在第一个界面登陆，在第二个界面显示名字，并且根据不同的名字显示不同的图片 （最好不要加toolbar）
效果图：
单例Number.h:
#import <Foundation/Foundation.h>
@interface Number : NSObject
{
NSString *name;
NSString *password;
}
@property(nonatomic,retain)NSString *name;
@property(nonatomic,retain)NSString *password;
+(Number *)getNumber;
@end
#import "Number.h"
@implementation Number
+(Number *)getNumber
{
static Number * a;
if (a == Nil) {
a = [Number alloc];
}
return a;
}
@end
DXWViewController.h:
#import <UIKit/UIKit.h>
@class BlueViewController;
@class YellowViewController;
@interface DXWViewController : UIViewController
@property(retain,nonatomic)BlueViewController *blueViewController;
@property(retain,nonatomic)YellowViewController *yellowViewController;
- (IBAction)blueClick:(id)sender;
- (IBAction)yellowClick:(id)sender;
- (IBAction)redClick:(id)sender;
- (IBAction)click:(id)sender;
- (IBAction)btnOK:(id)sender;
- (IBAction)btnCancel:(id)sender;
@property (retain, nonatomic) IBOutlet UITextField *txtName;
@property (retain, nonatomic) IBOutlet UITextField *txtPassword;
//退出键盘
- (IBAction)returnBoard:(id)sender forEvent:(UIEvent *)event;
@end
DXWViewController.m:
#import "DXWViewController.h"
#import "Number.h"
#import "BlueViewController.h"
#import "YellowViewController.h"
@interface DXWViewController ()
@end
@implementation DXWViewController
- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
{
self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
if (self) {
// Custom initialization
}
return self;
}
- (void)viewDidLoad
{
[superviewDidLoad];
}
//如果内存警告，则调用这个方法，可以让你自己清掉一些不需要用的内存
- (void)didReceiveMemoryWarning
{
[superdidReceiveMemoryWarning];
NSLog(@"内存告急");
//如果内存警告则释放无用资源
if (self.blueViewController.view.superview != nil) {
[self.yellowViewController.viewremoveFromSuperview];
}
elseif(self.yellowViewController.view.superview != nil){
[self.blueViewController.viewremoveFromSuperview];
}
}
- (IBAction)click:(id)sender {
// NSLog(@"hello");
[UIView beginAnimations:@"anim"context:nil];
//一个动画的持续时间
[UIView setAnimationDuration:1.5f];
//一个动画的运动随时间快慢曲线
[UIView setAnimationCurve:UIViewAnimationCurveEaseInOut];
//动画方式
[UIView setAnimationTransition:UIViewAnimationTransitionFlipFromLeftforView:self.viewcache:YES];
//如果当前view的父view存在
if (self.blueViewController.view.superview != nil) {
//如果没创建则创建
if (self.yellowViewController ==nil) {
self.yellowViewController = [[[YellowViewControlleralloc]initWithNibName:@"YellowViewController"bundle:nil]autorelease];
}
[self.blueViewController.viewremoveFromSuperview];
[self.viewinsertSubview:self.yellowViewController.viewatIndex:10];
}
elseif (self.yellowViewController.view.superview != nil) {
// [UIView beginAnimations:@"anim" context:nil];
// //一个动画的持续时间
// [UIView setAnimationDuration:2.5f];
// //一个动画的运动随时间快慢曲线
// [UIView setAnimationCurve:UIViewAnimationCurveEaseInOut];
//动画方式
[UIView setAnimationTransition:UIViewAnimationOptionTransitionCurlUpforView:self.viewcache:YES];
//如果没创建则创建
if (self.blueViewController ==nil) {
self.blueViewController = [[[BlueViewControlleralloc]initWithNibName:@"BlueViewController"bundle:nil]autorelease];
}
[self.yellowViewController.viewremoveFromSuperview];
[self.viewinsertSubview:self.blueViewController.viewatIndex:10];
[UIView commitAnimations];
}
//动画效果启动
[UIView commitAnimations];
}
- (IBAction)btnOK:(id)sender {
[UIView beginAnimations:@"anim"context:nil];
//一个动画的持续时间
[UIView setAnimationDuration:1.5f];
// //一个动画的运动随时间快慢曲线
[UIView setAnimationCurve:UIViewAnimationCurveEaseInOut];
//动画方式
[UIView setAnimationTransition:UIViewAnimationTransitionCurlUpforView:self.viewcache:YES];
[Number getNumber].name =self.txtName.text;
[Number getNumber].password =self.txtPassword.text;
self.blueViewController = [[[BlueViewControlleralloc]initWithNibName:@"BlueViewController"bundle:nil]autorelease];
[self.viewinsertSubview:self.blueViewController.viewatIndex:10];
self.txtName.text =@"";
