        })
 388        .add_renderer::<settings::ShowCloseButton>(|settings_field, file, _, window, cx| {
 389            render_dropdown(*settings_field, file, window, cx)
 390        })
 391        .add_renderer::<settings::ProjectPanelEntrySpacing>(
 392            |settings_field, file, _, window, cx| {
 393                render_dropdown(*settings_field, file, window, cx)
 394            },
 395        )
 396        .add_renderer::<settings::RewrapBehavior>(|settings_field, file, _, window, cx| {
 397            render_dropdown(*settings_field, file, window, cx)
 398        })
 399        .add_renderer::<settings::FormatOnSave>(|settings_field, file, _, window, cx| {
 400            render_dropdown(*settings_field, file, window, cx)
 401        })
 402        .add_renderer::<settings::IndentGuideColoring>(|settings_field, file, _, window, cx| {
 403            render_dropdown(*settings_field, file, window, cx)
 404        })
 405        .add_renderer::<settings::IndentGuideBackgroundColoring>(
 406            |settings_field, file, _, window, cx| {
 407                render_dropdown(*settings_field, file, window, cx)
 408            },
 409        )
 410        .add_renderer::<settings::FileFinderWidthContent>(|settings_field, file, _, window, cx| {
 411            render_dropdown(*settings_field, file, window, cx)
 412        })
 413        .add_renderer::<settings::ShowDiagnostics>(|settings_field, file, _, window, cx| {
 414            render_dropdown(*settings_field, file, window, cx)
 415        })
 416        .add_renderer::<settings::WordsCompletionMode>(|settings_field, file, _, window, cx| {
 417            render_dropdown(*settings_field, file, window, cx)
 418        })
 419        .add_renderer::<settings::LspInsertMode>(|settings_field, file, _, window, cx| {
 420            render_dropdown(*settings_field, file, window, cx)
 421        })
 422        .add_renderer::<settings::AlternateScroll>(|settings_field, file, _, window, cx| {
 423            render_dropdown(*settings_field, file, window, cx)
 424        })
 425        .add_renderer::<settings::TerminalBlink>(|settings_field, file, _, window, cx| {
 426            render_dropdown(*settings_field, file, window, cx)
 427        })
 428        .add_renderer::<settings::CursorShapeContent>(|settings_field, file, _, window, cx| {
 429            render_dropdown(*settings_field, file, window, cx)
 430        })
 431        .add_renderer::<f32>(|settings_field, file, _, window, cx| {
 432            render_number_field(*settings_field, file, window, cx)
 433        })
 434        .add_renderer::<u32>(|settings_field, file, _, window, cx| {
 435            render_number_field(*settings_field, file, window, cx)
 436        })
 437        .add_renderer::<u64>(|settings_field, file, _, window, cx| {
 438            render_number_field(*settings_field, file, window, cx)
 439        })
 440        .add_renderer::<usize>(|settings_field, file, _, window, cx| {
 441            render_number_field(*settings_field, file, window, cx)
 442        })
 443        .add_renderer::<NonZero<usize>>(|settings_field, file, _, window, cx| {
 444            render_number_field(*settings_field, file, window, cx)
 445        })
 446        .add_renderer::<NonZeroU32>(|settings_field, file, _, window, cx| {
 447            render_number_field(*settings_field, file, window, cx)
 448        })
 449        .add_renderer::<CodeFade>(|settings_field, file, _, window, cx| {
 450            render_number_field(*settings_field, file, window, cx)
 451        })
 452        .add_renderer::<FontWeight>(|settings_field, file, _, window, cx| {
 453            render_number_field(*settings_field, file, window, cx)
 454        })
 455        .add_renderer::<settings::MinimumContrast>(|settings_field, file, _, window, cx| {
 456            render_number_field(*settings_field, file, window, cx)
 457        })
 458        .add_renderer::<settings::ShowScrollbar>(|settings_field, file, _, window, cx| {
 459            render_dropdown(*settings_field, file, window, cx)
 460        })
 461        .add_renderer::<settings::ScrollbarDiagnostics>(|settings_field, file, _, window, cx| {
 462            render_dropdown(*settings_field, file, window, cx)
 463        })
 464        .add_renderer::<settings::ShowMinimap>(|settings_field, file, _, window, cx| {
 465            render_dropdown(*settings_field, file, window, cx)
 466        })
 467        .add_renderer::<settings::DisplayIn>(|settings_field, file, _, window, cx| {
 468            render_dropdown(*settings_field, file, window, cx)
 469        })
 470        .add_renderer::<settings::MinimapThumb>(|settings_field, file, _, window, cx| {
 471            render_dropdown(*settings_field, file, window, cx)
 472        })
 473        .add_renderer::<settings::MinimapThumbBorder>(|settings_field, file, _, window, cx| {
 474            render_dropdown(*settings_field, file, window, cx)
 475        })
 476        .add_renderer::<settings::SteppingGranularity>(|settings_field, file, _, window, cx| {
 477            render_dropdown(*settings_field, file, window, cx)
 478        });
 479
 480    // todo(settings_ui): Figure out how we want to handle discriminant unions
 481    // .add_renderer::<ThemeSelection>(|settings_field, file, _, window, cx| {
 482    //     render_dropdown(*settings_field, file, window, cx)
 483    // });
 484}
 485
 486pub fn open_settings_editor(
 487    _workspace: &mut Workspace,
 488    workspace_handle: WindowHandle<Workspace>,
 489    cx: &mut App,
 490) {
 491    let existing_window = cx
 492        .windows()
 493        .into_iter()
 494        .find_map(|window| window.downcast::<SettingsWindow>());
 495
 496    if let Some(existing_window) = existing_window {
 497        existing_window
 498            .update(cx, |settings_window, window, _| {
 499                settings_window.original_window = Some(workspace_handle);
 500                window.activate_window();
 501            })
 502            .ok();
 503        return;
 504    }
 505
 506    // We have to defer this to get the workspace off the stack.
 507
 508    cx.defer(move |cx| {
 509        cx.open_window(
 510            WindowOptions {
 511                titlebar: Some(TitlebarOptions {
 512                    title: Some("Settings Window".into()),
 513                    appears_transparent: true,
 514                    traffic_light_position: Some(point(px(12.0), px(12.0))),
 515                }),
 516                focus: true,
 517                show: true,
 518                kind: gpui::WindowKind::Normal,
 519                window_background: cx.theme().window_background_appearance(),
 520                window_min_size: Some(size(px(900.), px(750.))), // 4:3 Aspect Ratio
 521                window_bounds: Some(WindowBounds::centered(size(px(900.), px(750.)), cx)),
 522                ..Default::default()
 523            },
 524            |window, cx| cx.new(|cx| SettingsWindow::new(Some(workspace_handle), window, cx)),
 525        )
 526        .log_err();
 527    });
 528}
 529
 530/// The current sub page path that is selected.
 531/// If this is empty the selected page is rendered,
 532/// otherwise the last sub page gets rendered.
 533///
 534/// Global so that `pick` and `pick_mut` callbacks can access it
 535/// and use it to dynamically render sub pages (e.g. for language settings)
 536static SUB_PAGE_STACK: LazyLock<RwLock<Vec<SubPage>>> = LazyLock::new(|| RwLock::new(Vec::new()));
 537
 538fn sub_page_stack() -> std::sync::RwLockReadGuard<'static, Vec<SubPage>> {
 539    SUB_PAGE_STACK
 540        .read()
 541        .expect("SUB_PAGE_STACK is never poisoned")
 542}
 543
 544fn sub_page_stack_mut() -> std::sync::RwLockWriteGuard<'static, Vec<SubPage>> {
 545    SUB_PAGE_STACK
 546        .write()
 547        .expect("SUB_PAGE_STACK is never poisoned")
 548}
 549
 550pub struct SettingsWindow {
 551    original_window: Option<WindowHandle<Workspace>>,
 552    files: Vec<(SettingsUiFile, FocusHandle)>,
 553    worktree_root_dirs: HashMap<WorktreeId, String>,
 554    current_file: SettingsUiFile,
 555    pages: Vec<SettingsPage>,
 556    search_bar: Entity<Editor>,
 557    search_task: Option<Task<()>>,
 558    /// Index into navbar_entries
 559    navbar_entry: usize,
 560    navbar_entries: Vec<NavBarEntry>,
 561    list_handle: UniformListScrollHandle,
 562    search_matches: Vec<Vec<bool>>,
 563    content_handles: Vec<Vec<Entity<NonFocusableHandle>>>,
 564    scroll_handle: ScrollHandle,
 565    focus_handle: FocusHandle,
 566    navbar_focus_handle: Entity<NonFocusableHandle>,
 567    content_focus_handle: Entity<NonFocusableHandle>,
 568    files_focus_handle: FocusHandle,
 569}
 570
 571struct SubPage {
 572    link: SubPageLink,
 573    section_header: &'static str,
 574}
 575
 576#[derive(Debug)]
 577struct NavBarEntry {
 578    title: &'static str,
 579    is_root: bool,
 580    expanded: bool,
 581    page_index: usize,
 582    item_index: Option<usize>,
 583    focus_handle: FocusHandle,
 584}
 585
 586struct SettingsPage {
 587    title: &'static str,
 588    items: Vec<SettingsPageItem>,
 589}
 590
 591#[derive(PartialEq)]
 592enum SettingsPageItem {
 593    SectionHeader(&'static str),
 594    SettingItem(SettingItem),
 595    SubPageLink(SubPageLink),
 596}
 597
 598impl std::fmt::Debug for SettingsPageItem {
 599    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
 600        match self {
 601            SettingsPageItem::SectionHeader(header) => write!(f, "SectionHeader({})", header),
 602            SettingsPageItem::SettingItem(setting_item) => {
 603                write!(f, "SettingItem({})", setting_item.title)
 604            }
 605            SettingsPageItem::SubPageLink(sub_page_link) => {
 606                write!(f, "SubPageLink({})", sub_page_link.title)
 607            }
 608        }
 609    }
 610}
 611
 612impl SettingsPageItem {
 613    fn render(
 614        &self,
 615        settings_window: &SettingsWindow,
 616        section_header: &'static str,
 617        is_last: bool,
 618        window: &mut Window,
 619        cx: &mut Context<SettingsWindow>,
 620    ) -> AnyElement {
 621        let file = settings_window.current_file.clone();
 622        match self {
 623            SettingsPageItem::SectionHeader(header) => v_flex()
 624                .w_full()
 625                .gap_1p5()
 626                .child(
 627                    Label::new(SharedString::new_static(header))
 628                        .size(LabelSize::Small)
 629                        .color(Color::Muted)
 630                        .buffer_font(cx),
 631                )
 632                .child(Divider::horizontal().color(DividerColor::BorderFaded))
 633                .into_any_element(),
 634            SettingsPageItem::SettingItem(setting_item) => {
 635                let renderer = cx.default_global::<SettingFieldRenderer>().clone();
 636                let (found_in_file, found) = setting_item.field.file_set_in(file.clone(), cx);
 637                let file_set_in = SettingsUiFile::from_settings(found_in_file);
 638
 639                h_flex()
 640                    .id(setting_item.title)
 641                    .min_w_0()
 642                    .gap_2()
 643                    .justify_between()
 644                    .pt_4()
 645                    .map(|this| {
 646                        if is_last {
 647                            this.pb_10()
 648                        } else {
 649                            this.pb_4()
 650                                .border_b_1()
 651                                .border_color(cx.theme().colors().border_variant)
 652                        }
 653                    })
 654                    .child(
 655                        v_flex()
 656                            .w_full()
 657                            .max_w_1_2()
 658                            .child(
 659                                h_flex()
