diff --git a/my_music.py b/my_music.py
index 50cd910..9812569 100644
--- a/my_music.py
+++ b/my_music.py
@@ -1,5 +1,6 @@
 import pygame
 from pygame import locals
+import os
 
 pygame.init()  # 初始化
 # 创建窗口
@@ -12,9 +13,14 @@ 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')  # 下一曲按钮
 
-# 载入音乐
-pygame.mixer.music.load('歌曲4.ogg')  # 载入音乐      
-
+music_list = []
+path = "C:\\Users\\Administrator\\Desktop\\test"
+filelist = os.listdir(path)
+for file in filelist:
+    if file[-4:] == '.wav' or file[-4:] == '.ogg':
+        music_list.append(file)
+print(music_list)
+num = -1
 volume = 0.2
 pygame.mixer.music.set_volume(volume)  # 初始播放音量
 click = 0
@@ -38,15 +44,42 @@ while True:
                 pygame.mixer.music.set_volume(volume)
 
         if event.type == locals.MOUSEBUTTONDOWN:
-            click += 1
-            if click % 2 == 0:
-                play_button = stop_img
-                pygame.mixer.music.unpause()
-            else:
-                play_button = play_img
-                pygame.mixer.music.pause()
+            #按下鼠标左键
+            if event.button == 1:
+                x , y = event.pos
+                if x > 270 and x < 370 and y > 330 and y < 430:
+                    click += 1
+                    if click % 2 == 0:
+                        play_button = stop_img
+                        pygame.mixer.music.unpause()
+                    else:
+                        play_button = play_img
+                        pygame.mixer.music.pause()
+                #点击上一曲
+                if x > 120 and x < 220 and y > 350 and y < 400:
+                    num -= 1
+                    if num < 0:
+                        num =  len(music_list) - 1
+                    pygame.mixer.music.load(path + '\\' + music_list[num])  # 载入音乐      
+                    pygame.mixer.music.play()
+                    click = 0
+                    play_button = stop_img
+                #点击下一曲
+                if x > 420 and x < 520 and y > 350 and y < 400:
+                    num += 1
+                    if num > len(music_list) - 1:
+                        num = 0
+                    pygame.mixer.music.load(path + '\\' + music_list[num])  # 载入音乐      
+                    pygame.mixer.music.play()
+                    click = 0
+                    play_button = stop_img
 
     if pygame.mixer.music.get_busy() == False:
+        num += 1
+        if num > len(music_list) - 1:
+            num = 0
+        print(num)
+        pygame.mixer.music.load(path + '\\' + music_list[num])  # 载入音乐      
         pygame.mixer.music.play()
 
     # 绘制画面