#import@interface VCRoot : UIViewController//定义一个工具栏视图@property (retain,nonatomic) UIView* mToolBarView ;@end#import "VCRoot.h"#import "ChechBox.h"@interface VCRoot ()@end@implementation VCRoot- (id)initWithNibName:(NSString *)nibNameOrNil bundle:(NSBundle *)nibBundleOrNil{ self = [super initWithNibName:nibNameOrNil bundle:nibBundleOrNil]; if (self) { // Custom initialization } return self;}- (void)viewDidLoad{ [super viewDidLoad]; //创建工具栏视图对象 CGFloat width = self.view.frame.size.width/5; _mToolBarView = [[UIView alloc] init] ; _mToolBarView.frame = CGRectMake(0, self.view.frame.size.height-44, 320, 44) ; //设置背景颜色 _mToolBarView.backgroundColor = [UIColor colorWithRed:0.3 green:0.0 blue:0.5 alpha:0.8f] ; [self.view addSubview:_mToolBarView] ; //按钮到视图中 UIButton* btn = [UIButton buttonWithType:UIButtonTypeRoundedRect] ; btn.frame = CGRectMake(0, 2, width, 40) ; [btn addTarget:self action:@selector(pressBtn) forControlEvents:UIControlEventTouchUpInside] ; [btn setTitle:@"按钮" forState:UIControlStateNormal] ; [_mToolBarView addSubview:btn] ; UILabel* label = [[UILabel alloc] init] ; label.frame = CGRectMake(width, 2, width, 40) ; label.text = @"标签"; label.textAlignment = NSTextAlignmentCenter ; //标签的手势 UITapGestureRecognizer* tapLabel = [[UITapGestureRecognizer alloc] init] ; tapLabel.numberOfTapsRequired = 1 ; [tapLabel addTarget:self action:@selector(pressLabel)] ; //将标签添加一个手势 [label addGestureRecognizer:tapLabel] ; label.userInteractionEnabled = YES ; //自定义按钮 UIButton* btnCustom = [UIButton buttonWithType:UIButtonTypeCustom] ; btnCustom.frame = CGRectMake(width*2, 2, width, 40) ; [btnCustom setImage:[UIImage imageNamed:@"iphone-on.png"] forState:UIControlStateNormal]; [btnCustom setImage:[UIImage imageNamed:@"iphone-off.png"] forState:UIControlStateHighlighted]; [btnCustom addTarget:self action:@selector(pressBtnCus) forControlEvents:UIControlEventTouchUpInside] ; [_mToolBarView addSubview:label] ; [_mToolBarView addSubview:btnCustom] ; UIImageView* iView = [[UIImageView alloc] init] ; iView.frame = CGRectMake(width*3, 2, width, 40) ; iView.image = [UIImage imageNamed:@"pumpkin"] ; //响应交互事件手势事件 //imageView默认为NO iView.userInteractionEnabled = YES ; UITapGestureRecognizer* tapTwo = [[UITapGestureRecognizer alloc] initWithTarget:self action:@selector(tapImage:)] ; //两次点击 tapTwo.numberOfTapsRequired = 2 ; [iView addGestureRecognizer:tapTwo] ; [_mToolBarView addSubview:iView] ; self.navigationController.toolbar.hidden = YES ; ChechBox* check = [[ChechBox alloc] init] ; check.frame = CGRectMake(width*4+width/3, 2, width, 32) ; check.on = YES ; [check addTarget:self action:@selector(checkAct:) forControlEvents:UIControlEventValueChanged] ; [_mToolBarView addSubview:check] ;}-(void) touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event{ static BOOL isShow = NO ; [UIView beginAnimations:nil context:nil] ; [UIView setAnimationDuration:1] ; if (isShow == NO) { _mToolBarView.frame = CGRectMake(0, self.view.frame.size.height, 320, 44) ;//移动消失// _mToolBarView.alpha = 0 ;//透明度渐变 } else { _mToolBarView.frame = CGRectMake(0, self.view.frame.size.height-44, 320, 44) ;// _mToolBarView.alpha = 1 ; } isShow = !isShow ; [UIView commitAnimations] ;}-(void) checkAct:(ChechBox*) checkBox{ NSLog(@"check = %@",checkBox) ;}-(void) pressBtn{ NSLog(@"按钮按下!");}-(void) pressBtnCus{ NSLog(@"自定义按钮按下!");}-(void) pressLabel{ NSLog(@"标签按下!");}-(void) tapImage:(UITapGestureRecognizer*) tapTwo{ NSLog(@"图片被双击!");}@end
#import//声明一个选择按钮//UIControl:可以响应事件的控件对象//UIControl：继承于UIView@interface ChechBox : UIControl{ //选中图片对象 UIImage* _imageSelect ; //取消选中图片对象 UIImage* _imageNoSelect ; //显示到视图上 UIImageView* _imageView ; //选中状态 BOOL _on ; //事件目标对象,当前控件的事件函数的拥有者对象 //_target：事件函数声明实现在对象中 //通常使用试图控器对象作为此值 id _target ; //事件函数对象(指针)声明 //用来响应响应的事件处理 //通过外部来赋值 //实现在外部,_target对象中实现 SEL _selector ;}//定义on属性@property (assign,nonatomic) BOOL on ;//重新定义setOn函数-(void) setOn:(BOOL)on ;//设置选中状态图片-(void) setSelectedImage:(UIImage*) image ;//设置取消状态的图片-(void) setNoSelectedImage:(UIImage*) image;//添加事件函数声明-(void) addTarget:(id)target action:(SEL)action forControlEvents:(UIControlEvents)controlEvents ;@end#import "ChechBox.h"@implementation ChechBox- (id)initWithFrame:(CGRect)frame{ self = [super initWithFrame:frame]; if (self) { // Initialization code //加载图片对象 _imageSelect = [UIImage imageNamed:@"selected"] ; _imageNoSelect = [UIImage imageNamed:@"noselected"] ; //创建视图 _imageView = [[UIImageView alloc] initWithImage:_imageNoSelect] ; _imageView.contentMode = UIViewContentModeCenter; //只能通过外部的参数设定位置 //不能设定控件的大小 _imageView.frame = CGRectMake(0, 0, 32, 32); _target = nil ; _selector = nil ; _on = NO ; [self addSubview:_imageView] ; } return self;}-(void) setSelectedImage:(UIImage *)image{ _imageSelect = image ; _imageView.image = _imageNoSelect ;}-(void) setNoSelectedImage:(UIImage *)image{ _imageNoSelect = image ; _imageView.image = _imageNoSelect ;}//添加设置事件函数-(void) addTarget:(id)target action:(SEL)action forControlEvents:(UIControlEvents)controlEvents{// controlEvents == 0001100000// UIControlEventValueChanged== 1000000000// == 0000000000 if ((controlEvents &UIControlEventValueChanged) != 0) { _target = target ; _selector = action ; }}-(void) setOn:(BOOL)on{ //状态改变 if (_on != on) { _on = on ; if (_on == YES) { _imageView.image = _imageSelect ; } else if (_on == NO) { _imageView.image = _imageNoSelect ; } //respondsToSelector：target对象能否执行_selector函数 //功能：避免程序由于没有实现_selector,导致程序直接崩溃 //如果实现：返回值为YES if ([_target respondsToSelector:_selector] == YES) { //通过target action模式执行事件函数 [_target performSelector:_selector withObject:self afterDelay:0] ; } }}-(void) touchesEnded:(NSSet *)touches withEvent:(UIEvent *)event{ self.on = !self.on ;}@end
