01.
02.
03.
04.
05.
06.
07.
08.
09.#import "ViewController.h"
10.
11.@interface ViewController ()
12.
13.@end
14.
15.@implementation ViewController
16.
17.- (void)viewDidLoad
18.{
19. [super viewDidLoad];
20.
21.
22.
23.
24. self.view.backgroundColor = [UIColor colorWithPatternImage:[UIImage imageNamed:@"bg1.jpg"]];
25.}
26.
27.- (void)didReceiveMemoryWarning
28.{
29. [super didReceiveMemoryWarning];
30.
31.}
32.
33.- (IBAction)Bg1Changed:(id)sender {
34. self.view.backgroundColor = [UIColor colorWithPatternImage:[UIImage imageNamed:@"bg1.jpg"]];
35.}
36.
37.- (IBAction)Bg2Changed:(id)sender {
38. self.view.backgroundColor = [UIColor colorWithPatternImage:[UIImage imageNamed:@"bg2.jpg"]];
39.}
40.
41.- (IBAction)Bg3Changed:(id)sender {
42. self.view.backgroundColor = [UIColor colorWithPatternImage:[UIImage imageNamed:@"bg3.jpg"]];
43.}
44.
45.
46.- (void)dealloc {
47. [super dealloc];
48.}
49.
50.@end
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