720 lines
26 KiB
Rust
720 lines
26 KiB
Rust
use std::{ops::ControlFlow, path::PathBuf, sync::Arc};
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use crate::TerminalView;
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use collections::{HashMap, HashSet};
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use db::kvp::KEY_VALUE_STORE;
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use futures::future::join_all;
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use gpui::{
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actions, AppContext, AsyncWindowContext, Entity, EventEmitter, ExternalPaths, FocusHandle,
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FocusableView, IntoElement, ParentElement, Pixels, Render, Styled, Subscription, Task, View,
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ViewContext, VisualContext, WeakView, WindowContext,
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};
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use itertools::Itertools;
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use project::{Fs, ProjectEntryId};
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use runnable::RunnableId;
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use search::{buffer_search::DivRegistrar, BufferSearchBar};
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use serde::{Deserialize, Serialize};
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use settings::Settings;
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use terminal::{
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terminal_settings::{Shell, TerminalDockPosition, TerminalSettings},
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SpawnRunnable,
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};
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use ui::{h_flex, ButtonCommon, Clickable, IconButton, IconSize, Selectable, Tooltip};
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use util::{ResultExt, TryFutureExt};
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use workspace::{
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dock::{DockPosition, Panel, PanelEvent},
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item::Item,
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pane,
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ui::IconName,
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DraggedTab, Pane, Workspace,
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};
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use anyhow::Result;
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const TERMINAL_PANEL_KEY: &'static str = "TerminalPanel";
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actions!(terminal_panel, [ToggleFocus]);
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pub fn init(cx: &mut AppContext) {
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cx.observe_new_views(
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|workspace: &mut Workspace, _: &mut ViewContext<Workspace>| {
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workspace.register_action(TerminalPanel::new_terminal);
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workspace.register_action(TerminalPanel::open_terminal);
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workspace.register_action(|workspace, _: &ToggleFocus, cx| {
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workspace.toggle_panel_focus::<TerminalPanel>(cx);
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});
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},
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)
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.detach();
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}
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pub struct TerminalPanel {
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pane: View<Pane>,
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fs: Arc<dyn Fs>,
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workspace: WeakView<Workspace>,
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width: Option<Pixels>,
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height: Option<Pixels>,
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pending_serialization: Task<Option<()>>,
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pending_terminals_to_add: usize,
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_subscriptions: Vec<Subscription>,
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deferred_runnables: HashMap<RunnableId, Task<()>>,
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}
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impl TerminalPanel {
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fn new(workspace: &Workspace, cx: &mut ViewContext<Self>) -> Self {
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let terminal_panel = cx.view().downgrade();
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let pane = cx.new_view(|cx| {
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let mut pane = Pane::new(
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workspace.weak_handle(),
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workspace.project().clone(),
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Default::default(),
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None,
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cx,
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);
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pane.set_can_split(false, cx);
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pane.set_can_navigate(false, cx);
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pane.display_nav_history_buttons(false);
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pane.set_render_tab_bar_buttons(cx, move |pane, cx| {
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let terminal_panel = terminal_panel.clone();
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h_flex()
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.gap_2()
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.child(
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IconButton::new("plus", IconName::Plus)
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.icon_size(IconSize::Small)
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.on_click(move |_, cx| {
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terminal_panel
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.update(cx, |panel, cx| panel.add_terminal(None, None, cx))
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.log_err();
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})
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.tooltip(|cx| Tooltip::text("New Terminal", cx)),
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)
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.child({
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let zoomed = pane.is_zoomed();
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IconButton::new("toggle_zoom", IconName::Maximize)
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.icon_size(IconSize::Small)
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.selected(zoomed)
