570 lines
24 KiB
Java
570 lines
24 KiB
Java
/*
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* Copyright (C) 2008 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.android.settings.inputmethod;
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import com.android.settings.R;
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import com.android.settings.Settings.KeyboardLayoutPickerActivity;
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import com.android.settings.Settings.SpellCheckersSettingsActivity;
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import com.android.settings.SettingsPreferenceFragment;
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import com.android.settings.Utils;
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import com.android.settings.VoiceInputOutputSettings;
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import android.app.Activity;
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import android.content.ContentResolver;
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import android.content.Context;
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import android.content.Intent;
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import android.content.pm.PackageManager;
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import android.content.res.Configuration;
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import android.content.res.Resources;
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import android.database.ContentObserver;
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import android.hardware.input.InputManager;
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import android.hardware.input.KeyboardLayout;
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import android.os.Bundle;
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import android.os.Handler;
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import android.preference.CheckBoxPreference;
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import android.preference.ListPreference;
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import android.preference.Preference;
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import android.preference.PreferenceCategory;
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import android.preference.PreferenceScreen;
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import android.provider.Settings;
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import android.provider.Settings.System;
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import android.text.TextUtils;
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import android.view.InputDevice;
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import android.view.inputmethod.InputMethodInfo;
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import android.view.inputmethod.InputMethodManager;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.List;
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import java.util.TreeSet;
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public class InputMethodAndLanguageSettings extends SettingsPreferenceFragment
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implements Preference.OnPreferenceChangeListener, InputManager.InputDeviceListener,
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KeyboardLayoutDialogFragment.OnSetupKeyboardLayoutsListener {
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private static final String KEY_PHONE_LANGUAGE = "phone_language";
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private static final String KEY_CURRENT_INPUT_METHOD = "current_input_method";
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private static final String KEY_INPUT_METHOD_SELECTOR = "input_method_selector";
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private static final String KEY_USER_DICTIONARY_SETTINGS = "key_user_dictionary_settings";
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// false: on ICS or later
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private static final boolean SHOW_INPUT_METHOD_SWITCHER_SETTINGS = false;
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private static final String[] sSystemSettingNames = {
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System.TEXT_AUTO_REPLACE, System.TEXT_AUTO_CAPS, System.TEXT_AUTO_PUNCTUATE,
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};
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private static final String[] sHardKeyboardKeys = {
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"auto_replace", "auto_caps", "auto_punctuate",
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};
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private int mDefaultInputMethodSelectorVisibility = 0;
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private ListPreference mShowInputMethodSelectorPref;
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private PreferenceCategory mKeyboardSettingsCategory;
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private PreferenceCategory mHardKeyboardCategory;
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private PreferenceCategory mGameControllerCategory;
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private Preference mLanguagePref;
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private final ArrayList<InputMethodPreference> mInputMethodPreferenceList =
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new ArrayList<InputMethodPreference>();
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private final ArrayList<PreferenceScreen> mHardKeyboardPreferenceList =
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new ArrayList<PreferenceScreen>();
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private InputManager mIm;
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private InputMethodManager mImm;
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private List<InputMethodInfo> mImis;
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private boolean mIsOnlyImeSettings;
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private Handler mHandler;
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@SuppressWarnings("unused")
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private SettingsObserver mSettingsObserver;
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private Intent mIntentWaitingForResult;
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@Override
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public void onCreate(Bundle icicle) {
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super.onCreate(icicle);
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addPreferencesFromResource(R.xml.language_settings);
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try {
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mDefaultInputMethodSelectorVisibility = Integer.valueOf(
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getString(R.string.input_method_selector_visibility_default_value));
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} catch (NumberFormatException e) {
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}
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if (getActivity().getAssets().getLocales().length == 1) {
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// No "Select language" pref if there's only one system locale available.
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getPreferenceScreen().removePreference(findPreference(KEY_PHONE_LANGUAGE));
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} else {
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mLanguagePref = findPreference(KEY_PHONE_LANGUAGE);
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}
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if (SHOW_INPUT_METHOD_SWITCHER_SETTINGS) {
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mShowInputMethodSelectorPref = (ListPreference)findPreference(
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KEY_INPUT_METHOD_SELECTOR);
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mShowInputMethodSelectorPref.setOnPreferenceChangeListener(this);
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// TODO: Update current input method name on summary
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updateInputMethodSelectorSummary(loadInputMethodSelectorVisibility());
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}
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new VoiceInputOutputSettings(this).onCreate();
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// Get references to dynamically constructed categories.