 660                                    .w_full()
 661                                    .gap_1()
 662                                    .child(Label::new(SharedString::new_static(setting_item.title)))
 663                                    .when_some(
 664                                        file_set_in.filter(|file_set_in| file_set_in != &file),
 665                                        |this, file_set_in| {
 666                                            this.child(
 667                                                Label::new(format!(
 668                                                    "— set in {}",
 669                                                    settings_window
 670                                                        .display_name(&file_set_in)
 671                                                        .expect("File name should exist")
 672                                                ))
 673                                                .color(Color::Muted)
 674                                                .size(LabelSize::Small),
 675                                            )
 676                                        },
 677                                    ),
 678                            )
 679                            .child(
 680                                Label::new(SharedString::new_static(setting_item.description))
 681                                    .size(LabelSize::Small)
 682                                    .color(Color::Muted),
 683                            ),
 684                    )
 685                    .child(if cfg!(debug_assertions) && !found {
 686                        Button::new("no-default-field", "NO DEFAULT")
 687                            .size(ButtonSize::Medium)
 688                            .icon(IconName::XCircle)
 689                            .icon_position(IconPosition::Start)
 690                            .icon_color(Color::Error)
 691                            .icon_size(IconSize::Small)
 692                            .style(ButtonStyle::Outlined)
 693                            .tooltip(Tooltip::text(
 694                                "This warning is only displayed in dev builds.",
 695                            ))
 696                            .into_any_element()
 697                    } else {
 698                        renderer.render(
 699                            setting_item.field.as_ref(),
 700                            file,
 701                            setting_item.metadata.as_deref(),
 702                            window,
 703                            cx,
 704                        )
 705                    })
 706                    .into_any_element()
 707            }
 708            SettingsPageItem::SubPageLink(sub_page_link) => h_flex()
 709                .id(sub_page_link.title)
 710                .w_full()
 711                .min_w_0()
 712                .gap_2()
 713                .justify_between()
 714                .pt_4()
 715                .when(!is_last, |this| {
 716                    this.pb_4()
 717                        .border_b_1()
 718                        .border_color(cx.theme().colors().border_variant)
 719                })
 720                .child(
 721                    v_flex()
 722                        .w_full()
 723                        .max_w_1_2()
 724                        .child(Label::new(SharedString::new_static(sub_page_link.title))),
 725                )
 726                .child(
 727                    Button::new(("sub-page".into(), sub_page_link.title), "Configure")
 728                        .icon(IconName::ChevronRight)
 729                        .tab_index(0_isize)
 730                        .icon_position(IconPosition::End)
 731                        .icon_color(Color::Muted)
 732                        .icon_size(IconSize::Small)
 733                        .style(ButtonStyle::Outlined)
 734                        .size(ButtonSize::Medium),
 735                )
 736                .on_click({
 737                    let sub_page_link = sub_page_link.clone();
 738                    cx.listener(move |this, _, _, cx| {
 739                        this.push_sub_page(sub_page_link.clone(), section_header, cx)
 740                    })
 741                })
 742                .into_any_element(),
 743        }
 744    }
 745}
 746
 747struct SettingItem {
 748    title: &'static str,
 749    description: &'static str,
 750    field: Box<dyn AnySettingField>,
 751    metadata: Option<Box<SettingsFieldMetadata>>,
 752    files: FileMask,
 753}
 754
 755#[derive(PartialEq, Eq, Clone, Copy)]
 756struct FileMask(u8);
 757
 758impl std::fmt::Debug for FileMask {
 759    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
 760        write!(f, "FileMask(")?;
 761        let mut items = vec![];
 762
 763        if self.contains(USER) {
 764            items.push("USER");
 765        }
 766        if self.contains(LOCAL) {
 767            items.push("LOCAL");
 768        }
 769        if self.contains(SERVER) {
 770            items.push("SERVER");
 771        }
 772
 773        write!(f, "{})", items.join(" | "))
 774    }
 775}
 776
 777const USER: FileMask = FileMask(1 << 0);
 778const LOCAL: FileMask = FileMask(1 << 2);
 779const SERVER: FileMask = FileMask(1 << 3);
 780
 781impl std::ops::BitAnd for FileMask {
 782    type Output = Self;
 783
 784    fn bitand(self, other: Self) -> Self {
 785        Self(self.0 & other.0)
 786    }
 787}
 788
 789impl std::ops::BitOr for FileMask {
 790    type Output = Self;
 791
 792    fn bitor(self, other: Self) -> Self {
 793        Self(self.0 | other.0)
 794    }
 795}
 796
 797impl FileMask {
 798    fn contains(&self, other: FileMask) -> bool {
 799        self.0 & other.0 != 0
 800    }
 801}
 802
 803impl PartialEq for SettingItem {
 804    fn eq(&self, other: &Self) -> bool {
 805        self.title == other.title
 806            && self.description == other.description
 807            && (match (&self.metadata, &other.metadata) {
 808                (None, None) => true,
 809                (Some(m1), Some(m2)) => m1.placeholder == m2.placeholder,
 810                _ => false,
 811            })
 812    }
 813}
 814
 815#[derive(Clone)]
 816struct SubPageLink {
 817    title: &'static str,
 818    files: FileMask,
 819    render: Arc<
 820        dyn Fn(&mut SettingsWindow, &mut Window, &mut Context<SettingsWindow>) -> AnyElement
 821            + 'static
 822            + Send
 823            + Sync,
 824    >,
 825}
 826
 827impl PartialEq for SubPageLink {
 828    fn eq(&self, other: &Self) -> bool {
 829        self.title == other.title
 830    }
 831}
 832
 833#[allow(unused)]
 834#[derive(Clone, PartialEq)]
 835enum SettingsUiFile {
 836    User,                                // Uses all settings.
 837    Project((WorktreeId, Arc<RelPath>)), // Has a special name, and special set of settings
 838    Server(&'static str),                // Uses a special name, and the user settings
 839}
 840
 841impl SettingsUiFile {
 842    fn is_server(&self) -> bool {
 843        matches!(self, SettingsUiFile::Server(_))
 844    }
 845
 846    fn worktree_id(&self) -> Option<WorktreeId> {
 847        match self {
 848            SettingsUiFile::User => None,
 849            SettingsUiFile::Project((worktree_id, _)) => Some(*worktree_id),
 850            SettingsUiFile::Server(_) => None,
 851        }
 852    }
 853
 854    fn from_settings(file: settings::SettingsFile) -> Option<Self> {
 855        Some(match file {
 856            settings::SettingsFile::User => SettingsUiFile::User,
 857            settings::SettingsFile::Project(location) => SettingsUiFile::Project(location),
 858            settings::SettingsFile::Server => SettingsUiFile::Server("todo: server name"),
 859            settings::SettingsFile::Default => return None,
 860        })
 861    }
 862
 863    fn to_settings(&self) -> settings::SettingsFile {
 864        match self {
 865            SettingsUiFile::User => settings::SettingsFile::User,
 866            SettingsUiFile::Project(location) => settings::SettingsFile::Project(location.clone()),
 867            SettingsUiFile::Server(_) => settings::SettingsFile::Server,
 868        }
 869    }
 870
 871    fn mask(&self) -> FileMask {
 872        match self {
 873            SettingsUiFile::User => USER,
 874            SettingsUiFile::Project(_) => LOCAL,
 875            SettingsUiFile::Server(_) => SERVER,
 876        }
 877    }
 878}
 879
 880impl SettingsWindow {
 881    pub fn new(
 882        original_window: Option<WindowHandle<Workspace>>,
 883        window: &mut Window,
 884        cx: &mut Context<Self>,
 885    ) -> Self {
 886        let font_family_cache = theme::FontFamilyCache::global(cx);
 887
 888        cx.spawn(async move |this, cx| {
 889            font_family_cache.prefetch(cx).await;
 890            this.update(cx, |_, cx| {
 891                cx.notify();
 892            })
 893        })
 894        .detach();
 895
 896        let current_file = SettingsUiFile::User;
 897        let search_bar = cx.new(|cx| {
 898            let mut editor = Editor::single_line(window, cx);
 899            editor.set_placeholder_text("Search settings…", window, cx);
 900            editor
 901        });
 902
 903        cx.subscribe(&search_bar, |this, _, event: &EditorEvent, cx| {
 904            let EditorEvent::Edited { transaction_id: _ } = event else {
 905                return;
 906            };
 907
 908            this.update_matches(cx);
 909        })
 910        .detach();
 911
 912        cx.observe_global_in::<SettingsStore>(window, move |this, window, cx| {
 913            this.fetch_files(window, cx);
 914            cx.notify();
 915        })
 916        .detach();
 917
 918        let mut this = Self {
 919            original_window,
 920            worktree_root_dirs: HashMap::default(),
 921            files: vec![],
 922            current_file: current_file,
 923            pages: vec![],
 924            navbar_entries: vec![],
 925            navbar_entry: 0,
 926            list_handle: UniformListScrollHandle::default(),
 927            search_bar,
 928            search_task: None,
 929            search_matches: vec![],
 930            content_handles: vec![],
 931            scroll_handle: ScrollHandle::new(),
 932            focus_handle: cx.focus_handle(),
 933            navbar_focus_handle: NonFocusableHandle::new(
 934                NAVBAR_CONTAINER_TAB_INDEX,
 935                false,
 936                window,
 937                cx,
 938            ),
 939            content_focus_handle: NonFocusableHandle::new(
 940                CONTENT_CONTAINER_TAB_INDEX,
 941                false,
 942                window,
 943                cx,
 944            ),
 945            files_focus_handle: cx
 946                .focus_handle()
 947                .tab_index(HEADER_CONTAINER_TAB_INDEX)
 948                .tab_stop(false),
 949        };
 950
 951        this.fetch_files(window, cx);
 952        this.build_ui(window, cx);
 953
 954        this.search_bar.update(cx, |editor, cx| {
 955            editor.focus_handle(cx).focus(window);
 956        });
 957
 958        this
 959    }
 960
 961    fn toggle_navbar_entry(&mut self, nav_entry_index: usize) {
 962        // We can only toggle root entries
 963        if !self.navbar_entries[nav_entry_index].is_root {
 964            return;
 965        }
 966
 967        let expanded = &mut self.navbar_entries[nav_entry_index].expanded;
 968        *expanded = !*expanded;
 969        let expanded = *expanded;
 970
 971        let toggle_page_index = self.page_index_from_navbar_index(nav_entry_index);
 972        let selected_page_index = self.page_index_from_navbar_index(self.navbar_entry);
 973        // if currently selected page is a child of the parent page we are folding,