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.selected_icon(IconName::Minimize)
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.on_click(cx.listener(|pane, _, cx| {
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pane.toggle_zoom(&workspace::ToggleZoom, cx);
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}))
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.tooltip(move |cx| {
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Tooltip::text(if zoomed { "Zoom Out" } else { "Zoom In" }, cx)
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})
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})
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.into_any_element()
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});
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let workspace = workspace.weak_handle();
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pane.set_custom_drop_handle(cx, move |pane, dropped_item, cx| {
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if let Some(tab) = dropped_item.downcast_ref::<DraggedTab>() {
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let item = if &tab.pane == cx.view() {
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pane.item_for_index(tab.ix)
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} else {
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tab.pane.read(cx).item_for_index(tab.ix)
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};
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if let Some(item) = item {
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if item.downcast::<TerminalView>().is_some() {
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return ControlFlow::Continue(());
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} else if let Some(project_path) = item.project_path(cx) {
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if let Some(entry_path) = workspace
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.update(cx, |workspace, cx| {
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workspace
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.project()
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.read(cx)
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.absolute_path(&project_path, cx)
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})
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.log_err()
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.flatten()
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{
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add_paths_to_terminal(pane, &[entry_path], cx);
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}
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}
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}
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} else if let Some(&entry_id) = dropped_item.downcast_ref::<ProjectEntryId>() {
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if let Some(entry_path) = workspace
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.update(cx, |workspace, cx| {
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let project = workspace.project().read(cx);
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project
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.path_for_entry(entry_id, cx)
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.and_then(|project_path| project.absolute_path(&project_path, cx))
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})
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.log_err()
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.flatten()
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{
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add_paths_to_terminal(pane, &[entry_path], cx);
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}
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} else if let Some(paths) = dropped_item.downcast_ref::<ExternalPaths>() {
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add_paths_to_terminal(pane, paths.paths(), cx);
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}
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ControlFlow::Break(())
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});
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let buffer_search_bar = cx.new_view(search::BufferSearchBar::new);
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pane.toolbar()
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.update(cx, |toolbar, cx| toolbar.add_item(buffer_search_bar, cx));
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pane
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});
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let subscriptions = vec![
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cx.observe(&pane, |_, _, cx| cx.notify()),
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cx.subscribe(&pane, Self::handle_pane_event),
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];
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let this = Self {
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pane,
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fs: workspace.app_state().fs.clone(),
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workspace: workspace.weak_handle(),
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pending_serialization: Task::ready(None),
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width: None,
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height: None,
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pending_terminals_to_add: 0,
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deferred_runnables: HashMap::default(),
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_subscriptions: subscriptions,
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};
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this
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}
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pub async fn load(
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workspace: WeakView<Workspace>,
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mut cx: AsyncWindowContext,
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) -> Result<View<Self>> {
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let serialized_panel = cx
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.background_executor()
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.spawn(async move { KEY_VALUE_STORE.read_kvp(TERMINAL_PANEL_KEY) })
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.await
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.log_err()
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.flatten()
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.map(|panel| serde_json::from_str::<SerializedTerminalPanel>(&panel))
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.transpose()
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.log_err()
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.flatten();
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let (panel, pane, items) = workspace.update(&mut cx, |workspace, cx| {
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let panel = cx.new_view(|cx| TerminalPanel::new(workspace, cx));
