Dispatch touch events and perform default touch actions.

This is currently limited to simple single-touch actions. It does not include
momentum scrolling or pinch zooming.

1 files changed, 7 insertions, 1 deletions

diff --git a/components/script_traits/lib.rs b/components/script_traits/lib.rs
index 3c04fa36dda..8aa32cdcaae 100644
--- a/components/script_traits/lib.rs
+++ b/components/script_traits/lib.rs
@@ -150,7 +150,7 @@ pub enum ConstellationControlMsg {
 }
 
 /// The mouse button involved in the event.
-#[derive(Clone, Debug)]
+#[derive(Clone, Copy, Debug)]
 pub enum MouseButton {
     /// The left mouse button.
     Left,
@@ -172,6 +172,12 @@ pub enum CompositorEvent {
     MouseUpEvent(MouseButton, Point2D<f32>),
     /// The mouse was moved over a point.
     MouseMoveEvent(Point2D<f32>),
+    /// A touch began at a point.
+    TouchDownEvent(i32, Point2D<f32>),
+    /// A touch was moved over a point.
+    TouchMoveEvent(i32, Point2D<f32>),
+    /// A touch ended at a point.
+    TouchUpEvent(i32, Point2D<f32>),
     /// A key was pressed.
     KeyEvent(Key, KeyState, KeyModifiers),
 }