private IntPtr SourceHook(IntPtr hWnd, int message, IntPtr wParam, IntPtr lParam, ref bool handled)
{
if (handled)
{
return(IntPtr.Zero);
}
switch ((WM)message)
{
case WM.SYSCHAR:
case WM.SYSKEYDOWN:
case WM.SYSKEYUP:
case WM.KEYDOWN:
case WM.KEYUP:
case WM.CHAR:
case WM.IME_CHAR:
{
if (!IsKeyboardFocused)
{
break;
}
if (message == (int)WM.SYSKEYDOWN &&
wParam.ToInt32() == KeyInterop.VirtualKeyFromKey(Key.F4))
{
// We don't want CEF to receive this event (and mark it as handled), since that makes it impossible to
// shut down a CefSharp-based app by pressing Alt-F4, which is kind of bad.
return(IntPtr.Zero);
}
handled = managedCefBrowserAdapter.SendKeyEvent(message, wParam.ToInt32(), lParam);
break;
}
}
return(IntPtr.Zero);
}
public void SendKeyPress(int message, int wParam, CefEventFlags modifiers = CefEventFlags.None)
{
managedCefBrowserAdapter.SendKeyEvent(message, wParam, (int)modifiers);
}
