ios学习笔记之ui按钮

#import"ViewController.h"

@interfaceViewController()

//标题标签

@property(nonatomic,strong)UILabel*titleLable;

//左边按钮

@property(nonatomic,strong)UIButton*leftBtn;

//右边按钮

@property(nonatomic,strong)UIButton*rightBtn;

//显示图片

@property(nonatomic,strong)UIImageView*myImageView;

@end

@implementationViewController

- (void)viewDidLoad {

[superviewDidLoad];

//定义标签位置与名称

self.titleLable= [[UILabelalloc]initWithFrame:CGRectMake(150,50,150,30)];

self.titleLable.text=@"表情帝";

[self.viewaddSubview:self.titleLable];

//定义做按钮的位置

self.leftBtn= [[UIButtonalloc]initWithFrame:CGRectMake(20,150,45,45)];

//定义按钮的图片

UIImage*leftImage = [UIImageimageNamed:@"left_normal"];

//设置左按钮的背景图片

[self.leftBtnsetBackgroundImage:leftImageforState:(UIControlStateNormal)];

[self.viewaddSubview:self.leftBtn];

//显示相框名称

self.myImageView= [[UIImageViewalloc]initWithFrame:CGRectMake(85,100,200,200)];

UIImage*image = [UIImageimageNamed:@"biaoqingdi"];

self.myImageView.image= image;

//显示相框图片

[self.viewaddSubview:self.myImageView];

//设置右按钮的位置

self.rightBtn=[[UIButtonalloc]initWithFrame:CGRectMake(305,150,45,45)];

//设置右按钮的图片

UIImage*rightImage = [UIImageimageNamed:@"right_normal"];

//设置右按钮的背景图片

[self.rightBtnsetBackgroundImage:rightImageforState:(UIControlStateNormal)];

[self.viewaddSubview:self.rightBtn];

//self.lable.text =@"阿桃";

}

-(void)btnClickLister

{

NSLog(@"click

btn");

}

-(void)demo {

//UIView *view =[u]

//按钮UIButton

//UIButton *button =[UIButton buttonWithType:UIButtonTypeInfoDark];

UIButton*button = [[UIButtonalloc]initWithFrame:CGRectMake(20,50,80,80)];

//frame表明了控件的坐标和宽高(CGRect类型)

//[button setTitle:@"阿陶" forState:UIControlStateNormal];

UIImage*image = [UIImageimageNamed:@"left_normal"];

//根据名字加载图片

[buttonsetBackgroundImage:imageforState:UIControlStateNormal];

//给按钮设置背景图片

//button.backgroundColor = [UIColor redColor];

//按钮的监听

[buttonaddTarget:selfaction:@selector(btnClickLister)forControlEvents:UIControlEventTouchUpInside];

//添加到视图上面

[self.viewaddSubview:button];

//相框UIImageView

UIImageView*imageview = [[UIImageViewalloc]initWithFrame:CGRectMake(150,50,200,200)];

UIImage*image1 = [UIImageimageNamed:@"biaoqingdi"];

//设置imageView显示的图片

imageview.image= image1;

[self.viewaddSubview:imageview];

//标签UILabel

UILabel*label = [[UILabelalloc]initWithFrame:CGRectMake(150,270,150,30)];

//设置标签文本

label.text=@"涛哥哥";

//设置居中方式

label.textAlignment=NSTextAlignmentCenter;

label.textColor= [UIColorredColor];

[self.viewaddSubview:label];}

@end

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