src/gui/mainwindow.cpp

   1 #include "mainwindow.h"
   2
   3 #include <QTreeView>
   4 #include <QDirModel>
   5
   6 #include <sqlengine.h>
   7 #include <schedulexmlparser.h>
   8
   9 #include <eventmodel.h>
  10 #include <delegate.h>
  11
  12 #include <conference.h>
  13
  14 #include <QDialog>
  15 #include "ui_about.h"
  16 #include "eventdialog.h"
  17 #include "daynavigatorwidget.h"
  18 #include "mapwindow.h"
  19
  20 const int confId = 1;
  21
  22 MainWindow::MainWindow(QWidget *parent)
  23     : QMainWindow(parent)
  24 {
  25     setupUi(this);
  26
  27     // connect Menu actions
  28     connect(actionImportSchedule, SIGNAL(triggered()), SLOT(importSchedule()));
  29     connect(actionAboutQt, SIGNAL(triggered()), qApp, SLOT(aboutQt()));
  30     connect(actionAboutApplication, SIGNAL(triggered()), SLOT(aboutApp()));
  31
  32     // create "SQLITE" DB instance/connection
  33     // opens DB connection (needed for EventModel)
  34     mSqlEngine = new SqlEngine(this);
  35     mSqlEngine->initialize();
  36
  37     mXmlParser = new ScheduleXmlParser(this);
  38     connect(mXmlParser, SIGNAL(progressStatus(int)), this, SLOT(showParsingProgress(int)));
  39     statusBar()->showMessage(tr("Ready"));
  40
  41     connect(dayNavigator, SIGNAL(dateChanged(const QDate &)), SLOT(updateDayView(const QDate &)));
  42     connect(activityDayNavigator, SIGNAL(dateChanged(const QDate &)), SLOT(updateActivitiesDayView(const QDate &)));
  43     connect(favouriteDayNavigator, SIGNAL(dateChanged(const QDate &)), SLOT(updateFavouritesDayView(const QDate &)));
  44
  45     // DAY EVENTS View
  46     dayTreeView->setHeaderHidden(true);
  47     dayTreeView->setRootIsDecorated(false);
  48     dayTreeView->setIndentation(0);
  49     dayTreeView->setAnimated(true);
  50     dayTreeView->setModel(new EventModel());
  51     dayTreeView->setItemDelegate(new Delegate(dayTreeView));
  52
  53     // FAVOURITIES View
  54     favTreeView->setHeaderHidden(true);
  55     favTreeView->setRootIsDecorated(false);
  56     favTreeView->setIndentation(0);
  57     favTreeView->setAnimated(true);
  58     favTreeView->setModel(new EventModel());
  59     favTreeView->setItemDelegate(new Delegate(favTreeView));
  60
  61     //ACTIVITIES View
  62     actTreeView->setHeaderHidden(true);
  63     actTreeView->setRootIsDecorated(false);
  64     actTreeView->setIndentation(0);
  65     actTreeView->setAnimated(true);
  66     actTreeView->setModel(new EventModel());
  67     actTreeView->setItemDelegate(new Delegate(actTreeView));
  68
  69     // event clicked
  70     connect(dayTreeView, SIGNAL(clicked(const QModelIndex &)), SLOT(itemClicked(const QModelIndex &)));
  71     connect(favTreeView, SIGNAL(clicked(const QModelIndex &)), SLOT(itemClicked(const QModelIndex &)));
  72     connect(actTreeView, SIGNAL(clicked(const QModelIndex &)), SLOT(itemClicked(const QModelIndex &)));
  73     // request for map to be displayed
  74     connect(dayTreeView, SIGNAL(requestForMap(const QModelIndex &)), SLOT(displayMap(const QModelIndex &)));
  75     connect(favTreeView, SIGNAL(requestForMap(const QModelIndex &)), SLOT(displayMap(const QModelIndex &)));
  76     connect(actTreeView, SIGNAL(requestForMap(const QModelIndex &)), SLOT(displayMap(const QModelIndex &)));
  77
  78
  79     // TESTING: load some 'fav' data
  80     if(Conference::getAll().count()) // no conference(s) in the DB
  81     {
  82         static_cast<EventModel*>(favTreeView->model())->loadFavEvents(Conference::getById(confId).start(),confId);
  83         favTreeView->reset();
  84     }
  85
  86     if(!Conference::getAll().count()) // no conference(s) in the DB
  87     {
  88         dayNavigator->hide(); // hide DayNavigatorWidget
  89         activityDayNavigator->hide();
  90     }
  91     else
  92     {
  93         QDate aStartDate = Conference::getById(confId).start();
  94         QDate aEndDate = Conference::getById(confId).end();
  95         dayNavigator->setDates(aStartDate, aEndDate);
  96         activityDayNavigator->setDates(aStartDate, aEndDate);
  97         favouriteDayNavigator->setDates(aStartDate, aEndDate);
  98     }
  99
 100     connect(tabWidget, SIGNAL(currentChanged(int)), this, SLOT(updateTab(int)));
 101
 102 }
 103
 104 MainWindow::~MainWindow()
