event.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。

{
    return aSound;
}

/*
  \internal
*/
bool Event::hasRepeat() const
{
    return doRepeat();
}

/*
  \internal
*/
const Event::RepeatPattern &Event::repeatPattern() const
{
    return pattern;
}

/*
  \internal
*/
Event::RepeatPattern &Event::repeatPattern()
{
    return pattern;
}

/*
  Returns the notes for the event.
*/
const QString &Event::notes() const
{
    return note;
}

/*
  \internal
*/
bool Event::operator==( const Event &e ) const
{
    if ( uid() && e.uid() == uid() )
	return TRUE;
    return ( e.descript == descript &&
	     e.locat == locat &&
	     e.categ == categ &&
	     e.typ == typ &&
	     e.startUTC == startUTC &&
	     e.endUTC == endUTC &&
	     e.tz == tz &&
	     e.hAlarm == hAlarm &&
	     e.aMinutes == aMinutes &&
	     e.aSound == aSound &&
	     e.hRepeat == hRepeat &&
	     e.pattern == pattern &&
	     e.note == note );
}

/*
  \internal
  Appends the contact information to \a buf.
*/
void Event::save( QString& buf )
{
    buf += " description=\"" + Qtopia::escapeString(descript) + "\""; // No tr
    if ( !locat.isEmpty() )
	buf += " location=\"" + Qtopia::escapeString(locat) + "\""; // No tr
    // save the categoies differently....
    QString strCats = idsToString( categories() );
    buf += " categories=\"" + Qtopia::escapeString(strCats) + "\""; // No tr
    buf += " uid=\"" + QString::number( uid() ) + "\"";
    if ( (Type)typ != Normal )
	buf += " type=\"AllDay\"";
    if ( hAlarm ) {
	buf += " alarm=\"" + QString::number( aMinutes ) + "\" sound=\""; // No tr
	if ( aSound == Event::Loud )
	    buf += "loud"; // No tr
	else
	    buf += "silent"; // No tr
	buf += "\"";
    }
    if ( hRepeat )
	write( buf, pattern );

    buf += " start=\"" // No tr
	   + QString::number( startUTC )
	   + "\"";

    buf += " end=\"" // No tr
	   + QString::number( endUTC )
	   + "\"";

    if ( !note.isEmpty() )
	buf += " note=\"" + Qtopia::escapeString( note ) + "\""; // No tr
    buf += customToXml();
}

/*
  \internal
*/
bool Event::RepeatPattern::operator==( const Event::RepeatPattern &right ) const
{
    // *sigh*
    return ( type == right.type
	     && frequency == right.frequency
	     && position == right.position
	     && days == right.days
	     && hasEndDate == right.hasEndDate
	     && endDateUTC == right.endDateUTC
	     && createTime == right.createTime );
}

/*
  \class EffectiveEvent
  \internal
  \brief The EffectiveEvent class the data for a single occurance of an event.

  This class describes the event for a single occurance of it.  For example if
  an Event occurs every week, the effective event might represent the third
  occurance of this Event.

  \ingroup qtopiaemb
  \ingroup qtopiadesktop
  \warning This class will be phased out in Qtopia 3.x
*/

/*
  \enum EffectiveEvent::Position
  \internal
*/

/*
  \fn EffectiveEvent &EffectiveEvent::operator=(const EffectiveEvent &)
  \internal
*/

class EffectiveEventPrivate
{
public:
    //currently the existence of the d pointer means multi-day repeating,
    //msut be changed if we use the d pointer for anything else.
    QDate startDate;
    QDate endDate;
};

/*
  \internal
*/
EffectiveEvent::EffectiveEvent()
{
    mDate = QDate::currentDate();
    mStart = mEnd = QTime::currentTime();
    d = 0;
}

/*
  \internal
*/
EffectiveEvent::EffectiveEvent( const Event &e, const QDate &date, Position pos )
{
    mEvent = e;
    mDate = date;
    if ( pos & Start )
	mStart = e.start( TRUE ).time();
    else
	mStart = QTime( 0, 0, 0 );

    if ( pos & End )
	mEnd = e.end( TRUE ).time();
    else
	mEnd = QTime( 23, 59, 59 );
    d = 0;
}

/*
  \internal
*/
EffectiveEvent::~EffectiveEvent()
{
    delete d;
}

/*
  \internal
*/
EffectiveEvent::EffectiveEvent( const EffectiveEvent &e )
{
    d = 0;
    *this = e;
}

