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 17 package com.android.tv.dialog; 18 19 import android.app.DialogFragment; 20 import android.os.Bundle; 21 import android.support.annotation.Nullable; 22 import android.text.TextUtils; 23 import android.util.Log; 24 import android.view.LayoutInflater; 25 import android.view.View; 26 import android.view.ViewGroup; 27 import android.view.ViewGroup.LayoutParams; 28 import android.webkit.WebView; 29 import android.webkit.WebViewClient; 30 31 /** 32 * A DialogFragment that shows a web view. 33 */ 34 public 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 WebView mWebView; 41 private String mTrackerLabel; 42 43 /** 44 * Create a new WebDialogFragment to show a particular web page. 45 * 46 * @param url The URL of the content to show. 47 * @param title Optional title for the dialog. 48 */ newInstance(String url, @Nullable String title, String trackerLabel)49 public static WebDialogFragment newInstance(String url, @Nullable String title, 50 String trackerLabel) { 51 WebDialogFragment f = new WebDialogFragment(); 52 Bundle args = new Bundle(); 53 args.putString(URL, url); 54 args.putString(TITLE, title); 55 args.putString(TRACKER_LABEL, trackerLabel); 56 f.setArguments(args); 57 return f; 58 } 59 60 @Override onCreate(Bundle savedInstanceState)61 public void onCreate(Bundle savedInstanceState) { 62 super.onCreate(savedInstanceState); 63 String title = getArguments().getString(TITLE); 64 mTrackerLabel = getArguments().getString(TRACKER_LABEL); 65 int style = TextUtils.isEmpty(title) ? DialogFragment.STYLE_NO_TITLE 66 : DialogFragment.STYLE_NORMAL; 67 setStyle(style, 0); 68 } 69 70 @Nullable 71 @Override onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)72 public View onCreateView(LayoutInflater inflater, ViewGroup container, 73 Bundle savedInstanceState) { 74 String title = getArguments().getString(TITLE); 75 getDialog().setTitle(title); 76 77 mWebView = new WebView(getActivity()); 78 mWebView.setWebViewClient(new WebViewClient()); 79 String url = getArguments().getString(URL); 80 mWebView.loadUrl(url); 81 Log.d(TAG, "Loading web content from " + url); 82 83 return mWebView; 84 } 85 86 @Override onDestroyView()87 public void onDestroyView() { 88 super.onDestroyView(); 89 if (mWebView != null) { 90 mWebView.destroy(); 91 } 92 } 93 94 @Override onStart()95 public void onStart() { 96 super.onStart(); 97 // Ensure the dialog is fullscreen, even if the webview doesn't have its content yet. 98 getDialog().getWindow().setLayout(LayoutParams.MATCH_PARENT, LayoutParams.MATCH_PARENT); 99 } 100 101 @Override getTrackerLabel()102 public String getTrackerLabel() { 103 return mTrackerLabel; 104 } 105 } 106