446 lines
15 KiB
Rust
446 lines
15 KiB
Rust
use std::{path::PathBuf, sync::Arc};
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use crate::TerminalView;
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use db::kvp::KEY_VALUE_STORE;
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use gpui::{
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actions, div, serde_json, AppContext, AsyncWindowContext, Div, Entity, EventEmitter,
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FocusHandle, FocusableView, ParentComponent, Render, Subscription, Task, View, ViewContext,
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VisualContext, WeakView, WindowContext,
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};
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use project::Fs;
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use serde::{Deserialize, Serialize};
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use settings::{Settings, SettingsStore};
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use terminal::terminal_settings::{TerminalDockPosition, TerminalSettings};
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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::Icon,
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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!(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<f32>,
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height: Option<f32>,
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pending_serialization: Task<Option<()>>,
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_subscriptions: Vec<Subscription>,
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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 _weak_self = cx.view().downgrade();
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let pane = cx.build_view(|cx| {
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let _window = cx.window_handle();
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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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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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// todo!()
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// pane.on_can_drop(move |drag_and_drop, cx| {
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// drag_and_drop
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// .currently_dragged::<DraggedItem>(window)
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// .map_or(false, |(_, item)| {
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// item.handle.act_as::<TerminalView>(cx).is_some()
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// })
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// });
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// pane.set_render_tab_bar_buttons(cx, move |pane, cx| {
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// let this = weak_self.clone();
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// Flex::row()
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// .with_child(Pane::render_tab_bar_button(
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// 0,
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// "icons/plus.svg",
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// false,
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// Some(("New Terminal", Some(Box::new(workspace::NewTerminal)))),
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// cx,
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// move |_, cx| {
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// let this = this.clone();
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// cx.window_context().defer(move |cx| {
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// if let Some(this) = this.upgrade() {
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// this.update(cx, |this, cx| {
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// this.add_terminal(None, 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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// None,
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// ))
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// .with_child(Pane::render_tab_bar_button(
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// 1,
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// if pane.is_zoomed() {
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// "icons/minimize.svg"
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// } else {
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// "icons/maximize.svg"
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// },
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// pane.is_zoomed(),
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// Some(("Toggle Zoom".into(), Some(Box::new(workspace::ToggleZoom)))),
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// cx,
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// move |pane, cx| pane.toggle_zoom(&Default::default(), cx),
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// |_, _| {},
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// None,
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// ))
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// .into_any()
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// });
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// let buffer_search_bar = cx.build_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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_subscriptions: subscriptions,
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};
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let mut old_dock_position = this.position(cx);
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cx.observe_global::<SettingsStore>(move |this, cx| {
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let new_dock_position = this.position(cx);
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if new_dock_position != old_dock_position {
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old_dock_position = new_dock_position;
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cx.emit(PanelEvent::ChangePosition);
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}
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})
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.detach();
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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.build_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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Default::default()
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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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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::Focus => cx.emit(PanelEvent::Focus),
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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()), cx)
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})
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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, cx))
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}
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fn add_terminal(&mut self, working_directory: Option<PathBuf>, cx: &mut ViewContext<Self>) {
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let workspace = self.workspace.clone();
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cx.spawn(|this, mut cx| async move {
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let pane = this.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, window, cx)
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.log_err()
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}) {
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let terminal = Box::new(cx.build_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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this.update(&mut cx, |this, cx| this.serialize(cx))?;
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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 items = self
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.pane
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.read(cx)
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.items()
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.map(|item| item.id().as_u64())
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.collect::<Vec<_>>();
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let active_item_id = self
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.pane
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.read(cx)
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.active_item()
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.map(|item| item.id().as_u64());
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let height = self.height;
