|
1 /* |
|
2 * Copyright (c) 2005 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: CXmlFormatter |
|
15 * |
|
16 */ |
|
17 |
|
18 |
|
19 |
|
20 |
|
21 #ifndef __XMLFORMATTER__ |
|
22 #define __XMLFORMATTER__ |
|
23 |
|
24 // INCLUDES |
|
25 #include <e32base.h> |
|
26 #include "XmlParserNodePath.h" |
|
27 #include "XmlNodePathInterface.h" |
|
28 |
|
29 //Konsts |
|
30 _LIT8( KXmldocumentStart, "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n" ); |
|
31 |
|
32 //Forwar declarations |
|
33 class CXdmDocument; |
|
34 class CXdmXmlParser; |
|
35 class CXdmDocumentNode; |
|
36 class MXdmNodeInterface; |
|
37 class CXmlParserNodePath; |
|
38 |
|
39 // CLASS DECLARATION |
|
40 NONSHARABLE_CLASS( CXmlFormatter ) : public CBase, |
|
41 public MXmlNodePathInterface |
|
42 { |
|
43 public: // Constructors and destructor |
|
44 |
|
45 /** |
|
46 * Symbian OS Constructor |
|
47 * @return CXmlFormatter* New XML formatter |
|
48 */ |
|
49 static CXmlFormatter* NewL( CXdmXmlParser& aParserMain ); |
|
50 |
|
51 /** |
|
52 * Format a document |
|
53 * @param TBool Indicates whether parameter is a whole document |
|
54 * @param CXdmDocument* The target document |
|
55 * @param CXdmDocumentNode* The target element |
|
56 * @return HBufC8* The document in textual form |
|
57 */ |
|
58 HBufC8* FormatLC( TBool aIsWholeDocument, |
|
59 const CXdmDocument* aDocument, |
|
60 const CXdmDocumentNode* aRootNode ); |
|
61 |
|
62 /** |
|
63 * Format a document |
|
64 * @param TDesC8& An XML fragment to append |
|
65 * @param CXdmDocument* The target document |
|
66 * @param CXdmDocumentNode* The target element |
|
67 * @return HBufC8* The document in textual form |
|
68 */ |
|
69 HBufC8* FormatLC( const TDesC8& aXmlFragment, |
|
70 const CXdmDocument* aDocument, |
|
71 const CXdmDocumentNode* aTargetNode ); |
|
72 |
|
73 /** |
|
74 * Destructor |
|
75 */ |
|
76 virtual ~CXmlFormatter(); |
|
77 |
|
78 private: //From MXmlParserNodePathInterface |
|
79 |
|
80 /** |
|
81 * Return the target attribute |
|
82 * @return CXdmNodeAttribute* target attribute |
|
83 */ |
|
84 CXdmNodeAttribute* TargetAttribute() const; |
|
85 |
|
86 private: |
|
87 |
|
88 /** |
|
89 * C++ constructor |
|
90 * @return CXmlFormatter |
|
91 */ |
|
92 CXmlFormatter( CXdmXmlParser& aParserMain ); |
|
93 |
|
94 /** |
|
95 * Symbian OS second-phase constructor |
|
96 * @return void |
|
97 */ |
|
98 void ConstructL(); |
|
99 |
|
100 /** |
|
101 * Read data from the format buffer into a contiguous segment |
|
102 * @return HBufC8* An XML document in textual form |
|
103 */ |
|
104 HBufC8* BufferToStringLC(); |
|
105 |
|
106 /** |
|
107 * Check the next element in a document |
|
108 * @param CXdmDocumentNode& An XML element |
|
109 * @return void |
|
110 */ |
|
111 void CheckSubsetPath( const CXdmDocumentNode& aNode ); |
|
112 |
|
113 /** |
|
114 * Reset the internal format buffer |
|
115 * @return void |
|
116 */ |
|
117 void ResetFormatBuffer(); |
|
118 |
|
119 /** |
|
120 * Find the (local) name of an element |
|
121 * @param TDesC8& The whole element string |
|
122 * @return TPtrC8 Name part of the element string |
|
123 */ |
|
124 TPtrC8 FindElementName( const TDesC8& aElementString ); |
|
125 |
|
126 /** |
|
127 * Format namespace declarations |
|
128 * @param CXdmDocumentNode& An XML element |
|
129 * @return MXdmNamespaceContainer& Namespace container |
|
130 */ |
|
131 void FormatNamespaceDeclarationsL( const CXdmDocumentNode& aRootNode, |
|
132 const MXdmNamespaceContainer& aContainer ); |
|
133 |
|
134 /** |
|
135 * Format the parameter element and its descendants |
|
136 * @param CXdmDocumentNode The element to format |
|
137 * @return void |
|
138 */ |
|
139 void FormatElementsL( CXdmDocumentNode* aCurrentNode ); |
|
140 |
|
141 /** |
|
142 * Format a leaf element |
|
143 * @param CXdmDocumentNode The element to format |
|
144 * @return void |
|
145 */ |
|
146 void FormatLeafElementL( CXdmDocumentNode* aCurrentNode ); |
|
147 |
|
148 /** |
|
149 * Format the start of the parameter element |
|
150 * @param TDesC8& Element prefix |
|
151 * @param TDesC8& Element URI |
|
152 * @return void |
|
153 */ |
|
154 void FormatElementStartL( const TDesC8& aPrefix, |
|
155 const TDesC8& aElementData ); |
|
156 |
|
157 /** |
|
158 * Format the end of the parameter element |
|
159 * @param TDesC8& Element prefix |
|
160 * @param TDesC8& Element URI |
|
161 * @return void |
|
162 */ |
|
163 void FormatElementEndL( const TDesC8& aPrefix, |
|
164 const TDesC8& aElementData ); |
|
165 |
|
166 /** |
|
167 * Format an empty element |
|
168 * @param CXdmDocumentNode The element to format |
|
169 * @return void |
|
170 */ |
|
171 void FormatEmptyElementL( CXdmDocumentNode* aEmptyNode ); |
|
172 |
|
173 |
|
174 /** |
|
175 * Append a namespace mapping |
|
176 * @param TDesC8& Element URI |
|
177 * @param TDesC8& Element prefix |
|
178 * @return void |
|
179 */ |
|
180 void AppendNamespaceL( const TDesC8& aUri, const TDesC8& aPrefix ); |
|
181 |
|
182 /** |
|
183 * Append XML fragment into the format buffer |
|
184 * @return void |
|
185 */ |
|
186 void AppendXmlFragmentL(); |
|
187 |
|
188 /** |
|
189 * Return the prefix of the parameter element |
|
190 * @param MXdmNodeInterface& An XML element |
|
191 * @return TPtrC8 Prefix |
|
192 */ |
|
193 TPtrC8 Prefix( const MXdmNodeInterface& aInterface ); |
|
194 |
|
195 private: //Data |
|
196 |
|
197 TInt iFormBufferPos; |
|
198 TBool iTargetFound; |
|
199 TBool iIsAppended; |
|
200 CBufSeg* iFormatBuffer; |
|
201 TPtrC8 iDocumentFragment; |
|
202 CXdmXmlParser& iParserMain; |
|
203 CXdmNodeAttribute* iTargetAttribute; |
|
204 CXmlParserNodePath* iNodePath; |
|
205 TXdmElementType iElementType; |
|
206 |
|
207 }; |
|
208 |
|
209 #endif //__XMLPARSERNODEPATH__ |
|
210 |
|
211 |
|
212 // End of File |