COSXScreenSaver::COSXScreenSaver(IEventQueue* events, void* eventTarget) :
m_eventTarget(eventTarget),
m_enabled(true),
m_events(events)
{
m_autoReleasePool = screenSaverUtilCreatePool();
m_screenSaverController = screenSaverUtilCreateController();
// install launch/termination event handlers
EventTypeSpec launchEventTypes[2];
launchEventTypes[0].eventClass = kEventClassApplication;
launchEventTypes[0].eventKind = kEventAppLaunched;
launchEventTypes[1].eventClass = kEventClassApplication;
launchEventTypes[1].eventKind = kEventAppTerminated;
EventHandlerUPP launchTerminationEventHandler =
NewEventHandlerUPP(launchTerminationCallback);
InstallApplicationEventHandler(launchTerminationEventHandler, 2,
launchEventTypes, this,
&m_launchTerminationEventHandlerRef);
DisposeEventHandlerUPP(launchTerminationEventHandler);
m_screenSaverPSN.highLongOfPSN = 0;
m_screenSaverPSN.lowLongOfPSN = 0;
if (isActive()) {
getProcessSerialNumber("ScreenSaverEngine", m_screenSaverPSN);
}
}
COSXScreenSaver::COSXScreenSaver(void* eventTarget) :
m_eventTarget(eventTarget),
m_enabled(true)
{
m_autoReleasePool = screenSaverUtilCreatePool();
m_screenSaverController = screenSaverUtilCreateController();
// install launch/termination event handlers
EventTypeSpec launchEventTypes[2];
launchEventTypes[0].eventClass = kEventClassApplication;
launchEventTypes[0].eventKind = kEventAppLaunched;
launchEventTypes[1].eventClass = kEventClassApplication;
launchEventTypes[1].eventKind = kEventAppTerminated;
EventHandlerUPP launchTerminationEventHandler =
NewEventHandlerUPP(launchTerminationCallback);
InstallApplicationEventHandler(launchTerminationEventHandler, 2,
launchEventTypes, this,
&m_launchTerminationEventHandlerRef);
DisposeEventHandlerUPP(launchTerminationEventHandler);
m_screenSaverPSN.highLongOfPSN = 0;
m_screenSaverPSN.lowLongOfPSN = 0;
// test if screensaver is running and find process number
if (isActive()) {
ProcessInfoRec procInfo;
Str31 procName; // pascal string. first byte holds length.
memset(&procInfo, 0, sizeof(procInfo));
procInfo.processName = procName;
procInfo.processInfoLength = sizeof(ProcessInfoRec);
ProcessSerialNumber psn;
OSErr err = GetNextProcess(&psn);
while (err == 0) {
memset(procName, 0, sizeof(procName));
err = GetProcessInformation(&psn, &procInfo);
if (err != 0) {
break;
}
if (strcmp("ScreenSaverEngine", (const char*)&procName[1]) == 0) {
m_screenSaverPSN = psn;
break;
}
err = GetNextProcess(&psn);
}
}
}
