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1 /* |
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2 * Copyright (c) 2007-2007 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: Virtual Phonebook utility for listing ECOM implementations |
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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 CVPBKECOMIMPLEMENTATIONSLIST_H |
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20 #define CVPBKECOMIMPLEMENTATIONSLIST_H |
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21 |
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22 // INCLUDES |
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23 #include <e32base.h> |
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24 #include <ecom/ecom.h> |
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25 |
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26 // FORWARD DECLARATIONS |
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27 |
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28 /** |
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29 * Virtual Phonebook utility for listing ECOM implementations |
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30 * |
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31 * Lists all ecom implementations according to interface UID. |
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32 */ |
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33 class CVPbkEComImplementationsListBase : public CBase |
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34 { |
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35 public: // Construction and destruction |
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36 IMPORT_C ~CVPbkEComImplementationsListBase(); |
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37 |
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38 public: // Interface |
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39 |
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40 /** |
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41 * Create ECOM implementations for aInterfaceUid and give aParam |
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42 * for them. |
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43 * |
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44 * @param aInterfaceUid An ECOM interface UID |
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45 * @param aParam The parameter for the implementations. |
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46 */ |
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47 IMPORT_C void LoadImplementationsL( TUid aInterfaceUid, TAny* aParam ); |
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48 |
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49 /** |
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50 * Create ECOM implementations for aInterfaceUid and give aParam |
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51 * for them. |
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52 * |
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53 * @param aInterfaceUid An ECOM interface UID |
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54 * @param aResolverParams parameters for ECOM resolver |
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55 * @param aParam The parameter for the implementations. |
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56 */ |
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57 IMPORT_C void LoadImplementationsL( TUid aInterfaceUid, |
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58 const TEComResolverParams& aResolverParams, TAny* aParam ); |
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59 |
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60 /** |
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61 * Returns the number of implementations in this list. |
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62 * |
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63 * @return the number of implementations in this list. |
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64 */ |
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65 IMPORT_C TInt Count() const; |
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66 |
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67 /** |
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68 * Returns the implementation at position aIndex |
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69 * |
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70 * @param aIndex the position of the implemetation. |
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71 * @return The implementation at position aIndex |
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72 */ |
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73 IMPORT_C CBase& At( TInt aIndex ) const; |
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74 |
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75 /** |
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76 * Returns the ECOM implementation information for implementation |
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77 * aImpl or NULL. |
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78 * |
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79 * @param aImpl The implementation retrieved using At() in this |
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80 * list. |
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81 * @return The ECOM implementation information for implementation |
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82 * aImpl or NULL. |
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83 */ |
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84 IMPORT_C const CImplementationInformation* FindInfo( |
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85 CBase& aImpl ) const; |
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86 |
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87 protected: // Interface |
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88 IMPORT_C CVPbkEComImplementationsListBase(); |
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89 |
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90 private: // Implementation |
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91 virtual CBase* CreateImplementationL( TUid aImplementationUid, |
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92 TAny* aParam ) = 0; |
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93 void DoLoadImplementationsL( RImplInfoPtrArray& aImplInfoPtrArray, |
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94 TAny* aParam ); |
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95 |
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96 private: // Data |
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97 class CEComImpl : public CBase |
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98 { |
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99 public: |
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100 CEComImpl( CImplementationInformation* aInfo, |
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101 CBase* aImpl ); |
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102 ~CEComImpl(); |
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103 CImplementationInformation* iInfo; |
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104 CBase* iImpl; |
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105 }; |
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106 RPointerArray<CEComImpl> iImplementations; |
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107 }; |
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108 |
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109 /** |
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110 * A template for a list of type T ECOM implementations. |
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111 * |
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112 * An implementation class must be CBase derived class that has a |
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113 * NewL( TUid aImplementationUid, <ParamT>& aParam ) |
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114 */ |
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115 template<typename T, typename ParamT> |
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116 NONSHARABLE_CLASS( CVPbkEComImplementationsList ) |
