datebook.cpp

Trolltech公司发布的图形界面操作系统。可在qt-embedded-2.3.10平台上编译为嵌入式图形界面操作系统。

			diter = futureExceptions.remove( diter );
		    } else {
			diter++;
			pastExceptions.remove( d );
			// some of these would have been added by processing the children
			if ( processedDates.contains( d ) == 0 )
			    ((PrEvent&)e).addException( d );
		    }
		}

		break;
	}
    } else {
	e = ev.event();
	asException = FALSE;
    }

    EntryDialog editDlg( onMonday, e, parentWidget->isVisible() ? parentWidget : 0, "edit-event", TRUE );
    if ( preview )
	editDlg.showSummary();
    // workaround added for text input.
    if (e.isException())
#ifdef QTOPIA_PHONE
	editDlg.setCaption( tr("Edit Exception") );
#else
	editDlg.setCaption( tr("Edit Event Exception") );
#endif
    else
	editDlg.setCaption( tr("Edit Event") );

    // connect the qApp stuff.
    connect( qApp, SIGNAL(weekChanged(bool)),
	     &editDlg, SLOT(setWeekStartsMonday(bool)) );

#ifdef QTOPIA_DESKTOP
    connect( editDlg.entryDetails()->comboCategory,
	     SIGNAL( editCategoriesClicked(QWidget*) ),
	     SLOT( editCategories(QWidget*) ) );
    editDlg.resize(500, 300);
#endif

    //entry->timezone->setEnabled(FALSE);

    while (QPEApplication::execDialog(&editDlg) ) {
	PimEvent newEv = editDlg.event();
	QString error = checkEvent(newEv);
	if (!error.isNull()) {
	    if (QMessageBox::warning(parentWidget, "Error",
			error, "Fix it", "Continue", 0, 0, 1) == 0)
		continue;
	}
	QUuid u;
	if ( following ) {
	    // We've got all the forward events and exceptions already
	    // Now remove then from the "old" series. Of course, just
	    // to be difficult, we can't do that so remove then all and
	    // then add back the appropriate ones
	    orig.clearExceptions();
	    QValueList<QDate> processedDates;
	    QValueListIterator<QUuid> uiter;
	    QValueListIterator<QDate> diter;
	    // Children first
	    for ( uiter = pastChildren.begin(); uiter != pastChildren.end(); uiter++ ) {
		QUuid u = *uiter;
		PimEvent child = db->find( u );
		QDate dateOfChild = child.start().date();
		orig.addException( dateOfChild, u );
		processedDates.append( dateOfChild );
	    }
	    // Now the extra exceptions
	    for ( diter = pastExceptions.begin(); diter != pastExceptions.end(); diter++ ) {
		QDate d = *diter;
		if ( processedDates.contains( d ) == 0 )
		    ((PrEvent&)orig).addException( d );
	    }

	    // Change the repeat end for the "old" series to be the current event's date
	    orig.setRepeatTill( newEv.start().date().addDays( -1 ) );
	    db->updateEvent( orig );
	    u = db->addEvent( newEv );

	    // Now change all the "future" children to belong to the correct series
	    for ( uiter = futureChildren.begin(); uiter != futureChildren.end(); uiter++ ) {
		QUuid uid = *uiter;
		PimEvent child = db->find( uid );
		((PrEvent&)child).setParentUid( u );
		db->updateEvent( child );
	    }
	} else {
	    if (asException) {
		u = db->addException(ev.date(),ev.event(), newEv);
	    } else {
		if (affectsExceptions(newEv, e)) {
		    if (QMessageBox::warning(parentWidget, tr("Calendar"),
				tr( "<p>Changes to the start time or recurrence pattern"
				    " of this event will cause all exceptions to this event"
				    " to be lost.  Continue?"),
				QMessageBox::Ok, QMessageBox::Cancel|QMessageBox::Default
				) != QMessageBox::Ok)
			return;
		    /// need to clear exceptions
		    db->removeExceptions(newEv);
		    newEv.clearExceptions();
		}
		db->updateEvent(newEv);
		u = newEv.uid();
	    }
	}
	emit eventsChanged();
	if ( views->visibleWidget() == dayView ) {
	    bool ok;
	    PimEvent e = db->find( u, &ok );
	    if ( ok )
		dayView->setCurrentEvent( e );
	}
	break;
    }
}

void DateBook::removeOccurrence( const Occurrence &o )
{
#if !defined(QTOPIA_DESKTOP)
    if ( checkSyncing() )
	return;
#endif

    PimEvent e = o.event();

    QString strName = e.description();
    if (e.hasRepeat()) {
	// ask if just this one or is series?
	if (!exceptionMb)
	    initExceptionMb();
	exceptionMb->setCaption( tr("Delete Event") );
	QValueListIterator<QUuid> uiter;
	QValueListIterator<QDate> diter;
	switch (exceptionMb->exec()) {
	    default:
		return;
	    case ExceptionDialog::Current:
		db->addException( o.start().date(), e );
		break;
	    case ExceptionDialog::All:
		db->removeEvent( e );
		break;
	    case ExceptionDialog::Following:
		// If we select Following but we're looking at the first instance,
		// just do the same as All.
		if ( o.date() == e.start().date() ) {
 		    db->removeEvent( e );
		    break;
		}

		PimEvent orig = o.event();
		QValueList<QDate> pastExceptions = ((PrEvent&)e).exceptions();
		QValueList<QDate> futureExceptions = ((PrEvent&)e).exceptions();
		QValueList<QUuid> futureChildren = ((PrEvent&)e).childUids();
		QValueList<QUuid> pastChildren = ((PrEvent&)e).childUids();
		// we can only remove everything
		// put it back in while processing the lists
		e.clearExceptions();

		// disassociate all children that are in the "past"
		for ( uiter = futureChildren.begin(); uiter != futureChildren.end(); ) {
		    QUuid u = *uiter;
		    PimEvent child = db->find( u );
		    QDate dateOfChild = child.start().date();
		    if ( dateOfChild < o.date() ) {
			uiter = futureChildren.remove( uiter );
		    } else {
			uiter++;
			pastChildren.remove( u );
		    }
		}

		// remove all exceptions from the "past"
		for ( diter = futureExceptions.begin(); diter != futureExceptions.end(); ) {
		    QDate d = *diter;
		    if ( d < o.date() ) {
			diter = futureExceptions.remove( diter );
		    } else {
			diter++;
			pastExceptions.remove( d );
		    }
 		}

		// We've got all the forward events and exceptions already
		// Now remove them from the "old" series. Of course, just
		// to be difficult, we can't do that so remove then all and
		// then add back the appropriate ones
		orig.clearExceptions();
		QValueList<QDate> processedDates;
		// Children first
		for ( uiter = pastChildren.begin(); uiter != pastChildren.end(); uiter++ ) {
		    QUuid u = *uiter;
		    PimEvent child = db->find( u );
		    QDate dateOfChild = child.start().date();
		    orig.addException( dateOfChild, u );
		    processedDates.append( dateOfChild );
		}
		// Now the extra exceptions
		for ( diter = pastExceptions.begin(); diter != pastExceptions.end(); diter++ ) {
		    QDate d = *diter;
		    if ( processedDates.contains( d ) == 0 )
			((PrEvent&)orig).addException( d );
		}

		// Change the repeat end for the "old" series to be the current event's date
		orig.setRepeatTill( o.date().addDays( -1 ) );
		db->updateEvent( orig );

		// Now delete all the "future" children
		for ( uiter = futureChildren.begin(); uiter != futureChildren.end(); uiter++ ) {
		    QUuid uid = *uiter;
		    PimEvent child = db->find( uid );
		    db->removeEvent( child );
		}

		break;
	}
    } else  {
	if ( !QPEMessageBox::confirmDelete( parentWidget, tr( "Calendar" ),strName ) )
	    return;
	db->removeEvent( e );
    }

    if ( views->visibleWidget() == dayView && dayView )
        dayView->redraw();
}

void DateBook::addEvent( const PimEvent &e )
{
    QDate d = e.start().date();
    initDay();
    dayView->selectDate( d );
}

void DateBook::editCurrentEvent()
{
    bool inViewMode = views->visibleWidget() == eventView;
    if ( inViewMode )
	hideEventDetails();
    if (eventSelected())
	editOccurrence(currentOccurrence());
    if ( inViewMode && eventSelected() )
	showEventDetails();
}

void DateBook::removeCurrentEvent()
{
    if ( views->visibleWidget() == eventView )
	hideEventDetails();
    if (eventSelected())
	removeOccurrence(currentOccurrence());
}

void DateBook::beamCurrentEvent()
{
#ifdef Q_WS_QWS
    if ( views->visibleWidget() == eventView )
	hideEventDetails();
    if (eventSelected())
	beamEvent(currentEvent());
#endif
}


bool DateBook::eventSelected() const
{
    if (views->visibleWidget() && views->visibleWidget() == dayView) {
	return dayView->hasSelection();
    }
    return FALSE;
}

PimEvent DateBook::currentEvent() const
{
    return dayView->currentEvent();
}

Occurrence DateBook::currentOccurrence() const
{
    return dayView->currentItem();
}

void DateBook::initDay()
{
    if ( !dayView ) {
	dayView = new DayView( db, onMonday, views, "dayview" ); // No tr
	dayView->setCompressDay( compressDay );
	views->addWidget( dayView, DAY );
	dayView->setDayStarts( startTime );
	connect( this, SIGNAL( eventsChanged() ),
		 dayView, SLOT( redraw() ) );
	connect( dayView, SIGNAL( newEvent() ),
		 this, SLOT( fileNew() ) );
	connect( dayView, SIGNAL( removeOccurrence(const Occurrence&) ),
		 this, SLOT( removeOccurrence(const Occurrence&) ) );
	connect( dayView, SIGNAL( editOccurrence(const Occurrence&) ),
		 this, SLOT( editOccurrence(const Occurrence&) ) );
	connect( dayView, SIGNAL( beamEvent(const PimEvent&) ),
		 this, SLOT( beamEvent(const PimEvent&) ) );
	connect( dayView, SIGNAL(newEvent(const QString&)),
		 this, SLOT(newEvent(const QString&)) );
	connect( dayView, SIGNAL(selectionChanged()),
		 this, SLOT(updateIcons()) );
	connect( dayView, SIGNAL(showDetails()),
		this, SLOT(showEventDetails()) );

	// qApp connections
	connect( qApp, SIGNAL(weekChanged(bool)),
		dayView, SLOT(setStartOnMonday(bool)) );
    }
}

void DateBook::initWeek()
{
    if ( !weekView ) {
	weekView = new WeekView( db, onMonday, views, "weekview" ); // No tr
	weekView->setDayStarts( startTime );
	views->addWidget( weekView, WEEK );
	connect( weekView, SIGNAL( dateActivated(const QDate&) ),
             this, SLOT( viewDay(const QDate&) ) );
	connect( this, SIGNAL( eventsChanged() ),
		 weekView, SLOT( redraw() ) );

	// qApp connections
	connect( qApp, SIGNAL(weekChanged(bool)),
		weekView, SLOT(setStartOnMonday(bool)) );
    }
}

void DateBook::initMonth()
{
    if ( !monthView ) {
	monthView = new MonthView( db, views, "monthview" ); // No tr
#if !defined(QTOPIA_DESKTOP)
	monthView->setMargin(0);
#endif
	views->addWidget( monthView, MONTH );
	connect( monthView, SIGNAL( dateClicked(const QDate&) ),
             this, SLOT( viewDay(const QDate&) ) );
	connect( this, SIGNAL( eventsChanged() ),
		 monthView, SLOT( updateOccurrences() ) );
    }
}

void DateBook::initEvent()
{
    if ( ! eventView ) {
	eventView = new EventView( views, "eventview" );
	views->addWidget( eventView, EVENT );
#ifdef QTOPIA_PHONE
	eventView->setMargin(0);
#endif

	connect( eventView, SIGNAL(done()), this, SLOT(hideEventDetails()) );
    }
}

void DateBook::loadSettings()
{
    {
	Config config( "qpe" );
	config.setGroup("Time");
	onMonday = config.readBoolEntry( "MONDAY" );
    }

    {
	Config config("DateBook");
	config.setGroup("Main");
	startTime = config.readNumEntry("startviewtime", 8);
	aPreset = config.readBoolEntry("alarmpreset");
	presetTime = config.readNumEntry("presettime");
#ifdef QTOPIA_PHONE
	compressDay = TRUE;
#else
	compressDay = config.readBoolEntry("compressday", TRUE);
#endif
    }
}

void DateBook::saveSettings()
{
    Config config( "qpe" );
    Config configDB( "DateBook" );
    configDB.setGroup( "Main" );
    configDB.writeEntry("startviewtime",startTime);
    configDB.writeEntry("alarmpreset",aPreset);
    configDB.writeEntry("presettime",presetTime);
    configDB.writeEntry("compressday", compressDay);
}

void DateBook::appMessage(const QCString& msg, const QByteArray& data)
{
    bool needShow = FALSE;
    QDataStream stream( data, IO_ReadOnly );

    if ( msg == "alarm(QDateTime,int)" ) {
	QDateTime when; int warn;
	stream >> when >> warn;

	// may be more than one item.
	QValueList<Occurrence> items = db->getNextAlarm(when, warn);
	QValueListIterator<Occurrence> it;
	bool skip_dialogs = FALSE;

	for (it = items.begin(); it != items.end(); ++it) {
	    Occurrence item = *it;
	    // First Update the alarm for the event.
	    db->updateAlarm(item.event());

	    QDateTime current = QDateTime::currentDateTime();
	    // if we are told to skip and still getting a flood of messages,
	    // continue.
	    if (lastcall.addSecs(1) >= current 
		    && lastcall.addSecs(-1) <= current
		    && skip_dialogs)
		continue;


	    // if alarm in past, (or nearly in the past) go off.
	    if (current.addSecs(60) >= when) {
		bool bSound = FALSE;
		int stopTimer = 0;

		if ( item.event().alarmSound() != PimEvent::Silent ) {
		    bSound = TRUE;
		    Sound::soundAlarm();
		    stopTimer = startTimer( 5000 );
		}

		AlarmDialog dlg( parentWidget->isVisible() ? parentWidget : 0, 0, TRUE );
		switch ( dlg.exec(item) ) {
		    case AlarmDialog::Details:
			needShow = TRUE;
			break;
		    default:
                        //close();
			needShow = FALSE;
			break;
		}
		skip_dialogs = dlg.getSkipDialogs();

		if ( bSound )
		    killTimer( stopTimer );

		lastcall = QDateTime::currentDateTime();

