Objective-c 手写控件

.h文件

#import <UIKit/UIKit.h>

@interface ViewController : UIViewController

@property(nonatomic,strong)NSTimer *timer;

@end

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.m文件

#import "ViewController.h"

@interface ViewController ()

@end

@implementation ViewController

- (void)viewDidLoad {

[super viewDidLoad];

//实例化标签对象

UILabel *lable=[[UILabel alloc]initWithFrame:CGRectMake(20, 30, 200, 40)];

//设置字体的内容

lable.text=@"hello";

//    lable.textColor=[UIColor whiteColor];//设置字体的颜色

lable.font=[UIFont fontWithName:@"Arial" size:60];//设置字体样式

//标签文字居中

lable.textAlignment=NSTextAlignmentCenter;

//标签背景颜色

lable.backgroundColor=[UIColor redColor];

//    设置标签边框的宽度

lable.layer.borderWidth=1;

//    设置边框的颜色

lable.layer.borderColor=[UIColor redColor].CGColor;

//    设置圆角边框

//    lable.layer.cornerRadius=100;

//设置阴影

lable.layer.shadowColor=[UIColor blackColor].CGColor;

lable.layer.shadowOffset=CGSizeMake(10, 20);//阴影大小

lable.layer.shadowRadius=20;

//设置字体：粗体，正常的是SystemFontOfSize

lable.font = [UIFont boldSystemFontOfSize:20];

//设置lable 的行数

lable.numberOfLines = 2;

//设置lable中文字是否可变，默认为YES；

lable.enabled = NO;

//设置高亮

lable.highlighted = YES;

lable.highlightedTextColor = [UIColor orangeColor];

//将控件添加到当前图层上

[self.view addSubview:lable];

//-----------关于UITextFeild------

UITextField *textField=[[UITextField alloc]initWithFrame:CGRectMake(10, 100, 200, 50)];

//设置输入框边框样式

textField.borderStyle=UITextBorderStyleLine;

//设置输入框的加密显示

textField.secureTextEntry=YES;

//设置输入框的字体居中位置

textField.textAlignment=NSTextAlignmentCenter;

//当输入框没有内容时，水印提示placeholder 提示内容为password

textField.placeholder=@"提示";

//设置属性

[self.view addSubview:textField];

//-----------关于UIButton------

//    设置定义按钮

UIButton *button=[[UIButton alloc]initWithFrame:CGRectMake(20, 200, 100, 80)];

//    设置按钮标题

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

//    设置标题颜色

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

//设置按钮背景图片

//    [button setBackgroundImage:[UIImage imageNamed:@"0"] forState:UIControlStateNormal];

//    设置按钮背景颜色

button.backgroundColor=[UIColor redColor];

//    添加按钮事件

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

//设置按钮边框

[button.layer setCornerRadius:10.0]; //设置矩形四个圆角半径

[button.layer setBorderWidth:1.0]; //边框宽度

[button.layer setBorderColor:[UIColor blueColor].CGColor];//边框颜色

[self.view addSubview:button];

//    添加定时器

_timer=[NSTimer scheduledTimerWithTimeInterval:1.0f target:self selector:@selector(fangFa) userInfo:nil repeats:YES];

}

-(void)fangFa{

NSLog(@"jjjjj");

}

-(void)dianJi:(UIButton *)sender{

NSLog(@"点了~");

[_timer invalidate];//定时器永久停止

_timer=nil;

}

- (void)didReceiveMemoryWarning {

[super didReceiveMemoryWarning];

// Dispose of any resources that can be recreated.

}

@end