add context menu

2026-11-01 15:56:42 +07:00
parent 49da45c8ac
commit 61ff8cfd0a
7 changed files with 336 additions and 7 deletions
@@ -5,7 +5,7 @@ use gpui::prelude::FluentBuilder as _;
 use gpui::{
    Animation, AnimationExt as _, AnyElement, App, Bounds, BoxShadow, DispatchPhase, ElementId,
    Entity, InteractiveElement as _, IntoElement, KeyDownEvent, MouseButton, MouseDownEvent,
-    ParentElement as _, Pixels, RenderOnce, Role, ScrollHandle, SharedString,
+    ParentElement as _, Pixels, Point, RenderOnce, Role, ScrollHandle, SharedString,
    StatefulInteractiveElement as _, Styled as _, Window, anchored, canvas, deferred, div,
    ease_out_quint, px,
 };
@@ -146,6 +146,8 @@ pub struct Menu {
    id: ElementId,
    open: bool,
    initial_selection: Option<usize>,
+    trigger_button: MouseButton,
+    open_at: Option<Point<Pixels>>,
    a11y_label: Option<SharedString>,
    on_change: Option<ChangeHandler>,
    trigger: Option<TriggerFn>,
@@ -162,6 +164,8 @@ impl Menu {
            id: id.into(),
            open: false,
            initial_selection: None,
+            trigger_button: MouseButton::Left,
+            open_at: None,
            a11y_label: None,
            on_change: None,
            trigger: None,
@@ -175,6 +179,18 @@ impl Menu {
        self
    }

+    /// Sets the mouse button that toggles the menu; right for context menus.
+    pub fn trigger_button(mut self, button: MouseButton) -> Self {
+        self.trigger_button = button;
+        self
+    }
+
+    /// Positions the panel at this window point when it opens.
+    pub fn open_at(mut self, position: impl Into<Option<Point<Pixels>>>) -> Self {
+        self.open_at = position.into();
+        self
+    }
+
    /// Sets the current open state.
    pub fn open(mut self, open: bool) -> Self {
        self.open = open;
@@ -264,6 +280,7 @@ impl RenderOnce for Menu {
                    {
                        let on_change = self.on_change.clone();
                        let open = self.open;
+                        let trigger_button = self.trigger_button;
                        let cell = trigger_bounds.clone();
                        let was_open = was_open.clone();
                        move |_, _, window, cx| {
@@ -277,7 +294,7 @@ impl RenderOnce for Menu {
                                let on_change = on_change.clone();
                                move |event: &MouseDownEvent, phase, window, cx| {
                                    if phase != DispatchPhase::Bubble
-                                        || event.button != MouseButton::Left
+                                        || event.button != trigger_button
                                    {
                                        return;
                                    }
@@ -390,9 +407,7 @@ impl RenderOnce for Menu {
                                window.on_mouse_event({
                                    let on_change = on_change.clone();
                                    move |event: &MouseDownEvent, phase, window, cx| {
-                                        if phase != DispatchPhase::Bubble
-                                            || event.button != MouseButton::Left
-                                        {
+                                        if phase != DispatchPhase::Bubble {
                                            return;
                                        }

@@ -419,7 +434,12 @@ impl RenderOnce for Menu {
                    .inset_0(),
                );

-            wrapper = wrapper.child(deferred(anchored().child(panel.with_animation(
+            let anchored = match self.open_at {
+                Some(position) => anchored().position(position),
+                None => anchored(),
+            };
+
+            wrapper = wrapper.child(deferred(anchored.child(panel.with_animation(
                "menu-enter",
                Animation::new(enter_duration).with_easing(ease_out_quint()),
                |panel, delta| panel.opacity(delta),