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      1 /*
      2  * Copyright (C) 2011 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 package com.android.browser;
     17 
     18 import android.content.Context;
     19 import android.content.pm.PackageManager;
     20 import android.util.AttributeSet;
     21 import android.view.View;
     22 import android.webkit.CookieManager;
     23 import android.webkit.WebView;
     24 
     25 /**
     26  * Web view factory class for creating {@link BrowserWebView}'s.
     27  */
     28 public class BrowserWebViewFactory implements WebViewFactory {
     29 
     30     private final Context mContext;
     31 
     32     public BrowserWebViewFactory(Context context) {
     33         mContext = context;
     34     }
     35 
     36     protected WebView instantiateWebView(AttributeSet attrs, int defStyle,
     37             boolean privateBrowsing) {
     38         return new BrowserWebView(mContext, attrs, defStyle, privateBrowsing);
     39     }
     40 
     41     @Override
     42     public WebView createSubWebView(boolean privateBrowsing) {
     43         return createWebView(privateBrowsing);
     44     }
     45 
     46     @Override
     47     public WebView createWebView(boolean privateBrowsing) {
     48         WebView w = instantiateWebView(null, android.R.attr.webViewStyle, privateBrowsing);
     49         initWebViewSettings(w);
     50         return w;
     51     }
     52 
     53     protected void initWebViewSettings(WebView w) {
     54         w.setScrollbarFadingEnabled(true);
     55         w.setScrollBarStyle(View.SCROLLBARS_OUTSIDE_OVERLAY);
     56         w.setMapTrackballToArrowKeys(false); // use trackball directly
     57         // Enable the built-in zoom
     58         w.getSettings().setBuiltInZoomControls(true);
     59         final PackageManager pm = mContext.getPackageManager();
     60         boolean supportsMultiTouch =
     61                 pm.hasSystemFeature(PackageManager.FEATURE_TOUCHSCREEN_MULTITOUCH)
     62                 || pm.hasSystemFeature(PackageManager.FEATURE_FAKETOUCH_MULTITOUCH_DISTINCT);
     63         w.getSettings().setDisplayZoomControls(!supportsMultiTouch);
     64 
     65         // Add this WebView to the settings observer list and update the
     66         // settings
     67         final BrowserSettings s = BrowserSettings.getInstance();
     68         s.startManagingSettings(w.getSettings());
     69 
     70         CookieManager cookieManager = CookieManager.getInstance();
     71         cookieManager.setAcceptThirdPartyCookies(w, cookieManager.acceptCookie());
     72 
     73         if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.KITKAT) {
     74             // Remote Web Debugging is always enabled, where available.
     75             WebView.setWebContentsDebuggingEnabled(true);
     76         }
     77     }
     78 
     79 }
     80