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1 /* |
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2 * Copyright (c) 2007-2008 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: items order manager class |
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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 "hnitemsorder.h" |
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20 |
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21 // ============================ MEMBER 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 // --------------------------------------------------------------------------- |
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27 // |
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28 EXPORT_C CHnItemsOrder* CHnItemsOrder::NewL() |
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29 { |
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30 CHnItemsOrder* self = NewLC(); |
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31 self->ConstructL(); |
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32 CleanupStack::Pop( self ); |
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33 return self; |
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34 } |
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35 |
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36 // --------------------------------------------------------------------------- |
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37 // |
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38 // --------------------------------------------------------------------------- |
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39 // |
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40 EXPORT_C void CHnItemsOrder::MarkSuiteUninitialized() |
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41 { |
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42 for (TInt i(0); i < iItemsEvaluated.Count(); i++) |
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43 { |
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44 iItemsEvaluated[i] = EFalse; |
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45 } |
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46 |
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47 iSuiteEvaluated = EFalse; |
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48 } |
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49 // --------------------------------------------------------------------------- |
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50 // |
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51 // --------------------------------------------------------------------------- |
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52 // |
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53 EXPORT_C CHnItemsOrder* CHnItemsOrder::NewLC() |
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54 { |
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55 CHnItemsOrder* self = new( ELeave ) CHnItemsOrder(); |
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56 CleanupStack::PushL( self ); |
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57 return self; |
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58 } |
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59 |
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60 // --------------------------------------------------------------------------- |
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61 // |
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62 // --------------------------------------------------------------------------- |
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63 // |
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64 CHnItemsOrder::~CHnItemsOrder() |
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65 { |
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66 iItemsOrderCounts.Reset(); |
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67 iComplexItemsOrder.Reset(); |
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68 iItemsEvaluated.Reset(); |
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69 } |
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70 |
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71 // --------------------------------------------------------------------------- |
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72 // |
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73 // --------------------------------------------------------------------------- |
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74 // |
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75 EXPORT_C void CHnItemsOrder::SetSuiteId( TInt aId ) |
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76 { |
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77 iSuiteId = aId; |
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78 } |
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79 |
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80 // --------------------------------------------------------------------------- |
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81 // |
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82 // --------------------------------------------------------------------------- |
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83 // |
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84 EXPORT_C TInt CHnItemsOrder::GetSuiteId() const |
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85 { |
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86 return iSuiteId; |
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87 } |
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88 |
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89 // --------------------------------------------------------------------------- |
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90 // |
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91 // --------------------------------------------------------------------------- |
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92 // |
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93 EXPORT_C void CHnItemsOrder::RemoveItemId( TInt aId ) |
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94 { |
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95 TInt position = iComplexItemsOrder.Find( aId ); |
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96 if (position != KErrNotFound) |
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97 { |
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98 TInt modelNumber = CountModelNumberFor( position ); |
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99 --iItemsOrderCounts[ modelNumber ] ; |
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100 iComplexItemsOrder.Remove( position ); |
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101 } |
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102 } |
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103 |
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104 // --------------------------------------------------------------------------- |
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105 // |
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106 // --------------------------------------------------------------------------- |
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107 // |
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108 EXPORT_C void CHnItemsOrder::InsertItemIdToL( TInt aDataModelItem, |
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109 TInt aIndex, TInt aId ) |
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110 { |
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111 TInt position = CountStartIndexFor( aDataModelItem ) + aIndex; |
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112 if (position < iComplexItemsOrder.Count() ) |
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113 { |
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114 iComplexItemsOrder.InsertL( aId, position ); |
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115 } |
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116 else |
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117 { |
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118 iComplexItemsOrder.AppendL( aId ); |
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119 } |
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120 |
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121 TInt modelsCount = iItemsOrderCounts.Count(); |
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122 if (modelsCount <= aDataModelItem) |
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123 { |
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124 for (TInt i(modelsCount); i <= aDataModelItem; i++) |
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125 { |
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126 iItemsOrderCounts.AppendL( 0 ); |
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127 } |
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128 } |
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129 ++iItemsOrderCounts[ aDataModelItem ] ; |
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130 } |
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131 |
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132 // --------------------------------------------------------------------------- |
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133 // |
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134 // --------------------------------------------------------------------------- |
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135 // |
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136 EXPORT_C TInt CHnItemsOrder::GetItemIdAt( TInt aDataModelItem, TInt aIndex ) |
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137 { |
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138 TInt globalItemPosition = CountStartIndexFor( aDataModelItem ) + aIndex; |
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139 return (iComplexItemsOrder.Count() > globalItemPosition) |
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140 ? iComplexItemsOrder[globalItemPosition] : KErrNotFound; |
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141 } |
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142 |
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143 // --------------------------------------------------------------------------- |
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144 // |
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145 // --------------------------------------------------------------------------- |
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146 // |
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147 EXPORT_C TInt CHnItemsOrder::GetItemIdAt( TInt aPosition ) |
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148 { |
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149 return (iComplexItemsOrder.Count() > aPosition) |
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150 ? iComplexItemsOrder[aPosition] : KErrNotFound; |
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151 } |
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152 |
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153 // --------------------------------------------------------------------------- |
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154 // |
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155 // --------------------------------------------------------------------------- |
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156 // |
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157 EXPORT_C void CHnItemsOrder::GetIdsForL( TInt aDataModelItem, |
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158 RArray< TInt >& aIds ) |
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159 { |
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160 if ( CountStartIndexFor( aDataModelItem ) == KErrNotFound |
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161 || iItemsOrderCounts.Count() <= aDataModelItem ) |
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162 { |
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163 return; |
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164 } |
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165 |
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166 TInt startIndex = CountStartIndexFor( aDataModelItem ); |
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167 |
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168 for ( TInt i = 0; |
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169 i < iItemsOrderCounts[ aDataModelItem ]; i++ ) |
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170 { |
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171 aIds.AppendL( iComplexItemsOrder[ startIndex + i ] ); |
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172 } |
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173 } |
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174 |
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175 // --------------------------------------------------------------------------- |
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176 // |
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177 // --------------------------------------------------------------------------- |
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178 // |
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179 EXPORT_C void CHnItemsOrder::SetItemIdAtL( TInt aPosition, TInt aId ) |
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180 { |
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181 if ( aPosition >= iComplexItemsOrder.Count() ) |
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182 { |
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183 iComplexItemsOrder.AppendL( aId ); |
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184 } |
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185 else |
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186 { |
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187 iComplexItemsOrder[ aPosition ] = aId; |
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188 } |
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189 } |
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190 |
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191 // --------------------------------------------------------------------------- |
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192 // |
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193 // --------------------------------------------------------------------------- |
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194 // |
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195 EXPORT_C void CHnItemsOrder::DefineModelItemCountL( TInt aItemCounts ) |
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196 { |
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197 // Don't update this information on a initialized suitemodel. |
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198 if (iItemsEvaluated.Count() == 0 && !iSuiteEvaluated) |
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199 { |
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200 iSuiteEvaluated = EFalse; |
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201 for (TInt i(0); i < aItemCounts; i++) |
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202 { |
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203 iItemsOrderCounts.AppendL( 0 ); |
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204 iItemsEvaluated.AppendL(EFalse); |
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205 } |
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206 } |
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207 } |
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208 |
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209 // --------------------------------------------------------------------------- |
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210 // |
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211 // --------------------------------------------------------------------------- |
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212 // |
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213 EXPORT_C void CHnItemsOrder::SuiteEvaluated() |
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214 { |
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215 iSuiteEvaluated = ETrue; |
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216 } |
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217 |
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218 // --------------------------------------------------------------------------- |
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219 // |
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220 // --------------------------------------------------------------------------- |
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221 // |
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222 EXPORT_C void CHnItemsOrder::ItemEvaluated( TInt aIndex ) |
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223 { |
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224 iItemsEvaluated[aIndex] = ETrue; |
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225 } |
