auto save

my_music.py

 import pygame
 import pygame
 from pygame import locals
 from pygame import locals
+import os 
 
 
 pygame.init()  # 初始化
 pygame.init()  # 初始化
 # 创建窗口
 # 创建窗口
@@ -11,16 +12,47 @@ stop_img = pygame.image.load('stop.png')  # 暂停按钮
 last_img = pygame.image.load('last.png')  # 上一曲按钮
 last_img = pygame.image.load('last.png')  # 上一曲按钮
 next_img = pygame.image.load('next.png')  # 下一曲按钮
 next_img = pygame.image.load('next.png')  # 下一曲按钮
 logo_img = pygame.image.load('logo.png')  # 下一曲按钮
 logo_img = pygame.image.load('logo.png')  # 下一曲按钮
-pygame.mixer.music.load('歌曲3.wav') #导入音乐
  
  
-volume=0.5  #控制音量大小的变量
+volume=1  #控制音量大小的变量
 pygame.mixer.music.set_volume(volume)  #设置音量大小
 pygame.mixer.music.set_volume(volume)  #设置音量大小
 
 
 click=0 #统计按下鼠标次数
 click=0 #统计按下鼠标次数
 button=stop_img  #按钮形状
 button=stop_img  #按钮形状
+#music_list = ['米津玄師&daoko-打上花火.MP3','Alan Walker&Coldplay-Hymn For The Weekend[Remix].MP3','OMFG-I Love You.MP3']
+M_list = []
+path = r'c:/Users/zw/Documents/pygame_lesson04_diy'
+filelist = os.listdir(path)
+for i in filelist:
+    if i[-4:] == '.MP3' or i[-4:] == '.ogg' or i[-4:] == '.wav':
+        M_list.append(i)
+num = -1
 while True:
 while True:
+    
     pygame.mixer.music.set_volume(volume)  #设置音量大小
     pygame.mixer.music.set_volume(volume)  #设置音量大小
     for event in pygame.event.get():
     for event in pygame.event.get():
+        if event.type == locals.MOUSEBUTTONDOWN:
+            x,y = event.pos#获取坐标
+            if x > 270 and x < 370 and y > 350 and y < 450:
+                click+=1
+            if x > 120 and x < 220 and y > 350 and y < 400:
+                num -=1
+                if num<0:
+                    num>len(M_list)-1
+                pygame.mixer.music.load(path+'\\'+M_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(M_list)-1:
+                    num = 0
+                pygame.mixer.music.load(path+'\\'+M_list[num])
+                pygame.mixer.music.play()
+                play_button= stop_img
+                click = 0
+
+            
+                
         if event.type == locals.QUIT:
         if event.type == locals.QUIT:
             exit() #退出程序
             exit() #退出程序
     
     
@@ -33,15 +65,20 @@ while True:
                 volume-=0.1
                 volume-=0.1
                 if volume<0:
                 if volume<0:
                     volume=0
                     volume=0
-        if event.type == locals.MOUSEBUTTONDOWN:
-            click+=1
     if click%2==0:
     if click%2==0:
        button=stop_img
        button=stop_img
        pygame.mixer.music.unpause()
        pygame.mixer.music.unpause()
-            else:
+    if click%2==1:
        button=play_img
        button=play_img
        pygame.mixer.music.pause()
        pygame.mixer.music.pause()
+        
+
+    
     if pygame.mixer.music.get_busy()==False:  #判断音乐是否播放
     if pygame.mixer.music.get_busy()==False:  #判断音乐是否播放
+        num += 1
+        if num > len(M_list)-1:
+            num = 0
+        pygame.mixer.music.load(path + '\\' + M_list[num])
         pygame.mixer.music.play()#播放音乐
         pygame.mixer.music.play()#播放音乐
     # 绘制画面
     # 绘制画面
     screen.blit(bg_img, (0, 0))      # 填充背景
     screen.blit(bg_img, (0, 0))      # 填充背景