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mHardKeyboardCategory = (PreferenceCategory)findPreference("hard_keyboard");
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mKeyboardSettingsCategory = (PreferenceCategory)findPreference(
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"keyboard_settings_category");
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mGameControllerCategory = (PreferenceCategory)findPreference(
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"game_controller_settings_category");
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// Filter out irrelevant features if invoked from IME settings button.
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mIsOnlyImeSettings = Settings.ACTION_INPUT_METHOD_SETTINGS.equals(
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getActivity().getIntent().getAction());
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getActivity().getIntent().setAction(null);
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if (mIsOnlyImeSettings) {
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getPreferenceScreen().removeAll();
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getPreferenceScreen().addPreference(mHardKeyboardCategory);
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if (SHOW_INPUT_METHOD_SWITCHER_SETTINGS) {
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getPreferenceScreen().addPreference(mShowInputMethodSelectorPref);
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}
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getPreferenceScreen().addPreference(mKeyboardSettingsCategory);
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}
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// Build IME preference category.
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mImm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
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mImis = mImm.getInputMethodList();
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mKeyboardSettingsCategory.removeAll();
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if (!mIsOnlyImeSettings) {
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final PreferenceScreen currentIme = new PreferenceScreen(getActivity(), null);
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currentIme.setKey(KEY_CURRENT_INPUT_METHOD);
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currentIme.setTitle(getResources().getString(R.string.current_input_method));
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mKeyboardSettingsCategory.addPreference(currentIme);
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}
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mInputMethodPreferenceList.clear();
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final int N = (mImis == null ? 0 : mImis.size());
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for (int i = 0; i < N; ++i) {
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final InputMethodInfo imi = mImis.get(i);
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final InputMethodPreference pref = getInputMethodPreference(imi, N);
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mInputMethodPreferenceList.add(pref);
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}
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if (!mInputMethodPreferenceList.isEmpty()) {
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Collections.sort(mInputMethodPreferenceList);
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for (int i = 0; i < N; ++i) {
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mKeyboardSettingsCategory.addPreference(mInputMethodPreferenceList.get(i));
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}
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}
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// Build hard keyboard and game controller preference categories.
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mIm = (InputManager)getActivity().getSystemService(Context.INPUT_SERVICE);
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updateInputDevices();
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// Spell Checker
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final Intent intent = new Intent(Intent.ACTION_MAIN);
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intent.setClass(getActivity(), SpellCheckersSettingsActivity.class);
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final SpellCheckersPreference scp = ((SpellCheckersPreference)findPreference(
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"spellcheckers_settings"));
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if (scp != null) {
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scp.setFragmentIntent(this, intent);
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}
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mHandler = new Handler();
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mSettingsObserver = new SettingsObserver(mHandler, getActivity());
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}
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private void updateInputMethodSelectorSummary(int value) {
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String[] inputMethodSelectorTitles = getResources().getStringArray(
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R.array.input_method_selector_titles);
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if (inputMethodSelectorTitles.length > value) {
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mShowInputMethodSelectorPref.setSummary(inputMethodSelectorTitles[value]);
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mShowInputMethodSelectorPref.setValue(String.valueOf(value));
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}
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}
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private void updateUserDictionaryPreference(Preference userDictionaryPreference) {
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final Activity activity = getActivity();
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final TreeSet<String> localeList = UserDictionaryList.getUserDictionaryLocalesSet(activity);
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if (null == localeList) {
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// The locale list is null if and only if the user dictionary service is
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// not present or disabled. In this case we need to remove the preference.
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getPreferenceScreen().removePreference(userDictionaryPreference);
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} else if (localeList.size() <= 1) {
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userDictionaryPreference.setFragment(
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com.android.settings.UserDictionarySettings.class.getName());
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// If the size of localeList is 0, we don't set the locale parameter in the
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// extras. This will be interpreted by the UserDictionarySettings class as
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// meaning "the current locale".
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// Note that with the current code for UserDictionaryList#getUserDictionaryLocalesSet()
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// the locale list always has at least one element, since it always includes the current
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// locale explicitly. @see UserDictionaryList.getUserDictionaryLocalesSet().