EffectiveEvent& EffectiveEvent::operator=( const EffectiveEvent & e )
{
    if ( &e == this )
	return *this;
    delete d;
    if ( e.d ) {
	d = new EffectiveEventPrivate;
	d->startDate = e.d->startDate;
	d->endDate = e.d->endDate;
    } else {
	d = 0;
    }
    mEvent = e.mEvent;
    mDate = e.mDate;
    mStart = e.mStart;
    mEnd = e.mEnd;

    return *this;

}

// QString EffectiveEvent::category() const
// {
//     return mEvent.category();
// }

/*
  Returns the description of the event for this effective event.
*/
const QString &EffectiveEvent::description( ) const
{
    return mEvent.description();
}

/*
\internal
*/
const QString &EffectiveEvent::location( ) const
{
    return mEvent.location();
}

/*
\internal
*/
const QString &EffectiveEvent::notes() const
{
    return mEvent.notes();
}

/*
  Returns the event associated with this effective event.
*/
const Event &EffectiveEvent::event() const
{
    return mEvent;
}

/*
  \internal
*/
const QTime &EffectiveEvent::end() const
{
    return mEnd;
}

/*
  \internal
*/
const QTime &EffectiveEvent::start() const
{
    return mStart;
}

/*
  Returns the date the effective event occurs on.
*/
const QDate &EffectiveEvent::date() const
{
    return mDate;
}

/*
  \internal
*/
int EffectiveEvent::length() const
{
    return (mEnd.hour() * 60 - mStart.hour() * 60)
	   + QABS(mStart.minute() - mEnd.minute() );
}

/*
  \internal
*/
void EffectiveEvent::setDate( const QDate &dt )
{
    mDate = dt;
}

/*
  \internal
*/
void EffectiveEvent::setStart( const QTime &start )
{
    mStart = start;
}

/*
  \internal
*/
void EffectiveEvent::setEnd( const QTime &end )
{
    mEnd = end;
}

/*
  \internal
*/
void EffectiveEvent::setEvent( Event e )
{
    mEvent = e;
}

/*
  \internal
*/
bool EffectiveEvent::operator<( const EffectiveEvent &e ) const
{
    if ( mDate < e.date() )
	return TRUE;
    if ( mDate == e.date() )
	return ( mStart < e.start() );
    else
	return FALSE;
}

/*
  \internal
*/
bool EffectiveEvent::operator<=( const EffectiveEvent &e ) const
{
    return (mDate <= e.date() );
}

/*
  \internal
*/
bool EffectiveEvent::operator==( const EffectiveEvent &e ) const
{
    return ( mDate == e.date()
	     && mStart == e.start()
	     && mEnd == e.end()
	     && mEvent == e.event() );
}

/*
  \internal
*/
bool EffectiveEvent::operator!=( const EffectiveEvent &e ) const
{
    return !(*this == e);
}

/*
  \internal
*/
bool EffectiveEvent::operator>( const EffectiveEvent &e ) const
{
    return !(*this <= e );
}

/*
  \internal
*/
bool EffectiveEvent::operator>=(const EffectiveEvent &e) const
{
    return !(*this < e);
}

/*
  \internal
*/
void EffectiveEvent::setEffectiveDates( const QDate &from, const QDate &to )
{
    if ( !from.isValid() ) {
	delete d;
	d = 0;
	return;
    }
    if ( !d )
	d = new EffectiveEventPrivate;
    d->startDate = from;
    d->endDate = to;
}

/*
  \internal
*/
QDate EffectiveEvent::startDate() const
{
    if ( d )
	return d->startDate;
    else if ( mEvent.hasRepeat() )
	return mDate; // single day, since multi-day should have a d pointer
    else
	return mEvent.start().date();
}

/*
  \internal
*/
QDate EffectiveEvent::endDate() const
{
    if ( d )
	return d->endDate;
    else if ( mEvent.hasRepeat() )
	return mDate; // single day, since multi-day should have a d pointer
    else
	return mEvent.end().date();
}

/*
  \internal
*/
int EffectiveEvent::size() const
{
    return ( mEnd.hour() - mStart.hour() ) * 3600
	     + (mEnd.minute() - mStart.minute() * 60
	     + mEnd.second() - mStart.second() );
}


