UI控件

//

//ViewController.m

//UI常用控件

//

//Created bylanou on 16/7/10.

//Copyright©2016年lanou. All rights reserved.

//

#import"ViewController.h"

@interfaceViewController ()

//标题标签

@property(nonatomic,strong)UILabel*titleLabel;

//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;

//定义数组名

@property(nonatomic,strong)NSArray*imageNames;

@end

@implementationViewController

- (void)viewDidLoad {

[superviewDidLoad];

self.imageNames=@[@"biaoqingdi",@"bingli",@"chiniupa",@"danteng",@"wangba"];

//定义标签位置与名称

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

self.titleLabel.text=@"biaoqingdi";

[self.viewaddSubview:self.titleLabel];

//定义做按钮的位置

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

//关闭交互

self.leftBtn.userInteractionEnabled=NO;

//定义按钮的图片

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

//设置左按钮的背景图片

[self.leftBtnsetBackgroundImage:leftImage

forState:(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];

//按钮的监听

[self.rightBtnaddTarget:selfaction:@selector(rightBtnAction)forControlEvents:(UIControlEventTouchUpInside)];

[self.leftBtnaddTarget:selfaction:@selector(leftBtnAction)forControlEvents:(UIControlEventTouchUpInside)];

}

-(void)rightBtnAction

{

//切换到下一张图片

//获取当前是第几张图片

NSIntegerindex = [self.imageNamesindexOfObject:self.titleLabel.text];

//不是为最后一张才切换到下一张

if(index <4){

if(index ==3){

//改变右边按钮的图片和关闭交互

self.rightBtn.userInteractionEnabled=NO;

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

[self.rightBtnsetBackgroundImage:image forState:(UIControlStateNormal)];

}else{

//左边按钮和右边按钮都是在一个正常状态

self.leftBtn.userInteractionEnabled=YES;

self.rightBtn.userInteractionEnabled=YES;

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

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

[self.leftBtnsetBackgroundImage:leftNormal

forState:(UIControlStateNormal)];

[self.rightBtnsetBackgroundImage:rightNormal

forState:(UIControlStateNormal)];

}

NSString*nextTitle =self.imageNames[index+1];

self.titleLabel.text= nextTitle;

self.myImageView.image= [UIImageimageNamed:nextTitle];

}

}

-(void)leftBtnAction

{

NSIntegerindex = [self.imageNamesindexOfObject:self.titleLabel.text];

if(index >0){

if(index ==1){

//改变左边按钮的图片和关闭交互

self.leftBtn.userInteractionEnabled=NO;

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

[self.leftBtnsetBackgroundImage:image forState:(UIControlStateNormal)];

}else{

//左边按钮和右边按钮都是在一个正常状态

self.leftBtn.userInteractionEnabled=YES;

self.rightBtn.userInteractionEnabled=YES;

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

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

[self.leftBtnsetBackgroundImage:leftNormal

forState:(UIControlStateNormal)];

[self.rightBtnsetBackgroundImage:rightNormal

forState:(UIControlStateNormal)];

}

NSString*preTitle =self.imageNames[index-1];

self.titleLabel.text= preTitle;

self.myImageView.image= [UIImage imageNamed:preTitle];

}

}

-(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:image forState: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