Tidy event code and add support for hover events

1 files changed, 4 insertions, 3 deletions

diff --git a/src/window.rs b/src/window.rs
index 8d118fa..7403edb 100644
--- a/src/window.rs
+++ b/src/window.rs
@@ -10,6 +10,7 @@ use winit::window::{CursorIcon, Fullscreen, Window};
 use std::rc::Rc;
 use std::cmp::{min, max};
 
+
 fn to_physical_size(dimensions: Dimensions, scale: u32) -> PhysicalSize<u32> {
     PhysicalSize {
         width:  max(1, dimensions.width  * scale),
@@ -20,9 +21,9 @@ fn to_physical_size(dimensions: Dimensions, scale: u32) -> PhysicalSize<u32> {
 
 #[derive(Copy, Clone, Debug, PartialEq)]
 pub enum PointerState {
-    In,
-    Out,
-    PendingOut,
+    In,          // pointer is within the screen bounds
+    Out,         // pointer is outside the screen bounds
+    PendingOut,  // pointer is dragging outside the screen bounds
 }