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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: Transaction factory implementation |
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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_TRANSACTIONFACTORYIMPL_H |
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20 #define C_TRANSACTIONFACTORYIMPL_H |
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21 |
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22 |
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23 #include <e32base.h> |
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24 #include "transactionfactory.h" |
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25 |
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26 namespace AiUtility |
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27 { |
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28 class CContentPriorityMap; |
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29 } |
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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 class CTransaction; |
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35 class CTransactionElement; |
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36 class CCssPropertyMap; |
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37 |
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38 |
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39 /** |
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40 * @ingroup group_xmluicontroller |
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41 * |
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42 * CTransactionFactoryImpl implements MTransactionFactory. |
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43 * It provides a recycling pool of transaction objects. |
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44 * |
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45 * @lib AiXmlUiMain |
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46 */ |
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47 class CTransactionFactoryImpl: public CBase, public MTransactionFactory |
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48 { |
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49 public: // Constructors and destructor |
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50 |
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51 static CTransactionFactoryImpl* |
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52 NewL( AiUtility::CContentPriorityMap& aContentPriorityMap, |
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53 CCssPropertyMap& aPropertyMap ); |
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54 |
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55 virtual ~CTransactionFactoryImpl(); |
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56 |
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57 // Functions from MTransactionFactory |
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58 |
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59 MTransaction* CreateTransactionL( TInt aTxId ); |
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60 |
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61 void ReleaseTransaction( MTransaction* aTransaction ); |
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62 |
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63 MTransactionElement* CreateTextTransactionElementL( CXnNodeAppIf& aTarget, |
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64 const TDesC& aText, |
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65 TInt aPriority ); |
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66 |
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67 MTransactionElement* CreateDataBufferTransactionElementL( |
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68 CXnNodeAppIf& aTarget, |
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69 const TDesC8& aData, |
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70 TInt aPriority ); |
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71 |
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72 MTransactionElement* CreateEmptyContentTransactionElementL( CXnNodeAppIf& aTarget, |
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73 TInt aIndex ); |
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74 |
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75 MTransactionElement* CreateImageTransactionElementL( CXnNodeAppIf& aTarget, |
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76 CGulIcon* aIcon, |
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77 TInt aPriority ); |
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78 |
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79 MTransactionElement* CreateImageTransactionElementL( CXnNodeAppIf& aTarget, |
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80 RFile& aFile, |
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81 TInt aPriority ); |
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82 |
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83 /** |
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84 * @param aTarget |
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85 * @param aText new text |
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86 * @param aPriority |
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87 * @param aIndex Index of the news ticker element updated |
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88 */ |
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89 MTransactionElement* CreateNewsTickerTransactionElementL( CXnNodeAppIf& aTarget, |
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90 const TDesC& aText, |
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91 TInt aPriority, |
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92 TInt aIndex ); |
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93 |
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94 void ReleaseTransactionElement( MTransactionElement* aElement ); |
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95 |
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96 TBool IsSupported( CXnNodeAppIf& aTarget, const TDesC8& aContentType ); |
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97 |
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98 private: // Construction |
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99 |
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100 CTransactionFactoryImpl( |
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101 AiUtility::CContentPriorityMap& aContentPriorityMap, |
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102 CCssPropertyMap& aPropertyMap ); |
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103 |
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104 void ConstructL(); |
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105 |
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106 template<class T> T* NewInstanceL(); |
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107 |
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108 // New methods |
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109 |
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110 void DeleteTransactionList( TSglQue< CTransaction >& aList ); |
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111 |
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112 void DeleteElementList( TSglQue< CTransactionElement >& aList ); |
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113 |
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114 private: // Data |
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115 |
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116 /** |
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117 * List of available transactions. |
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118 */ |
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119 TSglQue< CTransaction > iAvailableTransactions; |
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120 |
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121 /** |
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122 * List of reserved transactions. |
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123 */ |
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124 TSglQue< CTransaction > iReservedTransactions; |
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125 |
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126 /** |
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127 * List of available transaction elements. |
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128 */ |
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129 TSglQue< CTransactionElement > iAvailableElements; |
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130 |
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131 /** |
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132 * List of reserved transaction elements. |
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133 */ |
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134 TSglQue< CTransactionElement > iReservedElements; |
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135 |
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136 /** |
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137 * Reference to UI controller's content priority map |
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138 */ |
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139 AiUtility::CContentPriorityMap& iContentPriorityMap; |
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140 |
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141 /** |
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142 * UI controller's CSS property map. Not own. |
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143 */ |
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144 CCssPropertyMap& iPropertyMap; |
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145 }; |
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146 |
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147 } // namespace AiXmlUiController |
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148 |
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149 #endif // C_TRANSACTIONFACTORYIMPL_H |
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150 |
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151 // End of File |