Implement resize events on X11

src/x11/mod.rs

@@ -162,6 +162,12 @@ impl Window {
                 }
             },
 
+            ffi::ResizeRequest => {
+                use SizeChanged;
+                let rs_event: &ffi::XResizeRequestEvent = unsafe { mem::transmute(&xev) };
+                events.push(SizeChanged(rs_event.width as uint, rs_event.height as uint));
+            },
+
             _ => ()
         }