save project

my_music.py

@@ -63,7 +63,14 @@ while True:
                     pygame.mixer.music.play()
                     pygame.mixer.music.play()
                     play_button = stop_img
                     play_button = stop_img
                     click = 0
                     click = 0
-
+                if x > 420 and x < 520 and y > 350 and y < 400: #上一曲
+                    num += 1
+                    if num > len(music_list) - 1:
+                        num = 0
+                    pygame.mixer.music.load(path +"\\" +music_list[num])
+                    pygame.mixer.music.play()
+                    play_button = stop_img
+                    click = 0
     if pygame.mixer.music.get_busy() == False:
     if pygame.mixer.music.get_busy() == False:
         num += 1
         num += 1
         if num > len(filelist)-1:
         if num > len(filelist)-1: