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1 // Copyright (c) 1998-2009 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 // |
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15 |
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16 #include "UD_STD.H" |
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17 |
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18 EXPORT_C TInt TTextOps::Compare(const TDesC8& aLeft,const TDesC8& aRight) const |
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19 { |
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20 return Compare(aLeft.Ptr(),aLeft.Length(),aRight.Ptr(),aRight.Length()); |
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21 } |
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22 |
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23 EXPORT_C TInt TTextOps::Match(const TText8* aPtr,TInt aLen,const TText8* aPatternPtr,TInt aPatternLen) const |
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24 { |
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25 return Match(TPtrC8(aPtr,aLen),TPtrC8(aPatternPtr,aPatternLen)); |
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26 } |
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27 |
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28 EXPORT_C TInt TTextOps::Find(const TDesC8& aDes,const TDesC8& aSub) const |
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29 { |
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30 return iFind8(aDes,aSub.Ptr(),aSub.Length()); |
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31 } |
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32 |
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33 EXPORT_C TInt TTextOps::Find(const TText8* aPtr,TInt aLen,const TText8* aSubPtr,TInt aSubLen) const |
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34 { |
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35 return iFind8(TPtrC8(aPtr,aLen),aSubPtr,aSubLen); |
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36 } |
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37 |
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38 EXPORT_C TInt TTextOps::Compare(const TDesC16& aLeft,const TDesC16& aRight) const |
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39 { |
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40 return Compare(aLeft.Ptr(),aLeft.Length(),aRight.Ptr(),aRight.Length()); |
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41 } |
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42 |
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43 EXPORT_C TInt TTextOps::Match(const TText16* aPtr,TInt aLen,const TText16* aPatternPtr,TInt aPatternLen) const |
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44 { |
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45 return Match(TPtrC16(aPtr,aLen),TPtrC16(aPatternPtr,aPatternLen)); |
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46 } |
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47 |
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48 EXPORT_C TInt TTextOps::Find(const TDesC16& aDes,const TDesC16& aSub) const |
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49 { |
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50 return iFind16(aDes,aSub.Ptr(),aSub.Length()); |
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51 } |
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52 |
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53 EXPORT_C TInt TTextOps::Find(const TText16* aPtr,TInt aLen,const TText16* aSubPtr,TInt aSubLen) const |
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54 { |
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55 return iFind16(TPtrC16(aPtr,aLen),aSubPtr,aSubLen); |
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56 } |
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57 |
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58 /** |
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59 The method compares aLeft and aRight unicode strings. |
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60 Collation level 3 will be used. |
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61 @param aLeft Left string to compare. |
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62 @param aRight Right string to compare. |
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63 This method is used by sorting algorithms when the key field is a unciode string. |
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64 @return Positive. if aLeft is greater than aRight. |
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65 Negative. if aLeft is less than aRight. |
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66 Zero, if aLeft is equal to aRight. |
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67 */ |
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68 TInt TTextOps::Order(const TDesC16& aLeft, const TDesC16& aRight) const |
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69 { |
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70 return Order(aLeft.Ptr(), aLeft.Length(), aRight.Ptr(), aRight.Length()); |
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71 } |
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72 |
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73 LOCAL_C TUint DoFold(TUint aChar) |
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74 { |
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75 return aChar; |
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76 } |
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77 |
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78 LOCAL_C TInt DoMatch(const TDesC8& aDes,const TDesC8& aPattern) |
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79 { |
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80 return aDes.Match(aPattern); |
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81 } |
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82 |
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83 LOCAL_C TInt DoMatchF(const TDesC8& aDes,const TDesC8& aPattern) |
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84 { |
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85 return aDes.MatchF(aPattern); |
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86 } |
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87 |
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88 LOCAL_C TInt DoMatchC(const TDesC8& aDes,const TDesC8& aPattern) |
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89 { |
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90 return aDes.MatchC(aPattern); |
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91 } |
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92 |
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93 LOCAL_C TInt DoFind(const TDesC8& aDes,const TText8* aSubPtr,TInt aSubLen) |
