2010-11-19 22:57:24 +00:00
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/*
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2011-05-20 03:09:57 +00:00
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* Copyright (C) 2010 The Android Open Source Project
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2010-11-19 22:57:24 +00:00
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may not
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* use this file except in compliance with the License. You may obtain a copy of
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* 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, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations under
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* the License.
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*/
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2011-06-22 02:53:02 +00:00
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package com.android.inputmethod.keyboard.internal;
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2010-11-19 22:57:24 +00:00
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import android.content.res.TypedArray;
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import android.util.Log;
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2011-12-18 10:54:08 +00:00
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import com.android.inputmethod.keyboard.Keyboard;
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2011-06-21 14:38:42 +00:00
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import com.android.inputmethod.latin.R;
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2011-12-18 10:54:08 +00:00
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import com.android.inputmethod.latin.XmlParseUtils;
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2011-06-21 14:38:42 +00:00
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2011-10-06 09:40:32 +00:00
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import org.xmlpull.v1.XmlPullParser;
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2011-12-14 09:11:27 +00:00
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import org.xmlpull.v1.XmlPullParserException;
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2011-10-06 09:40:32 +00:00
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2010-11-19 22:57:24 +00:00
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import java.util.HashMap;
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public class KeyStyles {
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2012-01-20 07:19:51 +00:00
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private static final String TAG = KeyStyles.class.getSimpleName();
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2010-12-14 06:31:47 +00:00
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private static final boolean DEBUG = false;
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2010-11-19 22:57:24 +00:00
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private final HashMap<String, DeclaredKeyStyle> mStyles =
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new HashMap<String, DeclaredKeyStyle>();
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2012-04-05 05:59:55 +00:00
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private final KeyboardLabelsSet mLabelsSet;
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private final KeyStyle mEmptyKeyStyle;
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public KeyStyles(KeyboardLabelsSet labelsSet) {
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mLabelsSet = labelsSet;
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mEmptyKeyStyle = new EmptyKeyStyle(labelsSet);
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}
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public static abstract class KeyStyle {
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protected final KeyboardLabelsSet mLabelsSet;
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public KeyStyle(KeyboardLabelsSet labelsSet) {
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mLabelsSet = labelsSet;
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}
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public abstract String[] getStringArray(TypedArray a, int index);
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public abstract String getString(TypedArray a, int index);
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public abstract int getInt(TypedArray a, int index, int defaultValue);
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public abstract int getFlag(TypedArray a, int index);
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protected String parseString(TypedArray a, int index) {
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if (a.hasValue(index)) {
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return KeySpecParser.resolveLabelReference(a.getString(index), mLabelsSet);
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}
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return null;
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}
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protected String[] parseStringArray(TypedArray a, int index) {
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if (a.hasValue(index)) {
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return KeySpecParser.parseCsvString(a.getString(index), mLabelsSet);
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}
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return null;
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}
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2010-11-19 22:57:24 +00:00
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}
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2012-04-05 05:59:55 +00:00
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private static class EmptyKeyStyle extends KeyStyle {
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public EmptyKeyStyle(KeyboardLabelsSet labelsSet) {
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super(labelsSet);
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}
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2010-12-14 06:31:47 +00:00
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@Override
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2012-01-25 08:01:53 +00:00
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public String[] getStringArray(TypedArray a, int index) {
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2012-04-05 05:59:55 +00:00
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return parseStringArray(a, index);
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2010-12-14 06:31:47 +00:00
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}
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2010-12-02 09:46:21 +00:00
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@Override
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2012-01-25 08:01:53 +00:00
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public String getString(TypedArray a, int index) {
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2012-04-05 05:59:55 +00:00
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return parseString(a, index);
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2010-11-19 22:57:24 +00:00
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}
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2010-12-02 09:46:21 +00:00
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@Override
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2010-11-19 22:57:24 +00:00
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public int getInt(TypedArray a, int index, int defaultValue) {
