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      1 /*
      2  * Copyright (C) 2006 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 android.util;
     18 
     19 import org.xmlpull.v1.XmlPullParser;
     20 
     21 import android.util.AttributeSet;
     22 
     23 import com.android.internal.util.XmlUtils;
     24 
     25 /**
     26  * Provides an implementation of AttributeSet on top of an XmlPullParser.
     27  */
     28 class XmlPullAttributes implements AttributeSet {
     29     public XmlPullAttributes(XmlPullParser parser) {
     30         mParser = parser;
     31     }
     32 
     33     public int getAttributeCount() {
     34         return mParser.getAttributeCount();
     35     }
     36 
     37     public String getAttributeName(int index) {
     38         return mParser.getAttributeName(index);
     39     }
     40 
     41     public String getAttributeValue(int index) {
     42         return mParser.getAttributeValue(index);
     43     }
     44 
     45     public String getAttributeValue(String namespace, String name) {
     46         return mParser.getAttributeValue(namespace, name);
     47     }
     48 
     49     public String getPositionDescription() {
     50         return mParser.getPositionDescription();
     51     }
     52 
     53     public int getAttributeNameResource(int index) {
     54         return 0;
     55     }
     56 
     57     public int getAttributeListValue(String namespace, String attribute,
     58             String[] options, int defaultValue) {
     59         return XmlUtils.convertValueToList(
     60             getAttributeValue(namespace, attribute), options, defaultValue);
     61     }
     62 
     63     public boolean getAttributeBooleanValue(String namespace, String attribute,
     64             boolean defaultValue) {
     65         return XmlUtils.convertValueToBoolean(
     66             getAttributeValue(namespace, attribute), defaultValue);
     67     }
     68 
     69     public int getAttributeResourceValue(String namespace, String attribute,
     70             int defaultValue) {
     71         return XmlUtils.convertValueToInt(
     72             getAttributeValue(namespace, attribute), defaultValue);
     73     }
     74 
     75     public int getAttributeIntValue(String namespace, String attribute,
     76             int defaultValue) {
     77         return XmlUtils.convertValueToInt(
     78             getAttributeValue(namespace, attribute), defaultValue);
     79     }
     80 
     81     public int getAttributeUnsignedIntValue(String namespace, String attribute,
     82             int defaultValue) {
     83         return XmlUtils.convertValueToUnsignedInt(
     84             getAttributeValue(namespace, attribute), defaultValue);
     85     }
     86 
     87     public float getAttributeFloatValue(String namespace, String attribute,
     88             float defaultValue) {
     89         String s = getAttributeValue(namespace, attribute);
     90         if (s != null) {
     91             return Float.parseFloat(s);
     92         }
     93         return defaultValue;
     94     }
     95 
     96     public int getAttributeListValue(int index,
     97             String[] options, int defaultValue) {
     98         return XmlUtils.convertValueToList(
     99             getAttributeValue(index), options, defaultValue);
    100     }
    101 
    102     public boolean getAttributeBooleanValue(int index, boolean defaultValue) {
    103         return XmlUtils.convertValueToBoolean(
    104             getAttributeValue(index), defaultValue);
    105     }
    106 
    107     public int getAttributeResourceValue(int index, int defaultValue) {
    108         return XmlUtils.convertValueToInt(
    109             getAttributeValue(index), defaultValue);
    110     }
    111 
    112     public int getAttributeIntValue(int index, int defaultValue) {
    113         return XmlUtils.convertValueToInt(
    114             getAttributeValue(index), defaultValue);
    115     }
    116 
    117     public int getAttributeUnsignedIntValue(int index, int defaultValue) {
    118         return XmlUtils.convertValueToUnsignedInt(
    119             getAttributeValue(index), defaultValue);
    120     }
    121 
    122     public float getAttributeFloatValue(int index, float defaultValue) {
    123         String s = getAttributeValue(index);
    124         if (s != null) {
    125             return Float.parseFloat(s);
    126         }
    127         return defaultValue;
    128     }
    129 
    130     public String getIdAttribute() {
    131         return getAttributeValue(null, "id");
    132     }
    133 
    134     public String getClassAttribute() {
    135         return getAttributeValue(null, "class");
    136     }
    137 
    138     public int getIdAttributeResourceValue(int defaultValue) {
    139         return getAttributeResourceValue(null, "id", defaultValue);
    140     }
    141 
    142     public int getStyleAttribute() {
    143         return getAttributeResourceValue(null, "style", 0);
    144     }
    145 
    146     /*package*/ XmlPullParser mParser;
    147 }
    148