public static bool IsGlassEnabled()//Check if glass is enabled on the system
{
if (Environment.OSVersion.Version.Major < 6)
{
return(false);
}
bool isGlassSupported = false;
GlassApi.DwmIsCompositionEnabled(ref isGlassSupported);
return(isGlassSupported);
}
//initialize the glass areas of the form
public void extendFrame(int Top, int Bottom, int Left, int Right, Form thisForm)
{
if (!GlassApi.IsGlassEnabled())
{
return;
}
//set glass margins
Margins margins;
margins.Top = Top;
margins.Bottom = Bottom;
margins.Left = Left;
margins.Right = Right;
Form f = new Form();
f = thisForm;
f.TransparencyKey = transColor;
GlassApi.DwmExtendFrameIntoClientArea(f.Handle, ref margins);
}
public void extendFrame(int top, int bottom, int left, int right, Window window)
{
try
{
//set the form background to transparent
window.Background = Brushes.Transparent;
// Get the window handle
IntPtr mainWindowPtr = new WindowInteropHelper(window).Handle;
HwndSource mainWindowSrc = HwndSource.FromHwnd(mainWindowPtr);
mainWindowSrc.CompositionTarget.BackgroundColor = Color.FromArgb(0, 0, 0, 0);
// Get the system dpi values
System.Drawing.Graphics desktop = System.Drawing.Graphics.FromHwnd(mainWindowPtr);
float DpiX = desktop.DpiX;
float pDpiY = desktop.DpiY;
// Set Margins
Margins margins = new Margins();
margins.Left = Convert.ToInt32((left + 5) * (DpiX / 96));
margins.Right = Convert.ToInt32((right + 5) * (DpiX / 96));
margins.Top = Convert.ToInt32((top + 5) * (DpiX / 96));
margins.Bottom = Convert.ToInt32((bottom + 5) * (DpiX / 96));
int check = GlassApi.DwmExtendFrameIntoClientArea(mainWindowSrc.Handle, ref margins);
if (check < 0)
{
//Cannot extend frame so set background to default
window.Background = defaultColor;
}
}
// If aero is not supported paint the background default
catch (DllNotFoundException)
{
window.Background = defaultColor;
}
}
private void GlassPane_Load(object sender, EventArgs e)
{
if (GlassApi.IsGlassEnabled())
{
this.BackColor = transColor;
}
else
{
this.BackColor = defaultColor;
}
if (autoExt)
{
//if the form is docked,automatically initialize glass
if (this.Dock == DockStyle.Bottom)
{
g.extendFrame(0, this.Height, 0, 0, this.ParentForm);
}
else if (this.Dock == DockStyle.Top)
{
g.extendFrame(this.Height, 0, 0, 0, this.ParentForm);
}
else if (this.Dock == DockStyle.Left)
{
g.extendFrame(0, 0, this.Width, 0, this.ParentForm);
}
else if (this.Dock == DockStyle.Right)
{
g.extendFrame(0, 0, 0, this.Width, this.ParentForm);
}
else if (this.Dock == DockStyle.Fill)
{
g.extendFrame(this.ParentForm);
}
}
}
