save project

my_music.py

@@ -41,9 +41,16 @@ while True:
             else:
             else:
                 play_button=play_img
                 play_button=play_img
                 pygame.mixer.music.pause()
                 pygame.mixer.music.pause()
+            if x > and x < 220 and y < 400:
+                num -= 1
+                if num < 0：
+                    num = len(music_list)-1
+                pygame.mixer.music.load(path+"\\"+music.list[num])
+                pygame.mixer.music.play()
+                play_button=stop.play()
+                click=0
                 
                 
-
-
+                                                                                              U                                                                                                        
         if pygame.mixer.music.get_busy()==False:
         if pygame.mixer.music.get_busy()==False:
              pygame.mixer.music.play()
              pygame.mixer.music.play()
     # 绘制画面
     # 绘制画面