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     //update 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     // DAY EVENTS View
  74         searchTreeView->setHeaderHidden(true);
  75         searchTreeView->setRootIsDecorated(false);
  76         searchTreeView->setIndentation(0);
  77         searchTreeView->setAnimated(true);
  78         searchTreeView->setModel(new EventModel());
  79         searchTreeView->setItemDelegate(new Delegate(searchTreeView));
  80         searchTreeView->setVisible(false);
  81         searchDayNavigator->setVisible(false);
  82     // event clicked
  83     connect(dayTreeView, SIGNAL(clicked(const QModelIndex &)), SLOT(itemClicked(const QModelIndex &)));
  84     connect(favTreeView, SIGNAL(clicked(const QModelIndex &)), SLOT(itemClicked(const QModelIndex &)));
  85     connect(actTreeView, SIGNAL(clicked(const QModelIndex &)), SLOT(itemClicked(const QModelIndex &)));
  86     connect(searchTreeView, SIGNAL(doubleClicked(const QModelIndex &)), SLOT(itemDoubleClicked(const QModelIndex &)));
  87     // request for map to be displayed
  88     connect(dayTreeView, SIGNAL(requestForMap(const QModelIndex &)), SLOT(displayMap(const QModelIndex &)));
  89     connect(favTreeView, SIGNAL(requestForMap(const QModelIndex &)), SLOT(displayMap(const QModelIndex &)));
  90     connect(actTreeView, SIGNAL(requestForMap(const QModelIndex &)), SLOT(displayMap(const QModelIndex &)));
  91     connect(searchTreeView, SIGNAL(requestForMap(const QModelIndex &)), SLOT(displayMap(const QModelIndex &)));
  92     // event search button clicked
  93     connect(searchButton, SIGNAL(clicked()), SLOT(searchClicked()));
  94
  95     // TESTING: load some 'fav' data
  96     if(Conference::getAll().count()) // no conference(s) in the DB
  97     {
  98         static_cast<EventModel*>(favTreeView->model())->loadFavEvents(Conference::getById(confId).start(),confId);
  99         favTreeView->reset();
 100     }
 101
 102     if(!Conference::getAll().count()) // no conference(s) in the DB
 103     {
 104         dayNavigator->hide(); // hide DayNavigatorWidget
 105         activityDayNavigator->hide();
 106     }
 107     else
 108     {
 109         QDate aStartDate = Conference::getById(confId).start();
 110         QDate aEndDate = Conference::getById(confId).end();
 111         dayNavigator->setDates(aStartDate, aEndDate);
 112         activityDayNavigator->setDates(aStartDate, aEndDate);
 113         favouriteDayNavigator->setDates(aStartDate, aEndDate);
 114     }
 115
 116     connect(tabWidget, SIGNAL(currentChanged(int)), this, SLOT(updateTab(int)));
 117
 118 }
 119
 120 MainWindow::~MainWindow()
 121 {
 122     if(mSqlEngine)
 123     {
 124         delete mSqlEngine;
 125         mSqlEngine = NULL;
 126     }
 127     if(mXmlParser)
 128     {
 129         delete mXmlParser;
 130         mXmlParser = NULL;
 131     }
 132 }
 133
 134 void MainWindow::importSchedule()
 135 {
 136     QFile file(":/schedule.en.xml");
 137     if (!file.open(QIODevice::ReadOnly | QIODevice::Text))
 138     {
 139         qDebug() << "can't open " << file.fileName();
 140         return;
 141     }
 142
 143     QByteArray data = file.readAll();
 144     mXmlParser->parseData(data,mSqlEngine);
 145
 146     if(Conference::getAll().count())
 147     {
 148         // 'dayNavigator' emits signal 'dateChanged' after setting valid START:END dates
 149         QDate aStartDate = Conference::getById(confId).start();
 150         QDate aEndDate = Conference::getById(confId).end();
 151         dayNavigator->setDates(aStartDate, aEndDate);
 152         activityDayNavigator->setDates(aStartDate, aEndDate);
 153     }
 154     //update activity map
 155     Activity::updateActivityMap();
 156 }
