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1 /* |
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2 * Copyright (c) 2007-2008 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: |
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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_HNMDSERVICE_H |
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20 #define C_HNMDSERVICE_H |
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21 |
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22 //#include <mnaiwservices.h> |
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23 #include <liwcommon.h> |
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24 #include <e32base.h> |
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25 #include <e32hashtab.h> |
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26 #include <xmlengelement.h> |
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27 |
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28 class CLiwServiceHandler; |
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29 class CHnMdQuery; |
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30 class CLiwGenericParamList; |
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31 class MLiwInterface; |
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32 class CLiwDefaultMap; |
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33 class CHnMdBaseKey; |
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34 class CHnMdServiceCommand; |
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35 class CHnServiceHandler; |
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36 |
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37 /** |
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38 * Service. |
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39 * |
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40 * This class is desinged to facilitate dealing with services. |
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41 * |
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42 * @lib hnmetadatamodel |
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43 * @since S60 5.0 *** for example, S60 v3.0 |
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44 * @ingroup group_hnmetadatamodel |
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45 */ |
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46 NONSHARABLE_CLASS(CHnMdService) : public CBase |
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47 { |
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48 public: |
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49 |
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50 /** |
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51 * Two-phase constructor. |
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52 * |
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53 * @since S60 5.0 |
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54 * @param aElement Xml element. |
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55 * @return Fully cosntructed object. |
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56 */ |
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57 static CHnMdService* NewL( TXmlEngElement aElement ); |
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58 |
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59 /** |
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60 * Two-phase constructor. |
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61 * |
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62 * @since S60 5.0 |
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63 * @param aElement Xml element. |
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64 * @return Fully cosntructed object. |
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65 */ |
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66 static CHnMdService* NewLC( TXmlEngElement aElement ); |
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67 |
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68 /** |
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69 * Standard C++ virtual destructor. |
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70 * |
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71 * @since S60 5.0 |
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72 */ |
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73 virtual ~CHnMdService(); |
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74 |
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75 /** |
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76 * Gets service. |
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77 * |
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78 * @since S60 5.0 |
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79 * @return Service name. |
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80 */ |
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81 const TDesC8& GetServiceName() const; |
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82 |
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83 /** |
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84 * Gets interface. |
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85 * |
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86 * @since S60 5.0 |
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87 * @return Interface name. |
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88 */ |
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89 const TDesC8& GetInterfaceName() const; |
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90 |
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91 /** |
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92 * Gets command. |
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93 * |
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94 * @since S60 5.0 |
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95 * @return Service command. |
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96 */ |
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97 const CHnMdServiceCommand& GetCommand() const; |
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98 |
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99 /** |
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100 * returns query results |
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101 * |
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102 * since S60 v5.0 |
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103 * @return Result of the query to the service. |
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104 */ |
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105 const CLiwGenericParamList& Output() const; |
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106 |
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107 /** |
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108 * Returns service query constructor. |
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109 * |
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110 * since S60 v5.0 |
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111 * @return A structure of the key objects. |
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112 */ |
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113 CHnMdBaseKey* GetConstructor() const; |
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114 |
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115 /** |
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116 * Reads the consturctor into the model |
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117 * |
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118 * since S60 v5.0 |
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119 * @param aElement Xml element. |
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120 * @return A structure of the key objects. |
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121 */ |
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122 void CHnMdService::SetConstructorL( TXmlEngElement aElement ); |
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123 |
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124 /** |
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125 * Evaluates constructor. |
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126 * |
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127 * @param aList Evaluation parameter. |
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128 * @param aPos Position of the record in the parameter's list. |
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129 * @return Evaluated generic parameters list. |
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130 */ |
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131 CLiwGenericParamList* EvaluateConstructorL( const CLiwGenericParamList& aList, |
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132 TInt aPos = 0); |
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133 |
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134 /** |
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135 * Evaluates constructor as key. |
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136 * |
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137 * @param aList Evaluation parameter. |
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138 * @param aPos Position of the record in the parameter's list. |
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139 * @return Evaluated key. |
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140 */ |
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141 CHnMdBaseKey* EvaluateConstructorAsKeyL( const CLiwGenericParamList& aList, |
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142 TInt aPos = 0); |
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143 /** |
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144 * Evaluates command. |
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145 * |
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146 * @param aList Evaluation parameter. |
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147 * @param aPos Position of the record in the parameter's list. |
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148 * @return Evaluated generic parameters list. |
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149 */ |
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150 CLiwGenericParamList* EvaluateCommandL( const CLiwGenericParamList& aList, |
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151 TInt aPos = 0); |
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152 |
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153 /** |
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154 * Evaluates command as key. |
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155 * |
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156 * @param aList Evaluation parameter. |
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157 * @param aPos Position of the record in the parameter's list. |
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158 * @return Evaluated key. |
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159 */ |
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160 CHnMdBaseKey* EvaluateCommandAsKeyL( const CLiwGenericParamList& aList, |
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161 TInt aPos = 0); |
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162 |
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163 |
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164 private: |
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165 |
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166 /** |
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167 * Sets interface. |
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168 * |
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169 * @param aAttr Xml attribute. |
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170 */ |
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171 void SetInterfaceL( TXmlEngAttr aAttr ); |
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172 |
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173 /** |
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174 * Sets service. |
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175 * |
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176 * @param aAttr Xml attribute. |
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177 */ |
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178 void SetServiceL( TXmlEngAttr aAttr ); |
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179 |
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180 /** |
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181 * Standard C++ constructor. |
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182 * |
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183 * @since S60 5.0 |
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184 */ |
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185 CHnMdService(); |
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186 |
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187 |
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188 /** |
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189 * Standard symbian 2nd phase contructor. |
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190 * |
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191 * @since S60 5.0 |
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192 * @param aElement Xml element. |
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193 */ |
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194 void ConstructL( TXmlEngElement aElement ); |
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195 |
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196 private: // data |
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197 |
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198 /** |
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199 * Own - Service. |
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200 */ |
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201 RBuf8 iServiceName; |
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202 |
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203 /** |
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204 * Own - Interface. |
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205 */ |
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206 RBuf8 iInterfaceName; |
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207 |
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208 /** |
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209 * Own - Service command. |
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210 */ |
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211 CHnMdServiceCommand* iServiceCommand; |
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212 |
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213 /** |
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214 * Stores input parameters (not data) of the service search method |
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215 * (ExecuteServiceCmdL). |
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216 * Own. |
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217 */ |
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218 CHnMdBaseKey* iConstructor; |
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219 |
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220 }; |
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221 |
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222 #endif // C_HNMDSERVICEHANDLER_H |