auto save

my_music.py

@@ -12,14 +12,26 @@ last_img = pygame.image.load('last.png')  # 上一曲按钮
 next_img = pygame.image.load('next.png')  # 下一曲按钮
 logo_img = pygame.image.load('logo.png')  # 中间logo
 pygame.mixer.music.load('歌曲1.wav')
-
+volume = 2
+pygame.mixer.music.set_volume(volume)
 
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
             exit()
+        if event.type == locals.KEYDOWN:
+            if event.key == locals.K_UP:
+                volume += 0.1
+                if volume > 1 :
+                    volume = 1
+            if event.key == locals.K_DOWN:
+                volume -= 0.1
+                if volume < 0 :
+                    volume = 0 
+            pygame.mixer.music.set_volume(volume)
         if pygame.mixer.music.get_busy() == False :
             pygame.mixer.music.play()
+            
 
     # 绘制画面
     screen.blit(bg_img, (0, 0))      # 填充背景