self.txtPassword.text =@"";
[self.txtPasswordresignFirstResponder];
[self.txtNameresignFirstResponder];
// if (self.txtName == @"apple") {
// self.blueViewController.img2.hidden = YES;
// }
// else if (self.txtName == @"dog"){
// self.blueViewController.img.hidden = YES;
// }
// else
// {
// self.blueViewController.img2.hidden = YES;
// self.blueViewController.img.hidden = YES;
// }
self.blueViewController.img2.hidden =YES;
self.blueViewController.img.hidden =YES;
//动画效果启动
[UIView commitAnimations];
}
- (IBAction)btnCancel:(id)sender {
[self.txtPasswordresignFirstResponder];
[self.txtNameresignFirstResponder];
self.txtName.text =@"";
self.txtPassword.text =@"";
}
- (IBAction)blueClick:(id)sender {
NSLog(@"blue");
[self.blueViewController.viewremoveFromSuperview];
self.blueViewController = [[[BlueViewControlleralloc]initWithNibName:@"BlueViewController"bundle:nil]autorelease];
[self.viewinsertSubview:self.blueViewController.viewatIndex:10];
}
- (IBAction)yellowClick:(id)sender {
NSLog(@"yellow");
//加上这句就可以红黄蓝任意点击
[self.yellowViewController.viewremoveFromSuperview];
self.yellowViewController = [[[BlueViewControlleralloc]initWithNibName:@"YellowViewController"bundle:nil]autorelease];
[self.viewinsertSubview:self.yellowViewController.viewatIndex:10];
}
//主视图控制器
- (IBAction)redClick:(id)sender {
NSLog(@"red");
[self.yellowViewController.viewremoveFromSuperview];
[self.blueViewController.viewremoveFromSuperview];
}
- (void)dealloc {
[_txtName release];
[_txtPassword release];
[_yellowViewControllerrelease];
[_blueViewController release];
[super dealloc];
}
- (IBAction)returnBoard:(id)sender forEvent:(UIEvent *)event {
[self.txtPasswordresignFirstResponder];
[self.txtNameresignFirstResponder];
}
@end
BlueController.h:
#import <UIKit/UIKit.h>
@class DXWViewController;
@interface BlueViewController : UIViewController
@property (retain, nonatomic) IBOutlet UILabel *lblName;
@property (retain, nonatomic) IBOutlet UIImageView *img;
@property(retain,nonatomic)DXWViewController *dxwViewController;
- (IBAction)btnReturn:(id)sender;
@property (retain, nonatomic) IBOutlet UIImageView *img2;
@end
BlueController.m:
#import "BlueViewController.h"
#import "Number.h"
#import "DXWViewController.h"
@interface BlueViewController ()
@end
@implementation BlueViewController
- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil
{
self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil];
if (self) {
// Custom initialization
}
return self;
}
- (void)viewDidLoad
{
[superviewDidLoad];
}
-(void)viewDidAppear:(BOOL)animated
{
self.lblName.text = [NumbergetNumber].name;
//[self.img setImage:[UIImage imageNamed:@"dog.jpg"]];
if ([self.lblName.textisEqualToString:@"apple"]) {
self.img.hidden =NO;
}
elseif([self.lblName.textisEqualToString:@"dog"]){
self.img2.hidden =NO;
}
}
- (void)didReceiveMemoryWarning
{
[superdidReceiveMemoryWarning];
// Dispose of any resources that can be recreated.
}
- (void)dealloc {
[_lblName release];
[_img release];
[_dxwViewController release];
[_img2 release];
[super dealloc];
}
- (IBAction)btnReturn:(id)sender {
[UIView beginAnimations:@"anim"context:nil];
//一个动画的持续时间
[UIView setAnimationDuration:1.5f];
//一个动画的运动随时间快慢曲线
[UIView setAnimationCurve:UIViewAnimationCurveEaseInOut];
//动画方式
[UIView setAnimationTransition:UIViewAnimationTransitionCurlUpforView:self.viewcache:YES];
//如果当前view的父view存在
self.dxwViewController = [[[DXWViewControlleralloc]initWithNibName:@"DXWViewController"bundle:nil]autorelease];
[self.viewinsertSubview:self.dxwViewController.viewatIndex:12];
//动画效果启动
[UIView commitAnimations];
}
@end
动态添加ImageView到view中：
UIImage *image = [UIImage imageNamed:@"apple.jpg"];
UIImageView *picView = [[UIImageViewalloc] initWithImage:image];
[self.viewinsertSubview:picView atIndex:13];
picView.frame = CGRectMake(49,62, 200, 160);
源文件：http://download.csdn.net/detail/s10141303/5946851