Fix hovering over hover popovers in the editor

Co-Authored-By: Mikayla Maki <mikayla@zed.dev>

crates/editor/src/element.rs

@@ -5,7 +5,9 @@ use super::{
 };
 use crate::{
     display_map::{BlockStyle, DisplaySnapshot, TransformBlock},
-    hover_popover::HoverAt,
+    hover_popover::{
+        HoverAt, HOVER_POPOVER_GAP, MIN_POPOVER_CHARACTER_WIDTH, MIN_POPOVER_LINE_HEIGHT,
+    },
     link_go_to_definition::{
         CmdShiftChanged, GoToFetchedDefinition, GoToFetchedTypeDefinition, UpdateGoToDefinitionLink,
     },
@@ -44,10 +46,6 @@ use std::{
     sync::Arc,
 };
 
-const MIN_POPOVER_CHARACTER_WIDTH: f32 = 20.;
-const MIN_POPOVER_LINE_HEIGHT: f32 = 4.;
-const HOVER_POPOVER_GAP: f32 = 10.;
-
 struct SelectionLayout {
     head: DisplayPoint,
     range: Range<DisplayPoint>,
@@ -559,7 +557,6 @@ impl EditorElement {
         bounds: RectF,
         visible_bounds: RectF,
         layout: &mut LayoutState,
-        paint: &mut PaintState,
         cx: &mut PaintContext,
     ) {
         let view = self.view(cx.app);
@@ -729,8 +726,6 @@ impl EditorElement {
                 cx,
             );
 
-            paint.context_menu_bounds = Some(RectF::new(list_origin, context_menu.size()));
-
             cx.scene.pop_stacking_context();
         }
 
@@ -753,8 +748,6 @@ impl EditorElement {
             let y = position.row() as f32 * layout.position_map.line_height - scroll_top;
             let hovered_point = content_origin + vec2f(x, y);
 
-            paint.hover_popover_bounds.clear();
-
             if hovered_point.y() - height_to_reserve > 0.0 {
                 // There is enough space above. Render popovers above the hovered point
                 let mut current_y = hovered_point.y();
@@ -773,11 +766,6 @@ impl EditorElement {
                         cx,
                     );
 
-                    paint.hover_popover_bounds.push(
-                        RectF::new(popover_origin, hover_popover.size())
-                            .dilate(Vector2F::new(0., 5.)),
-                    );
-
                     current_y = popover_origin.y() - HOVER_POPOVER_GAP;
                 }
             } else {
@@ -798,11 +786,6 @@ impl EditorElement {
                         cx,
                     );
 
-                    paint.hover_popover_bounds.push(
-                        RectF::new(popover_origin, hover_popover.size())
-                            .dilate(Vector2F::new(0., 5.)),
-                    );
-
                     current_y = popover_origin.y() + size.y() + HOVER_POPOVER_GAP;
                 }
             }
@@ -1271,7 +1254,7 @@ impl EditorElement {
 
 impl Element for EditorElement {
     type LayoutState = LayoutState;
-    type PaintState = PaintState;
+    type PaintState = ();
 
     fn layout(
         &mut self,
@@ -1614,11 +1597,6 @@ impl Element for EditorElement {
             layout.text_size,
         );
 
-        let mut paint_state = PaintState {
-            context_menu_bounds: None,
-            hover_popover_bounds: Default::default(),
-        };
-
         Self::attach_mouse_handlers(
             &self.view,
             &layout.position_map,
@@ -1633,7 +1611,7 @@ impl Element for EditorElement {
         if layout.gutter_size.x() > 0. {
             self.paint_gutter(gutter_bounds, visible_bounds, layout, cx);
         }
-        self.paint_text(text_bounds, visible_bounds, layout, &mut paint_state, cx);
+        self.paint_text(text_bounds, visible_bounds, layout, cx);
 
         if !layout.blocks.is_empty() {
             cx.scene.push_layer(Some(bounds));
@@ -1642,8 +1620,6 @@ impl Element for EditorElement {
         }
 
         cx.scene.pop_layer();
-
-        paint_state
     }
 
     fn dispatch_event(
@@ -1652,7 +1628,7 @@ impl Element for EditorElement {
         _: RectF,
         _: RectF,
         _: &mut LayoutState,
-        _: &mut PaintState,
+        _: &mut (),
         cx: &mut EventContext,
     ) -> bool {
         if let Event::ModifiersChanged(event) = event {
@@ -1821,11 +1797,6 @@ fn layout_line(
     )
 }
 
-pub struct PaintState {
-    context_menu_bounds: Option<RectF>,
-    hover_popover_bounds: Vec<RectF>,
-}
-
 #[derive(Copy, Clone, PartialEq, Eq, Debug)]
 pub enum CursorShape {
     Bar,

crates/editor/src/hover_popover.rs

@@ -20,6 +20,10 @@ use crate::{
 pub const HOVER_DELAY_MILLIS: u64 = 350;
 pub const HOVER_REQUEST_DELAY_MILLIS: u64 = 200;
 
+pub const MIN_POPOVER_CHARACTER_WIDTH: f32 = 20.;
+pub const MIN_POPOVER_LINE_HEIGHT: f32 = 4.;
+pub const HOVER_POPOVER_GAP: f32 = 10.;
+
 #[derive(Clone, PartialEq)]
 pub struct HoverAt {
     pub point: Option<DisplayPoint>,
@@ -350,10 +354,11 @@ impl InfoPopover {
                 .with_style(style.hover_popover.container)
                 .boxed()
         })
+        .on_move(|_, _| {})
         .with_cursor_style(CursorStyle::Arrow)
         .with_padding(Padding {
-            bottom: 5.,
-            top: 5.,
+            bottom: HOVER_POPOVER_GAP,
+            top: HOVER_POPOVER_GAP,
             ..Default::default()
         })
         .boxed()
@@ -390,6 +395,12 @@ impl DiagnosticPopover {
                 .with_style(container_style)
                 .boxed()
         })
+        .with_padding(Padding {
+            top: HOVER_POPOVER_GAP,
+            bottom: HOVER_POPOVER_GAP,
+            ..Default::default()
+        })
+        .on_move(|_, _| {})
         .on_click(MouseButton::Left, |_, cx| {
             cx.dispatch_action(GoToDiagnostic)
         })