Fixed a flaw in the SetControl() for GTK+ Window: it forgot to unparent old children.

2014-07-15 22:34:12 -04:00 · 2014-07-15 22:34:12 -04:00 · d6a8a72662
parent 0ddc060410
commit d6a8a72662
1 changed files with 3 additions and 0 deletions
--- a/redo/window_unix.go
+++ b/redo/window_unix.go
@ -68,6 +68,9 @@ func (w *window) SetControl(control Control) *Request {
 	c := make(chan interface{})
 	return &Request{
 		op:		func() {
+			if w.child != nil {		// unparent existing control
+				w.child.unparent()
+			}
 			control.unparent()
 			control.parent(w)
 			w.child = control