 974        // set the current page to the parent page
 975        if !expanded && selected_page_index == toggle_page_index {
 976            self.navbar_entry = nav_entry_index;
 977            // note: not opening page. Toggling does not change content just selected page
 978        }
 979    }
 980
 981    fn build_navbar(&mut self, cx: &App) {
 982        let mut navbar_entries = Vec::with_capacity(self.navbar_entries.len());
 983        for (page_index, page) in self.pages.iter().enumerate() {
 984            navbar_entries.push(NavBarEntry {
 985                title: page.title,
 986                is_root: true,
 987                expanded: false,
 988                page_index,
 989                item_index: None,
 990                focus_handle: cx.focus_handle().tab_index(0).tab_stop(true),
 991            });
 992
 993            for (item_index, item) in page.items.iter().enumerate() {
 994                let SettingsPageItem::SectionHeader(title) = item else {
 995                    continue;
 996                };
 997                navbar_entries.push(NavBarEntry {
 998                    title,
 999                    is_root: false,
1000                    expanded: false,
1001                    page_index,
1002                    item_index: Some(item_index),
1003                    focus_handle: cx.focus_handle().tab_index(0).tab_stop(true),
1004                });
1005            }
1006        }
1007
1008        self.navbar_entries = navbar_entries;
1009    }
1010
1011    fn visible_navbar_entries(&self) -> impl Iterator<Item = (usize, &NavBarEntry)> {
1012        let mut index = 0;
1013        let entries = &self.navbar_entries;
1014        let search_matches = &self.search_matches;
1015        std::iter::from_fn(move || {
1016            while index < entries.len() {
1017                let entry = &entries[index];
1018                let included_in_search = if let Some(item_index) = entry.item_index {
1019                    search_matches[entry.page_index][item_index]
1020                } else {
1021                    search_matches[entry.page_index].iter().any(|b| *b)
1022                        || search_matches[entry.page_index].is_empty()
1023                };
1024                if included_in_search {
1025                    break;
1026                }
1027                index += 1;
1028            }
1029            if index >= self.navbar_entries.len() {
1030                return None;
1031            }
1032            let entry = &entries[index];
1033            let entry_index = index;
1034
1035            index += 1;
1036            if entry.is_root && !entry.expanded {
1037                while index < entries.len() {
1038                    if entries[index].is_root {
1039                        break;
1040                    }
1041                    index += 1;
1042                }
1043            }
1044
1045            return Some((entry_index, entry));
1046        })
1047    }
1048
1049    fn filter_matches_to_file(&mut self) {
1050        let current_file = self.current_file.mask();
1051        for (page, page_filter) in std::iter::zip(&self.pages, &mut self.search_matches) {
1052            let mut header_index = 0;
1053            let mut any_found_since_last_header = true;
1054
1055            for (index, item) in page.items.iter().enumerate() {
1056                match item {
1057                    SettingsPageItem::SectionHeader(_) => {
1058                        if !any_found_since_last_header {
1059                            page_filter[header_index] = false;
1060                        }
1061                        header_index = index;
1062                        any_found_since_last_header = false;
1063                    }
1064                    SettingsPageItem::SettingItem(setting_item) => {
1065                        if !setting_item.files.contains(current_file) {
1066                            page_filter[index] = false;
1067                        } else {
1068                            any_found_since_last_header = true;
1069                        }
1070                    }
1071                    SettingsPageItem::SubPageLink(sub_page_link) => {
1072                        if !sub_page_link.files.contains(current_file) {
1073                            page_filter[index] = false;
1074                        } else {
1075                            any_found_since_last_header = true;
1076                        }
1077                    }
1078                }
1079            }
1080            if let Some(last_header) = page_filter.get_mut(header_index)
1081                && !any_found_since_last_header
1082            {
1083                *last_header = false;
1084            }
1085        }
1086    }
1087
1088    fn update_matches(&mut self, cx: &mut Context<SettingsWindow>) {
1089        self.search_task.take();
1090        let query = self.search_bar.read(cx).text(cx);
1091        if query.is_empty() {
1092            for page in &mut self.search_matches {
1093                page.fill(true);
1094            }
1095            self.filter_matches_to_file();
1096            cx.notify();
1097            return;
1098        }
1099
1100        struct ItemKey {
1101            page_index: usize,
1102            header_index: usize,
1103            item_index: usize,
1104        }
1105        let mut key_lut: Vec<ItemKey> = vec![];
1106        let mut candidates = Vec::default();
1107
1108        for (page_index, page) in self.pages.iter().enumerate() {
1109            let mut header_index = 0;
1110            for (item_index, item) in page.items.iter().enumerate() {
1111                let key_index = key_lut.len();
1112                match item {
1113                    SettingsPageItem::SettingItem(item) => {
1114                        candidates.push(StringMatchCandidate::new(key_index, item.title));
1115                        candidates.push(StringMatchCandidate::new(key_index, item.description));
1116                    }
1117                    SettingsPageItem::SectionHeader(header) => {
1118                        candidates.push(StringMatchCandidate::new(key_index, header));
1119                        header_index = item_index;
1120                    }
1121                    SettingsPageItem::SubPageLink(sub_page_link) => {
1122                        candidates.push(StringMatchCandidate::new(key_index, sub_page_link.title));
1123                    }
1124                }
1125                key_lut.push(ItemKey {
1126                    page_index,
1127                    header_index,
1128                    item_index,
1129                });
1130            }
1131        }
1132        let atomic_bool = AtomicBool::new(false);
1133
1134        self.search_task = Some(cx.spawn(async move |this, cx| {
1135            let string_matches = fuzzy::match_strings(
1136                candidates.as_slice(),
1137                &query,
1138                false,
1139                true,
1140                candidates.len(),
1141                &atomic_bool,
1142                cx.background_executor().clone(),
1143            );
1144            let string_matches = string_matches.await;
1145
1146            this.update(cx, |this, cx| {
1147                for page in &mut this.search_matches {
1148                    page.fill(false);
1149                }
1150
1151                for string_match in string_matches {
1152                    let ItemKey {
1153                        page_index,
1154                        header_index,
1155                        item_index,
1156                    } = key_lut[string_match.candidate_id];
1157                    let page = &mut this.search_matches[page_index];
1158                    page[header_index] = true;
1159                    page[item_index] = true;
1160                }
1161                this.filter_matches_to_file();
1162                this.open_first_nav_page();
1163                cx.notify();
1164            })
1165            .ok();
1166        }));
1167    }
1168
1169    fn build_search_matches(&mut self) {
1170        self.search_matches = self
1171            .pages
1172            .iter()
1173            .map(|page| vec![true; page.items.len()])
1174            .collect::<Vec<_>>();
1175    }
1176
1177    fn build_content_handles(&mut self, window: &mut Window, cx: &mut Context<SettingsWindow>) {
1178        self.content_handles = self
1179            .pages
1180            .iter()
1181            .map(|page| {
1182                std::iter::repeat_with(|| NonFocusableHandle::new(0, false, window, cx))
1183                    .take(page.items.len())
1184                    .collect()
1185            })
1186            .collect::<Vec<_>>();
1187    }
1188
1189    fn build_ui(&mut self, window: &mut Window, cx: &mut Context<SettingsWindow>) {
1190        if self.pages.is_empty() {
1191            self.pages = page_data::settings_data();
1192            self.build_navbar(cx);
1193            self.build_content_handles(window, cx);
1194        }
1195        sub_page_stack_mut().clear();
1196        // PERF: doesn't have to be rebuilt, can just be filled with true. pages is constant once it is built
1197        self.build_search_matches();
1198        self.update_matches(cx);
1199
1200        cx.notify();
1201    }
1202
1203    fn fetch_files(&mut self, window: &mut Window, cx: &mut Context<SettingsWindow>) {
1204        self.worktree_root_dirs.clear();
1205        let prev_files = self.files.clone();
1206        let settings_store = cx.global::<SettingsStore>();
1207        let mut ui_files = vec![];
1208        let all_files = settings_store.get_all_files();
1209        for file in all_files {
1210            let Some(settings_ui_file) = SettingsUiFile::from_settings(file) else {
1211                continue;
1212            };
1213            if settings_ui_file.is_server() {
1214                continue;
1215            }
1216
1217            if let Some(worktree_id) = settings_ui_file.worktree_id() {
1218                let directory_name = all_projects(cx)
1219                    .find_map(|project| project.read(cx).worktree_for_id(worktree_id, cx))
1220                    .and_then(|worktree| worktree.read(cx).root_dir())
1221                    .and_then(|root_dir| {
1222                        root_dir
1223                            .file_name()
1224                            .map(|os_string| os_string.to_string_lossy().to_string())
1225                    });
1226
1227                let Some(directory_name) = directory_name else {
1228                    log::error!(
1229                        "No directory name found for settings file at worktree ID: {}",
1230                        worktree_id
1231                    );
1232                    continue;
1233                };
1234
1235                self.worktree_root_dirs.insert(worktree_id, directory_name);
1236            }
1237
1238            let focus_handle = prev_files
1239                .iter()
1240                .find_map(|(prev_file, handle)| {
1241                    (prev_file == &settings_ui_file).then(|| handle.clone())
1242                })
1243                .unwrap_or_else(|| cx.focus_handle().tab_index(0).tab_stop(true));
1244            ui_files.push((settings_ui_file, focus_handle));
1245        }
1246        ui_files.reverse();
1247        self.files = ui_files;
1248        let current_file_still_exists = self
1249            .files
1250            .iter()
1251            .any(|(file, _)| file == &self.current_file);
1252        if !current_file_still_exists {
1253            self.change_file(0, window, cx);
1254        }
1255    }
1256
1257    fn open_navbar_entry_page(&mut self, navbar_entry: usize) {
1258        if !self.is_nav_entry_visible(navbar_entry) {
1259            self.open_first_nav_page();
1260        }
1261        self.navbar_entry = navbar_entry;
1262        sub_page_stack_mut().clear();
1263    }
1264
1265    fn open_first_nav_page(&mut self) {
