1 /* 2 * Copyright (C) 2012 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.inputmethod; 18 19 import android.app.settings.SettingsEnums; 20 import android.os.Bundle; 21 import android.view.LayoutInflater; 22 import android.view.Menu; 23 import android.view.MenuInflater; 24 import android.view.MenuItem; 25 import android.view.View; 26 import android.view.ViewGroup; 27 import android.widget.ArrayAdapter; 28 29 import com.android.settings.R; 30 import com.android.settings.core.InstrumentedFragment; 31 import com.android.settings.inputmethod.UserDictionaryAddWordContents.LocaleRenderer; 32 33 import java.util.ArrayList; 34 35 /** 36 * Fragment to add a word/shortcut to the user dictionary. 37 * 38 * As opposed to the UserDictionaryActivity, this is only invoked within Settings 39 * from the UserDictionarySettings. 40 */ 41 public class UserDictionaryAddWordFragment extends InstrumentedFragment { 42 43 private static final int OPTIONS_MENU_DELETE = Menu.FIRST; 44 45 private UserDictionaryAddWordContents mContents; 46 private View mRootView; 47 private boolean mIsDeleting = false; 48 49 @Override onActivityCreated(final Bundle savedInstanceState)50 public void onActivityCreated(final Bundle savedInstanceState) { 51 super.onActivityCreated(savedInstanceState); 52 setHasOptionsMenu(true); 53 // Keep the instance so that we remember mContents when configuration changes (eg rotation) 54 setRetainInstance(true); 55 } 56 57 @Override onCreateView(final LayoutInflater inflater, final ViewGroup container, final Bundle savedState)58 public View onCreateView(final LayoutInflater inflater, final ViewGroup container, 59 final Bundle savedState) { 60 mRootView = inflater.inflate(R.layout.user_dictionary_add_word_fullscreen, null); 61 mIsDeleting = false; 62 // If we have a non-null mContents object, it's the old value before a configuration 63 // change (eg rotation) so we need to use its values. Otherwise, read from the arguments. 64 if (null == mContents) { 65 mContents = new UserDictionaryAddWordContents(mRootView, getArguments()); 66 } else { 67 // We create a new mContents object to account for the new situation : a word has 68 // been added to the user dictionary when we started rotating, and we are now editing 69 // it. That means in particular if the word undergoes any change, the old version should 70 // be updated, so the mContents object needs to switch to EDIT mode if it was in 71 // INSERT mode. 72 mContents = new UserDictionaryAddWordContents(mRootView, 73 mContents /* oldInstanceToBeEdited */); 74 } 75 getActivity().getActionBar().setSubtitle(UserDictionarySettingsUtils.getLocaleDisplayName( 76 getActivity(), mContents.getCurrentUserDictionaryLocale())); 77 return mRootView; 78 } 79 80 @Override onCreateOptionsMenu(final Menu menu, final MenuInflater inflater)81 public void onCreateOptionsMenu(final Menu menu, final MenuInflater inflater) { 82 MenuItem actionItem = menu.add(0, OPTIONS_MENU_DELETE, 0, R.string.delete) 83 .setIcon(R.drawable.ic_delete); 84 actionItem.setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM | 85 MenuItem.SHOW_AS_ACTION_WITH_TEXT); 86 } 87 88 /** 89 * Callback for the framework when a menu option is pressed. 90 * 91 * This class only supports the delete menu item. 92 * @param MenuItem the item that was pressed 93 * @return false to allow normal menu processing to proceed, true to consume it here 94 */ 95 @Override onOptionsItemSelected(MenuItem item)96 public boolean onOptionsItemSelected(MenuItem item) { 97 if (item.getItemId() == OPTIONS_MENU_DELETE) { 98 mContents.delete(getActivity()); 99 mIsDeleting = true; 100 getActivity().onBackPressed(); 101 return true; 102 } 103 return false; 104 } 105 106 @Override getMetricsCategory()107 public int getMetricsCategory() { 108 return SettingsEnums.INPUTMETHOD_USER_DICTIONARY_ADD_WORD; 109 } 110 111 @Override onResume()112 public void onResume() { 113 super.onResume(); 114 // We are being shown: display the word 115 updateSpinner(); 116 } 117 updateSpinner()118 private void updateSpinner() { 119 final ArrayList<LocaleRenderer> localesList = mContents.getLocalesList(getActivity()); 120 121 final ArrayAdapter<LocaleRenderer> adapter = new ArrayAdapter<LocaleRenderer>(getActivity(), 122 android.R.layout.simple_spinner_item, localesList); 123 adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item); 124 } 125 126 @Override onPause()127 public void onPause() { 128 super.onPause(); 129 // We are being hidden: commit changes to the user dictionary, unless we were deleting it 130 if (!mIsDeleting) { 131 mContents.apply(getActivity(), null); 132 } 133 } 134 } 135