quick_action_bar.rs

  1use assistant::{AssistantPanel, InlineAssist};
  2use editor::{Editor, EditorSettings};
  3
  4use gpui::{
  5    Action, ClickEvent, ElementId, EventEmitter, InteractiveElement, ParentElement, Render, Styled,
  6    Subscription, View, ViewContext, WeakView,
  7};
  8use search::{buffer_search, BufferSearchBar};
  9use settings::{Settings, SettingsStore};
 10use ui::{prelude::*, ButtonSize, ButtonStyle, IconButton, IconName, IconSize, Tooltip};
 11use workspace::{
 12    item::ItemHandle, ToolbarItemEvent, ToolbarItemLocation, ToolbarItemView, Workspace,
 13};
 14
 15pub struct QuickActionBar {
 16    buffer_search_bar: View<BufferSearchBar>,
 17    active_item: Option<Box<dyn ItemHandle>>,
 18    _inlay_hints_enabled_subscription: Option<Subscription>,
 19    workspace: WeakView<Workspace>,
 20    show: bool,
 21}
 22
 23impl QuickActionBar {
 24    pub fn new(
 25        buffer_search_bar: View<BufferSearchBar>,
 26        workspace: &Workspace,
 27        cx: &mut ViewContext<Self>,
 28    ) -> Self {
 29        let mut this = Self {
 30            buffer_search_bar,
 31            active_item: None,
 32            _inlay_hints_enabled_subscription: None,
 33            workspace: workspace.weak_handle(),
 34            show: true,
 35        };
 36        this.apply_settings(cx);
 37        cx.observe_global::<SettingsStore>(|this, cx| this.apply_settings(cx))
 38            .detach();
 39        this
 40    }
 41
 42    fn active_editor(&self) -> Option<View<Editor>> {
 43        self.active_item
 44            .as_ref()
 45            .and_then(|item| item.downcast::<Editor>())
 46    }
 47
 48    fn apply_settings(&mut self, cx: &mut ViewContext<Self>) {
 49        let new_show = EditorSettings::get_global(cx).toolbar.quick_actions;
 50        if new_show != self.show {
 51            self.show = new_show;
 52            cx.emit(ToolbarItemEvent::ChangeLocation(
 53                self.get_toolbar_item_location(),
 54            ));
 55        }
 56    }
 57
 58    fn get_toolbar_item_location(&self) -> ToolbarItemLocation {
 59        if self.show && self.active_editor().is_some() {
 60            ToolbarItemLocation::PrimaryRight
 61        } else {
 62            ToolbarItemLocation::Hidden
 63        }
 64    }
 65}
 66
 67impl Render for QuickActionBar {
 68    fn render(&mut self, cx: &mut ViewContext<Self>) -> impl IntoElement {
 69        let Some(editor) = self.active_editor() else {
 70            return div().id("empty quick action bar");
 71        };
 72        let inlay_hints_button = Some(QuickActionBarButton::new(
 73            "toggle inlay hints",
 74            IconName::InlayHint,
 75            editor.read(cx).inlay_hints_enabled(),
 76            Box::new(editor::actions::ToggleInlayHints),
 77            "Toggle Inlay Hints",
 78            {
 79                let editor = editor.clone();
 80                move |_, cx| {
 81                    editor.update(cx, |editor, cx| {
 82                        editor.toggle_inlay_hints(&editor::actions::ToggleInlayHints, cx);
 83                    });
 84                }
 85            },
 86        ))
 87        .filter(|_| editor.read(cx).supports_inlay_hints(cx));
 88
 89        let search_button = Some(QuickActionBarButton::new(
 90            "toggle buffer search",
 91            IconName::MagnifyingGlass,
 92            !self.buffer_search_bar.read(cx).is_dismissed(),
 93            Box::new(buffer_search::Deploy { focus: false }),
 94            "Buffer Search",
 95            {
 96                let buffer_search_bar = self.buffer_search_bar.clone();
 97                move |_, cx| {
 98                    buffer_search_bar.update(cx, |search_bar, cx| {
 99                        search_bar.toggle(&buffer_search::Deploy { focus: true }, cx)
100                    });
101                }
102            },
103        ))
104        .filter(|_| editor.is_singleton(cx));
105
