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1 /* |
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2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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15 * |
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16 */ |
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17 using System; |
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18 using System.IO; |
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19 using System.Xml; |
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20 using System.Text; |
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21 using System.Collections.Generic; |
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22 using SymbianTree; |
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23 using SymbianUtils; |
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24 using SymbianXmlInputLib.Elements; |
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25 using SymbianXmlInputLib.Elements.Types.Command; |
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26 |
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27 namespace SymbianXmlInputLib.Parser.Nodes |
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28 { |
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29 public class SXILParserNodeCommand : SXILParserNode |
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30 { |
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31 #region Constructors |
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32 public SXILParserNodeCommand() |
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33 { |
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34 } |
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35 |
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36 public SXILParserNodeCommand( string aDescription ) |
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37 : base( aDescription ) |
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38 { |
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39 } |
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40 #endregion |
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41 |
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42 #region From SXILParserNode |
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43 public override bool IsMulti |
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44 { |
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45 get |
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46 { |
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47 return true; |
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48 } |
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49 } |
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50 |
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51 public override void XmlParse( XmlNode aNode ) |
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52 { |
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53 XmlAttributeCollection attribs = aNode.Attributes; |
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54 if ( attribs.Count < 1 || attribs[ "name" ] == null ) |
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55 { |
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56 throw new ArgumentException( "Mandatory name node missing" ); |
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57 } |
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58 |
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59 XmlAttribute nameAttribute = attribs[ "name" ]; |
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60 string name = nameAttribute.Value.Trim(); |
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61 |
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62 // Get details if present |
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63 string details = aNode.InnerText.Trim(); |
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64 |
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65 SXILElementCommand command = new SXILElementCommand( name, details ); |
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66 base.Document.CurrentNode.Add( command ); |
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67 |
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68 iHandled = true; |
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69 } |
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70 |
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71 public override bool CanHandle( XmlNode aNode ) |
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72 { |
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73 bool ret = false; |
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74 |
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75 // We must support categories that contain multiple commands |
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76 // therefore we must provide a means of preventing an already-populated command from |
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77 // processing multiple xml tags. |
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78 if ( !iHandled ) |
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79 { |
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80 // This command instance has not yet successfully processed a command, so |
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81 // it's okay to at least attempt to handle it - providing the xml tag is |
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82 // our expected "command" name. |
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83 ret = ( aNode.Name.ToUpper() == KXmlTagName ); |
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84 } |
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85 // |
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86 return ret; |
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87 } |
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88 #endregion |
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89 |
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90 #region Internal constants |
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91 private const string KXmlTagName = "COMMAND"; |
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92 #endregion |
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93 |
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94 #region Data members |
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95 private bool iHandled = false; |
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96 #endregion |
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97 } |
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98 } |