save project

my_music.py

 import pygame
 from pygame import locals
+import os
 
 pygame.init()  # 初始化
 # 创建窗口
@@ -13,8 +14,14 @@ 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 = r"C:\Users\EDY\Desktop\test"
+filelist = os.listdir(path)
+for i in filelist:
+    if i[-4:] == ".wav" or i[-4:] == ".ogg":
+        music_list.append(i)
 
+num = -1    
 volume = 0.2
 pygame.mixer.music.set_volume(volume)  # 初始播放音量
 click = 0
@@ -39,16 +46,31 @@ while True:
 
         # 按下鼠标
         if event.type == locals.MOUSEBUTTONDOWN:
+            if event.button == 1:
+                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 += 1
+                    if click % 2 == 0:
+                        play_button = stop_img
+                        pygame.mixer.music.unpause()
+                    else:
+                        play_button = play_img
+                        pygame.mixer.music.pause()
+                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()
+                    click = 0
+                    play_button = stop_img  
 
     if pygame.mixer.music.get_busy() == False:
+        num += 1
+        if num > len(music_list)-1:
+            num = 0
+        pygame.mixer.music.load(path+"\\"+music_list[num])  
         pygame.mixer.music.play()
 
     # 绘制画面
@@ -58,4 +80,4 @@ while True:
     screen.blit(last_img, (120, 350))   # 上一曲
     screen.blit(next_img, (420, 350))   # 下一曲
     # 刷新画面
-    pygame.display.update()
+    pygame.display.update()
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