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226 |
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227 // --------------------------------------------------------------------------- |
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228 // |
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229 // --------------------------------------------------------------------------- |
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230 // |
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231 EXPORT_C TBool CHnItemsOrder::IsSuiteReadyToShow() |
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232 { |
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233 TBool ready = ETrue; |
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234 for (TInt i(0); ready && i < iItemsEvaluated.Count(); i++) |
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235 { |
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236 ready = iItemsEvaluated[i]; |
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237 } |
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238 |
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239 return ready && iSuiteEvaluated; |
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240 } |
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241 // --------------------------------------------------------------------------- |
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242 // |
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243 // --------------------------------------------------------------------------- |
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244 // |
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245 EXPORT_C TInt CHnItemsOrder::GetModelItemCount( ) |
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246 { |
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247 return iItemsOrderCounts.Count(); |
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248 } |
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249 |
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250 // --------------------------------------------------------------------------- |
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251 // |
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252 // --------------------------------------------------------------------------- |
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253 // |
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254 EXPORT_C TInt CHnItemsOrder::operator[]( TInt aPosition ) |
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255 { |
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256 return GetItemIdAt( aPosition ); |
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257 } |
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258 |
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259 // --------------------------------------------------------------------------- |
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260 // |
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261 // --------------------------------------------------------------------------- |
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262 // |
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263 EXPORT_C TInt CHnItemsOrder::GetItemPosition( TInt aId ) |
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264 { |
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265 return iComplexItemsOrder.Find( aId ); |
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266 } |
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267 |
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268 // --------------------------------------------------------------------------- |
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269 // |
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270 // --------------------------------------------------------------------------- |
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271 // |
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272 TInt CHnItemsOrder::CountStartIndexFor( TInt aDataModelItem ) |
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273 { |
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274 TInt startIndex( 0 ); |
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275 for( TInt i = 0; i < aDataModelItem && i < iItemsOrderCounts.Count(); i++ ) |
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276 { |
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277 startIndex += iItemsOrderCounts[ i ]; |
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278 } |
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279 return startIndex; |
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280 } |
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281 |
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282 // --------------------------------------------------------------------------- |
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283 // |
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284 // --------------------------------------------------------------------------- |
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285 // |
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286 TInt CHnItemsOrder::CountModelNumberFor( TInt aIndex ) |
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287 { |
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288 TInt modelNumber( 0 ); |
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289 TInt countLow( 0 ); |
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290 TInt countHigh( 0 ); |
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291 for( ; modelNumber < iItemsOrderCounts.Count(); modelNumber++ ) |
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292 { |
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293 countHigh += iItemsOrderCounts[ modelNumber ]; |
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294 if ( aIndex >= countLow && aIndex < countHigh ) |
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295 { |
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296 break; |
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297 } |
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298 countLow = countHigh; |
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299 } |
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300 return modelNumber; |
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301 } |
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302 |
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303 // --------------------------------------------------------------------------- |
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304 // |
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305 // --------------------------------------------------------------------------- |
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306 // |
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307 EXPORT_C TInt CHnItemsOrder::Count() |
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308 { |
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309 return iComplexItemsOrder.Count(); |
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310 } |
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311 |
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312 // --------------------------------------------------------------------------- |
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313 // |
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314 // --------------------------------------------------------------------------- |
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315 // |
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316 CHnItemsOrder::CHnItemsOrder() : iSuiteId( KErrNotFound ) |
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317 { |
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318 |
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319 } |
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320 |
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321 // --------------------------------------------------------------------------- |
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322 // |
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323 // --------------------------------------------------------------------------- |
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324 // |
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325 void CHnItemsOrder::ConstructL() |
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326 { |
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327 |
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328 } |
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329 |