# HG changeset patch
# User Jordan Miner <jminer7@gmail.com>
# Date 1249779633 18000
# Node ID cf7c5f968306ad9699de5bd0096a12276472de5f
# Parent  d3ba5d4a3a27444f1225830dead25d61ffc790f6
Fix crash in withGraphics() if there wasn't a Window ancestor with a handle.

diff -r d3ba5d4a3a27 -r cf7c5f968306 dynamin/gui/control.d
--- a/dynamin/gui/control.d	Sat Aug 08 18:02:43 2009 -0500
+++ b/dynamin/gui/control.d	Sat Aug 08 20:00:33 2009 -0500
@@ -286,7 +286,8 @@
 		if(_parent is null)
 			return null;
 		auto g = _parent.quickCreateGraphics();
-		g.translate(location);
+		if(g)
+			g.translate(location);
 		return g;
 	}
 
@@ -307,6 +308,8 @@
 	 */
 	void withGraphics(void delegate(Graphics g) dg) {
 		auto g = quickCreateGraphics();
+		if(!g)
+			return;
 		setupGraphics(g);
 		dg(g);
 		delete g;
@@ -674,4 +677,8 @@
 	}
 }
 
+unittest {
+	Control c = new Control;
+	c.withGraphics((Graphics g) { g.source = Color.Blue; });
+}