running.rs

   1pub(crate) mod breakpoint_list;
   2pub(crate) mod console;
   3pub(crate) mod loaded_source_list;
   4pub(crate) mod module_list;
   5pub mod stack_frame_list;
   6pub mod variable_list;
   7
   8use std::{any::Any, ops::ControlFlow, path::PathBuf, sync::Arc, time::Duration};
   9
  10use crate::{
  11    ToggleExpandItem,
  12    new_process_modal::resolve_path,
  13    persistence::{self, DebuggerPaneItem, SerializedLayout},
  14};
  15
  16use super::DebugPanelItemEvent;
  17use anyhow::{Context as _, Result, anyhow};
  18use breakpoint_list::BreakpointList;
  19use collections::{HashMap, IndexMap};
  20use console::Console;
  21use dap::{
  22    Capabilities, DapRegistry, RunInTerminalRequestArguments, Thread,
  23    adapters::{DebugAdapterName, DebugTaskDefinition},
  24    client::SessionId,
  25    debugger_settings::DebuggerSettings,
  26};
  27use futures::{SinkExt, channel::mpsc};
  28use gpui::{
  29    Action as _, AnyView, AppContext, Axis, Entity, EntityId, EventEmitter, FocusHandle, Focusable,
  30    NoAction, Pixels, Point, Subscription, Task, WeakEntity,
  31};
  32use language::Buffer;
  33use loaded_source_list::LoadedSourceList;
  34use module_list::ModuleList;
  35use project::{
  36    Project, WorktreeId,
  37    debugger::session::{Session, SessionEvent, ThreadId, ThreadStatus},
  38    terminals::TerminalKind,
  39};
  40use rpc::proto::ViewId;
  41use serde_json::Value;
  42use settings::Settings;
  43use stack_frame_list::StackFrameList;
  44use task::{
  45    BuildTaskDefinition, DebugScenario, ShellBuilder, SpawnInTerminal, TaskContext, ZedDebugConfig,
  46    substitute_variables_in_str,
  47};
  48use terminal_view::TerminalView;
  49use ui::{
  50    ActiveTheme, AnyElement, App, ButtonCommon as _, Clickable as _, Context, FluentBuilder,
  51    IconButton, IconName, IconSize, InteractiveElement, IntoElement, Label, LabelCommon as _,
  52    ParentElement, Render, SharedString, StatefulInteractiveElement, Styled, Tab, Tooltip,
  53    VisibleOnHover, VisualContext, Window, div, h_flex, v_flex,
  54};
  55use util::ResultExt;
  56use variable_list::VariableList;
  57use workspace::{
  58    ActivePaneDecorator, DraggedTab, Item, ItemHandle, Member, Pane, PaneGroup, SplitDirection,
  59    Workspace, item::TabContentParams, move_item, pane::Event,
  60};
  61
  62pub struct RunningState {
  63    session: Entity<Session>,
  64    thread_id: Option<ThreadId>,
  65    focus_handle: FocusHandle,
  66    _remote_id: Option<ViewId>,
  67    workspace: WeakEntity<Workspace>,
  68    session_id: SessionId,
  69    variable_list: Entity<variable_list::VariableList>,
  70    _subscriptions: Vec<Subscription>,
  71    stack_frame_list: Entity<stack_frame_list::StackFrameList>,
  72    loaded_sources_list: Entity<LoadedSourceList>,
  73    pub debug_terminal: Entity<DebugTerminal>,
  74    module_list: Entity<module_list::ModuleList>,
  75    console: Entity<Console>,
  76    breakpoint_list: Entity<BreakpointList>,
  77    panes: PaneGroup,
  78    active_pane: Entity<Pane>,
  79    pane_close_subscriptions: HashMap<EntityId, Subscription>,
  80    dock_axis: Axis,
  81    _schedule_serialize: Option<Task<()>>,
  82}
  83
  84impl RunningState {
  85    pub(crate) fn thread_id(&self) -> Option<ThreadId> {
  86        self.thread_id
  87    }
  88
  89    pub(crate) fn active_pane(&self) -> &Entity<Pane> {
  90        &self.active_pane
  91    }
  92}
  93
  94impl Render for RunningState {
  95    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
  96        let zoomed_pane = self
  97            .panes
  98            .panes()
  99            .into_iter()
 100            .find(|pane| pane.read(cx).is_zoomed());
 101
 102        let active = self.panes.panes().into_iter().next();
 103        let pane = if let Some(ref zoomed_pane) = zoomed_pane {
 104            zoomed_pane.update(cx, |pane, cx| pane.render(window, cx).into_any_element())
 105        } else if let Some(active) = active {
 106            self.panes
 107                .render(
 108                    None,
 109                    &ActivePaneDecorator::new(active, &self.workspace),
 110                    window,
 111                    cx,
 112                )
 113                .into_any_element()
 114        } else {
 115            div().into_any_element()
 116        };
 117        let thread_status = self
 118            .thread_id
 119            .map(|thread_id| self.session.read(cx).thread_status(thread_id))
 120            .unwrap_or(ThreadStatus::Exited);
 121
 122        self.variable_list.update(cx, |this, cx| {
 123            this.disabled(thread_status != ThreadStatus::Stopped, cx);
 124        });
 125        v_flex()
 126            .size_full()
 127            .key_context("DebugSessionItem")
 128            .track_focus(&self.focus_handle(cx))
 129            .child(h_flex().flex_1().child(pane))
 130    }
 131}
 132
 133pub(crate) struct SubView {
 134    inner: AnyView,
 135    item_focus_handle: FocusHandle,
 136    kind: DebuggerPaneItem,
 137    show_indicator: Box<dyn Fn(&App) -> bool>,
 138    hovered: bool,
 139}
 140
 141impl SubView {
 142    pub(crate) fn new(
 143        item_focus_handle: FocusHandle,
 144        view: AnyView,
 145        kind: DebuggerPaneItem,
 146        show_indicator: Option<Box<dyn Fn(&App) -> bool>>,
 147        cx: &mut App,
 148    ) -> Entity<Self> {
 149        cx.new(|_| Self {
 150            kind,
 151            inner: view,
 152            item_focus_handle,
 153            show_indicator: show_indicator.unwrap_or(Box::new(|_| false)),
 154            hovered: false,
 155        })
 156    }
 157
 158    pub(crate) fn view_kind(&self) -> DebuggerPaneItem {
 159        self.kind
 160    }
 161}
 162impl Focusable for SubView {
 163    fn focus_handle(&self, _: &App) -> FocusHandle {
 164        self.item_focus_handle.clone()
 165    }
 166}
 167impl EventEmitter<()> for SubView {}
 168impl Item for SubView {
 169    type Event = ();
 170
 171    /// This is used to serialize debugger pane layouts
 172    /// A SharedString gets converted to a enum and back during serialization/deserialization.