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if (localeList.size() == 1) {
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final String locale = (String)localeList.toArray()[0];
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userDictionaryPreference.getExtras().putString("locale", locale);
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}
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} else {
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userDictionaryPreference.setFragment(UserDictionaryList.class.getName());
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}
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}
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@Override
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public void onResume() {
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super.onResume();
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mSettingsObserver.resume();
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mIm.registerInputDeviceListener(this, null);
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if (!mIsOnlyImeSettings) {
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if (mLanguagePref != null) {
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Configuration conf = getResources().getConfiguration();
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String language = conf.locale.getLanguage();
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String localeString;
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// TODO: This is not an accurate way to display the locale, as it is
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// just working around the fact that we support limited dialects
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// and want to pretend that the language is valid for all locales.
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// We need a way to support languages that aren't tied to a particular
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// locale instead of hiding the locale qualifier.
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if (language.equals("zz")) {
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String country = conf.locale.getCountry();
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if (country.equals("ZZ")) {
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localeString = "[Developer] Accented English (zz_ZZ)";
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} else if (country.equals("ZY")) {
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localeString = "[Developer] Fake Bi-Directional (zz_ZY)";
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} else {
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localeString = "";
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}
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} else if (hasOnlyOneLanguageInstance(language,
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Resources.getSystem().getAssets().getLocales())) {
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localeString = conf.locale.getDisplayLanguage(conf.locale);
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} else {
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localeString = conf.locale.getDisplayName(conf.locale);
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}
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if (localeString.length() > 1) {
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localeString = Character.toUpperCase(localeString.charAt(0))
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+ localeString.substring(1);
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mLanguagePref.setSummary(localeString);
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}
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}
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updateUserDictionaryPreference(findPreference(KEY_USER_DICTIONARY_SETTINGS));
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if (SHOW_INPUT_METHOD_SWITCHER_SETTINGS) {
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mShowInputMethodSelectorPref.setOnPreferenceChangeListener(this);
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}
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}
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// Hard keyboard
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if (!mHardKeyboardPreferenceList.isEmpty()) {
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for (int i = 0; i < sHardKeyboardKeys.length; ++i) {
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CheckBoxPreference chkPref = (CheckBoxPreference)
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mHardKeyboardCategory.findPreference(sHardKeyboardKeys[i]);
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chkPref.setChecked(
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System.getInt(getContentResolver(), sSystemSettingNames[i], 1) > 0);
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}
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}
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updateInputDevices();
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// IME
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InputMethodAndSubtypeUtil.loadInputMethodSubtypeList(
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this, getContentResolver(), mImis, null);
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updateActiveInputMethodsSummary();
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}
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@Override
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public void onPause() {
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super.onPause();
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mIm.unregisterInputDeviceListener(this);
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mSettingsObserver.pause();
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if (SHOW_INPUT_METHOD_SWITCHER_SETTINGS) {
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mShowInputMethodSelectorPref.setOnPreferenceChangeListener(null);
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}
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InputMethodAndSubtypeUtil.saveInputMethodSubtypeList(
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this, getContentResolver(), mImis, !mHardKeyboardPreferenceList.isEmpty());
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}
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@Override
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public void onInputDeviceAdded(int deviceId) {
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updateInputDevices();
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}
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@Override
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public void onInputDeviceChanged(int deviceId) {
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updateInputDevices();
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}
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@Override
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public void onInputDeviceRemoved(int deviceId) {
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updateInputDevices();
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}
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@Override
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public boolean onPreferenceTreeClick(PreferenceScreen preferenceScreen, Preference preference) {
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// Input Method stuff
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if (Utils.isMonkeyRunning()) {
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return false;
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}
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if (preference instanceof PreferenceScreen) {
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if (preference.getFragment() != null) {
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// Fragment will be handled correctly by the super class.