 105 {
 106     if(mSqlEngine)
 107     {
 108         delete mSqlEngine;
 109         mSqlEngine = NULL;
 110     }
 111     if(mXmlParser)
 112     {
 113         delete mXmlParser;
 114         mXmlParser = NULL;
 115     }
 116 }
 117
 118 void MainWindow::importSchedule()
 119 {
 120     QFile file(":/schedule.en.xml");
 121     if (!file.open(QIODevice::ReadOnly | QIODevice::Text))
 122     {
 123         qDebug() << "can't open " << file.fileName();
 124         return;
 125     }
 126
 127     QByteArray data = file.readAll();
 128     mXmlParser->parseData(data,mSqlEngine);
 129
 130     if(Conference::getAll().count())
 131     {
 132         // 'dayNavigator' emits signal 'dateChanged' after setting valid START:END dates
 133         QDate aStartDate = Conference::getById(confId).start();
 134         QDate aEndDate = Conference::getById(confId).end();
 135         dayNavigator->setDates(aStartDate, aEndDate);
 136         activityDayNavigator->setDates(aStartDate, aEndDate);
 137     }
 138 }
 139
 140 void MainWindow::showParsingProgress(int aStatus)
 141 {
 142     QString msg = QString("Parsing completed: %1\%").arg(aStatus);
 143     statusBar()->showMessage(msg,1000);
 144 }
 145
 146 void MainWindow::aboutApp()
 147 {
 148     QDialog dialog(this);
 149     Ui::AboutDialog ui;
 150     ui.setupUi(&dialog);
 151     dialog.exec();
 152 }
 153
 154 void MainWindow::updateDayView(const QDate &aDate)
 155 {
 156     static_cast<EventModel*>(dayTreeView->model())->loadEvents(aDate,confId);
 157     dayTreeView->reset();
 158     dayNavigator->show();
 159 }
 160
 161 void MainWindow::updateTab(const int aIndex)
 162 {
 163     switch(aIndex)
 164     {
 165     case 0://index 0 of tabWidget: dayViewTab
 166         {
 167             static_cast<EventModel*>(dayTreeView->model())->loadEvents(Conference::getById(confId).start(),confId);
 168             dayTreeView->reset();
 169             dayNavigator->show();
 170         }
 171         break;
 172     case 1: //index 1 of tabWidget: favouritesTab
 173         {
 174             static_cast<EventModel*>(favTreeView->model())->loadFavEvents(Conference::getById(confId).start(),confId);
 175             favTreeView->reset();
 176             favouriteDayNavigator->show();
 177         }
 178         break;
 179     case 2: //index 2 of tabWidget: activitiesTab
 180         {
 181             static_cast<EventModel*>(actTreeView->model())->loadEventsByActivities(Conference::getById(confId).start(),confId);
 182             actTreeView->reset();
 183             activityDayNavigator->show();
 184         }
 185         break;
 186     default:
 187         {
 188
 189         }
 190     };
 191 }
 192
 193 void MainWindow::updateActivitiesDayView(const QDate &aDate)
 194 {
 195     static_cast<EventModel*>(actTreeView->model())->loadEventsByActivities(aDate,confId);
 196     actTreeView->reset();
 197     activityDayNavigator->show();
 198 }
 199
 200 void MainWindow::updateFavouritesDayView(const QDate &aDate)
 201 {
 202     static_cast<EventModel*>(favTreeView->model())->loadFavEvents(aDate,confId);
 203     favTreeView->reset();
 204     favouriteDayNavigator->show();
 205 }
 206
 207 void MainWindow::itemClicked(const QModelIndex &aIndex)
 208 {
 209     // have to handle only events, not time-groups
 210     if(!aIndex.parent().isValid()) // time-group
 211         return;
 212
 213     EventDialog dialog(aIndex,this);
 214     dialog.exec();
 215 }
 216
 217 void MainWindow::displayMap(const QModelIndex &aIndex)
 218 {
 219     Event *event = static_cast<Event*>(aIndex.internalPointer());
 220
 221     // room names are stored in lower-case format
 222     // room names are stored without dots in the name, eg. "aw.1124.png" -> "aw1124.png"
 223     QString mapPath = QString(":/maps/rooms/%1.png").arg(event->room().toLower().remove("."));
 224     if(!QFile::exists(mapPath))
 225         mapPath = QString(":/maps/rooms/not-available.png");
 226
 227     QString roomName;
 228     if(mapPath.contains("not-available", Qt::CaseInsensitive))
 229         roomName = QString("Map is not available: %1").arg(event->room());
 230     else
 231         roomName = event->room();
 232
 233     QPixmap map(mapPath);
 234     MapWindow window(map,roomName,this);
 235     window.exec();
 236 }
 237