[feat] only one systray can be in execution

Create a systray.pid file to check if another systray is in execution
and only one systray is allowed to be running.

- Resolves: #17

1 files changed, 3 insertions, 0 deletions

diff --git a/systray.go b/systray.go
index e76763a..d72562c 100644
--- a/systray.go
+++ b/systray.go
@@ -116,7 +116,10 @@ func (bt *bmTray) onReady() {
 
 			case <-mQuit.ClickedCh:
 				systray.Quit()
+				// XXX: this a hack as quit doesn't work
+				//      this should be done by defer in the main function
 				bt.bm.Close()
+				releasePID()
 				log.Println("Quit now...")
 				os.Exit(0)