4 references to SetLayeredWindowAttributes
System.Windows.Forms (4)
winforms\Managed\System\WinForms\Form.cs (3)
6458
result = UnsafeNativeMethods.
SetLayeredWindowAttributes
(new HandleRef(this, Handle), 0, OpacityAsByte, NativeMethods.LWA_ALPHA);
6462
result = UnsafeNativeMethods.
SetLayeredWindowAttributes
(new HandleRef(this, Handle), ColorTranslator.ToWin32(transparencyKey), 0, NativeMethods.LWA_COLORKEY);
6465
result = UnsafeNativeMethods.
SetLayeredWindowAttributes
(new HandleRef(this, Handle), ColorTranslator.ToWin32(transparencyKey),
winforms\Managed\System\WinForms\ToolStripDropDown.cs (1)
2022
result = UnsafeNativeMethods.
SetLayeredWindowAttributes
(new HandleRef(this, Handle), 0, OpacityAsByte, NativeMethods.LWA_ALPHA);