Changeset 3398 for trunk/sources/HeuristicLab.MainForm.WindowsForms/3.2/ControlExtensions.cs

Timestamp:

04/18/10 04:33:20 (14 years ago)

Author:

mkommend

Message:

fixed cross threading issues in ViewHost (ticket #972)

File:

• trunk/sources/HeuristicLab.MainForm.WindowsForms/3.2/ControlExtensions.cs (modified) (1 diff)

trunk/sources/HeuristicLab.MainForm.WindowsForms/3.2/ControlExtensions.cs

@@ -32 +32 @@
 
     public static void SuspendRepaint(this Control control) {
-      SendMessage(control.Handle, WM_SETREDRAW, false, 0);
+      if (control.InvokeRequired)
+        control.Invoke((Action<Control>)((c) => { c.SuspendRepaint(); }));
+      else
+        SendMessage(control.Handle, WM_SETREDRAW, false, 0);
     }
     public static void ResumeRepaint(this Control control, bool refresh) {
-      SendMessage(control.Handle, WM_SETREDRAW, true, 0);
-      if (refresh) control.Refresh();
+      if (control.InvokeRequired)
+        control.Invoke((Action<Control, bool>)((c, b) => { c.ResumeRepaint(b); }));
+      else {
+        SendMessage(control.Handle, WM_SETREDRAW, true, 0);
+        if (refresh) control.Refresh();
+      }
     }
   }