dockpanel suit 关闭dock窗口导致document焦点丢失bug问题处理

dockpanel suit version 2.5rc1

修改dockcontenthandaler.cs的Close方法

 1         public void Close()
 2         {
 3             DockPanel dockPanel = DockPanel;
 4             Form activedForm = null;
 5 
 6             if (dockPanel != null)
 7             {
 8                 dockPanel.SuspendLayout(true);
 9                 if (dockPanel.ParentForm.ActiveMdiChild != null)
10                 {
11                     activedForm = dockPanel.ParentForm.ActiveMdiChild;
12                 }
13             }
14 
15             Form.Close();
16 
17             if (dockPanel != null)
18             {
19                 if (activedForm != null)
20                 {
21                     activedForm.Activate();
22                 }
23                 dockPanel.ResumeLayout(true, true);
24             }
25         }