terminal_view.rs

   1mod persistence;
   2pub mod terminal_element;
   3pub mod terminal_panel;
   4mod terminal_path_like_target;
   5pub mod terminal_scrollbar;
   6mod terminal_slash_command;
   7
   8use assistant_slash_command::SlashCommandRegistry;
   9use editor::{EditorSettings, actions::SelectAll, blink_manager::BlinkManager};
  10use gpui::{
  11    Action, AnyElement, App, ClipboardEntry, DismissEvent, Entity, EventEmitter, FocusHandle,
  12    Focusable, KeyContext, KeyDownEvent, Keystroke, MouseButton, MouseDownEvent, Pixels, Render,
  13    ScrollWheelEvent, Styled, Subscription, Task, WeakEntity, actions, anchored, deferred, div,
  14};
  15use persistence::TERMINAL_DB;
  16use project::{Project, search::SearchQuery};
  17use schemars::JsonSchema;
  18use task::TaskId;
  19use terminal::{
  20    Clear, Copy, Event, HoveredWord, MaybeNavigationTarget, Paste, ScrollLineDown, ScrollLineUp,
  21    ScrollPageDown, ScrollPageUp, ScrollToBottom, ScrollToTop, ShowCharacterPalette, TaskState,
  22    TaskStatus, Terminal, TerminalBounds, ToggleViMode,
  23    alacritty_terminal::{
  24        index::Point,
  25        term::{TermMode, point_to_viewport, search::RegexSearch},
  26    },
  27    terminal_settings::{CursorShape, TerminalSettings},
  28};
  29use terminal_element::TerminalElement;
  30use terminal_panel::TerminalPanel;
  31use terminal_path_like_target::{hover_path_like_target, open_path_like_target};
  32use terminal_scrollbar::TerminalScrollHandle;
  33use terminal_slash_command::TerminalSlashCommand;
  34use ui::{
  35    ContextMenu, Divider, ScrollAxes, Scrollbars, Tooltip, WithScrollbar,
  36    prelude::*,
  37    scrollbars::{self, GlobalSetting, ScrollbarVisibility},
  38};
  39use util::ResultExt;
  40use workspace::{
  41    CloseActiveItem, NewCenterTerminal, NewTerminal, ToolbarItemLocation, Workspace, WorkspaceId,
  42    delete_unloaded_items,
  43    item::{
  44        BreadcrumbText, Item, ItemEvent, SerializableItem, TabContentParams, TabTooltipContent,
  45    },
  46    register_serializable_item,
  47    searchable::{Direction, SearchEvent, SearchOptions, SearchableItem, SearchableItemHandle},
  48};
  49
  50use serde::Deserialize;
  51use settings::{Settings, SettingsStore, TerminalBlink, WorkingDirectory};
  52use zed_actions::assistant::InlineAssist;
  53
  54use std::{
  55    cmp,
  56    ops::{Range, RangeInclusive},
  57    path::{Path, PathBuf},
  58    rc::Rc,
  59    sync::Arc,
  60    time::Duration,
  61};
  62
  63struct ImeState {
  64    marked_text: String,
  65    marked_range_utf16: Option<Range<usize>>,
  66}
  67
  68const CURSOR_BLINK_INTERVAL: Duration = Duration::from_millis(500);
  69
  70/// Event to transmit the scroll from the element to the view
  71#[derive(Clone, Debug, PartialEq)]
  72pub struct ScrollTerminal(pub i32);
  73
  74/// Sends the specified text directly to the terminal.
  75#[derive(Clone, Debug, Default, Deserialize, JsonSchema, PartialEq, Action)]
  76#[action(namespace = terminal)]
  77pub struct SendText(String);
  78
  79/// Sends a keystroke sequence to the terminal.
  80#[derive(Clone, Debug, Default, Deserialize, JsonSchema, PartialEq, Action)]
  81#[action(namespace = terminal)]
  82pub struct SendKeystroke(String);
  83
  84actions!(
  85    terminal,
  86    [
  87        /// Reruns the last executed task in the terminal.
  88        RerunTask
  89    ]
  90);
  91
  92pub fn init(cx: &mut App) {
  93    assistant_slash_command::init(cx);
  94    terminal_panel::init(cx);
  95
  96    register_serializable_item::<TerminalView>(cx);
  97
  98    cx.observe_new(|workspace: &mut Workspace, _window, _cx| {
  99        workspace.register_action(TerminalView::deploy);
 100    })
 101    .detach();
 102    SlashCommandRegistry::global(cx).register_command(TerminalSlashCommand, true);
 103}
 104
 105pub struct BlockProperties {
 106    pub height: u8,
 107    pub render: Box<dyn Send + Fn(&mut BlockContext) -> AnyElement>,
 108}
 109
 110pub struct BlockContext<'a, 'b> {
 111    pub window: &'a mut Window,
 112    pub context: &'b mut App,
 113    pub dimensions: TerminalBounds,
 114}
 115
 116///A terminal view, maintains the PTY's file handles and communicates with the terminal
 117pub struct TerminalView {
 118    terminal: Entity<Terminal>,
 119    workspace: WeakEntity<Workspace>,
 120    project: WeakEntity<Project>,
 121    focus_handle: FocusHandle,
 122    //Currently using iTerm bell, show bell emoji in tab until input is received
 123    has_bell: bool,
 124    context_menu: Option<(Entity<ContextMenu>, gpui::Point<Pixels>, Subscription)>,
 125    cursor_shape: CursorShape,
 126    blink_manager: Entity<BlinkManager>,
 127    mode: TerminalMode,
 128    blinking_terminal_enabled: bool,
 129    cwd_serialized: bool,
 130    hover: Option<HoverTarget>,
 131    hover_tooltip_update: Task<()>,
 132    workspace_id: Option<WorkspaceId>,
 133    show_breadcrumbs: bool,
 134    block_below_cursor: Option<Rc<BlockProperties>>,
 135    scroll_top: Pixels,
 136    scroll_handle: TerminalScrollHandle,
 137    ime_state: Option<ImeState>,
 138    _subscriptions: Vec<Subscription>,
 139    _terminal_subscriptions: Vec<Subscription>,
 140}
 141
 142#[derive(Default, Clone)]
 143pub enum TerminalMode {
 144    #[default]
 145    Standalone,
 146    Embedded {
 147        max_lines_when_unfocused: Option<usize>,
 148    },
 149}
 150
 151#[derive(Clone)]
 152pub enum ContentMode {
 153    Scrollable,
 154    Inline {
 155        displayed_lines: usize,
 156        total_lines: usize,
 157    },
 158}
 159
 160impl ContentMode {
 161    pub fn is_limited(&self) -> bool {
 162        match self {
 163            ContentMode::Scrollable => false,
 164            ContentMode::Inline {
 165                displayed_lines,
 166                total_lines,
 167            } => displayed_lines < total_lines,
 168        }
 169    }
 170
 171    pub fn is_scrollable(&self) -> bool {
 172        matches!(self, ContentMode::Scrollable)
 173    }
 174}
 175
 176#[derive(Debug)]
 177#[cfg_attr(test, derive(Clone, Eq, PartialEq))]
 178struct HoverTarget {
 179    tooltip: String,
 180    hovered_word: HoveredWord,
 181}
 182
 183impl EventEmitter<Event> for TerminalView {}
 184impl EventEmitter<ItemEvent> for TerminalView {}
 185impl EventEmitter<SearchEvent> for TerminalView {}
 186
 187impl Focusable for TerminalView {
 188    fn focus_handle(&self, _cx: &App) -> FocusHandle {
 189        self.focus_handle.clone()
 190    }
 191}
 192
 193impl TerminalView {
 194    ///Create a new Terminal in the current working directory or the user's home directory
 195    pub fn deploy(
 196        workspace: &mut Workspace,
 197        _: &NewCenterTerminal,
 198        window: &mut Window,
 199        cx: &mut Context<Workspace>,
 200    ) {
 201        let working_directory = default_working_directory(workspace, cx);
 202        TerminalPanel::add_center_terminal(workspace, window, cx, |project, cx| {
 203            project.create_terminal_shell(working_directory, cx)
 204        })
 205        .detach_and_log_err(cx);
 206    }
 207
 208    pub fn new(
 209        terminal: Entity<Terminal>,
 210        workspace: WeakEntity<Workspace>,
 211        workspace_id: Option<WorkspaceId>,
 212        project: WeakEntity<Project>,
 213        window: &mut Window,
 214        cx: &mut Context<Self>,
 215    ) -> Self {
 216        let workspace_handle = workspace.clone();
 217        let terminal_subscriptions =
 218            subscribe_for_terminal_events(&terminal, workspace, window, cx);
 219
 220        let focus_handle = cx.focus_handle();
 221        let focus_in = cx.on_focus_in(&focus_handle, window, |terminal_view, window, cx| {
 222            terminal_view.focus_in(window, cx);
 223        });
 224        let focus_out = cx.on_focus_out(
 225            &focus_handle,
 226            window,
 227            |terminal_view, _event, window, cx| {
 228                terminal_view.focus_out(window, cx);
 229            },
 230        );
 231        let cursor_shape = TerminalSettings::get_global(cx).cursor_shape;
 232
 233        let scroll_handle = TerminalScrollHandle::new(terminal.read(cx));
 234
 235        let blink_manager = cx.new(|cx| {
 236            BlinkManager::new(
 237                CURSOR_BLINK_INTERVAL,
 238                |cx| {
 239                    !matches!(
 240                        TerminalSettings::get_global(cx).blinking,
 241                        TerminalBlink::Off
 242                    )
 243                },
 244                cx,
 245            )
 246        });
 247
 248        let _subscriptions = vec![
 249            focus_in,
 250            focus_out,
 251            cx.observe(&blink_manager, |_, _, cx| cx.notify()),
 252            cx.observe_global::<SettingsStore>(Self::settings_changed),
 253        ];
 254        Self {
 255            terminal,
 256            workspace: workspace_handle,
 257            project,
 258            has_bell: false,
 259            focus_handle,
 260            context_menu: None,
 261            cursor_shape,
 262            blink_manager,
 263            blinking_terminal_enabled: false,
 264            hover: None,
 265            hover_tooltip_update: Task::ready(()),
 266            mode: TerminalMode::Standalone,
 267            workspace_id,
 268            show_breadcrumbs: TerminalSettings::get_global(cx).toolbar.breadcrumbs,
 269            block_below_cursor: None,
 270            scroll_top: Pixels::ZERO,
 271            scroll_handle,
 272            cwd_serialized: false,
 273            ime_state: None,
 274            _subscriptions,
 275            _terminal_subscriptions: terminal_subscriptions,
 276        }
 277    }
 278
 279    /// Enable 'embedded' mode where the terminal displays the full content with an optional limit of lines.
