save project

my_music.py

@@ -3,7 +3,7 @@ from pygame import locals
 import os
 
 click=False
-
+path="C:\\Users\\张国耀\\Desktop\\1\\"
 pygame.init()  # 初始化
 # 创建窗口
 screen = pygame.display.set_mode((640, 480))
@@ -18,7 +18,7 @@ mlist=os.listdir(r"C:\Users\张国耀\Desktop\1")
 a=-1
 for file in mlist:
     a+=1
-    if file[-4:] != (".wav",".ogg",".mp3"):
+    if file[-4:] != ".wav" and file[-4:]  != ".ogg" and file[-4:] != ".mp3":
         mlist.pop(a)
 # 载入音乐
 num=-1
@@ -59,12 +59,21 @@ while True:
                         pygame.mixer.music.pause()
                         click=True
 
+                if x>120 and x<220 and y<400 and y>350:
+                    if num>0:
+                        num-=1
+                        pygame.mixer.music.load(path+mlist[num])
+                        pygame.mixer.music.play()
+                    elif num==0:
+                        num=len(mlist)-1
+                        pygame.mixer.music.load(path+mlist[num])
+                        pygame.mixer.music.play()
+
     if pygame.mixer.music.get_busy() == False:
         if num>len(mlist)-1:
             num=0
         else:
             num+=1
-        path="C:\\Users\\张国耀\\Desktop\\1\\"
         pygame.mixer.music.load(path+mlist[num])
         pygame.mixer.music.play()