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1 /* |
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2 * Copyright (c) 2006 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: Contains CNcdNodeUserDataProxy class |
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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_NCD_NODE_USER_DATA_PROXY_H |
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20 #define C_NCD_NODE_USER_DATA_PROXY_H |
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21 |
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22 |
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23 #include "ncdinterfacebaseproxy.h" |
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24 #include "ncdnodeuserdata.h" |
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25 |
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26 class CNcdNodeMetadataProxy; |
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27 |
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28 |
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29 /** |
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30 * This class implements the functionality for the |
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31 * MNcdNodeUserData interfaces. The interface is provided for |
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32 * API users. |
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33 * |
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34 * @since S60 v3.2 |
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35 */ |
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36 class CNcdNodeUserDataProxy : public CNcdInterfaceBaseProxy, |
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37 public MNcdNodeUserData |
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38 { |
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39 |
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40 public: |
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41 |
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42 /** |
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43 * @param aSession The session between the client proxy and the |
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44 * corresponding server object. |
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45 * @param aHandle The handle which identifies the server object |
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46 * that this proxy uses. |
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47 * @param aNodeMetadata Owns and uses the information of this proxy. |
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48 * The metadata also keeps track of the refence counts of its objects. |
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49 * And handles the deletion of these objects when the total reference |
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50 * count reaches zero. |
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51 * @return CNcdNodeUserDataProxy* Pointer to the created object |
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52 * of this class. |
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53 */ |
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54 static CNcdNodeUserDataProxy* NewL( |
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55 MCatalogsClientServer& aSession, |
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56 TInt aHandle, |
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57 CNcdNodeMetadataProxy& aNodeMetadata ); |
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58 |
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59 /** |
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60 * @param aSession The session between the client proxy and the |
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61 * corresponding server object. |
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62 * @param aHandle The handle which identifies the server object |
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63 * that this proxy uses. |
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64 * @param aNodeMetadata Owns and uses the information of this proxy. |
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65 * The node also keeps track of the refence counts of its objects. |
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66 * And handles the deletion of these objects when the total reference |
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67 * count reaches zero. |
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68 * @return CNcdNodeUserDataProxy* Pointer to the created object |
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69 * of this class. |
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70 */ |
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71 static CNcdNodeUserDataProxy* NewLC( |
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72 MCatalogsClientServer& aSession, |
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73 TInt aHandle, |
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74 CNcdNodeMetadataProxy& aNodeMetadata ); |
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75 |
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76 |
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77 /** |
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78 * Destructor. |
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79 * The destructor is set public. So, the node that owns the UserData may |
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80 * delete it directly when the reference count of the node reaches zero |
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81 * and the destructor of the node is called. |
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82 */ |
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83 virtual ~CNcdNodeUserDataProxy(); |
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84 |
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85 |
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86 public: // MNcdNodeUserData |
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87 |
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88 /** |
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89 * @see MNcdNodeUserData::UserDataL |
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90 */ |
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91 virtual HBufC8* UserDataL() const; |
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92 |
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93 /** |
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94 * @see MNcdNodeUserData::SetUserDataL |
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95 */ |
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96 virtual void SetUserDataL( const TDesC8* aData ); |
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97 |
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98 |
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99 protected: |
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100 |
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101 /** |
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102 * Constructor |
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103 * |
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104 * @param aSession The session between the client proxy and the |
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105 * corresponding server object. |
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106 * @param aHandle The handle which identifies the server object |
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107 * that this proxy uses. |
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108 * @param aNodeMetadata Owns and uses the information of this proxy. |
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109 * The node also keeps track of the refence counts of its objects. |
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110 * And handles the deletion of these objects when the total reference |
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111 * count reaches zero. |
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112 * @return CNcdNodeUserDataProxy* Pointer to the created object |
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113 * of this class. |
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114 */ |
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115 CNcdNodeUserDataProxy( |
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116 MCatalogsClientServer& aSession, |
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117 TInt aHandle, |
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118 CNcdNodeMetadataProxy& aNodeMetadata ); |
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119 |
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120 /** |
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121 * ConstructL |
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122 */ |
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123 virtual void ConstructL(); |
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124 |
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125 |
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126 /** |
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127 * @return CNcdNodeProxy& Gives the node proxy that owns this class object. |
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128 * This node may be given for the operations. So, the operations may |
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129 * inform the node about the progress of or about the completion of the |
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130 * operation. |
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131 */ |
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132 CNcdNodeMetadataProxy& NodeMetadata() const; |
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133 |
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134 |
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135 private: |
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136 |
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137 // Prevent if not implemented |
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138 CNcdNodeUserDataProxy( const CNcdNodeUserDataProxy& aObject ); |
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139 CNcdNodeUserDataProxy& operator =( const CNcdNodeUserDataProxy& aObject ); |
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140 |
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141 |
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142 private: // data |
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143 |
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144 CNcdNodeMetadataProxy& iNodeMetadata; |
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145 |
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146 }; |
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147 |
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148 |
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149 #endif // C_NCD_NODE_USER_DATA_PROXY_H |