datebook.cpp

Trolltech公司发布的图形界面操作系统。可在qt-embedded-2.3.7平台上编译为嵌入式图形界面操作系统。

		needShow = TRUE;
	QFile::remove(f);
    } else if ( msg == "newEvent(QDateTime,QDateTime,QString,QString)" ) {
	QDateTime s,e;
	QString d,n;
	QDataStream ds(data,IO_ReadOnly);
	ds >> s >> e >> d >> n;
	if ( newEvent(s,e,d,n) )
	    needShow = TRUE;
// PimLibrary stuff
    } else if ( msg == "updateEvent(PimEvent)" && !syncing ) {
	QDataStream ds(data,IO_ReadOnly);
	PimEvent e;
	ds >> e;
	db->updateEvent(e);
	refreshWidgets();
    } else if ( msg == "addEvent(PimEvent)" && !syncing ) {
	QDataStream ds(data,IO_ReadOnly);
	PimEvent e;
	ds >> e;
	db->addEvent(e);
	refreshWidgets();
    } else if ( msg == "removeEvent(PimEvent)" && !syncing ) {
	QDataStream ds(data,IO_ReadOnly);
	PimEvent e;
	ds >> e;
	db->removeEvent(e);
	refreshWidgets();
    } else if ( msg == "raiseToday()" ) {
	bool visible=FALSE;
	if ( data.size() ) {
	    QDataStream ds(data,IO_ReadOnly);
	    int i;
	    ds >> 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;

	QDataStream ds( data, IO_ReadOnly );
	ds >> 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);
	    needShow = TRUE;
	}
    } else if ( msg == "showEvent(QUuid,QDate)" ) {
	QUuid u;
	QDate date;

	QDataStream ds( data, IO_ReadOnly );
	ds >> 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);
	    needShow = TRUE;
	}
    }
    if ( needShow ) {
#if defined(Q_WS_QWS) || defined(_WS_QWS_)
	//showMaximized();
#else
	//show();
#endif
	//raise();
	QPEApplication::setKeepRunning();
	//setActiveWindow();
    }
}

void DateBook::nextView()
{
    QWidget* cur = views->visibleWidget();
    if ( cur ) {
	if ( cur == dayView )
	    viewWeek();
	else if ( cur == weekView )
	    viewMonth();
	else if ( cur == monthView )
	    viewDay();
    }
}

void DateBook::reload()
{
    // reload isn't as meaningful anymore.
    //db->reload();} else
    db->reload();
    if ( dayAction->isOn() )
	viewDay();
    else if ( weekAction->isOn() )
	viewWeek();
    else if ( monthAction->isOn() )
	viewMonth();
    syncing = FALSE;
}

void DateBook::flush()
{
    db->flush();
    syncing = TRUE;
   // db->save();
    // neither is saving.
}

void DateBook::timerEvent( QTimerEvent *e )
{
    static int stop = 0;
    if ( stop < 10 ) {
	Sound::soundAlarm();
	stop++;
    } else {
	stop = 0;
	killTimer( e->timerId() );
    }
}

void DateBook::changeClock()
{
    // repaint the affected objects...
    if (dayView) dayView->redraw();
    if (weekView) weekView->redraw();
}

void DateBook::changeWeek( bool m )
{
    /* no need to redraw, each widget catches.  Do need to
       store though for widgets we haven't made yet */
    onMonday = m;
}

void DateBook::slotToday()
{
    // we need to view today
    lastToday = QDate::currentDate();
    if ( views->visibleWidget() == dayView ) {
	showDay( lastToday );
    } else if (views->visibleWidget() == weekView) {
	weekView->selectDate( lastToday );
    } else if (views->visibleWidget() == monthView){
	monthView->setDate( lastToday );
    }
}

void DateBook::closeEvent( QCloseEvent *e )
{
    slotToday();
    if(syncing) {
	/* no need to save, did that at flush */
	e->accept();
	return;
    }

