Simulate mouse click

void MainWindow::clicked()
{
// QMouseEvent *mEvnPress;
// QMouseEvent *mEvnRelease;
// mEvnPress = new QMouseEvent(QEvent::MouseButtonPress, pos, Qt::LeftButton, Qt::LeftButton, Qt::NoModifier);
// QApplication::sendEvent(QWidget::focusWidget(),mEvnPress);
// mEvnRelease = new QMouseEvent(QEvent::MouseButtonRelease, pos, Qt::LeftButton, Qt::LeftButton, Qt::NoModifier);
// QApplication::sendEvent(QWidget::focusWidget(),mEvnRelease);
HWND hq = FindWindow(L"LWnd_3668379641", L" Blue snow in love - The return of the king beta ");
if (hq != NULL)
{
int x=100,y=100; // Define bench marks
while(true)

    {
        Sleep(100);
    ::SendMessage(hq, WM_LBUTTONDOWN, 0, MAKELPARAM(200,200));
        Sleep(200);
    ::SendMessage(hq, WM_LBUTTONUP, 0, MAKELPARAM(200,200));
    }

}
else
{
   qDebug() << QString::fromLocal8Bit(" No corresponding window found ");
}

}