internal static void EnableBlur(IntPtr handle, Win32.AccentState state = Win32.AccentState.ACCENT_ENABLE_TRANSPARENTGRADIENT)
{
var accent = new Win32.AccentPolicy();
var accentStructSize = Marshal.SizeOf(accent);
accent.AccentState = state;
var accentPtr = Marshal.AllocHGlobal(accentStructSize);
Marshal.StructureToPtr(accent, accentPtr, false);
var data = new Win32.WindowCompositionAttributeData();
data.Attribute = Win32.WindowCompositionAttribute.WCA_ACCENT_POLICY;
data.SizeOfData = accentStructSize;
data.Data = accentPtr;
Win32.SetWindowCompositionAttribute(handle, ref data);
Marshal.FreeHGlobal(accentPtr);
}
private void setTaskbarStyle(TaskbarMode mode)
{
string tskBarClassName = "Shell_TrayWnd";
IntPtr tskBarHwnd = Win32.FindWindow(tskBarClassName, null /* TODO Change to default(_) if this is not a reference type */);
var accent = new Win32.AccentPolicy();
var accentStructSize = Marshal.SizeOf(accent);
switch (mode)
{
default:
case TaskbarMode.Acrylic:
accent.AccentState = Win32.AccentState.ACCENT_ENABLE_ACRYLICBLURBEHIND;
accent.GradientColor = 10;
break;
case TaskbarMode.Blur:
accent.AccentState = Win32.AccentState.ACCENT_ENABLE_BLURBEHIND;
break;
case TaskbarMode.Transparent:
accent.AccentState = Win32.AccentState.ACCENT_ENABLE_TRANSPARANT;
break;
case TaskbarMode.None:
accent.AccentState = Win32.AccentState.ACCENT_DISABLED;
break;
}
var accentPtr = Marshal.AllocHGlobal(accentStructSize);
Marshal.StructureToPtr(accent, accentPtr, false);
var data = new Win32.WindowCompositionAttributeData();
data.Attribute = Win32.WindowCompositionAttribute.WCA_ACCENT_POLICY;
data.SizeOfData = accentStructSize;
data.Data = accentPtr;
Win32.SetWindowCompositionAttribute(tskBarHwnd, ref data);
Marshal.FreeHGlobal(accentPtr);
}
