auto save

my_music.py

@@ -27,16 +27,23 @@ while True:
             exit()
             exit()
         # 按键，控制声音大小
         # 按键，控制声音大小
         if event.type == locals.KEYDOWN:
         if event.type == locals.KEYDOWN:
-            if event.key == locals.K_UP:
+            if event.key == locals.K_w:
                 volume += 0.1
                 volume += 0.1
                 if volume > 1:
                 if volume > 1:
                     volume = 1
                     volume = 1
                 pygame.mixer.music.set_volume(volume)
                 pygame.mixer.music.set_volume(volume)
-            if event.key == locals.K_DOWN:
+            if event.key == locals.K_s:
                 volume -= 0.1
                 volume -= 0.1
                 if volume < 0:
                 if volume < 0:
                     volume = 0
                     volume = 0
                 pygame.mixer.music.set_volume(volume)
                 pygame.mixer.music.set_volume(volume)
+            if event.key == locals.K_a:
+                num-=1
+                num += 1
+            if num > len(filelist)-1:
+                num = 0
+            pygame.mixer.music.load(filelist[num])
+            pygame.mixer.music.play()
 
 
         # 按下鼠标
         # 按下鼠标
         if event.type == locals.MOUSEBUTTONDOWN:
         if event.type == locals.MOUSEBUTTONDOWN: