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

   1 /*
   2
   3 Copyright (C) 2011 Luciano Montanaro <mikelima@cirulla.net>
   4
   5 This program is free software; you can redistribute it and/or modify
   6 it under the terms of the GNU General Public License as published by
   7 the Free Software Foundation; either version 2 of the License, or
   8 (at your option) any later version.
   9
  10 This program is distributed in the hope that it will be useful,
  11 but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13 General Public License for more details.
  14
  15 You should have received a copy of the GNU General Public License
  16 along with this program; see the file COPYING.  If not, write to
  17 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  18 Boston, MA 02110-1301, USA.
  19
  20 */
  21
  22 #include "stationlistview.h"
  23 #include "ui_stationlistview.h"
  24 #include "stationlistmodel.h"
  25 #include "stationlistproxymodel.h"
  26 #include "keypressforwarder.h"
  27 #include "settingsdialog.h"
  28
  29 #include <QActionGroup>
  30 #include <QDebug>
  31 #include <QKeyEvent>
  32 #include <QSettings>
  33 #include <QSortFilterProxyModel>
  34 #include <QStringListModel>
  35
  36 StationListView::StationListView(StationListModel *model, QWidget *parent) :
  37     QMainWindow(parent),
  38     ui(new Ui::StationListView),
  39     viewSelectionGroup(new QActionGroup(0)),
  40     stationListModel(model),
  41     filterModel(new StationListProxyModel(this)),
  42     keyPressForwarder(new KeyPressForwarder(this)),
  43     m_sortingMode(NoSorting)
  44
  45 {
  46 #ifdef Q_WS_MAEMO_5
  47     setAttribute(Qt::WA_Maemo5StackedWindow);
  48     setAttribute(Qt::WA_Maemo5AutoOrientation);
  49 #endif
  50     ui->setupUi(this);
  51     viewSelectionGroup->addAction(ui->sortByNameAction);
  52     viewSelectionGroup->addAction(ui->sortByDistanceAction);
  53     viewSelectionGroup->addAction(ui->sortRecentFirstAction);
  54     filterModel->setSourceModel(stationListModel);
  55     filterModel->setFilterCaseSensitivity(Qt::CaseInsensitive);
  56     ui->listView->setModel(filterModel);
  57     ui->listView->setEditTriggers(QAbstractItemView::NoEditTriggers);
  58     ui->listView->setSelectionMode(QAbstractItemView::SingleSelection);
  59     ui->filterEdit->hide();
  60
  61     keyPressForwarder->setTarget(ui->filterEdit);
  62     ui->listView->installEventFilter(keyPressForwarder);
  63
  64     connect(ui->showAboutAction, SIGNAL(triggered()),
  65             this, SIGNAL(aboutTriggered()));
  66     connect(ui->showSettingsAction, SIGNAL(triggered()),
  67             this, SIGNAL(settingsChangeRequested()));
  68     connect(ui->listView,
  69             SIGNAL(activated(QModelIndex)), SLOT(showStation(QModelIndex)));
  70     connect(ui->filterEdit, SIGNAL(textChanged(const QString &)),
  71             SLOT(handleFilterChanges(const QString &)));
  72     connect(viewSelectionGroup, SIGNAL(triggered(QAction*)),
  73             SLOT(handleSortingChange(QAction*)));
  74
  75     QSettings settings;
  76     SortingMode mode = static_cast<SortingMode>(
  77                 settings.value("StationListView/SortingMode",
  78                                AlphaSorting).toInt());
  79     filterModel->setRecentStations(
  80                 settings.value("RecentStations").toString().split(","));
  81     setSortingMode(mode);
  82 }
  83
  84
  85 StationListView::~StationListView()
  86 {
  87     delete ui;
  88 }
  89
  90 void StationListView::showStation(const QModelIndex &index)
  91 {
  92     qDebug() << "Show Station" << index.data();
  93     emit stationSelected(index.data().toString());
  94 }
  95
  96 void StationListView::handleFilterChanges(const QString &filter)
  97 {
  98     if (!filter.isEmpty())
  99         ui->filterEdit->show();
 100     else
 101         ui->filterEdit->hide();
 102     filterModel->setFilterFixedString(filter);
 103 }
 104
 105 void StationListView::updatePosition(const QtMobility::QGeoPositionInfo &update)
 106 {
 107     qDebug() << "Position update received" << update;
 108     filterModel->setUserPosition(update.coordinate());
 109     filterModel->invalidate();
 110     filterModel->sort(0);
 111 }
 112
 113 void StationListView::handleSortingChange(QAction *action)
 114 {
 115     SortingMode mode = NoSorting;
 116     if (action == ui->sortByNameAction) {
 117         mode = AlphaSorting;
 118         qDebug() << "sort by name";
 119     } else if (action == ui->sortByDistanceAction) {
 120         mode = DistanceSorting;
 121         qDebug() << "sort by distance";
 122     } else if (action == ui->sortRecentFirstAction) {
 123         mode = RecentUsageSorting;
 124         qDebug() << "sort by recent use";
 125     }
 126
 127     QSettings settings;
 128     settings.setValue("StationListView/SortingMode", mode);
 129
 130     setSortingMode(mode);
 131 }
 132
 133 void StationListView::setSortingMode(StationListView::SortingMode mode)
 134 {
 135     qDebug() << "setSorting Mode" << mode << "called";
 136     if (mode != m_sortingMode) {
 137         m_sortingMode = mode;
 138         filterModel->setRecentOnlyFilter(false);
 139
 140         switch (mode) {
 141         case AlphaSorting:
 142             filterModel->setSortRole(Qt::DisplayRole);
 143             ui->sortByNameAction->setChecked(true);
 144             break;
 145         case DistanceSorting:
 146             filterModel->setSortRole(StationListModel::PositionRole);
 147             ui->sortByDistanceAction->setChecked(true);
 148             break;
 149         case RecentUsageSorting:
 150             ui->sortRecentFirstAction->setChecked(true);
 151             filterModel->setRecentOnlyFilter(true);
 152             break;
 153         case NoSorting:
 154         default:
 155             break;
 156         }
 157         filterModel->invalidate();
 158         filterModel->sort(0);
 159         emit sortingModeChanged(mode);
 160     }
 161 }
 162
 163 StationListView::SortingMode StationListView::sortingMode()
 164 {
 165     return m_sortingMode;
 166 }