1 xmlengnodelist_impl.h |
1 /* |
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2 * Copyright (c) 2004-2006 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 the License "Symbian Foundation License v1.0" to Symbian Foundation members and "Symbian Foundation End User License Agreement v1.0" to non-members |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.symbianfoundation.org/legal/licencesv10.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: Node list implementation functions |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 |
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21 |
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22 |
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23 |
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24 #ifndef XMLENGINE_NODELIST_IMPL_H_INCLUDED |
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25 #define XMLENGINE_NODELIST_IMPL_H_INCLUDED |
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26 |
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27 #include <e32def.h> |
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28 #include "xmlengnode.h" |
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29 |
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30 /** |
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31 * Class implements list container. |
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32 * |
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33 * @lib XmlEngineDOM.lib |
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34 * @since S60 v3.2 |
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35 */ |
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36 class RXmlEngNodeListImpl |
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37 { |
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38 public: |
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39 |
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40 /** |
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41 * Default constructor |
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42 * |
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43 * @since S60 v3.2 |
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44 */ |
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45 IMPORT_C RXmlEngNodeListImpl(); |
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46 |
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47 /** |
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48 * Closes node list |
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49 * |
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50 * @since S60 v3.2 |
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51 */ |
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52 IMPORT_C void Close(); |
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53 |
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54 /** |
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55 * Get list length. |
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56 * |
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57 * @since S60 v3.2 |
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58 * @return Number of nodes in a node list |
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59 */ |
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60 IMPORT_C TInt Count() const; |
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61 |
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62 /** |
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63 * Checks whether next node exists in a node list |
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64 * |
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65 * @since S60 v3.2 |
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66 * @return TRUE if next node exists, FALSE otherwise |
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67 */ |
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68 IMPORT_C TBool HasNext() const; |
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69 |
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70 /** |
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71 * Retrieves next node from a node list |
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72 * |
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73 * @since S60 v3.2 |
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74 * @return Next node |
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75 */ |
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76 IMPORT_C TXmlEngNode Next(); |
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77 |
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78 /** |
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79 * Opens node. |
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80 * |
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81 * @since S60 v3.2 |
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82 * @param aHead node pointer to the node from which the searching |
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83 of list elements is started |
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84 * @param aType type of list elements |
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85 * @param aName name of list elements |
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86 * @param aNs namespace of list elements |
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87 * |
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88 * @note If aType is NULL, aName and aNs are ignored |
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89 */ |
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90 void OpenL( |
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91 void* aHead, |
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92 TXmlEngNode::TXmlEngDOMNodeType aType, |
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93 const TDesC8& aName = KNullDesC8, |
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94 const TDesC8& aNs = KNullDesC8); |
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95 |
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96 /** |
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97 * Opens node. |
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98 * |
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99 * @since S60 v3.2 |
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100 * @param aHead node pointer to the node from which the searching |
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101 of list elements is started |
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102 * @param aType type of list elements |
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103 */ |
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104 void Open( |
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105 void* aHead, |
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106 TXmlEngNode::TXmlEngDOMNodeType aType); |
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107 |
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108 private: |
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109 |
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110 void* FindNextNode(void* aCurrentNode) const; |
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111 |
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112 void* iCurrentNode; |
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113 TInt iType; // NodeType:4 bits (0-3) & MatchName flag (bit 4) |
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114 unsigned char* iName; |
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115 unsigned char* iNsUri; |
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116 }; |
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117 |
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118 TBool StrEqualOrNull(const void* aStr1, const void* aStr2); |
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119 |
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120 |
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121 |
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122 #endif /* XMLENGINE_NODELIST_IMPL_H_INCLUDED */ |