Ignore windows completely out of the virtual screen.

mmwnd/mmwndhook/mmwndhook_impl.h

@@ -72,11 +72,21 @@ bool adjust_pos(HWND hwnd) {
  wndpl.length = sizeof(wndpl);
  ::GetWindowPlacement(hwnd, &wndpl);
 
- if (rect.right-rect.left <= 0 || rect.bottom-rect.top <= 0 ||
+ if (::IsRectEmpty(&rect) ||
  wndpl.showCmd == 0 || (wndpl.showCmd & SW_MINIMIZE) ||
  wndpl.showCmd == SW_MAXIMIZE) return false; // not normal size window
 
  POINT pt1 = { rect.left, rect.top }, pt2 = { rect.right, rect.bottom };
+
+ RECT vscr;
+ vscr.left = ::GetSystemMetrics(SM_XVIRTUALSCREEN);
+ vscr.top = ::GetSystemMetrics(SM_YVIRTUALSCREEN);
+ vscr.right = vscr.left + ::GetSystemMetrics(SM_CXVIRTUALSCREEN);
+ vscr.bottom = vscr.top + ::GetSystemMetrics(SM_CYVIRTUALSCREEN);
+ if (!::PtInRect(&vscr, pt1) && !::PtInRect(&vscr, pt2)) {
+ return false; // completely out of screen
+ }
+
  HMONITOR mon1, mon2;
  if ((mon1 = ::MonitorFromPoint(pt1, MONITOR_DEFAULTTONULL)) &&
  (mon2 = ::MonitorFromPoint(pt2, MONITOR_DEFAULTTONULL))) {
@@ -124,6 +134,7 @@ bool adjust_pos(HWND hwnd) {
 
 #ifdef _DEBUG
  std::basic_stringstream<gnn::tchar> ss;
+ ss << std::endl << _T(" ") << _T("[hwnd] 0x") << std::setbase(16) << hwnd;
  ss << std::endl << _T(" ") << _T("[pos] ") << to_s(rect);
  ss << std::endl << _T(" ") << _T("[mon] ") << to_s(mi.rcWork);
  RECT dst = { pt.x, pt.y, pt.x+width, pt.y+height };