auto save

my_music.py

 import pygame
+import os
 from pygame import locals
 
 pygame.init()  # 初始化
@@ -14,10 +15,16 @@ logo_img = pygame.image.load('logo.png')  # 下一曲按钮
 
 volume = 0.2
 pygame.mixer.music.set_volume(volume)  # 初始播放音量
-click = 0
+click = 1
 play_button = stop_img
 
-music_list = ["歌曲1.wav","全素妍.mp3","植松伸夫.mp3","Dmitri.mp3"]
+path = "C:\\Users\\ColaMaster\\Music\\"
+temp_list = os.listdir(path)
+music_list = []
+for i in temp_list:
+    if i[-4:] == ".mp3":
+        music_list.append(i)
+print(music_list)
 num = 0
 while True:
     for event in pygame.event.get():
@@ -42,17 +49,29 @@ while True:
                 x,y = event.pos
                 if x > 270 and x <370 and y > 350 and y < 450:
                 # 次数增加
-                    click += 1
-                    if click % 2 == 0:
-                        play_button = stop_img
-                        pygame.mixer.music.unpause()
-                    else:
-                        play_button = play_img
-                        pygame.mixer.music.pause()
-
+                    click = 0-click
+                    
+                if x>120 and x<220 and y>350 and y<400:
+                    click = 1
+                    num -= 1
+                    if num < 0:
+                        num = len(music_list)-1
+                    pygame.mixer.music.load(path+music_list[num])
+                    pygame.mixer.music.play()
+                if x>420 and x<520 and y>350 and y<400:
+                    click = 1
+                    num = (num+1)%3
+                    pygame.mixer.music.load(path+music_list[num])
+                    pygame.mixer.music.play()
+                if click == 1:
+                    play_button = stop_img
+                    pygame.mixer.music.unpause()
+                else:
+                    play_button = play_img
+                    pygame.mixer.music.pause()
     if pygame.mixer.music.get_busy() == False:
-        num = (num+1)%4
-        pygame.mixer.music.load(music_list[num])
+        num = (num+1)%3
+        pygame.mixer.music.load(path+music_list[num])
         pygame.mixer.music.play()
 
     # 绘制画面