 173    fn tab_content_text(&self, _detail: usize, _cx: &App) -> SharedString {
 174        self.kind.to_shared_string()
 175    }
 176
 177    fn tab_tooltip_text(&self, _: &App) -> Option<SharedString> {
 178        Some(self.kind.tab_tooltip())
 179    }
 180
 181    fn tab_content(
 182        &self,
 183        params: workspace::item::TabContentParams,
 184        _: &Window,
 185        cx: &App,
 186    ) -> AnyElement {
 187        let label = Label::new(self.kind.to_shared_string())
 188            .size(ui::LabelSize::Small)
 189            .color(params.text_color())
 190            .line_height_style(ui::LineHeightStyle::UiLabel);
 191
 192        if !params.selected && self.show_indicator.as_ref()(cx) {
 193            return h_flex()
 194                .justify_between()
 195                .child(ui::Indicator::dot())
 196                .gap_2()
 197                .child(label)
 198                .into_any_element();
 199        }
 200
 201        label.into_any_element()
 202    }
 203}
 204
 205impl Render for SubView {
 206    fn render(&mut self, window: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
 207        v_flex()
 208            .id(SharedString::from(format!(
 209                "subview-container-{}",
 210                self.kind.to_shared_string()
 211            )))
 212            .on_hover(cx.listener(|this, hovered, _, cx| {
 213                this.hovered = *hovered;
 214                cx.notify();
 215            }))
 216            .size_full()
 217            // Add border unconditionally to prevent layout shifts on focus changes.
 218            .border_1()
 219            .when(self.item_focus_handle.contains_focused(window, cx), |el| {
 220                el.border_color(cx.theme().colors().pane_focused_border)
 221            })
 222            .child(self.inner.clone())
 223    }
 224}
 225
 226pub(crate) fn new_debugger_pane(
 227    workspace: WeakEntity<Workspace>,
 228    project: Entity<Project>,
 229    window: &mut Window,
 230    cx: &mut Context<RunningState>,
 231) -> Entity<Pane> {
 232    let weak_running = cx.weak_entity();
 233    let custom_drop_handle = {
 234        let workspace = workspace.clone();
 235        let project = project.downgrade();
 236        let weak_running = weak_running.clone();
 237        move |pane: &mut Pane, any: &dyn Any, window: &mut Window, cx: &mut Context<Pane>| {
 238            let Some(tab) = any.downcast_ref::<DraggedTab>() else {
 239                return ControlFlow::Break(());
 240            };
 241            let Some(project) = project.upgrade() else {
 242                return ControlFlow::Break(());
 243            };
 244            let this_pane = cx.entity().clone();
 245            let item = if tab.pane == this_pane {
 246                pane.item_for_index(tab.ix)
 247            } else {
 248                tab.pane.read(cx).item_for_index(tab.ix)
 249            };
 250            let Some(item) = item.filter(|item| item.downcast::<SubView>().is_some()) else {
 251                return ControlFlow::Break(());
 252            };
 253
 254            let source = tab.pane.clone();
 255            let item_id_to_move = item.item_id();
 256
 257            let Ok(new_split_pane) = pane
 258                .drag_split_direction()
 259                .map(|split_direction| {
 260                    weak_running.update(cx, |running, cx| {
 261                        let new_pane =
 262                            new_debugger_pane(workspace.clone(), project.clone(), window, cx);
 263                        let _previous_subscription = running.pane_close_subscriptions.insert(
 264                            new_pane.entity_id(),
 265                            cx.subscribe_in(&new_pane, window, RunningState::handle_pane_event),
 266                        );
 267                        debug_assert!(_previous_subscription.is_none());
 268                        running
 269                            .panes
 270                            .split(&this_pane, &new_pane, split_direction)?;
 271                        anyhow::Ok(new_pane)
 272                    })
 273                })
 274                .transpose()
 275            else {
 276                return ControlFlow::Break(());
 277            };
 278
 279            match new_split_pane.transpose() {
 280                // Source pane may be the one currently updated, so defer the move.
 281                Ok(Some(new_pane)) => cx
 282                    .spawn_in(window, async move |_, cx| {
 283                        cx.update(|window, cx| {
 284                            move_item(
 285                                &source,
 286                                &new_pane,
 287                                item_id_to_move,
 288                                new_pane.read(cx).active_item_index(),
 289                                true,
 290                                window,
 291                                cx,
 292                            );
 293                        })
 294                        .ok();
 295                    })
 296                    .detach(),
 297                // If we drop into existing pane or current pane,
 298                // regular pane drop handler will take care of it,
 299                // using the right tab index for the operation.
 300                Ok(None) => return ControlFlow::Continue(()),
 301                err @ Err(_) => {
 302                    err.log_err();
 303                    return ControlFlow::Break(());
 304                }
 305            };
 306
 307            ControlFlow::Break(())
 308        }
 309    };
 310
 311    let ret = cx.new(move |cx| {
 312        let mut pane = Pane::new(
 313            workspace.clone(),
 314            project.clone(),
 315            Default::default(),
 316            None,
 317            NoAction.boxed_clone(),
 318            window,
 319            cx,
 320        );
 321        let focus_handle = pane.focus_handle(cx);
 322        pane.set_can_split(Some(Arc::new({
 323            let weak_running = weak_running.clone();
 324            move |pane, dragged_item, _window, cx| {
 325                if let Some(tab) = dragged_item.downcast_ref::<DraggedTab>() {
 326                    let is_current_pane = tab.pane == cx.entity();
 327                    let Some(can_drag_away) = weak_running
 328                        .read_with(cx, |running_state, _| {
 329                            let current_panes = running_state.panes.panes();
 330                            !current_panes.contains(&&tab.pane)
 331                                || current_panes.len() > 1
 332                                || (!is_current_pane || pane.items_len() > 1)
 333                        })
 334                        .ok()
 335                    else {
 336                        return false;
 337                    };
 338                    if can_drag_away {
 339                        let item = if is_current_pane {
 340                            pane.item_for_index(tab.ix)
 341                        } else {
 342                            tab.pane.read(cx).item_for_index(tab.ix)
 343                        };
 344                        if let Some(item) = item {
 345                            return item.downcast::<SubView>().is_some();
 346                        }
 347                    }
 348                }
 349                false
 350            }
 351        })));
 352        pane.set_can_toggle_zoom(false, cx);
 353        pane.display_nav_history_buttons(None);
 354        pane.set_custom_drop_handle(cx, custom_drop_handle);
 355        pane.set_should_display_tab_bar(|_, _| true);
 356        pane.set_render_tab_bar_buttons(cx, |_, _, _| (None, None));
 357        pane.set_render_tab_bar(cx, {
 358            move |pane, window, cx| {
 359                let active_pane_item = pane.active_item();
 360                let pane_group_id: SharedString =
 361                    format!("pane-zoom-button-hover-{}", cx.entity_id()).into();
 362                let is_hovered = active_pane_item.as_ref().map_or(false, |item| {
 363                    item.downcast::<SubView>()
 364                        .map_or(false, |this| this.read(cx).hovered)
 365                });
 366                h_flex()
 367                    .group(pane_group_id.clone())
 368                    .justify_between()
 369                    .bg(cx.theme().colors().tab_bar_background)
 370                    .border_b_1()
 371                    .px_2()
 372                    .border_color(cx.theme().colors().border)
 373                    .track_focus(&focus_handle)
 374                    .on_action(|_: &menu::Cancel, window, cx| {
 375                        if cx.stop_active_drag(window) {
 376                            return;
 377                        } else {
 378                            cx.propagate();
 379                        }
 380                    })
 381                    .child(
 382                        h_flex()
 383                            .w_full()
 384                            .gap_1()
 385                            .h(Tab::container_height(cx))
 386                            .drag_over::<DraggedTab>(|bar, _, _, cx| {
 387                                bar.bg(cx.theme().colors().drop_target_background)
 388                            })
 389                            .on_drop(cx.listener(
 390                                move |this, dragged_tab: &DraggedTab, window, cx| {
 391                                    this.drag_split_direction = None;
 392                                    this.handle_tab_drop(dragged_tab, this.items_len(), window, cx)
 393                                },
