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.inputmethod.latin; 18 19 import android.app.AlertDialog; 20 import android.content.Context; 21 import android.content.DialogInterface; 22 import android.content.DialogInterface.OnClickListener; 23 24 import com.android.inputmethod.latin.utils.DialogUtils; 25 import com.android.inputmethod.latin.utils.ImportantNoticeUtils; 26 27 /** 28 * The dialog box that shows the important notice contents. 29 */ 30 public final class ImportantNoticeDialog extends AlertDialog implements OnClickListener { 31 public interface ImportantNoticeDialogListener { 32 public void onUserAcknowledgmentOfImportantNoticeDialog(final int nextVersion); 33 public void onClickSettingsOfImportantNoticeDialog(final int nextVersion); 34 } 35 36 private final ImportantNoticeDialogListener mListener; 37 private final int mNextImportantNoticeVersion; 38 39 public ImportantNoticeDialog( 40 final Context context, final ImportantNoticeDialogListener listener) { 41 super(DialogUtils.getPlatformDialogThemeContext(context)); 42 mListener = listener; 43 mNextImportantNoticeVersion = ImportantNoticeUtils.getNextImportantNoticeVersion(context); 44 setMessage(ImportantNoticeUtils.getNextImportantNoticeContents(context)); 45 // Create buttons and set listeners. 46 setButton(BUTTON_POSITIVE, context.getString(android.R.string.ok), this); 47 if (shouldHaveSettingsButton()) { 48 setButton(BUTTON_NEGATIVE, context.getString(R.string.go_to_settings), this); 49 } 50 // This dialog is cancelable by pressing back key. See {@link #onBackPress()}. 51 setCancelable(true /* cancelable */); 52 setCanceledOnTouchOutside(false /* cancelable */); 53 } 54 55 private boolean shouldHaveSettingsButton() { 56 return mNextImportantNoticeVersion 57 == ImportantNoticeUtils.VERSION_TO_ENABLE_PERSONALIZED_SUGGESTIONS; 58 } 59 60 private void userAcknowledged() { 61 ImportantNoticeUtils.updateLastImportantNoticeVersion(getContext()); 62 mListener.onUserAcknowledgmentOfImportantNoticeDialog(mNextImportantNoticeVersion); 63 } 64 65 @Override 66 public void onClick(final DialogInterface dialog, final int which) { 67 if (shouldHaveSettingsButton() && which == BUTTON_NEGATIVE) { 68 mListener.onClickSettingsOfImportantNoticeDialog(mNextImportantNoticeVersion); 69 } 70 userAcknowledged(); 71 } 72 73 @Override 74 public void onBackPressed() { 75 super.onBackPressed(); 76 userAcknowledged(); 77 } 78 } 79