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 <activity.h>
  10 #include <eventmodel.h>
  11 #include <delegate.h>
  12
  13 #include <conference.h>
  14
  15 #include <QDialog>
  16 #include "ui_about.h"
  17 #include "eventdialog.h"
  18 #include "daynavigatorwidget.h"
  19 #include "mapwindow.h"
  20
  21 const int confId = 1;
  22
  23 MainWindow::MainWindow(QWidget *parent)
  24     : QMainWindow(parent)
  25 {
  26     setupUi(this);
  27
  28     // connect Menu actions
  29     connect(actionImportSchedule, SIGNAL(triggered()), SLOT(importSchedule()));
  30     connect(actionAboutQt, SIGNAL(triggered()), qApp, SLOT(aboutQt()));
  31     connect(actionAboutApplication, SIGNAL(triggered()), SLOT(aboutApp()));
  32
  33     // create "SQLITE" DB instance/connection
  34     // opens DB connection (needed for EventModel)
  35     mSqlEngine = new SqlEngine(this);
  36     mSqlEngine->initialize();
  37
  38     mXmlParser = new ScheduleXmlParser(this);
  39     connect(mXmlParser, SIGNAL(progressStatus(int)), this, SLOT(showParsingProgress(int)));
  40     statusBar()->showMessage(tr("Ready"));
  41
  42     //create activity map
  43     Activity::updateActivityMap();
  44
  45     connect(dayNavigator, SIGNAL(dateChanged(const QDate &)), SLOT(updateDayView(const QDate &)));
  46     connect(activityDayNavigator, SIGNAL(dateChanged(const QDate &)), SLOT(updateActivitiesDayView(const QDate &)));
  47     connect(favouriteDayNavigator, SIGNAL(dateChanged(const QDate &)), SLOT(updateFavouritesDayView(const QDate &)));
  48
  49     // DAY EVENTS View
  50     dayTreeView->setHeaderHidden(true);
  51     dayTreeView->setRootIsDecorated(false);
  52     dayTreeView->setIndentation(0);
  53     dayTreeView->setAnimated(true);
  54     dayTreeView->setModel(new EventModel());
  55     dayTreeView->setItemDelegate(new Delegate(dayTreeView));
  56
  57     // FAVOURITIES View
  58     favTreeView->setHeaderHidden(true);
  59     favTreeView->setRootIsDecorated(false);
  60     favTreeView->setIndentation(0);
  61     favTreeView->setAnimated(true);
  62     favTreeView->setModel(new EventModel());
  63     favTreeView->setItemDelegate(new Delegate(favTreeView));
  64
  65     //ACTIVITIES View
  66     actTreeView->setHeaderHidden(true);
  67     actTreeView->setRootIsDecorated(false);
  68     actTreeView->setIndentation(0);
  69     actTreeView->setAnimated(true);
  70     actTreeView->setModel(new EventModel());
  71     actTreeView->setItemDelegate(new Delegate(actTreeView));
  72
  73     // event clicked
  74     connect(dayTreeView, SIGNAL(clicked(const QModelIndex &)), SLOT(itemClicked(const QModelIndex &)));
  75     connect(favTreeView, SIGNAL(clicked(const QModelIndex &)), SLOT(itemClicked(const QModelIndex &)));
  76     connect(actTreeView, SIGNAL(clicked(const QModelIndex &)), SLOT(itemClicked(const QModelIndex &)));
  77     // request for map to be displayed
  78     connect(dayTreeView, SIGNAL(requestForMap(const QModelIndex &)), SLOT(displayMap(const QModelIndex &)));
  79     connect(favTreeView, SIGNAL(requestForMap(const QModelIndex &)), SLOT(displayMap(const QModelIndex &)));
  80     connect(actTreeView, SIGNAL(requestForMap(const QModelIndex &)), SLOT(displayMap(const QModelIndex &)));
  81
  82
  83     // TESTING: load some 'fav' data
  84     if(Conference::getAll().count()) // no conference(s) in the DB
  85     {
  86         static_cast<EventModel*>(favTreeView->model())->loadFavEvents(Conference::getById(confId).start(),confId);
  87         favTreeView->reset();
  88     }
  89
  90     if(!Conference::getAll().count()) // no conference(s) in the DB
  91     {
  92         dayNavigator->hide(); // hide DayNavigatorWidget
  93         activityDayNavigator->hide();
  94     }
  95     else
  96     {
  97         QDate aStartDate = Conference::getById(confId).start();
  98         QDate aEndDate = Conference::getById(confId).end();
  99         dayNavigator->setDates(aStartDate, aEndDate);
 100         activityDayNavigator->setDates(aStartDate, aEndDate);
 101         favouriteDayNavigator->setDates(aStartDate, aEndDate);
 102     }
 103
 104     connect(tabWidget, SIGNAL(currentChanged(int)), this, SLOT(updateTab(int)));
 105
 106 }
 107
 108 MainWindow::~MainWindow()
 109 {
 110     if(mSqlEngine)
 111     {
