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1 /* |
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2 * Copyright (c) 2004-2007 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: Reportroot implementation |
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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 <e32debug.h> |
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20 |
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21 #include "hidreportroot.h" |
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22 #include "debug.h" |
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23 |
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24 const TInt KSevenBits = 7; |
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25 |
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26 // ======== MEMBER FUNCTIONS ======== |
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27 |
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28 // ----------------------------------------------------------------------------- |
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29 // NewLC() |
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30 // ----------------------------------------------------------------------------- |
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31 // |
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32 CReportRoot* CReportRoot::NewLC() |
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33 { |
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34 CReportRoot* self = new (ELeave) CReportRoot(); |
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35 CleanupStack::PushL(self); |
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36 self->ConstructL(); |
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37 return self; |
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38 } |
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39 // ----------------------------------------------------------------------------- |
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40 // NewL() |
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41 // ----------------------------------------------------------------------------- |
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42 // |
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43 CReportRoot* CReportRoot::NewL() |
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44 { |
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45 CReportRoot* self = NewLC(); |
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46 CleanupStack::Pop(self); |
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47 return self; |
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48 } |
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49 // ----------------------------------------------------------------------------- |
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50 // ~CReportRoot() |
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51 // ----------------------------------------------------------------------------- |
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52 // |
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53 CReportRoot::~CReportRoot() |
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54 { |
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55 iSizes.Reset(); |
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56 iSizes.Close(); |
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57 } |
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58 // ----------------------------------------------------------------------------- |
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59 // CReportRoot() |
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60 // ----------------------------------------------------------------------------- |
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61 // |
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62 CReportRoot::CReportRoot() |
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63 { |
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64 // Nothing to do here |
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65 } |
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66 |
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67 |
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68 |
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69 // ----------------------------------------------------------------------------- |
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70 // IncrementReportSizeL() |
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71 // Manage the report ID <-> size "map": |
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72 // ----------------------------------------------------------------------------- |
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73 // |
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74 void CReportRoot::IncrementReportSizeL(TInt aReportId, |
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75 CField::TType aType, TInt aIncrement) |
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76 { |
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77 TInt index = FindReportSizeIndex(aReportId, aType); |
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78 |
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79 if ( index == KErrNotFound ) |
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80 { |
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81 // Add a new entry for this report ID to the "map": |
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82 User::LeaveIfError(iSizes.Append(TReportSize(aReportId, aType))); |
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83 index = iSizes.Count() - 1; |
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84 |
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85 TRACE_INFO((_L("Adding size record for report %d:%d (%d)\n"), |
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86 aReportId, aType, iSizes[index].iSize)); |
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87 } |
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88 TRACE_INFO((_L("Size for report %d:%d changes %d + %d\n"), |
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89 aReportId, aType, iSizes[index].iSize, aIncrement)); |
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90 iSizes[index].iSize += aIncrement; |
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91 } |
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92 |
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93 // ----------------------------------------------------------------------------- |
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94 // NumberOfReports() |
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95 // ----------------------------------------------------------------------------- |
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96 // |
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97 TInt CReportRoot::NumberOfReports() const |
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98 { |
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99 return iSizes.Count(); |
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100 } |
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101 // ----------------------------------------------------------------------------- |
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102 // ReportSize() |
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103 // ----------------------------------------------------------------------------- |
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104 // |
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105 TInt CReportRoot::ReportSize(TInt aIndex) const |
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106 { |
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107 TInt size = 0; |
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108 |
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109 if (aIndex < iSizes.Count()) |
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110 { |
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111 size = iSizes[aIndex].iSize; |
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112 } |
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113 |
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114 return size; |
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115 } |
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116 // ----------------------------------------------------------------------------- |
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117 // ReportSize() |
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118 // ----------------------------------------------------------------------------- |
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119 // |
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120 TInt CReportRoot::ReportSize(TInt aReportId, CField::TType aType) const |
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121 { |
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122 TInt offset = 0; |
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123 |
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124 TInt index = FindReportSizeIndex(aReportId, aType); |
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125 if (index != KErrNotFound && index < iSizes.Count() ) |
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126 { |
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127 offset = iSizes[index].iSize; |
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128 } |
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129 return offset; |
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130 } |
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131 |
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132 // ----------------------------------------------------------------------------- |
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133 // ReportSizeBytes() |
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134 // ----------------------------------------------------------------------------- |
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135 // |
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136 EXPORT_C TInt CReportRoot::ReportSizeBytes(TInt aReportId, |
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137 CField::TType aType) const |
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138 { |
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139 TInt reportBytes = (ReportSize(aReportId, aType) + KSevenBits) / KSizeOfByte; |
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140 |
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141 // Add an extra byte if the report ID is used |
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142 return ( aReportId ) ? reportBytes + 1 : reportBytes; |
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143 } |
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144 |
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145 // ----------------------------------------------------------------------------- |
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146 // FindReportSizeIndex() |
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147 // ----------------------------------------------------------------------------- |
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148 // |
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149 TInt CReportRoot::FindReportSizeIndex(TInt aReportId, CField::TType aType) const |
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150 { |
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151 TIdentityRelation<TReportSize> matcher(TReportSize::Match); |
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152 TInt index = iSizes.Find(TReportSize(aReportId, aType), matcher); |
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153 |
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154 TRACE_INFO((_L("FindReportSizeIndex(%d, %d) = %d\n"), |
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155 aReportId, aType, index)); |
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156 return index; |
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157 } |