CommandManager: Add missing null check

sandyarmstrong · sandyarmstrong · commit 7ed31b904992 · 2019-11-07T10:26:35.000-08:00
Fixes issue where Start Window couldn't open projects. Fixes https://devdiv.visualstudio.com/DevDiv/_workitems/edit/1017605
diff --git a/main/src/core/MonoDevelop.Ide/MonoDevelop.Components.Commands/CommandManager.cs b/main/src/core/MonoDevelop.Ide/MonoDevelop.Components.Commands/CommandManager.cs
@@ -2439,7 +2439,7 @@ Gtk.Widget GetFocusedChild (Control widget)
 				}
 			} while (container != null);
 
-			return widget.nativeWidget is Gtk.Widget ? widget : null;
+			return widget?.nativeWidget is Gtk.Widget ? widget : null;
 		}
 
 #if MAC

Original file line number	Diff line number	Diff line change
`@@ -2439,7 +2439,7 @@ Gtk.Widget GetFocusedChild (Control widget)`
`2439`	`2439`	`}`
`2440`	`2440`	`} while (container != null);`
`2441`	`2441`
`2442`		`- return widget.nativeWidget is Gtk.Widget ? widget : null;`
	`2442`	`+ return widget?.nativeWidget is Gtk.Widget ? widget : null;`
`2443`	`2443`	`}`
`2444`	`2444`
`2445`	`2445`	`#if MAC`