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1 /* |
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2 * Copyright (c) 2010 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: |
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15 * |
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16 */ |
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17 |
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18 #include <btdevicemodel.h> |
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19 #include "btdevicemodel_p.h" |
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20 #include "bluetoothuitrace.h" |
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21 |
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22 /*! |
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23 This Constructor creates new instances of model data structure. |
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24 */ |
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25 BtDeviceModel::BtDeviceModel( QObject *parent ) |
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26 : QAbstractItemModel( parent ) |
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27 { |
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28 d = QSharedPointer<BtDeviceModelPrivate>( new BtDeviceModelPrivate( *this ) ); |
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29 connectModelSignals(); |
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30 } |
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31 |
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32 /*! |
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33 This Constructor shares the private implementation of the device model. |
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34 */ |
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35 BtDeviceModel::BtDeviceModel( const BtDeviceModel &model, QObject *parent ) |
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36 : QAbstractItemModel( parent ) |
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37 { |
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38 d = model.d; |
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39 connectModelSignals(); |
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40 } |
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41 |
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42 /*! |
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43 Destructor. |
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44 */ |
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45 BtDeviceModel::~BtDeviceModel() |
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46 { |
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47 } |
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48 |
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49 /*! |
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50 Requests the model to searching Bluetooth devices. |
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51 \return true if the request is accepted; false otherwise |
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52 */ |
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53 bool BtDeviceModel::searchDevice() |
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54 { |
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55 return d->searchDevice(); |
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56 } |
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57 |
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58 /*! |
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59 Cancels a possible outstanding device search request. |
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60 */ |
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61 void BtDeviceModel::cancelSearchDevice() |
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62 { |
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63 d->cancelSearchDevice(); |
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64 } |
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65 |
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66 /*! |
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67 Removes transient (not-in-registry) devices |
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68 which were added as the result of device search. |
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69 */ |
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70 void BtDeviceModel::removeTransientDevices() |
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71 { |
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72 d->removeTransientDevices(); |
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73 } |
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74 |
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75 /*! |
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76 \reimp |
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77 */ |
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78 QModelIndex BtDeviceModel::index( int row, int column, const QModelIndex &parent ) const |
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79 { |
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80 Q_UNUSED( parent ); |
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81 if ( d->isValid( row, column ) ) { |
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82 return createIndex( row, column, d.data() ); |
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83 } |
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84 // invalid row and column: |
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85 return QModelIndex(); |
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86 } |
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87 |
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88 /*! |
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89 \reimp |
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90 */ |
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91 QModelIndex BtDeviceModel::parent( const QModelIndex &child ) const |
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92 { |
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93 Q_UNUSED( child ); |
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94 // root level, no parent. |
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95 return QModelIndex(); |
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96 } |
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97 |
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98 /*! |
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99 \reimp |
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100 */ |
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101 int BtDeviceModel::rowCount( const QModelIndex &parent ) const |
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102 { |
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103 Q_UNUSED( parent ); |
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104 return d->rowCount(); |
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105 } |
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106 |
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107 /*! |
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108 \reimp |
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109 */ |
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110 int BtDeviceModel::columnCount( const QModelIndex &parent ) const |
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111 { |
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112 Q_UNUSED( parent ); |
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113 return d->columnCount(); |
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114 } |
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115 |
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116 /*! |
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117 \reimp |
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118 */ |
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119 QVariant BtDeviceModel::data( const QModelIndex &index, int role ) const |
