Allow clicking on commands in the command palette

Conrad Irwin created

Change summary

crates/gpui2/src/interactive.rs         | 40 ++++++++++++++++--
crates/gpui2/src/window.rs              |  6 ++
crates/picker2/src/picker2.rs           | 56 ++++++++++++++++++++++----
crates/ui2/src/components/keybinding.rs |  2 
crates/workspace2/src/modal_layer.rs    | 25 +++++++----
5 files changed, 104 insertions(+), 25 deletions(-)

Detailed changes

crates/gpui2/src/interactive.rs 🔗

@@ -71,6 +71,40 @@ pub trait StatelessInteractive<V: 'static>: Element<V> {
         self
     }
 
+    fn on_any_mouse_down(
+        mut self,
+        handler: impl Fn(&mut V, &MouseDownEvent, &mut ViewContext<V>) + 'static,
+    ) -> Self
+    where
+        Self: Sized,
+    {
+        self.stateless_interactivity()
+            .mouse_down_listeners
+            .push(Box::new(move |view, event, bounds, phase, cx| {
+                if phase == DispatchPhase::Bubble && bounds.contains_point(&event.position) {
+                    handler(view, event, cx)
+                }
+            }));
+        self
+    }
+
+    fn on_any_mouse_up(
+        mut self,
+        handler: impl Fn(&mut V, &MouseUpEvent, &mut ViewContext<V>) + 'static,
+    ) -> Self
+    where
+        Self: Sized,
+    {
+        self.stateless_interactivity()
+            .mouse_up_listeners
+            .push(Box::new(move |view, event, bounds, phase, cx| {
+                if phase == DispatchPhase::Bubble && bounds.contains_point(&event.position) {
+                    handler(view, event, cx)
+                }
+            }));
+        self
+    }
+
     fn on_mouse_up(
         mut self,
         button: MouseButton,
@@ -111,7 +145,6 @@ pub trait StatelessInteractive<V: 'static>: Element<V> {
 
     fn on_mouse_up_out(
         mut self,
-        button: MouseButton,
         handler: impl Fn(&mut V, &MouseUpEvent, &mut ViewContext<V>) + 'static,
     ) -> Self
     where
@@ -120,10 +153,7 @@ pub trait StatelessInteractive<V: 'static>: Element<V> {
         self.stateless_interactivity()
             .mouse_up_listeners
             .push(Box::new(move |view, event, bounds, phase, cx| {
-                if phase == DispatchPhase::Capture
-                    && event.button == button
-                    && !bounds.contains_point(&event.position)
-                {
+                if phase == DispatchPhase::Capture && !bounds.contains_point(&event.position) {
                     handler(view, event, cx);
                 }
             }));

crates/gpui2/src/window.rs 🔗

@@ -101,6 +101,12 @@ pub struct FocusHandle {
     handles: Arc<RwLock<SlotMap<FocusId, AtomicUsize>>>,
 }
 
+impl std::fmt::Debug for FocusHandle {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        f.write_fmt(format_args!("FocusHandle({:?})", self.id))
+    }
+}
+
 impl FocusHandle {
     pub(crate) fn new(handles: &Arc<RwLock<SlotMap<FocusId, AtomicUsize>>>) -> Self {
         let id = handles.write().insert(AtomicUsize::new(1));

crates/picker2/src/picker2.rs 🔗

@@ -1,7 +1,7 @@
 use editor::Editor;
 use gpui::{
-    div, uniform_list, Component, Div, ParentElement, Render, StatelessInteractive, Styled, Task,
-    UniformListScrollHandle, View, ViewContext, VisualContext, WindowContext,
+    div, uniform_list, Component, Div, MouseButton, ParentElement, Render, StatelessInteractive,
+    Styled, Task, UniformListScrollHandle, View, ViewContext, VisualContext, WindowContext,
 };
 use std::{cmp, sync::Arc};
 use ui::{prelude::*, v_stack, Divider, Label, LabelColor};
@@ -11,6 +11,7 @@ pub struct Picker<D: PickerDelegate> {
     scroll_handle: UniformListScrollHandle,
     editor: View<Editor>,
     pending_update_matches: Option<Task<()>>,
+    confirm_on_update: Option<bool>,
 }
 
 pub trait PickerDelegate: Sized + 'static {
@@ -44,9 +45,10 @@ impl<D: PickerDelegate> Picker<D> {
         cx.subscribe(&editor, Self::on_input_editor_event).detach();
         let mut this = Self {
             delegate,
+            editor,
             scroll_handle: UniformListScrollHandle::new(),
             pending_update_matches: None,
-            editor,
+            confirm_on_update: None,
         };
         this.update_matches("".to_string(), cx);
         this
@@ -101,11 +103,26 @@ impl<D: PickerDelegate> Picker<D> {
     }
 
     fn confirm(&mut self, _: &menu::Confirm, cx: &mut ViewContext<Self>) {
-        self.delegate.confirm(false, cx);
+        if self.pending_update_matches.is_some() {
+            self.confirm_on_update = Some(false)
+        } else {
+            self.delegate.confirm(false, cx);
+        }
     }
 