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let width = self.width;
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self.pending_serialization = cx.background_executor().spawn(
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async move {
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KEY_VALUE_STORE
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.write_kvp(
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TERMINAL_PANEL_KEY.into(),
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serde_json::to_string(&SerializedTerminalPanel {
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items,
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active_item_id,
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height,
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width,
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})?,
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)
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.await?;
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anyhow::Ok(())
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}
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.log_err(),
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);
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}
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}
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impl EventEmitter<PanelEvent> for TerminalPanel {}
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impl Render for TerminalPanel {
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type Element = Div<Self>;
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fn render(&mut self, _cx: &mut ViewContext<Self>) -> Self::Element {
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div().child(self.pane.clone())
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}
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}
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impl FocusableView for TerminalPanel {
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fn focus_handle(&self, cx: &AppContext) -> FocusHandle {
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self.pane.focus_handle(cx)
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}
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}
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impl Panel for TerminalPanel {
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fn position(&self, cx: &WindowContext) -> DockPosition {
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match TerminalSettings::get_global(cx).dock {
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TerminalDockPosition::Left => DockPosition::Left,
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TerminalDockPosition::Bottom => DockPosition::Bottom,
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TerminalDockPosition::Right => DockPosition::Right,
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}
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}
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fn position_is_valid(&self, _: DockPosition) -> bool {
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true
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}
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fn set_position(&mut self, position: DockPosition, cx: &mut ViewContext<Self>) {
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settings::update_settings_file::<TerminalSettings>(self.fs.clone(), cx, move |settings| {
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let dock = match position {
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DockPosition::Left => TerminalDockPosition::Left,
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DockPosition::Bottom => TerminalDockPosition::Bottom,
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DockPosition::Right => TerminalDockPosition::Right,
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};
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settings.dock = Some(dock);
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});
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}
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fn size(&self, cx: &WindowContext) -> f32 {
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let settings = TerminalSettings::get_global(cx);
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match self.position(cx) {
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DockPosition::Left | DockPosition::Right => {
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self.width.unwrap_or_else(|| settings.default_width)
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}
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DockPosition::Bottom => self.height.unwrap_or_else(|| settings.default_height),
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}
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}
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fn set_size(&mut self, size: Option<f32>, cx: &mut ViewContext<Self>) {
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match self.position(cx) {
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DockPosition::Left | DockPosition::Right => self.width = size,
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DockPosition::Bottom => self.height = size,
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}
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self.serialize(cx);
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cx.notify();
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}
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fn is_zoomed(&self, cx: &WindowContext) -> bool {
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self.pane.read(cx).is_zoomed()
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}
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fn set_zoomed(&mut self, zoomed: bool, cx: &mut ViewContext<Self>) {
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self.pane.update(cx, |pane, cx| pane.set_zoomed(zoomed, cx));
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}
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fn set_active(&mut self, active: bool, cx: &mut ViewContext<Self>) {
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if active && self.pane.read(cx).items_len() == 0 {
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self.add_terminal(None, cx)
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}
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}
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fn icon_label(&self, cx: &WindowContext) -> Option<String> {
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let count = self.pane.read(cx).items_len();
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if count == 0 {
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None
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} else {
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Some(count.to_string())
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}
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}
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fn has_focus(&self, cx: &WindowContext) -> bool {
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self.pane.read(cx).has_focus(cx)
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}
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fn persistent_name() -> &'static str {
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"TerminalPanel"
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}
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// todo!()
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// fn icon_tooltip(&self) -> (String, Option<Box<dyn Action>>) {
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// ("Terminal Panel".into(), Some(Box::new(ToggleFocus)))
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// }
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fn icon(&self, _cx: &WindowContext) -> Option<Icon> {
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Some(Icon::Terminal)
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}
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fn toggle_action(&self) -> Box<dyn gpui::Action> {
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Box::new(ToggleFocus)
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}
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}
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#[derive(Serialize, Deserialize)]
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struct SerializedTerminalPanel {
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items: Vec<u64>,
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active_item_id: Option<u64>,
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width: Option<f32>,
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height: Option<f32>,
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}
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