 280    pub fn set_embedded_mode(
 281        &mut self,
 282        max_lines_when_unfocused: Option<usize>,
 283        cx: &mut Context<Self>,
 284    ) {
 285        self.mode = TerminalMode::Embedded {
 286            max_lines_when_unfocused,
 287        };
 288        cx.notify();
 289    }
 290
 291    const MAX_EMBEDDED_LINES: usize = 1_000;
 292
 293    /// Returns the current `ContentMode` depending on the set `TerminalMode` and the current number of lines
 294    ///
 295    /// Note: Even in embedded mode, the terminal will fallback to scrollable when its content exceeds `MAX_EMBEDDED_LINES`
 296    pub fn content_mode(&self, window: &Window, cx: &App) -> ContentMode {
 297        match &self.mode {
 298            TerminalMode::Standalone => ContentMode::Scrollable,
 299            TerminalMode::Embedded {
 300                max_lines_when_unfocused,
 301            } => {
 302                let total_lines = self.terminal.read(cx).total_lines();
 303
 304                if total_lines > Self::MAX_EMBEDDED_LINES {
 305                    ContentMode::Scrollable
 306                } else {
 307                    let mut displayed_lines = total_lines;
 308
 309                    if !self.focus_handle.is_focused(window)
 310                        && let Some(max_lines) = max_lines_when_unfocused
 311                    {
 312                        displayed_lines = displayed_lines.min(*max_lines)
 313                    }
 314
 315                    ContentMode::Inline {
 316                        displayed_lines,
 317                        total_lines,
 318                    }
 319                }
 320            }
 321        }
 322    }
 323
 324    /// Sets the marked (pre-edit) text from the IME.
 325    pub(crate) fn set_marked_text(
 326        &mut self,
 327        text: String,
 328        range: Option<Range<usize>>,
 329        cx: &mut Context<Self>,
 330    ) {
 331        self.ime_state = Some(ImeState {
 332            marked_text: text,
 333            marked_range_utf16: range,
 334        });
 335        cx.notify();
 336    }
 337
 338    /// Gets the current marked range (UTF-16).
 339    pub(crate) fn marked_text_range(&self) -> Option<Range<usize>> {
 340        self.ime_state
 341            .as_ref()
 342            .and_then(|state| state.marked_range_utf16.clone())
 343    }
 344
 345    /// Clears the marked (pre-edit) text state.
 346    pub(crate) fn clear_marked_text(&mut self, cx: &mut Context<Self>) {
 347        if self.ime_state.is_some() {
 348            self.ime_state = None;
 349            cx.notify();
 350        }
 351    }
 352
 353    /// Commits (sends) the given text to the PTY. Called by InputHandler::replace_text_in_range.
 354    pub(crate) fn commit_text(&mut self, text: &str, cx: &mut Context<Self>) {
 355        if !text.is_empty() {
 356            self.terminal.update(cx, |term, _| {
 357                term.input(text.to_string().into_bytes());
 358            });
 359        }
 360    }
 361
 362    pub(crate) fn terminal_bounds(&self, cx: &App) -> TerminalBounds {
 363        self.terminal.read(cx).last_content().terminal_bounds
 364    }
 365
 366    pub fn entity(&self) -> &Entity<Terminal> {
 367        &self.terminal
 368    }
 369
 370    pub fn has_bell(&self) -> bool {
 371        self.has_bell
 372    }
 373
 374    pub fn clear_bell(&mut self, cx: &mut Context<TerminalView>) {
 375        self.has_bell = false;
 376        cx.emit(Event::Wakeup);
 377    }
 378
 379    pub fn deploy_context_menu(
 380        &mut self,
 381        position: gpui::Point<Pixels>,
 382        window: &mut Window,
 383        cx: &mut Context<Self>,
 384    ) {
 385        let assistant_enabled = self
 386            .workspace
 387            .upgrade()
 388            .and_then(|workspace| workspace.read(cx).panel::<TerminalPanel>(cx))
 389            .is_some_and(|terminal_panel| terminal_panel.read(cx).assistant_enabled());
 390        let context_menu = ContextMenu::build(window, cx, |menu, _, _| {
 391            menu.context(self.focus_handle.clone())
 392                .action("New Terminal", Box::new(NewTerminal))
 393                .separator()
 394                .action("Copy", Box::new(Copy))
 395                .action("Paste", Box::new(Paste))
 396                .action("Select All", Box::new(SelectAll))
 397                .action("Clear", Box::new(Clear))
 398                .when(assistant_enabled, |menu| {
 399                    menu.separator()
 400                        .action("Inline Assist", Box::new(InlineAssist::default()))
 401                })
 402                .separator()
 403                .action(
 404                    "Close Terminal Tab",
 405                    Box::new(CloseActiveItem {
 406                        save_intent: None,
 407                        close_pinned: true,
 408                    }),
 409                )
 410        });
 411
 412        window.focus(&context_menu.focus_handle(cx), cx);
 413        let subscription = cx.subscribe_in(
 414            &context_menu,
 415            window,
 416            |this, _, _: &DismissEvent, window, cx| {
 417                if this.context_menu.as_ref().is_some_and(|context_menu| {
 418                    context_menu.0.focus_handle(cx).contains_focused(window, cx)
 419                }) {
 420                    cx.focus_self(window);
 421                }
 422                this.context_menu.take();
 423                cx.notify();
 424            },
 425        );
 426
 427        self.context_menu = Some((context_menu, position, subscription));
 428    }
 429
 430    fn settings_changed(&mut self, cx: &mut Context<Self>) {
 431        let settings = TerminalSettings::get_global(cx);
 432        let breadcrumb_visibility_changed = self.show_breadcrumbs != settings.toolbar.breadcrumbs;
 433        self.show_breadcrumbs = settings.toolbar.breadcrumbs;
 434
 435        let should_blink = match settings.blinking {
 436            TerminalBlink::Off => false,
 437            TerminalBlink::On => true,
 438            TerminalBlink::TerminalControlled => self.blinking_terminal_enabled,
 439        };
 440        let new_cursor_shape = settings.cursor_shape;
 441        let old_cursor_shape = self.cursor_shape;
 442        if old_cursor_shape != new_cursor_shape {
 443            self.cursor_shape = new_cursor_shape;
 444            self.terminal.update(cx, |term, _| {
 445                term.set_cursor_shape(self.cursor_shape);
 446            });
 447        }
 448
 449        self.blink_manager.update(
 450            cx,
 451            if should_blink {
 452                BlinkManager::enable
 453            } else {
 454                BlinkManager::disable
 455            },
 456        );
 457
 458        if breadcrumb_visibility_changed {
 459            cx.emit(ItemEvent::UpdateBreadcrumbs);
 460        }
 461        cx.notify();
 462    }
 463
 464    fn show_character_palette(
 465        &mut self,
 466        _: &ShowCharacterPalette,
 467        window: &mut Window,
 468        cx: &mut Context<Self>,
 469    ) {
 470        if self
 471            .terminal
 472            .read(cx)
 473            .last_content
 474            .mode
 475            .contains(TermMode::ALT_SCREEN)
 476        {
 477            self.terminal.update(cx, |term, cx| {
 478                term.try_keystroke(
 479                    &Keystroke::parse("ctrl-cmd-space").unwrap(),
 480                    TerminalSettings::get_global(cx).option_as_meta,
 481                )
 482            });
 483        } else {
 484            window.show_character_palette();
 485        }
 486    }
 487
 488    fn select_all(&mut self, _: &SelectAll, _: &mut Window, cx: &mut Context<Self>) {
 489        self.terminal.update(cx, |term, _| term.select_all());
 490        cx.notify();
 491    }
 492
 493    fn rerun_task(&mut self, _: &RerunTask, window: &mut Window, cx: &mut Context<Self>) {
 494        let task = self
 495            .terminal
 496            .read(cx)
 497            .task()
 498            .map(|task| terminal_rerun_override(&task.spawned_task.id))
 499            .unwrap_or_default();
 500        window.dispatch_action(Box::new(task), cx);
 501    }
 502
 503    fn clear(&mut self, _: &Clear, _: &mut Window, cx: &mut Context<Self>) {
 504        self.scroll_top = px(0.);
