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: Custom listbox model for the contact list |
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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 "cvimpstuilistboxmodel.h" |
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20 #include "mvimpstprocessarray.h" |
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21 #include "uiservicetabtracer.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 // CVIMPSTUiListBoxModel::CVIMPSTUiListBoxModel |
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27 // --------------------------------------------------------------------------- |
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28 // |
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29 CVIMPSTUiListBoxModel::CVIMPSTUiListBoxModel() |
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30 { |
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31 } |
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32 |
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33 // --------------------------------------------------------------------------- |
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34 // CVIMPSTUiListBoxModel::~CVIMPSTUiListBoxModel |
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35 // --------------------------------------------------------------------------- |
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36 // |
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37 CVIMPSTUiListBoxModel::~CVIMPSTUiListBoxModel() |
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38 { |
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39 } |
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40 |
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41 // --------------------------------------------------------------------------- |
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42 // CVIMPSTUiListBoxModel::NumberOfItems |
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43 // --------------------------------------------------------------------------- |
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44 // |
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45 TInt CVIMPSTUiListBoxModel::NumberOfItems() const |
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46 { |
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47 TRACER_AUTO; |
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48 if( IsFilterActive() ) |
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49 { |
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50 // Something is filtered |
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51 return CountItems(); |
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52 } |
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53 if( iItemTextArray ) |
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54 { |
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55 // Fast |
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56 return iItemTextArray->MdcaCount(); |
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57 } |
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58 |
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59 return 0; |
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60 } |
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61 |
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62 // --------------------------------------------------------------------------- |
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63 // CVIMPSTUiListBoxModel::ItemText |
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64 // --------------------------------------------------------------------------- |
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65 // |
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66 TPtrC CVIMPSTUiListBoxModel::ItemText( TInt aItemIndex ) const |
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67 { |
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68 if( IsFilterActive() ) |
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69 { |
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70 // Slow |
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71 return ItemAt( aItemIndex ); |
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72 } |
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73 |
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74 // Fast |
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75 return iItemTextArray->MdcaPoint( aItemIndex ); |
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76 } |
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77 |
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78 // --------------------------------------------------------------------------- |
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79 // CVIMPSTUiListBoxModel::FilteredItemIndex |
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80 // --------------------------------------------------------------------------- |
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81 // |
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82 TInt CVIMPSTUiListBoxModel::FilteredItemIndex( TInt aVisibleItemIndex ) const |
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83 { |
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84 TRACER_AUTO; |
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85 if( !IsFilterActive() ) |
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86 { |
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87 // Nothing is filtered |
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88 return aVisibleItemIndex; |
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89 } |
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90 if( Filter() ) |
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91 { |
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92 // Get positions of lists |
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93 RArray<TInt> pos; |
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94 // iItemModel->MapContactListPositions( pos ); |
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95 |
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96 // Count visible items until we reach the wanted one |
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97 TInt itemcount = -1; |
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98 TInt count = iItemTextArray->MdcaCount(); |
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99 for( TInt i = 0; i < count; ++i ) |
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100 { |
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101 if( ( pos.Find( i ) != KErrNotFound && |
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102 IsContactList( i, pos ) ) || |
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103 Filter()->VisibleItemIndex( i ) != KErrNotFound ) |
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104 { |
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105 // this item is either visible by filter or |
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106 // it's our dynamically added contact list |
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107 itemcount++; |
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108 if( itemcount == aVisibleItemIndex ) |
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109 { |
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110 pos.Close(); |
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111 return i; |
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112 } |
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113 } |
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114 } |
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115 pos.Close(); |
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116 } |
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117 return 0; |
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118 } |
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119 |
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120 // --------------------------------------------------------------------------- |
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121 // CVIMPSTUiListBoxModel::VisibleItemIndex |
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122 // --------------------------------------------------------------------------- |
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123 // |
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124 TInt CVIMPSTUiListBoxModel::VisibleItemIndex( TInt aOriginalIndex ) const |
