private void updateColorization() {
		if( colorizationUpToDate )
			return;
		colorizationUpToDate = true;

		String subKey = "SOFTWARE\\Microsoft\\Windows\\DWM";

		int value = registryGetIntValue( subKey, "ColorPrevalence", -1 );
		colorizationColorAffectsBorders = (value > 0);

		value = registryGetIntValue( subKey, "ColorizationColor", -1 );
		colorizationColor = (value != -1) ? new Color( value ) : null;

		colorizationColorBalance = registryGetIntValue( subKey, "ColorizationColorBalance", -1 );
	}
Tell the window whether the application wants to use custom decorations.
If {@code true}, the Windows 10 title bar is hidden (including minimize,
maximize and close buttons), but not the resize borders (including drop shadow).
flatlaf-natives/flatlaf-natives-jna/src/main/java/com/formdev/flatlaf/natives/jna/windows/FlatWindowsNativeWindowBorder.java