void CodeCompletionWindowClosed(object sender, EventArgs e)
 {
     codeCompletionWindow.Closed -= new EventHandler(CodeCompletionWindowClosed);
     codeCompletionWindow.Dispose();
     codeCompletionWindow = null;
 }
 void CodeCompletionWindowClosed(object sender, EventArgs e)
 {
     codeCompletionWindow.Closed -= new EventHandler(CodeCompletionWindowClosed);
     codeCompletionWindow.Dispose();
     codeCompletionWindow = null;
 }