iOS:图像和点击事件

问题:如何区分点的是哪张图片?

//
// main.m
// Hello
//
// Created by lishujun on 14-8-28.
// Copyright (c) 2014年 lishujun. All rights reserved.
// #import <UIKit/UIKit.h> // 视图控制器对象
@interface HelloWorldViewController : UIViewController
@end @implementation HelloWorldViewController -(void) loadView
{
//创建视图对象
UIView *contentView = [[UIView alloc]initWithFrame:[[UIScreen mainScreen] applicationFrame]];
contentView.backgroundColor = [UIColor lightGrayColor];
self.view = contentView; UIImageView *imageView =[[UIImageView alloc]initWithFrame:CGRectMake(, , , )];
imageView.image = [UIImage imageNamed:@"100.png"];
imageView.userInteractionEnabled = YES;
UITapGestureRecognizer *singleTap = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(UesrClicked:)];
[imageView addGestureRecognizer:singleTap]; UIImageView *imageView2 =[[UIImageView alloc]initWithFrame:CGRectMake(, , , )];
imageView2.image = [UIImage imageNamed:@"100.png"];
imageView2.userInteractionEnabled = YES;
UITapGestureRecognizer *singleTap2 = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(UesrClicked:)];
[imageView2 addGestureRecognizer:singleTap2]; [contentView addSubview:imageView];
[contentView addSubview:imageView2];
} -(void) UesrClicked:(id)sender
{
//NSLog(@"%@", ((UIImageView*)((UITapGestureRecognizer *)sender).view).image);
NSLog(@"%@",sender);
} @end // 委托对象
@interface HelloWorldAppDelegate : NSObject <UIApplicationDelegate>
{
IBOutlet UIWindow *window;
} @property (nonatomic, retain) UIWindow *window;
//必须声明为属性,声明为局部变量则无法绘制视图,显示为黑屏
@end @implementation HelloWorldAppDelegate
@synthesize window; -(void) applicationDidFinishLaunching:(UIApplication *)application
{
self.window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen]bounds]];
HelloWorldViewController *viewController = [[HelloWorldViewController alloc]init];
self.window.rootViewController = viewController;
[self.window makeKeyAndVisible];
} @end // 程序入口
int main(int argc, char * argv[])
{
@autoreleasepool {
return UIApplicationMain(argc, argv, nil, @"HelloWorldAppDelegate");
}
}
上一篇:Android UI ActionBar功能-Action Bar 左上角的向上或返回按钮


下一篇:动画(Animation) 它 (闪烁、左右摇摆、跷跷板等功效)