     fn secondary_confirm(&mut self, _: &menu::SecondaryConfirm, cx: &mut ViewContext<Self>) {
-        self.delegate.confirm(true, cx);
+        if self.pending_update_matches.is_some() {
+            self.confirm_on_update = Some(true)
+        } else {
+            self.delegate.confirm(true, cx);
+        }
+    }
+
+    fn handle_click(&mut self, ix: usize, secondary: bool, cx: &mut ViewContext<Self>) {
+        cx.stop_propagation();
+        cx.prevent_default();
+        self.delegate.set_selected_index(ix, cx);
+        self.delegate.confirm(secondary, cx);
     }
 
     fn on_input_editor_event(
@@ -136,6 +153,9 @@ impl<D: PickerDelegate> Picker<D> {
         let index = self.delegate.selected_index();
         self.scroll_handle.scroll_to_item(index);
         self.pending_update_matches = None;
+        if let Some(secondary) = self.confirm_on_update.take() {
+            self.delegate.confirm(secondary, cx);
+        }
         cx.notify();
     }
 }
@@ -173,7 +193,22 @@ impl<D: PickerDelegate> Render for Picker<D> {
                                     let selected_ix = this.delegate.selected_index();
                                     visible_range
                                         .map(|ix| {
-                                            this.delegate.render_match(ix, ix == selected_ix, cx)
+                                            div()
+                                                .on_mouse_down(
+                                                    MouseButton::Left,
+                                                    move |this: &mut Self, event, cx| {
+                                                        this.handle_click(
+                                                            ix,
+                                                            event.modifiers.command,
+                                                            cx,
+                                                        )
+                                                    },
+                                                )
+                                                .child(this.delegate.render_match(
+                                                    ix,
+                                                    ix == selected_ix,
+                                                    cx,
+                                                ))
                                         })
                                         .collect()
                                 }
@@ -186,10 +221,11 @@ impl<D: PickerDelegate> Render for Picker<D> {
             })
             .when(self.delegate.match_count() == 0, |el| {
                 el.child(
-                    v_stack()
-                        .p_1()
-                        .grow()
-                        .child(Label::new("No matches").color(LabelColor::Muted)),
+                    v_stack().p_1().grow().child(
+                        div()
+                            .px_1()
+                            .child(Label::new("No matches").color(LabelColor::Muted)),
+                    ),
                 )
             })
     }

crates/ui2/src/components/keybinding.rs 🔗

@@ -32,6 +32,7 @@ impl KeyBinding {
                 div()
                     .flex()
                     .gap_1()
+                    .when(keystroke.modifiers.function, |el| el.child(Key::new("fn")))
                     .when(keystroke.modifiers.control, |el| el.child(Key::new("^")))
                     .when(keystroke.modifiers.alt, |el| el.child(Key::new("⌥")))
                     .when(keystroke.modifiers.command, |el| el.child(Key::new("⌘")))
@@ -136,6 +137,7 @@ mod stories {
                 .child(KeyBinding::new(binding("a z")))
                 .child(Story::label(cx, "Chord with Modifier"))
                 .child(KeyBinding::new(binding("ctrl-a shift-z")))
+                .child(KeyBinding::new(binding("fn-s")))
         }
     }
 }

crates/workspace2/src/modal_layer.rs 🔗

@@ -2,7 +2,7 @@ use gpui::{
     div, px, AnyView, Div, EventEmitter, FocusHandle, ParentElement, Render, StatelessInteractive,
     Styled, Subscription, View, ViewContext, VisualContext, WindowContext,
 };
-use ui::v_stack;
+use ui::{h_stack, v_stack};
 
 pub struct ActiveModal {
     modal: AnyView,
@@ -33,8 +33,6 @@ impl ModalLayer {
         V: Modal,
         B: FnOnce(&mut ViewContext<V>) -> V,
     {
-        let previous_focus = cx.focused();
-
         if let Some(active_modal) = &self.active_modal {
             let is_close = active_modal.modal.clone().downcast::<V>().is_ok();
             self.hide_modal(cx);
@@ -85,9 +83,6 @@ impl Render for ModalLayer {
 
         div()
             .absolute()
-            .flex()
-            .flex_col()
-            .items_center()
             .size_full()
             .top_0()
             .left_0()
@@ -96,11 +91,21 @@ impl Render for ModalLayer {
                 v_stack()
                     .h(px(0.0))
                     .top_20()
+                    .flex()
+                    .flex_col()
+                    .items_center()
                     .track_focus(&active_modal.focus_handle)
-                    .on_mouse_down_out(|this: &mut Self, event, cx| {
-                        this.hide_modal(cx);
-                    })
-                    .child(active_modal.modal.clone()),
+                    .child(
+                        h_stack()
+                            // needed to prevent mouse events leaking to the
+                            // UI below. // todo! for gpui3.
+                            .on_any_mouse_down(|_, _, cx| cx.stop_propagation())
+                            .on_any_mouse_up(|_, _, cx| cx.stop_propagation())
+                            .on_mouse_down_out(|this: &mut Self, event, cx| {
+                                this.hide_modal(cx);
+                            })
+                            .child(active_modal.modal.clone()),
+                    ),
             )
     }
 }