 505        self.terminal.update(cx, |term, _| term.clear());
 506        cx.notify();
 507    }
 508
 509    fn max_scroll_top(&self, cx: &App) -> Pixels {
 510        let terminal = self.terminal.read(cx);
 511
 512        let Some(block) = self.block_below_cursor.as_ref() else {
 513            return Pixels::ZERO;
 514        };
 515
 516        let line_height = terminal.last_content().terminal_bounds.line_height;
 517        let viewport_lines = terminal.viewport_lines();
 518        let cursor = point_to_viewport(
 519            terminal.last_content.display_offset,
 520            terminal.last_content.cursor.point,
 521        )
 522        .unwrap_or_default();
 523        let max_scroll_top_in_lines =
 524            (block.height as usize).saturating_sub(viewport_lines.saturating_sub(cursor.line + 1));
 525
 526        max_scroll_top_in_lines as f32 * line_height
 527    }
 528
 529    fn scroll_wheel(&mut self, event: &ScrollWheelEvent, cx: &mut Context<Self>) {
 530        let terminal_content = self.terminal.read(cx).last_content();
 531
 532        if self.block_below_cursor.is_some() && terminal_content.display_offset == 0 {
 533            let line_height = terminal_content.terminal_bounds.line_height;
 534            let y_delta = event.delta.pixel_delta(line_height).y;
 535            if y_delta < Pixels::ZERO || self.scroll_top > Pixels::ZERO {
 536                self.scroll_top = cmp::max(
 537                    Pixels::ZERO,
 538                    cmp::min(self.scroll_top - y_delta, self.max_scroll_top(cx)),
 539                );
 540                cx.notify();
 541                return;
 542            }
 543        }
 544        self.terminal.update(cx, |term, cx| {
 545            term.scroll_wheel(
 546                event,
 547                TerminalSettings::get_global(cx).scroll_multiplier.max(0.01),
 548            )
 549        });
 550    }
 551
 552    fn scroll_line_up(&mut self, _: &ScrollLineUp, _: &mut Window, cx: &mut Context<Self>) {
 553        let terminal_content = self.terminal.read(cx).last_content();
 554        if self.block_below_cursor.is_some()
 555            && terminal_content.display_offset == 0
 556            && self.scroll_top > Pixels::ZERO
 557        {
 558            let line_height = terminal_content.terminal_bounds.line_height;
 559            self.scroll_top = cmp::max(self.scroll_top - line_height, Pixels::ZERO);
 560            return;
 561        }
 562
 563        self.terminal.update(cx, |term, _| term.scroll_line_up());
 564        cx.notify();
 565    }
 566
 567    fn scroll_line_down(&mut self, _: &ScrollLineDown, _: &mut Window, cx: &mut Context<Self>) {
 568        let terminal_content = self.terminal.read(cx).last_content();
 569        if self.block_below_cursor.is_some() && terminal_content.display_offset == 0 {
 570            let max_scroll_top = self.max_scroll_top(cx);
 571            if self.scroll_top < max_scroll_top {
 572                let line_height = terminal_content.terminal_bounds.line_height;
 573                self.scroll_top = cmp::min(self.scroll_top + line_height, max_scroll_top);
 574            }
 575            return;
 576        }
 577
 578        self.terminal.update(cx, |term, _| term.scroll_line_down());
 579        cx.notify();
 580    }
 581
 582    fn scroll_page_up(&mut self, _: &ScrollPageUp, _: &mut Window, cx: &mut Context<Self>) {
 583        if self.scroll_top == Pixels::ZERO {
 584            self.terminal.update(cx, |term, _| term.scroll_page_up());
 585        } else {
 586            let line_height = self
 587                .terminal
 588                .read(cx)
 589                .last_content
 590                .terminal_bounds
 591                .line_height();
 592            let visible_block_lines = (self.scroll_top / line_height) as usize;
 593            let viewport_lines = self.terminal.read(cx).viewport_lines();
 594            let visible_content_lines = viewport_lines - visible_block_lines;
 595
 596            if visible_block_lines >= viewport_lines {
 597                self.scroll_top = ((visible_block_lines - viewport_lines) as f32) * line_height;
 598            } else {
 599                self.scroll_top = px(0.);
 600                self.terminal
 601                    .update(cx, |term, _| term.scroll_up_by(visible_content_lines));
 602            }
 603        }
 604        cx.notify();
 605    }
 606
 607    fn scroll_page_down(&mut self, _: &ScrollPageDown, _: &mut Window, cx: &mut Context<Self>) {
 608        self.terminal.update(cx, |term, _| term.scroll_page_down());
 609        let terminal = self.terminal.read(cx);
 610        if terminal.last_content().display_offset < terminal.viewport_lines() {
 611            self.scroll_top = self.max_scroll_top(cx);
 612        }
 613        cx.notify();
 614    }
 615
 616    fn scroll_to_top(&mut self, _: &ScrollToTop, _: &mut Window, cx: &mut Context<Self>) {
 617        self.terminal.update(cx, |term, _| term.scroll_to_top());
 618        cx.notify();
 619    }
 620
 621    fn scroll_to_bottom(&mut self, _: &ScrollToBottom, _: &mut Window, cx: &mut Context<Self>) {
 622        self.terminal.update(cx, |term, _| term.scroll_to_bottom());
 623        if self.block_below_cursor.is_some() {
 624            self.scroll_top = self.max_scroll_top(cx);
 625        }
 626        cx.notify();
 627    }
 628
 629    fn toggle_vi_mode(&mut self, _: &ToggleViMode, _: &mut Window, cx: &mut Context<Self>) {
 630        self.terminal.update(cx, |term, _| term.toggle_vi_mode());
 631        cx.notify();
 632    }
 633
 634    pub fn should_show_cursor(&self, focused: bool, cx: &mut Context<Self>) -> bool {
 635        // Always show cursor when not focused or in special modes
 636        if !focused
 637            || self
 638                .terminal
 639                .read(cx)
 640                .last_content
 641                .mode
 642                .contains(TermMode::ALT_SCREEN)
 643        {
 644            return true;
 645        }
 646
 647        // When focused, check blinking settings and blink manager state
 648        match TerminalSettings::get_global(cx).blinking {
 649            TerminalBlink::Off => true,
 650            TerminalBlink::TerminalControlled => {
 651                !self.blinking_terminal_enabled || self.blink_manager.read(cx).visible()
 652            }
 653            TerminalBlink::On => self.blink_manager.read(cx).visible(),
 654        }
 655    }
 656
 657    pub fn pause_cursor_blinking(&mut self, _window: &mut Window, cx: &mut Context<Self>) {
 658        self.blink_manager.update(cx, BlinkManager::pause_blinking);
 659    }
 660
 661    pub fn terminal(&self) -> &Entity<Terminal> {
 662        &self.terminal
 663    }
 664
 665    pub fn set_block_below_cursor(
 666        &mut self,
 667        block: BlockProperties,
 668        window: &mut Window,
 669        cx: &mut Context<Self>,
 670    ) {
 671        self.block_below_cursor = Some(Rc::new(block));
 672        self.scroll_to_bottom(&ScrollToBottom, window, cx);
 673        cx.notify();
 674    }
 675
 676    pub fn clear_block_below_cursor(&mut self, cx: &mut Context<Self>) {
 677        self.block_below_cursor = None;
 678        self.scroll_top = Pixels::ZERO;
 679        cx.notify();
 680    }
 681
 682    ///Attempt to paste the clipboard into the terminal
 683    fn copy(&mut self, _: &Copy, _: &mut Window, cx: &mut Context<Self>) {
 684        self.terminal.update(cx, |term, _| term.copy(None));
 685        cx.notify();
 686    }
 687
 688    ///Attempt to paste the clipboard into the terminal
 689    fn paste(&mut self, _: &Paste, _: &mut Window, cx: &mut Context<Self>) {
 690        let Some(clipboard) = cx.read_from_clipboard() else {
 691            return;
 692        };
 693
 694        if clipboard.entries().iter().any(|entry| match entry {
 695            ClipboardEntry::Image(image) => !image.bytes.is_empty(),
 696            _ => false,
 697        }) {
 698            self.forward_ctrl_v(cx);
 699            return;
 700        }
 701
 702        if let Some(text) = clipboard.text() {
 703            self.terminal
 704                .update(cx, |terminal, _cx| terminal.paste(&text));
 705        }
 706    }
 707
 708    /// Emits a raw Ctrl+V so TUI agents can read the OS clipboard directly
 709    /// and attach images using their native workflows.
