UITextView增加富文字AttributedString點選事件以及更改linkTextAttributes顏色
阿新 • • 發佈:2018-11-12
_tipTextView = [[UITextView alloc] init];
_tipTextView.delegate = self; _tipTextView.editable = NO; //必須禁止輸入,否則點選將彈出輸入鍵盤 _tipTextView.scrollEnabled = NO; _tipTextView.backgroundColor = [UIColor clearColor]; NSString *titleString = @"注:灰色區域只有VIP使用者可抽取"; NSString *tapString = @"點選成為VIP"; NSMutableAttributedString *titleAttriString = [[NSMutableAttributedString alloc] initWithString:titleString]; NSMutableAttributedString *tapAttriString = [[NSMutableAttributedString alloc] initWithString:tapString]; NSRange selectedRange = {0, [tapAttriString length]}; [tapAttriString beginEditing];
// [tapAttriString addAttribute:NSUnderlineStyleAttributeName
// value:[NSNumber numberWithInt:NSSingleUnderlineStyle] // 新增下化線
// range:selectedRange];
[tapAttriString addAttribute:NSLinkAttributeName
value:@”vip://”
range:selectedRange];
// [tapAttriString setAttributes:@{NSForegroundColorAttributeName:[UIColor colorWithSelected], NSLinkAttributeName:[NSURL URLWithString:@”vip://”] } range:selectedRange];
// [tapAttriString addAttribute:NSForegroundColorAttributeName
// value:[UIColor colorWithSelected] // 更改顏色
// range:selectedRange];
[tapAttriString addAttribute:NSFontAttributeName value:[UIFont systemFontOfSize:15] range:selectedRange]; [titleAttriString addAttribute:NSFontAttributeName value:[UIFont systemFont_13] range:NSMakeRange(0, titleAttriString.length)]; [titleAttriString addAttribute:NSForegroundColorAttributeName value:[UIColor whiteColor] // 更改顏色 range:NSMakeRange(0, titleAttriString.length)]; [tapAttriString endEditing]; [titleAttriString appendAttributedString:tapAttriString]; [_tipTextView setAttributedText:titleAttriString]; [_tipTextView sizeToFit]; _tipTextView.linkTextAttributes = @{NSForegroundColorAttributeName:[UIColor colorWithSelected]};//設定linkTextAttributes顏色
- (BOOL)textView:(UITextView )textView shouldInteractWithURL:(NSURL )URL inRange:(NSRange)characterRange {
if ([[URL scheme] isEqualToString:@”vip”]) {
NSLog(@”vip點選”);
return NO;
}
return YES;
}