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87 lines
3.3 KiB
87 lines
3.3 KiB
// |
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// QDetailViewController.m |
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// tongxin |
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// |
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// Created by WeiChaoZheng on 2018/11/8. |
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// Copyright © 2018年 xTT. All rights reserved. |
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// |
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#import "QDetailViewController.h" |
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@interface QDetailViewController ()<WKNavigationDelegate,WKUIDelegate> |
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@end |
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@implementation QDetailViewController |
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//详细的问题页面 |
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- (void)viewDidLoad { |
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[super viewDidLoad]; |
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self.title = @"常见问题"; |
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self.titleLabel.text = self.titleStr; |
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self.view.backgroundColor = tabViewBG; |
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// self.contentView.layer.cornerRadius = 5; |
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// self.contentView.layer.masksToBounds = YES; |
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self.webView = [[WKWebView alloc] initWithFrame:CGRectZero]; |
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[self.contentView addSubview:self.webView]; |
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self.webView.UIDelegate = self; |
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self.webView.navigationDelegate = self; |
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self.webView.scrollView.bounces = NO; |
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[self.webView mas_makeConstraints:^(MASConstraintMaker *make) { |
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make.left.right.equalTo(self.view); |
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make.top.equalTo(self.view).offset(iPhoneX_NavHeight); |
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make.bottom.equalTo(self.view.mas_bottom); |
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}]; |
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self.webView.hidden = YES; |
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if(self.content){ |
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[self.webView loadHTMLString:[NSString stringWithFormat:@"%@%@",@"<meta name=\"viewport\" content=\"width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no\" />",self.content] baseURL:nil]; |
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}else{ |
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if(self.url){ |
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[self.webView loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:self.url]]]; |
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} |
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} |
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[SVProgressHUD showWithStatus:nil]; |
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} |
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// 页面加载完成之后调用 此方法会调用多次 |
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- (void)webView:(WKWebView *)webView didFinishNavigation:(null_unspecified WKNavigation *)navigation { |
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[SVProgressHUD dismiss]; |
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self.webView.hidden = NO; |
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WEAKSELF |
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//获取内容实际高度（像素）@"document.getElementById(\"content\").offsetHeight;" |
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[_webView evaluateJavaScript:@"document.body.scrollHeight" completionHandler:^(id _Nullable result,NSError * _Nullable error) { |
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// 此处js字符串采用scrollHeight而不是offsetHeight是因为后者并获取不到高度，看参考资料说是对于加载html字符串的情况下使用后者可以，但如果是和我一样直接加载原站内容使用前者更合适 |
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//获取页面高度，并重置webview的frame |
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double contentViewHeight = [result doubleValue]+45; |
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// 15 是 contentView 距离顶部的 距离 ,10 是距离底部的距离 |
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CGFloat maxHeight = ScreenHeight-getRectNavAndStatusHight - 15 - 10; |
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if(contentViewHeight > maxHeight){ |
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contentViewHeight = maxHeight; |
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} |
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if(contentViewHeight > weakSelf.contentViewHeightNSLC.constant){ |
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dispatch_async(dispatch_get_main_queue(), ^{ |
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weakSelf.contentViewHeightNSLC.constant = contentViewHeight; |
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}); |
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} |
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}]; |
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NSLog(@"结束加载"); |
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} |
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- (void)didReceiveMemoryWarning { |
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[super didReceiveMemoryWarning]; |
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// Dispose of any resources that can be recreated. |
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} |
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/* |
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#pragma mark - Navigation |
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// In a storyboard-based application, you will often want to do a little preparation before navigation |
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- (void)prepareForSegue:(UIStoryboardSegue *)segue sender:(id)sender { |
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// Get the new view controller using [segue destinationViewController]. |
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// Pass the selected object to the new view controller. |
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} |
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*/ |
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@end
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