 710    fn forward_ctrl_v(&self, cx: &mut Context<Self>) {
 711        self.terminal.update(cx, |term, _| {
 712            term.input(vec![0x16]);
 713        });
 714    }
 715
 716    fn send_text(&mut self, text: &SendText, _: &mut Window, cx: &mut Context<Self>) {
 717        self.clear_bell(cx);
 718        self.terminal.update(cx, |term, _| {
 719            term.input(text.0.to_string().into_bytes());
 720        });
 721    }
 722
 723    fn send_keystroke(&mut self, text: &SendKeystroke, _: &mut Window, cx: &mut Context<Self>) {
 724        if let Some(keystroke) = Keystroke::parse(&text.0).log_err() {
 725            self.clear_bell(cx);
 726            self.terminal.update(cx, |term, cx| {
 727                let processed =
 728                    term.try_keystroke(&keystroke, TerminalSettings::get_global(cx).option_as_meta);
 729                if processed && term.vi_mode_enabled() {
 730                    cx.notify();
 731                }
 732                processed
 733            });
 734        }
 735    }
 736
 737    fn dispatch_context(&self, cx: &App) -> KeyContext {
 738        let mut dispatch_context = KeyContext::new_with_defaults();
 739        dispatch_context.add("Terminal");
 740
 741        if self.terminal.read(cx).vi_mode_enabled() {
 742            dispatch_context.add("vi_mode");
 743        }
 744
 745        let mode = self.terminal.read(cx).last_content.mode;
 746        dispatch_context.set(
 747            "screen",
 748            if mode.contains(TermMode::ALT_SCREEN) {
 749                "alt"
 750            } else {
 751                "normal"
 752            },
 753        );
 754
 755        if mode.contains(TermMode::APP_CURSOR) {
 756            dispatch_context.add("DECCKM");
 757        }
 758        if mode.contains(TermMode::APP_KEYPAD) {
 759            dispatch_context.add("DECPAM");
 760        } else {
 761            dispatch_context.add("DECPNM");
 762        }
 763        if mode.contains(TermMode::SHOW_CURSOR) {
 764            dispatch_context.add("DECTCEM");
 765        }
 766        if mode.contains(TermMode::LINE_WRAP) {
 767            dispatch_context.add("DECAWM");
 768        }
 769        if mode.contains(TermMode::ORIGIN) {
 770            dispatch_context.add("DECOM");
 771        }
 772        if mode.contains(TermMode::INSERT) {
 773            dispatch_context.add("IRM");
 774        }
 775        //LNM is apparently the name for this. https://vt100.net/docs/vt510-rm/LNM.html
 776        if mode.contains(TermMode::LINE_FEED_NEW_LINE) {
 777            dispatch_context.add("LNM");
 778        }
 779        if mode.contains(TermMode::FOCUS_IN_OUT) {
 780            dispatch_context.add("report_focus");
 781        }
 782        if mode.contains(TermMode::ALTERNATE_SCROLL) {
 783            dispatch_context.add("alternate_scroll");
 784        }
 785        if mode.contains(TermMode::BRACKETED_PASTE) {
 786            dispatch_context.add("bracketed_paste");
 787        }
 788        if mode.intersects(TermMode::MOUSE_MODE) {
 789            dispatch_context.add("any_mouse_reporting");
 790        }
 791        {
 792            let mouse_reporting = if mode.contains(TermMode::MOUSE_REPORT_CLICK) {
 793                "click"
 794            } else if mode.contains(TermMode::MOUSE_DRAG) {
 795                "drag"
 796            } else if mode.contains(TermMode::MOUSE_MOTION) {
 797                "motion"
 798            } else {
 799                "off"
 800            };
 801            dispatch_context.set("mouse_reporting", mouse_reporting);
 802        }
 803        {
 804            let format = if mode.contains(TermMode::SGR_MOUSE) {
 805                "sgr"
 806            } else if mode.contains(TermMode::UTF8_MOUSE) {
 807                "utf8"
 808            } else {
 809                "normal"
 810            };
 811            dispatch_context.set("mouse_format", format);
 812        };
 813
 814        if self.terminal.read(cx).last_content.selection.is_some() {
 815            dispatch_context.add("selection");
 816        }
 817
 818        dispatch_context
 819    }
 820
 821    fn set_terminal(
 822        &mut self,
 823        terminal: Entity<Terminal>,
 824        window: &mut Window,
 825        cx: &mut Context<TerminalView>,
 826    ) {
 827        self._terminal_subscriptions =
 828            subscribe_for_terminal_events(&terminal, self.workspace.clone(), window, cx);
 829        self.terminal = terminal;
 830    }
 831
 832    fn rerun_button(task: &TaskState) -> Option<IconButton> {
 833        if !task.spawned_task.show_rerun {
 834            return None;
 835        }
 836
 837        let task_id = task.spawned_task.id.clone();
 838        Some(
 839            IconButton::new("rerun-icon", IconName::Rerun)
 840                .icon_size(IconSize::Small)
 841                .size(ButtonSize::Compact)
 842                .icon_color(Color::Default)
 843                .shape(ui::IconButtonShape::Square)
 844                .tooltip(move |_window, cx| Tooltip::for_action("Rerun task", &RerunTask, cx))
 845                .on_click(move |_, window, cx| {
 846                    window.dispatch_action(Box::new(terminal_rerun_override(&task_id)), cx);
 847                }),
 848        )
 849    }
 850}
 851
 852fn terminal_rerun_override(task: &TaskId) -> zed_actions::Rerun {
 853    zed_actions::Rerun {
 854        task_id: Some(task.0.clone()),
 855        allow_concurrent_runs: Some(true),
 856        use_new_terminal: Some(false),
 857        reevaluate_context: false,
 858    }
 859}
 860
 861fn subscribe_for_terminal_events(
 862    terminal: &Entity<Terminal>,
 863    workspace: WeakEntity<Workspace>,
 864    window: &mut Window,
 865    cx: &mut Context<TerminalView>,
 866) -> Vec<Subscription> {
 867    let terminal_subscription = cx.observe(terminal, |_, _, cx| cx.notify());
 868    let mut previous_cwd = None;
 869    let terminal_events_subscription = cx.subscribe_in(
 870        terminal,
 871        window,
 872        move |terminal_view, terminal, event, window, cx| {
 873            let current_cwd = terminal.read(cx).working_directory();
 874            if current_cwd != previous_cwd {
 875                previous_cwd = current_cwd;
 876                terminal_view.cwd_serialized = false;
 877            }
 878
 879            match event {
 880                Event::Wakeup => {
 881                    cx.notify();
 882                    cx.emit(Event::Wakeup);
 883                    cx.emit(ItemEvent::UpdateTab);
 884                    cx.emit(SearchEvent::MatchesInvalidated);
 885                }
 886
 887                Event::Bell => {
 888                    terminal_view.has_bell = true;
 889                    cx.emit(Event::Wakeup);
 890                }
 891
 892                Event::BlinkChanged(blinking) => {
 893                    terminal_view.blinking_terminal_enabled = *blinking;
 894
 895                    // If in terminal-controlled mode and focused, update blink manager
 896                    if matches!(
 897                        TerminalSettings::get_global(cx).blinking,
 898                        TerminalBlink::TerminalControlled
 899                    ) && terminal_view.focus_handle.is_focused(window)
 900                    {
 901                        terminal_view.blink_manager.update(cx, |manager, cx| {
 902                            if *blinking {
 903                                manager.enable(cx);
 904                            } else {
 905                                manager.disable(cx);
 906                            }
 907                        });
 908                    }
 909                }
 910
 911                Event::TitleChanged => {
 912                    cx.emit(ItemEvent::UpdateTab);
 913                }
 914
 915                Event::NewNavigationTarget(maybe_navigation_target) => {
 916                    match maybe_navigation_target
 917                        .as_ref()
 918                        .zip(terminal.read(cx).last_content.last_hovered_word.as_ref())
 919                    {
 920                        Some((MaybeNavigationTarget::Url(url), hovered_word)) => {
 921                            if Some(hovered_word)
 922                                != terminal_view
 923                                    .hover
 924                                    .as_ref()
 925                                    .map(|hover| &hover.hovered_word)
 926                            {
 927                                terminal_view.hover = Some(HoverTarget {
 928                                    tooltip: url.clone(),
 929                                    hovered_word: hovered_word.clone(),