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return a.getInt(index, defaultValue);
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}
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2010-12-02 09:46:21 +00:00
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@Override
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2012-02-07 08:30:54 +00:00
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public int getFlag(TypedArray a, int index) {
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return a.getInt(index, 0);
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2010-12-14 06:31:47 +00:00
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}
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2010-11-19 22:57:24 +00:00
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}
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2012-04-05 05:59:55 +00:00
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private static class DeclaredKeyStyle extends KeyStyle {
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2012-02-07 08:30:54 +00:00
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private final HashMap<Integer, Object> mStyleAttributes = new HashMap<Integer, Object>();
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2010-11-19 22:57:24 +00:00
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2012-04-05 05:59:55 +00:00
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public DeclaredKeyStyle(KeyboardLabelsSet labelsSet) {
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super(labelsSet);
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}
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2010-12-14 06:31:47 +00:00
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@Override
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2012-01-25 08:01:53 +00:00
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public String[] getStringArray(TypedArray a, int index) {
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2012-02-07 08:30:54 +00:00
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if (a.hasValue(index)) {
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return parseStringArray(a, index);
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}
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return (String[])mStyleAttributes.get(index);
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2010-12-14 06:31:47 +00:00
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}
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2010-11-19 22:57:24 +00:00
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@Override
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2012-01-25 08:01:53 +00:00
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public String getString(TypedArray a, int index) {
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2012-02-07 08:30:54 +00:00
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if (a.hasValue(index)) {
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2012-04-05 05:59:55 +00:00
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return parseString(a, index);
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2012-02-07 08:30:54 +00:00
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}
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return (String)mStyleAttributes.get(index);
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2010-11-19 22:57:24 +00:00
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}
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@Override
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2010-12-14 06:31:47 +00:00
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public int getInt(TypedArray a, int index, int defaultValue) {
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2012-02-07 08:30:54 +00:00
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if (a.hasValue(index)) {
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return a.getInt(index, defaultValue);
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}
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final Integer styleValue = (Integer)mStyleAttributes.get(index);
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return styleValue != null ? styleValue : defaultValue;
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2010-11-19 22:57:24 +00:00
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}
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@Override
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2012-02-07 08:30:54 +00:00
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public int getFlag(TypedArray a, int index) {
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final int value = a.getInt(index, 0);
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final Integer styleValue = (Integer)mStyleAttributes.get(index);
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return (styleValue != null ? styleValue : 0) | value;
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2010-11-19 22:57:24 +00:00
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}
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2012-02-07 08:30:54 +00:00
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void readKeyAttributes(TypedArray keyAttr) {
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2010-11-19 22:57:24 +00:00
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// TODO: Currently not all Key attributes can be declared as style.
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2012-04-09 08:48:32 +00:00
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readString(keyAttr, R.styleable.Keyboard_Key_code);
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readString(keyAttr, R.styleable.Keyboard_Key_altCode);
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2012-01-25 08:01:53 +00:00
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readString(keyAttr, R.styleable.Keyboard_Key_keyLabel);
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readString(keyAttr, R.styleable.Keyboard_Key_keyOutputText);
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readString(keyAttr, R.styleable.Keyboard_Key_keyHintLabel);
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readStringArray(keyAttr, R.styleable.Keyboard_Key_moreKeys);
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2012-01-30 02:14:45 +00:00
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readStringArray(keyAttr, R.styleable.Keyboard_Key_additionalMoreKeys);
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2011-11-22 03:55:38 +00:00
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readFlag(keyAttr, R.styleable.Keyboard_Key_keyLabelFlags);
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2012-04-19 21:24:51 +00:00
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readString(keyAttr, R.styleable.Keyboard_Key_keyIcon);
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readString(keyAttr, R.styleable.Keyboard_Key_keyIconDisabled);
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readString(keyAttr, R.styleable.Keyboard_Key_keyIconPreview);
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2011-08-31 06:26:32 +00:00
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readInt(keyAttr, R.styleable.Keyboard_Key_maxMoreKeysColumn);
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2011-09-15 05:21:46 +00:00
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readInt(keyAttr, R.styleable.Keyboard_Key_backgroundType);
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2011-11-22 03:55:38 +00:00
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readFlag(keyAttr, R.styleable.Keyboard_Key_keyActionFlags);
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2010-11-19 22:57:24 +00:00
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}
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2012-01-25 08:01:53 +00:00