 394                            ))
 395                            .children(pane.items().enumerate().map(|(ix, item)| {
 396                                let selected = active_pane_item
 397                                    .as_ref()
 398                                    .map_or(false, |active| active.item_id() == item.item_id());
 399                                let deemphasized = !pane.has_focus(window, cx);
 400                                let item_ = item.boxed_clone();
 401                                div()
 402                                    .id(SharedString::from(format!(
 403                                        "debugger_tab_{}",
 404                                        item.item_id().as_u64()
 405                                    )))
 406                                    .p_1()
 407                                    .rounded_md()
 408                                    .cursor_pointer()
 409                                    .when_some(item.tab_tooltip_text(cx), |this, tooltip| {
 410                                        this.tooltip(Tooltip::text(tooltip))
 411                                    })
 412                                    .map(|this| {
 413                                        let theme = cx.theme();
 414                                        if selected {
 415                                            let color = theme.colors().tab_active_background;
 416                                            let color = if deemphasized {
 417                                                color.opacity(0.5)
 418                                            } else {
 419                                                color
 420                                            };
 421                                            this.bg(color)
 422                                        } else {
 423                                            let hover_color = theme.colors().element_hover;
 424                                            this.hover(|style| style.bg(hover_color))
 425                                        }
 426                                    })
 427                                    .on_click(cx.listener(move |this, _, window, cx| {
 428                                        let index = this.index_for_item(&*item_);
 429                                        if let Some(index) = index {
 430                                            this.activate_item(index, true, true, window, cx);
 431                                        }
 432                                    }))
 433                                    .child(item.tab_content(
 434                                        TabContentParams {
 435                                            selected,
 436                                            deemphasized,
 437                                            ..Default::default()
 438                                        },
 439                                        window,
 440                                        cx,
 441                                    ))
 442                                    .on_drop(cx.listener(
 443                                        move |this, dragged_tab: &DraggedTab, window, cx| {
 444                                            this.drag_split_direction = None;
 445                                            this.handle_tab_drop(dragged_tab, ix, window, cx)
 446                                        },
 447                                    ))
 448                                    .on_drag(
 449                                        DraggedTab {
 450                                            item: item.boxed_clone(),
 451                                            pane: cx.entity().clone(),
 452                                            detail: 0,
 453                                            is_active: selected,
 454                                            ix,
 455                                        },
 456                                        |tab, _, _, cx| cx.new(|_| tab.clone()),
 457                                    )
 458                            })),
 459                    )
 460                    .child({
 461                        let zoomed = pane.is_zoomed();
 462                        div()
 463                            .visible_on_hover(pane_group_id)
 464                            .when(is_hovered, |this| this.visible())
 465                            .child(
 466                                IconButton::new(
 467                                    SharedString::from(format!(
 468                                        "debug-toggle-zoom-{}",
 469                                        cx.entity_id()
 470                                    )),
 471                                    if zoomed {
 472                                        IconName::Minimize
 473                                    } else {
 474                                        IconName::Maximize
 475                                    },
 476                                )
 477                                .icon_size(IconSize::XSmall)
 478                                .on_click(cx.listener(move |pane, _, _, cx| {
 479                                    let is_zoomed = pane.is_zoomed();
 480                                    pane.set_zoomed(!is_zoomed, cx);
 481                                    cx.notify();
 482                                }))
 483                                .tooltip({
 484                                    let focus_handle = focus_handle.clone();
 485                                    move |window, cx| {
 486                                        let zoomed_text =
 487                                            if zoomed { "Minimize" } else { "Expand" };
 488                                        Tooltip::for_action_in(
 489                                            zoomed_text,
 490                                            &ToggleExpandItem,
 491                                            &focus_handle,
 492                                            window,
 493                                            cx,
 494                                        )
 495                                    }
 496                                }),
 497                            )
 498                    })
 499                    .into_any_element()
 500            }
 501        });
 502        pane
 503    });
 504
 505    ret
 506}
 507
 508pub struct DebugTerminal {
 509    pub terminal: Option<Entity<TerminalView>>,
 510    focus_handle: FocusHandle,
 511    _subscriptions: [Subscription; 1],
 512}
 513
 514impl DebugTerminal {
 515    fn empty(window: &mut Window, cx: &mut Context<Self>) -> Self {
 516        let focus_handle = cx.focus_handle();
 517        let focus_subscription = cx.on_focus(&focus_handle, window, |this, window, cx| {
 518            if let Some(terminal) = this.terminal.as_ref() {
 519                terminal.focus_handle(cx).focus(window);
 520            }
 521        });
 522
 523        Self {
 524            terminal: None,
 525            focus_handle,
 526            _subscriptions: [focus_subscription],
 527        }
 528    }
 529}
 530
 531impl gpui::Render for DebugTerminal {
 532    fn render(&mut self, _window: &mut Window, _: &mut Context<Self>) -> impl IntoElement {
 533        div()
 534            .size_full()
 535            .track_focus(&self.focus_handle)
 536            .children(self.terminal.clone())
 537    }
 538}
 539impl Focusable for DebugTerminal {
 540    fn focus_handle(&self, _cx: &App) -> FocusHandle {
 541        self.focus_handle.clone()
 542    }
 543}
 544
 545impl RunningState {
 546    // todo(debugger) move this to util and make it so you pass a closure to it that converts a string
 547    pub(crate) fn substitute_variables_in_config(
 548        config: &mut serde_json::Value,
 549        context: &TaskContext,
 550    ) {
 551        match config {
 552            serde_json::Value::Object(obj) => {
 553                obj.values_mut()
 554                    .for_each(|value| Self::substitute_variables_in_config(value, context));
 555            }
 556            serde_json::Value::Array(array) => {
 557                array
 558                    .iter_mut()
 559                    .for_each(|value| Self::substitute_variables_in_config(value, context));
 560            }
 561            serde_json::Value::String(s) => {
 562                // Some built-in zed tasks wrap their arguments in quotes as they might contain spaces.
 563                if s.starts_with("\"$ZED_") && s.ends_with('"') {
 564                    *s = s[1..s.len() - 1].to_string();
 565                }
 566                if let Some(substituted) = substitute_variables_in_str(&s, context) {
 567                    *s = substituted;
 568                }
 569            }
 570            _ => {}
 571        }
 572    }
 573
 574    pub(crate) fn relativize_paths(
 575        key: Option<&str>,
 576        config: &mut serde_json::Value,
 577        context: &TaskContext,
 578    ) {
 579        match config {
 580            serde_json::Value::Object(obj) => {
 581                obj.iter_mut()
 582                    .for_each(|(key, value)| Self::relativize_paths(Some(key), value, context));
 583            }
 584            serde_json::Value::Array(array) => {
 585                array
 586                    .iter_mut()
 587                    .for_each(|value| Self::relativize_paths(None, value, context));
 588            }
 589            serde_json::Value::String(s) if key == Some("program") || key == Some("cwd") => {
 590                // Some built-in zed tasks wrap their arguments in quotes as they might contain spaces.