    // save settings will generate it's own error messages, no
    // need to do checking ourselves.
    saveSettings();
    //if ( db->save() )
    e->accept();
#if 0
    else {
	if ( QMessageBox::critical( this, tr( "Out of space" ),
				    tr("Calendar was unable to save\n"
				       "your changes.\n"
				       "Free up some space and try again.\n"
				       "\nQuit anyway?"),
				    QMessageBox::Yes|QMessageBox::Escape,
				    QMessageBox::No|QMessageBox::Default )
	     != QMessageBox::No )
	    e->accept();
	else
	    e->ignore();
    }
#endif
}

void DateBook::newEvent( const QString &description )
{
    QDateTime current = QDateTime::currentDateTime();
    QDateTime start=current, end=current;

    int mod = QTime(0,0,0).secsTo(current.time()) % 900;
    if (mod != 0)  {
	mod = 900 - mod;
	current.setTime( current.time().addSecs( mod ) );
    }

    start.setTime(current.time());
    end.setTime(start.time().addSecs(3600));

    newEvent(start,end,description,QString::null);
}

bool DateBook::newEvent(const QDateTime& dstart,const QDateTime& dend,const QString& description,const QString& notes)
{
    if ( checkSyncing() )
	return FALSE;

    QDateTime start=dstart, end=dend;
    QDateTime current = QDateTime::currentDateTime();
    bool snull = start.date().isNull();
    bool enull = end.date().isNull();

    if ( views->visibleWidget() ) {
	if ( views->visibleWidget() == dayView ) {
	    dayView->selectedDates( start, end );
	} else if ( views->visibleWidget() == monthView ) {
	    start.setDate( monthView->selectedDate() );
	} else if ( views->visibleWidget() == weekView ) {
	    start.setDate( weekView->currentDate() );
	}
    }
    if ( start.date().isNull() )
	start.setDate( current.date() );
    if ( end.date().isNull() )
	end.setDate( start.date() );
    if ( (snull && end.time().isNull()) || !start.time().isValid() ) {
	// We get to here from a key pressed in the Day View
	// So we can assume some things.  We want the string
	// passed in to be part of the description.
	// move current to the next fifteen minutes
	int mod = QTime(0,0,0).secsTo(current.time()) % 900;
	if (mod != 0)  {
	    mod = 900 - mod;
	    current.setTime( current.time().addSecs( mod ) );
	}

	// default start
	start.setTime(current.time());
    }
    if ( (enull && end.time().isNull()) || !end.time().isValid() ) {
	// default end
	end = start.addSecs(3600);
    }


    // argh!  This really needs to be encapsulated in a class
    // or function.
    QDialog newDlg( this, 0, TRUE );
    newDlg.setCaption( DateEntryBase::tr("New Event") );
    DateEntry *e;
    QVBoxLayout *vb = new QVBoxLayout( &newDlg );
    QScrollView *sv = new QScrollView( &newDlg );
    sv->setResizePolicy( QScrollView::AutoOneFit );
    sv->setFrameStyle( QFrame::NoFrame );
    sv->setHScrollBarMode( QScrollView::AlwaysOff );
    vb->addWidget( sv );

    PimEvent ev;
    ev.setDescription(  description );
    // When the new gui comes in, change this...
    ev.setLocation( "" );
    ev.setStart( start );
    ev.setEnd( end );
    ev.setNotes( notes );

    VScrollBox *vsb = new VScrollBox( &newDlg );
    e = new DateEntry( onMonday, ev, vsb );
    e->setAlarmEnabled( aPreset, presetTime, PimEvent::Loud );
    sv->addChild( vsb );
    qDebug( "newDlg sizeHint(): %d,%d", newDlg.sizeHint().width(), newDlg.sizeHint().height() );
    qDebug( "e minimumsize: %d, %d", e->minimumSize().width(), e->minimumSize().height() );
    while (QPEApplication::execDialog(&newDlg)) {
	ev = e->event();
	//ev.assignUid(); // um, don't know if we can drop this or not
	QString error = checkEvent( ev );
	if ( !error.isNull() ) {
	    if ( QMessageBox::warning( this, tr("Error!"),
				       error, tr("Fix it"), tr("Continue"), 0, 0, 1 ) == 0 )
		continue;
	}
	QUuid id = db->addEvent( ev );
	emit newEvent();
	if ( views->visibleWidget() == dayView ) {
	    dayView->clearSelectedDates();
	    bool ok;
	    PimEvent e = db->find( id, &ok );
	    if ( ok )
		dayView->setCurrentEvent( e );
	}
	return TRUE;
    }
    if ( views->visibleWidget() == dayView )
	dayView->clearSelectedDates();
    return FALSE;
}

void DateBook::setDocument( const QString &filename )
{
    DocLnk doc(filename);
    if ( doc.isValid() )
	receiveFile(doc.file());
    else
	receiveFile(filename);
}

bool DateBook::receiveFile( const QString &filename )
{
    QValueList<PimEvent> tl = PimEvent::readVCalendar( filename );

