iOS 富文本点击事件

 #import "ViewController.h"
 
 #define font 17
 @interface ViewController ()<UITextViewDelegate>
 @property (weak, nonatomic) IBOutlet UITextView *textview;
 @property (assign, nonatomic) BOOL isSelect;
 @end
 
 @implementation ViewController
 
 - (void)viewDidLoad {
     [super viewDidLoad];
     [self protocolIsSelect:self.isSelect];
 
 }
 
 - (void)protocolIsSelect:(BOOL)select {
     NSMutableAttributedString *attributedString = [[NSMutableAttributedString alloc] initWithString:@"请遵守以下协议《支付宝协议》《微信协议》《建行协议》《招行协议》《中国银行协议》《上海银行协议》"];
     [attributedString addAttribute:NSLinkAttributeName
                              value:@"zhifubao://"
                              range:[[attributedString string] rangeOfString:@"《支付宝协议》"]];
     [attributedString addAttribute:NSLinkAttributeName
                              value:@"weixin://"
                              range:[[attributedString string] rangeOfString:@"《微信协议》"]];
     [attributedString addAttribute:NSLinkAttributeName
                              value:@"jianhang://"
                              range:[[attributedString string] rangeOfString:@"《建行协议》"]];
 
     UIImage *image = [UIImage imageNamed:select == YES ? @"new_feature_share_true" : @"new_feature_share_false"];
     CGSize size = CGSizeMake(font + , font + );
     UIGraphicsBeginImageContextWithOptions(size, false, );
     [image drawInRect:CGRectMake(, , size.width, size.height)];
     UIImage *resizeImage = UIGraphicsGetImageFromCurrentImageContext();
     UIGraphicsEndImageContext();
     NSTextAttachment *textAttachment = [[NSTextAttachment alloc] init];
     textAttachment.image = resizeImage;
     NSMutableAttributedString *imageString = [NSMutableAttributedString attributedStringWithAttachment:textAttachment];
     [imageString addAttribute:NSLinkAttributeName
                              value:@"checkbox://"
                              range:NSMakeRange(, imageString.length)];
     [attributedString insertAttributedString:imageString atIndex:];
     [attributedString addAttribute:NSFontAttributeName value:[UIFont systemFontOfSize:font] range:NSMakeRange(, attributedString.length)];
     _textview.attributedText = attributedString;
     _textview.linkTextAttributes = @{NSForegroundColorAttributeName: [UIColor blueColor],
                                      NSUnderlineColorAttributeName: [UIColor lightGrayColor],
                                      NSUnderlineStyleAttributeName: @(NSUnderlinePatternSolid)};
 
     _textview.delegate = self;
     _textview.editable = NO;        //必须禁止输入，否则点击将弹出输入键盘
     _textview.scrollEnabled = NO;
 
　　　　_textview.selectable = NO;

 }
 
 - (BOOL)textView:(UITextView *)textView shouldInteractWithURL:(NSURL *)URL inRange:(NSRange)characterRange {
     if ([[URL scheme] isEqualToString:@"jianhang"]) {
         NSLog(@"建行支付---------------");
         return NO;
     } else if ([[URL scheme] isEqualToString:@"zhifubao"]) {
         NSLog(@"支付宝支付---------------");
         return NO;
     } else if ([[URL scheme] isEqualToString:@"weixin"]) {
        NSLog(@"微信支付---------------");
         return NO;
     } else if ([[URL scheme] isEqualToString:@"checkbox"]) {
         self.isSelect = !self.isSelect;
         [self protocolIsSelect:self.isSelect];
         return NO;
     }
     return YES;
 }
 
 @end