private static EventHandler <MonitorEventArgs> UnregisterEvent(EventHandler <MonitorEventArgs> original, EventHandler <MonitorEventArgs> oldDel)
{
original = original - oldDel;
if (original == null)
{
registerCount--;
if (registerCount == 0)
{
//unregister for those events.
SensLogon.eventCatcher.Dispose();
SensLogon.eventCatcher = null;
}
}
return(original);
}
private static EventHandler <MonitorEventArgs> RegisterEvent(EventHandler <MonitorEventArgs> original, EventHandler <MonitorEventArgs> newDel)
{
bool shouldRegister = (original == null);
original = original + newDel;
if (shouldRegister)
{
if (registerCount <= 0)
{
if (SensLogon.eventCatcher == null)
{
SensLogon.eventCatcher = new SensLogonInterop();
}
registerCount = 1;
}
else
{
//Just count them.
registerCount++;
}
}
return(original);
}
private static EventHandler<MonitorEventArgs> UnregisterEvent(EventHandler<MonitorEventArgs> original, EventHandler<MonitorEventArgs> oldDel)
{
original = original - oldDel;
if (original == null) {
registerCount--;
if (registerCount == 0) {
//unregister for those events.
SensLogon.eventCatcher.Dispose();
SensLogon.eventCatcher = null;
}
}
return original;
}
private static EventHandler<MonitorEventArgs> RegisterEvent(EventHandler<MonitorEventArgs> original, EventHandler<MonitorEventArgs> newDel)
{
bool shouldRegister = (original == null);
original = original + newDel;
if (shouldRegister) {
if (registerCount <= 0) {
if (SensLogon.eventCatcher == null)
SensLogon.eventCatcher = new SensLogonInterop();
registerCount = 1;
} else {
//Just count them.
registerCount++;
}
}
return original;
}