private void Window_Loaded(object sender, RoutedEventArgs e)
{
if (_window == null || !_window.TryGetTarget(out var window))
{
return;
}
window.Loaded -= Window_Loaded;
var windowHelper = new WindowInteropHelper(window);
var accent = new NativeMethods.AccentPolicy();
var accentStructSize = Marshal.SizeOf(accent);
accent.AccentState = _enable?NativeMethods.AccentState.ACCENT_ENABLE_BLURBEHIND:NativeMethods.AccentState.ACCENT_DISABLED; //NativeMethods.AccentState.ACCENT_ENABLE_BLURBEHIND;
var accentPtr = Marshal.AllocHGlobal(accentStructSize);
Marshal.StructureToPtr(accent, accentPtr, false);
var data = new NativeMethods.WindowCompositionAttributeData
{
Attribute = NativeMethods.WindowCompositionAttribute.WCA_ACCENT_POLICY,
SizeOfData = accentStructSize,
Data = accentPtr
};
_ = NativeMethods.SetWindowCompositionAttribute(windowHelper.Handle, ref data);
Marshal.FreeHGlobal(accentPtr);
_window.SetTarget(null);
}
private void _window_Loaded(object sender, RoutedEventArgs e)
{
var windowHelper = new WindowInteropHelper(_window);
var accent = new NativeMethods.AccentPolicy();
var accentStructSize = Marshal.SizeOf(accent);
accent.AccentState = NativeMethods.AccentState.ACCENT_ENABLE_BLURBEHIND;
var accentPtr = Marshal.AllocHGlobal(accentStructSize);
Marshal.StructureToPtr(accent, accentPtr, false);
var data = new NativeMethods.WindowCompositionAttributeData
{
Attribute = NativeMethods.WindowCompositionAttribute.WCA_ACCENT_POLICY,
SizeOfData = accentStructSize,
Data = accentPtr
};
NativeMethods.SetWindowCompositionAttribute(windowHelper.Handle, ref data);
Marshal.FreeHGlobal(accentPtr);
}