 591                if s.starts_with("\"$ZED_") && s.ends_with('"') {
 592                    *s = s[1..s.len() - 1].to_string();
 593                }
 594                resolve_path(s);
 595
 596                if let Some(substituted) = substitute_variables_in_str(&s, context) {
 597                    *s = substituted;
 598                }
 599            }
 600            _ => {}
 601        }
 602    }
 603
 604    pub(crate) fn new(
 605        session: Entity<Session>,
 606        project: Entity<Project>,
 607        workspace: WeakEntity<Workspace>,
 608        parent_terminal: Option<Entity<DebugTerminal>>,
 609        serialized_pane_layout: Option<SerializedLayout>,
 610        dock_axis: Axis,
 611        window: &mut Window,
 612        cx: &mut Context<Self>,
 613    ) -> Self {
 614        let focus_handle = cx.focus_handle();
 615        let session_id = session.read(cx).session_id();
 616        let weak_state = cx.weak_entity();
 617        let stack_frame_list = cx.new(|cx| {
 618            StackFrameList::new(workspace.clone(), session.clone(), weak_state, window, cx)
 619        });
 620
 621        let debug_terminal =
 622            parent_terminal.unwrap_or_else(|| cx.new(|cx| DebugTerminal::empty(window, cx)));
 623
 624        let variable_list =
 625            cx.new(|cx| VariableList::new(session.clone(), stack_frame_list.clone(), window, cx));
 626
 627        let module_list = cx.new(|cx| ModuleList::new(session.clone(), workspace.clone(), cx));
 628
 629        let loaded_source_list = cx.new(|cx| LoadedSourceList::new(session.clone(), cx));
 630
 631        let console = cx.new(|cx| {
 632            Console::new(
 633                session.clone(),
 634                stack_frame_list.clone(),
 635                variable_list.clone(),
 636                window,
 637                cx,
 638            )
 639        });
 640
 641        let breakpoint_list = BreakpointList::new(session.clone(), workspace.clone(), &project, cx);
 642
 643        let _subscriptions = vec![
 644            cx.observe(&module_list, |_, _, cx| cx.notify()),
 645            cx.subscribe_in(&session, window, |this, _, event, window, cx| {
 646                match event {
 647                    SessionEvent::Stopped(thread_id) => {
 648                        let panel = this
 649                            .workspace
 650                            .update(cx, |workspace, cx| {
 651                                workspace.open_panel::<crate::DebugPanel>(window, cx);
 652                                workspace.panel::<crate::DebugPanel>(cx)
 653                            })
 654                            .log_err()
 655                            .flatten();
 656
 657                        if let Some(thread_id) = thread_id {
 658                            this.select_thread(*thread_id, window, cx);
 659                        }
 660                        if let Some(panel) = panel {
 661                            let id = this.session_id;
 662                            window.defer(cx, move |window, cx| {
 663                                panel.update(cx, |this, cx| {
 664                                    this.activate_session_by_id(id, window, cx);
 665                                })
 666                            })
 667                        }
 668                    }
 669                    SessionEvent::Threads => {
 670                        let threads = this.session.update(cx, |this, cx| this.threads(cx));
 671                        this.select_current_thread(&threads, window, cx);
 672                    }
 673                    SessionEvent::CapabilitiesLoaded => {
 674                        let capabilities = this.capabilities(cx);
 675                        if !capabilities.supports_modules_request.unwrap_or(false) {
 676                            this.remove_pane_item(DebuggerPaneItem::Modules, window, cx);
 677                        }
 678                        if !capabilities
 679                            .supports_loaded_sources_request
 680                            .unwrap_or(false)
 681                        {
 682                            this.remove_pane_item(DebuggerPaneItem::LoadedSources, window, cx);
 683                        }
 684                    }
 685                    SessionEvent::RunInTerminal { request, sender } => this
 686                        .handle_run_in_terminal(request, sender.clone(), window, cx)
 687                        .detach_and_log_err(cx),
 688
 689                    _ => {}
 690                }
 691                cx.notify()
 692            }),
 693            cx.on_focus_out(&focus_handle, window, |this, _, window, cx| {
 694                this.serialize_layout(window, cx);
 695            }),
 696        ];
 697
 698        let mut pane_close_subscriptions = HashMap::default();
 699        let panes = if let Some(root) = serialized_pane_layout.and_then(|serialized_layout| {
 700            persistence::deserialize_pane_layout(
 701                serialized_layout.panes,
 702                dock_axis != serialized_layout.dock_axis,
 703                &workspace,
 704                &project,
 705                &stack_frame_list,
 706                &variable_list,
 707                &module_list,
 708                &console,
 709                &breakpoint_list,
 710                &loaded_source_list,
 711                &debug_terminal,
 712                &mut pane_close_subscriptions,
 713                window,
 714                cx,
 715            )
 716        }) {
 717            workspace::PaneGroup::with_root(root)
 718        } else {
 719            pane_close_subscriptions.clear();
 720
 721            let root = Self::default_pane_layout(
 722                project,
 723                &workspace,
 724                &stack_frame_list,
 725                &variable_list,
 726                &console,
 727                &breakpoint_list,
 728                &debug_terminal,
 729                dock_axis,
 730                &mut pane_close_subscriptions,
 731                window,
 732                cx,
 733            );
 734
 735            workspace::PaneGroup::with_root(root)
 736        };
 737        let active_pane = panes.first_pane();
 738
 739        Self {
 740            session,
 741            workspace,
 742            focus_handle,
 743            variable_list,
 744            _subscriptions,
 745            thread_id: None,
 746            _remote_id: None,
 747            stack_frame_list,
 748            session_id,
 749            panes,
 750            active_pane,
 751            module_list,
 752            console,
 753            breakpoint_list,
 754            loaded_sources_list: loaded_source_list,
 755            pane_close_subscriptions,
 756            debug_terminal,
 757            dock_axis,
 758            _schedule_serialize: None,
 759        }
 760    }
 761
 762    pub(crate) fn remove_pane_item(
 763        &mut self,
 764        item_kind: DebuggerPaneItem,
 765        window: &mut Window,
 766        cx: &mut Context<Self>,
 767    ) {
 768        if let Some((pane, item_id)) = self.panes.panes().iter().find_map(|pane| {
 769            Some(pane).zip(
 770                pane.read(cx)
 771                    .items()
 772                    .find(|item| {
 773                        item.act_as::<SubView>(cx)
 774                            .is_some_and(|view| view.read(cx).kind == item_kind)
 775                    })
 776                    .map(|item| item.item_id()),
 777            )
 778        }) {
 779            pane.update(cx, |pane, cx| {
 780                pane.remove_item(item_id, false, true, window, cx)
 781            })
 782        }
 783    }
 784
 785    pub(crate) fn has_pane_at_position(&self, position: Point<Pixels>) -> bool {
 786        self.panes.pane_at_pixel_position(position).is_some()
 787    }
 788
 789    pub(crate) fn resolve_scenario(
 790        &self,
 791        scenario: DebugScenario,
 792        task_context: TaskContext,
 793        buffer: Option<Entity<Buffer>>,
 794        worktree_id: Option<WorktreeId>,
 795        window: &Window,
 796        cx: &mut Context<Self>,
 797    ) -> Task<Result<DebugTaskDefinition>> {
 798        let Some(workspace) = self.workspace.upgrade() else {
 799            return Task::ready(Err(anyhow!("no workspace")));
 800        };
 801        let project = workspace.read(cx).project().clone();
 802        let dap_store = project.read(cx).dap_store().downgrade();
 803        let dap_registry = cx.global::<DapRegistry>().clone();
 804        let task_store = project.read(cx).task_store().downgrade();
 805        let weak_project = project.downgrade();
 806        let weak_workspace = workspace.downgrade();
 807        let is_local = project.read(cx).is_local();
 808        cx.spawn_in(window, async move |this, cx| {
 809            let DebugScenario {
 810                adapter,
 811                label,
 812                build,
 813                mut config,
 814                tcp_connection,
 815            } = scenario;
 816            Self::relativize_paths(None, &mut config, &task_context);
 817            Self::substitute_variables_in_config(&mut config, &task_context);
 818
 819            let request_type = dap_registry
 820                .adapter(&adapter)
 821                .ok_or_else(|| anyhow!("{}: is not a valid adapter name", &adapter))
 822                .and_then(|adapter| adapter.request_kind(&config));
 823
 824            let config_is_valid = request_type.is_ok();
 825
 826            let build_output = if let Some(build) = build {
 827                let (task, locator_name) = match build {
 828                    BuildTaskDefinition::Template {
 829                        task_template,
 830                        locator_name,
 831                    } => (task_template, locator_name),
 832                    BuildTaskDefinition::ByName(ref label) => {
 833                        let Some(task) = task_store.update(cx, |this, cx| {
 834                            this.task_inventory().and_then(|inventory| {
 835                                inventory.read(cx).task_template_by_label(
 836                                    buffer,
 837                                    worktree_id,
 838                                    &label,
 839                                    cx,
 840                                )
 841                            })
 842                        })?
