1 /*

     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 * 

    14 * Description:

    15 *

    16 */

    17 using System;

    18 using System.IO;

    19 using System.Xml;

    20 using System.Text;

    21 using System.Collections.Generic;

    22 using SymbianTree;

    23 using SymbianUtils;

    24 using SymbianXmlInputLib.Elements;

    25 using SymbianXmlInputLib.Parser.Nodes;

    26 

    27 namespace SymbianXmlInputLib.Parser

    28 {

    29     public class SXILParser : DisposableObject

    30     {

    31         #region Constructors

    32         public SXILParser( string aFileName, string aRootNodeName, SXILDocument aDocument )

    33         {

    34             iFileName = aFileName;

    35             iDocument = aDocument;

    36             iRootNodeName = aRootNodeName;

    37             //

    38             XmlReaderSettings settings = new XmlReaderSettings();

    39             settings.ConformanceLevel = ConformanceLevel.Auto;

    40             settings.IgnoreComments = true;

    41             settings.CheckCharacters = true;

    42             settings.IgnoreWhitespace = true;

    43             //

    44             iReader = XmlReader.Create( iFileName, settings );

    45             iXmlDocument.Load( iReader );

    46         }

    47         #endregion

    48 

    49         #region API

    50         public void Parse()

    51         {

    52             ValidateRoot();

    53             ParseTopLevelNodes();

    54         }

    55 

    56         public void CategoryAdd( string aName, SXILParserNodeCollection aParsers )

    57         {

    58             SXILParserNodeCategory category = new SXILParserNodeCategory( aName );

    59             category.Children = aParsers;

    60             iParsers.Add( category );

    61         }

    62 

    63         public void CategoryAdd( string aName, params SXILParserNode[] aParserNodes )

    64         {

    65             SXILParserNodeCategory category = new SXILParserNodeCategory( aName );

    66             foreach ( SXILParserNode parserNode in aParserNodes )

    67             {

    68                 category.Children.Add( parserNode );

    69             }

    70             iParsers.Add( category );

    71         }

    72         #endregion

    73 

    74         #region Properties

    75         internal SXILDocument Document

    76         {

    77             get { return iDocument; }

    78         }

    79         #endregion

    80 

    81         #region Internal methods

    82         private void ValidateRoot()

    83         {

    84             XmlElement root = iXmlDocument.DocumentElement;

    85             if ( root != null && root.Name != iRootNodeName )

    86             {

    87                 throw new Exception( "Document Root Incorrect" );

    88             }

    89         }

    90 

    91         private void ParseTopLevelNodes()

    92         {

    93             foreach ( XmlNode child in iXmlDocument.DocumentElement )

    94             {

    95                 bool handled = iParsers.XmlParse( child, this );

    96                 if ( handled )

    97                 {

    98                 }

    99             }

   100         }

   101 

   102         private void OnElementStart()

   103         {

   104         }

   105         #endregion

   106 

   107         #region From DisposableObject

   108         protected override void CleanupManagedResources()

   109         {

   110             base.CleanupManagedResources();

   111             iReader.Close();

   112         }

   113         #endregion

   114 

   115         #region Data members

   116         private readonly string iFileName;

   117         private readonly string iRootNodeName;

   118         private readonly SXILDocument iDocument;

   119         private readonly XmlReader iReader;

   120         private XmlDocument iXmlDocument = new XmlDocument();

   121         private SXILParserNodeCollection iParsers = new SXILParserNodeCollection();

   122         #endregion

   123     }

   124 }