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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: Image transaction element |
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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_IMAGETRANSACTIONELEMENT_H |
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20 #define C_IMAGETRANSACTIONELEMENT_H |
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21 |
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22 #include "transactionelement.h" |
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23 |
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24 class CGulIcon; |
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25 class CXnNodeAppIf; |
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26 class RFile; |
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27 |
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28 namespace AiUtility |
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29 { |
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30 class CContentPriorityMap; |
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31 } |
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32 |
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33 namespace AiXmlUiController |
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34 { |
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35 class CKamikazeImageDecoder; |
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36 |
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37 /** |
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38 * @ingroup group_xmluicontroller |
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39 * |
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40 * CImageTransactionElement is a transaction element for publishing images. |
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41 * |
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42 * @lib AiXmlUiMain |
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43 */ |
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44 class CImageTransactionElement : public CTransactionElement |
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45 { |
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46 |
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47 public: |
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48 |
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49 static CImageTransactionElement* |
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50 NewL( AiUtility::CContentPriorityMap& aContentPriorityMap ); |
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51 |
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52 virtual ~CImageTransactionElement(); |
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53 |
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54 /** |
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55 * Initializes this transaction element. |
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56 * |
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57 * @param aTarget the node to publish bitmap and mask. |
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58 * @param aIcon the icon to publish. Ownership is transferred. |
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59 */ |
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60 void InitializeL(CXnNodeAppIf& aTarget, CGulIcon* aIcon ); |
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61 |
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62 /** |
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63 * Initializes this transaction element from file. |
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64 * |
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65 * @param aTarget the node to publish bitmap. |
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66 * @param aFile the open file handle to read bitmap data. |
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67 */ |
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68 void InitializeL(CXnNodeAppIf& aTarget, |
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69 RFile& aFile); |
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70 |
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71 static TBool IsSupported( CXnNodeAppIf& aTarget ); |
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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 |
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78 private: |
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79 |
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80 CImageTransactionElement( 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 private: // data |
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85 |
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86 |
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87 /** |
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88 * Icon to be published. |
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89 * Own. |
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90 */ |
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91 CGulIcon* iNewIcon; |
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92 |
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93 /** |
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94 * Asynchronous image decoder. Executed and |
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95 * self destroyed when decoding is ready. Not own. |
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96 */ |
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97 CKamikazeImageDecoder* iImageDecoder; |
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98 |
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99 }; |
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100 |
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101 } // namespace AiXmlUiController |
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102 |
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103 #endif // C_IMAGETRANSACTIONELEMENT_H |