LRESULT VirtualDimension::OnTimer(HWND /*hWnd*/, UINT /*message*/, WPARAM /*wParam*/, LPARAM /*lParam*/)
{
POINT pt;
//Do not shrink and let the timer run if the mouse is over the window -> it will be hidden later, when
//mouse is not on window anymore.
GetCursorPos(&pt);
if (!IsPointInWindow(pt) && GetWindowThreadProcessId(GetForegroundWindow(),NULL) != GetCurrentThreadId())
{
KillTimer(m_autoHideTimerId); //already auto-hidden -> do not need to
Shrink();
}
return 0;
}
static HWND
FindTopmostWindowAtPoint(HWND aWnd, const POINT& aPointInScreen)
{
if (!::IsWindowVisible(aWnd) || !IsPointInWindow(aWnd, aPointInScreen)) {
return nullptr;
}
HWND childWnd = ::GetTopWindow(aWnd);
while (childWnd) {
HWND topmostWnd = FindTopmostWindowAtPoint(childWnd, aPointInScreen);
if (topmostWnd) {
return topmostWnd;
}
childWnd = ::GetNextWindow(childWnd, GW_HWNDNEXT);
}
return aWnd;
}
