git.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->listView,
  67             SIGNAL(activated(QModelIndex)), SLOT(showStation(QModelIndex)));
  68     connect(ui->filterEdit, SIGNAL(textChanged(const QString &)),
  69             SLOT(handleFilterChanges(const QString &)));
  70     connect(viewSelectionGroup, SIGNAL(triggered(QAction*)),
  71             SLOT(handleSortingChange(QAction*)));
  72
  73     QSettings settings;
  74     SortingMode mode = static_cast<SortingMode>(
  75                 settings.value("StationListView/SortingMode",
  76                                AlphaSorting).toInt());
  77     filterModel->setRecentStations(
  78                 settings.value("RecentStations").toString().split(","));
  79     setSortingMode(mode);
  80 }
  81
  82
  83 StationListView::~StationListView()
  84 {
  85     delete ui;
  86 }
  87
  88 void StationListView::showSettings(void)
  89 {
  90     qDebug() << "Show Settings";
  91     SettingsDialog *settingsDialog = new SettingsDialog(this);
  92     if (settingsDialog->exec() == QDialog::Accepted) {
  93         // TODO Use new settings
  94     }
  95
  96     delete settingsDialog;
  97 }
  98
  99 void StationListView::showStation(const QModelIndex &index)
 100 {
 101     qDebug() << "Show Station" << index.data();
 102     emit stationSelected(index.data().toString());
 103 }
 104
 105 void StationListView::handleFilterChanges(const QString &filter)
 106 {
 107     if (!filter.isEmpty())
 108         ui->filterEdit->show();
 109     else
 110         ui->filterEdit->hide();
 111     filterModel->setFilterFixedString(filter);
 112 }
 113
 114 void StationListView::updatePosition(const QtMobility::QGeoPositionInfo &update)
 115 {
 116     qDebug() << "Position update received" << update;
 117     filterModel->setUserPosition(update.coordinate());
 118     filterModel->invalidate();
 119     filterModel->sort(0);
 120 }
 121
 122 void StationListView::handleSortingChange(QAction *action)
 123 {
 124     SortingMode mode = NoSorting;
 125     if (action == ui->sortByNameAction) {
 126         mode = AlphaSorting;
 127         qDebug() << "sort by name";
 128     } else if (action == ui->sortByDistanceAction) {
 129         mode = DistanceSorting;
 130         qDebug() << "sort by distance";
 131     } else if (action == ui->sortRecentFirstAction) {
 132         mode = RecentUsageSorting;
 133         qDebug() << "sort by recent use";
 134     }
 135
 136     QSettings settings;
 137     settings.setValue("StationListView/SortingMode", mode);
 138
 139     setSortingMode(mode);
 140 }
 141
 142 void StationListView::setSortingMode(StationListView::SortingMode mode)
 143 {
 144     qDebug() << "setSorting Mode" << mode << "called";
 145     if (mode != m_sortingMode) {
 146         m_sortingMode = mode;
 147         filterModel->setRecentOnlyFilter(false);
 148
 149         switch (mode) {
 150         case AlphaSorting:
 151             filterModel->setSortRole(Qt::DisplayRole);
 152             ui->sortByNameAction->setChecked(true);
 153             break;
 154         case DistanceSorting:
 155             filterModel->setSortRole(StationListModel::PositionRole);
 156             ui->sortByDistanceAction->setChecked(true);
 157             break;
 158         case RecentUsageSorting:
 159             ui->sortRecentFirstAction->setChecked(true);
 160             filterModel->setRecentOnlyFilter(true);
 161             break;
 162         case NoSorting:
 163         default:
 164             break;
 165         }
 166         filterModel->invalidate();
 167         filterModel->sort(0);
 168         emit sortingModeChanged(mode);
 169     }
 170 }
 171
 172 StationListView::SortingMode StationListView::sortingMode()
 173 {
 174     return m_sortingMode;
 175 }