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let items = if let Some(serialized_panel) = serialized_panel.as_ref() {
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panel.update(cx, |panel, cx| {
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cx.notify();
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panel.height = serialized_panel.height;
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panel.width = serialized_panel.width;
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panel.pane.update(cx, |_, cx| {
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serialized_panel
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.items
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.iter()
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.map(|item_id| {
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TerminalView::deserialize(
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workspace.project().clone(),
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workspace.weak_handle(),
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workspace.database_id(),
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*item_id,
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cx,
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)
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})
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.collect::<Vec<_>>()
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})
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})
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} else {
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Vec::new()
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};
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let pane = panel.read(cx).pane.clone();
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(panel, pane, items)
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})?;
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if let Some(workspace) = workspace.upgrade() {
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panel
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.update(&mut cx, |panel, cx| {
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panel._subscriptions.push(cx.subscribe(
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&workspace,
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|terminal_panel, _, e, cx| {
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if let workspace::Event::SpawnRunnable(spawn_in_terminal) = e {
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terminal_panel.spawn_runnable(spawn_in_terminal, cx);
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};
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},
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))
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})
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.ok();
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}
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let pane = pane.downgrade();
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let items = futures::future::join_all(items).await;
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pane.update(&mut cx, |pane, cx| {
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let active_item_id = serialized_panel
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.as_ref()
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.and_then(|panel| panel.active_item_id);
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let mut active_ix = None;
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for item in items {
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if let Some(item) = item.log_err() {
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let item_id = item.entity_id().as_u64();
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pane.add_item(Box::new(item), false, false, None, cx);
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if Some(item_id) == active_item_id {
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active_ix = Some(pane.items_len() - 1);
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}
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}
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}
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if let Some(active_ix) = active_ix {
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pane.activate_item(active_ix, false, false, cx)
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}
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})?;
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Ok(panel)
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}
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fn handle_pane_event(
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&mut self,
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_pane: View<Pane>,
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event: &pane::Event,
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cx: &mut ViewContext<Self>,
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) {
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match event {
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pane::Event::ActivateItem { .. } => self.serialize(cx),
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pane::Event::RemoveItem { .. } => self.serialize(cx),
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pane::Event::Remove => cx.emit(PanelEvent::Close),
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pane::Event::ZoomIn => cx.emit(PanelEvent::ZoomIn),
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pane::Event::ZoomOut => cx.emit(PanelEvent::ZoomOut),
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pane::Event::AddItem { item } => {
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if let Some(workspace) = self.workspace.upgrade() {
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let pane = self.pane.clone();
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workspace.update(cx, |workspace, cx| item.added_to_pane(workspace, pane, cx))
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}
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}
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_ => {}
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}
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}
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pub fn open_terminal(
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workspace: &mut Workspace,
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action: &workspace::OpenTerminal,
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cx: &mut ViewContext<Workspace>,
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) {
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let Some(this) = workspace.focus_panel::<Self>(cx) else {
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return;
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};
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this.update(cx, |this, cx| {
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this.add_terminal(Some(action.working_directory.clone()), None, cx)
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})
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}