1266        let first_navbar_entry_index = self
1267            .visible_navbar_entries()
1268            .next()
1269            .map(|e| e.0)
1270            .unwrap_or(0);
1271        self.open_navbar_entry_page(first_navbar_entry_index);
1272    }
1273
1274    fn change_file(&mut self, ix: usize, window: &mut Window, cx: &mut Context<SettingsWindow>) {
1275        if ix >= self.files.len() {
1276            self.current_file = SettingsUiFile::User;
1277            self.build_ui(window, cx);
1278            return;
1279        }
1280        if self.files[ix].0 == self.current_file {
1281            return;
1282        }
1283        self.current_file = self.files[ix].0.clone();
1284
1285        self.build_ui(window, cx);
1286
1287        if self
1288            .visible_navbar_entries()
1289            .any(|(index, _)| index == self.navbar_entry)
1290        {
1291            self.open_and_scroll_to_navbar_entry(self.navbar_entry, window, cx);
1292        } else {
1293            self.open_first_nav_page();
1294        };
1295    }
1296
1297    fn render_files_header(
1298        &self,
1299        _window: &mut Window,
1300        cx: &mut Context<SettingsWindow>,
1301    ) -> impl IntoElement {
1302        h_flex()
1303            .w_full()
1304            .pb_4()
1305            .gap_1()
1306            .justify_between()
1307            .tab_group()
1308            .track_focus(&self.files_focus_handle)
1309            .tab_index(HEADER_GROUP_TAB_INDEX)
1310            .child(
1311                h_flex()
1312                    .id("file_buttons_container")
1313                    .w_64() // Temporary fix until long-term solution is a fixed set of buttons representing a file location (User, Project, and Remote)
1314                    .gap_1()
1315                    .overflow_x_scroll()
1316                    .children(
1317                        self.files
1318                            .iter()
1319                            .enumerate()
1320                            .map(|(ix, (file, focus_handle))| {
1321                                Button::new(
1322                                    ix,
1323                                    self.display_name(&file)
1324                                        .expect("Files should always have a name"),
1325                                )
1326                                .toggle_state(file == &self.current_file)
1327                                .selected_style(ButtonStyle::Tinted(ui::TintColor::Accent))
1328                                .track_focus(focus_handle)
1329                                .on_click(cx.listener({
1330                                    let focus_handle = focus_handle.clone();
1331                                    move |this, _: &gpui::ClickEvent, window, cx| {
1332                                        this.change_file(ix, window, cx);
1333                                        focus_handle.focus(window);
1334                                    }
1335                                }))
1336                            }),
1337                    ),
1338            )
1339            .child(
1340                Button::new("edit-in-json", "Edit in settings.json")
1341                    .tab_index(0_isize)
1342                    .style(ButtonStyle::OutlinedGhost)
1343                    .on_click(cx.listener(|this, _, _, cx| {
1344                        this.open_current_settings_file(cx);
1345                    })),
1346            )
1347    }
1348
1349    pub(crate) fn display_name(&self, file: &SettingsUiFile) -> Option<String> {
1350        match file {
1351            SettingsUiFile::User => Some("User".to_string()),
1352            SettingsUiFile::Project((worktree_id, path)) => self
1353                .worktree_root_dirs
1354                .get(&worktree_id)
1355                .map(|directory_name| {
1356                    let path_style = PathStyle::local();
1357                    if path.is_empty() {
1358                        directory_name.clone()
1359                    } else {
1360                        format!(
1361                            "{}{}{}",
1362                            directory_name,
1363                            path_style.separator(),
1364                            path.display(path_style)
1365                        )
1366                    }
1367                }),
1368            SettingsUiFile::Server(file) => Some(file.to_string()),
1369        }
1370    }
1371
1372    // TODO:
1373    //  Reconsider this after preview launch
1374    // fn file_location_str(&self) -> String {
1375    //     match &self.current_file {
1376    //         SettingsUiFile::User => "settings.json".to_string(),
1377    //         SettingsUiFile::Project((worktree_id, path)) => self
1378    //             .worktree_root_dirs
1379    //             .get(&worktree_id)
1380    //             .map(|directory_name| {
1381    //                 let path_style = PathStyle::local();
1382    //                 let file_path = path.join(paths::local_settings_file_relative_path());
1383    //                 format!(
1384    //                     "{}{}{}",
1385    //                     directory_name,
1386    //                     path_style.separator(),
1387    //                     file_path.display(path_style)
1388    //                 )
1389    //             })
1390    //             .expect("Current file should always be present in root dir map"),
1391    //         SettingsUiFile::Server(file) => file.to_string(),
1392    //     }
1393    // }
1394
1395    fn render_search(&self, _window: &mut Window, cx: &mut App) -> Div {
1396        h_flex()
1397            .py_1()
1398            .px_1p5()
1399            .mb_3()
1400            .gap_1p5()
1401            .rounded_sm()
1402            .bg(cx.theme().colors().editor_background)
1403            .border_1()
1404            .border_color(cx.theme().colors().border)
1405            .child(Icon::new(IconName::MagnifyingGlass).color(Color::Muted))
1406            .child(self.search_bar.clone())
1407    }
1408
1409    fn render_nav(
1410        &self,
1411        window: &mut Window,
1412        cx: &mut Context<SettingsWindow>,
1413    ) -> impl IntoElement {
1414        let visible_count = self.visible_navbar_entries().count();
1415
1416        let focus_keybind_label = if self
1417            .navbar_focus_handle
1418            .read(cx)
1419            .handle
1420            .contains_focused(window, cx)
1421        {
1422            "Focus Content"
1423        } else {
1424            "Focus Navbar"
1425        };
1426
1427        v_flex()
1428            .w_64()
1429            .p_2p5()
1430            .pt_10()
1431            .flex_none()
1432            .border_r_1()
1433            .key_context("NavigationMenu")
1434            .on_action(cx.listener(|this, _: &CollapseNavEntry, window, cx| {
1435                let Some(focused_entry) = this.focused_nav_entry(window, cx) else {
1436                    return;
1437                };
1438                let focused_entry_parent = this.root_entry_containing(focused_entry);
1439                if this.navbar_entries[focused_entry_parent].expanded {
1440                    this.toggle_navbar_entry(focused_entry_parent);
1441                    window.focus(&this.navbar_entries[focused_entry_parent].focus_handle);
1442                }
1443                cx.notify();
1444            }))
1445            .on_action(cx.listener(|this, _: &ExpandNavEntry, window, cx| {
1446                let Some(focused_entry) = this.focused_nav_entry(window, cx) else {
1447                    return;
1448                };
1449                if !this.navbar_entries[focused_entry].is_root {
1450                    return;
1451                }
1452                if !this.navbar_entries[focused_entry].expanded {
1453                    this.toggle_navbar_entry(focused_entry);
1454                }
1455                cx.notify();
1456            }))
1457            .on_action(
1458                cx.listener(|this, _: &FocusPreviousRootNavEntry, window, cx| {
1459                    let entry_index = this
1460                        .focused_nav_entry(window, cx)
1461                        .unwrap_or(this.navbar_entry);
1462                    let mut root_index = None;
1463                    for (index, entry) in this.visible_navbar_entries() {
1464                        if index >= entry_index {
1465                            break;
1466                        }
1467                        if entry.is_root {
1468                            root_index = Some(index);
1469                        }
1470                    }
1471                    let Some(previous_root_index) = root_index else {
1472                        return;
1473                    };
1474                    this.focus_and_scroll_to_nav_entry(previous_root_index, window);
1475                }),
1476            )
1477            .on_action(cx.listener(|this, _: &FocusNextRootNavEntry, window, cx| {
1478                let entry_index = this
1479                    .focused_nav_entry(window, cx)
1480                    .unwrap_or(this.navbar_entry);
1481                let mut root_index = None;
1482                for (index, entry) in this.visible_navbar_entries() {
1483                    if index <= entry_index {
1484                        continue;
1485                    }
1486                    if entry.is_root {
1487                        root_index = Some(index);
1488                        break;
1489                    }
1490                }
1491                let Some(next_root_index) = root_index else {
1492                    return;
1493                };
1494                this.focus_and_scroll_to_nav_entry(next_root_index, window);
1495            }))
1496            .on_action(cx.listener(|this, _: &FocusFirstNavEntry, window, _| {
1497                if let Some((first_entry_index, _)) = this.visible_navbar_entries().next() {
1498                    this.focus_and_scroll_to_nav_entry(first_entry_index, window);
1499                }
1500            }))
1501            .on_action(cx.listener(|this, _: &FocusLastNavEntry, window, _| {
1502                if let Some((last_entry_index, _)) = this.visible_navbar_entries().last() {
1503                    this.focus_and_scroll_to_nav_entry(last_entry_index, window);
1504                }
1505            }))
1506            .border_color(cx.theme().colors().border)
1507            .bg(cx.theme().colors().panel_background)
1508            .child(self.render_search(window, cx))
1509            .child(
1510                v_flex()
1511                    .flex_grow()
1512                    .track_focus(&self.navbar_focus_handle.focus_handle(cx))
1513                    .tab_group()
1514                    .tab_index(NAVBAR_GROUP_TAB_INDEX)
1515                    .child(
1516                        uniform_list(
1517                            "settings-ui-nav-bar",
1518                            visible_count + 1,
1519                            cx.processor(move |this, range: Range<usize>, _, cx| {
1520                                this.visible_navbar_entries()
1521                                    .skip(range.start.saturating_sub(1))
1522                                    .take(range.len())
1523                                    .map(|(ix, entry)| {
1524                                        TreeViewItem::new(
1525                                            ("settings-ui-navbar-entry", ix),
1526                                            entry.title,
1527                                        )
1528                                        .track_focus(&entry.focus_handle)
1529                                        .root_item(entry.is_root)
1530                                        .toggle_state(this.is_navbar_entry_selected(ix))
1531                                        .when(entry.is_root, |item| {
