author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
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/* |
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: tsmodel.cpp |
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* |
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*/ |
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#include "tsmodel.h" |
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#include <QVariant> |
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#include <QList> |
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#include <HbIcon> |
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#include <afstorageglobals.h> |
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#include "tsmodelitem.h" |
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#include "tsdataroles.h" |
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#include "tstaskchangeinfo.h" |
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/*! |
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\class TsModel |
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\ingroup group_tsdevicedialogplugin |
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\brief Model storing running tasks. |
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*/ |
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/*! |
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Constructor |
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\param query used to create model |
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\param pointer to parent object |
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*/ |
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TsModel::TsModel(TsTaskMonitor &applicationSrv, QObject *parent) : |
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QAbstractListModel(parent), |
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mEntries(), |
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mApplicationService(applicationSrv) |
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{ |
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connect(&applicationSrv, |
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SIGNAL(taskListChanged()), |
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this, |
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SLOT(updateApplications())); |
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fullUpdate(); |
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} |
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/*! |
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Destructor |
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*/ |
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TsModel::~TsModel() |
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{ |
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qDeleteAll(mEntries); |
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} |
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/*! |
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Returns count of rows in model |
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\retval number of rows |
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*/ |
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int TsModel::rowCount(const QModelIndex &parent) const |
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{ |
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Q_UNUSED(parent); |
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return mEntries.count(); |
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} |
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bool TsModel::insertRows(int row, int count, TsModelItem *item, const QModelIndex &parent) |
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{ |
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beginInsertRows(parent, row, row+count-1); |
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mEntries.insert(row, item); |
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endInsertRows(); |
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return true; |
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} |
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bool TsModel::removeRows(int row, int count, const QModelIndex &parent) |
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{ |
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TsModelItem *oldItem = mEntries.at(row); |
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beginRemoveRows(parent, row, row + count - 1); |
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mEntries.removeAt(row); |
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delete oldItem; |
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endRemoveRows(); |
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return true; |
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} |
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bool TsModel::moveRows(int oldPosition, int newPosition, const QModelIndex &parent) |
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beginMoveRows(parent, oldPosition, oldPosition, parent, newPosition); |
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mEntries.move(oldPosition, newPosition); |
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endMoveRows(); |
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return true; |
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} |
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bool TsModel::updateRows(int row, TsModelItem *item) |
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{ |
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TsModelItem *oldItem = mEntries.at(row); |
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|
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mEntries[row] = item; |
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delete oldItem; |
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|
105 |
|
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emit dataChanged(index(row),index(row)); |
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return true; |
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} |
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|
109 |
|
104
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110 |
/*! |
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111 |
Returns appropiate model's data |
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\param index model index |
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\param role which data role to return |
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\retval models data |
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115 |
*/ |
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QVariant TsModel::data(const QModelIndex &index, int role) const |
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117 |
{ |
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return index.isValid() ? entry(index)->data(role) : QVariant(); |
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119 |
} |
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120 |
|
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121 |
/*! |
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Activate one of model entries |
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123 |
*/ |
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void TsModel::openApplication(const QModelIndex &index) |
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125 |
{ |
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if (!index.isValid()) { |
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return; |
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128 |
} |
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entry(index)->open(); |
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130 |
} |
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|
131 |
|
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132 |
/*! |
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Close one of moder entries |
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134 |
*/ |
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void TsModel::closeApplication(const QModelIndex &index) |
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|
136 |
{ |
121
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if (!index.isValid() || |
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!entry(index)->data(TsDataRoles::Closable).toBool()) { |
104
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139 |
return; |
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140 |
} |
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entry(index)->close(); |
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142 |
} |
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|
143 |
|
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|
144 |
/*! |
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145 |
Updates model with fresh entries |
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146 |
*/ |
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void TsModel::updateApplications() |
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148 |
{ |
124
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149 |
QList<TsTaskChange> changes(mApplicationService.changeList()); |
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|
150 |
|
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|
151 |
if (changes.count() == 0) { |
115
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152 |
return; |
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153 |
} |
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154 |
//check 1st item whether we have cancel change - if so reset model |
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if (changes[0].first.changeType() == TsTaskChangeInfo::EChangeCancel) { |
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156 |
fullUpdate(); |
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|
157 |
return; |
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158 |
} |
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159 |
for (int iter(0); iter < changes.count(); iter++) { |
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|
160 |
switch (changes[iter].first.changeType()) { |
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161 |
case TsTaskChangeInfo::EChangeDelete : |
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162 |
removeRows(changes[iter].first.oldOffset(), 1); |
121
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|
163 |
break; |
115
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|
164 |
case TsTaskChangeInfo::EChangeInsert : |
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|
165 |
insertRows(changes[iter].first.newOffset(), 1, |
124
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|
166 |
new TsModelItem(changes[iter].second)); |
121
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|
167 |
break; |
115
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|
168 |
case TsTaskChangeInfo::EChangeMove : |
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|
169 |
moveRows(changes[iter].first.oldOffset(), changes[iter].first.newOffset()); |
121
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|
170 |
break; |
115
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|
171 |
case TsTaskChangeInfo::EChangeUpdate : |
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|
172 |
updateRows(changes[iter].first.oldOffset(), |
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|
173 |
new TsModelItem(changes[iter].second)); |
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|
174 |
break; |
115
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|
175 |
default: |
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|
176 |
break; |
115
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|
177 |
} |
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|
178 |
} |
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|
179 |
} |
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|
180 |
|
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|
181 |
/*! |
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|
182 |
reset model |
115
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|
183 |
*/ |
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|
184 |
void TsModel::fullUpdate() |
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|
185 |
{ |
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|
186 |
beginResetModel(); |
104
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|
187 |
qDeleteAll(mEntries); |
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|
188 |
mEntries.clear(); |
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|
189 |
getApplications(); |
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|
190 |
endResetModel(); |
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|
191 |
|
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|
192 |
} |
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|
193 |
|
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|
194 |
/*! |
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Revision: 201025
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|
195 |
Read list of running applications |
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|
196 |
*/ |
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|
197 |
void TsModel::getApplications() |
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|
198 |
{ |
115
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|
199 |
//get all running applications and append to entries list |
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|
200 |
QList<TsTaskChange> tasks(mApplicationService.changeList(true)); |
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|
201 |
foreach(TsTaskChange taskData, tasks) { |
115
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|
202 |
if (!taskData.second.isNull()) { |
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|
203 |
mEntries.append(new TsModelItem(taskData.second)); |
115
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|
204 |
} |
104
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|
205 |
} |
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|
206 |
} |
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/*! |
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Returns an entry from model |
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\param index of entry in model |
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\retval pointer to an entry |
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*/ |
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TsModelItem *TsModel::entry(const QModelIndex &index) const |
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{ |
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return mEntries.at(index.row()); |
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} |