#region ----- Aero Form
[System.Runtime.InteropServices.StructLayout(System.Runtime.InteropServices.LayoutKind.Sequential)]
public struct MARGINS
{
public int Left;
public int Right;
public int Top;
public int Bottom;
}
private MARGINS margins;
[System.Runtime.InteropServices.DllImport("dwmapi.dll", PreserveSig = false)]
public static extern void DwmExtendFrameIntoClientArea
(IntPtr hwnd, ref MARGINS margins);
[System.Runtime.InteropServices.DllImport("dwmapi.dll", PreserveSig = false)]
public static extern bool DwmIsCompositionEnabled();
protected override void OnLoad(EventArgs e)
{
base.OnLoad(e);
if (DwmIsCompositionEnabled())
{
// Paint the glass effect.
margins = new MARGINS();
margins.Top = 50;
DwmExtendFrameIntoClientArea(this.Handle, ref margins);
}
}
protected override void OnPaintBackground(PaintEventArgs e)
{
base.OnPaint(e);
if (DwmIsCompositionEnabled())
{
// paint background black to enable include glass regions
e.Graphics.Clear(Color.Black);
// revert the non-glass rectangle back to it's original colour
Rectangle clientArea = new Rectangle(
margins.Left,
margins.Top,
this.ClientRectangle.Width - margins.Left - margins.Right,
this.ClientRectangle.Height - margins.Top - margins.Bottom
);
Brush b = new SolidBrush(this.BackColor);
e.Graphics.FillRectangle(b, clientArea);
}
}
#endregion
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