		if ( needShow ) {
		    viewDay( item.startInCurrentTZ().date() );
		    dayView->setCurrentItem(item);
		    showEventDetails();
		}
	    }
	}
    } else if ( msg == "newEvent()" ) {
	if ( newEvent(QDateTime(),QDateTime(),QString::null,QString::null) )
	    needShow = TRUE;
    } else if ( msg == "receiveData(QString,QString)" ) {
	QString f,t;
	stream >> f >> t;
	if ( t.lower() == "text/x-vcalendar" )
	    if ( receiveFile(f) )
		needShow = TRUE;
	QFile::remove(f);
    } else if ( msg == "newEvent(QDateTime,QDateTime,QString,QString)" ) {
	QDateTime s,e;
	QString d,n;
	stream >> s >> e >> d >> n;
	if ( newEvent(s,e,d,n) )
	    needShow = TRUE;
// PimLibrary stuff
    } else if ( msg == "updateEvent(PimEvent)" && !syncing ) {
	PimEvent e;
	stream >> e;
	db->updateEvent(e);
	refreshWidgets();
    } else if ( msg == "addEvent(PimEvent)" && !syncing ) {
	PimEvent e;
	stream >> e;
	db->addEvent(e);
	refreshWidgets();
    } else if ( msg == "removeEvent(PimEvent)" && !syncing ) {
	PimEvent e;
	stream >> e;
	db->removeEvent(e);
	refreshWidgets();
    } else if ( msg == "addException(PimEvent,QDate)" && !syncing ) {
	PimEvent e, x;
	QDate date;
	stream >> e;
	stream >> date;
	db->addException(date, e);
	refreshWidgets();
    } else if ( msg == "addException(PimEvent,QDate,PimEvent)" && !syncing ) {
	PimEvent e, x;
	QDate date;
	stream >> e;
	stream >> date;
	stream >> x;
	db->addException(date, e, x);
	refreshWidgets();
    } else if ( msg == "removeException(PimEvent,QDate)" && !syncing ) {
	PimEvent e;
	QDate date;
	stream >> e;
	stream >> date;
	e.removeException(date);
	db->updateEvent(e);
	refreshWidgets();
    } else if ( msg == "removeException(PimEvent,PimEvent)" && !syncing ) {
	PimEvent e, x;
	stream >> e;
	stream >> x;
	if (x.seriesUid() == e.uid()) {
	    db->removeEvent(x);
	    refreshWidgets();
	}
    } else if ( msg == "removeAllExceptions(PimEvent)" && !syncing ) {
	PimEvent e;
	stream >> e;
	db->removeExceptions(e);
	e.clearExceptions();
	db->updateEvent(e);
	refreshWidgets();
    } else if ( msg == "raiseToday()" ) {
	bool visible=FALSE;
	if ( data.size() ) {
	    int i;
	    stream >> i; // backdoor kludge
	    visible = i;
	}
	if ( visible )
	    nextView();
	else
	    viewToday();
	needShow = TRUE;
    } else if ( msg == "nextView()" ) {
	nextView();
	needShow = !!views->visibleWidget();
    } else if ( msg == "showEvent(QUuid)" ) {
	QUuid u;

	stream >> u;

	bool ok;
	Occurrence o = db->find(u, QDate::currentDate(), &ok);

	if (ok) {
	    viewDay( o.startInCurrentTZ().date() );
	    //dayView->selectDate( o.startInCurrentTZ().date() );
	    dayView->setCurrentItem(o);
	    showEventDetails();
	    needShow = TRUE;
	}
    } else if ( msg == "showEvent(QUuid,QDate)" ) {
	QUuid u;
	QDate date;

	stream >> u >> date;

	bool ok;
	Occurrence o = db->find(u, date, &ok);

	if (ok) {
	    viewDay( o.startInCurrentTZ().date() );
	    //dayView->selectDate( o.startInCurrentTZ().date() );
	    dayView->setCurrentItem(o);
	    showEventDetails();
	    needShow = TRUE;
	}
    }
#ifdef QTOPIA_DATA_LINKING
    else if ( msg == "QDLRequestLink(QString,QString)" ) {
	QString clientID, hint;
	stream >> clientID >> hint;
	QDLHeartBeat hb( clientID );

	EventPicker evtPick( this, parentWidget, "evtPick", TRUE );
	evtPick.showMaximized();
	if ( evtPick.exec() ) {
	    if ( !evtPick.eventSelected() ) {
		qDebug( "No Event Selected!" );
	    } else {
		QByteArray dataref;