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      1 /*
      2  * Copyright (C) 2014 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 com.android.browser;
     18 
     19 import android.content.Context;
     20 import android.net.Uri;
     21 import android.util.AttributeSet;
     22 import android.view.Gravity;
     23 import android.view.View;
     24 import android.webkit.GeolocationPermissions;
     25 import android.webkit.PermissionRequest;
     26 import android.widget.Button;
     27 import android.widget.CheckBox;
     28 import android.widget.RelativeLayout;
     29 import android.widget.TextView;
     30 import android.widget.Toast;
     31 
     32 import java.util.Enumeration;
     33 import java.util.Vector;
     34 
     35 public class PermissionsPrompt extends RelativeLayout {
     36     private TextView mMessage;
     37     private Button mAllowButton;
     38     private Button mDenyButton;
     39     private CheckBox mRemember;
     40     private PermissionRequest mRequest;
     41 
     42     public PermissionsPrompt(Context context) {
     43         this(context, null);
     44     }
     45 
     46     public PermissionsPrompt(Context context, AttributeSet attrs) {
     47         super(context, attrs);
     48     }
     49 
     50     @Override
     51     protected void onFinishInflate() {
     52         super.onFinishInflate();
     53         init();
     54     }
     55 
     56     private void init() {
     57         mMessage = (TextView) findViewById(R.id.message);
     58         mAllowButton = (Button) findViewById(R.id.allow_button);
     59         mDenyButton = (Button) findViewById(R.id.deny_button);
     60         mRemember = (CheckBox) findViewById(R.id.remember);
     61 
     62         mAllowButton.setOnClickListener(new View.OnClickListener() {
     63             @Override
     64             public void onClick(View v) {
     65                 handleButtonClick(true);
     66             }
     67         });
     68         mDenyButton.setOnClickListener(new View.OnClickListener() {
     69             @Override
     70             public void onClick(View v) {
     71                 handleButtonClick(false);
     72             }
     73         });
     74     }
     75 
     76     public void show(PermissionRequest request) {
     77         mRequest = request;
     78         setMessage();
     79         mRemember.setChecked(true);
     80         setVisibility(View.VISIBLE);
     81     }
     82 
     83     public void setMessage() {
     84         String[] resources = mRequest.getResources();
     85         Vector<String> strings = new Vector<String>();
     86         for (String resource : resources) {
     87             if (resource.equals(PermissionRequest.RESOURCE_VIDEO_CAPTURE))
     88                 strings.add(getResources().getString(R.string.resource_video_capture));
     89             else if (resource.equals(PermissionRequest.RESOURCE_AUDIO_CAPTURE))
     90                 strings.add(getResources().getString(R.string.resource_audio_capture));
     91             else if (resource.equals(PermissionRequest.RESOURCE_PROTECTED_MEDIA_ID))
     92                 strings.add(getResources().getString(R.string.resource_protected_media_id));
     93         }
     94         if (strings.isEmpty()) return;
     95 
     96         Enumeration<String> e = strings.elements();
     97         StringBuilder sb = new StringBuilder(e.nextElement());
     98         if (e.hasMoreElements()) {
     99             sb.append(", ");
    100             sb.append(e.nextElement());
    101         }
    102 
    103         mMessage.setText(String.format(
    104                 getResources().getString(R.string.permissions_prompt_message),
    105                 mRequest.getOrigin(), sb.toString()));
    106     }
    107 
    108     /**
    109      * Hides the prompt.
    110      */
    111     public void hide() {
    112         setVisibility(View.GONE);
    113     }
    114 
    115     /**
    116      * Handles a click on one the buttons by invoking the callback.
    117      */
    118     private void handleButtonClick(boolean allow) {
    119         hide();
    120         if (allow)
    121             mRequest.grant(mRequest.getResources());
    122         else
    123             mRequest.deny();
    124     }
    125 }
    126