auto save

my_music.py

@@ -12,12 +12,21 @@ 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
 
-
+volume = 0.2
+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
+                pygame.mixer.music.set_volume(volume)
+            if event.key == locals.K_DOWN:
+                volume -= 0.1
+                pygame.mixer.music.set_volume(volume)
 
+    
     # 绘制画面
     screen.blit(bg_img, (0, 0))      # 填充背景
     screen.blit(stop_img, (270, 330))   # 暂停按钮