1 /* 2 * Copyright (C) 2010 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.content.Intent; 20 import android.os.Bundle; 21 import android.support.v7.preference.PreferenceScreen; 22 import android.text.TextUtils; 23 24 import com.android.internal.logging.nano.MetricsProto.MetricsEvent; 25 import com.android.settings.SettingsPreferenceFragment; 26 import com.android.settingslib.inputmethod.InputMethodAndSubtypeEnablerManager; 27 28 public class InputMethodAndSubtypeEnabler extends SettingsPreferenceFragment { 29 private InputMethodAndSubtypeEnablerManager mManager; 30 31 @Override 32 public int getMetricsCategory() { 33 return MetricsEvent.INPUTMETHOD_SUBTYPE_ENABLER; 34 } 35 36 @Override 37 public void onCreate(final Bundle icicle) { 38 super.onCreate(icicle); 39 40 // Input method id should be available from an Intent when this preference is launched as a 41 // single Activity (see InputMethodAndSubtypeEnablerActivity). It should be available 42 // from a preference argument when the preference is launched as a part of the other 43 // Activity (like a right pane of 2-pane Settings app) 44 final String targetImi = getStringExtraFromIntentOrArguments( 45 android.provider.Settings.EXTRA_INPUT_METHOD_ID); 46 47 final PreferenceScreen root = 48 getPreferenceManager().createPreferenceScreen(getPrefContext()); 49 mManager = new InputMethodAndSubtypeEnablerManager(this); 50 mManager.init(this, targetImi, root); 51 setPreferenceScreen(root); 52 } 53 54 private String getStringExtraFromIntentOrArguments(final String name) { 55 final Intent intent = getActivity().getIntent(); 56 final String fromIntent = intent.getStringExtra(name); 57 if (fromIntent != null) { 58 return fromIntent; 59 } 60 final Bundle arguments = getArguments(); 61 return (arguments == null) ? null : arguments.getString(name); 62 } 63 64 @Override 65 public void onActivityCreated(final Bundle icicle) { 66 super.onActivityCreated(icicle); 67 final String title = getStringExtraFromIntentOrArguments(Intent.EXTRA_TITLE); 68 if (!TextUtils.isEmpty(title)) { 69 getActivity().setTitle(title); 70 } 71 } 72 73 @Override 74 public void onResume() { 75 super.onResume(); 76 mManager.refresh(getContext(), this); 77 } 78 79 @Override 80 public void onPause() { 81 super.onPause(); 82 mManager.save(getContext(), this); 83 } 84 } 85