save project

my_music.py

 import pygame
 from pygame import locals
+import os
 
 pygame.init()  # 初始化
 # 创建窗口
@@ -12,10 +13,13 @@ 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
 
-m = ['歌曲1.wav','歌曲2.wav','歌曲3.wav','歌曲4.ogg']
-num = -1
-# 载入音乐
-pygame.mixer.music.load('歌曲4.ogg')  # 载入音乐      
+music_list = []
+path = "C:\\Users\\Administrator\\Desktop\\新建文件夹"
+filelist = os.listdir(path)
+for i in filelist:
+    if i[-4:] == ".ogg" or i[-4:] == ".wav":
+        music_list.append(i)
+num =-1
 
 volume = 0.2
 pygame.mixer.music.set_volume(volume)  # 初始播放音量
@@ -53,13 +57,29 @@ while True:
                         play_button = play_img
                         pygame.mixer.music.pause()
 
-    if pygame.mixer.music.get_busy() == False:
+                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])
+                    pygame.mixer.music.play()
+                    play_button = stop_img
+                    click = 0
+                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])
+                    pygame.mixer.music.play()
+                    play_button = stop_img
+                    click = 0
+
+    if  pygame.mixer.music.get_busy() == False:
         num += 1
-        if num > len(m)-1:
+        if num > len(filelist)-1:
             num = 0
-        pygame.mixer.music.load(m[num])
+        pygame.mixer.music.load(filelist[num])
         pygame.mixer.music.play()
-
     # 绘制画面
     screen.blit(bg_img, (0, 0))      # 填充背景
     screen.blit(play_button, (270, 330))   # 暂停按钮