save project

my_music.py

@@ -50,10 +50,28 @@ while True:
                     else:
                     else:
                         play_button = play_img
                         play_button = play_img
                         pygame.mixer.music.pause()
                         pygame.mixer.music.pause()
-                if x >120 and x < 520 and y > 350 and y <400:
-                    num = 0
-                    
+                if x >120 and x < 220 and y > 350 and y <400:
+                    num -= 0
+                    if num<0:
+                        num=len(music_list)-1    
+                    pygame.mixer.music.load(path+'\\'+music_list[num])
+                    pygame.mixer.music.play()
+                    play_button = stop_img
+                    click = 0   
+                
+                if x >420 and x < 520 and y > 350 and y <400:
+                    num+=1
+                    if num1>len(filelist)-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:
+
+        print(num)
+        pygame.mixer.music.load(path+'\\'+music_list[num])
         pygame.mixer.music.play()
         pygame.mixer.music.play()
 
 
     # 绘制画面
     # 绘制画面