 930                                });
 931                                terminal_view.hover_tooltip_update = Task::ready(());
 932                                cx.notify();
 933                            }
 934                        }
 935                        Some((MaybeNavigationTarget::PathLike(path_like_target), hovered_word)) => {
 936                            if Some(hovered_word)
 937                                != terminal_view
 938                                    .hover
 939                                    .as_ref()
 940                                    .map(|hover| &hover.hovered_word)
 941                            {
 942                                terminal_view.hover = None;
 943                                terminal_view.hover_tooltip_update = hover_path_like_target(
 944                                    &workspace,
 945                                    hovered_word.clone(),
 946                                    path_like_target,
 947                                    cx,
 948                                );
 949                                cx.notify();
 950                            }
 951                        }
 952                        None => {
 953                            terminal_view.hover = None;
 954                            terminal_view.hover_tooltip_update = Task::ready(());
 955                            cx.notify();
 956                        }
 957                    }
 958                }
 959
 960                Event::Open(maybe_navigation_target) => match maybe_navigation_target {
 961                    MaybeNavigationTarget::Url(url) => cx.open_url(url),
 962                    MaybeNavigationTarget::PathLike(path_like_target) => open_path_like_target(
 963                        &workspace,
 964                        terminal_view,
 965                        path_like_target,
 966                        window,
 967                        cx,
 968                    ),
 969                },
 970                Event::BreadcrumbsChanged => cx.emit(ItemEvent::UpdateBreadcrumbs),
 971                Event::CloseTerminal => cx.emit(ItemEvent::CloseItem),
 972                Event::SelectionsChanged => {
 973                    window.invalidate_character_coordinates();
 974                    cx.emit(SearchEvent::ActiveMatchChanged)
 975                }
 976            }
 977        },
 978    );
 979    vec![terminal_subscription, terminal_events_subscription]
 980}
 981
 982fn regex_search_for_query(query: &project::search::SearchQuery) -> Option<RegexSearch> {
 983    let str = query.as_str();
 984    if query.is_regex() {
 985        if str == "." {
 986            return None;
 987        }
 988        RegexSearch::new(str).ok()
 989    } else {
 990        RegexSearch::new(&regex::escape(str)).ok()
 991    }
 992}
 993
 994struct TerminalScrollbarSettingsWrapper;
 995
 996impl GlobalSetting for TerminalScrollbarSettingsWrapper {
 997    fn get_value(_cx: &App) -> &Self {
 998        &Self
 999    }
1000}
1001
1002impl ScrollbarVisibility for TerminalScrollbarSettingsWrapper {
1003    fn visibility(&self, cx: &App) -> scrollbars::ShowScrollbar {
1004        TerminalSettings::get_global(cx)
1005            .scrollbar
1006            .show
1007            .map(Into::into)
1008            .unwrap_or_else(|| EditorSettings::get_global(cx).scrollbar.show)
1009    }
1010}
1011
1012impl TerminalView {
1013    fn key_down(&mut self, event: &KeyDownEvent, window: &mut Window, cx: &mut Context<Self>) {
1014        self.clear_bell(cx);
1015        self.pause_cursor_blinking(window, cx);
1016
1017        self.terminal.update(cx, |term, cx| {
1018            let handled = term.try_keystroke(
1019                &event.keystroke,
1020                TerminalSettings::get_global(cx).option_as_meta,
1021            );
1022            if handled {
1023                cx.stop_propagation();
1024            }
1025        });
1026    }
1027
1028    fn focus_in(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1029        self.terminal.update(cx, |terminal, _| {
1030            terminal.set_cursor_shape(self.cursor_shape);
1031            terminal.focus_in();
1032        });
1033
1034        let should_blink = match TerminalSettings::get_global(cx).blinking {
1035            TerminalBlink::Off => false,
1036            TerminalBlink::On => true,
1037            TerminalBlink::TerminalControlled => self.blinking_terminal_enabled,
1038        };
1039
1040        if should_blink {
1041            self.blink_manager.update(cx, BlinkManager::enable);
1042        }
1043
1044        window.invalidate_character_coordinates();
1045        cx.notify();
1046    }
1047
1048    fn focus_out(&mut self, _window: &mut Window, cx: &mut Context<Self>) {
1049        self.blink_manager.update(cx, BlinkManager::disable);
1050        self.terminal.update(cx, |terminal, _| {
1051            terminal.focus_out();
1052            terminal.set_cursor_shape(CursorShape::Hollow);
1053        });
1054        cx.notify();
1055    }
1056}
1057
1058impl Render for TerminalView {
1059    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
1060        // TODO: this should be moved out of render
1061        self.scroll_handle.update(self.terminal.read(cx));
1062
1063        if let Some(new_display_offset) = self.scroll_handle.future_display_offset.take() {
1064            self.terminal.update(cx, |term, _| {
1065                let delta = new_display_offset as i32 - term.last_content.display_offset as i32;
1066                match delta.cmp(&0) {
1067                    std::cmp::Ordering::Greater => term.scroll_up_by(delta as usize),
1068                    std::cmp::Ordering::Less => term.scroll_down_by(-delta as usize),
1069                    std::cmp::Ordering::Equal => {}
1070                }
1071            });
1072        }
1073
1074        let terminal_handle = self.terminal.clone();
1075        let terminal_view_handle = cx.entity();
1076
1077        let focused = self.focus_handle.is_focused(window);
1078
1079        div()
1080            .id("terminal-view")
1081            .size_full()
1082            .relative()
1083            .track_focus(&self.focus_handle(cx))
1084            .key_context(self.dispatch_context(cx))
1085            .on_action(cx.listener(TerminalView::send_text))
1086            .on_action(cx.listener(TerminalView::send_keystroke))
1087            .on_action(cx.listener(TerminalView::copy))
1088            .on_action(cx.listener(TerminalView::paste))
1089            .on_action(cx.listener(TerminalView::clear))
1090            .on_action(cx.listener(TerminalView::scroll_line_up))
1091            .on_action(cx.listener(TerminalView::scroll_line_down))
1092            .on_action(cx.listener(TerminalView::scroll_page_up))
1093            .on_action(cx.listener(TerminalView::scroll_page_down))
1094            .on_action(cx.listener(TerminalView::scroll_to_top))
1095            .on_action(cx.listener(TerminalView::scroll_to_bottom))
1096            .on_action(cx.listener(TerminalView::toggle_vi_mode))
1097            .on_action(cx.listener(TerminalView::show_character_palette))
1098            .on_action(cx.listener(TerminalView::select_all))
1099            .on_action(cx.listener(TerminalView::rerun_task))
1100            .on_key_down(cx.listener(Self::key_down))
1101            .on_mouse_down(
1102                MouseButton::Right,
1103                cx.listener(|this, event: &MouseDownEvent, window, cx| {
1104                    if !this.terminal.read(cx).mouse_mode(event.modifiers.shift) {
1105                        if this.terminal.read(cx).last_content.selection.is_none() {
1106                            this.terminal.update(cx, |terminal, _| {
1107                                terminal.select_word_at_event_position(event);
1108                            });
1109                        };
1110                        this.deploy_context_menu(event.position, window, cx);
1111                        cx.notify();
1112                    }
1113                }),
1114            )
1115            .child(
1116                // TODO: Oddly this wrapper div is needed for TerminalElement to not steal events from the context menu
1117                div()
1118                    .id("terminal-view-container")
1119                    .size_full()
1120                    .bg(cx.theme().colors().editor_background)
1121                    .child(TerminalElement::new(
1122                        terminal_handle,
1123                        terminal_view_handle,
1124                        self.workspace.clone(),
1125                        self.focus_handle.clone(),