1532                                            item.expanded(entry.expanded).on_toggle(cx.listener(
1533                                                move |this, _, window, cx| {
1534                                                    this.toggle_navbar_entry(ix);
1535                                                    window.focus(
1536                                                        &this.navbar_entries[ix].focus_handle,
1537                                                    );
1538                                                    cx.notify();
1539                                                },
1540                                            ))
1541                                        })
1542                                        .on_click(
1543                                            cx.listener(move |this, _, window, cx| {
1544                                                this.open_and_scroll_to_navbar_entry(
1545                                                    ix, window, cx,
1546                                                );
1547                                            }),
1548                                        )
1549                                    })
1550                                    .collect()
1551                            }),
1552                        )
1553                        .size_full()
1554                        .track_scroll(self.list_handle.clone()),
1555                    )
1556                    .vertical_scrollbar_for(self.list_handle.clone(), window, cx),
1557            )
1558            .child(
1559                h_flex()
1560                    .w_full()
1561                    .p_2()
1562                    .pb_0p5()
1563                    .flex_none()
1564                    .border_t_1()
1565                    .border_color(cx.theme().colors().border_variant)
1566                    .children(
1567                        KeyBinding::for_action(&ToggleFocusNav, window, cx).map(|this| {
1568                            KeybindingHint::new(
1569                                this,
1570                                cx.theme().colors().surface_background.opacity(0.5),
1571                            )
1572                            .suffix(focus_keybind_label)
1573                        }),
1574                    ),
1575            )
1576    }
1577
1578    fn open_and_scroll_to_navbar_entry(
1579        &mut self,
1580        navbar_entry_index: usize,
1581        window: &mut Window,
1582        cx: &mut Context<Self>,
1583    ) {
1584        self.open_navbar_entry_page(navbar_entry_index);
1585        cx.notify();
1586
1587        if self.navbar_entries[navbar_entry_index].is_root
1588            || !self.is_nav_entry_visible(navbar_entry_index)
1589        {
1590            let Some(first_item_index) = self.visible_page_items().next().map(|(index, _)| index)
1591            else {
1592                return;
1593            };
1594            self.focus_content_element(first_item_index, window, cx);
1595            self.scroll_handle.set_offset(point(px(0.), px(0.)));
1596        } else {
1597            let entry_item_index = self.navbar_entries[navbar_entry_index]
1598                .item_index
1599                .expect("Non-root items should have an item index");
1600            let Some(selected_item_index) = self
1601                .visible_page_items()
1602                .position(|(index, _)| index == entry_item_index)
1603            else {
1604                return;
1605            };
1606            self.scroll_handle
1607                .scroll_to_top_of_item(selected_item_index);
1608            self.focus_content_element(entry_item_index, window, cx);
1609        }
1610    }
1611
1612    fn is_nav_entry_visible(&self, nav_entry_index: usize) -> bool {
1613        self.visible_navbar_entries()
1614            .any(|(index, _)| index == nav_entry_index)
1615    }
1616
1617    fn focus_and_scroll_to_nav_entry(&self, nav_entry_index: usize, window: &mut Window) {
1618        let Some(position) = self
1619            .visible_navbar_entries()
1620            .position(|(index, _)| index == nav_entry_index)
1621        else {
1622            return;
1623        };
1624        self.list_handle
1625            .scroll_to_item(position, gpui::ScrollStrategy::Top);
1626        window.focus(&self.navbar_entries[nav_entry_index].focus_handle);
1627    }
1628
1629    fn visible_page_items(&self) -> impl Iterator<Item = (usize, &SettingsPageItem)> {
1630        let page_idx = self.current_page_index();
1631
1632        self.current_page()
1633            .items
1634            .iter()
1635            .enumerate()
1636            .filter_map(move |(item_index, item)| {
1637                self.search_matches[page_idx][item_index].then_some((item_index, item))
1638            })
1639    }
1640
1641    fn render_sub_page_breadcrumbs(&self) -> impl IntoElement {
1642        let mut items = vec![];
1643        items.push(self.current_page().title);
1644        items.extend(
1645            sub_page_stack()
1646                .iter()
1647                .flat_map(|page| [page.section_header, page.link.title]),
1648        );
1649
1650        let last = items.pop().unwrap();
1651        h_flex()
1652            .gap_1()
1653            .children(
1654                items
1655                    .into_iter()
1656                    .flat_map(|item| [item, "/"])
1657                    .map(|item| Label::new(item).color(Color::Muted)),
1658            )
1659            .child(Label::new(last))
1660    }
1661
1662    fn render_page_items<'a, Items: Iterator<Item = (usize, &'a SettingsPageItem)>>(
1663        &self,
1664        items: Items,
1665        page_index: Option<usize>,
1666        window: &mut Window,
1667        cx: &mut Context<SettingsWindow>,
1668    ) -> impl IntoElement {
1669        let mut page_content = v_flex()
1670            .id("settings-ui-page")
1671            .size_full()
1672            .overflow_y_scroll()
1673            .track_scroll(&self.scroll_handle);
1674
1675        let items: Vec<_> = items.collect();
1676        let items_len = items.len();
1677        let mut section_header = None;
1678
1679        let has_active_search = !self.search_bar.read(cx).is_empty(cx);
1680        let has_no_results = items_len == 0 && has_active_search;
1681
1682        if has_no_results {
1683            let search_query = self.search_bar.read(cx).text(cx);
1684            page_content = page_content.child(
1685                v_flex()
1686                    .size_full()
1687                    .items_center()
1688                    .justify_center()
1689                    .gap_1()
1690                    .child(div().child("No Results"))
1691                    .child(
1692                        div()
1693                            .text_sm()
1694                            .text_color(cx.theme().colors().text_muted)
1695                            .child(format!("No settings match \"{}\"", search_query)),
1696                    ),
1697            )
1698        } else {
1699            let last_non_header_index = items
1700                .iter()
1701                .enumerate()
1702                .rev()
1703                .find(|(_, (_, item))| !matches!(item, SettingsPageItem::SectionHeader(_)))
1704                .map(|(index, _)| index);
1705
1706            page_content = page_content.children(items.clone().into_iter().enumerate().map(
1707                |(index, (actual_item_index, item))| {
1708                    let no_bottom_border = items
1709                        .get(index + 1)
1710                        .map(|(_, next_item)| {
1711                            matches!(next_item, SettingsPageItem::SectionHeader(_))
1712                        })
1713                        .unwrap_or(false);
1714                    let is_last = Some(index) == last_non_header_index;
1715
1716                    if let SettingsPageItem::SectionHeader(header) = item {
1717                        section_header = Some(*header);
1718                    }
1719                    v_flex()
1720                        .w_full()
1721                        .min_w_0()
1722                        .id(("settings-page-item", actual_item_index))
1723                        .when_some(page_index, |element, page_index| {
1724                            element.track_focus(
1725                                &self.content_handles[page_index][actual_item_index]
1726                                    .focus_handle(cx),
1727                            )
1728                        })
1729                        .child(item.render(
1730                            self,
1731                            section_header.expect("All items rendered after a section header"),
1732                            no_bottom_border || is_last,
1733                            window,
1734                            cx,
1735                        ))
1736                },
1737            ))
1738        }
1739        page_content
1740    }
1741
1742    fn render_page(
1743        &mut self,
1744        window: &mut Window,
1745        cx: &mut Context<SettingsWindow>,
1746    ) -> impl IntoElement {
1747        let page_header;
1748        let page_content;
1749
1750        if sub_page_stack().is_empty() {
1751            page_header = self.render_files_header(window, cx).into_any_element();
1752
1753            page_content = self
1754                .render_page_items(
1755                    self.visible_page_items(),
1756                    Some(self.current_page_index()),
1757                    window,
1758                    cx,
1759                )
1760                .into_any_element();
1761        } else {
1762            page_header = h_flex()
1763                .ml_neg_1p5()
1764                .pb_4()
1765                .gap_1()
1766                .child(
1767                    IconButton::new("back-btn", IconName::ArrowLeft)
1768                        .icon_size(IconSize::Small)
1769                        .shape(IconButtonShape::Square)
1770                        .on_click(cx.listener(|this, _, _, cx| {
1771                            this.pop_sub_page(cx);
1772                        })),
1773                )
1774                .child(self.render_sub_page_breadcrumbs())
1775                .into_any_element();
1776
1777            let active_page_render_fn = sub_page_stack().last().unwrap().link.render.clone();
1778            page_content = (active_page_render_fn)(self, window, cx);
1779        }
1780
1781        return v_flex()
1782            .size_full()
1783            .pt_6()
1784            .pb_8()
1785            .px_8()
1786            .bg(cx.theme().colors().editor_background)
1787            .child(page_header)
1788            .vertical_scrollbar_for(self.scroll_handle.clone(), window, cx)
1789            .track_focus(&self.content_focus_handle.focus_handle(cx))
1790            .child(
1791                div()
1792                    .size_full()
1793                    .tab_group()
1794                    .tab_index(CONTENT_GROUP_TAB_INDEX)
1795                    .child(page_content),
1796            );
1797    }
1798
1799    fn open_current_settings_file(&mut self, cx: &mut Context<Self>) {
1800        match &self.current_file {
1801            SettingsUiFile::User => {
1802                let Some(original_window) = self.original_window else {
1803                    return;
1804                };
1805                original_window
1806                    .update(cx, |workspace, window, cx| {
1807                        workspace
1808                            .with_local_workspace(window, cx, |workspace, window, cx| {
1809                                let create_task = workspace.project().update(cx, |project, cx| {
1810                                    project.find_or_create_worktree(
1811                                        paths::config_dir().as_path(),
