save project

my_music.py

@@ -55,7 +55,12 @@ while True:
                     else:
                         play_button = play_img
                         pygame.mixer.music.pause()
-
+            if event.button == 1:  # 左击
+                x, y = event.pos
+                if x > 120 and x < 200 and y > 350 and y < 400:
+                        num -= 1
+                        play_button = play_img
+                        pygame.mixer.music.pause() 
     if pygame.mixer.music.get_busy() == False:
         num += 1
         if num > len(filelist)-1: