save project

my_music.py

@@ -18,7 +18,7 @@ while True:
     for event in pygame.event.get():
     for event in pygame.event.get():
         if event.type == locals.QUIT:
         if event.type == locals.QUIT:
             exit()
             exit()
-'''
+        if event.type==pygame.KEYDOWN:
             if event.key==pygame.K_DOWN:
             if event.key==pygame.K_DOWN:
                 volume-=0.2
                 volume-=0.2
                 if volume<0:
                 if volume<0:
@@ -27,8 +27,7 @@ while True:
                 volume+=0.2
                 volume+=0.2
                 if volume>1:
                 if volume>1:
                     volume=1 
                     volume=1 
-'''
-    #pygame.mixer_music.set_volume(volume)  
+    pygame.mixer_music.set_volume(volume)   
     if pygame.mixer.music.get_busy() == False:      # 音乐是否正在播放
     if pygame.mixer.music.get_busy() == False:      # 音乐是否正在播放
         pygame.mixer.music.play()
         pygame.mixer.music.play()
     # 绘制画面
     # 绘制画面