Oc iPad开发~dome

控制器1:AppDelegate.h

#import <UIKit/UIKit.h>@class SHDetailViewController,SHRootTableViewController;@interface AppDelegate : UIResponder <UIApplicationDelegate>@property (strong, nonatomic) UIWindow *window;//详情界面@property(nonatomic,strong)SHDetailViewController *detailVC;//左侧边栏的表格界面@property(nonatomic,strong)SHRootTableViewController *rootVC;//边栏控制器（自动添加了手势 自动弹回功能）@property(nonatomic,strong)UISplitViewController *spiltVC;@end

控制器1: AppDelegate.m

#import "AppDelegate.h"#import "SHRootTableViewController.h"#import "SHDetailViewController.h"@interface AppDelegate ()@end@implementation AppDelegate- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {    self.rootVC = [[SHRootTableViewController alloc] initWithStyle:UITableViewStylePlain];    self.rootVC.navigationItem.title = @"导航视图";    UINavigationController *rootNav = [[UINavigationController alloc] initWithRootViewController:self.rootVC];    self.detailVC = [[SHDetailViewController alloc] init];    self.detailVC.navigationItem.title = @"详情视图";    UINavigationController *detailNav = [[UINavigationController alloc] initWithRootViewController:self.detailVC];    // 使用iPad专用控件实现分栏效果    self.spiltVC = [[UISplitViewController alloc] init];    //设置分栏试图 先后顺序决定了左右关系    self.spiltVC.viewControllers = @[rootNav,detailNav];    //self.spiltVC.delegate = self.detailVC;    // 设置为窗口的跟视图控制器    self.window.rootViewController = self.spiltVC;    return YES;}

控制器2:

#import "SHRootTableViewController.h"//左侧边栏的表格界面#import "SHDetailViewController.h"#import "AppDelegate.h"@interface SHRootTableViewController ()// 图片名称数组@property(nonatomic,strong)NSArray *imgTitleArr;// 图片数组@property(nonatomic,strong)NSArray *imgArr;@end@implementation SHRootTableViewController- (void)viewDidLoad {    [super viewDidLoad];    self.imgTitleArr = @[@"大众",@"法拉利",@"宝马",@"奔驰",@"JEEP",@"迈巴赫",@"兰博基尼"];    //通过循环 将图片数组初始化    NSMutableArray *arr = [[NSMutableArray alloc] init];    for (int i = 1; i <= 7 ; i++) {        NSString *imgName = [NSString stringWithFormat:@"car%d.jpg",i];        UIImage *img = [UIImage imageNamed:imgName];        [arr addObject:img];    }    //    self.imgArr = [arr copy];}#pragma mark - Table view data source- (NSInteger)numberOfSectionsInTableView:(UITableView *)tableView {    return 1;}- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {    return self.imgArr.count;}- (UITableViewCell *)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {    static NSString *identifier = @"cell";    UITableViewCell *cell = [tableView dequeueReusableCellWithIdentifier:identifier];    //缓存池    if (cell == nil) {        cell = [[UITableViewCell alloc] initWithStyle:UITableViewCellStyleSubtitle reuseIdentifier:identifier];    }    cell.textLabel.text = self.imgTitleArr[indexPath.row];    return cell;}//跳转-(void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath{    // 得到在Appdele中实例化的DetailViewController对象的内存    AppDelegate *appDelegate = (AppDelegate *)[UIApplication sharedApplication].delegate;    SHDetailViewController *detaiVC = appDelegate.detailVC;    detaiVC.imgView.image = self.imgArr[indexPath.row];}@end

控制器3: SHDetailViewController.h

#import <UIKit/UIKit.h>@interface SHDetailViewController : UIViewController//显示图片@property (strong, nonatomic) IBOutlet UIImageView *imgView;@end

控制器3: SHDetailViewController.m

#import "SHDetailViewController.h"#import "AppDelegate.h"#import "SHRootTableViewController.h"//左侧边栏的表格界面@interface SHDetailViewController ()<UISplitViewControllerDelegate,UIPopoverControllerDelegate>@end@implementation SHDetailViewController- (void)viewDidLoad {    [super viewDidLoad];    //导航栏    self.navigationItem.rightBarButtonItem = [[UIBarButtonItem alloc] initWithTitle:@"主菜单" style:UIBarButtonItemStylePlain target:self action:@selector(showPopOverController:)];    AppDelegate *app = (AppDelegate *)[UIApplication sharedApplication].delegate;    app.spiltVC.displayModeButtonItem.title = @"显示导航栏";    self.navigationItem.leftBarButtonItem =  app.spiltVC.displayModeButtonItem;}//回调方法-(void)showPopOverController:(UIBarButtonItem *)sender{    //左侧边栏的表格界面    SHRootTableViewController *rootVC = [[SHRootTableViewController alloc] initWithStyle:UITableViewStylePlain];    // 弹出视图    UIPopoverController *popCtl = [[UIPopoverController alloc] initWithContentViewController:rootVC];    // 弹出视图大小    popCtl.popoverContentSize = CGSizeMake(200, 300);    popCtl.backgroundColor = [UIColor yellowColor];    popCtl.delegate = self;    // 弹出该视图    [popCtl presentPopoverFromBarButtonItem:sender permittedArrowDirections:UIPopoverArrowDirectionAny animated:YES];}#pragma mark - UIPopoverControllerDelegate- (BOOL)popoverControllerShouldDismissPopover:(UIPopoverController *)popoverController{    NSLog(@"将要隐藏弹出视图");    return YES;}- (void)popoverControllerDidDismissPopover:(UIPopoverController *)popoverController{    NSLog(@"弹出视图已经隐藏");}#pragma mark - UISplitViewControllerDelegate// 左侧导航栏将要出现或隐藏时回调此方法-(void)splitViewController:(UISplitViewController *)svc willChangeToDisplayMode:(UISplitViewControllerDisplayMode)displayMode{    // 左侧导航栏隐藏    if (displayMode == UISplitViewControllerDisplayModePrimaryHidden)    {        NSLog(@"左侧导航将要隐藏");        AppDelegate *app = (AppDelegate *)[UIApplication sharedApplication].delegate;        app.spiltVC.displayModeButtonItem.title = @"显示导航栏";        //        svc.displayModeButtonItem.title = @"显示导航栏";        self.navigationItem.leftBarButtonItem = app.spiltVC.displayModeButtonItem;    }    else if (displayMode == UISplitViewControllerDisplayModePrimaryOverlay)    {        NSLog(@"左侧导航覆盖到详情视图上");    }    else if (displayMode == UISplitViewControllerDisplayModeAllVisible)    {        NSLog(@"左侧导航全部显示");        self.navigationItem.leftBarButtonItem = nil;    }    else    {        NSLog(@"自动显示");    }}@end