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 MainWindow::MainWindow(QWidget *parent)
  21     : QMainWindow(parent)
  22 {
  23     setupUi(this);
  24
  25     // connect Menu actions
  26     connect(actionImportSchedule, SIGNAL(triggered()), SLOT(importSchedule()));
  27     connect(actionAboutQt, SIGNAL(triggered()), qApp, SLOT(aboutQt()));
  28     connect(actionAboutApplication, SIGNAL(triggered()), SLOT(aboutApp()));
  29
  30     // create "SQLITE" DB instance/connection
  31     // opens DB connection (needed for EventModel)
  32     mSqlEngine = new SqlEngine(this);
  33     mSqlEngine->initialize();
  34
  35     mXmlParser = new ScheduleXmlParser(this);
  36     connect(mXmlParser, SIGNAL(progressStatus(int)), this, SLOT(showParsingProgress(int)));
  37     statusBar()->showMessage(tr("Ready"));
  38
  39     connect(dayNavigator, SIGNAL(dateChanged(const QDate &)), SLOT(updateDayView(const QDate &)));
  40     connect(activityDayNavigator, SIGNAL(dateChanged(const QDate &)), SLOT(updateActivitiesDayView(const QDate &)));
  41     connect(favouriteDayNavigator, SIGNAL(dateChanged(const QDate &)), SLOT(updateFavouritesDayView(const QDate &)));
  42
  43     // DAY EVENTS View
  44     dayTreeView->setHeaderHidden(true);
  45     dayTreeView->setRootIsDecorated(false);
  46     dayTreeView->setIndentation(0);
  47     dayTreeView->setAnimated(true);
  48     dayTreeView->setModel(new EventModel());
  49     dayTreeView->setItemDelegate(new Delegate(dayTreeView));
  50
  51     // FAVOURITIES View
  52     favTreeView->setHeaderHidden(true);
  53     favTreeView->setRootIsDecorated(false);
  54     favTreeView->setIndentation(0);
  55     favTreeView->setAnimated(true);
  56     favTreeView->setModel(new EventModel());
  57     favTreeView->setItemDelegate(new Delegate(favTreeView));
  58
  59     //ACTIVITIES View
  60     actTreeView->setHeaderHidden(true);
  61     actTreeView->setRootIsDecorated(false);
  62     actTreeView->setIndentation(0);
  63     actTreeView->setAnimated(true);
  64     actTreeView->setModel(new EventModel());
  65     actTreeView->setItemDelegate(new Delegate(actTreeView));
  66
  67     // event double clicked
  68     connect(dayTreeView, SIGNAL(doubleClicked(const QModelIndex &)), SLOT(itemDoubleClicked(const QModelIndex &)));
  69     connect(favTreeView, SIGNAL(doubleClicked(const QModelIndex &)), SLOT(itemDoubleClicked(const QModelIndex &)));
  70     connect(actTreeView, SIGNAL(doubleClicked(const QModelIndex &)), SLOT(itemDoubleClicked(const QModelIndex &)));
  71     // request for map to be displayed
  72     connect(dayTreeView, SIGNAL(requestForMap(const QModelIndex &)), SLOT(displayMap(const QModelIndex &)));
  73     connect(favTreeView, SIGNAL(requestForMap(const QModelIndex &)), SLOT(displayMap(const QModelIndex &)));
  74     connect(actTreeView, SIGNAL(requestForMap(const QModelIndex &)), SLOT(displayMap(const QModelIndex &)));
  75
  76
  77     // TESTING: load some 'fav' data
  78     if(Conference::getAll().count()) // no conference(s) in the DB
  79     {
  80         int confId = 1;
  81         static_cast<EventModel*>(favTreeView->model())->loadFavEvents(Conference::getById(confId).start(),confId);
  82         favTreeView->reset();
  83     }
  84
  85     if(!Conference::getAll().count()) // no conference(s) in the DB
  86     {
  87         dayNavigator->hide(); // hide DayNavigatorWidget
  88         activityDayNavigator->hide();
  89     }
  90     else
  91     {
  92         int confId = 1;
  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         int confId = 1;
