13518219792
我们在iPhone开发的过程中，估计UINavgationController是最最常用的控件之一吧，截下来我就用一个demo来举例导航控制器的应用。包含了tableview中增删查改的功能。
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#import#import "Person.h" #import "ChangeViewController.h" @interface EditViewController : UIViewController @property(copy,nonatomic)Person *per;//对象 @property (retain, nonatomic) IBOutlet UITextField *name; @property (retain, nonatomic) IBOutlet UITextField *age; @property(assign,nonatomic) int row; //位置 @property(nonatomic,retain)id delegate; @end
![[IOS]非常不错的导航控制器的应用Demo](/upload/otherpic63/20130823143129625)
#import "EditViewController.h" @interface EditViewController () @end @implementation EditViewController - (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil { self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil]; if (self) { self.title = @"信息修改"; } return self; } -(void)viewWillAppear:(BOOL)animated { self.name.text = self.per.name; self.age.text = [NSString stringWithFormat:@"%d",self.per.age]; } - (void)viewDidLoad { [super viewDidLoad]; //首先要添加右上角的一个edit按钮，按钮按下去可以设置可以编辑 UIBarButtonItem *button = [[UIBarButtonItem alloc] initWithTitle:@"返回" style:UIBarButtonItemStyleBordered target:self action:@selector(itemLeftButtonClick:)]; self.navigationItem.leftBarButtonItem = button; UIBarButtonItem *button1 = [[UIBarButtonItem alloc] initWithTitle:@"保存" style:UIBarButtonItemStyleBordered target:self action:@selector(itemRightButtonClick:)]; self.navigationItem.rightBarButtonItem = button1; } //返回 -(void)itemLeftButtonClick:(id)sender { [self.navigationController popViewControllerAnimated:YES]; } //保存 -(void)itemRightButtonClick:(id)sender { [self changedata]; [self.navigationController popViewControllerAnimated:YES]; } - (void)changedata { self.per.name = self.name.text; self.per.age = [self.age.text intValue]; if ([self.delegate respondsToSelector:@selector(changeData:Per:)]) { [self.delegate changeData:self.row Per:self.per]; } } - (void)dealloc { [_name release]; [_age release]; [super dealloc]; } @endhttp://download.csdn.net/detail/s10141303/5999165
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