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pub fn spawn_runnable(
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&mut self,
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spawn_in_terminal: &runnable::SpawnInTerminal,
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cx: &mut ViewContext<Self>,
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) {
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let mut spawn_runnable = SpawnRunnable {
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id: spawn_in_terminal.id.clone(),
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label: spawn_in_terminal.label.clone(),
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command: spawn_in_terminal.command.clone(),
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args: spawn_in_terminal.args.clone(),
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env: spawn_in_terminal.env.clone(),
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};
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if spawn_in_terminal.separate_shell {
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let Some((shell, mut user_args)) = (match TerminalSettings::get_global(cx).shell.clone()
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{
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Shell::System => std::env::var("SHELL").ok().map(|shell| (shell, vec![])),
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Shell::Program(shell) => Some((shell, vec![])),
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Shell::WithArguments { program, args } => Some((program, args)),
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}) else {
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return;
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};
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let command = std::mem::take(&mut spawn_runnable.command);
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let args = std::mem::take(&mut spawn_runnable.args);
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spawn_runnable.command = shell;
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user_args.extend(["-c".to_owned(), command]);
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user_args.extend(args);
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spawn_runnable.args = user_args;
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}
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let working_directory = spawn_in_terminal.cwd.clone();
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let allow_concurrent_runs = spawn_in_terminal.allow_concurrent_runs;
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let use_new_terminal = spawn_in_terminal.use_new_terminal;
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if allow_concurrent_runs && use_new_terminal {
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self.spawn_in_new_terminal(spawn_runnable, working_directory, cx);
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return;
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}
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let terminals_for_runnable = self.terminals_for_runnable(&spawn_in_terminal.id, cx);
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if terminals_for_runnable.is_empty() {
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self.spawn_in_new_terminal(spawn_runnable, working_directory, cx);
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return;
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}
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let (existing_item_index, existing_terminal) = terminals_for_runnable
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.last()
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.expect("covered no terminals case above")
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.clone();
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if allow_concurrent_runs {
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debug_assert!(
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!use_new_terminal,
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"Should have handled 'allow_concurrent_runs && use_new_terminal' case above"
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);
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self.replace_terminal(
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working_directory,
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spawn_runnable,
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existing_item_index,
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existing_terminal,
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cx,
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);
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} else {
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self.deferred_runnables.insert(
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spawn_in_terminal.id.clone(),
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cx.spawn(|terminal_panel, mut cx| async move {
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wait_for_terminals_tasks(terminals_for_runnable, &mut cx).await;
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terminal_panel
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.update(&mut cx, |terminal_panel, cx| {
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if use_new_terminal {
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terminal_panel.spawn_in_new_terminal(
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spawn_runnable,
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working_directory,
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cx,
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);
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} else {
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terminal_panel.replace_terminal(
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working_directory,
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spawn_runnable,
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existing_item_index,
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existing_terminal,
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cx,
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);
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}
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})
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.ok();
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}),
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);
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}
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}
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fn spawn_in_new_terminal(
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&mut self,
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spawn_runnable: SpawnRunnable,
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working_directory: Option<PathBuf>,
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cx: &mut ViewContext<Self>,
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) {
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self.add_terminal(working_directory, Some(spawn_runnable), cx);
