UI基础之UI控件

 //UIButton继承于UIController可以用addTarget方法

 

    //自定义设置按钮的样子

    UIButton *button=[[UIButton alloc]initWithFrame:CGRectMake(0, 0, 100, 45)];

    //设置按钮背景颜色

    button.backgroundColor=[UIColor blackColor];

    //将按钮居中

    button.center=self.view.center;

 

//设置按钮不可用状态,如果设置了该属性,当前按钮不会再响应点击等事件

//    button.enabled=NO;

    //设置按钮为高亮状态

//    button.highlighted=YES;

    //

//    button.selected=YES;

    [button setTitle:@"收藏" forState:UIControlStateNormal];

    [button setTitle:@"取消收藏" forState:UIControlStateSelected];

    

    [button setTitle:@"Highlighted" forState:UIControlStateHighlighted];

    [button setTitle:@"Disabled" forState:UIControlStateDisabled];

//    [button setTitle:@"Selected" forState:UIControlStateSelected];

 

//为按钮设置一个事件

    [button addTarget:self action:@selector(click:) forControlEvents:UIControlEventTouchUpInside];

    [self.view addSubview:button];

 

}

-(void)click:(UIButton *) button{

    if (button.selected==YES) {

        button.selected=NO;

    }else{

        button.selected=YES;

    }

//    button.selected=!button.selected;

}

 

[button setTitle:@"收藏" forState:UIControlStateNormal];

    [button setTitle:@"取消收藏" forState:UIControlStateSelected];

    

    //内容位置水平和垂直

    [button setContentHorizontalAlignment:UIControlContentHorizontalAlignmentLeft];

    [button setContentVerticalAlignment:UIControlContentVerticalAlignmentTop];

    

    //移动图片

    //上左下右 距边框的距离

    [button setImageEdgeInsets:UIEdgeInsetsMake(15, 30, 0, 0)];

    [button setTitleEdgeInsets:UIEdgeInsetsMake(55, -10, 0, 0)];

    //

    

    

    //设置不同状态下标题的颜色

    [button setTitleColor:[UIColor blackColor] forState:UIControlStateNormal];

    [button setTitleColor:[UIColor redColor] forState:UIControlStateSelected];

    

    //设置字体大小

    button.titleLabel.font=[UIFont systemFontOfSize:16];

    

    //设置正常状态下加入按钮图标

    [button setImage:[UIImage imageNamed:@"h"] forState:UIControlStateNormal];

    [button setImage:[UIImage imageNamed:@"heart"] forState:UIControlStateSelected];

    

    

    //为按钮增加背景图片

//    [button setBackgroundImage:[UIImage imageNamed:@"heart"] forState:UIControlStateNormal];

    

    [button setTitle:@"Highlighted" forState:UIControlStateHighlighted];

    [button setTitle:@"Disabled" forState:UIControlStateDisabled];

//    [button setTitle:@"Selected" forState:UIControlStateSelected];

 

 

UILabel * label=[[UILabel alloc] initWithFrame:CGRectMake(0, 0, 100, 45)];
label.backgroundColor=[UIColor redColor];
label.center=self.view.center;
//为label设置展示文本
label.text=@"00:00";
//为label设置文本颜色
label.textColor=[UIColor whiteColor];
//为label设置文本对齐方式
label.textAlignment=NSTextAlignmentCenter;
//为label设置字体大小
label.font=[UIFont systemFontOfSize:20];

[self.view addSubview:label];

 

 

 

#pragma mark -

- (void) setSlider{

    

#warning UISLider 高度没有效果,不用设置太大一般45-50左右最好

    _slider=[[UISlider alloc]initWithFrame:CGRectMake(0, 0, 200, 40)];

    [self.view addSubview:_slider];

    

    //slider的默认范围是0-1,通过设置value属性来控制按钮的滑动位置

    _slider.minimumValue=0;//设置最大值

    _slider.maximumValue=10;//设置最小值

    _slider.center=self.view.center;

    _slider.value=5;//设置当前值

    

#pragma mark 设置按钮的颜色

//    [_slider setThumbTintColor:[UIColor redColor]];

    

#pragma mark 设置按钮图片

    [_slider setThumbImage:[UIImage imageNamed:@"channel_friend_love"] forState:UIControlStateNormal];

    

#pragma mark 设置轨道颜色

//    [_slider setMaximumTrackTintColor:[UIColor redColor]];

//    [_slider setMinimumTrackTintColor:[UIColor orangeColor]];

 

#pragma mark 为轨道设置图片

 

    [_slider setMinimumTrackImage:[UIImage imageNamed:@"btlv"] forState:UIControlStateNormal];

    

    [_slider setMaximumTrackImage:[UIImage imageNamed:@"btpurple"] forState:UIControlStateNormal];

 

//    [NSTimer scheduledTimerWithTimeInterval:1 target:self selector:@selector(changeSlider) userInfo:nil repeats:YES];

}

 

 

#pragma mark - 改变进度条

- (void)changeSlider{

    

    _slider.value=_slider.value+1;

  

}

 ##

#import "ViewController.h"

 

@interface ViewController ()

{

    UITextField * _tf;

}

 

@end

 

@implementation ViewController

 

- (void)viewDidLoad {

    [super viewDidLoad];

    

    self.view.backgroundColor=[UIColor lightGrayColor];

    

    

    UITextField * tf=[[UITextField alloc] initWithFrame:CGRectMake(0, 0, 200, 45)];

    _tf=tf;

    

    tf.center=self.view.center;

    tf.borderStyle=UITextBorderStyleRoundedRect;

    //设置输入提示

    tf.placeholder=@"请输入账号";

    tf.text=@"zhangsan";

    tf.textColor=[UIColor redColor];

    tf.font=[UIFont systemFontOfSize:20];

    tf.adjustsFontSizeToFitWidth=YES;

    

//    tf.enabled=NO;

    //在刚开始编辑的时候,将原来的内容清空

    tf.clearsOnBeginEditing=YES;

    tf.clearButtonMode=UITextFieldViewModeWhileEditing;

    

//    tf.background=[UIImage imageNamed:@"beijing"];

    

 

    UILabel * label=[[UILabel alloc] initWithFrame:CGRectMake(0, 0, 30, 30)];

//    view.backgroundColor=[UIColor blueColor];

    label.text=@"🔍";

    tf.leftView=label;

    tf.leftViewMode=UITextFieldViewModeAlways;

    

    

    UILabel * label2=[[UILabel alloc] initWithFrame:CGRectMake(0, 0, 30, 30)];

    //    view.backgroundColor=[UIColor blueColor];

    label2.text=@"×";

    tf.rightView=label2;

    tf.rightViewMode=UITextFieldViewModeAlways;

    //设置成密码格式

    tf.secureTextEntry=YES;

    

    

    

//    UIView *inputAccess=[[UIView alloc] initWithFrame:CGRectMake(0, 0, 375, 35)];

//    inputAccess.backgroundColor=[UIColor greenColor];

//    tf.inputAccessoryView=inputAccess;

//    

//    

//    UIView *inputView=[[UIView alloc] initWithFrame:CGRectMake(0, 0, 375, 135)];

//    inputView.backgroundColor=[UIColor yellowColor];

//    tf.inputView=inputView;

//    

    

    [self.view addSubview:tf];

    

    

 

}

 

-(void)touchesBegan:(NSSet<UITouch *> *)touches withEvent:(UIEvent *)event{

    

    //放弃第一响应者(关闭键盘)

    [_tf resignFirstResponder];

    

 

} 

@end

posted on 2016-05-13 14:57  AlexGui  阅读(121)  评论(0编辑  收藏  举报

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