GeolocationPermissionsPrompt.java revision 8844d19f6879802ba02463df6cf2b8bfbaf68b0a 
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
17package com.android.browser;
18
19import android.content.Context;
20import android.graphics.drawable.Drawable;
21import android.net.Uri;
22import android.util.AttributeSet;
23import android.view.LayoutInflater;
24import android.view.View;
25import android.webkit.WebView;
26import android.webkit.GeolocationPermissions;
27import android.widget.Button;
28import android.widget.CheckBox;
29import android.widget.LinearLayout;
30import android.widget.TextView;
31
32public class GeolocationPermissionsPrompt extends LinearLayout {
33    private LinearLayout mInner;
34    private TextView mMessage;
35    private Button mShareButton;
36    private Button mDontShareButton;
37    private CheckBox mRemember;
38    private GeolocationPermissions.Callback mCallback;
39    private String mOrigin;
40
41    public GeolocationPermissionsPrompt(Context context) {
42        this(context, null);
43    }
44
45    public GeolocationPermissionsPrompt(Context context, AttributeSet attrs) {
46        super(context, attrs);
47        LayoutInflater factory = LayoutInflater.from(context);
48        factory.inflate(R.layout.geolocation_permissions_prompt, this);
49
50        mInner = (LinearLayout) findViewById(R.id.inner);
51        mMessage = (TextView) findViewById(R.id.message);
52        mShareButton = (Button) findViewById(R.id.share_button);
53        mDontShareButton = (Button) findViewById(R.id.dont_share_button);
54        mRemember = (CheckBox) findViewById(R.id.remember);
55        setButtonClickListeners();
56    }
57
58    /**
59     * Shows the prompt for the given origin. When the user clicks on one of
60     * the buttons, the supplied callback is be called.
61     */
62    public void show(String origin, GeolocationPermissions.Callback callback) {
63        mOrigin = origin;
64        mCallback = callback;
65        Uri uri = Uri.parse(mOrigin);
66        setMessage("http".equals(uri.getScheme()) ?  mOrigin.substring(7) : mOrigin);
67        showDialog(true);
68    }
69
70    /**
71     * Hides the prompt.
72     */
73    public void hide() {
74        showDialog(false);
75    }
76
77    /**
78     * Sets the on click listeners for the buttons.
79     */
80    private void setButtonClickListeners() {
81        final GeolocationPermissionsPrompt me = this;
82        mShareButton.setOnClickListener(new View.OnClickListener() {
83            public void onClick(View v) {
84                me.handleButtonClick(true);
85            }
86        });
87        mDontShareButton.setOnClickListener(new View.OnClickListener() {
88            public void onClick(View v) {
89                me.handleButtonClick(false);
90            }
91        });
92    }
93
94    /**
95     * Handles a click on one the buttons by invoking the callback.
96     */
97    private void handleButtonClick(boolean allow) {
98        boolean remember = mRemember.isChecked();
99        showDialog(false);
100        mCallback.invoke(mOrigin, allow, remember);
101    }
102
103    /**
104     * Sets the prompt's message.
105     */
106    private void setMessage(CharSequence origin) {
107        mMessage.setText(String.format(
108            getResources().getString(R.string.geolocation_permissions_prompt_message),
109            origin));
110    }
111
112    /**
113     * Shows or hides the prompt.
114     */
115    private void showDialog(boolean shown) {
116        mInner.setVisibility(shown ? View.VISIBLE : View.GONE);
117    }
118}
119