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let task_workspace = self.workspace.clone();
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cx.spawn(|_, mut cx| async move {
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task_workspace
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.update(&mut cx, |workspace, cx| workspace.focus_panel::<Self>(cx))
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.ok()
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})
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.detach();
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}
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///Create a new Terminal in the current working directory or the user's home directory
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fn new_terminal(
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workspace: &mut Workspace,
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_: &workspace::NewTerminal,
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cx: &mut ViewContext<Workspace>,
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) {
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let Some(this) = workspace.focus_panel::<Self>(cx) else {
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return;
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};
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this.update(cx, |this, cx| this.add_terminal(None, None, cx))
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}
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fn terminals_for_runnable(
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&self,
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id: &RunnableId,
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cx: &mut AppContext,
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) -> Vec<(usize, View<TerminalView>)> {
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self.pane
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.read(cx)
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.items()
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.enumerate()
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.filter_map(|(index, item)| Some((index, item.act_as::<TerminalView>(cx)?)))
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.filter_map(|(index, terminal_view)| {
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let runnable_state = terminal_view.read(cx).terminal().read(cx).runnable()?;
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if &runnable_state.id == id {
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Some((index, terminal_view))
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} else {
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None
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}
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})
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.collect()
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}
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fn activate_terminal_view(&self, item_index: usize, cx: &mut WindowContext) {
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self.pane.update(cx, |pane, cx| {
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pane.activate_item(item_index, true, true, cx)
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})
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}
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fn add_terminal(
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&mut self,
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working_directory: Option<PathBuf>,
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spawn_runnable: Option<SpawnRunnable>,
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cx: &mut ViewContext<Self>,
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) {
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let workspace = self.workspace.clone();
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self.pending_terminals_to_add += 1;
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cx.spawn(|terminal_panel, mut cx| async move {
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let pane = terminal_panel.update(&mut cx, |this, _| this.pane.clone())?;
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workspace.update(&mut cx, |workspace, cx| {
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let working_directory = if let Some(working_directory) = working_directory {
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Some(working_directory)
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} else {
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let working_directory_strategy =
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TerminalSettings::get_global(cx).working_directory.clone();
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crate::get_working_directory(workspace, cx, working_directory_strategy)
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};
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let window = cx.window_handle();
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if let Some(terminal) = workspace.project().update(cx, |project, cx| {
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project
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.create_terminal(working_directory, spawn_runnable, window, cx)
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.log_err()
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}) {
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let terminal = Box::new(cx.new_view(|cx| {
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TerminalView::new(
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terminal,
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workspace.weak_handle(),
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workspace.database_id(),
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cx,
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)
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}));
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pane.update(cx, |pane, cx| {
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let focus = pane.has_focus(cx);
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pane.add_item(terminal, true, focus, None, cx);
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});
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}
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})?;
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terminal_panel.update(&mut cx, |this, cx| {
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this.pending_terminals_to_add = this.pending_terminals_to_add.saturating_sub(1);
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this.serialize(cx)
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})?;
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anyhow::Ok(())
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})
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.detach_and_log_err(cx);
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}
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fn serialize(&mut self, cx: &mut ViewContext<Self>) {
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let mut items_to_serialize = HashSet::default();
