zoukankan      html  css  js  c++  java
  • UIWebView中加载本地图片

    UIWebView中加载本地图片
    - (void)viewDidLoad { [super viewDidLoad]; UIWebView *webView = [[UIWebView alloc] initWithFrame:self.view.bounds]; webView.delegate = self; [webView loadHTMLString:@"<html><head></head><body><img class='test' width=100% height=100% src=''></body></html>" baseURL:nil]; [self.view addSubview:webView]; } - (void)didReceiveMemoryWarning { [super didReceiveMemoryWarning]; // Dispose of any resources that can be recreated. } #pragma mark - UIWebViewDelegate methods -(void)webViewDidFinishLoad:(UIWebView *)webView{ NSString *imagePath = [[NSBundle mainBundle] resourcePath]; imagePath = [imagePath stringByReplacingOccurrencesOfString:@"/" withString:@"//"]; imagePath = [imagePath stringByReplacingOccurrencesOfString:@" " withString:@"%20"]; imagePath = [NSString stringWithFormat:@"file:/%@//%@",imagePath,@"test.png"]; NSString * js = [NSString stringWithFormat:@"document.images[0].src='%@'",imagePath]; [webView stringByEvaluatingJavaScriptFromString:js]; NSString *path = [webView stringByEvaluatingJavaScriptFromString:@"document.body.innerHTML"]; NSLog(@"%@",path); }
  • 相关阅读:
    Domain Model & Code First
    业务逻辑-Domain Model
    业务逻辑层-Active Record
    业务逻辑层-Transaction Script
    Web项目结构分层
    Autofac集成webform和mvc项目
    Autofac依赖注入应用
    在Jetson TX2上安装OpenCV(3.4.0)
    目标检测之yolo源码分析
    USB设备驱动模型
  • 原文地址:https://www.cnblogs.com/ios988/p/8124422.html
Copyright © 2011-2022 走看看