KILabel

Posted 2020-07-20

• 功能
  • 让labe具有超链接效果
• 链接
  • KILable

<常用属性>

• 开启关闭标签的点击事件self.label.automaticLinkDetectionEnabled = sender.isOn
• 打开URL点击事件self.label.linkDetectionTypes |= KILinkTypeOptionURL;
• 关闭URL点击事件self.label.linkDetectionTypes ^= KILinkTypeOptionURL;
• 打开@标签点击事件self.label.linkDetectionTypes |= KILinkTypeOptionUserHandle;
• 闭关@标签点击事件self.label.linkDetectionTypes ^= KILinkTypeOptionUserHandle;
• 打开#标签事件self.label.linkDetectionTypes |= KILinkTypeOptionHashtag;
• 关闭#标签事件self.label.linkDetectionTypes ^= KILinkTypeOptionHashtag;
• 设置URL下划线_label.systemURLStyle = YES;
• 设置标签选中是的颜色_label.selectedLinkBackgroundColor = [UIColor orangeColor];
• 设置标签属性- (void)setAttributes:(nullable NSDictionary*)attributes forLinkType:(KILinkType)linkType;

<@标签>

• 给@标签添加点击事件
  ```objc
  _label.userHandleLinkTapHandler = <sup>KILabel *label, NSString *string, NSRange range</sup> {
  NSString *message = [NSString stringWithFormat:@"You tapped %@", string];
  UIAlertController *alert = [UIAlertController alertControllerWithTitle:@"Username"
  message:message
  preferredStyle:UIAlertControllerStyleAlert];
  [alert addAction:[UIAlertAction actionWithTitle:@"Dismiss" style:UIAlertActionStyleDefault handler:nil]];

  [self presentViewController:alert animated:YES completion:nil];
  

  };
  ```

  <#标签>

• 给#标签添加点击事件
  ```objc
  _label.hashtagLinkTapHandler = <sup>KILabel *label, NSString *string, NSRange range</sup> {
  NSString *message = [NSString stringWithFormat:@"You tapped %@", string];
  UIAlertController *alert = [UIAlertController alertControllerWithTitle:@"Hashtag"
  message:message
  preferredStyle:UIAlertControllerStyleAlert];
  [alert addAction:[UIAlertAction actionWithTitle:@"Dismiss" style:UIAlertActionStyleDefault handler:nil]];

  [self presentViewController:alert animated:YES completion:nil];
  

  };
  ```

• 给URL添加点击事件
  ```objc
  _label.urlLinkTapHandler = <sup>KILabel *label, NSString *string, NSRange range</sup> {
  // Open URLs
  [self attemptOpenURL:[NSURL URLWithString:string]];
  };

  • (void)attemptOpenURL:(NSURL *)url { BOOL safariCompatible = [url.scheme isEqualToString:@"http"] || [url.scheme isEqualToString:@"https"];

  if (safariCompatible && [[UIApplication sharedApplication] canOpenURL:url])
  {
  [[UIApplication sharedApplication] openURL:url];
  }
  else
  {
  UIAlertView *alert = [[UIAlertView alloc] initWithTitle:@"Problem"
  message:@"The selected link cannot be opened."
  delegate:nil
  cancelButtonTitle:@"Dismiss"
  otherButtonTitles:nil];
  [alert show];
  }
  }
  ```