1126                        focused,
1127                        self.should_show_cursor(focused, cx),
1128                        self.block_below_cursor.clone(),
1129                        self.mode.clone(),
1130                    ))
1131                    .when(self.content_mode(window, cx).is_scrollable(), |div| {
1132                        div.custom_scrollbars(
1133                            Scrollbars::for_settings::<TerminalScrollbarSettingsWrapper>()
1134                                .show_along(ScrollAxes::Vertical)
1135                                .with_track_along(
1136                                    ScrollAxes::Vertical,
1137                                    cx.theme().colors().editor_background,
1138                                )
1139                                .tracked_scroll_handle(&self.scroll_handle),
1140                            window,
1141                            cx,
1142                        )
1143                    }),
1144            )
1145            .children(self.context_menu.as_ref().map(|(menu, position, _)| {
1146                deferred(
1147                    anchored()
1148                        .position(*position)
1149                        .anchor(gpui::Corner::TopLeft)
1150                        .child(menu.clone()),
1151                )
1152                .with_priority(1)
1153            }))
1154    }
1155}
1156
1157impl Item for TerminalView {
1158    type Event = ItemEvent;
1159
1160    fn tab_tooltip_content(&self, cx: &App) -> Option<TabTooltipContent> {
1161        Some(TabTooltipContent::Custom(Box::new(Tooltip::element({
1162            let terminal = self.terminal().read(cx);
1163            let title = terminal.title(false);
1164            let pid = terminal.pid_getter()?.fallback_pid();
1165
1166            move |_, _| {
1167                v_flex()
1168                    .gap_1()
1169                    .child(Label::new(title.clone()))
1170                    .child(h_flex().flex_grow().child(Divider::horizontal()))
1171                    .child(
1172                        Label::new(format!("Process ID (PID): {}", pid))
1173                            .color(Color::Muted)
1174                            .size(LabelSize::Small),
1175                    )
1176                    .into_any_element()
1177            }
1178        }))))
1179    }
1180
1181    fn tab_content(&self, params: TabContentParams, _window: &Window, cx: &App) -> AnyElement {
1182        let terminal = self.terminal().read(cx);
1183        let title = terminal.title(true);
1184
1185        let (icon, icon_color, rerun_button) = match terminal.task() {
1186            Some(terminal_task) => match &terminal_task.status {
1187                TaskStatus::Running => (
1188                    IconName::PlayFilled,
1189                    Color::Disabled,
1190                    TerminalView::rerun_button(terminal_task),
1191                ),
1192                TaskStatus::Unknown => (
1193                    IconName::Warning,
1194                    Color::Warning,
1195                    TerminalView::rerun_button(terminal_task),
1196                ),
1197                TaskStatus::Completed { success } => {
1198                    let rerun_button = TerminalView::rerun_button(terminal_task);
1199
1200                    if *success {
1201                        (IconName::Check, Color::Success, rerun_button)
1202                    } else {
1203                        (IconName::XCircle, Color::Error, rerun_button)
1204                    }
1205                }
1206            },
1207            None => (IconName::Terminal, Color::Muted, None),
1208        };
1209
1210        h_flex()
1211            .gap_1()
1212            .group("term-tab-icon")
1213            .child(
1214                h_flex()
1215                    .group("term-tab-icon")
1216                    .child(
1217                        div()
1218                            .when(rerun_button.is_some(), |this| {
1219                                this.hover(|style| style.invisible().w_0())
1220                            })
1221                            .child(Icon::new(icon).color(icon_color)),
1222                    )
1223                    .when_some(rerun_button, |this, rerun_button| {
1224                        this.child(
1225                            div()
1226                                .absolute()
1227                                .visible_on_hover("term-tab-icon")
1228                                .child(rerun_button),
1229                        )
1230                    }),
1231            )
1232            .child(Label::new(title).color(params.text_color()))
1233            .into_any()
1234    }
1235
1236    fn tab_content_text(&self, detail: usize, cx: &App) -> SharedString {
1237        let terminal = self.terminal().read(cx);
1238        terminal.title(detail == 0).into()
1239    }
1240
1241    fn telemetry_event_text(&self) -> Option<&'static str> {
1242        None
1243    }
1244
1245    fn buffer_kind(&self, _: &App) -> workspace::item::ItemBufferKind {
1246        workspace::item::ItemBufferKind::Singleton
1247    }
1248
1249    fn can_split(&self) -> bool {
1250        true
1251    }
1252
1253    fn clone_on_split(
1254        &self,
1255        workspace_id: Option<WorkspaceId>,
1256        window: &mut Window,
1257        cx: &mut Context<Self>,
1258    ) -> Task<Option<Entity<Self>>> {
1259        let Ok(terminal) = self.project.update(cx, |project, cx| {
1260            let cwd = project
1261                .active_project_directory(cx)
1262                .map(|it| it.to_path_buf());
1263            project.clone_terminal(self.terminal(), cx, cwd)
1264        }) else {
1265            return Task::ready(None);
1266        };
1267        cx.spawn_in(window, async move |this, cx| {
1268            let terminal = terminal.await.log_err()?;
1269            this.update_in(cx, |this, window, cx| {
1270                cx.new(|cx| {
1271                    TerminalView::new(
1272                        terminal,
1273                        this.workspace.clone(),
1274                        workspace_id,
1275                        this.project.clone(),
1276                        window,
1277                        cx,
1278                    )
1279                })
1280            })
1281            .ok()
1282        })
1283    }
1284
1285    fn is_dirty(&self, cx: &gpui::App) -> bool {
1286        match self.terminal.read(cx).task() {
1287            Some(task) => task.status == TaskStatus::Running,
1288            None => self.has_bell(),
1289        }
1290    }
1291
1292    fn has_conflict(&self, _cx: &App) -> bool {
1293        false
1294    }
1295
1296    fn can_save_as(&self, _cx: &App) -> bool {
1297        false
1298    }
1299
1300    fn as_searchable(
1301        &self,
1302        handle: &Entity<Self>,
1303        _: &App,
1304    ) -> Option<Box<dyn SearchableItemHandle>> {
1305        Some(Box::new(handle.clone()))
1306    }
1307
1308    fn breadcrumb_location(&self, cx: &App) -> ToolbarItemLocation {
1309        if self.show_breadcrumbs && !self.terminal().read(cx).breadcrumb_text.trim().is_empty() {
1310            ToolbarItemLocation::PrimaryLeft
1311        } else {
1312            ToolbarItemLocation::Hidden
1313        }
1314    }
1315
1316    fn breadcrumbs(&self, _: &theme::Theme, cx: &App) -> Option<Vec<BreadcrumbText>> {
1317        Some(vec![BreadcrumbText {
1318            text: self.terminal().read(cx).breadcrumb_text.clone(),
1319            highlights: None,
1320            font: None,
1321        }])
1322    }
1323
1324    fn added_to_workspace(
1325        &mut self,
1326        workspace: &mut Workspace,
1327        _: &mut Window,
1328        cx: &mut Context<Self>,
1329    ) {
1330        if self.terminal().read(cx).task().is_none() {
1331            if let Some((new_id, old_id)) = workspace.database_id().zip(self.workspace_id) {
1332                log::debug!(
1333                    "Updating workspace id for the terminal, old: {old_id:?}, new: {new_id:?}",
1334                );
1335                cx.background_spawn(TERMINAL_DB.update_workspace_id(
1336                    new_id,
1337                    old_id,
1338                    cx.entity_id().as_u64(),
1339                ))
1340                .detach();
1341            }
1342            self.workspace_id = workspace.database_id();
1343        }
1344    }
1345
1346    fn to_item_events(event: &Self::Event, mut f: impl FnMut(ItemEvent)) {
1347        f(*event)
1348    }
1349}
1350
1351impl SerializableItem for TerminalView {
1352    fn serialized_item_kind() -> &'static str {
1353        "Terminal"
