vcs.maemo.org Git - quandoparte/blob - application/stationlistproxymodel.cpp

   1 #include "stationlistproxymodel.h"
   2 #include "stationlistmodel.h"
   3
   4 #include <QDebug>
   5 #include <QGeoCoordinate>
   6
   7 QTM_USE_NAMESPACE
   8
   9 Q_DECLARE_METATYPE(QGeoCoordinate)
  10
  11 StationListProxyModel::StationListProxyModel(QObject *parent) :
  12     QSortFilterProxyModel(parent),
  13     m_here(44.5, 9.0),
  14     m_filterRecentOnly(false)
  15 {
  16 }
  17
  18 bool StationListProxyModel::lessThan(const QModelIndex &left,
  19                                      const QModelIndex &right) const
  20 {
  21     int role = sortRole();
  22
  23     if (role == StationListModel::PositionRole) {
  24         QGeoCoordinate first = left.data(role).value<QGeoCoordinate>();
  25         QGeoCoordinate second = right.data(role).value<QGeoCoordinate>();
  26        return first.distanceTo(m_here) < second.distanceTo(m_here);
  27     } else {
  28         return QString::compare(left.data(role).toString(),
  29                                 right.data(role).toString(),
  30                                 sortCaseSensitivity()) < 0;
  31     }
  32 }
  33
  34 void StationListProxyModel::setUserPosition(const QtMobility::QGeoCoordinate &pos)
  35 {
  36     m_here = pos;
  37 }
  38
  39 void StationListProxyModel::setRecentStations(const QStringList &stations)
  40 {
  41     m_stations = stations;
  42 }
  43
  44 bool StationListProxyModel::filterAcceptsRow(int sourceRow,
  45                                              const QModelIndex &sourceParent) const
  46 {
  47     if (m_filterRecentOnly) {
  48         QModelIndex i = sourceModel()->index(sourceRow, 0, sourceParent);
  49         return m_stations.contains(sourceModel()->data(i).toString());
  50     }
  51     return true;
  52 }
  53
  54 void StationListProxyModel::setRecentOnlyFilter(bool)
  55 {
  56     m_filterRecentOnly = true;
  57 }