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let items = self
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.pane
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.read(cx)
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.items()
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.filter_map(|item| {
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let terminal_view = item.act_as::<TerminalView>(cx)?;
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if terminal_view
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.read(cx)
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.terminal()
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.read(cx)
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.runnable()
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.is_some()
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{
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None
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} else {
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let id = item.item_id().as_u64();
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items_to_serialize.insert(id);
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Some(id)
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}
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})
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.collect::<Vec<_>>();
|
|
let active_item_id = self
|
|
.pane
|
|
.read(cx)
|
|
.active_item()
|
|
.map(|item| item.item_id().as_u64())
|
|
.filter(|active_id| items_to_serialize.contains(active_id));
|
|
let height = self.height;
|
|
let width = self.width;
|
|
self.pending_serialization = cx.background_executor().spawn(
|
|
async move {
|
|
KEY_VALUE_STORE
|
|
.write_kvp(
|
|
TERMINAL_PANEL_KEY.into(),
|
|
serde_json::to_string(&SerializedTerminalPanel {
|
|
items,
|
|
active_item_id,
|
|
height,
|
|
width,
|
|
})?,
|
|
)
|
|
.await?;
|
|
anyhow::Ok(())
|
|
}
|
|
.log_err(),
|
|
);
|
|
}
|
|
|
|
fn replace_terminal(
|
|
&self,
|
|
working_directory: Option<PathBuf>,
|
|
spawn_runnable: SpawnRunnable,
|
|
terminal_item_index: usize,
|
|
terminal_to_replace: View<TerminalView>,
|
|
cx: &mut ViewContext<'_, Self>,
|
|
) -> Option<()> {
|
|
let project = self
|
|
.workspace
|
|
.update(cx, |workspace, _| workspace.project().clone())
|
|
.ok()?;
|
|
let window = cx.window_handle();
|
|
let new_terminal = project.update(cx, |project, cx| {
|
|
project
|
|
.create_terminal(working_directory, Some(spawn_runnable), window, cx)
|
|
.log_err()
|
|
})?;
|
|
terminal_to_replace.update(cx, |terminal_to_replace, cx| {
|
|
terminal_to_replace.set_terminal(new_terminal, cx);
|
|
});
|
|
self.activate_terminal_view(terminal_item_index, cx);
|
|
let task_workspace = self.workspace.clone();
|
|
cx.spawn(|_, mut cx| async move {
|
|
task_workspace
|
|
.update(&mut cx, |workspace, cx| workspace.focus_panel::<Self>(cx))
|
|
.ok()
|
|
})
|
|
.detach();
|
|
Some(())
|
|
}
|
|
}
|
|
|
|
async fn wait_for_terminals_tasks(
|
|
terminals_for_runnable: Vec<(usize, View<TerminalView>)>,
|
|
cx: &mut AsyncWindowContext,
|
|
) {
|
|
let pending_tasks = terminals_for_runnable.iter().filter_map(|(_, terminal)| {
|
|
terminal
|
|
.update(cx, |terminal_view, cx| {
|
|
terminal_view
|
|
.terminal()
|
|
.update(cx, |terminal, cx| terminal.wait_for_completed_runnable(cx))
|
|
})
|
|
.ok()
|
|
});
|
|
let _: Vec<()> = join_all(pending_tasks).await;
|
|
}
|
|
|
|
fn add_paths_to_terminal(pane: &mut Pane, paths: &[PathBuf], cx: &mut ViewContext<'_, Pane>) {
|
|
if let Some(terminal_view) = pane
|
|
.active_item()
|
|
.and_then(|item| item.downcast::<TerminalView>())
|
|
{
|
|
cx.focus_view(&terminal_view);
|
|
let mut new_text = paths.iter().map(|path| format!(" {path:?}")).join("");
|
|
new_text.push(' ');
|
|
terminal_view.update(cx, |terminal_view, cx| {
|
|
terminal_view.terminal().update(cx, |terminal, _| {
|
|
terminal.paste(&new_text);
|
|
});
|
|
});
|
|
}
|
|
}
|
|
|
|
impl EventEmitter<PanelEvent> for TerminalPanel {}
|
|
|
|
impl Render for TerminalPanel {
|
|
fn render(&mut self, cx: &mut ViewContext<Self>) -> impl IntoElement {
|
|
let mut registrar = DivRegistrar::new(
|
|
|panel, cx| {
|
|
panel
|
|
.pane
|
|
.read(cx)
|
|
.toolbar()
|
|
.read(cx)
|
|
.item_of_type::<BufferSearchBar>()
|
|
},
|
|
cx,
|
|
);
|
|
BufferSearchBar::register(&mut registrar);
|
|
registrar.into_div().size_full().child(self.pane.clone())
|
|
}
|
|
}
|
|
|
|
impl FocusableView for TerminalPanel {
|
|
fn focus_handle(&self, cx: &AppContext) -> FocusHandle {
|
|
self.pane.focus_handle(cx)
|
|
}
|
|
}
|
|
|
|
impl Panel for TerminalPanel {
|
|
fn position(&self, cx: &WindowContext) -> DockPosition {
|
|
match TerminalSettings::get_global(cx).dock {
|
|
TerminalDockPosition::Left => DockPosition::Left,
|
|
TerminalDockPosition::Bottom => DockPosition::Bottom,
|
|
TerminalDockPosition::Right => DockPosition::Right,
|
|
}
|
|
}
|
|
|
|
fn position_is_valid(&self, _: DockPosition) -> bool {
|
|
true
|
|
}
|
|
|
|
fn set_position(&mut self, position: DockPosition, cx: &mut ViewContext<Self>) {
|
|
settings::update_settings_file::<TerminalSettings>(self.fs.clone(), cx, move |settings| {
|
|
let dock = match position {
|
|
DockPosition::Left => TerminalDockPosition::Left,
|
|
DockPosition::Bottom => TerminalDockPosition::Bottom,
|
|
DockPosition::Right => TerminalDockPosition::Right,
|
|
};
|
|
settings.dock = Some(dock);
|
|
});
|
|
}
|
|
|
|
fn size(&self, cx: &WindowContext) -> Pixels {
|
|
let settings = TerminalSettings::get_global(cx);
|
|
match self.position(cx) {
|
|
DockPosition::Left | DockPosition::Right => {
|
|
self.width.unwrap_or_else(|| settings.default_width)
|
|
}
|
|
DockPosition::Bottom => self.height.unwrap_or_else(|| settings.default_height),
|
|
}
|
|
}
|
|
|
|
fn set_size(&mut self, size: Option<Pixels>, cx: &mut ViewContext<Self>) {
|
|
match self.position(cx) {
|
|
DockPosition::Left | DockPosition::Right => self.width = size,
|
|
DockPosition::Bottom => self.height = size,
|
|
}
|
|
self.serialize(cx);
|
|
cx.notify();
|
|
}
|
|
|
|
fn is_zoomed(&self, cx: &WindowContext) -> bool {
|
|
self.pane.read(cx).is_zoomed()
|
|
}
|
|
|
|
fn set_zoomed(&mut self, zoomed: bool, cx: &mut ViewContext<Self>) {
|
|
self.pane.update(cx, |pane, cx| pane.set_zoomed(zoomed, cx));
|
|
}
|
|
|
|
fn set_active(&mut self, active: bool, cx: &mut ViewContext<Self>) {
|
|
if active && self.pane.read(cx).items_len() == 0 && self.pending_terminals_to_add == 0 {
|
|
self.add_terminal(None, None, cx)
|
|
}
|
|
}
|
|
|
|
fn icon_label(&self, cx: &WindowContext) -> Option<String> {
|
|
let count = self.pane.read(cx).items_len();
|
|
if count == 0 {
|
|
None
|
|
} else {
|
|
Some(count.to_string())
|
|
}
|
|
}
|
|
|
|
fn persistent_name() -> &'static str {
|
|
"TerminalPanel"
|
|
}
|
|
|
|
fn icon(&self, _cx: &WindowContext) -> Option<IconName> {
|
|
Some(IconName::Terminal)
|
|
}
|
|
|
|
fn icon_tooltip(&self, _cx: &WindowContext) -> Option<&'static str> {
|
|
Some("Terminal Panel")
|
|
}
|
|
|
|
fn toggle_action(&self) -> Box<dyn gpui::Action> {
|
|
Box::new(ToggleFocus)
|
|
}
|
|
}
|
|
|
|
#[derive(Serialize, Deserialize)]
|
|
struct SerializedTerminalPanel {
|
|
items: Vec<u64>,
|
|
active_item_id: Option<u64>,
|
|
width: Option<Pixels>,
|
|
height: Option<Pixels>,
|
|
}
|