 133         // 'dayNavigator' emits signal 'dateChanged' after setting valid START:END dates
 134         QDate aStartDate = Conference::getById(confId).start();
 135         QDate aEndDate = Conference::getById(confId).end();
 136         dayNavigator->setDates(aStartDate, aEndDate);
 137         activityDayNavigator->setDates(aStartDate, aEndDate);
 138     }
 139 }
 140
 141 void MainWindow::showParsingProgress(int aStatus)
 142 {
 143     QString msg = QString("Parsing completed: %1\%").arg(aStatus);
 144     statusBar()->showMessage(msg,1000);
 145 }
 146
 147 void MainWindow::aboutApp()
 148 {
 149     QDialog dialog(this);
 150     Ui::AboutDialog ui;
 151     ui.setupUi(&dialog);
 152     dialog.exec();
 153 }
 154
 155 void MainWindow::updateDayView(const QDate &aDate)
 156 {
 157     int confId = 1;
 158     static_cast<EventModel*>(dayTreeView->model())->loadEvents(aDate,confId);
 159     dayTreeView->reset();
 160     dayNavigator->show();
 161 }
 162
 163 void MainWindow::updateTab(const int aIndex)
 164 {
 165     int confId = 1;
 166     switch(aIndex)
 167     {
 168     case 0://index 0 of tabWidget: dayViewTab
 169         {
 170             static_cast<EventModel*>(dayTreeView->model())->loadEvents(Conference::getById(confId).start(),confId);
 171             dayTreeView->reset();
 172             dayNavigator->show();
 173         }
 174         break;
 175     case 1: //index 1 of tabWidget: favouritesTab
 176         {
 177             static_cast<EventModel*>(favTreeView->model())->loadFavEvents(Conference::getById(confId).start(),confId);
 178             favTreeView->reset();
 179             favouriteDayNavigator->show();
 180         }
 181         break;
 182     case 2: //index 2 of tabWidget: activitiesTab
 183         {
 184             static_cast<EventModel*>(actTreeView->model())->loadEventsByActivities(Conference::getById(confId).start(),confId);
 185             actTreeView->reset();
 186             activityDayNavigator->show();
 187         }
 188         break;
 189     default:
 190         {
 191
 192         }
 193     };
 194
 195
 196 }
 197
 198 void MainWindow::updateActivitiesDayView(const QDate &aDate)
 199 {
 200     int confId = 1;
 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     int confId = 1;
 209     static_cast<EventModel*>(favTreeView->model())->loadFavEvents(aDate,confId);
 210     favTreeView->reset();
 211     favouriteDayNavigator->show();
 212 }
 213
 214 void MainWindow::itemDoubleClicked(const QModelIndex &aIndex)
 215 {
 216     // have to handle only events, not time-groups
 217     if(!aIndex.parent().isValid()) // time-group
 218         return;
 219
 220     EventDialog dialog(aIndex,this);
 221     dialog.exec();
 222 }
 223
 224 void MainWindow::displayMap(const QModelIndex &aIndex)
 225 {
 226     Event *event = static_cast<Event*>(aIndex.internalPointer());
 227
 228     // room names are stored in lower-case format
 229     // room names are stored without dots in the name, eg. "aw.1124.png" -> "aw1124.png"
 230     QString mapPath = QString(":/maps/rooms/%1.png").arg(event->room().toLower().remove("."));
 231     if(!QFile::exists(mapPath))
 232         mapPath = QString(":/maps/rooms/not-available.png");
 233
 234     QString roomName;
 235     if(mapPath.contains("not-available", Qt::CaseInsensitive))
 236         roomName = QString("Map is not available: %1").arg(event->room());
 237     else
 238         roomName = event->room();
 239
 240     QPixmap map(mapPath);
 241     MapWindow window(map,roomName,this);
 242     window.exec();
 243 }
 244