full IDisposable implementation (#34)

* full implementation of IDisposable, not stable, lock and still leaking

* override dispose in popper to handle _content not yet in graphic tree (when never shown), test focusedWidget when disposing

* prevent canceling thread multiple times causing a deadlock

* test parent type when trying to close window

1 files changed, 1 insertions, 1 deletions

diff --git a/Tests/InterfaceControler.cs b/Tests/InterfaceControler.cs
index 4d988c10..4da65d1e 100644
--- a/Tests/InterfaceControler.cs
+++ b/Tests/InterfaceControler.cs
@@ -162,7 +162,7 @@ namespace Crow
 
 			while (true) {
 				CrowInterface.Update ();
-				//Thread.Sleep (1);
+				Thread.Sleep (1);
 			}
 		}