1812                                        false,
1813                                        cx,
1814                                    )
1815                                });
1816                                let open_task = workspace.open_paths(
1817                                    vec![paths::settings_file().to_path_buf()],
1818                                    OpenOptions {
1819                                        visible: Some(OpenVisible::None),
1820                                        ..Default::default()
1821                                    },
1822                                    None,
1823                                    window,
1824                                    cx,
1825                                );
1826
1827                                cx.spawn_in(window, async move |workspace, cx| {
1828                                    create_task.await.ok();
1829                                    open_task.await;
1830
1831                                    workspace.update_in(cx, |_, window, cx| {
1832                                        window.activate_window();
1833                                        cx.notify();
1834                                    })
1835                                })
1836                                .detach();
1837                            })
1838                            .detach();
1839                    })
1840                    .ok();
1841            }
1842            SettingsUiFile::Project((worktree_id, path)) => {
1843                let mut corresponding_workspace: Option<WindowHandle<Workspace>> = None;
1844                let settings_path = path.join(paths::local_settings_file_relative_path());
1845                let Some(app_state) = workspace::AppState::global(cx).upgrade() else {
1846                    return;
1847                };
1848                for workspace in app_state.workspace_store.read(cx).workspaces() {
1849                    let contains_settings_file = workspace
1850                        .read_with(cx, |workspace, cx| {
1851                            workspace.project().read(cx).contains_local_settings_file(
1852                                *worktree_id,
1853                                settings_path.as_ref(),
1854                                cx,
1855                            )
1856                        })
1857                        .ok();
1858                    if Some(true) == contains_settings_file {
1859                        corresponding_workspace = Some(*workspace);
1860
1861                        break;
1862                    }
1863                }
1864
1865                let Some(corresponding_workspace) = corresponding_workspace else {
1866                    log::error!(
1867                        "No corresponding workspace found for settings file {}",
1868                        settings_path.as_std_path().display()
1869                    );
1870
1871                    return;
1872                };
1873
1874                // TODO: move zed::open_local_file() APIs to this crate, and
1875                // re-implement the "initial_contents" behavior
1876                corresponding_workspace
1877                    .update(cx, |workspace, window, cx| {
1878                        let open_task = workspace.open_path(
1879                            (*worktree_id, settings_path.clone()),
1880                            None,
1881                            true,
1882                            window,
1883                            cx,
1884                        );
1885
1886                        cx.spawn_in(window, async move |workspace, cx| {
1887                            if open_task.await.log_err().is_some() {
1888                                workspace
1889                                    .update_in(cx, |_, window, cx| {
1890                                        window.activate_window();
1891                                        cx.notify();
1892                                    })
1893                                    .ok();
1894                            }
1895                        })
1896                        .detach();
1897                    })
1898                    .ok();
1899            }
1900            SettingsUiFile::Server(_) => {
1901                return;
1902            }
1903        };
1904    }
1905
1906    fn current_page_index(&self) -> usize {
1907        self.page_index_from_navbar_index(self.navbar_entry)
1908    }
1909
1910    fn current_page(&self) -> &SettingsPage {
1911        &self.pages[self.current_page_index()]
1912    }
1913
1914    fn page_index_from_navbar_index(&self, index: usize) -> usize {
1915        if self.navbar_entries.is_empty() {
1916            return 0;
1917        }
1918
1919        self.navbar_entries[index].page_index
1920    }
1921
1922    fn is_navbar_entry_selected(&self, ix: usize) -> bool {
1923        ix == self.navbar_entry
1924    }
1925
1926    fn push_sub_page(
1927        &mut self,
1928        sub_page_link: SubPageLink,
1929        section_header: &'static str,
1930        cx: &mut Context<SettingsWindow>,
1931    ) {
1932        sub_page_stack_mut().push(SubPage {
1933            link: sub_page_link,
1934            section_header,
1935        });
1936        cx.notify();
1937    }
1938
1939    fn pop_sub_page(&mut self, cx: &mut Context<SettingsWindow>) {
1940        sub_page_stack_mut().pop();
1941        cx.notify();
1942    }
1943
1944    fn focus_file_at_index(&mut self, index: usize, window: &mut Window) {
1945        if let Some((_, handle)) = self.files.get(index) {
1946            handle.focus(window);
1947        }
1948    }
1949
1950    fn focused_file_index(&self, window: &Window, cx: &Context<Self>) -> usize {
1951        if self.files_focus_handle.contains_focused(window, cx)
1952            && let Some(index) = self
1953                .files
1954                .iter()
1955                .position(|(_, handle)| handle.is_focused(window))
1956        {
1957            return index;
1958        }
1959        if let Some(current_file_index) = self
1960            .files
1961            .iter()
1962            .position(|(file, _)| file == &self.current_file)
1963        {
1964            return current_file_index;
1965        }
1966        0
1967    }
1968
1969    fn focus_content_element(&self, item_index: usize, window: &mut Window, cx: &mut App) {
1970        if !sub_page_stack().is_empty() {
1971            return;
1972        }
1973        let page_index = self.current_page_index();
1974        window.focus(&self.content_handles[page_index][item_index].focus_handle(cx));
1975    }
1976
1977    fn focused_nav_entry(&self, window: &Window, cx: &App) -> Option<usize> {
1978        if !self
1979            .navbar_focus_handle
1980            .focus_handle(cx)
1981            .contains_focused(window, cx)
1982        {
1983            return None;
1984        }
1985        for (index, entry) in self.navbar_entries.iter().enumerate() {
1986            if entry.focus_handle.is_focused(window) {
1987                return Some(index);
1988            }
1989        }
1990        None
1991    }
1992
1993    fn root_entry_containing(&self, nav_entry_index: usize) -> usize {
1994        let mut index = Some(nav_entry_index);
1995        while let Some(prev_index) = index
1996            && !self.navbar_entries[prev_index].is_root
1997        {
1998            index = prev_index.checked_sub(1);
1999        }
2000        return index.expect("No root entry found");
2001    }
2002}
2003
2004impl Render for SettingsWindow {
2005    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
2006        let ui_font = theme::setup_ui_font(window, cx);
2007
2008        div()
2009            .id("settings-window")
2010            .key_context("SettingsWindow")
2011            .track_focus(&self.focus_handle)
2012            .on_action(cx.listener(|this, _: &OpenCurrentFile, _, cx| {
2013                this.open_current_settings_file(cx);
2014            }))
2015            .on_action(|_: &Minimize, window, _cx| {
2016                window.minimize_window();
2017            })
2018            .on_action(cx.listener(|this, _: &search::FocusSearch, window, cx| {
2019                this.search_bar.focus_handle(cx).focus(window);
2020            }))
2021            .on_action(cx.listener(|this, _: &ToggleFocusNav, window, cx| {
2022                if this
2023                    .navbar_focus_handle
2024                    .focus_handle(cx)
2025                    .contains_focused(window, cx)
2026                {
2027                    this.open_and_scroll_to_navbar_entry(this.navbar_entry, window, cx);
2028                } else {
2029                    this.focus_and_scroll_to_nav_entry(this.navbar_entry, window);
2030                }
2031            }))
2032            .on_action(
2033                cx.listener(|this, FocusFile(file_index): &FocusFile, window, _| {
2034                    this.focus_file_at_index(*file_index as usize, window);
2035                }),
2036            )
2037            .on_action(cx.listener(|this, _: &FocusNextFile, window, cx| {
2038                let next_index = usize::min(
2039                    this.focused_file_index(window, cx) + 1,
2040                    this.files.len().saturating_sub(1),
2041                );
2042                this.focus_file_at_index(next_index, window);
2043            }))
2044            .on_action(cx.listener(|this, _: &FocusPreviousFile, window, cx| {
2045                let prev_index = this.focused_file_index(window, cx).saturating_sub(1);
2046                this.focus_file_at_index(prev_index, window);
2047            }))
2048            .on_action(|_: &menu::SelectNext, window, _| {
2049                window.focus_next();
2050            })
2051            .on_action(|_: &menu::SelectPrevious, window, _| {
2052                window.focus_prev();
2053            })
2054            .flex()
2055            .flex_row()
2056            .size_full()
2057            .font(ui_font)
2058            .bg(cx.theme().colors().background)
2059            .text_color(cx.theme().colors().text)
2060            .child(self.render_nav(window, cx))
2061            .child(self.render_page(window, cx))
2062    }
2063}
2064
2065fn all_projects(cx: &App) -> impl Iterator<Item = Entity<project::Project>> {
2066    workspace::AppState::global(cx)
2067        .upgrade()
2068        .map(|app_state| {
2069            app_state
2070                .workspace_store
2071                .read(cx)
2072                .workspaces()
2073                .iter()
2074                .filter_map(|workspace| Some(workspace.read(cx).ok()?.project().clone()))
2075        })
2076        .into_iter()
2077        .flatten()
2078}
2079
2080fn update_settings_file(
2081    file: SettingsUiFile,
2082    cx: &mut App,
2083    update: impl 'static + Send + FnOnce(&mut SettingsContent, &App),
2084) -> Result<()> {
2085    match file {
2086        SettingsUiFile::Project((worktree_id, rel_path)) => {
2087            let rel_path = rel_path.join(paths::local_settings_file_relative_path());
2088            let project = all_projects(cx).find(|project| {
2089                project.read_with(cx, |project, cx| {
2090                    project.contains_local_settings_file(worktree_id, &rel_path, cx)
2091                })
2092            });
2093            let Some(project) = project else {
2094                anyhow::bail!(
2095                    "Could not find worktree containing settings file: {}",
2096                    &rel_path.display(PathStyle::local())
2097                );
2098            };
2099            project.update(cx, |project, cx| {
2100                project.update_local_settings_file(worktree_id, rel_path, cx, update);
2101            });
2102            return Ok(());
2103        }
2104        SettingsUiFile::User => {
2105            // todo(settings_ui) error?