 112         delete mSqlEngine;
 113         mSqlEngine = NULL;
 114     }
 115     if(mXmlParser)
 116     {
 117         delete mXmlParser;
 118         mXmlParser = NULL;
 119     }
 120 }
 121
 122 void MainWindow::importSchedule()
 123 {
 124     QFile file(":/schedule.en.xml");
 125     if (!file.open(QIODevice::ReadOnly | QIODevice::Text))
 126     {
 127         qDebug() << "can't open " << file.fileName();
 128         return;
 129     }
 130
 131     QByteArray data = file.readAll();
 132     mXmlParser->parseData(data,mSqlEngine);
 133
 134     if(Conference::getAll().count())
 135     {
 136         // 'dayNavigator' emits signal 'dateChanged' after setting valid START:END dates
 137         QDate aStartDate = Conference::getById(confId).start();
 138         QDate aEndDate = Conference::getById(confId).end();
 139         dayNavigator->setDates(aStartDate, aEndDate);
 140         activityDayNavigator->setDates(aStartDate, aEndDate);
 141     }
 142     //update activity map
 143     Activity::updateActivityMap();
 144 }
 145
 146 void MainWindow::showParsingProgress(int aStatus)
 147 {
 148     QString msg = QString("Parsing completed: %1\%").arg(aStatus);
 149     statusBar()->showMessage(msg,1000);
 150 }
 151
 152 void MainWindow::aboutApp()
 153 {
 154     QDialog dialog(this);
 155     Ui::AboutDialog ui;
 156     ui.setupUi(&dialog);
 157     dialog.exec();
 158 }
 159
 160 void MainWindow::updateDayView(const QDate &aDate)
 161 {
 162     static_cast<EventModel*>(dayTreeView->model())->loadEvents(aDate,confId);
 163     dayTreeView->reset();
 164     dayNavigator->show();
 165 }
 166
 167 void MainWindow::updateTab(const int aIndex)
 168 {
 169     switch(aIndex)
 170     {
 171     case 0://index 0 of tabWidget: dayViewTab
 172         {
 173             static_cast<EventModel*>(dayTreeView->model())->loadEvents(Conference::getById(confId).start(),confId);
 174             dayTreeView->reset();
 175             dayNavigator->show();
 176         }
 177         break;
 178     case 1: //index 1 of tabWidget: favouritesTab
 179         {
 180             static_cast<EventModel*>(favTreeView->model())->loadFavEvents(Conference::getById(confId).start(),confId);
 181             favTreeView->reset();
 182             favouriteDayNavigator->show();
 183         }
 184         break;
 185     case 2: //index 2 of tabWidget: activitiesTab
 186         {
 187             static_cast<EventModel*>(actTreeView->model())->loadEventsByActivities(Conference::getById(confId).start(), confId);
 188             actTreeView->reset();
 189             activityDayNavigator->show();
 190         }
 191         break;
 192     default:
 193         {
 194
 195         }
 196     };
 197 }
 198
 199 void MainWindow::updateActivitiesDayView(const QDate &aDate)
 200 {
 201     static_cast<EventModel*>(actTreeView->model())->loadEventsByActivities(aDate, confId);
 202     actTreeView->reset();
 203     activityDayNavigator->show();
 204 }
 205
 206 void MainWindow::updateFavouritesDayView(const QDate &aDate)
 207 {
 208     static_cast<EventModel*>(favTreeView->model())->loadFavEvents(aDate,confId);
 209     favTreeView->reset();
 210     favouriteDayNavigator->show();
 211 }
 212
 213 void MainWindow::itemClicked(const QModelIndex &aIndex)
 214 {
 215     // have to handle only events, not time-groups
 216     if(!aIndex.parent().isValid()) // time-group
 217         return;
 218
 219     EventDialog dialog(aIndex,this);
 220     dialog.exec();
 221 }
 222
 223 void MainWindow::displayMap(const QModelIndex &aIndex)
 224 {
 225     Event *event = static_cast<Event*>(aIndex.internalPointer());
 226
 227     // room names are stored in lower-case format
 228     // room names are stored without dots in the name, eg. "aw.1124.png" -> "aw1124.png"
 229     QString mapPath = QString(":/maps/rooms/%1.png").arg(event->room().toLower().remove("."));
 230     if(!QFile::exists(mapPath))
 231         mapPath = QString(":/maps/rooms/not-available.png");
 232
 233     QString roomName;
 234     if(mapPath.contains("not-available", Qt::CaseInsensitive))
 235         roomName = QString("Map is not available: %1").arg(event->room());
 236     else
 237         roomName = event->room();
 238
 239     QPixmap map(mapPath);
 240     MapWindow window(map,roomName,this);
 241     window.exec();
 242 }