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} else if (KEY_CURRENT_INPUT_METHOD.equals(preference.getKey())) {
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final InputMethodManager imm = (InputMethodManager)
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getSystemService(Context.INPUT_METHOD_SERVICE);
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imm.showInputMethodPicker();
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}
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} else if (preference instanceof CheckBoxPreference) {
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final CheckBoxPreference chkPref = (CheckBoxPreference) preference;
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if (!mHardKeyboardPreferenceList.isEmpty()) {
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for (int i = 0; i < sHardKeyboardKeys.length; ++i) {
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if (chkPref == mHardKeyboardCategory.findPreference(sHardKeyboardKeys[i])) {
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System.putInt(getContentResolver(), sSystemSettingNames[i],
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chkPref.isChecked() ? 1 : 0);
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return true;
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}
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}
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}
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if (chkPref == mGameControllerCategory.findPreference("vibrate_input_devices")) {
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System.putInt(getContentResolver(), Settings.System.VIBRATE_INPUT_DEVICES,
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chkPref.isChecked() ? 1 : 0);
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return true;
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}
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}
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return super.onPreferenceTreeClick(preferenceScreen, preference);
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}
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private boolean hasOnlyOneLanguageInstance(String languageCode, String[] locales) {
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int count = 0;
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for (String localeCode : locales) {
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if (localeCode.length() > 2
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&& localeCode.startsWith(languageCode)) {
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count++;
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if (count > 1) {
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return false;
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}
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}
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}
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return count == 1;
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}
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private void saveInputMethodSelectorVisibility(String value) {
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try {
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int intValue = Integer.valueOf(value);
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Settings.Secure.putInt(getContentResolver(),
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Settings.Secure.INPUT_METHOD_SELECTOR_VISIBILITY, intValue);
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updateInputMethodSelectorSummary(intValue);
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} catch(NumberFormatException e) {
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}
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}
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private int loadInputMethodSelectorVisibility() {
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return Settings.Secure.getInt(getContentResolver(),
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Settings.Secure.INPUT_METHOD_SELECTOR_VISIBILITY,
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mDefaultInputMethodSelectorVisibility);
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}
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@Override
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public boolean onPreferenceChange(Preference preference, Object value) {
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if (SHOW_INPUT_METHOD_SWITCHER_SETTINGS) {
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if (preference == mShowInputMethodSelectorPref) {
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if (value instanceof String) {
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saveInputMethodSelectorVisibility((String)value);
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}
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}
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}
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return false;
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}
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private void updateActiveInputMethodsSummary() {
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for (Preference pref : mInputMethodPreferenceList) {
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if (pref instanceof InputMethodPreference) {
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((InputMethodPreference)pref).updateSummary();
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}
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}
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updateCurrentImeName();
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}
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private void updateCurrentImeName() {
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final Context context = getActivity();
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if (context == null || mImm == null) return;
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final Preference curPref = getPreferenceScreen().findPreference(KEY_CURRENT_INPUT_METHOD);
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if (curPref != null) {
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final CharSequence curIme = InputMethodAndSubtypeUtil.getCurrentInputMethodName(
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context, getContentResolver(), mImm, mImis, getPackageManager());
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if (!TextUtils.isEmpty(curIme)) {
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synchronized(this) {
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curPref.setSummary(curIme);
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}
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}
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}
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}
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private InputMethodPreference getInputMethodPreference(InputMethodInfo imi, int imiSize) {
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final PackageManager pm = getPackageManager();
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final CharSequence label = imi.loadLabel(pm);
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// IME settings
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final Intent intent;
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final String settingsActivity = imi.getSettingsActivity();
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if (!TextUtils.isEmpty(settingsActivity)) {
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intent = new Intent(Intent.ACTION_MAIN);
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intent.setClassName(imi.getPackageName(), settingsActivity);
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} else {
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intent = null;
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}
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// Add a check box for enabling/disabling IME
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InputMethodPreference pref = new InputMethodPreference(this, intent, mImm, imi, imiSize);
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pref.setKey(imi.getId());
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pref.setTitle(label);
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return pref;
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}
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private void updateInputDevices() {
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updateHardKeyboards();
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updateGameControllers();
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}
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private void updateHardKeyboards() {
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mHardKeyboardPreferenceList.clear();
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if (getResources().getConfiguration().keyboard == Configuration.KEYBOARD_QWERTY) {
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final int[] devices = InputDevice.getDeviceIds();
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for (int i = 0; i < devices.length; i++) {
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InputDevice device = InputDevice.getDevice(devices[i]);
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if (device != null
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&& !device.isVirtual()
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&& device.isFullKeyboard()) {
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final String inputDeviceDescriptor = device.getDescriptor();
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final String keyboardLayoutDescriptor =
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mIm.getCurrentKeyboardLayoutForInputDevice(inputDeviceDescriptor);
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final KeyboardLayout keyboardLayout = keyboardLayoutDescriptor != null ?