1354    }
1355
1356    fn cleanup(
1357        workspace_id: WorkspaceId,
1358        alive_items: Vec<workspace::ItemId>,
1359        _window: &mut Window,
1360        cx: &mut App,
1361    ) -> Task<anyhow::Result<()>> {
1362        delete_unloaded_items(alive_items, workspace_id, "terminals", &TERMINAL_DB, cx)
1363    }
1364
1365    fn serialize(
1366        &mut self,
1367        _workspace: &mut Workspace,
1368        item_id: workspace::ItemId,
1369        _closing: bool,
1370        _: &mut Window,
1371        cx: &mut Context<Self>,
1372    ) -> Option<Task<anyhow::Result<()>>> {
1373        let terminal = self.terminal().read(cx);
1374        if terminal.task().is_some() {
1375            return None;
1376        }
1377
1378        if let Some((cwd, workspace_id)) = terminal.working_directory().zip(self.workspace_id) {
1379            self.cwd_serialized = true;
1380            Some(cx.background_spawn(async move {
1381                TERMINAL_DB
1382                    .save_working_directory(item_id, workspace_id, cwd)
1383                    .await
1384            }))
1385        } else {
1386            None
1387        }
1388    }
1389
1390    fn should_serialize(&self, _: &Self::Event) -> bool {
1391        !self.cwd_serialized
1392    }
1393
1394    fn deserialize(
1395        project: Entity<Project>,
1396        workspace: WeakEntity<Workspace>,
1397        workspace_id: workspace::WorkspaceId,
1398        item_id: workspace::ItemId,
1399        window: &mut Window,
1400        cx: &mut App,
1401    ) -> Task<anyhow::Result<Entity<Self>>> {
1402        window.spawn(cx, async move |cx| {
1403            let cwd = cx
1404                .update(|_window, cx| {
1405                    let from_db = TERMINAL_DB
1406                        .get_working_directory(item_id, workspace_id)
1407                        .log_err()
1408                        .flatten();
1409                    if from_db
1410                        .as_ref()
1411                        .is_some_and(|from_db| !from_db.as_os_str().is_empty())
1412                    {
1413                        from_db
1414                    } else {
1415                        workspace
1416                            .upgrade()
1417                            .and_then(|workspace| default_working_directory(workspace.read(cx), cx))
1418                    }
1419                })
1420                .ok()
1421                .flatten();
1422
1423            let terminal = project
1424                .update(cx, |project, cx| project.create_terminal_shell(cwd, cx))?
1425                .await?;
1426            cx.update(|window, cx| {
1427                cx.new(|cx| {
1428                    TerminalView::new(
1429                        terminal,
1430                        workspace,
1431                        Some(workspace_id),
1432                        project.downgrade(),
1433                        window,
1434                        cx,
1435                    )
1436                })
1437            })
1438        })
1439    }
1440}
1441
1442impl SearchableItem for TerminalView {
1443    type Match = RangeInclusive<Point>;
1444
1445    fn supported_options(&self) -> SearchOptions {
1446        SearchOptions {
1447            case: false,
1448            word: false,
1449            regex: true,
1450            replacement: false,
1451            selection: false,
1452            find_in_results: false,
1453        }
1454    }
1455
1456    /// Clear stored matches
1457    fn clear_matches(&mut self, _window: &mut Window, cx: &mut Context<Self>) {
1458        self.terminal().update(cx, |term, _| term.matches.clear())
1459    }
1460
1461    /// Store matches returned from find_matches somewhere for rendering
1462    fn update_matches(
1463        &mut self,
1464        matches: &[Self::Match],
1465        _active_match_index: Option<usize>,
1466        _window: &mut Window,
1467        cx: &mut Context<Self>,
1468    ) {
1469        self.terminal()
1470            .update(cx, |term, _| term.matches = matches.to_vec())
1471    }
1472
1473    /// Returns the selection content to pre-load into this search
1474    fn query_suggestion(&mut self, _window: &mut Window, cx: &mut Context<Self>) -> String {
1475        self.terminal()
1476            .read(cx)
1477            .last_content
1478            .selection_text
1479            .clone()
1480            .unwrap_or_default()
1481    }
1482
1483    /// Focus match at given index into the Vec of matches
1484    fn activate_match(
1485        &mut self,
1486        index: usize,
1487        _: &[Self::Match],
1488        _window: &mut Window,
1489        cx: &mut Context<Self>,
1490    ) {
1491        self.terminal()
1492            .update(cx, |term, _| term.activate_match(index));
1493        cx.notify();
1494    }
1495
1496    /// Add selections for all matches given.
1497    fn select_matches(&mut self, matches: &[Self::Match], _: &mut Window, cx: &mut Context<Self>) {
1498        self.terminal()
1499            .update(cx, |term, _| term.select_matches(matches));
1500        cx.notify();
1501    }
1502
1503    /// Get all of the matches for this query, should be done on the background
1504    fn find_matches(
1505        &mut self,
1506        query: Arc<SearchQuery>,
1507        _: &mut Window,
1508        cx: &mut Context<Self>,
1509    ) -> Task<Vec<Self::Match>> {
1510        if let Some(s) = regex_search_for_query(&query) {
1511            self.terminal()
1512                .update(cx, |term, cx| term.find_matches(s, cx))
1513        } else {
1514            Task::ready(vec![])
1515        }
1516    }
1517
1518    /// Reports back to the search toolbar what the active match should be (the selection)
1519    fn active_match_index(
1520        &mut self,
1521        direction: Direction,
1522        matches: &[Self::Match],
1523        _: &mut Window,
1524        cx: &mut Context<Self>,
1525    ) -> Option<usize> {
1526        // Selection head might have a value if there's a selection that isn't
1527        // associated with a match. Therefore, if there are no matches, we should
1528        // report None, no matter the state of the terminal
1529
1530        if !matches.is_empty() {
1531            if let Some(selection_head) = self.terminal().read(cx).selection_head {
1532                // If selection head is contained in a match. Return that match
1533                match direction {
1534                    Direction::Prev => {
1535                        // If no selection before selection head, return the first match
1536                        Some(
1537                            matches
1538                                .iter()
1539                                .enumerate()
1540                                .rev()
1541                                .find(|(_, search_match)| {
1542                                    search_match.contains(&selection_head)
1543                                        || search_match.start() < &selection_head
1544                                })
1545                                .map(|(ix, _)| ix)
1546                                .unwrap_or(0),
1547                        )
1548                    }
1549                    Direction::Next => {
1550                        // If no selection after selection head, return the last match
1551                        Some(
1552                            matches
1553                                .iter()
1554                                .enumerate()
1555                                .find(|(_, search_match)| {
1556                                    search_match.contains(&selection_head)
1557                                        || search_match.start() > &selection_head
1558                                })
1559                                .map(|(ix, _)| ix)
1560                                .unwrap_or(matches.len().saturating_sub(1)),
1561                        )
1562                    }
1563                }
1564            } else {
1565                // Matches found but no active selection, return the first last one (closest to cursor)
1566                Some(matches.len().saturating_sub(1))
1567            }
1568        } else {
1569            None
1570        }
1571    }
1572    fn replace(
1573        &mut self,
1574        _: &Self::Match,
1575        _: &SearchQuery,
1576        _window: &mut Window,
1577        _: &mut Context<Self>,
1578    ) {
1579        // Replacement is not supported in terminal view, so this is a no-op.
1580    }
1581}
1582
1583///Gets the working directory for the given workspace, respecting the user's settings.
1584/// None implies "~" on whichever machine we end up on.
