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 com.android.settings; 18 19 import android.app.AlertDialog; 20 import android.content.Context; 21 import android.content.res.Configuration; 22 import android.os.Build; 23 import android.os.Bundle; 24 import android.os.SystemProperties; 25 import android.telephony.TelephonyManager; 26 import android.text.TextUtils; 27 import android.view.KeyEvent; 28 import android.webkit.WebView; 29 import android.webkit.WebViewClient; 30 import com.android.internal.app.AlertActivity; 31 import com.android.internal.app.AlertController; 32 import android.content.DialogInterface; 33 34 /** 35 * The "dialog" that shows from "Safety information" in the Settings app. 36 */ 37 public class SettingsSafetyLegalActivity extends AlertActivity 38 implements DialogInterface.OnCancelListener, DialogInterface.OnClickListener { 39 private static final String PROPERTY_LSAFETYLEGAL_URL = "ro.url.safetylegal"; 40 41 private WebView mWebView; 42 43 @Override 44 protected void onCreate(Bundle savedInstanceState) { 45 super.onCreate(savedInstanceState); 46 47 String userSafetylegalUrl = SystemProperties.get(PROPERTY_LSAFETYLEGAL_URL); 48 49 final Configuration configuration = getResources().getConfiguration(); 50 final String language = configuration.locale.getLanguage(); 51 final String country = configuration.locale.getCountry(); 52 53 String loc = String.format("locale=%s-%s", language, country); 54 55 userSafetylegalUrl = String.format("%s&%s", userSafetylegalUrl, loc); 56 57 mWebView = new WebView(this); 58 59 // Begin accessing 60 mWebView.getSettings().setJavaScriptEnabled(true); 61 if (savedInstanceState == null) { 62 mWebView.loadUrl(userSafetylegalUrl); 63 } else { 64 mWebView.restoreState(savedInstanceState); 65 } 66 mWebView.setWebViewClient(new WebViewClient() { 67 @Override 68 public void onPageFinished(WebView view, String url) { 69 // Change from 'Loading...' to the real title 70 mAlert.setTitle(getString(R.string.settings_safetylegal_activity_title)); 71 } 72 73 @Override 74 public void onReceivedError(WebView view, int errorCode, 75 String description, String failingUrl) { 76 showErrorAndFinish(failingUrl); 77 } 78 }); 79 80 final AlertController.AlertParams p = mAlertParams; 81 p.mTitle = getString(R.string.settings_safetylegal_activity_loading); 82 p.mView = mWebView; 83 p.mForceInverseBackground = true; 84 setupAlert(); 85 } 86 87 private void showErrorAndFinish(String url) { 88 new AlertDialog.Builder(this) 89 .setMessage(getResources() 90 .getString(R.string.settings_safetylegal_activity_unreachable, url)) 91 .setTitle(R.string.settings_safetylegal_activity_title) 92 .setPositiveButton(android.R.string.ok, this) 93 .setOnCancelListener(this) 94 .setCancelable(true) 95 .show(); 96 } 97 98 @Override 99 public boolean dispatchKeyEvent(KeyEvent event) { 100 if (event.getKeyCode() == KeyEvent.KEYCODE_BACK 101 && event.getAction() == KeyEvent.ACTION_DOWN) { 102 if (mWebView.canGoBack()) { 103 mWebView.goBack(); 104 return true; 105 } 106 } 107 return super.dispatchKeyEvent(event); 108 } 109 110 public void onClick(DialogInterface dialog, int whichButton) { 111 finish(); 112 } 113 114 public void onCancel(DialogInterface dialog) { 115 finish(); 116 } 117 118 @Override 119 public void onSaveInstanceState(Bundle icicle) { 120 mWebView.saveState(icicle); 121 super.onSaveInstanceState(icicle); 122 } 123 } 124