028通过列表实现不同界面之间的跳转

1 #import <UIKit/UIKit.h>
2 
3 @interface ViewController : UIViewController
4 @end

 1 #import "ViewController.h"
 2 
 3 @interface ViewController ()
 4 @end
 5 
 6 @implementation ViewController
 7 
 8 - (id)init {
 9     if (self = [super init]) {
10         //self.title = @"Hello";
11         self.navigationItem.title = @"Hello";
12     }
13     return self;
14 }
15 
16 - (void)viewDidLoad {
17     [super viewDidLoad];
18     
19     UILabel* lblMessage = [[UILabel alloc] initWithFrame:self.view.bounds];
20     lblMessage.text = @"Hello, world!";
21     lblMessage.textAlignment = NSTextAlignmentCenter;
22     lblMessage.textColor = [UIColor blackColor];
23     lblMessage.backgroundColor = [UIColor whiteColor];
24     lblMessage.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
25     [self.view addSubview:lblMessage];
26 }
27 
28 - (void)didReceiveMemoryWarning {
29     [super didReceiveMemoryWarning];
30     // Dispose of any resources that can be recreated.
31 }
32 
33 @end

1 #import <UIKit/UIKit.h>
2 
3 @interface ViewController2 : UIViewController
4 @end

 1 #import "ViewController2.h"
 2 
 3 @interface ViewController2 ()
 4 @end
 5 
 6 @implementation ViewController2
 7 
 8 - (id)init {
 9     if (self = [super init]) {
10         //self.title = @"您好";
11         self.navigationItem.title = @"您好";
12     }
13     return self;
14 }
15 
16 - (void)viewDidLoad {
17     [super viewDidLoad];
18     
19     UILabel* lblMessage = [[UILabel alloc] initWithFrame:self.view.bounds];
20     lblMessage.text = @"您好，世界！";
21     lblMessage.textAlignment = NSTextAlignmentCenter;
22     lblMessage.textColor = [UIColor whiteColor];
23     lblMessage.backgroundColor = [UIColor blackColor];
24     lblMessage.autoresizingMask = UIViewAutoresizingFlexibleWidth | UIViewAutoresizingFlexibleHeight;
25     [self.view addSubview:lblMessage];
26 }
27 
28 - (void)didReceiveMemoryWarning {
29     [super didReceiveMemoryWarning];
30     // Dispose of any resources that can be recreated.
31 }
32 
33 @end

1 #import <UIKit/UIKit.h>
2 
3 @interface TopMenuController : UITableViewController
4 @property (nonatomic, strong) NSMutableArray* mArrItem;
5 
6 @end

 1 #import "TopMenuController.h"
 2 
 3 @implementation TopMenuController
 4 - (id)init {
 5   if (self = [super initWithStyle:UITableViewStylePlain]) {
 6     self.title = @"主菜单";
 7     // 初始化显示用的数组
 8     _mArrItem = [[NSMutableArray alloc] initWithObjects:@"ViewController", @"ViewController2", nil];
 9   }
10   return self;
11 }
12 
13 #pragma mark ----- UITableViewDataSource Methods -----
14 - (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
15   return [_mArrItem count];
16 }
17 
18 - (UITableViewCell*)tableView:(UITableView *)tableView cellForRowAtIndexPath:(NSIndexPath *)indexPath {
19   UITableViewCell *cell = [[UITableViewCell alloc] initWithFrame:CGRectZero];
20   cell.textLabel.text = [_mArrItem objectAtIndex:indexPath.row];
21   return cell;
22 }
23 
24 #pragma mark ----- UITableViewDelegate Methods -----
25 - (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
26   Class class = NSClassFromString([_mArrItem objectAtIndex:indexPath.row]);
27   id viewController = [[class alloc] init];
28   if (viewController) {
29     [self.navigationController pushViewController:viewController animated:YES];
30   } 
31 }
32 
33 @end

1 #import <UIKit/UIKit.h>
2 
3 @interface AppDelegate : UIResponder <UIApplicationDelegate>
4 @property (strong, nonatomic) UIWindow *window;
5 @property (strong, nonatomic) UINavigationController *navigationController;
6 
7 @end

 1 #import "AppDelegate.h"
 2 #import "TopMenuController.h"
 3 
 4 @interface AppDelegate ()
 5 @end
 6 
 7 @implementation AppDelegate
 8 
 9 - (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions {
10     TopMenuController *topMenuController = [[TopMenuController alloc] init];
11     _navigationController = [[UINavigationController alloc] initWithRootViewController:topMenuController];
12     
13     _window = [[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]];
14     _window.rootViewController = topMenuController;
15     [_window addSubview:_navigationController.view];
16     [_window makeKeyAndVisible];
17     return YES;
18 }
19 
20 - (void)applicationWillResignActive:(UIApplication *)application {
21 }
22 
23 - (void)applicationDidEnterBackground:(UIApplication *)application {
24 }
25 
26 - (void)applicationWillEnterForeground:(UIApplication *)application {
27 }
28 
29 - (void)applicationDidBecomeActive:(UIApplication *)application {
30 }
31 
32 - (void)applicationWillTerminate:(UIApplication *)application {
33 }
34 
35 @end