Knowledge Base Nr: 00268 wmppos.cpp - http://www.swe-kaiser.de

Win32: Windows Media Player 9 Filmposition mit C-Programm setzen (Fenster(Slider) suchen und mit Maus fernbedienen)

  
int CMySocketServer::DoWMPPos(int nNewPosX) //ACHTUNG funzt nur für Windows Media Player!!!!
{
  HWND hwnd = ::FindWindow("WMP Skin Host", "Windows Media Player");
  TRACE("FindWindow = 0x%p\n", hwnd);
  if (!hwnd)
  {
    ASSERT(FALSE);
    return -1;
  }

  //falls noch nicht geschehen und kein anderes fenster (z.b. debugger):
  HWND hwndOrg = ::GetForegroundWindow();

  BOOL bSucc = ::SetForegroundWindow(hwnd);
  TRACE("SetForegroundWindow = %d\n", bSucc);

  RECT rect;
  bSucc = ::GetWindowRect(hwnd, &rect);
  if (!bSucc)
  {
    ASSERT(FALSE);
    return -5;
  }

/*
    //slider-offsets für kleinste fensterdarstellung mit spy++ ermittelt!
	int nStartPosX = rect.left + 300;
	int nMaxPosX = rect.left + 550;
	int nStartPosY = rect.top + 285;
	int nMaxPosY = rect.top + 295;
*/
    //slider-offsets für beliebige fensterdarstellung mit spy++ ermittelt!
	int nStartPosX = rect.left + 304;
	int nMaxPosX = rect.right - 305;
	int nStartPosY = rect.bottom - 180;
	int nMaxPosY = rect.bottom - 174;

  int nWidthX = nMaxPosX-nStartPosX;
  int nPosY = nStartPosY + ((nMaxPosY-nStartPosY)/2);

  int nNewWidth = ((0.0+nWidthX)/100.0) * nNewPosX;
  int nPosX = nStartPosX + nNewWidth;
  if (nPosX >= nMaxPosX)
    nPosX = nMaxPosX-1;

  POINT ptOrg;
  ::GetCursorPos(&ptOrg);

  TRACE("SetCursorPos(%d, %d", nPosX, nPosY);
  ::SetCursorPos(nPosX, nPosY);

  mouse_event(MOUSEEVENTF_LEFTDOWN,         // motion and click options
                0,              // horizontal position or change
                0,              // vertical position or change
                0,          // wheel movement
                NULL  // application-defined information
              );

  Sleep(100);

  mouse_event(MOUSEEVENTF_LEFTUP,         // motion and click options
                0,              // horizontal position or change
                0,              // vertical position or change
                0,          // wheel movement
                NULL  // application-defined information
              );
  Sleep(100);

  //alten zustand wiederherstellen
  ::SetForegroundWindow(hwndOrg);
  ::SetCursorPos(ptOrg.x, ptOrg.y);

  return 0;
}