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1 /* |
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2 * Copyright (c) 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: Utility class to hold a match pattern for predictive search. |
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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 // INCLUDE FILES |
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20 #include <s32mem.h> |
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21 #include "CPsPattern.h" |
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22 |
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23 // ============================== MEMBER FUNCTIONS ============================ |
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24 |
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25 |
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26 // ---------------------------------------------------------------------------- |
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27 // CPsPattern::NewL |
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28 // Two Phase constructor |
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29 // ---------------------------------------------------------------------------- |
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30 EXPORT_C CPsPattern* CPsPattern::NewL() |
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31 { |
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32 CPsPattern* self = new (ELeave) CPsPattern(); |
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33 CleanupStack::PushL(self); |
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34 self->ConstructL(); |
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35 CleanupStack::Pop(); |
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36 return self; |
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37 |
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38 } |
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39 |
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40 // ---------------------------------------------------------------------------- |
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41 // CPsPattern::CPsPattern |
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42 // Default constructor |
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43 // ---------------------------------------------------------------------------- |
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44 CPsPattern::CPsPattern() |
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45 { |
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46 } |
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47 |
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48 // ---------------------------------------------------------------------------- |
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49 // CPsPattern::ConstructL |
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50 // Two phase construction |
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51 // ---------------------------------------------------------------------------- |
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52 void CPsPattern::ConstructL() |
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53 { |
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54 iPattern = NULL; |
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55 iFirstIndex = -1; |
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56 } |
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57 |
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58 // ---------------------------------------------------------------------------- |
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59 // CPsPattern::~CPsPattern |
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60 // Destructor |
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61 // ---------------------------------------------------------------------------- |
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62 EXPORT_C CPsPattern::~CPsPattern() |
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63 { |
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64 if ( iPattern ) |
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65 { |
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66 delete iPattern; |
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67 iPattern = NULL; |
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68 } |
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69 } |
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70 |
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71 // ---------------------------------------------------------------------------- |
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72 // CPsPattern::SetPatternL |
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73 // Sets the match pattern |
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74 // ---------------------------------------------------------------------------- |
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75 EXPORT_C void CPsPattern::SetPatternL(TDesC& aPattern) |
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76 { |
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77 iPattern = aPattern.AllocL(); |
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78 } |
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79 |
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80 // ---------------------------------------------------------------------------- |
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81 // CPsPattern::SetFirstIndex |
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82 // Set the first index |
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83 // ---------------------------------------------------------------------------- |
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84 EXPORT_C void CPsPattern::SetFirstIndex(TInt aFirstIndex) |
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85 { |
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86 iFirstIndex = aFirstIndex; |
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87 } |
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88 |
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89 // ---------------------------------------------------------------------------- |
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90 // CPsPattern::Pattern |
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91 // Returns the match pattern |
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92 // ---------------------------------------------------------------------------- |
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93 EXPORT_C TDesC& CPsPattern::Pattern() |
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94 { |
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95 return *iPattern; |
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96 } |
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97 |
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98 // ---------------------------------------------------------------------------- |
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99 // CPsPattern::FirstIndex |
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100 // Returns the first index of this pattern |
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101 // ---------------------------------------------------------------------------- |
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102 EXPORT_C TInt CPsPattern::FirstIndex() |
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103 { |
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104 return iFirstIndex; |
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105 } |
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106 |
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107 // ---------------------------------------------------------------------------- |
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108 // CPsPattern::ExternalizeL |
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109 // Writes 'this' to aStream |
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110 // ---------------------------------------------------------------------------- |
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111 EXPORT_C void CPsPattern::ExternalizeL(RWriteStream& aStream) |
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112 { |
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113 TInt length = iPattern->Length(); |
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114 |
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115 // Write the char sequence length |
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116 aStream.WriteUint16L(length); |
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117 |
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118 // Write the char sequence |
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119 aStream << *iPattern; |
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120 |
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121 // Write first index |
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122 aStream.WriteInt32L(iFirstIndex); |
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123 } |
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124 |
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125 // ---------------------------------------------------------------------------- |
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126 // CPsPattern::InternalizeL |
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127 // Initializes 'this' with the contents of aStream |
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128 // ---------------------------------------------------------------------------- |
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129 EXPORT_C void CPsPattern::InternalizeL(RReadStream& aStream) |
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130 { |
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131 // Size of sequence |
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132 TInt szSeq = aStream.ReadUint16L(); |
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133 |
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134 // Character sequence |
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135 iPattern = HBufC::NewLC(aStream, szSeq); |
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136 CleanupStack::Pop(); |
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137 |
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138 // Read first index |
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139 iFirstIndex = aStream.ReadInt32L(); |
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140 } |
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141 |
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142 // End of file |
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143 |