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1 /* |
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2 * Copyright (c) 2005-2007 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: Data buffer transaction |
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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 C_DATABUFFERTRANSACTIONELEMENT_H |
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20 #define C_DATABUFFERTRANSACTIONELEMENT_H |
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21 |
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22 #include "transactionelement.h" |
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23 |
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24 namespace AiUtility |
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25 { |
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26 class CContentPriorityMap; |
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27 } |
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28 |
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29 class CXnNodeAppIf; |
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30 |
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31 namespace AiXmlUiController |
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32 { |
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33 |
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34 /** |
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35 * @ingroup group_xmluicontroller |
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36 * |
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37 * CDataBufferTransactionElement corresponds one text content publishing operation. |
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38 * |
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39 * @lib AiXmlUiMain |
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40 */ |
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41 class CDataBufferTransactionElement : public CTransactionElement |
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42 { |
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43 public: // Constructors and destructor |
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44 |
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45 static CDataBufferTransactionElement* |
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46 NewL( AiUtility::CContentPriorityMap& aContentPriorityMap ); |
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47 |
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48 virtual ~CDataBufferTransactionElement(); |
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49 |
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50 // New functions |
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51 |
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52 /** |
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53 * Initializes this transaction element to publish content aData |
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54 * to node aTarget. |
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55 * |
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56 * @param aTarget - the target of publishing. |
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57 * @param aData - the content. |
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58 */ |
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59 void InitializeL(CXnNodeAppIf& aTarget, const TDesC8& aData); |
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60 |
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61 /** |
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62 * Checks if given content type is supported by target ui element. |
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63 * |
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64 * @param aTarget target ui element. |
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65 * @param aContentType content type |
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66 * @return ETrue if content type is supported |
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67 */ |
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68 static TBool IsSupported( CXnNodeAppIf& aTarget, |
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69 const TDesC8& aContentType ); |
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70 |
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71 // Functions from CTransactionElement |
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72 |
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73 void Reset(); |
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74 |
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75 void UpdateDataL(); |
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76 |
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77 private: |
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78 |
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79 CDataBufferTransactionElement( |
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80 AiUtility::CContentPriorityMap& aContentPriorityMap ); |
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81 |
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82 void CheckTypeL( CXnNodeAppIf& aTarget ); |
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83 |
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84 void SetDataL(); |
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85 |
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86 private: // Data |
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87 |
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88 /** |
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89 * New content. |
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90 */ |
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91 TPtrC8 iNewData; |
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92 |
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93 }; |
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94 |
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95 } // namespace AiXmlUiController |
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96 |
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97 #endif // C_TEXTTRANSACTIONELEMENT_H |
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98 |
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99 // End of File |