摘要

       本章主要使用presentViewController和dismissViewControllerAnimated实现自定义多视图的切换，例子里面模拟导航视图控制器模式，不过跳转的时候有点区别。

运行结果

过程概要

1.新建工程后新增一个基于UIViewController的类，用作多视图的第二视图；

2.在主视图里面创建一个UINavigationBar，一个导航栏，控制页面跳转

3.为了增加可视效果，添加了背景图片以及部分文字

主要代码

h文件

//
//  ViewController.h
//  MyNav
//
//  Created by arbboter on 14/12/9.
//  Copyright (c) 2014年 arbboter. All rights reserved.
//#import <UIKit/UIKit.h>
#import "SecondView.h"@interface ViewController : UIViewController
{UINavigationBar* _navigationBar;UINavigationItem* _navigationItemTitle;UIBarButtonItem* _barButtonLeft;UIBarButtonItem* _barButtonRight;SecondView* _nextView;
}@property (nonatomic, retain) UINavigationBar* _navigationBar;
@property (nonatomic, retain) UINavigationItem* _navigationItemTitle;
@property (nonatomic, retain) UIBarButtonItem* _barButtonLeft;
@property (nonatomic, retain) UIBarButtonItem* _barButtonRight;
@property (nonatomic, retain) SecondView* _nextView;
@end

m文件

//
//  ViewController.m
//  MyNav
//
//  Created by arbboter on 14/12/9.
//  Copyright (c) 2014年 arbboter. All rights reserved.
//#import "ViewController.h"@interface ViewController ()@end@implementation ViewController@synthesize _navigationBar;
@synthesize _barButtonLeft;
@synthesize _barButtonRight;
@synthesize _navigationItemTitle;
@synthesize _nextView;- (void)viewDidLoad
{[super viewDidLoad];// Do any additional setup after loading the view, typically from a nib.// 设置图片self.view.backgroundColor = [UIColor colorWithPatternImage:[UIImage imageNamed:@"tree_sky.jpg"]];CGFloat x = self.view.frame.origin.x;CGFloat y = self.view.frame.origin.y + 20;CGFloat w = self.view.frame.size.width;CGFloat h = 40;NSLog(@"%.2f %.2f", self.view.frame.size.width, self.view.frame.size.height);// 设置导航栏self._navigationBar = [[UINavigationBar alloc]initWithFrame:CGRectMake(x, y, w, h)];self._navigationBar.translucent = NO;self._navigationBar.backgroundColor = [UIColor clearColor];[self.view addSubview:_navigationBar];// 导航栏条【左Item，Title，右Item】，分为三部分self._navigationItemTitle = [[UINavigationItem alloc] initWithTitle:@"平凡之路"];[self._navigationBar pushNavigationItem:self._navigationItemTitle animated:YES];self._barButtonRight = [[UIBarButtonItem alloc] initWithImage:[UIImage imageNamed:@"next.png"] style:UIBarButtonItemStylePlain target:self action:@selector(onNext:)];[self._navigationItemTitle setRightBarButtonItem:self._barButtonRight animated:YES];self._nextView = [[SecondView alloc] init];// 一些界面显示的信息UITextView* textInfo = [[UITextView alloc] initWithFrame:CGRectMake(x, y+h, w, self.view.frame.size.height-h)];textInfo.backgroundColor = [UIColor clearColor];textInfo.editable = NO;textInfo.textColor = [UIColor redColor];NSArray* fontList = [UIFont familyNames];textInfo.font = [UIFont fontWithName:[fontList objectAtIndex:arc4random()%fontList.count] size:18];textInfo.text = @"            平凡之路 - 朴树\n\n""徘徊着的 在路上的\n""你要走吗\n""易碎的 骄傲着\n""那也曾是我的模样\n""\n""沸腾着的 不安着的\n""你要去哪\n""谜一样的 沉默着的\n""故事你真的在听吗\n""\n""我曾经跨过山和大海 也穿过人山人海\n""我曾经拥有着一切 转眼都飘散如烟\n""我曾经失落失望失掉所有方向\n""直到看见平凡才是唯一的答案\n""\n""当你仍然 还在幻想\n""你的明天\n""她会好吗 还是更烂\n""对我而言是另一天\n""\n""我曾经毁了我的一切 只想永远地离开\n""我曾经堕入无边黑暗 想挣扎无法自拔\n""我曾经象你象他象那野草野花\n""绝望着 渴望着 哭着笑着平凡着\n";[self.view addSubview:textInfo];[textInfo release];
}-(IBAction)onNext:(id)sender
{// 跳转到下一个视图[self presentViewController:_nextView animated:YES completion:nil];
}- (void)didReceiveMemoryWarning {[super didReceiveMemoryWarning];// Dispose of any resources that can be recreated.
}- (void)dealloc
{[_navigationBar release];[_navigationItemTitle release];[_barButtonLeft release];[_barButtonRight release];[_nextView release];[super dealloc];
}@end

工程代码