匹配出UILabel的@用户、#话题#、http链接和自定义字符匹配等
#####import "ViewController.h" #####import "QYLabel.h" /** 设置颜色的RGB值 */ #####define QYColor(r,g,b) [UIColor colorWithRed:(r) / 256.0 green:(g) / 256.0 blue:(b) / 256.0 alpha:1] #####define QYRandomColor QYColor(arc4random_uniform(255), arc4random_uniform(255), arc4random_uniform(255)) @interface ViewController ()
@property (weak, nonatomic) IBOutlet QYLabel *myLabel; @property (weak, nonatomic) IBOutlet UITextField *myTextFidle;
@end
@implementation ViewController
- (void)viewDidLoad { [super viewDidLoad]; //闭包回调打印 self.myLabel.userStringTapHandler = ^(UILabel *label,NSString *string,NSRange range){ NSLog(@"string = %@,range.location = %lu,range.length = %lu",string,range.location,range.length); };
}
//匹配话题
- (IBAction)matchTopic:(id)sender { self.myLabel.showTopic = YES; } //取消匹配话题
- (IBAction)cancelTopic:(id)sender { self.myLabel.showTopic = NO; } //取消匹配用户
- (IBAction)cancelUser:(id)sender { self.myLabel.showUser = NO; } //匹配用户
- (IBAction)matchUser:(id)sender { self.myLabel.showUser = YES; } //取消匹配链接
- (IBAction)cancelLink:(id)sender { self.myLabel.showLink = NO; } //匹配链接
- (IBAction)matchLink:(id)sender { self.myLabel.showLink = YES; } //设置随机颜色
- (IBAction)matchTextColor:(id)sender { self.myLabel.matchTextColor = QYRandomColor; }
//添加自定义字符匹配
-
(IBAction)addMyString:(id)sender {
if (self.myTextFidle.text.length > 0 && ![self.myTextFidle.text isEqual: @""]) { [self.myLabel.addStringM addObject:self.myTextFidle.text]; self.myLabel.text = [NSString stringWithFormat:@"%@%@",self.myTextFidle.text,self.myLabel.text];
} }
@end
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