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1 // Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // Methods for all kind of text nodes |
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15 // |
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16 |
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17 #include <xml/dom/xmlengcharacterdata.h> |
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18 #include <stdapis/libxml2/libxml2_tree.h> |
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19 #include "xmlengdomdefs.h" |
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20 #include <stdapis/libxml2/libxml2_globals.h> |
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21 #include <xml/utils/xmlengxestrings.h> //pjj18 new |
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22 |
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23 #define CHARACTER_DATA (static_cast<xmlNodePtr>(iInternal)) |
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24 |
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25 // ------------------------------------------------------------------------------- |
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26 // @return Character contents of the node |
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27 // |
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28 // This method applies to TXmlEngCDATASection, TXmlEngComment and TXmlEngTextNode nodes. |
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29 // ------------------------------------------------------------------------------- |
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30 // |
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31 EXPORT_C TPtrC8 TXmlEngCharacterData::Contents() const |
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32 { |
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33 return ((TXmlEngConstString)CAST_XMLCHAR_TO_DOMSTRING(LIBXML_NODE ? LIBXML_NODE->content : NULL)).PtrC8(); |
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34 } |
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35 |
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36 // ------------------------------------------------------------------------------- |
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37 // Sets contents of basic character nodes: TXmlEngTextNode, TXmlEngComment, TXmlEngCDATASection |
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38 // |
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39 // @param aNewContents The actual value to store |
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40 // |
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41 // The input is taken as non-escaped: for example, |
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42 // aNewContents = "123 > 34 && P" will be serialized as "123 > 34 && P" |
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43 // |
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44 // Escaped contents may be set only for TXmlEngElement and TXmlEngAttr nodes. |
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45 // @see TXmlEngAttr::SetRawValueL(), TXmlEngElement::SetRawTextL() |
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46 // ------------------------------------------------------------------------------- |
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47 // |
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48 EXPORT_C void TXmlEngCharacterData::SetContentsL( |
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49 const TDesC8& aNewContents ) |
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50 { |
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51 char* newContent = (char*)new(ELeave) TUint8[aNewContents.Length() + 1]; |
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52 *(Mem::Copy((TAny*)newContent, aNewContents.Ptr(), aNewContents.Length())) = 0; |
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53 if (LIBXML_NODE->content |
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54 && |
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55 !(LIBXML_NODE->doc && |
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56 LIBXML_NODE->doc->dict && |
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57 xmlDictOwns(LIBXML_NODE->doc->dict, LIBXML_NODE->content))) |
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58 { |
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59 xmlFree(LIBXML_NODE->content); |
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60 } |
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61 |
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62 LIBXML_NODE->content = (unsigned char *)newContent; |
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63 } |
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64 |
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65 // ----------------------------------------------------------------------------- |
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66 // Extends the contents of the node by appending aString |
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67 // ----------------------------------------------------------------------------- |
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68 // |
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69 EXPORT_C void TXmlEngCharacterData::AppendContentsL( |
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70 const TDesC8& aString) |
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71 { |
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72 if (!LIBXML_NODE) |
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73 { |
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74 User::Leave(KXmlEngErrNullNode); |
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75 } |
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76 |
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77 TPtrC8 prevContent = Contents(); |
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78 TInt len = prevContent.Length() + aString.Length() + 1; |
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79 char* newContent = (char*)new(ELeave) TUint8[len]; |
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80 |
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81 TAny* last = Mem::Copy((TAny*)newContent, prevContent.Ptr(), prevContent.Length()); |
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82 *(Mem::Copy(last, aString.Ptr(), aString.Length())) = 0; |
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83 |
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84 if (LIBXML_NODE->content |
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85 && |
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86 !(LIBXML_NODE->doc && |
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87 LIBXML_NODE->doc->dict && |
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88 xmlDictOwns(LIBXML_NODE->doc->dict, LIBXML_NODE->content))) |
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89 { |
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90 xmlFree(LIBXML_NODE->content); |
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91 } |
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92 |
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93 LIBXML_NODE->content = (unsigned char *)newContent; |
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94 } |
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95 |
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96 // ------------------------------------------------------------------------------- |
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97 // @return Number of characters in the contents |
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98 // ------------------------------------------------------------------------------- |
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99 // |
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100 EXPORT_C TUint TXmlEngCharacterData::Length() const |
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101 { |
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102 return CHARACTER_DATA && CHARACTER_DATA->content ? |
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103 xmlUTF8Strlen(CHARACTER_DATA->content) : 0; |
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104 } |