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      1 /*
      2  * Copyright (C) 2009 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 
     17 package android.webkit.cts;
     18 
     19 import android.webkit.cts.R;
     20 
     21 import android.app.Activity;
     22 import android.app.ActivityManager;
     23 import android.os.Build;
     24 import android.os.Bundle;
     25 import android.view.ViewGroup;
     26 import android.view.ViewParent;
     27 import android.webkit.WebView;
     28 
     29 import com.android.compatibility.common.util.NullWebViewUtils;
     30 
     31 public class WebViewCtsActivity extends Activity {
     32     private WebView mWebView;
     33     private Exception mInflationException;
     34 
     35     @Override
     36     public void onCreate(Bundle savedInstanceState) {
     37         try {
     38             super.onCreate(savedInstanceState);
     39             setContentView(R.layout.webview_layout);
     40             mWebView = (WebView) findViewById(R.id.web_page);
     41             mInflationException = null;
     42         } catch (Exception e) {
     43             NullWebViewUtils.determineIfWebViewAvailable(this, e);
     44             // If WebView is available, then the exception we just caught should be propagated.
     45             if (NullWebViewUtils.isWebViewAvailable()) {
     46                 mInflationException = e;
     47            }
     48         }
     49     }
     50 
     51     public boolean isMultiprocessMode() {
     52         // Currently multiprocess is disabled on low RAM 32 bit devices.
     53         return
     54             Build.SUPPORTED_64_BIT_ABIS.length > 0 ||
     55             !getSystemService(ActivityManager.class).isLowRamDevice();
     56     }
     57 
     58     public WebView getWebView() {
     59         if (mInflationException != null) {
     60             throw new RuntimeException("Exception caught in onCreate", mInflationException);
     61         }
     62         return mWebView;
     63     }
     64 
     65     @Override
     66     public void onDestroy() {
     67         if (mWebView != null) {
     68             ViewParent parent =  mWebView.getParent();
     69             if (parent instanceof ViewGroup) {
     70                 ((ViewGroup) parent).removeView(mWebView);
     71             }
     72             mWebView.destroy();
     73         }
     74         super.onDestroy();
     75     }
     76 }
     77