public static void RunMeInSingleProcessOnly(Action <string> exitingMessage)
{
string appName = ProgramRoutines.GetAppName();
bool createdNew;
MutexSecurity mutexSecurity = new MutexSecurity();
mutexSecurity.AddAccessRule(new MutexAccessRule(new SecurityIdentifier(WellKnownSidType.WorldSid, null), MutexRights.Synchronize | MutexRights.Modify, AccessControlType.Allow));
for (int i = 0; i < 2; i++)
{
try
{
GLOBAL_SINGLE_PROCESS_MUTEX = new Mutex(false, @"Global\CLIVERSOFT_" + appName + @"_SINGLE_PROCESS", out createdNew, mutexSecurity);
break;
}
catch (Exception e)
{//An “access denied” while creating a new Mutex can happen in the following situation:
//a.Process A running as an administrator creates a named mutex.
//b.Process B running as a normal user attempts to access the mutex which fails with “access denied” since only Administrators can access the mutex.
if (i == 0)
{
Thread.Sleep(1000);//wait for some time while contending, if the other instance of the program is still in progress of shutting down.
continue;
}
exitingMessage?.Invoke(Log.GetExceptionMessage(e) + "\r\n\r\nExiting...");
Environment.Exit(0);
}
}
if (GLOBAL_SINGLE_PROCESS_MUTEX.WaitOne(1000, false))//wait for some time while contending, if the other instance of the program is still in progress of shutting down.
{
return;
}
exitingMessage?.Invoke(appName + " is already running, so this instance will exit.");
Environment.Exit(0);
}
public static InfoWindow Create(string text, string image_url, string action_name, Action action, string sound_file = null, Brush box_brush = null, Brush button_brush = null)
{
return(Create(ProgramRoutines.GetAppName(), text, image_url, action_name, action, sound_file, box_brush, button_brush));
}