 843                        else {
 844                            anyhow::bail!("Couldn't find task template for {:?}", build)
 845                        };
 846                        (task, None)
 847                    }
 848                };
 849                let Some(task) = task.resolve_task("debug-build-task", &task_context) else {
 850                    anyhow::bail!("Could not resolve task variables within a debug scenario");
 851                };
 852
 853                let locator_name = if let Some(locator_name) = locator_name {
 854                    debug_assert!(!config_is_valid);
 855                    Some(locator_name)
 856                } else if !config_is_valid {
 857                    dap_store
 858                        .update(cx, |this, cx| {
 859                            this.debug_scenario_for_build_task(
 860                                task.original_task().clone(),
 861                                adapter.clone().into(),
 862                                task.display_label().to_owned().into(),
 863                                cx,
 864                            )
 865                            .and_then(|scenario| {
 866                                match scenario.build {
 867                                    Some(BuildTaskDefinition::Template {
 868                                        locator_name, ..
 869                                    }) => locator_name,
 870                                    _ => None,
 871                                }
 872                            })
 873                        })
 874                        .ok()
 875                        .flatten()
 876                } else {
 877                    None
 878                };
 879
 880                let builder = ShellBuilder::new(is_local, &task.resolved.shell);
 881                let command_label = builder.command_label(&task.resolved.command_label);
 882                let (command, args) =
 883                    builder.build(task.resolved.command.clone(), &task.resolved.args);
 884
 885                let task_with_shell = SpawnInTerminal {
 886                    command_label,
 887                    command,
 888                    args,
 889                    ..task.resolved.clone()
 890                };
 891                let terminal = project
 892                    .update_in(cx, |project, window, cx| {
 893                        project.create_terminal(
 894                            TerminalKind::Task(task_with_shell.clone()),
 895                            window.window_handle(),
 896                            cx,
 897                        )
 898                    })?
 899                    .await?;
 900
 901                let terminal_view = cx.new_window_entity(|window, cx| {
 902                    TerminalView::new(
 903                        terminal.clone(),
 904                        weak_workspace,
 905                        None,
 906                        weak_project,
 907                        window,
 908                        cx,
 909                    )
 910                })?;
 911
 912                this.update_in(cx, |this, window, cx| {
 913                    this.ensure_pane_item(DebuggerPaneItem::Terminal, window, cx);
 914                    this.debug_terminal.update(cx, |debug_terminal, cx| {
 915                        debug_terminal.terminal = Some(terminal_view);
 916                        cx.notify();
 917                    });
 918                })?;
 919
 920                let exit_status = terminal
 921                    .read_with(cx, |terminal, cx| terminal.wait_for_completed_task(cx))?
 922                    .await
 923                    .context("Failed to wait for completed task")?;
 924
 925                if !exit_status.success() {
 926                    anyhow::bail!("Build failed");
 927                }
 928                Some((task.resolved.clone(), locator_name))
 929            } else {
 930                None
 931            };
 932
 933            if config_is_valid {
 934                // Ok(DebugTaskDefinition {
 935                //     label,
 936                //     adapter: DebugAdapterName(adapter),
 937                //     config,
 938                //     tcp_connection,
 939                // })
 940            } else if let Some((task, locator_name)) = build_output {
 941                let locator_name =
 942                    locator_name.context("Could not find a valid locator for a build task")?;
 943                let request = dap_store
 944                    .update(cx, |this, cx| {
 945                        this.run_debug_locator(&locator_name, task, cx)
 946                    })?
 947                    .await?;
 948
 949                let zed_config = ZedDebugConfig {
 950                    label: label.clone(),
 951                    adapter: adapter.clone(),
 952                    request,
 953                    stop_on_entry: None,
 954                };
 955
 956                let scenario = dap_registry
 957                    .adapter(&adapter)
 958                    .ok_or_else(|| anyhow!("{}: is not a valid adapter name", &adapter))
 959                    .map(|adapter| adapter.config_from_zed_format(zed_config))??;
 960                config = scenario.config;
 961                Self::substitute_variables_in_config(&mut config, &task_context);
 962            } else {
 963                let Err(e) = request_type else {
 964                    unreachable!();
 965                };
 966                anyhow::bail!("Zed cannot determine how to run this debug scenario. `build` field was not provided and Debug Adapter won't accept provided configuration because: {e}");
 967            };
 968
 969            Ok(DebugTaskDefinition {
 970                label,
 971                adapter: DebugAdapterName(adapter),
 972                config,
 973                tcp_connection,
 974            })
 975        })
 976    }
 977
 978    fn handle_run_in_terminal(
 979        &self,
 980        request: &RunInTerminalRequestArguments,
 981        mut sender: mpsc::Sender<Result<u32>>,
 982        window: &mut Window,
 983        cx: &mut Context<Self>,
 984    ) -> Task<Result<()>> {
 985        let running = cx.entity();
 986        let Ok(project) = self
 987            .workspace
 988            .read_with(cx, |workspace, _| workspace.project().clone())
 989        else {
 990            return Task::ready(Err(anyhow!("no workspace")));
 991        };
 992        let session = self.session.read(cx);
 993
 994        let cwd = Some(&request.cwd)
 995            .filter(|cwd| cwd.len() > 0)
 996            .map(PathBuf::from)
 997            .or_else(|| session.binary().cwd.clone());
 998
 999        let mut args = request.args.clone();
1000
1001        // Handle special case for NodeJS debug adapter
1002        // If only the Node binary path is provided, we set the command to None
1003        // This prevents the NodeJS REPL from appearing, which is not the desired behavior
1004        // The expected usage is for users to provide their own Node command, e.g., `node test.js`
1005        // This allows the NodeJS debug client to attach correctly
1006        let command = if args.len() > 1 {
1007            Some(args.remove(0))
1008        } else {
1009            None
1010        };
1011
1012        let mut envs: HashMap<String, String> = Default::default();
1013        if let Some(Value::Object(env)) = &request.env {
1014            for (key, value) in env {
1015                let value_str = match (key.as_str(), value) {
1016                    (_, Value::String(value)) => value,
1017                    _ => continue,
1018                };
1019