    QString msg = tr("<P>%1 new events.<p>Do you want to add them to your Calendar?").
	arg(tl.count());

    if ( QMessageBox::information(isVisible() ? this : 0, tr("New Events"),
	    msg, QMessageBox::Ok, QMessageBox::Cancel)==QMessageBox::Ok ) {
	QDateTime from,to;
	for( QValueList<PimEvent>::Iterator it = tl.begin(); it != tl.end(); ++it ) {
	    if ( from.isNull() || (*it).start() < from )
		from = (*it).start();
	    if ( to.isNull() || (*it).end() < to )
		to = (*it).end();
	    db->addEvent( *it );
	}

	// Change view to a sensible one...
	if ( from.date() == to.date() ) {
	    viewDay(from.date());
	} else {
	    initWeek();
	    int fw,fy,tw,ty;
	    weekView->calcWeek(from.date(), fw, fy);
	    weekView->calcWeek(to.date(), tw, ty);
	    if ( fw == tw && fy == ty ) {
		viewWeek(from.date());
	    } else if ( from.date().month() == to.date().month()
		    && from.date().year() == to.date().year() ) {
		viewMonth(from.date());
	    } else {
		viewDay(from.date());
	    }
	}

	emit newEvent();
	return TRUE;
    }
    return FALSE;
}

static const char * beamfile = "/tmp/obex/event.vcs";

void DateBook::beamEvent( const PimEvent &e )
{
#ifdef Q_WS_QWS
    unlink( beamfile ); // delete if exists

#if defined (Q_OS_WIN32)
    QDir d;
    d.mkdir("/tmp/obex/");
#else
    ::mkdir("/tmp/obex/", 0755);
#endif
    PimEvent::writeVCalendar( beamfile, e );
    Ir *ir = new Ir( this );
    connect( ir, SIGNAL( done( Ir * ) ), this, SLOT( beamDone( Ir * ) ) );
    QString description = e.description();
    ir->send( beamfile, description, "text/x-vCalendar" );
#endif
}

void DateBook::beamDone( Ir *ir )
{
#ifdef Q_WS_QWS
    delete ir;
    unlink( beamfile );
#endif
}


void DateBook::slotFind()
{
    // move it to the day view...
    viewDay();
    FindDialog frmFind( "Calendar", this );
    frmFind.setUseDate( true );
    frmFind.setDate( currentDate() );
    QObject::connect( &frmFind,
                      SIGNAL(signalFindClicked(const QString&, const QDate&,
					       bool, bool, int)),
		      this,
		      SLOT(slotDoFind(const QString&, const QDate&,
				      bool, bool, int)) );
    QObject::connect( this,
		      SIGNAL(signalNotFound()),
		      &frmFind,
		      SLOT(slotNotFound()) );
    QObject::connect( this,
		      SIGNAL(signalWrapAround()),
		      &frmFind,
		      SLOT(slotWrapAround()) );
    frmFind.exec();
    inSearch = false;
}

bool catComp( QArray<int> cats, int category )
{
    bool returnMe;
    int i,
	count;

    count = int(cats.count());
    returnMe = false;
    if ( (category == -1 && count == 0) || category == -2 )
	returnMe = true;
    else {
	for ( i = 0; i < count; i++ ) {
	    if ( category == cats[i] ) {
		returnMe = true;
		break;
	    }
	}
    }
    return returnMe;
}

void DateBook::slotDoFind( const QString& txt, const QDate &dt,
			   bool caseSensitive, bool searchForward,
			   int category )
{
    bool ok;
    QRegExp r(txt);
    r.setCaseSensitive(caseSensitive);

    Occurrence o = db->find(r, category, dt,
	    searchForward, &ok);

    if ( ok ) {
	dayView->selectDate( o.startInCurrentTZ().date() );
	dayView->setCurrentItem(o);
    }
}