save project

my_music.py

@@ -13,8 +13,14 @@ 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1.wav')  # 载入音乐      
+music_list=[]  
+path="C:\Users\bg3\Desktop\tset" 
+filelist=os.listdir(path)
+for i  in filelist:
+    if  i[-4:]==".ogg" or  i[-4:]==".wav":
+        music_list.append(i)
 
+num = -1
 volume = 0.2
 pygame.mixer.music.set_volume(volume)  # 初始播放音量
 click = 0
@@ -42,7 +48,6 @@ while True:
             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
@@ -50,9 +55,32 @@ 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:
-        pygame.mixer.music.play()
+        num+=1
+        if  num>len(filelist)-1:
+            num=0
+        print(num)    
+        pygame.mixer.music.load(path+"\\"+music_list[num])
+        pygame.mixer.music. play()
+            
 
     # 绘制画面
     screen.blit(bg_img, (0, 0))      # 填充背景