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120 { |
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121 QVariant val( QVariant::Invalid ); |
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122 d.data()->data( val, index.row(), index.column(), role ); |
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123 return val; |
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124 } |
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125 |
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126 QMap<int, QVariant> BtDeviceModel::itemData( const QModelIndex & index ) const |
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127 { |
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128 return d.data()->itemData( index.row(), index.column() ); |
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129 } |
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130 |
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131 |
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132 /*! |
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133 emits dataChanged signal. |
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134 */ |
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135 void BtDeviceModel::deviceDataChanged( int row, void *parent ) |
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136 { |
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137 QModelIndex idx = createIndex( row, 0, parent ); |
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138 emit dataChanged( idx, idx ); |
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139 } |
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140 |
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141 /*! |
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142 emits dataChanged signal. |
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143 */ |
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144 void BtDeviceModel::deviceDataChanged( int first, int last, void *parent ) |
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145 { |
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146 QModelIndex top = createIndex( first, 0, parent ); |
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147 QModelIndex bottom = createIndex( last, 0, parent ); |
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148 emit dataChanged( top, bottom ); |
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149 } |
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150 |
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151 /*! |
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152 call beginInsertRows. |
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153 */ |
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154 void BtDeviceModel::beginInsertDevices(int first, int last, void *parent) |
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155 { |
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156 Q_UNUSED( parent); |
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157 beginInsertRows(QModelIndex(), first, last); |
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158 } |
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159 |
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160 /*! |
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161 calls endInsertRows. |
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162 */ |
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163 void BtDeviceModel::BtDeviceModel::endInsertDevices() |
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164 { |
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165 endInsertRows(); |
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166 } |
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167 |
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168 /*! |
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169 calls beginRemoveRows. |
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170 */ |
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171 void BtDeviceModel::beginRemoveDevices(int first, int last, void *parent) |
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172 { |
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173 Q_UNUSED( parent); |
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174 beginRemoveRows(QModelIndex(), first, last); |
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175 } |
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176 |
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177 /*! |
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178 calls endRemoveRows. |
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179 */ |
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180 void BtDeviceModel::endRemoveDevices() |
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181 { |
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182 endRemoveRows(); |
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183 } |
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184 |
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185 /*! |
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186 emits deviceSearchCompleted signal. |
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187 */ |
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188 void BtDeviceModel::emitDeviceSearchCompleted( int error ) |
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189 { |
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190 emit deviceSearchCompleted( error ); |
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191 } |
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192 |
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193 /*! |
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194 connects all signals of private impl to slots of this |
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195 */ |
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196 void BtDeviceModel::connectModelSignals() |
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197 { |
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198 bool ok = connect(d.data(), SIGNAL(deviceDataChanged(int,void*)), SLOT(deviceDataChanged(int,void*))); |
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199 BTUI_ASSERT_X( ok, "BtDeviceModel", "deviceDataChanged can't connect" ); |
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200 ok = connect(d.data(), SIGNAL(deviceDataChanged(int,int,void*)), SLOT(deviceDataChanged(int,int,void*))); |
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201 BTUI_ASSERT_X( ok, "BtDeviceModel", "deviceDataChanged can't connect 2" ); |
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202 ok = connect(d.data(), SIGNAL(beginInsertDevices(int,int,void*)), SLOT(beginInsertDevices(int,int,void*))); |
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203 BTUI_ASSERT_X( ok, "BtDeviceModel", "beginInsertDevices can't connect" ); |
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204 ok = connect(d.data(), SIGNAL(endInsertDevices()), SLOT(endInsertDevices())); |
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205 BTUI_ASSERT_X( ok, "BtDeviceModel", "endInsertDevices can't connect" ); |
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206 ok = connect(d.data(), SIGNAL(beginRemoveDevices(int,int,void*)), SLOT(beginRemoveDevices(int,int,void*))); |
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207 BTUI_ASSERT_X( ok, "BtDeviceModel", "beginRemoveDevices can't connect" ); |
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208 ok = connect(d.data(), SIGNAL(endRemoveDevices()), SLOT(endRemoveDevices())); |
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209 BTUI_ASSERT_X( ok, "BtDeviceModel", "endRemoveDevices can't connect" ); |
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210 ok = connect(d.data(), SIGNAL(deviceSearchCompleted(int)), SLOT(emitDeviceSearchCompleted(int))); |
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211 BTUI_ASSERT_X( ok, "BtDeviceModel", "emitDeviceSearchCompleted can't connect" ); |
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212 } |