一段文本内容中展示网址链接---TTTAttributedLabel链接点击和textView两种方式实现

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//  Copyright © 2016年 liyunxiang. All rights reserved.//#import "ViewController.h"#import "TTTAttributedLabel.h"#define UIColorFromRGB(rgbValue) [UIColor colorWithRed:((float)((rgbValue & 0xFF0000) >> 16))/255.0 green:((float)((rgbValue & 0xFF00) >> 8))/255.0 blue:((float)(rgbValue & 0xFF))/255.0 alpha:1.0]@interface ViewController ()<TTTAttributedLabelDelegate>@end@implementation ViewController- (void)viewDidLoad{    [self test2];}-(void)test2{    [super viewDidLoad];    UITextView *ContentTextView = [[UITextView alloc]initWithFrame:CGRectMake(0, 100, 300, 300)];    ContentTextView.editable = NO;    ContentTextView.dataDetectorTypes = UIDataDetectorTypeAll;    ContentTextView.scrollEnabled = NO;    ContentTextView.textColor = UIColorFromRGB(0x333333);    NSString *text = [NSString stringWithFormat:@"https://github.com/TTTAttributedLabel/TTTAttributedLabel  asifuhaskjf;lks  http://www.baidu.com   15754713678   ��"];//    ContentTextView.text = text;    NSMutableParagraphStyle *paragraphStyle = [[NSMutableParagraphStyle alloc]init];    paragraphStyle.lineHeightMultiple = 10.f;    paragraphStyle.maximumLineHeight = 16.0f;    paragraphStyle.minimumLineHeight = 14.0f;    paragraphStyle.firstLineHeadIndent = 0.0f;    paragraphStyle.lineSpacing = 1.0f;    paragraphStyle.alignment = NSTextAlignmentJustified;    UIFont *font = [UIFont fontWithName:@"Arial" size:15];    NSDictionary *attributes = @{ NSFontAttributeName:font, NSParagraphStyleAttributeName:paragraphStyle};    ContentTextView.attributedText = [[NSAttributedString alloc]initWithString:text attributes:attributes];    [self.view addSubview:ContentTextView];}-(void)test3{    [super viewDidLoad];//    self.view.backgroundColor = [UIColor yellowColor];    // modify by huangyibiao    //添加文本信息    TTTAttributedLabel *bubbleText = [[TTTAttributedLabel alloc]                                      initWithFrame:CGRectMake(0,100,300,300)];    bubbleText.delegate = self;//    bubbleText.tag=indexPath.row;    UIFont *font = [UIFont systemFontOfSize:15];    bubbleText.font = font;    bubbleText.numberOfLines = 0;    bubbleText.lineBreakMode = NSLineBreakByWordWrapping;    NSString *text = [NSString stringWithFormat:@"东方会计师；老地方就卡死；来的房间爱死了；地方水立方的看见爱上对方http://www.baidu.com了；贾师傅；拉士大夫了；按时交电费https://github.com/TTTAttributedLabel/TTTAttributedLabel sfasdfasdfasfdas爱就是看了对方那算了的疯狂"];    bubbleText.text = text;    bubbleText.linkAttributes = @{(NSString *)kCTUnderlineStyleAttributeName : [NSNumber numberWithBool:YES],                                  (NSString*)kCTForegroundColorAttributeName : (id)[[UIColor blueColor] CGColor]};    bubbleText.highlightedTextColor = [UIColor whiteColor];    bubbleText.verticalAlignment = TTTAttributedLabelVerticalAlignmentTop;    // end modify by huangyibiao    // reasion: handle links in chat content, ananylizing each link    // 提取出文本中的超链接    NSError *error;    NSString *regulaStr = @"((http[s]{0,1}|ftp)://[a-zA-Z0-9\\.\\-]+\\.([a-zA-Z]{2,4})(:\\d+)?(/[a-zA-Z0-9\\.\\-~!@#$%^&*+?:_/=<>]*)?)|(www.[a-zA-Z0-9\\.\\-]+\\.([a-zA-Z]{2,4})(:\\d+)?(/[a-zA-Z0-9\\.\\-~!@#$%^&*+?:_/=<>]*)?)";    NSRegularExpression *regex = [NSRegularExpression regularExpressionWithPattern:regulaStr                                                                           options:NSRegularExpressionCaseInsensitive                                                                             error:&error];    NSArray *arrayOfAllMatches = [regex matchesInString:text                                                options:0                                                  range:NSMakeRange(0, [text length])];    NSMutableAttributedString *attribute = [[NSMutableAttributedString alloc] initWithString:text];    for (NSTextCheckingResult *match in arrayOfAllMatches) {        NSString *substringForMatch = [text substringWithRange:match.range];        [attribute addAttribute:(NSString *)kCTFontAttributeName value:(id)bubbleText.font range:match.range];        [attribute addAttribute:(NSString*)kCTForegroundColorAttributeName                          value:(id)[[UIColor blueColor] CGColor]                          range:match.range];        [bubbleText addLinkToURL:[NSURL URLWithString:substringForMatch] withRange:match.range];    }     [self.view addSubview:bubbleText];    bubbleText.userInteractionEnabled = YES;    UILongPressGestureRecognizer *longTap = [[UILongPressGestureRecognizer alloc]initWithTarget:self action:@selector(longPressText:)];    [bubbleText addGestureRecognizer:longTap];    // end add by huangyibiao}- (void)longPressText:(UILongPressGestureRecognizer *)sender{    if (sender.state == UIGestureRecognizerStateBegan){                  TTTAttributedLabel *label = (TTTAttributedLabel *)sender.view;        NSLog(@"%@",label.text);}}#pragma mark - TTTAttributedLabelDelegate 点击聊天内容中的超链接- (void)attributedLabel:(TTTAttributedLabel *)label didSelectLinkWithURL:(NSURL *)url {    NSLog(@"asdfasd");}- (void)didReceiveMemoryWarning {    [super didReceiveMemoryWarning];    // Dispose of any resources that can be recreated.}@end