获得.net控件的windows句柄的方法

复制代码 代码如下:

class WinAPI
{
  [DllImport("coredll.dll")]
  private static extern IntPtr SetCapture(IntPtr hWnd);

  [DllImport("coredll.dll")]
  private static extern IntPtr GetCapture();

 

  public static IntPtr GetHWnd(Control ctrl)
  {
    IntPtr hOldWnd = GetCapture();

    ctrl.Capture = true;

    IntPtr hWnd = GetCapture();

    ctrl.Capture = false;

    SetCapture(hOldWnd);

    return hWnd;
  }
}

    

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