106        let assistant_button = QuickActionBarButton::new(
107            "toggle inline assistant",
108            IconName::MagicWand,
109            false,
110            Box::new(InlineAssist),
111            "Inline Assist",
112            {
113                let workspace = self.workspace.clone();
114                move |_, cx| {
115                    if let Some(workspace) = workspace.upgrade() {
116                        workspace.update(cx, |workspace, cx| {
117                            AssistantPanel::inline_assist(workspace, &InlineAssist, cx);
118                        });
119                    }
120                }
121            },
122        );
123
124        h_flex()
125            .id("quick action bar")
126            .gap_2()
127            .children(inlay_hints_button)
128            .children(search_button)
129            .child(assistant_button)
130    }
131}
132
133impl EventEmitter<ToolbarItemEvent> for QuickActionBar {}
134
135#[derive(IntoElement)]
136struct QuickActionBarButton {
137    id: ElementId,
138    icon: IconName,
139    toggled: bool,
140    action: Box<dyn Action>,
141    tooltip: SharedString,
142    on_click: Box<dyn Fn(&ClickEvent, &mut WindowContext)>,
143}
144
145impl QuickActionBarButton {
146    fn new(
147        id: impl Into<ElementId>,
148        icon: IconName,
149        toggled: bool,
150        action: Box<dyn Action>,
151        tooltip: impl Into<SharedString>,
152        on_click: impl Fn(&ClickEvent, &mut WindowContext) + 'static,
153    ) -> Self {
154        Self {
155            id: id.into(),
156            icon,
157            toggled,
158            action,
159            tooltip: tooltip.into(),
160            on_click: Box::new(on_click),
161        }
162    }
163}
164
165impl RenderOnce for QuickActionBarButton {
166    fn render(self, _: &mut WindowContext) -> impl IntoElement {
167        let tooltip = self.tooltip.clone();
168        let action = self.action.boxed_clone();
169
170        IconButton::new(self.id.clone(), self.icon)
171            .size(ButtonSize::Compact)
172            .icon_size(IconSize::Small)
173            .style(ButtonStyle::Subtle)
174            .selected(self.toggled)
175            .tooltip(move |cx| Tooltip::for_action(tooltip.clone(), &*action, cx))
176            .on_click(move |event, cx| (self.on_click)(event, cx))
177    }
178}
179
180impl ToolbarItemView for QuickActionBar {
181    fn set_active_pane_item(
182        &mut self,
183        active_pane_item: Option<&dyn ItemHandle>,
184        cx: &mut ViewContext<Self>,
185    ) -> ToolbarItemLocation {
186        self.active_item = active_pane_item.map(ItemHandle::boxed_clone);
187        if let Some(active_item) = active_pane_item {
188            self._inlay_hints_enabled_subscription.take();
189
190            if let Some(editor) = active_item.downcast::<Editor>() {
191                let mut inlay_hints_enabled = editor.read(cx).inlay_hints_enabled();
192                let mut supports_inlay_hints = editor.read(cx).supports_inlay_hints(cx);
193                self._inlay_hints_enabled_subscription =
194                    Some(cx.observe(&editor, move |_, editor, cx| {
195                        let editor = editor.read(cx);
196                        let new_inlay_hints_enabled = editor.inlay_hints_enabled();
197                        let new_supports_inlay_hints = editor.supports_inlay_hints(cx);
198                        let should_notify = inlay_hints_enabled != new_inlay_hints_enabled
199                            || supports_inlay_hints != new_supports_inlay_hints;
200                        inlay_hints_enabled = new_inlay_hints_enabled;
201                        supports_inlay_hints = new_supports_inlay_hints;
202                        if should_notify {
203                            cx.notify()
204                        }
205                    }));
206            }
207        }
208        self.get_toolbar_item_location()
209    }
210}