Android的web视图不加载移动网站 [英] Android WebView Not Loading Mobile Site

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问题描述

我的应用程序显示来自RSS源的文章列表,并在选中一个它显示Web视图的文章。问题是,在网络视图显示桌面网站而不是移动版本,我似乎无法找出原因。

的WebView code:

 包com.kentuckyfarmbureau.kyfb;进口android.app.Activity;
进口android.content.Intent;
进口android.graphics.Bitmap;
进口android.net.Uri;
进口android.os.Bundle;
进口android.view.View;
进口android.view.View.OnClickListener;
进口android.webkit.WebChromeClient;
进口android.webkit.WebSettings;
进口android.webkit.WebView;
进口android.webkit.WebViewClient;
进口android.webkit.WebSettings.RenderPriority;
进口android.widget.Button;
进口android.widget.ImageButton;
进口android.widget.ProgressBar;
进口android.widget.Toast;公共类web浏览器扩展活动{
    的WebView网络;
    进度prgPageLoading;
    的ImageButton btnBack,btnForward;
    按钮btnShare;
    串myURL;    / **当第一次创建活动调用。 * /
    @覆盖
    公共无效的onCreate(捆绑savedInstanceState){
        super.onCreate(savedInstanceState);
        的setContentView(R.layout.webbrowser);        意向书的iget = getIntent();
        myURL = iGet.getStringExtra(myURL);        网页=(的WebView)findViewById(R.id.web);
        prgPageLoading =(进度)findViewById(R.id.prgPageLoading);
        btnBack =(的ImageButton)findViewById(R.id.btnBack);
        btnForward =(的ImageButton)findViewById(R.id.btnForward);
        btnShare =(按钮)findViewById(R.id.btnShare);        web.getSettings()setDomStorageEnabled(真)。
        web.getSettings()setJavaScriptEnabled(真)。
        。web.getSettings()setSupportZoom(真);
        。web.getSettings()setBuiltInZoomControls(假);
        web.getSettings()setUserAgentString(机器人);        web.getSettings()setRenderPriority(RenderPriority.HIGH)。
        。web.getSettings()setCacheMode(WebSettings.LOAD_NO_CACHE);        web.loadUrl(myURL);        btnShare.setOnClickListener(新View.OnClickListener(){            // @覆盖
            公共无效的onClick(查看为arg0){
                // TODO自动生成方法存根
                串WEBURL = web.getUrl();
                串webTitle = web.getTitle();                最后弦乐P0 =KYFB分享:
                最后弦乐P1 =肯塔基州农场局;
                最后弦乐P2 =大开的承诺。'                意图emailIntent =新意图(android.content.Intent.ACTION_SEND);
                emailIntent.setType(text / html的);
                emailIntent.putExtra(android.content.Intent.EXTRA_SUBJECT,webTitle);
                emailIntent.putExtra(android.content.Intent.EXTRA_TEXT,P0 +\\ n \\ n+ WEBURL +\\ n \\ n \\ n+
                   P1 +\\ n+ P2 +\\ n \\ n);                startActivity(Intent.createChooser(emailIntent,送你的电子邮件:));            }
        });        btnBack.setOnClickListener(新OnClickListener(){            公共无效的onClick(查看为arg0){
                // TODO自动生成方法存根
                如果(web.canGoBack()){
                    web.goBack();
                }其他
                    完();
            }
        });        btnForward.setOnClickListener(新OnClickListener(){            公共无效的onClick(视图v){
                // TODO自动生成方法存根
                如果(web.canGoForward()){
                    web.goForward();
                }
            }
        });        最终活动的行为=这一点;
        web.setWebChromeClient(新WebChromeClient(){
            公共无效onProgressChanged(的WebView的WebView,诠释进度){                act.setProgress(进度* 100);
                prgPageLoading.setProgress(进度);            }
        });        web.setWebViewClient(新WebViewClient(){
            @覆盖
            公共无效onPageStarted(的WebView视图,字符串URL,位图图标){                super.onPageStarted(网页,网址,图标);
                prgPageLoading.setVisibility(View.VISIBLE);
            }            @覆盖
            公共无效onPageFinished(的WebView视图,字符串URL){                super.onPageFinished(网页,网址);
                prgPageLoading.setProgress(0);
                prgPageLoading.setVisibility(View.GONE);            }
            公共无效onReceivedError(的WebView观点,诠释错误code,描述字符串,字符串failingUrl){
                 Toast.makeText(行为,描述,Toast.LENGTH_SHORT).show();
               }            公共布尔shouldOverrideUrlLoading(的WebView视图,字符串URL)
            {                如果(url.endsWith(MP4)|| url.endsWith(。3GP)|| url.endsWith(AVI)){
                    意图I =新意图(Intent.ACTION_VIEW);
                    i.setData(Uri.parse(URL));
                    startActivity(ⅰ); //警告没有错误处理将导致强制关闭,如果手机上没有媒体播放器。
                    返回true;
                }                view.loadUrl(URL);
                返回true;
            }
            });    }}


解决方案

由于@WarrenFaith在评论中指出,这可能是因为你与

设置自定义用户代理字符串的发生

  web.getSettings()setUserAgentString(机器人);

请不要设置或确保您的Web服务器配置时,它接收到的用户代理为Android的。

请求服务网站的移动版本

My app shows a list of articles from an RSS feed and when one is selected it shows the article in a web view. The problem is that the web view is displaying the desktop site instead of the mobile version and I can't seem to figure out why.

WebView Code:

package com.kentuckyfarmbureau.kyfb;

import android.app.Activity;
import android.content.Intent;
import android.graphics.Bitmap;
import android.net.Uri;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.webkit.WebChromeClient;
import android.webkit.WebSettings;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.webkit.WebSettings.RenderPriority;
import android.widget.Button;
import android.widget.ImageButton;
import android.widget.ProgressBar;
import android.widget.Toast;

public class WebBrowser extends Activity {
    WebView web;
    ProgressBar prgPageLoading;
    ImageButton btnBack, btnForward;
    Button btnShare;
    String myURL;

    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);        
        setContentView(R.layout.webbrowser);

        Intent iGet = getIntent();
        myURL = iGet.getStringExtra("myURL");

        web = (WebView) findViewById(R.id.web);
        prgPageLoading = (ProgressBar) findViewById(R.id.prgPageLoading);
        btnBack = (ImageButton) findViewById(R.id.btnBack);
        btnForward = (ImageButton) findViewById(R.id.btnForward);
        btnShare = (Button) findViewById(R.id.btnShare);

        web.getSettings().setDomStorageEnabled(true);
        web.getSettings().setJavaScriptEnabled(true);
        web.getSettings().setSupportZoom(true);
        web.getSettings().setBuiltInZoomControls(false);
        web.getSettings().setUserAgentString("Android");

        web.getSettings().setRenderPriority(RenderPriority.HIGH);
        web.getSettings().setCacheMode(WebSettings.LOAD_NO_CACHE);

        web.loadUrl(myURL);

        btnShare.setOnClickListener(new View.OnClickListener() {

            //@Override
            public void onClick(View arg0) {
                // TODO Auto-generated method stub


                String webUrl = web.getUrl();
                String webTitle = web.getTitle();

                final String p0 = "KYFB Share:";
                final String p1 = "Kentucky Farm Bureau";
                final String p2 = "'Big On Commitment.'";



                Intent emailIntent = new Intent(android.content.Intent.ACTION_SEND);
                emailIntent.setType("text/html");
                emailIntent.putExtra(android.content.Intent.EXTRA_SUBJECT, webTitle);
                emailIntent.putExtra(android.content.Intent.EXTRA_TEXT, p0 + "\n\n" + webUrl + "\n\n\n" +
                   p1 + "\n" + p2 +  "\n\n");

                startActivity(Intent.createChooser(emailIntent, "Send your email in:"));

            }
        });

        btnBack.setOnClickListener(new OnClickListener() {

            public void onClick(View arg0) {
                // TODO Auto-generated method stub
                if(web.canGoBack()){
                    web.goBack();
                } else 
                    finish();
            }
        });

        btnForward.setOnClickListener(new OnClickListener() {

            public void onClick(View v) {
                // TODO Auto-generated method stub
                if(web.canGoForward()){
                    web.goForward();
                }
            }
        });

        final Activity act = this;
        web.setWebChromeClient(new WebChromeClient(){
            public void onProgressChanged(WebView webview, int progress){

                act.setProgress(progress*100);
                prgPageLoading.setProgress(progress);

            }


        });

        web.setWebViewClient(new WebViewClient() {
            @Override
            public void onPageStarted( WebView view, String url, Bitmap favicon ) {

                super.onPageStarted( web, url, favicon );
                prgPageLoading.setVisibility(View.VISIBLE);
            }

            @Override
            public void onPageFinished( WebView view, String url ) {

                super.onPageFinished( web, url );
                prgPageLoading.setProgress(0);
                prgPageLoading.setVisibility(View.GONE);

            }   
            public void onReceivedError(WebView view, int errorCode, String description, String failingUrl) {
                 Toast.makeText(act, description, Toast.LENGTH_SHORT).show();
               }

            public boolean shouldOverrideUrlLoading(WebView view, String url)
            {

                if(url.endsWith(".mp4") || url.endsWith(".3gp") || url.endsWith(".avi")){
                    Intent i = new Intent(Intent.ACTION_VIEW);
                    i.setData(Uri.parse(url));
                    startActivity(i); //warning no error handling will cause force close if no media player on phone.
                    return true;
                }

                view.loadUrl(url);
                return true;
            }
            });



    }



}

解决方案

As @WarrenFaith pointed out in comments, this might be happening because of the custom User-Agent string that you are setting with

web.getSettings().setUserAgentString("Android");

Do not set this or make sure your webserver is configured to serve the mobile version of the site when it receives request with user agent as "Android".

这篇关于Android的web视图不加载移动网站的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!

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