void MainWindow_SourceInitialized(object sender, EventArgs e)
{
var helper = new WindowInteropHelper(this);
var hwnd = helper.Handle;
var src = HwndSource.FromHwnd(hwnd);
src.CompositionTarget.BackgroundColor = Colors.Transparent;
WindowChrome.SetWindowChrome(this, new WindowChrome {
CaptionHeight = 500,
CornerRadius = new CornerRadius(0),
GlassFrameThickness = new Thickness(0),
NonClientFrameEdges = NonClientFrameEdges.None,
ResizeBorderThickness = new Thickness(0),
UseAeroCaptionButtons = false
});
GraphicsPath path = new GraphicsPath(FillMode.Alternate);
path.StartFigure();
path.AddArc(new RectangleF(0, 0, 500, 500), 0, 360);
path.CloseFigure();
var dbb = new DwmBlurBehind(true);
dbb.SetRegion(Graphics.FromHwnd(hwnd), new Region(path));
DwmApi.DwmEnableBlurBehindWindow(hwnd, ref dbb);
}
private void UpdateGlass()
{
DwmBlurBehind DBB = new DwmBlurBehind();
DBB.Flags = 0x3;
DBB.Enable = true;
DBB.TransitionOnMaximized = false;
DBB.RgnBlur = this.GlassRegion.GetHrgn(base.CreateGraphics());
DwmEnableBlurBehindWindow(base.Handle, ref DBB); // Appelle de l'APIs qui ajoute le glass
base.Invalidate(); // Retrace la form
}
/// <summary>
/// Disables the Aero "Blur Behind" effect.
/// </summary>
public static void DisableBlurBehind(IntPtr hWnd)
{
if (!OsSupport.IsVistaOrLater || !OsSupport.IsCompositionEnabled)
{
return;
}
var bb = new DwmBlurBehind {
fEnable = false,
dwFlags = DwmBlurBehindFlags.Enable
};
DwmMethods.DwmEnableBlurBehindWindow(hWnd, ref bb);
}
/// <summary>Enables Blur on Aero Glass.</summary>
/// <param name="windowHandle">The windows handle to add the blur to.</param>
/// <param name="region">The area to add the blur to.</param>
public static void EnableBlur(IntPtr windowHandle, IntPtr region)
{
if (Environment.OSVersion.Version.Major < 6)
{
return;
}
var blur = new DwmBlurBehind { RegionBlur = region, Flags = BlurBehindOptions.BlurBehindRegion };
if (NativeMethods.DwmEnableBlurBehindWindow(windowHandle, ref blur) != 0)
{
// throw new InvalidOperationException();
}
}
/// <summary>
/// Enable the Aero "Blur Behind" effect on the whole client area.
/// Background of the clint area must be painted in black.
/// </summary>
public static void EnableBlurBehind(IntPtr hWnd)
{
if (!OsSupport.IsVistaOrBetter || !OsSupport.IsCompositionEnabled)
{
return;
}
var bb = new DwmBlurBehind {
fEnable = true,
hRgnBlur = IntPtr.Zero,
dwFlags = DwmBlurBehindFlags.Enable
};
DwmMethods.DwmEnableBlurBehindWindow(hWnd, ref bb);
}
/// <summary>Enables Blur on Aero Glass.</summary>
/// <param name="windowHandle">The windows handle to add the blur to.</param>
/// <param name="region">The area to add the blur to.</param>
public static void EnableBlur(IntPtr windowHandle, IntPtr region)
{
if (Environment.OSVersion.Version.Major < 6)
{
return;
}
var blur = new DwmBlurBehind {
RegionBlur = region, Flags = BlurBehindOptions.BlurBehindRegion
};
if (NativeMethods.DwmEnableBlurBehindWindow(windowHandle, ref blur) != 0)
{
// throw new InvalidOperationException();
}
}
public static extern void DwmEnableBlurBehindWindow(IntPtr hwnd, ref DwmBlurBehind blurBehind);
private extern static void DwmEnableBlurBehindWindow(IntPtr hWnd, ref DwmBlurBehind BlurBehind);
internal static extern int DwmEnableBlurBehindWindow(IntPtr handle, ref DwmBlurBehind bb);
internal static extern void DwmEnableBlurBehindWindow(
[In] HandleRef hWnd,
[In] DwmBlurBehind pBlurBehind);
