TTTAttributedLabel

 TTTAttributedLabel 库地址 https://github.com/TTTAttributedLabel/TTTAttributedLabel


#import "ViewController.h"


@interface ViewController () <TTTAttributedLabelDelegate, UIActionSheetDelegate>


@end


@implementation ViewController


static inline NSRegularExpression * NameRegularExpression() {

    static NSRegularExpression *_nameRegularExpression = nil;


    static dispatch_once_t onceToken;

    dispatch_once(&onceToken, ^{

        _nameRegularExpression = [[NSRegularExpression alloc] initWithPattern:@"^\w+" options:NSRegularExpressionCaseInsensitive error:nil];

    });

    return _nameRegularExpression;
}


- (void)viewDidLoad {

    [super viewDidLoad];

    TTTAttributedLabel *label = [[TTTAttributedLabel alloc] initWithFrame:CGRectMake(100, 120, 120, 60)];
    label.font = [UIFont systemFontOfSize:14];
    label.textColor = [UIColor blackColor];
    label.lineBreakMode = NSLineBreakByCharWrapping;
    label.numberOfLines = 0;

    //设置高亮颜色
    label.highlightedTextColor = [UIColor greenColor];
    //检测url
    label.enabledTextCheckingTypes = NSTextCheckingTypeLink;
    //对齐方式
    label.verticalAlignment = TTTAttributedLabelVerticalAlignmentCenter;
    //行间距
    label.lineSpacing = 8;
    //设置阴影
    label.shadowColor = [UIColor grayColor];
    label.delegate = self; // Delegate

    //NO 不显示下划线

    label.linkAttributes = [NSDictionary dictionaryWithObject:[NSNumber numberWithBool:NO] forKey:(NSString *)kCTUnderlineStyleAttributeName];


    NSString *text = @"冷清风 赞了 王战 的说说";

    [label setText:text afterInheritingLabelAttributesAndConfiguringWithBlock:^ NSMutableAttributedString *(NSMutableAttributedString *mutableAttributedString)

    {

        //设置可点击文字的范围

        NSRange boldRange = [[mutableAttributedString string] rangeOfString:@"冷清风" options:NSCaseInsensitiveSearch];

        

        //设定可点击文字的的大小

        UIFont *boldSystemFont = [UIFont boldSystemFontOfSize:16];

        CTFontRef font = CTFontCreateWithName((__bridge CFStringRef)boldSystemFont.fontName, boldSystemFont.pointSize, NULL);

        if (font) {

            //设置可点击文本的大小

            [mutableAttributedString addAttribute:(NSString *)kCTFontAttributeName value:(__bridge id)font range:boldRange];

            

            //设置可点击文本的颜色

            [mutableAttributedString addAttribute:(NSString*)kCTForegroundColorAttributeName value:(id)[[UIColor blueColor] CGColor] range:boldRange];


            CFRelease(font);

        }

       return mutableAttributedString;

    }];

    //正则

    NSRegularExpression *regexp = NameRegularExpression();
    

    NSRange linkRange = [regexp rangeOfFirstMatchInString:text options:0 range:NSMakeRange(0, 3)];

    NSURL *url = [NSURL URLWithString:[NSString stringWithFormat:@"http://www.exiucai.com/"]];


    //设置链接的url

    [label addLinkToURL:url withRange:linkRange];

    [self.view addSubview:label];

}

- (void)attributedLabel:(__unused TTTAttributedLabel *)label

   didSelectLinkWithURL:(NSURL *)url

{
    [[[UIActionSheet alloc] initWithTitle:[url absoluteString] delegate:self cancelButtonTitle:NSLocalizedString(@"Cancel", nil) destructiveButtonTitle:nil otherButtonTitles:NSLocalizedString(@"Open Link in Safari", nil), nil] showInView:self.view];

}

#pragma mark - UIActionSheetDelegate

- (void)actionSheet:(UIActionSheet *)actionSheet

clickedButtonAtIndex:(NSInteger)buttonIndex

{
    if (buttonIndex == actionSheet.cancelButtonIndex) {

       return;

    }
    [[UIApplication sharedApplication] openURL:[NSURL URLWithString:actionSheet.title]];

}
- (void)didReceiveMemoryWarning {

    [super didReceiveMemoryWarning];

    // Dispose of any resources that can be recreated.

}