save project

a.py

 import pygame
+
 pygame.init()
-size=width,height=600,400
+vInfo=pygame.display.Info()
+size=width,height=vInfo.current_w,vInfo.current_h
+# size=width,height=600,400
 speed=[1,1]
 black= 0,0,0
 fps=300
@@ -8,12 +11,18 @@ fclock=pygame.time.Clock()
 ball=pygame.image.load(r'C:\Users\Administrator\Desktop\ball.gif')
 ballrect=ball.get_rect()
 screen=pygame.display.set_mode(size,pygame.RESIZABLE)
+# screen=pygame.display.set_mode(size,pygame.NOFRAME)
+# screen=pygame.display.set_mode(size,pygame.FULLSCREEN)
 pygame.display.set_caption('pygame游戏之旅')
+flower=pygame.image.load(r'C:\Users\Administrator\Documents\level3-lesson24-diy3\PYG03-flower.png')
+pygame.display.set_icon(flower)
 while True:
     for event in pygame.event.get():
         if event.type == pygame.QUIT:
             exit()
         elif event.type == pygame.KEYDOWN:
+            if event.key == pygame.K_q:
+                exit()
             if event.key == pygame.K_LEFT:
                 speed[0] = speed[0] if speed==0 else abs(speed[0])-1
             elif event.key ==pygame.K_RIGHT:
@@ -22,12 +31,16 @@ while True:
                 speed[1]= speed[1]+ 1 if speed[1] > 0 else speed[1]-1
             elif event.key ==pygame.K_DOWN:
                 speed[1]= speed[1] if speed==0 else abs(speed[1])-1
+        elif event.type == pygame.VIDEORESIZE:
+            size=width,height= event.size[0], event.size[1]
+            screen=pygame.display.set_mode(size,pygame.RESIZABLE)
+    
     if ballrect.left < 0 or ballrect.right >width:
         speed[0]=-speed[0]
     if ballrect.top < 0 or ballrect.bottom >height:
         speed[1]=-speed[1]
-    
-    ballrect=ballrect.move(speed[0],speed[1])
+    if pygame.display.get_active() == True:
+        ballrect=ballrect.move(speed[0],speed[1])
     screen.fill(black)
     screen.blit(ball,ballrect)
     pygame.display.update()