1020                envs.insert(key.clone(), value_str.clone());
1021            }
1022        }
1023
1024        let shell = project.read(cx).terminal_settings(&cwd, cx).shell.clone();
1025        let kind = if let Some(command) = command {
1026            let title = request.title.clone().unwrap_or(command.clone());
1027            TerminalKind::Task(task::SpawnInTerminal {
1028                id: task::TaskId("debug".to_string()),
1029                full_label: title.clone(),
1030                label: title.clone(),
1031                command: command.clone(),
1032                args,
1033                command_label: title.clone(),
1034                cwd,
1035                env: envs,
1036                use_new_terminal: true,
1037                allow_concurrent_runs: true,
1038                reveal: task::RevealStrategy::NoFocus,
1039                reveal_target: task::RevealTarget::Dock,
1040                hide: task::HideStrategy::Never,
1041                shell,
1042                show_summary: false,
1043                show_command: false,
1044                show_rerun: false,
1045            })
1046        } else {
1047            TerminalKind::Shell(cwd.map(|c| c.to_path_buf()))
1048        };
1049
1050        let workspace = self.workspace.clone();
1051        let weak_project = project.downgrade();
1052
1053        let terminal_task = project.update(cx, |project, cx| {
1054            project.create_terminal(kind, window.window_handle(), cx)
1055        });
1056        let terminal_task = cx.spawn_in(window, async move |_, cx| {
1057            let terminal = terminal_task.await?;
1058
1059            let terminal_view = cx.new_window_entity(|window, cx| {
1060                TerminalView::new(terminal.clone(), workspace, None, weak_project, window, cx)
1061            })?;
1062
1063            running.update_in(cx, |running, window, cx| {
1064                running.ensure_pane_item(DebuggerPaneItem::Terminal, window, cx);
1065                running.debug_terminal.update(cx, |debug_terminal, cx| {
1066                    debug_terminal.terminal = Some(terminal_view);
1067                    cx.notify();
1068                });
1069            })?;
1070
1071            terminal.read_with(cx, |terminal, _| {
1072                terminal
1073                    .pty_info
1074                    .pid()
1075                    .map(|pid| pid.as_u32())
1076                    .context("Terminal was spawned but PID was not available")
1077            })?
1078        });
1079
1080        cx.background_spawn(async move { anyhow::Ok(sender.send(terminal_task.await).await?) })
1081    }
1082
1083    fn create_sub_view(
1084        &self,
1085        item_kind: DebuggerPaneItem,
1086        _pane: &Entity<Pane>,
1087        cx: &mut Context<Self>,
1088    ) -> Box<dyn ItemHandle> {
1089        match item_kind {
1090            DebuggerPaneItem::Console => {
1091                let weak_console = self.console.clone().downgrade();
1092
1093                Box::new(SubView::new(
1094                    self.console.focus_handle(cx),
1095                    self.console.clone().into(),
1096                    item_kind,
1097                    Some(Box::new(move |cx| {
1098                        weak_console
1099                            .read_with(cx, |console, cx| console.show_indicator(cx))
1100                            .unwrap_or_default()
1101                    })),
1102                    cx,
1103                ))
1104            }
1105            DebuggerPaneItem::Variables => Box::new(SubView::new(
1106                self.variable_list.focus_handle(cx),
1107                self.variable_list.clone().into(),
1108                item_kind,
1109                None,
1110                cx,
1111            )),
1112            DebuggerPaneItem::BreakpointList => Box::new(SubView::new(
1113                self.breakpoint_list.focus_handle(cx),
1114                self.breakpoint_list.clone().into(),
1115                item_kind,
1116                None,
1117                cx,
1118            )),
1119            DebuggerPaneItem::Frames => Box::new(SubView::new(
1120                self.stack_frame_list.focus_handle(cx),
1121                self.stack_frame_list.clone().into(),
1122                item_kind,
1123                None,
1124                cx,
1125            )),
1126            DebuggerPaneItem::Modules => Box::new(SubView::new(
1127                self.module_list.focus_handle(cx),
1128                self.module_list.clone().into(),
1129                item_kind,
1130                None,
1131                cx,
1132            )),
1133            DebuggerPaneItem::LoadedSources => Box::new(SubView::new(
1134                self.loaded_sources_list.focus_handle(cx),
1135                self.loaded_sources_list.clone().into(),
1136                item_kind,
1137                None,
1138                cx,
1139            )),
1140            DebuggerPaneItem::Terminal => Box::new(SubView::new(
1141                self.debug_terminal.focus_handle(cx),
1142                self.debug_terminal.clone().into(),
1143                item_kind,
1144                None,
1145                cx,
1146            )),
1147        }
1148    }
1149
1150    pub(crate) fn ensure_pane_item(
1151        &mut self,
1152        item_kind: DebuggerPaneItem,
1153        window: &mut Window,
1154        cx: &mut Context<Self>,
1155    ) {
1156        if self.pane_items_status(cx).get(&item_kind) == Some(&true) {
1157            return;
1158        };
1159        let pane = self.panes.last_pane();
1160        let sub_view = self.create_sub_view(item_kind, &pane, cx);
1161
1162        pane.update(cx, |pane, cx| {
1163            pane.add_item_inner(sub_view, false, false, false, None, window, cx);
1164        })
1165    }
1166
1167    pub(crate) fn add_pane_item(
1168        &mut self,
1169        item_kind: DebuggerPaneItem,
1170        position: Point<Pixels>,
1171        window: &mut Window,
1172        cx: &mut Context<Self>,
1173    ) {
1174        debug_assert!(
1175            item_kind.is_supported(self.session.read(cx).capabilities()),
1176            "We should only allow adding supported item kinds"
1177        );
1178
1179        if let Some(pane) = self.panes.pane_at_pixel_position(position) {
1180            let sub_view = self.create_sub_view(item_kind, pane, cx);
1181
1182            pane.update(cx, |pane, cx| {
1183                pane.add_item(sub_view, false, false, None, window, cx);
1184            })
1185        }
1186    }
1187
1188    pub(crate) fn pane_items_status(&self, cx: &App) -> IndexMap<DebuggerPaneItem, bool> {
1189        let caps = self.session.read(cx).capabilities();
1190        let mut pane_item_status = IndexMap::from_iter(
1191            DebuggerPaneItem::all()
1192                .iter()
1193                .filter(|kind| kind.is_supported(&caps))
1194                .map(|kind| (*kind, false)),
1195        );
1196        self.panes.panes().iter().for_each(|pane| {
1197            pane.read(cx)
1198                .items()
1199                .filter_map(|item| item.act_as::<SubView>(cx))
1200                .for_each(|view| {
1201                    pane_item_status.insert(view.read(cx).kind, true);
1202                });
1203        });
1204
1205        pane_item_status
1206    }
1207
1208    pub(crate) fn serialize_layout(&mut self, window: &mut Window, cx: &mut Context<Self>) {
1209        if self._schedule_serialize.is_none() {
1210            self._schedule_serialize = Some(cx.spawn_in(window, async move |this, cx| {
1211                cx.background_executor()
1212                    .timer(Duration::from_millis(100))
1213                    .await;
1214
1215                let Some((adapter_name, pane_layout)) = this
1216                    .read_with(cx, |this, cx| {
1217                        let adapter_name = this.session.read(cx).adapter();
1218                        (
1219                            adapter_name,
1220                            persistence::build_serialized_layout(
1221                                &this.panes.root,
1222                                this.dock_axis,
1223                                cx,
1224                            ),
1225                        )
1226                    })
1227                    .ok()
1228                else {
1229                    return;
1230                };
1231
1232                persistence::serialize_pane_layout(adapter_name, pane_layout)
1233                    .await
1234                    .log_err();
1235
1236                this.update(cx, |this, _| {
1237                    this._schedule_serialize.take();
1238                })
1239                .ok();
1240            }));
1241        }
1242    }
1243
1244    pub(crate) fn handle_pane_event(
1245        this: &mut RunningState,
1246        source_pane: &Entity<Pane>,
1247        event: &Event,
1248        window: &mut Window,
1249        cx: &mut Context<RunningState>,
1250    ) {
1251        this.serialize_layout(window, cx);
1252        match event {
1253            Event::Remove { .. } => {
1254                let _did_find_pane = this.panes.remove(&source_pane).is_ok();
1255                debug_assert!(_did_find_pane);
1256                cx.notify();
1257            }
1258            Event::Focus => {
1259                this.active_pane = source_pane.clone();
1260            }
1261            _ => {}
1262        }
1263    }
1264
1265    pub(crate) fn activate_pane_in_direction(
1266        &mut self,
1267        direction: SplitDirection,
1268        window: &mut Window,
1269        cx: &mut Context<Self>,
1270    ) {
1271        let active_pane = self.active_pane.clone();
1272        if let Some(pane) = self
1273            .panes
1274            .find_pane_in_direction(&active_pane, direction, cx)
1275        {
1276            pane.update(cx, |pane, cx| {
1277                pane.focus_active_item(window, cx);
1278            })
1279        } else {
1280            self.workspace
1281                .update(cx, |workspace, cx| {
1282                    workspace.activate_pane_in_direction(direction, window, cx)
1283                })
1284                .ok();
1285        }
1286    }
1287
1288    pub(crate) fn go_to_selected_stack_frame(&self, window: &mut Window, cx: &mut Context<Self>) {
1289        if self.thread_id.is_some() {
1290            self.stack_frame_list
1291                .update(cx, |list, cx| {
1292                    let Some(stack_frame_id) = list.opened_stack_frame_id() else {
1293                        return Task::ready(Ok(()));
1294                    };
1295                    list.go_to_stack_frame(stack_frame_id, window, cx)
1296                })
1297                .detach();
1298        }
1299    }
1300
1301    pub(crate) fn has_open_context_menu(&self, cx: &App) -> bool {
1302        self.variable_list.read(cx).has_open_context_menu()
1303    }
1304
1305    pub fn session(&self) -> &Entity<Session> {
1306        &self.session
1307    }
1308
1309    pub fn session_id(&self) -> SessionId {
1310        self.session_id
1311    }
1312
1313    pub(crate) fn selected_stack_frame_id(&self, cx: &App) -> Option<dap::StackFrameId> {
1314        self.stack_frame_list.read(cx).opened_stack_frame_id()
1315    }
1316
1317    pub(crate) fn stack_frame_list(&self) -> &Entity<StackFrameList> {
1318        &self.stack_frame_list
1319    }
1320
1321    #[cfg(test)]
1322    pub fn console(&self) -> &Entity<Console> {
1323        &self.console
1324    }
1325
1326    #[cfg(test)]
1327    pub(crate) fn module_list(&self) -> &Entity<ModuleList> {
1328        &self.module_list
1329    }
1330
1331    pub(crate) fn activate_item(&self, item: DebuggerPaneItem, window: &mut Window, cx: &mut App) {
1332        let (variable_list_position, pane) = self
1333            .panes
1334            .panes()
1335            .into_iter()
1336            .find_map(|pane| {
1337                pane.read(cx)
1338                    .items_of_type::<SubView>()
1339                    .position(|view| view.read(cx).view_kind() == item)
1340                    .map(|view| (view, pane))
1341            })
1342            .unwrap();
1343        pane.update(cx, |this, cx| {
1344            this.activate_item(variable_list_position, true, true, window, cx);
1345        })
1346    }
1347
1348    #[cfg(test)]
1349    pub(crate) fn variable_list(&self) -> &Entity<VariableList> {
1350        &self.variable_list
1351    }
1352
1353    #[cfg(test)]
1354    pub(crate) fn serialized_layout(&self, cx: &App) -> SerializedLayout {
1355        persistence::build_serialized_layout(&self.panes.root, self.dock_axis, cx)
1356    }
1357
1358    pub fn capabilities(&self, cx: &App) -> Capabilities {
1359        self.session().read(cx).capabilities().clone()
1360    }
1361
1362    pub fn select_current_thread(
1363        &mut self,
1364        threads: &Vec<(Thread, ThreadStatus)>,
1365        window: &mut Window,
1366        cx: &mut Context<Self>,
1367    ) {
1368        let selected_thread = self
1369            .thread_id
1370            .and_then(|thread_id| threads.iter().find(|(thread, _)| thread.id == thread_id.0))
1371            .or_else(|| threads.first());
1372
1373        let Some((selected_thread, _)) = selected_thread else {
1374            return;
1375        };
1376
1377        if Some(ThreadId(selected_thread.id)) != self.thread_id {
1378            self.select_thread(ThreadId(selected_thread.id), window, cx);
1379        }
1380    }
1381
1382    pub(crate) fn selected_thread_id(&self) -> Option<ThreadId> {
1383        self.thread_id
1384    }
1385
1386    pub fn thread_status(&self, cx: &App) -> Option<ThreadStatus> {
1387        self.thread_id
1388            .map(|id| self.session().read(cx).thread_status(id))
1389    }
1390
1391    pub(crate) fn select_thread(
1392        &mut self,
1393        thread_id: ThreadId,
1394        window: &mut Window,
1395        cx: &mut Context<Self>,
1396    ) {
1397        if self.thread_id.is_some_and(|id| id == thread_id) {
1398            return;
1399        }
1400
1401        self.thread_id = Some(thread_id);
1402
1403        self.stack_frame_list
1404            .update(cx, |list, cx| list.schedule_refresh(true, window, cx));
1405    }
1406
1407    pub fn continue_thread(&mut self, cx: &mut Context<Self>) {
1408        let Some(thread_id) = self.thread_id else {
1409            return;
1410        };
1411
1412        self.session().update(cx, |state, cx| {
1413            state.continue_thread(thread_id, cx);
1414        });
1415    }
1416
1417    pub fn step_over(&mut self, cx: &mut Context<Self>) {
1418        let Some(thread_id) = self.thread_id else {
1419            return;
1420        };
1421
1422        let granularity = DebuggerSettings::get_global(cx).stepping_granularity;
1423
1424        self.session().update(cx, |state, cx| {
1425            state.step_over(thread_id, granularity, cx);
1426        });
1427    }
1428
1429    pub(crate) fn step_in(&mut self, cx: &mut Context<Self>) {
1430        let Some(thread_id) = self.thread_id else {
1431            return;
1432        };
1433
1434        let granularity = DebuggerSettings::get_global(cx).stepping_granularity;
1435
1436        self.session().update(cx, |state, cx| {
1437            state.step_in(thread_id, granularity, cx);
1438        });
1439    }
1440
1441    pub(crate) fn step_out(&mut self, cx: &mut Context<Self>) {
1442        let Some(thread_id) = self.thread_id else {
1443            return;
1444        };
1445
