【代碼筆記】iOS-自訂alertView，ios-自訂alertview

【代碼筆記】iOS-自訂alertView，ios-自訂alertview

一，。

二，代碼。

ViewController.h

#import <UIKit/UIKit.h>@interface ViewController : UIViewController{    UIView *alertView;}@end

 

ViewController.m

#import "ViewController.h"@interface ViewController ()@end@implementation ViewController- (void)viewDidLoad {    [super viewDidLoad];    // Do any additional setup after loading the view, typically from a nib.        //背景色    self.view.backgroundColor=[UIColor redColor];    //增加背景圖    [self addBackGroundView];    }-(void)touchesBegan:(NSSet *)touches withEvent:(UIEvent *)event{    alertView.hidden=NO;}#pragma -mark -functions-(void)addBackGroundView{    //提示背景    alertView = [[UIView alloc]initWithFrame:CGRectMake(70, 300,220, 90)];    alertView.layer.borderColor = [UIColor lightGrayColor].CGColor;    alertView.layer.borderWidth=0.3;    alertView.layer.cornerRadius = 5;    alertView.layer.masksToBounds = YES;    alertView.backgroundColor = [UIColor whiteColor];    alertView.hidden=YES;    [self.view addSubview:alertView];        //請輸入MAC地址    UILabel *titleLabel=[[UILabel alloc]initWithFrame:CGRectMake(0,0, alertView.frame.size.width, 45)];    titleLabel.text=@"請輸入MAC地址";    titleLabel.font=[UIFont systemFontOfSize:14];    titleLabel.textAlignment=NSTextAlignmentCenter;    titleLabel.backgroundColor=[UIColor clearColor];    [alertView addSubview:titleLabel];            //線    UIView * separateLine = [[UIView alloc]initWithFrame:CGRectMake(0, titleLabel.frame.size.height+titleLabel.frame.origin.y, alertView.frame.size.width, 0.5)];    separateLine.backgroundColor=[UIColor colorWithRed:218/255.0 green:218/255.0 blue:218/255.0 alpha:1.0];    [alertView addSubview:separateLine];            //知道了    UILabel *clickLabel=[[UILabel alloc]initWithFrame:CGRectMake(0,separateLine.frame.origin.y+separateLine.frame.size.height, alertView.frame.size.width, alertView.frame.size.height-separateLine.frame.size.height-separateLine.frame.origin.y)];    clickLabel.text=@"知道了";    clickLabel.font=[UIFont systemFontOfSize:14];    clickLabel.textAlignment=NSTextAlignmentCenter;    clickLabel.backgroundColor=[UIColor clearColor];    clickLabel.textColor=[UIColor blueColor];    clickLabel.userInteractionEnabled=YES;    [alertView addSubview:clickLabel];        //知道點擊按鈕    UIButton *alerButton=[UIButton buttonWithType:UIButtonTypeCustom];    alerButton.frame=CGRectMake(0,separateLine.frame.origin.y+separateLine.frame.size.height, alertView.frame.size.width, alertView.frame.size.height-separateLine.frame.size.height-separateLine.frame.origin.y);    alerButton.backgroundColor=[UIColor clearColor];    [alerButton addTarget:self action:@selector(doClickButton:) forControlEvents:UIControlEventTouchUpInside];     alerButton.titleLabel.font=[UIFont systemFontOfSize:12];    [alertView addSubview:alerButton];     }#pragma -mark -doClickActions//知道點擊按鈕-(void)doClickButton:(UIButton *)btn{    NSLog(@"--doClickLabel---");    alertView.hidden=YES;}- (void)didReceiveMemoryWarning {    [super didReceiveMemoryWarning];    // Dispose of any resources that can be recreated.}@end