Expose a count field on Event::LeftMouseDown

crates/gpui/src/platform/event.rs

@@ -15,6 +15,7 @@ pub enum Event {
     LeftMouseDown {
         position: Vector2F,
         cmd: bool,
+        count: usize,
     },
     LeftMouseUp {
         position: Vector2F,

crates/gpui/src/platform/mac/event.rs

@@ -94,6 +94,7 @@ impl Event {
                     cmd: native_event
                         .modifierFlags()
                         .contains(NSEventModifierFlags::NSCommandKeyMask),
+                    count: native_event.clickCount() as usize,
                 })
             }
             NSEventType::NSLeftMouseUp => window_height.map(|window_height| Self::LeftMouseUp {