 157
 158 void MainWindow::showParsingProgress(int aStatus)
 159 {
 160     QString msg = QString("Parsing completed: %1\%").arg(aStatus);
 161     statusBar()->showMessage(msg,1000);
 162 }
 163
 164 void MainWindow::aboutApp()
 165 {
 166     QDialog dialog(this);
 167     Ui::AboutDialog ui;
 168     ui.setupUi(&dialog);
 169     dialog.exec();
 170 }
 171
 172 void MainWindow::updateDayView(const QDate &aDate)
 173 {
 174     static_cast<EventModel*>(dayTreeView->model())->loadEvents(aDate,confId);
 175     dayTreeView->reset();
 176     dayNavigator->show();
 177 }
 178
 179 void MainWindow::updateTab(const int aIndex)
 180 {
 181     switch(aIndex)
 182     {
 183     case 0://index 0 of tabWidget: dayViewTab
 184         {
 185             static_cast<EventModel*>(dayTreeView->model())->loadEvents(Conference::getById(confId).start(),confId);
 186             dayTreeView->reset();
 187             dayNavigator->show();
 188         }
 189         break;
 190     case 1: //index 1 of tabWidget: favouritesTab
 191         {
 192             static_cast<EventModel*>(favTreeView->model())->loadFavEvents(Conference::getById(confId).start(),confId);
 193             favTreeView->reset();
 194             favouriteDayNavigator->show();
 195         }
 196         break;
 197     case 2: //index 2 of tabWidget: activitiesTab
 198         {
 199             static_cast<EventModel*>(actTreeView->model())->loadEventsByActivities(Conference::getById(confId).start(), confId);
 200             actTreeView->reset();
 201             activityDayNavigator->show();
 202         }
 203         break;
 204     default:
 205         {
 206
 207         }
 208     };
 209 }
 210
 211 void MainWindow::updateActivitiesDayView(const QDate &aDate)
 212 {
 213     static_cast<EventModel*>(actTreeView->model())->loadEventsByActivities(aDate, confId);
 214     actTreeView->reset();
 215     activityDayNavigator->show();
 216 }
 217
 218 void MainWindow::updateFavouritesDayView(const QDate &aDate)
 219 {
 220     static_cast<EventModel*>(favTreeView->model())->loadFavEvents(aDate,confId);
 221     favTreeView->reset();
 222     favouriteDayNavigator->show();
 223 }
 224
 225 void MainWindow::itemClicked(const QModelIndex &aIndex)
 226 {
 227     // have to handle only events, not time-groups
 228     if(!aIndex.parent().isValid()) // time-group
 229         return;
 230
 231     EventDialog dialog(aIndex,this);
 232     dialog.exec();
 233 }
 234
 235 void MainWindow::displayMap(const QModelIndex &aIndex)
 236 {
 237     Event *event = static_cast<Event*>(aIndex.internalPointer());
 238
 239     // room names are stored in lower-case format
 240     // room names are stored without dots in the name, eg. "aw.1124.png" -> "aw1124.png"
 241     QString mapPath = QString(":/maps/rooms/%1.png").arg(event->room().toLower().remove("."));
 242     if(!QFile::exists(mapPath))
 243         mapPath = QString(":/maps/rooms/not-available.png");
 244
 245     QString roomName;
 246     if(mapPath.contains("not-available", Qt::CaseInsensitive))
 247         roomName = QString("Map is not available: %1").arg(event->room());
 248     else
 249         roomName = event->room();
 250
 251     QPixmap map(mapPath);
 252     MapWindow window(map,roomName,this);
 253     window.exec();
 254 }
 255
 256 void MainWindow::searchClicked()
 257 {
 258     QList<QString> columns;
 259
 260     if( searchTitle->isChecked() )
 261         columns.append( "title" );
 262     if( searchAbstract->isChecked() )
 263         columns.append( "abstract" );
 264
 265     if( mSqlEngine->searchEvent( confId, columns, searchEdit->text() ) > 0 ){
 266         searchTreeView->setVisible(true);
 267         searchDayNavigator->setVisible(true);
 268     }
 269 }
 270