save project

my_music.py

@@ -63,6 +63,30 @@ while True:
                         play_button = play_img
                         pygame.mixer.music.pause()
 
+                # 次数增加
+
+            
+                
+                if x>120 and x<220 and y>350 and y<400:
+                    mun-= 1
+                    if mun< 0:
+                        mun=len(m)-1
+                    pygame.mixer.music.load('C:\\Users\\pc\\Documents\\pygame_lesson5_diy3'+'\\'+m[mun])
+                    pygame.mixer.music.play()
+                    play_button = stop_img
+                    click=0
+                    pygame.mixer.music.unpause()
+
+                if x>420 and x<520 and y>350 and y<400:
+                    mun+= 1
+                    if mun>len(m)-1:
+                        mun=0
+                    pygame.mixer.music.load('C:\\Users\\pc\\Documents\\pygame_lesson5_diy3'+'\\'+m[mun])
+                    pygame.mixer.music.play()
+                    play_button = stop_img
+                    click=0
+                    pygame.mixer.music.unpause()
+
     if pygame.mixer.music.get_busy() == False:
         mun+=1
         if mun>len(m)-1: