save project

my_music.py

@@ -48,12 +48,22 @@ while True:
                 else:
                 else:
                     play_button = play_img
                     play_button = play_img
                     pygame.mixer.music.pause()
                     pygame.mixer.music.pause()
+             if x > 270 and x <370 and y >350 and y < 450 :#
+                 num -= 1
+                 if num <0:
+                     num = > len(music_list)-1:
+                 
                      
                      
     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:
             num = 0  
             num = 0  
+        pygame.mixer.music.load(path + "\\"+music_list[num])
         pygame.mixer.music.play()
         pygame.mixer.music.play()
+        play_button= stop_img#
+        click =0 #
+    if x + 420 and x < 520 and y >350 and y> 400
+
 
 
     # 绘制画面
     # 绘制画面
     screen.blit(bg_img, (0, 0))      # 填充背景
     screen.blit(bg_img, (0, 0))      # 填充背景