/// <summary>
/// 设置控件的工作区的高度和宽度。
/// </summary>
/// <param name="hWnd">控件句柄。</param>
/// <param name="value">一个 System.Drawing.Size，表示控件的工作区的维数。</param>
public static void SetClientSize(IntPtr hWnd, Size value)
{
NativeMethods.RECT lpRect = new NativeMethods.RECT(0, 0, value.Width, value.Height);
int dwStyle = UnsafeNativeMethods.GetWindowLong(hWnd, NativeMethods.GWL_STYLE);
int dwExStyle = UnsafeNativeMethods.GetWindowLong(hWnd, NativeMethods.GWL_EXSTYLE);
UnsafeNativeMethods.AdjustWindowRectEx(ref lpRect, dwStyle, false, dwExStyle);
SetSize(hWnd, lpRect.Size);
}