1446        let granularity = DebuggerSettings::get_global(cx).stepping_granularity;
1447
1448        self.session().update(cx, |state, cx| {
1449            state.step_out(thread_id, granularity, cx);
1450        });
1451    }
1452
1453    pub(crate) fn step_back(&mut self, cx: &mut Context<Self>) {
1454        let Some(thread_id) = self.thread_id else {
1455            return;
1456        };
1457
1458        let granularity = DebuggerSettings::get_global(cx).stepping_granularity;
1459
1460        self.session().update(cx, |state, cx| {
1461            state.step_back(thread_id, granularity, cx);
1462        });
1463    }
1464
1465    pub fn restart_session(&self, cx: &mut Context<Self>) {
1466        self.session().update(cx, |state, cx| {
1467            state.restart(None, cx);
1468        });
1469    }
1470
1471    pub fn pause_thread(&self, cx: &mut Context<Self>) {
1472        let Some(thread_id) = self.thread_id else {
1473            return;
1474        };
1475
1476        self.session().update(cx, |state, cx| {
1477            state.pause_thread(thread_id, cx);
1478        });
1479    }
1480
1481    pub(crate) fn shutdown(&mut self, cx: &mut Context<Self>) {
1482        self.workspace
1483            .update(cx, |workspace, cx| {
1484                workspace
1485                    .project()
1486                    .read(cx)
1487                    .breakpoint_store()
1488                    .update(cx, |store, cx| {
1489                        store.remove_active_position(Some(self.session_id), cx)
1490                    })
1491            })
1492            .log_err();
1493
1494        self.session.update(cx, |session, cx| {
1495            session.shutdown(cx).detach();
1496        })
1497    }
1498
1499    pub fn stop_thread(&self, cx: &mut Context<Self>) {
1500        let Some(thread_id) = self.thread_id else {
1501            return;
1502        };
1503
1504        self.workspace
1505            .update(cx, |workspace, cx| {
1506                workspace
1507                    .project()
1508                    .read(cx)
1509                    .breakpoint_store()
1510                    .update(cx, |store, cx| {
1511                        store.remove_active_position(Some(self.session_id), cx)
1512                    })
1513            })
1514            .log_err();
1515
1516        self.session().update(cx, |state, cx| {
1517            state.terminate_threads(Some(vec![thread_id; 1]), cx);
1518        });
1519    }
1520
1521    pub fn detach_client(&self, cx: &mut Context<Self>) {
1522        self.session().update(cx, |state, cx| {
1523            state.disconnect_client(cx);
1524        });
1525    }
1526
1527    pub fn toggle_ignore_breakpoints(&mut self, cx: &mut Context<Self>) {
1528        self.session.update(cx, |session, cx| {
1529            session.toggle_ignore_breakpoints(cx).detach();
1530        });
1531    }
1532
1533    fn default_pane_layout(
1534        project: Entity<Project>,
1535        workspace: &WeakEntity<Workspace>,
1536        stack_frame_list: &Entity<StackFrameList>,
1537        variable_list: &Entity<VariableList>,
1538        console: &Entity<Console>,
1539        breakpoints: &Entity<BreakpointList>,
1540        debug_terminal: &Entity<DebugTerminal>,
1541        dock_axis: Axis,
1542        subscriptions: &mut HashMap<EntityId, Subscription>,
1543        window: &mut Window,
1544        cx: &mut Context<'_, RunningState>,
1545    ) -> Member {
1546        let leftmost_pane = new_debugger_pane(workspace.clone(), project.clone(), window, cx);
1547        leftmost_pane.update(cx, |this, cx| {
1548            this.add_item(
1549                Box::new(SubView::new(
1550                    this.focus_handle(cx),
1551                    stack_frame_list.clone().into(),
1552                    DebuggerPaneItem::Frames,
1553                    None,
1554                    cx,
1555                )),
1556                true,
1557                false,
1558                None,
1559                window,
1560                cx,
1561            );
1562            this.add_item(
1563                Box::new(SubView::new(
1564                    breakpoints.focus_handle(cx),
1565                    breakpoints.clone().into(),
1566                    DebuggerPaneItem::BreakpointList,
1567                    None,
1568                    cx,
1569                )),
1570                true,
1571                false,
1572                None,
1573                window,
1574                cx,
1575            );
1576            this.activate_item(0, false, false, window, cx);
1577        });
1578        let center_pane = new_debugger_pane(workspace.clone(), project.clone(), window, cx);
1579
1580        center_pane.update(cx, |this, cx| {
1581            let weak_console = console.downgrade();
1582            this.add_item(
1583                Box::new(SubView::new(
1584                    console.focus_handle(cx),
1585                    console.clone().into(),
1586                    DebuggerPaneItem::Console,
1587                    Some(Box::new(move |cx| {
1588                        weak_console
1589                            .read_with(cx, |console, cx| console.show_indicator(cx))
1590                            .unwrap_or_default()
1591                    })),
1592                    cx,
1593                )),
1594                true,
1595                false,
1596                None,
1597                window,
1598                cx,
1599            );
1600
1601            this.add_item(
1602                Box::new(SubView::new(
1603                    variable_list.focus_handle(cx),
1604                    variable_list.clone().into(),
1605                    DebuggerPaneItem::Variables,
1606                    None,
1607                    cx,
1608                )),
1609                true,
1610                false,
1611                None,
1612                window,
1613                cx,
1614            );
1615            this.activate_item(0, false, false, window, cx);
1616        });
1617
1618        let rightmost_pane = new_debugger_pane(workspace.clone(), project.clone(), window, cx);
1619        rightmost_pane.update(cx, |this, cx| {
1620            this.add_item(
1621                Box::new(SubView::new(
1622                    debug_terminal.focus_handle(cx),
1623                    debug_terminal.clone().into(),
1624                    DebuggerPaneItem::Terminal,
1625                    None,
1626                    cx,
1627                )),
1628                false,
1629                false,
1630                None,
1631                window,
1632                cx,
1633            );
1634        });
1635
1636        subscriptions.extend(
1637            [&leftmost_pane, &center_pane, &rightmost_pane]
1638                .into_iter()
1639                .map(|entity| {
1640                    (
1641                        entity.entity_id(),
1642                        cx.subscribe_in(entity, window, Self::handle_pane_event),
1643                    )
1644                }),
1645        );
1646
1647        let group_root = workspace::PaneAxis::new(
1648            dock_axis.invert(),
1649            [leftmost_pane, center_pane, rightmost_pane]
1650                .into_iter()
1651                .map(workspace::Member::Pane)
1652                .collect(),
1653        );
1654
1655        Member::Axis(group_root)
1656    }
1657
1658    pub(crate) fn invert_axies(&mut self) {
1659        self.dock_axis = self.dock_axis.invert();
1660        self.panes.invert_axies();
1661    }
1662}
1663
1664impl EventEmitter<DebugPanelItemEvent> for RunningState {}
1665
1666impl Focusable for RunningState {
1667    fn focus_handle(&self, _: &App) -> FocusHandle {
1668        self.focus_handle.clone()
1669    }
1670}