2106            SettingsStore::global(cx).update_settings_file(<dyn fs::Fs>::global(cx), update);
2107            Ok(())
2108        }
2109        SettingsUiFile::Server(_) => unimplemented!(),
2110    }
2111}
2112
2113fn render_text_field<T: From<String> + Into<String> + AsRef<str> + Clone>(
2114    field: SettingField<T>,
2115    file: SettingsUiFile,
2116    metadata: Option<&SettingsFieldMetadata>,
2117    cx: &mut App,
2118) -> AnyElement {
2119    let (_, initial_text) =
2120        SettingsStore::global(cx).get_value_from_file(file.to_settings(), field.pick);
2121    let initial_text = initial_text.filter(|s| !s.as_ref().is_empty());
2122
2123    SettingsEditor::new()
2124        .tab_index(0)
2125        .when_some(initial_text, |editor, text| {
2126            editor.with_initial_text(text.as_ref().to_string())
2127        })
2128        .when_some(
2129            metadata.and_then(|metadata| metadata.placeholder),
2130            |editor, placeholder| editor.with_placeholder(placeholder),
2131        )
2132        .on_confirm({
2133            move |new_text, cx| {
2134                update_settings_file(file.clone(), cx, move |settings, _cx| {
2135                    *(field.pick_mut)(settings) = new_text.map(Into::into);
2136                })
2137                .log_err(); // todo(settings_ui) don't log err
2138            }
2139        })
2140        .into_any_element()
2141}
2142
2143fn render_toggle_button<B: Into<bool> + From<bool> + Copy>(
2144    field: SettingField<B>,
2145    file: SettingsUiFile,
2146    cx: &mut App,
2147) -> AnyElement {
2148    let (_, value) = SettingsStore::global(cx).get_value_from_file(file.to_settings(), field.pick);
2149
2150    let toggle_state = if value.copied().map_or(false, Into::into) {
2151        ToggleState::Selected
2152    } else {
2153        ToggleState::Unselected
2154    };
2155
2156    Switch::new("toggle_button", toggle_state)
2157        .color(ui::SwitchColor::Accent)
2158        .on_click({
2159            move |state, _window, cx| {
2160                let state = *state == ui::ToggleState::Selected;
2161                update_settings_file(file.clone(), cx, move |settings, _cx| {
2162                    *(field.pick_mut)(settings) = Some(state.into());
2163                })
2164                .log_err(); // todo(settings_ui) don't log err
2165            }
2166        })
2167        .tab_index(0_isize)
2168        .color(SwitchColor::Accent)
2169        .into_any_element()
2170}
2171
2172fn render_font_picker(
2173    field: SettingField<settings::FontFamilyName>,
2174    file: SettingsUiFile,
2175    window: &mut Window,
2176    cx: &mut App,
2177) -> AnyElement {
2178    let current_value = SettingsStore::global(cx)
2179        .get_value_from_file(file.to_settings(), field.pick)
2180        .1
2181        .cloned()
2182        .unwrap_or_else(|| SharedString::default().into());
2183
2184    let font_picker = cx.new(|cx| {
2185        ui_input::font_picker(
2186            current_value.clone().into(),
2187            move |font_name, cx| {
2188                update_settings_file(file.clone(), cx, move |settings, _cx| {
2189                    *(field.pick_mut)(settings) = Some(font_name.into());
2190                })
2191                .log_err(); // todo(settings_ui) don't log err
2192            },
2193            window,
2194            cx,
2195        )
2196    });
2197
2198    PopoverMenu::new("font-picker")
2199        .menu(move |_window, _cx| Some(font_picker.clone()))
2200        .trigger(
2201            Button::new("font-family-button", current_value)
2202                .tab_index(0_isize)
2203                .style(ButtonStyle::Outlined)
2204                .size(ButtonSize::Medium)
2205                .icon(IconName::ChevronUpDown)
2206                .icon_color(Color::Muted)
2207                .icon_size(IconSize::Small)
2208                .icon_position(IconPosition::End),
2209        )
2210        .anchor(gpui::Corner::TopLeft)
2211        .offset(gpui::Point {
2212            x: px(0.0),
2213            y: px(2.0),
2214        })
2215        .with_handle(ui::PopoverMenuHandle::default())
2216        .into_any_element()
2217}
2218
2219fn render_number_field<T: NumberFieldType + Send + Sync>(
2220    field: SettingField<T>,
2221    file: SettingsUiFile,
2222    window: &mut Window,
2223    cx: &mut App,
2224) -> AnyElement {
2225    let (_, value) = SettingsStore::global(cx).get_value_from_file(file.to_settings(), field.pick);
2226    let value = value.copied().unwrap_or_else(T::min_value);
2227    NumberField::new("numeric_stepper", value, window, cx)
2228        .on_change({
2229            move |value, _window, cx| {
2230                let value = *value;
2231                update_settings_file(file.clone(), cx, move |settings, _cx| {
2232                    *(field.pick_mut)(settings) = Some(value);
2233                })
2234                .log_err(); // todo(settings_ui) don't log err
2235            }
2236        })
2237        .into_any_element()
2238}
2239
2240fn render_dropdown<T>(
2241    field: SettingField<T>,
2242    file: SettingsUiFile,
2243    window: &mut Window,
2244    cx: &mut App,
2245) -> AnyElement
2246where
2247    T: strum::VariantArray + strum::VariantNames + Copy + PartialEq + Send + Sync + 'static,
2248{
2249    let variants = || -> &'static [T] { <T as strum::VariantArray>::VARIANTS };
2250    let labels = || -> &'static [&'static str] { <T as strum::VariantNames>::VARIANTS };
2251
2252    let (_, current_value) =
2253        SettingsStore::global(cx).get_value_from_file(file.to_settings(), field.pick);
2254    let current_value = current_value.copied().unwrap_or(variants()[0]);
2255
2256    let current_value_label =
2257        labels()[variants().iter().position(|v| *v == current_value).unwrap()];
2258
2259    DropdownMenu::new(
2260        "dropdown",
2261        current_value_label.to_title_case(),
2262        ContextMenu::build(window, cx, move |mut menu, _, _| {
2263            for (&value, &label) in std::iter::zip(variants(), labels()) {
2264                let file = file.clone();
2265                menu = menu.toggleable_entry(
2266                    label.to_title_case(),
2267                    value == current_value,
2268                    IconPosition::End,
2269                    None,
2270                    move |_, cx| {
2271                        if value == current_value {
2272                            return;
2273                        }
2274                        update_settings_file(file.clone(), cx, move |settings, _cx| {
2275                            *(field.pick_mut)(settings) = Some(value);
2276                        })
2277                        .log_err(); // todo(settings_ui) don't log err
2278                    },
2279                );
2280            }
2281            menu
2282        }),
2283    )
2284    .trigger_size(ButtonSize::Medium)
2285    .style(DropdownStyle::Outlined)
2286    .offset(gpui::Point {
2287        x: px(0.0),
2288        y: px(2.0),
2289    })
2290    .tab_index(0)
2291    .into_any_element()
2292}
2293
2294#[cfg(test)]
2295mod test {
2296
2297    use super::*;
2298
2299    impl SettingsWindow {
2300        fn navbar_entry(&self) -> usize {
2301            self.navbar_entry
2302        }
2303
2304        fn new_builder(window: &mut Window, cx: &mut Context<Self>) -> Self {
2305            let mut this = Self::new(None, window, cx);
2306            this.navbar_entries.clear();
2307            this.pages.clear();
2308            this
2309        }
2310
2311        fn build(mut self, cx: &App) -> Self {
2312            self.build_search_matches();
2313            self.build_navbar(cx);
2314            self
2315        }
2316
2317        fn add_page(
2318            mut self,
2319            title: &'static str,
2320            build_page: impl Fn(SettingsPage) -> SettingsPage,
2321        ) -> Self {
2322            let page = SettingsPage {
2323                title,
2324                items: Vec::default(),
2325            };
2326
2327            self.pages.push(build_page(page));
2328            self
2329        }
2330
2331        fn search(&mut self, search_query: &str, window: &mut Window, cx: &mut Context<Self>) {
2332            self.search_task.take();
2333            self.search_bar.update(cx, |editor, cx| {
2334                editor.set_text(search_query, window, cx);
2335            });
2336            self.update_matches(cx);
2337        }
2338
2339        fn assert_search_results(&self, other: &Self) {
2340            // page index could be different because of filtered out pages
2341            #[derive(Debug, PartialEq)]
2342            struct EntryMinimal {
2343                is_root: bool,
2344                title: &'static str,
2345            }
2346            pretty_assertions::assert_eq!(
2347                other
2348                    .visible_navbar_entries()
2349                    .map(|(_, entry)| EntryMinimal {
2350                        is_root: entry.is_root,
2351                        title: entry.title,
2352                    })
2353                    .collect::<Vec<_>>(),
2354                self.visible_navbar_entries()
2355                    .map(|(_, entry)| EntryMinimal {
2356                        is_root: entry.is_root,
2357                        title: entry.title,
2358                    })
2359                    .collect::<Vec<_>>(),
2360            );
2361            assert_eq!(
2362                self.current_page().items.iter().collect::<Vec<_>>(),
2363                other
2364                    .visible_page_items()
2365                    .map(|(_, item)| item)
2366                    .collect::<Vec<_>>()
2367            );
2368        }
2369    }
2370
2371    impl SettingsPage {
2372        fn item(mut self, item: SettingsPageItem) -> Self {
2373            self.items.push(item);
2374            self
2375        }
2376    }
2377
2378    impl PartialEq for NavBarEntry {
2379        fn eq(&self, other: &Self) -> bool {
2380            self.title == other.title
2381                && self.is_root == other.is_root
2382                && self.expanded == other.expanded
2383                && self.page_index == other.page_index
2384                && self.item_index == other.item_index
2385            // ignoring focus_handle
2386        }
2387    }
2388
2389    impl SettingsPageItem {
2390        fn basic_item(title: &'static str, description: &'static str) -> Self {
2391            SettingsPageItem::SettingItem(SettingItem {
2392                files: USER,
2393                title,
2394                description,
2395                field: Box::new(SettingField {
2396                    pick: |settings_content| &settings_content.auto_update,
2397                    pick_mut: |settings_content| &mut settings_content.auto_update,
2398                }),
2399                metadata: None,
2400            })
2401        }
2402    }
2403
2404    fn register_settings(cx: &mut App) {
2405        settings::init(cx);
2406        theme::init(theme::LoadThemes::JustBase, cx);
2407        workspace::init_settings(cx);
2408        project::Project::init_settings(cx);
2409        language::init(cx);
2410        editor::init(cx);
2411        menu::init();
2412    }
2413
2414    fn parse(input: &'static str, window: &mut Window, cx: &mut App) -> SettingsWindow {
2415        let mut pages: Vec<SettingsPage> = Vec::new();
2416        let mut expanded_pages = Vec::new();
2417        let mut selected_idx = None;
2418        let mut index = 0;
2419        let mut in_expanded_section = false;
2420
2421        for mut line in input
2422            .lines()
2423            .map(|line| line.trim())
2424            .filter(|line| !line.is_empty())
2425        {
2426            if let Some(pre) = line.strip_suffix('*') {
2427                assert!(selected_idx.is_none(), "Only one selected entry allowed");
2428                selected_idx = Some(index);
2429                line = pre;
2430            }
2431            let (kind, title) = line.split_once(" ").unwrap();
2432            assert_eq!(kind.len(), 1);
2433            let kind = kind.chars().next().unwrap();
2434            if kind == 'v' {
2435                let page_idx = pages.len();
2436                expanded_pages.push(page_idx);
