widget/src/windows/nsIdleServiceWin.cpp

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  40
  41 #include "nsIdleServiceWin.h"
  42 #include <windows.h>
  43
  44 NS_IMPL_ISUPPORTS2(nsIdleServiceWin, nsIIdleService, nsIdleService)
  45
  46 bool
  47 nsIdleServiceWin::PollIdleTime(PRUint32 *aIdleTime)
  48 {
  49 #ifndef WINCE
  50     LASTINPUTINFO inputInfo;
  51     inputInfo.cbSize = sizeof(inputInfo);
  52     if (!::GetLastInputInfo(&inputInfo))
  53         return false;
  54
  55     *aIdleTime = SAFE_COMPARE_EVEN_WITH_WRAPPING(GetTickCount(), inputInfo.dwTime);
  56
  57     return true;
  58 #else
  59     // On WinCE we don't pull the idle time from the system.
  60     return false;
  61 #endif
  62 }
  63
  64 bool
  65 nsIdleServiceWin::UsePollMode()
  66 {
  67 #ifndef WINCE
  68     return true;
  69 #else
  70     // On WinCE we don't pull the idle time from the system.
  71     return false;
  72 #endif
  73 }