save project

my_music.py

@@ -14,13 +14,15 @@ 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
+num = -1
 music_list = []   
 path = "C:\\Users\\23636\\Desktop\\test"
 filelist = os.listdir(path)
+print(filelist)
 for i in filelist:
-    if i[-4:] == ".ogg" or i[-4] == ".wav":
+    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
@@ -57,6 +59,20 @@ while True:
                         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()
+                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()
+
+
     if pygame.mixer.music.get_busy() == False:
         num += 1
         if num > len(music_list)-1: