WebViewActivity.java

package com.insthub.BeeFramework.activity;

/*
 *	 ______    ______    ______
 *	/\  __ \  /\  ___\  /\  ___\
 *	\ \  __<  \ \  __\_ \ \  __\_
 *	 \ \_____\ \ \_____\ \ \_____\
 *	  \/_____/  \/_____/  \/_____/
 *
 *
 *	Copyright (c) 2013-2014, {Bee} open source community
 *	http://www.bee-framework.com
 *
 *
 *	Permission is hereby granted, free of charge, to any person obtaining a
 *	copy of this software and associated documentation files (the "Software"),
 *	to deal in the Software without restriction, including without limitation
 *	the rights to use, copy, modify, merge, publish, distribute, sublicense,
 *	and/or sell copies of the Software, and to permit persons to whom the
 *	Software is furnished to do so, subject to the following conditions:
 *
 *	The above copyright notice and this permission notice shall be included in
 *	all copies or substantial portions of the Software.
 *
 *	THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 *	IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 *	FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 *	AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 *	LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 *	FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
 *	IN THE SOFTWARE.
 */

import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import android.view.KeyEvent;
import android.widget.ImageView;
import android.widget.TextView;

import android.view.View;
import android.view.View.OnClickListener;
import android.webkit.WebSettings;
import android.webkit.WebView;
import android.webkit.WebViewClient;

import com.insthub.ecmobile.R;

public class WebViewActivity extends BaseActivity{

    public static final String WEBURL ="weburl";
    public static final String WEBTITLE ="webtitle";

    private TextView title;
	private ImageView back;
    
    private ImageView web_back;
    private ImageView goForward;
    private ImageView reload;

    WebView webView;

    public void onCreate(Bundle savedInstanceState)
    {
        super.onCreate(savedInstanceState);

        setContentView(R.layout.webview);
        
        Intent intent = getIntent();
        String url = intent.getStringExtra(WEBURL);
        String webTitle = intent.getStringExtra(WEBTITLE);
        
        title = (TextView) findViewById(R.id.top_view_text);
		title.setText(webTitle);
		back = (ImageView) findViewById(R.id.top_view_back);
		back.setOnClickListener(new OnClickListener() {
			
			@Override
			public void onClick(View v) {
				 
				finish();
			}
		});
        
        final Activity activity = this;

        webView = (WebView)findViewById(R.id.webview_webView);
        webView.getSettings().setJavaScriptEnabled(true);
        webView.setWebViewClient(new WebViewClient() { //通过webView打开链接，不调用系统浏览器

            @Override
            public boolean shouldOverrideUrlLoading(WebView view, String url) {
                 
                view.loadUrl(url);
                return true;
            }
        });

        webView.setInitialScale(25);
		WebSettings webSettings = webView.getSettings();  
		webSettings.setJavaScriptEnabled(true); 
		webSettings.setBuiltInZoomControls(true);
		webSettings.setSupportZoom(true);
		
		webView.getSettings().setUseWideViewPort(true);
		webView.getSettings().setLoadWithOverviewMode(true);
        

        if (null != url)
        {
            webView.loadUrl(url);
        }

        web_back = (ImageView) findViewById(R.id.web_back);
        web_back.setOnClickListener(new OnClickListener() {

            @Override
            public void onClick(View v) {
                 
                if(webView.canGoBack()) {
                    webView.goBack();
                } else {

                }
            }
        });


        goForward = (ImageView) findViewById(R.id.goForward);
        goForward.setOnClickListener(new OnClickListener() {

            @Override
            public void onClick(View v) {
                 
                webView.goForward();

            }
        });

        reload = (ImageView) findViewById(R.id.reload);
        reload.setOnClickListener(new OnClickListener() {

            @Override
            public void onClick(View v) {
                 
                webView.reload();
            }
        });


    }

    @Override
    public boolean onKeyDown(int keyCode, KeyEvent event)
    {
         
        if(keyCode == KeyEvent.KEYCODE_BACK){
            finish();
        }
        return true;
    }
}