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      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.inputmethod.keyboard.internal;
     18 
     19 import android.content.res.TypedArray;
     20 
     21 public abstract class KeyStyle {
     22     private final KeyboardTextsSet mTextsSet;
     23 
     24     public abstract String[] getStringArray(TypedArray a, int index);
     25     public abstract String getString(TypedArray a, int index);
     26     public abstract int getInt(TypedArray a, int index, int defaultValue);
     27     public abstract int getFlags(TypedArray a, int index);
     28 
     29     protected KeyStyle(final KeyboardTextsSet textsSet) {
     30         mTextsSet = textsSet;
     31     }
     32 
     33     protected String parseString(final TypedArray a, final int index) {
     34         if (a.hasValue(index)) {
     35             return KeySpecParser.resolveTextReference(a.getString(index), mTextsSet);
     36         }
     37         return null;
     38     }
     39 
     40     protected String[] parseStringArray(final TypedArray a, final int index) {
     41         if (a.hasValue(index)) {
     42             final String text = KeySpecParser.resolveTextReference(a.getString(index), mTextsSet);
     43             return KeySpecParser.splitKeySpecs(text);
     44         }
     45         return null;
     46     }
     47 }
     48