save project

my_music.py

 import pygame
+import os
 from pygame import locals
 
 pygame.init()  # 初始化
@@ -12,14 +13,23 @@ 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
 
+# 将文件内的音乐添加到列表
+music_list=[]
+path="C:\\Users\\LTT\\Documents\\pygame_lesson5_diy1\\"
+file=os.listdir(path)
+for i in file:
+    if i[-4:]==".wav" or i[-4:]==".ogg":
+        music_list.append(i)
+
 # 载入音乐
-pygame.mixer.music.load('歌曲4.ogg')  # 载入音乐      
+#pygame.mixer.music.load('歌曲4.ogg')  # 载入音乐      
 
 volume = 0.2
 pygame.mixer.music.set_volume(volume)  # 初始播放音量
 click = 0
+click_xy=(0,0)
 play_button = stop_img
-
+num=0
 while True:
     for event in pygame.event.get():
         if event.type == locals.QUIT:
@@ -37,7 +47,15 @@ while True:
                     volume = 0
                 pygame.mixer.music.set_volume(volume)
 
+        # 按下鼠标
         if event.type == locals.MOUSEBUTTONDOWN:
+            # 获取点击处的坐标
+            click_xy=event.pos
+            click_x=click_xy[0]
+            click_y=click_xy[1]
+            # 按下音乐暂停/开始按钮处
+            if click_x>270 and click_x<370 and click_y>350 and click_y<450:
+                # 次数增加
                 click += 1
                 if click % 2 == 0:
                     play_button = stop_img
@@ -45,8 +63,23 @@ while True:
                 else:
                     play_button = play_img
                     pygame.mixer.music.pause()
+            # 按下上一曲
+            if click_x>120 and click_x<220 and click_y>350 and click_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