WebDialogFragment.java revision 721bd0da688cd552737fbb753a00597f95103b95 
1/*
2 * Copyright (C) 2015 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.tv.dialog;
18
19import android.app.DialogFragment;
20import android.os.Bundle;
21import android.support.annotation.Nullable;
22import android.text.TextUtils;
23import android.util.Log;
24import android.view.LayoutInflater;
25import android.view.View;
26import android.view.ViewGroup;
27import android.view.ViewGroup.LayoutParams;
28import android.webkit.WebView;
29import android.webkit.WebViewClient;
30
31/**
32 * A DialogFragment that shows a web view.
33 */
34public class WebDialogFragment extends SafeDismissDialogFragment {
35    private static final String TAG = "WebDialogFragment";
36    private static final String URL = "URL";
37    private static final String TITLE = "TITLE";
38    private static final String TRACKER_LABEL = "TRACKER_LABEL";
39
40    private String mTrackerLabel;
41
42    /**
43     * Create a new WebDialogFragment to show a particular web page.
44     *
45     * @param url   The URL of the content to show.
46     * @param title Optional title for the dialog.
47     */
48    public static WebDialogFragment newInstance(String url, @Nullable String title,
49            String trackerLabel) {
50        WebDialogFragment f = new WebDialogFragment();
51        Bundle args = new Bundle();
52        args.putString(URL, url);
53        args.putString(TITLE, title);
54        args.putString(TRACKER_LABEL, trackerLabel);
55        f.setArguments(args);
56        return f;
57    }
58
59    @Override
60    public void onCreate(Bundle savedInstanceState) {
61        super.onCreate(savedInstanceState);
62        String title = getArguments().getString(TITLE);
63        mTrackerLabel = getArguments().getString(TRACKER_LABEL);
64        int style = TextUtils.isEmpty(title) ? DialogFragment.STYLE_NO_TITLE
65                : DialogFragment.STYLE_NORMAL;
66        setStyle(style, 0);
67    }
68
69    @Nullable
70    @Override
71    public View onCreateView(LayoutInflater inflater, ViewGroup container,
72            Bundle savedInstanceState) {
73        String title = getArguments().getString(TITLE);
74        getDialog().setTitle(title);
75
76        WebView webView = new WebView(getActivity());
77        webView.setWebViewClient(new WebViewClient());
78        String url = getArguments().getString(URL);
79        webView.loadUrl(url);
80        Log.d(TAG, "Loading web content from " + url);
81
82        return webView;
83    }
84
85    @Override
86    public void onStart() {
87        super.onStart();
88        // Ensure the dialog is fullscreen, even if the webview doesn't have its content yet.
89        getDialog().getWindow().setLayout(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT);
90    }
91
92    @Override
93    public String getTrackerLabel() {
94        return mTrackerLabel;
95    }
96}
97