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private void readString(TypedArray a, int index) {
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2012-02-07 08:30:54 +00:00
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if (a.hasValue(index)) {
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2012-04-05 05:59:55 +00:00
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mStyleAttributes.put(index, parseString(a, index));
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2012-02-07 08:30:54 +00:00
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}
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2010-11-19 22:57:24 +00:00
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}
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2010-12-14 06:31:47 +00:00
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private void readInt(TypedArray a, int index) {
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2012-02-07 08:30:54 +00:00
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if (a.hasValue(index)) {
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mStyleAttributes.put(index, a.getInt(index, 0));
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}
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2010-11-19 22:57:24 +00:00
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}
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private void readFlag(TypedArray a, int index) {
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2012-02-07 08:30:54 +00:00
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if (a.hasValue(index)) {
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2012-04-05 05:59:55 +00:00
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final Integer value = (Integer)mStyleAttributes.get(index);
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2012-02-07 08:30:54 +00:00
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mStyleAttributes.put(index, a.getInt(index, 0) | (value != null ? value : 0));
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}
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2010-11-19 22:57:24 +00:00
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}
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2012-01-25 08:01:53 +00:00
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private void readStringArray(TypedArray a, int index) {
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2012-04-05 05:59:55 +00:00
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if (a.hasValue(index)) {
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mStyleAttributes.put(index, parseStringArray(a, index));
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2012-02-07 08:30:54 +00:00
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}
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}
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void addParentStyleAttributes(DeclaredKeyStyle parentStyle) {
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mStyleAttributes.putAll(parentStyle.mStyleAttributes);
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2010-11-19 22:57:24 +00:00
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}
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2012-02-07 08:30:54 +00:00
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}
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2010-11-19 22:57:24 +00:00
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2010-12-14 06:31:47 +00:00
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public void parseKeyStyleAttributes(TypedArray keyStyleAttr, TypedArray keyAttrs,
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2011-12-14 09:11:27 +00:00
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XmlPullParser parser) throws XmlPullParserException {
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2011-08-01 01:23:39 +00:00
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final String styleName = keyStyleAttr.getString(R.styleable.Keyboard_KeyStyle_styleName);
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2012-02-07 08:30:54 +00:00
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if (DEBUG) {
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Log.d(TAG, String.format("<%s styleName=%s />",
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Keyboard.Builder.TAG_KEY_STYLE, styleName));
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2012-02-17 07:14:14 +00:00
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if (mStyles.containsKey(styleName)) {
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Log.d(TAG, "key-style " + styleName + " is overridden at "
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+ parser.getPositionDescription());
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}
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2012-02-07 08:30:54 +00:00
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}
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2010-11-19 22:57:24 +00:00
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2012-04-05 05:59:55 +00:00
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final DeclaredKeyStyle style = new DeclaredKeyStyle(mLabelsSet);
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2010-12-14 06:31:47 +00:00
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if (keyStyleAttr.hasValue(R.styleable.Keyboard_KeyStyle_parentStyle)) {
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2011-08-01 01:23:39 +00:00
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final String parentStyle = keyStyleAttr.getString(
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2010-12-02 09:46:21 +00:00
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R.styleable.Keyboard_KeyStyle_parentStyle);
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2010-11-19 22:57:24 +00:00
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final DeclaredKeyStyle parent = mStyles.get(parentStyle);
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2012-02-07 08:30:54 +00:00
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if (parent == null) {
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2011-12-14 09:11:27 +00:00
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throw new XmlParseUtils.ParseException(
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"Unknown parentStyle " + parentStyle, parser);
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2012-02-07 08:30:54 +00:00
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}
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style.addParentStyleAttributes(parent);
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2010-11-19 22:57:24 +00:00
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}
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2012-02-07 08:30:54 +00:00
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style.readKeyAttributes(keyAttrs);
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2010-11-19 22:57:24 +00:00
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mStyles.put(styleName, style);
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}
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public KeyStyle getKeyStyle(String styleName) {
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return mStyles.get(styleName);
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}
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2012-04-05 05:59:55 +00:00
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public KeyStyle getEmptyKeyStyle() {
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return mEmptyKeyStyle;
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2010-11-19 22:57:24 +00:00
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}
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}
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