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Add an SMXConfigShutdown event to allow the installer to close the application automatically.

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This commit is contained in:
Glenn Maynard 2019-10-06 03:58:20 -05:00
parent f85058e499
commit 54003cd6a3
1 changed files with 20 additions and 0 deletions
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20
smx-config/App.xaml.cs
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@ -30,6 +30,9 @@ namespace smx_config
return;
}
// This is used by the installer to close a running instance automatically when updating.
ListenForShutdownRequest();
// If we're being launched on startup, but the LaunchOnStartup setting is false,
// then the user turned off auto-launching but we're still being launched for some
// reason (eg. a renamed launch shortcut that we couldn't find to remove). As
@ -181,6 +184,23 @@ namespace smx_config
}));
}
private void ListenForShutdownRequest()
{
// We've already checked that we're the only instance when we get here, so this event shouldn't
// exist. If it already exists for some reason, we'll listen to it anyway.
EventWaitHandle SMXConfigShutdown = new EventWaitHandle(false, EventResetMode.AutoReset, "SMXConfigShutdown");
ThreadPool.RegisterWaitForSingleObject(SMXConfigShutdown, ShutdownApplicationCallback, this, Timeout.Infinite, false);
}
private static void ShutdownApplicationCallback(Object self, Boolean timedOut)
{
// This is called when another instance sends us a message over SMXConfigShutdown.
Application.Current.Dispatcher.Invoke(new Action(() => {
App application = (App) Application.Current;
application.Shutdown();
}));
}
// Create a tray icon. For some reason there's no WPF interface for this,
// so we have to use Forms.
void CreateTrayIcon()