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125 { |
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126 TRACER_AUTO; |
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127 if( !IsFilterActive() ) |
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128 { |
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129 // Nothing is filtered |
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130 return aOriginalIndex; |
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131 } |
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132 |
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133 // Get positions of contact lists |
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134 RArray<TInt> pos; |
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135 //iItemModel->MapContactListPositions( pos ); |
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136 |
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137 // Check if it's even visible |
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138 TInt index = Filter()->VisibleItemIndex( aOriginalIndex ); |
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139 TBool visibleList = IsContactList( aOriginalIndex, pos ); |
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140 if( index == KErrNotFound && !visibleList ) |
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141 { |
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142 pos.Close(); |
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143 return KErrNotFound; |
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144 } |
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145 |
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146 // Count up to original index to find out the visible position |
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147 TInt visibleIndex = -1; |
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148 for( TInt i = 0; i <= aOriginalIndex; ++i ) |
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149 { |
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150 if( ( pos.Find( i ) != KErrNotFound && |
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151 IsContactList( i, pos ) ) || |
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152 Filter()->VisibleItemIndex( i ) != KErrNotFound ) |
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153 { |
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154 // this item is either visible by filter or |
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155 // it's our dynamically added contact list |
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156 visibleIndex++; |
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157 } |
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158 } |
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159 pos.Close(); |
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160 return visibleIndex; |
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161 } |
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162 |
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163 // --------------------------------------------------------------------------- |
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164 // CVIMPSTUiListBoxModel::CountItems |
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165 // --------------------------------------------------------------------------- |
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166 // |
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167 TInt CVIMPSTUiListBoxModel::CountItems() const |
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168 { |
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169 TRACER_AUTO; |
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170 TInt itemcount = 0; |
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171 if( Filter() ) |
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172 { |
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173 // Count of visible items by filter |
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174 itemcount = Filter()->FilteredNumberOfItems(); |
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175 if( itemcount == 0 ) |
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176 { |
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177 return itemcount; |
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178 } |
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179 |
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180 // Get positions of contact lists |
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181 RArray<TInt> pos; |
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182 //iItemModel->MapContactListPositions( pos ); |
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183 |
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184 // Scan through list positions and count the additional visible items. |
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185 TInt count = pos.Count(); |
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186 for( TInt i = 0; i < count; ++i ) |
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187 { |
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188 if( IsContactList( pos[i], pos ) && |
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189 Filter()->VisibleItemIndex( pos[i] ) == KErrNotFound ) |
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190 { |
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191 // List should be visible because it has found contacts in it |
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192 // but it's filtered out by searchfield. Add it dynamically. |
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193 itemcount++; |
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194 } |
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195 } |
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196 pos.Close(); |
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197 } |
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198 return itemcount; |
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199 } |
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200 |
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201 // --------------------------------------------------------------------------- |
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202 // CVIMPSTUiListBoxModel::ItemAt |
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203 // --------------------------------------------------------------------------- |
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204 // |
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205 TPtrC CVIMPSTUiListBoxModel::ItemAt( TInt aIndex ) const |
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206 { |
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207 TRACER_AUTO; |
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208 TInt itemcount = -1; |
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209 if( Filter() ) |
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210 { |
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211 // Get positions of contact lists |
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212 RArray<TInt> pos; |
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213 |
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214 // Scan through visible items until we reach the wanted one |
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215 TInt count = iItemTextArray->MdcaCount(); |
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216 for( TInt i = 0; i < count; ++i ) |
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217 { |
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218 if( ( pos.Find( i ) != KErrNotFound && |
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219 IsContactList( i, pos ) ) || |
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220 Filter()->VisibleItemIndex( i ) != KErrNotFound ) |
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221 { |
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222 // this item is either visible by filter or |
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223 // it's our dynamically added contact list |
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224 itemcount++; |
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225 if( itemcount == aIndex ) |
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226 { |
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227 // Found it |
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228 pos.Close(); |