2437                pages.push(SettingsPage {
2438                    title,
2439                    items: vec![],
2440                });
2441                index += 1;
2442                in_expanded_section = true;
2443            } else if kind == '>' {
2444                pages.push(SettingsPage {
2445                    title,
2446                    items: vec![],
2447                });
2448                index += 1;
2449                in_expanded_section = false;
2450            } else if kind == '-' {
2451                pages
2452                    .last_mut()
2453                    .unwrap()
2454                    .items
2455                    .push(SettingsPageItem::SectionHeader(title));
2456                if selected_idx == Some(index) && !in_expanded_section {
2457                    panic!("Items in unexpanded sections cannot be selected");
2458                }
2459                index += 1;
2460            } else {
2461                panic!(
2462                    "Entries must start with one of 'v', '>', or '-'\n line: {}",
2463                    line
2464                );
2465            }
2466        }
2467
2468        let mut settings_window = SettingsWindow {
2469            original_window: None,
2470            worktree_root_dirs: HashMap::default(),
2471            files: Vec::default(),
2472            current_file: crate::SettingsUiFile::User,
2473            pages,
2474            search_bar: cx.new(|cx| Editor::single_line(window, cx)),
2475            navbar_entry: selected_idx.expect("Must have a selected navbar entry"),
2476            navbar_entries: Vec::default(),
2477            list_handle: UniformListScrollHandle::default(),
2478            search_matches: vec![],
2479            content_handles: vec![],
2480            search_task: None,
2481            scroll_handle: ScrollHandle::new(),
2482            focus_handle: cx.focus_handle(),
2483            navbar_focus_handle: NonFocusableHandle::new(
2484                NAVBAR_CONTAINER_TAB_INDEX,
2485                false,
2486                window,
2487                cx,
2488            ),
2489            content_focus_handle: NonFocusableHandle::new(
2490                CONTENT_CONTAINER_TAB_INDEX,
2491                false,
2492                window,
2493                cx,
2494            ),
2495            files_focus_handle: cx.focus_handle(),
2496        };
2497
2498        settings_window.build_search_matches();
2499        settings_window.build_navbar(cx);
2500        for expanded_page_index in expanded_pages {
2501            for entry in &mut settings_window.navbar_entries {
2502                if entry.page_index == expanded_page_index && entry.is_root {
2503                    entry.expanded = true;
2504                }
2505            }
2506        }
2507        settings_window
2508    }
2509
2510    #[track_caller]
2511    fn check_navbar_toggle(
2512        before: &'static str,
2513        toggle_page: &'static str,
2514        after: &'static str,
2515        window: &mut Window,
2516        cx: &mut App,
2517    ) {
2518        let mut settings_window = parse(before, window, cx);
2519        let toggle_page_idx = settings_window
2520            .pages
2521            .iter()
2522            .position(|page| page.title == toggle_page)
2523            .expect("page not found");
2524        let toggle_idx = settings_window
2525            .navbar_entries
2526            .iter()
2527            .position(|entry| entry.page_index == toggle_page_idx)
2528            .expect("page not found");
2529        settings_window.toggle_navbar_entry(toggle_idx);
2530
2531        let expected_settings_window = parse(after, window, cx);
2532
2533        pretty_assertions::assert_eq!(
2534            settings_window
2535                .visible_navbar_entries()
2536                .map(|(_, entry)| entry)
2537                .collect::<Vec<_>>(),
2538            expected_settings_window
2539                .visible_navbar_entries()
2540                .map(|(_, entry)| entry)
2541                .collect::<Vec<_>>(),
2542        );
2543        pretty_assertions::assert_eq!(
2544            settings_window.navbar_entries[settings_window.navbar_entry()],
2545            expected_settings_window.navbar_entries[expected_settings_window.navbar_entry()],
2546        );
2547    }
2548
2549    macro_rules! check_navbar_toggle {
2550        ($name:ident, before: $before:expr, toggle_page: $toggle_page:expr, after: $after:expr) => {
2551            #[gpui::test]
2552            fn $name(cx: &mut gpui::TestAppContext) {
2553                let window = cx.add_empty_window();
2554                window.update(|window, cx| {
2555                    register_settings(cx);
2556                    check_navbar_toggle($before, $toggle_page, $after, window, cx);
2557                });
2558            }
2559        };
2560    }
2561
2562    check_navbar_toggle!(
2563        navbar_basic_open,
2564        before: r"
2565        v General
2566        - General
2567        - Privacy*
2568        v Project
2569        - Project Settings
2570        ",
2571        toggle_page: "General",
2572        after: r"
2573        > General*
2574        v Project
2575        - Project Settings
2576        "
2577    );
2578
2579    check_navbar_toggle!(
2580        navbar_basic_close,
2581        before: r"
2582        > General*
2583        - General
2584        - Privacy
2585        v Project
2586        - Project Settings
2587        ",
2588        toggle_page: "General",
2589        after: r"
2590        v General*
2591        - General
2592        - Privacy
2593        v Project
2594        - Project Settings
2595        "
2596    );
2597
2598    check_navbar_toggle!(
2599        navbar_basic_second_root_entry_close,
2600        before: r"
2601        > General
2602        - General
2603        - Privacy
2604        v Project
2605        - Project Settings*
2606        ",
2607        toggle_page: "Project",
2608        after: r"
2609        > General
2610        > Project*
2611        "
2612    );
2613
2614    check_navbar_toggle!(
2615        navbar_toggle_subroot,
2616        before: r"
2617        v General Page
2618        - General
2619        - Privacy
2620        v Project
2621        - Worktree Settings Content*
2622        v AI
2623        - General
2624        > Appearance & Behavior
2625        ",
2626        toggle_page: "Project",
2627        after: r"
2628        v General Page
2629        - General
2630        - Privacy
2631        > Project*
2632        v AI
2633        - General
2634        > Appearance & Behavior
2635        "
2636    );
2637
2638    check_navbar_toggle!(
2639        navbar_toggle_close_propagates_selected_index,
2640        before: r"
2641        v General Page
2642        - General
2643        - Privacy
2644        v Project
2645        - Worktree Settings Content
2646        v AI
2647        - General*
2648        > Appearance & Behavior
2649        ",
2650        toggle_page: "General Page",
2651        after: r"
2652        > General Page
2653        v Project
2654        - Worktree Settings Content
2655        v AI
2656        - General*
2657        > Appearance & Behavior
2658        "
2659    );
2660
2661    check_navbar_toggle!(
2662        navbar_toggle_expand_propagates_selected_index,
2663        before: r"
2664        > General Page
2665        - General
2666        - Privacy
2667        v Project
2668        - Worktree Settings Content
2669        v AI
2670        - General*
2671        > Appearance & Behavior
2672        ",
2673        toggle_page: "General Page",
2674        after: r"
2675        v General Page
2676        - General
2677        - Privacy
2678        v Project
2679        - Worktree Settings Content
2680        v AI
2681        - General*
2682        > Appearance & Behavior
2683        "
2684    );
2685
2686    #[gpui::test]
2687    fn test_basic_search(cx: &mut gpui::TestAppContext) {
2688        let cx = cx.add_empty_window();
2689        let (actual, expected) = cx.update(|window, cx| {
2690            register_settings(cx);
2691
2692            let expected = cx.new(|cx| {
2693                SettingsWindow::new_builder(window, cx)
2694                    .add_page("General", |page| {
2695                        page.item(SettingsPageItem::SectionHeader("General settings"))
2696                            .item(SettingsPageItem::basic_item("test title", "General test"))
2697                    })
2698                    .build(cx)
2699            });
2700
2701            let actual = cx.new(|cx| {
2702                SettingsWindow::new_builder(window, cx)
2703                    .add_page("General", |page| {
2704                        page.item(SettingsPageItem::SectionHeader("General settings"))
2705                            .item(SettingsPageItem::basic_item("test title", "General test"))
2706                    })
2707                    .add_page("Theme", |page| {
2708                        page.item(SettingsPageItem::SectionHeader("Theme settings"))
2709                    })
2710                    .build(cx)
2711            });
2712
2713            actual.update(cx, |settings, cx| settings.search("gen", window, cx));
2714
2715            (actual, expected)
2716        });
2717
2718        cx.cx.run_until_parked();
2719
2720        cx.update(|_window, cx| {
2721            let expected = expected.read(cx);
2722            let actual = actual.read(cx);
2723            expected.assert_search_results(&actual);
2724        })
2725    }
2726
2727    #[gpui::test]
2728    fn test_search_render_page_with_filtered_out_navbar_entries(cx: &mut gpui::TestAppContext) {
2729        let cx = cx.add_empty_window();
2730        let (actual, expected) = cx.update(|window, cx| {
2731            register_settings(cx);
2732
2733            let actual = cx.new(|cx| {
2734                SettingsWindow::new_builder(window, cx)
2735                    .add_page("General", |page| {
2736                        page.item(SettingsPageItem::SectionHeader("General settings"))
2737                            .item(SettingsPageItem::basic_item(
2738                                "Confirm Quit",
2739                                "Whether to confirm before quitting Zed",
2740                            ))
2741                            .item(SettingsPageItem::basic_item(
2742                                "Auto Update",
2743                                "Automatically update Zed",
2744                            ))
2745                    })
2746                    .add_page("AI", |page| {
2747                        page.item(SettingsPageItem::basic_item(
2748                            "Disable AI",
2749                            "Whether to disable all AI features in Zed",
2750                        ))
2751                    })
2752                    .add_page("Appearance & Behavior", |page| {
2753                        page.item(SettingsPageItem::SectionHeader("Cursor")).item(
2754                            SettingsPageItem::basic_item(
2755                                "Cursor Shape",
2756                                "Cursor shape for the editor",
2757                            ),
2758                        )
2759                    })
2760                    .build(cx)
2761            });
2762
2763            let expected = cx.new(|cx| {
2764                SettingsWindow::new_builder(window, cx)
2765                    .add_page("Appearance & Behavior", |page| {
2766                        page.item(SettingsPageItem::SectionHeader("Cursor")).item(
2767                            SettingsPageItem::basic_item(
2768                                "Cursor Shape",
2769                                "Cursor shape for the editor",
2770                            ),
2771                        )
2772                    })
2773                    .build(cx)
2774            });
2775
2776            actual.update(cx, |settings, cx| settings.search("cursor", window, cx));
2777
2778            (actual, expected)
2779        });
2780
2781        cx.cx.run_until_parked();
2782
2783        cx.update(|_window, cx| {
2784            let expected = expected.read(cx);
2785            let actual = actual.read(cx);
2786            expected.assert_search_results(&actual);
2787        })
2788    }
2789}