WebViewActivity.java

//
//       _/_/_/                      _/            _/_/_/_/_/
//    _/          _/_/      _/_/    _/  _/              _/      _/_/      _/_/
//   _/  _/_/  _/_/_/_/  _/_/_/_/  _/_/              _/      _/    _/  _/    _/
//  _/    _/  _/        _/        _/  _/          _/        _/    _/  _/    _/
//   _/_/_/    _/_/_/    _/_/_/  _/    _/      _/_/_/_/_/    _/_/      _/_/
//
//
//  Copyright (c) 2015-2016, Geek Zoo Studio
//  http://www.geek-zoo.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.
//

package com.BeeFramework.activity;

import android.annotation.SuppressLint;
import android.content.Intent;
import android.os.Bundle;
import android.view.KeyEvent;
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.widget.ImageView;
import android.widget.ProgressBar;
import android.widget.TextView;

import com.insthub.O2OMobile.R;

public class WebViewActivity extends BaseActivity {

    public static final String WEBURL = "weburl";

    private ImageView web_back;
    private ImageView goForward;
    private ImageView reload;
    private TextView titleTextView;
    private ImageView top_view_back;
    ProgressBar pb;

    WebView webView;

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

        setContentView(R.layout.webview);
        pb = (ProgressBar) findViewById(R.id.pb);
        pb.setMax(100);
        top_view_back = (ImageView) findViewById(R.id.top_view_back);
        titleTextView = (TextView) findViewById(R.id.top_view_title);

        webView = (WebView) findViewById(R.id.webview_webView);

        Intent intent = getIntent();
        String url = intent.getStringExtra(WEBURL);

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

        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) {
                // TODO Auto-generated method stub
                view.loadUrl(url);
                pb.setVisibility(View.VISIBLE);
                return true;
            }

        });
        WebChromeClient wvcc = new WebChromeClient() {
            @Override
            public void onReceivedTitle(WebView view, String title) {
                super.onReceivedTitle(view, title);
                titleTextView.setText(title);
            }
            @Override
            public void onProgressChanged(WebView view, int newProgress) {
                pb.setProgress(newProgress);
                if(newProgress==100){
                    pb.setVisibility(View.GONE);
                }
                super.onProgressChanged(view, newProgress);
            }

        };
        // 设置setWebChromeClient对象
        webView.setWebChromeClient(wvcc);

        WebSettings webSettings = webView.getSettings();
        webSettings.setJavaScriptEnabled(true);


        top_view_back.setOnClickListener(new OnClickListener() {

            @SuppressLint("NewApi")
            @Override
            public void onClick(View v) {
                // TODO Auto-generated method stub
                finish();
            }
        });

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

            @Override
            public void onClick(View v) {
                // TODO Auto-generated method stub
                if (webView.canGoBack()) {
                    webView.goBack();
                } else {
                    finish();
                }
            }
        });


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

            @Override
            public void onClick(View v) {
                // TODO Auto-generated method stub
                webView.goForward();
            }
        });

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

            @Override
            public void onClick(View v) {
                // TODO Auto-generated method stub
                webView.reload();
                pb.setVisibility(View.VISIBLE);
            }
        });

    }


    @SuppressLint("NewApi")
    @Override
    public boolean onKeyDown(int keyCode, KeyEvent event) {
        // TODO Auto-generated method stub
        if (keyCode == KeyEvent.KEYCODE_BACK) {
            finish();

        }
        return true;
    }

}