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229 return iItemTextArray->MdcaPoint( i ); |
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230 } |
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231 } |
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232 } |
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233 pos.Close(); |
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234 } |
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235 return KNullDesC(); |
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236 } |
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237 |
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238 // --------------------------------------------------------------------------- |
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239 // CVIMPSTUiListBoxModel::IsContactList |
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240 // --------------------------------------------------------------------------- |
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241 // |
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242 TBool CVIMPSTUiListBoxModel::IsContactList( TInt aIndex, RArray<TInt>& aPosArray ) const |
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243 { |
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244 TRACER_AUTO; |
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245 TInt startInd = aPosArray.Find( aIndex ); |
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246 if( KErrNotFound == startInd ) |
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247 { |
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248 // aIndex not found in array -> not even list |
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249 return EFalse; |
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250 } |
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251 |
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252 TInt count = aPosArray.Count(); |
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253 TInt end = 0; |
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254 if( startInd >= count - 1 ) |
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255 { |
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256 // aIndex is the last list: |
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257 // Search from aIndex to last item |
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258 end = iItemTextArray->MdcaCount(); |
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259 } |
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260 else |
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261 { |
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262 // Search from aInded to next item in array |
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263 end = aPosArray[ startInd + 1 ]; |
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264 } |
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265 |
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266 // Try to find visible contacts for this list |
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267 for ( TInt i = aIndex + 1; i < end; ++i ) |
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268 { |
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269 if( Filter()->VisibleItemIndex( i ) != KErrNotFound ) |
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270 { |
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271 // found one |
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272 return ETrue; |
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273 } |
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274 } |
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275 // not found |
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276 return EFalse; |
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277 } |
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278 |
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279 // --------------------------------------------------------------------------- |
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280 // CVIMPSTUiListBoxModel::IsFilterActive |
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281 // --------------------------------------------------------------------------- |
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282 // |
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283 TBool CVIMPSTUiListBoxModel::IsFilterActive() const |
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284 { |
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285 if( Filter() ) |
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286 { |
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287 return iItemTextArray->MdcaCount() != |
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288 Filter()->FilteredNumberOfItems(); |
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289 } |
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290 return EFalse; |
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291 } |
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292 // --------------------------------------------------------------------------- |
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293 // CVIMPSTUiListBoxModel::MatchableTextArray |
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294 // --------------------------------------------------------------------------- |
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295 // |
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296 const MDesCArray* CVIMPSTUiListBoxModel::MatchableTextArray() const |
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297 { |
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298 return this; |
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299 } |
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300 |
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301 // --------------------------------------------------------------------------- |
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302 // CVIMPSTUiListBoxModel::MdcaCount |
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303 // --------------------------------------------------------------------------- |
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304 // |
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305 TInt CVIMPSTUiListBoxModel::MdcaCount() const |
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306 { |
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307 return iItemModel->Count(); |
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308 } |
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309 |
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310 // --------------------------------------------------------------------------- |
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311 // CVIMPSTUiListBoxModel::MdcaPoint |
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312 // --------------------------------------------------------------------------- |
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313 // |
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314 TPtrC CVIMPSTUiListBoxModel::MdcaPoint( TInt aIndex ) const |
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315 { |
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316 return iItemModel->GetItemNameText( aIndex ); |
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317 } |
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318 |
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319 // --------------------------------------------------------------------------- |
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320 // CVIMPSTUiListBoxModel::SetContactListModel |
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321 // --------------------------------------------------------------------------- |
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322 // |
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323 void CVIMPSTUiListBoxModel::SetContactListModel( MVIMPSTProcessArray& |
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324 aContactListModel ) |
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325 { |
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326 iItemModel = &aContactListModel; |
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327 } |
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328 |
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329 // End of file |
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