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94 { |
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95 return aDes.Find(aSubPtr,aSubLen); |
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96 } |
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97 |
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98 LOCAL_C TInt DoFindF(const TDesC8& aDes,const TText8* aSubPtr,TInt aSubLen) |
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99 { |
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100 return aDes.FindF(aSubPtr,aSubLen); |
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101 } |
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102 |
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103 LOCAL_C TInt DoFindC(const TDesC8& aDes,const TText8* aSubPtr,TInt aSubLen) |
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104 { |
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105 return aDes.FindC(aSubPtr,aSubLen); |
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106 } |
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107 |
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108 LOCAL_C TInt DoMatch(const TDesC16& aDes,const TDesC16& aPattern) |
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109 { |
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110 return aDes.Match(aPattern); |
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111 } |
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112 |
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113 LOCAL_C TInt DoMatchF(const TDesC16& aDes,const TDesC16& aPattern) |
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114 { |
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115 return aDes.MatchF(aPattern); |
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116 } |
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117 |
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118 LOCAL_C TInt DoMatchC(const TDesC16& aDes,const TDesC16& aPattern) |
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119 { |
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120 return aDes.MatchC(aPattern); |
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121 } |
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122 |
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123 LOCAL_C TInt DoFind(const TDesC16& aDes,const TText16* aSubPtr,TInt aSubLen) |
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124 { |
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125 return aDes.Find(aSubPtr,aSubLen); |
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126 } |
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127 |
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128 LOCAL_C TInt DoFindF(const TDesC16& aDes,const TText16* aSubPtr,TInt aSubLen) |
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129 { |
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130 return aDes.FindF(aSubPtr,aSubLen); |
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131 } |
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132 |
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133 LOCAL_C TInt DoFindC(const TDesC16& aDes,const TText16* aSubPtr,TInt aSubLen) |
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134 { |
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135 return aDes.FindC(aSubPtr,aSubLen,0); |
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136 } |
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137 |
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138 LOCAL_C TInt DoCompareC(const TText16* aLeftPtr,TInt aLeftLen,const TText16* aRightPtr,TInt aRightLen) |
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139 { |
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140 return Mem::CompareC(aLeftPtr,aLeftLen,aRightPtr,aRightLen,0,NULL); |
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141 } |
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142 |
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143 /** |
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144 The method compares aLeftPtr and aRightPtr unicode strings. |
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145 Collation level 3 will be used. |
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146 @param aLeftPtr Left string to compare. |
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147 @param aLeftLen The length of left string. |
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148 @param aRightPtr Right string to compare. |
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149 @param aRightLen The length of right string. |
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150 This method is used by sorting algorithms when the key field is a unciode string. |
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151 @return Positive. if aLeftPtr is greater than aRightPtr. |
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152 Negative. if aLeftPtr is less than aRightPtr. |
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153 Zero, if aLeftPtr is equal to aRightPtr. |
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154 */ |
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155 LOCAL_C TInt DoOrderC(const TText16* aLeftPtr, TInt aLeftLen, const TText16* aRightPtr, TInt aRightLen) |
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156 { |
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157 return Mem::CompareC(aLeftPtr, aLeftLen, aRightPtr, aRightLen); |
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158 } |
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159 |
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160 LOCAL_D TTextOps const OpTable[3]= |
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161 { |
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162 //iFold iCompare8 iMatch8 iFind8 iCompare16 iMatch16 iFind16 iOrder16 |
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163 {&DoFold, &Mem::Compare, &DoMatch, &DoFind, &Mem::Compare, &DoMatch, &DoFind, &Mem::Compare}, //EDbCompareNormal |
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164 {&User::Fold, &Mem::CompareF,&DoMatchF,&DoFindF,&Mem::CompareF,&DoMatchF,&DoFindF,&Mem::CompareF},//EDbCompareFolded |
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165 {&User::Collate,&Mem::CompareC,&DoMatchC,&DoFindC,&DoCompareC, &DoMatchC,&DoFindC,&DoOrderC} //EDbCompareCollated |
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166 }; |
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167 |
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168 EXPORT_C const TTextOps& TTextOps::Ops(TDbTextComparison aType) |
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169 { |
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170 return OpTable[aType]; |
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171 } |