1585pub(crate) fn default_working_directory(workspace: &Workspace, cx: &App) -> Option<PathBuf> {
1586    match &TerminalSettings::get_global(cx).working_directory {
1587        WorkingDirectory::CurrentProjectDirectory => workspace
1588            .project()
1589            .read(cx)
1590            .active_project_directory(cx)
1591            .as_deref()
1592            .map(Path::to_path_buf)
1593            .or_else(|| first_project_directory(workspace, cx)),
1594        WorkingDirectory::FirstProjectDirectory => first_project_directory(workspace, cx),
1595        WorkingDirectory::AlwaysHome => None,
1596        WorkingDirectory::Always { directory } => {
1597            shellexpand::full(&directory) //TODO handle this better
1598                .ok()
1599                .map(|dir| Path::new(&dir.to_string()).to_path_buf())
1600                .filter(|dir| dir.is_dir())
1601        }
1602    }
1603}
1604///Gets the first project's home directory, or the home directory
1605fn first_project_directory(workspace: &Workspace, cx: &App) -> Option<PathBuf> {
1606    let worktree = workspace.worktrees(cx).next()?.read(cx);
1607    let worktree_path = worktree.abs_path();
1608    if worktree.root_entry()?.is_dir() {
1609        Some(worktree_path.to_path_buf())
1610    } else {
1611        // If worktree is a file, return its parent directory
1612        worktree_path.parent().map(|p| p.to_path_buf())
1613    }
1614}
1615
1616#[cfg(test)]
1617mod tests {
1618    use super::*;
1619    use gpui::TestAppContext;
1620    use project::{Entry, Project, ProjectPath, Worktree};
1621    use std::path::Path;
1622    use util::rel_path::RelPath;
1623    use workspace::AppState;
1624
1625    // Working directory calculation tests
1626
1627    // No Worktrees in project -> home_dir()
1628    #[gpui::test]
1629    async fn no_worktree(cx: &mut TestAppContext) {
1630        let (project, workspace) = init_test(cx).await;
1631        cx.read(|cx| {
1632            let workspace = workspace.read(cx);
1633            let active_entry = project.read(cx).active_entry();
1634
1635            //Make sure environment is as expected
1636            assert!(active_entry.is_none());
1637            assert!(workspace.worktrees(cx).next().is_none());
1638
1639            let res = default_working_directory(workspace, cx);
1640            assert_eq!(res, None);
1641            let res = first_project_directory(workspace, cx);
1642            assert_eq!(res, None);
1643        });
1644    }
1645
1646    // No active entry, but a worktree, worktree is a file -> parent directory
1647    #[gpui::test]
1648    async fn no_active_entry_worktree_is_file(cx: &mut TestAppContext) {
1649        let (project, workspace) = init_test(cx).await;
1650
1651        create_file_wt(project.clone(), "/root.txt", cx).await;
1652        cx.read(|cx| {
1653            let workspace = workspace.read(cx);
1654            let active_entry = project.read(cx).active_entry();
1655
1656            //Make sure environment is as expected
1657            assert!(active_entry.is_none());
1658            assert!(workspace.worktrees(cx).next().is_some());
1659
1660            let res = default_working_directory(workspace, cx);
1661            assert_eq!(res, Some(Path::new("/").to_path_buf()));
1662            let res = first_project_directory(workspace, cx);
1663            assert_eq!(res, Some(Path::new("/").to_path_buf()));
1664        });
1665    }
1666
1667    // No active entry, but a worktree, worktree is a folder -> worktree_folder
1668    #[gpui::test]
1669    async fn no_active_entry_worktree_is_dir(cx: &mut TestAppContext) {
1670        let (project, workspace) = init_test(cx).await;
1671
1672        let (_wt, _entry) = create_folder_wt(project.clone(), "/root/", cx).await;
1673        cx.update(|cx| {
1674            let workspace = workspace.read(cx);
1675            let active_entry = project.read(cx).active_entry();
1676
1677            assert!(active_entry.is_none());
1678            assert!(workspace.worktrees(cx).next().is_some());
1679
1680            let res = default_working_directory(workspace, cx);
1681            assert_eq!(res, Some((Path::new("/root/")).to_path_buf()));
1682            let res = first_project_directory(workspace, cx);
1683            assert_eq!(res, Some((Path::new("/root/")).to_path_buf()));
1684        });
1685    }
1686
1687    // Active entry with a work tree, worktree is a file -> worktree_folder()
1688    #[gpui::test]
1689    async fn active_entry_worktree_is_file(cx: &mut TestAppContext) {
1690        let (project, workspace) = init_test(cx).await;
1691
1692        let (_wt, _entry) = create_folder_wt(project.clone(), "/root1/", cx).await;
1693        let (wt2, entry2) = create_file_wt(project.clone(), "/root2.txt", cx).await;
1694        insert_active_entry_for(wt2, entry2, project.clone(), cx);
1695
1696        cx.update(|cx| {
1697            let workspace = workspace.read(cx);
1698            let active_entry = project.read(cx).active_entry();
1699
1700            assert!(active_entry.is_some());
1701
1702            let res = default_working_directory(workspace, cx);
1703            assert_eq!(res, Some((Path::new("/root1/")).to_path_buf()));
1704            let res = first_project_directory(workspace, cx);
1705            assert_eq!(res, Some((Path::new("/root1/")).to_path_buf()));
1706        });
1707    }
1708
1709    // Active entry, with a worktree, worktree is a folder -> worktree_folder
1710    #[gpui::test]
1711    async fn active_entry_worktree_is_dir(cx: &mut TestAppContext) {
1712        let (project, workspace) = init_test(cx).await;
1713
1714        let (_wt, _entry) = create_folder_wt(project.clone(), "/root1/", cx).await;
1715        let (wt2, entry2) = create_folder_wt(project.clone(), "/root2/", cx).await;
1716        insert_active_entry_for(wt2, entry2, project.clone(), cx);
1717
1718        cx.update(|cx| {
1719            let workspace = workspace.read(cx);
1720            let active_entry = project.read(cx).active_entry();
1721
1722            assert!(active_entry.is_some());
1723
1724            let res = default_working_directory(workspace, cx);
1725            assert_eq!(res, Some((Path::new("/root2/")).to_path_buf()));
1726            let res = first_project_directory(workspace, cx);
1727            assert_eq!(res, Some((Path::new("/root1/")).to_path_buf()));
1728        });
1729    }
1730
1731    /// Creates a worktree with 1 file: /root.txt
1732    pub async fn init_test(cx: &mut TestAppContext) -> (Entity<Project>, Entity<Workspace>) {
1733        let params = cx.update(AppState::test);
1734        cx.update(|cx| {
1735            theme::init(theme::LoadThemes::JustBase, cx);
1736        });
1737
1738        let project = Project::test(params.fs.clone(), [], cx).await;
1739        let workspace = cx
1740            .add_window(|window, cx| Workspace::test_new(project.clone(), window, cx))
1741            .root(cx)
1742            .unwrap();
1743
1744        (project, workspace)
1745    }
1746
1747    /// Creates a worktree with 1 folder: /root{suffix}/
1748    async fn create_folder_wt(
1749        project: Entity<Project>,
1750        path: impl AsRef<Path>,
1751        cx: &mut TestAppContext,
1752    ) -> (Entity<Worktree>, Entry) {
1753        create_wt(project, true, path, cx).await
1754    }
1755
1756    /// Creates a worktree with 1 file: /root{suffix}.txt
1757    async fn create_file_wt(
1758        project: Entity<Project>,
1759        path: impl AsRef<Path>,
1760        cx: &mut TestAppContext,
1761    ) -> (Entity<Worktree>, Entry) {
1762        create_wt(project, false, path, cx).await
1763    }
1764
1765    async fn create_wt(
1766        project: Entity<Project>,
1767        is_dir: bool,
1768        path: impl AsRef<Path>,
1769        cx: &mut TestAppContext,
1770    ) -> (Entity<Worktree>, Entry) {
1771        let (wt, _) = project
1772            .update(cx, |project, cx| {
1773                project.find_or_create_worktree(path, true, cx)
1774            })
1775            .await
1776            .unwrap();
1777
1778        let entry = cx
1779            .update(|cx| {
1780                wt.update(cx, |wt, cx| {
1781                    wt.create_entry(RelPath::empty().into(), is_dir, None, cx)
1782                })
1783            })
1784            .await
1785            .unwrap()
1786            .into_included()
1787            .unwrap();
1788
1789        (wt, entry)
1790    }
1791
1792    pub fn insert_active_entry_for(
1793        wt: Entity<Worktree>,
1794        entry: Entry,
1795        project: Entity<Project>,
1796        cx: &mut TestAppContext,
1797    ) {
1798        cx.update(|cx| {
1799            let p = ProjectPath {
1800                worktree_id: wt.read(cx).id(),
1801                path: entry.path,
1802            };
1803            project.update(cx, |project, cx| project.set_active_path(Some(p), cx));
1804        });
1805    }
1806}