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117 : public CVPbkEComImplementationsListBase |
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118 { |
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119 public: // See documentation from CVPbkEComImplementationsListBase |
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120 inline void LoadImplementationsL( TUid aInterfaceUid, |
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121 ParamT& aParam ); |
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122 inline void LoadImplementationsL( TUid aInterfaceUid, |
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123 const TEComResolverParams& aResolverParams, ParamT& aParam ); |
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124 inline TInt Count() const; |
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125 inline T& At( TInt aIndex ) const; |
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126 inline const CImplementationInformation* FindInfo( T& aImpl ) const; |
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127 |
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128 // From CVPbkEComImplementationsListBase |
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129 inline CBase* CreateImplementationL( TUid aImplementationUid, |
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130 TAny* aParam ); |
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131 }; |
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132 |
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133 // -------------------------------------------------------------------------- |
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134 // CVPbkEComImplementationsList<T,ParamT>::LoadImplementationsL |
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135 // -------------------------------------------------------------------------- |
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136 // |
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137 template<typename T, typename ParamT> |
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138 inline void CVPbkEComImplementationsList<T,ParamT>::LoadImplementationsL( |
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139 TUid aInterfaceUid, ParamT& aParam ) |
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140 { |
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141 CVPbkEComImplementationsListBase::LoadImplementationsL( aInterfaceUid, |
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142 &aParam ); |
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143 } |
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144 |
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145 // -------------------------------------------------------------------------- |
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146 // CVPbkEComImplementationsList<T,ParamT>::LoadImplementationsL |
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147 // -------------------------------------------------------------------------- |
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148 // |
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149 template<typename T, typename ParamT> |
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150 inline void CVPbkEComImplementationsList<T,ParamT>::LoadImplementationsL( |
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151 TUid aInterfaceUid, const TEComResolverParams& aResolverParams, |
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152 ParamT& aParam ) |
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153 { |
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154 CVPbkEComImplementationsListBase::LoadImplementationsL( aInterfaceUid, |
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155 aResolverParams, &aParam ); |
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156 } |
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157 |
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158 // -------------------------------------------------------------------------- |
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159 // CVPbkEComImplementationsList<T,ParamT>::Count |
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160 // -------------------------------------------------------------------------- |
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161 // |
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162 template<typename T, typename ParamT> |
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163 inline TInt CVPbkEComImplementationsList<T,ParamT>::Count() const |
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164 { |
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165 return CVPbkEComImplementationsListBase::Count(); |
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166 } |
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167 |
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168 // -------------------------------------------------------------------------- |
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169 // CVPbkEComImplementationsList<T,ParamT>::At |
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170 // -------------------------------------------------------------------------- |
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171 // |
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172 template<typename T, typename ParamT> |
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173 inline T& CVPbkEComImplementationsList<T,ParamT>::At( TInt aIndex ) const |
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174 { |
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175 return static_cast<T&>( CVPbkEComImplementationsListBase::At( aIndex )); |
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176 } |
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177 |
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178 // -------------------------------------------------------------------------- |
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179 // CVPbkEComImplementationsList<T,ParamT>::FindInfo |
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180 // -------------------------------------------------------------------------- |
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181 // |
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182 template<typename T, typename ParamT> |
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183 const CImplementationInformation* |
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184 CVPbkEComImplementationsList<T,ParamT>::FindInfo( |
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185 T& aImpl ) const |
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186 { |
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187 return CVPbkEComImplementationsListBase::FindInfo( aImpl ); |
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188 } |
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189 |
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190 // -------------------------------------------------------------------------- |
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191 // CVPbkEComImplementationsList<T,ParamT>::CreateImplementationL |
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192 // -------------------------------------------------------------------------- |
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193 // |
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194 template<typename T, typename ParamT> |
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195 inline CBase* CVPbkEComImplementationsList<T,ParamT>::CreateImplementationL( |
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196 TUid aImplementationUid, TAny* aParam ) |
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197 { |
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198 return T::NewL( aImplementationUid, |
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199 *reinterpret_cast<ParamT*>( aParam ) ); |
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200 } |
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201 |
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202 #endif // CVPBKECOMIMPLEMENTATIONSLIST_H |
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203 //End of file |
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204 |