82 lines
3.0 KiB
Java
82 lines
3.0 KiB
Java
/*
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* Copyright (C) 2014 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.inputmethod.keyboard;
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import android.content.SharedPreferences;
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import android.util.Log;
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import com.android.inputmethod.latin.R;
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import com.android.inputmethod.latin.settings.Settings;
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public final class KeyboardTheme {
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private static final String TAG = KeyboardTheme.class.getSimpleName();
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public static final int THEME_ID_ICS = 0;
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public static final int THEME_ID_KLP = 2;
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private static final int DEFAULT_THEME_ID = THEME_ID_KLP;
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private static final KeyboardTheme[] KEYBOARD_THEMES = {
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new KeyboardTheme(THEME_ID_ICS, R.style.KeyboardTheme_ICS),
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new KeyboardTheme(THEME_ID_KLP, R.style.KeyboardTheme_KLP),
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};
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public final int mThemeId;
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public final int mStyleId;
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// Note: The themeId should be aligned with "themeId" attribute of Keyboard style
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// in values/style.xml.
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public KeyboardTheme(final int themeId, final int styleId) {
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mThemeId = themeId;
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mStyleId = styleId;
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}
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private static KeyboardTheme searchKeyboardTheme(final int themeId) {
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// TODO: This search algorithm isn't optimal if there are many themes.
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for (final KeyboardTheme theme : KEYBOARD_THEMES) {
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if (theme.mThemeId == themeId) {
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return theme;
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}
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}
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return null;
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}
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public static KeyboardTheme getDefaultKeyboardTheme() {
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return searchKeyboardTheme(DEFAULT_THEME_ID);
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}
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public static KeyboardTheme getKeyboardTheme(final SharedPreferences prefs) {
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final String themeIdString = prefs.getString(Settings.PREF_KEYBOARD_LAYOUT, null);
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if (themeIdString == null) {
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return getDefaultKeyboardTheme();
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}
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try {
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final int themeId = Integer.parseInt(themeIdString);
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final KeyboardTheme theme = searchKeyboardTheme(themeId);
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if (theme != null) {
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return theme;
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}
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Log.w(TAG, "Unknown keyboard theme in preference: " + themeIdString);
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} catch (final NumberFormatException e) {
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Log.w(TAG, "Illegal keyboard theme in preference: " + themeIdString);
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}
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// Reset preference to default value.
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final String defaultThemeIdString = Integer.toString(DEFAULT_THEME_ID);
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prefs.edit().putString(Settings.PREF_KEYBOARD_LAYOUT, defaultThemeIdString).apply();
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return getDefaultKeyboardTheme();
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}
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}
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