save project

my_music.py

@@ -16,7 +16,7 @@ logo_img = pygame.image.load('logo.png')  # 下一曲按钮
 # 载入音乐
 music_list=[]
 path='C:\\Users\\Lenovo\\Desktop\\test'
-filelist=os,listdir(path)
+filelist=os.listdir(path)
 for i in  filelist():
     if i[-4:]=='.ogg' or i[-4:]=='wav':
         music_list.append[i]
@@ -47,7 +47,6 @@ while True:
         # 按下鼠标
         if event.type == locals.MOUSEBUTTONDOWN:
             if event.button==1:
-                tuplel=(100,200,300)
                x,y=event.pos
                 if x>270 and x<370 and y>350 and y<450:
                 # 次数增加
@@ -58,11 +57,27 @@ while True:
                     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()
+                    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:
         if num>len(filelist)-1:
             num=0
-        pygame.mixer.music.load(path+'\\'+music_list[num])  # 载入音乐  
+        pygame.mixer.music.load(path+'\\'+ music_list[num])  # 载入音乐  
         pygame.mixer.music.play()
     # 绘制画面
     screen.blit(bg_img, (0, 0))      # 填充背景