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mIm.getKeyboardLayout(keyboardLayoutDescriptor) : null;
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final PreferenceScreen pref = new PreferenceScreen(getActivity(), null);
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pref.setTitle(device.getName());
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if (keyboardLayout != null) {
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pref.setSummary(keyboardLayout.toString());
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} else {
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pref.setSummary(R.string.keyboard_layout_default_label);
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}
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pref.setOnPreferenceClickListener(new Preference.OnPreferenceClickListener() {
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@Override
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public boolean onPreferenceClick(Preference preference) {
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showKeyboardLayoutDialog(inputDeviceDescriptor);
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return true;
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}
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});
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mHardKeyboardPreferenceList.add(pref);
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}
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}
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}
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if (!mHardKeyboardPreferenceList.isEmpty()) {
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for (int i = mHardKeyboardCategory.getPreferenceCount(); i-- > 0; ) {
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final Preference pref = mHardKeyboardCategory.getPreference(i);
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if (pref.getOrder() < 1000) {
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mHardKeyboardCategory.removePreference(pref);
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}
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}
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Collections.sort(mHardKeyboardPreferenceList);
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final int count = mHardKeyboardPreferenceList.size();
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for (int i = 0; i < count; i++) {
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final Preference pref = mHardKeyboardPreferenceList.get(i);
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pref.setOrder(i);
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mHardKeyboardCategory.addPreference(pref);
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}
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getPreferenceScreen().addPreference(mHardKeyboardCategory);
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} else {
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getPreferenceScreen().removePreference(mHardKeyboardCategory);
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}
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}
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private void showKeyboardLayoutDialog(String inputDeviceDescriptor) {
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KeyboardLayoutDialogFragment fragment =
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new KeyboardLayoutDialogFragment(inputDeviceDescriptor);
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fragment.setTargetFragment(this, 0);
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fragment.show(getActivity().getFragmentManager(), "keyboardLayout");
|
|
}
|
|
|
|
@Override
|
|
public void onSetupKeyboardLayouts(String inputDeviceDescriptor) {
|
|
final Intent intent = new Intent(Intent.ACTION_MAIN);
|
|
intent.setClass(getActivity(), KeyboardLayoutPickerActivity.class);
|
|
intent.putExtra(KeyboardLayoutPickerFragment.EXTRA_INPUT_DEVICE_DESCRIPTOR,
|
|
inputDeviceDescriptor);
|
|
mIntentWaitingForResult = intent;
|
|
startActivityForResult(intent, 0);
|
|
}
|
|
|
|
@Override
|
|
public void onActivityResult(int requestCode, int resultCode, Intent data) {
|
|
super.onActivityResult(requestCode, resultCode, data);
|
|
|
|
if (mIntentWaitingForResult != null) {
|
|
String inputDeviceDescriptor = mIntentWaitingForResult.getStringExtra(
|
|
KeyboardLayoutPickerFragment.EXTRA_INPUT_DEVICE_DESCRIPTOR);
|
|
mIntentWaitingForResult = null;
|
|
showKeyboardLayoutDialog(inputDeviceDescriptor);
|
|
}
|
|
}
|
|
|
|
private void updateGameControllers() {
|
|
if (haveInputDeviceWithVibrator()) {
|
|
getPreferenceScreen().addPreference(mGameControllerCategory);
|
|
|
|
CheckBoxPreference chkPref = (CheckBoxPreference)
|
|
mGameControllerCategory.findPreference("vibrate_input_devices");
|
|
chkPref.setChecked(System.getInt(getContentResolver(),
|
|
Settings.System.VIBRATE_INPUT_DEVICES, 1) > 0);
|
|
} else {
|
|
getPreferenceScreen().removePreference(mGameControllerCategory);
|
|
}
|
|
}
|
|
|
|
private boolean haveInputDeviceWithVibrator() {
|
|
final int[] devices = InputDevice.getDeviceIds();
|
|
for (int i = 0; i < devices.length; i++) {
|
|
InputDevice device = InputDevice.getDevice(devices[i]);
|
|
if (device != null && !device.isVirtual() && device.getVibrator().hasVibrator()) {
|
|
return true;
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
private class SettingsObserver extends ContentObserver {
|
|
private Context mContext;
|
|
|
|
public SettingsObserver(Handler handler, Context context) {
|
|
super(handler);
|
|
mContext = context;
|
|
}
|
|
|
|
@Override public void onChange(boolean selfChange) {
|
|
updateCurrentImeName();
|
|
}
|
|
|
|
public void resume() {
|
|
final ContentResolver cr = mContext.getContentResolver();
|
|
cr.registerContentObserver(
|
|
Settings.Secure.getUriFor(Settings.Secure.DEFAULT_INPUT_METHOD), false, this);
|
|
cr.registerContentObserver(Settings.Secure.getUriFor(
|
|
Settings.Secure.SELECTED_INPUT_METHOD_SUBTYPE), false, this);
|
|
}
|
|
|
|
public void pause() {
|
|
mContext.getContentResolver().unregisterContentObserver(this);
|
|
}
|
|
}
|
|
}
|