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1 /* |
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2 * Copyright (c) 2005 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: ConML parser/generator |
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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 #ifndef __SCONXMLWORKSPACE_H__ |
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20 #define __SCONXMLWORKSPACE_H__ |
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21 |
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22 // ----------------------------------------------------------------------------- |
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23 // Includes |
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24 // ----------------------------------------------------------------------------- |
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25 #include <e32base.h> |
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26 |
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27 // ----------------------------------------------------------------------------- |
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28 // CXMLWorkspace - workspace for WBXML / XML -documents |
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29 // ----------------------------------------------------------------------------- |
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30 class CXMLWorkspace : public CBase |
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31 { |
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32 public: |
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33 ~CXMLWorkspace(); |
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34 static CXMLWorkspace* NewL(); |
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35 |
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36 // transaction handling |
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37 /** |
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38 * Function to Begin transaction |
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39 * @param none |
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40 * @return none |
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41 */ |
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42 void BeginTransaction(); |
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43 |
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44 /** |
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45 * Commits the transactions done |
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46 * @param none |
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47 * @return none |
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48 */ |
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49 void CommitAll(); |
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50 |
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51 /** |
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52 * Commits the latest transacion done |
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53 * @param none |
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54 * @return KErrNone or an error code |
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55 */ |
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56 TInt Commit(); |
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57 |
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58 /** |
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59 * Deletes the latest transacion done |
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60 * @param none |
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61 * @return KErrNone or an error code |
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62 */ |
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63 TInt Rollback(); |
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64 |
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65 /** |
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66 * Resets the buffer |
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67 * @param none |
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68 * @return KErrNone or an error code |
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69 */ |
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70 void Reset(); |
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71 |
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72 /** |
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73 * Writes to the buffer |
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74 * @param none |
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75 * @return none |
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76 */ |
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77 void WriteL( const TDesC8& aData ); |
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78 void WriteL( const TUint8 aData ); |
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79 |
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80 /** |
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81 * Returns the buffer |
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82 * @param none |
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83 * @return the buffer |
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84 */ |
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85 TPtrC8 Buffer(); |
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86 |
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87 /** |
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88 * Returns the free space left in the buffer |
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89 * @param none |
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90 * @return free space of the buffer |
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91 */ |
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92 TInt FreeSize(); |
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93 |
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94 /** |
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95 * Returns the maximum size of the buffer |
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96 * @param none |
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97 * @return Buffer maximum size |
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98 */ |
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99 TInt MaxSize(); |
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100 |
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101 /** |
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102 * Returns the size of the buffer space used |
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103 * @param none |
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104 * @return Size of the buffer used |
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105 */ |
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106 TInt Size(); |
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107 |
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108 protected: |
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109 void ConstructL(); |
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110 |
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111 private: |
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112 void Delete( TInt aPos, TInt aLength ); |
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113 CXMLWorkspace(); |
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114 private: |
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115 CBufFlat* iBuffer; |
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116 RArray<TUint>* iTransactions; |
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117 }; |
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118 |
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119 #endif // __SCONXMLWORKSPACE_H__ |
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120 |