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1 // Copyright (c) 2002-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // A simple find implementation of the interface CFindUtilInterface |
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15 // |
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16 // |
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17 |
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18 #include <cntviewfindconfig.h> |
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19 #include <ecom/implementationproxy.h> |
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20 |
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21 // Static DLL functions |
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22 |
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23 // ____________________________________________________________________________ |
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24 // |
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25 /** |
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26 @class CFindUtilBase |
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27 Intended usage: This class implements the functionality promised by |
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28 the CFindUtilInterface defintion class. It does little apart from |
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29 implementing a simple find,as a demonsration of using ECOM to load a test |
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30 plugin. |
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31 */ |
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32 class CFindUtilBase : public CContactViewFindConfigInterface |
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33 { |
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34 // Methods |
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35 public: |
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36 /** |
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37 @fn NewL(TAny* aInitParams) |
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38 Intended Usage : Standardised safe construction which leaves nothing the cleanup stack. |
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39 Error Condition : Leaves with error code. |
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40 @leave KErrNoMemory. |
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41 @since 7.0 |
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42 @param None |
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43 @return CFindUtilBase* The class instance. |
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44 @pre None |
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45 @post CFindUtilBase has been constructed, |
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46 and initialised. |
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47 */ |
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48 static CFindUtilBase* NewL(); |
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49 |
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50 /** |
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51 @fn ~CFindUtilBase() |
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52 Intended Usage : Default Destructor |
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53 Error Condition : None |
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54 @since 7.0 |
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55 @pre CFindUtilBase has been constructed |
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56 @post CFindUtilBase has been completely destroyed. |
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57 */ |
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58 virtual ~CFindUtilBase(); |
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59 |
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60 public: |
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61 //Methods that implement the pure virtual functions defined as part of the interface. |
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62 virtual void OpenL() ; |
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63 virtual void Close() ; |
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64 virtual TBool Match(const TDesC& aContactsField, const TDesC& aWord); |
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65 virtual TBool IsWordValidForMatching(const TDesC& aWord); |
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66 virtual TBool MatchRefineL( const TDesC& aItemString, const TDesC &aSearchText); |
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67 |
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68 private: |
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69 /** |
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70 @fn CFindUtilBase() |
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71 Intended Usage : Default Constructor : usable only by derived classes |
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72 Error Condition : None |
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73 @since 7.0 |
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74 @pre None |
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75 @post CFindUtilBase has been constructed |
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76 */ |
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77 CFindUtilBase(); |
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78 |
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79 }; // End of CFindUtilBase definition |
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80 |
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81 // __________________________________________________________________________ |
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82 // Implementation |
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83 |
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84 CFindUtilBase* CFindUtilBase::NewL() |
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85 // Intended Usage : Safe construction which leaves nothing upon the cleanup stack |
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86 // Error Condition : Will leave with an appropriate error code |
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87 // Dependencies : CBase |
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88 // @param " " |
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89 // @return CFindUtilBase* a pointer to the fully instantiated CFindUtilBase object |
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90 // @pre None |
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91 // @post The object has been fully instantiated |
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92 // Static member |
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93 { |
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94 CFindUtilBase* self=new(ELeave) CFindUtilBase(); // calls c'tor |
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95 return self; |
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96 } |
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97 |
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98 CFindUtilBase::~CFindUtilBase() |
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99 // Default virtual d'tor |
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100 { |
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101 } |
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102 |
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103 CFindUtilBase::CFindUtilBase() |
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104 // Default c'tor for use by derived and |
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105 // static construction methods only |
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106 : CContactViewFindConfigInterface() |
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107 { |
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108 } |
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109 |
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110 void CFindUtilBase::OpenL() |
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111 { |
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112 } |
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113 |
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114 void CFindUtilBase::Close() |
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115 { |
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116 } |
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117 |
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118 TBool CFindUtilBase::Match(const TDesC& aContactsField, const TDesC& aWord) |
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119 { |
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120 TInt srchLen = aWord.Length(); |
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121 if (!aContactsField.Length() || (srchLen > aContactsField.Length())) |
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122 { |
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123 return EFalse; |
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124 } |
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125 TPtrC matchStr(aContactsField.Left(srchLen)); |
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126 return (matchStr.MatchC(aWord) != KErrNotFound); |
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127 } |
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128 |
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129 TBool CFindUtilBase::IsWordValidForMatching(const TDesC& aWord) |
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130 { |
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131 if(aWord == aWord) |
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132 return ETrue; |
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133 return EFalse; |
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134 } |
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135 |
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136 |
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137 TBool CFindUtilBase::MatchRefineL( const TDesC& aItemString, const TDesC &aSearchText) |
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138 { |
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139 if(aItemString.MatchC(aSearchText)) |
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140 { |
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141 return ETrue; |
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142 } |
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143 return EFalse; |
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144 } |
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145 |
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146 // __________________________________________________________________________ |
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147 // Exported proxy for instantiation method resolution |
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148 // Define the interface UIDs |
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149 const TImplementationProxy ImplementationTable[] = |
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150 { |
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151 IMPLEMENTATION_PROXY_ENTRY(0x101F8012, CFindUtilBase::NewL), |
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152 }; |
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153 |
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154 EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount) |
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155 { |
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156 aTableCount = sizeof(ImplementationTable) / sizeof(TImplementationProxy); |
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157 |
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158 return ImplementationTable; |
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159 } |
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160 |