// vcal conversion code
static inline VObject *safeAddPropValue( VObject *o, const char *prop, const QString &value )
{
    VObject *ret = 0;
    if ( o && !value.isEmpty() )
	ret = addPropValue( o, prop, value.latin1() );
    return ret;
}

static inline VObject *safeAddProp( VObject *o, const char *prop)
{
    VObject *ret = 0;
    if ( o )
	ret = addProp( o, prop );
    return ret;
}

static VObject *createVObject( const Event &e )
{
    VObject *vcal = newVObject( VCCalProp );
    safeAddPropValue( vcal, VCVersionProp, "1.0" );
    VObject *event = safeAddProp( vcal, VCEventProp );

    safeAddPropValue( event, VCDTstartProp, TimeConversion::toISO8601( e.start() ) );
    safeAddPropValue( event, VCDTendProp, TimeConversion::toISO8601( e.end() ) );
    safeAddPropValue( event, "X-Qtopia-NOTES", e.description() );
    safeAddPropValue( event, VCDescriptionProp, e.description() );
    safeAddPropValue( event, VCLocationProp, e.location() );

    if ( e.hasAlarm() ) {
	VObject *alarm = safeAddProp( event, VCAAlarmProp );
	QDateTime dt = e.start();
	dt = dt.addSecs( -e.alarmTime()*60 );
	safeAddPropValue( alarm, VCRunTimeProp, TimeConversion::toISO8601( dt ) );
	safeAddPropValue( alarm, VCAudioContentProp,
			  (e.alarmSound() == Event::Silent ? "silent" : "alarm" ) ); // No tr
    }

    safeAddPropValue( event, "X-Qtopia-TIMEZONE", e.timeZone() );

    if ( e.type() == Event::AllDay )
	safeAddPropValue( event, "X-Qtopia-AllDay", e.timeZone() );

    // ### repeat missing

    // ### categories missing

    return vcal;
}


static Event parseVObject( VObject *obj )
{
    Event e;

    bool haveAlarm = FALSE;
    bool haveStart = FALSE;
    bool haveEnd = FALSE;
    QDateTime alarmTime;
    Event::SoundTypeChoice soundType = Event::Silent;

    VObjectIterator it;
    initPropIterator( &it, obj );
    while( moreIteration( &it ) ) {
	VObject *o = nextVObject( &it );
	QCString name = vObjectName( o );
	QCString value = vObjectStringZValue( o );
	if ( name == VCDTstartProp ) {
	    e.setStart( TimeConversion::fromISO8601( value ) );
	    haveStart = TRUE;
	}
	else if ( name == VCDTendProp ) {
	    e.setEnd( TimeConversion::fromISO8601( value ) );
	    haveEnd = TRUE;
	}
	else if ( name == "X-Qtopia-NOTES" ) {
	    e.setNotes( value );
	}
	else if ( name == VCDescriptionProp ) {
	    e.setDescription( value );
	}
	else if ( name == VCLocationProp ) {
	    e.setLocation( value );
	}
	else if ( name == VCAudioContentProp ) {
	    haveAlarm = TRUE;
	    VObjectIterator nit;
	    initPropIterator( &nit, o );
	    while( moreIteration( &nit ) ) {
		VObject *o = nextVObject( &nit );
		QCString name = vObjectName( o );
		QCString value = vObjectStringZValue( o );
		if ( name == VCRunTimeProp )
		    alarmTime = TimeConversion::fromISO8601( value );
		else if ( name == VCAudioContentProp ) {
		    if ( value == "silent" ) // No tr
			soundType = Event::Silent;
		    else
			soundType = Event::Loud;
		}
	    }
	}
	else if ( name == "X-Qtopia-TIMEZONE") {
	    e.setTimeZone( value );
	}
	else if ( name == "X-Qtopia-AllDay" ) {
	    e.setType( Event::AllDay );
	}
#if 0
	else {
	    printf("Name: %s, value=%s\n", name.data(), vObjectStringZValue( o ) );
	    VObjectIterator nit;
	    initPropIterator( &nit, o );
	    while( moreIteration( &nit ) ) {
		VObject *o = nextVObject( &nit );
		QCString name = vObjectName( o );
		QString value = vObjectStringZValue( o );
		printf(" subprop: %s = %s\n", name.data(), value.latin1() );
	    }
	}
#endif
    }

    if ( !haveStart && !haveEnd )
	e.setStart( QDateTime::currentDateTime() );

    if ( !haveEnd ) {
	e.setType( Event::AllDay );
	e.setEnd( e.start() );
    }

    if ( haveAlarm ) {
	int minutes = alarmTime.secsTo( e.start() ) / 60;
	e.setAlarm( TRUE, minutes, soundType );
    }
    return e;
}


/*
    Writes the list of \a events as a set of VCards to the file \a filename.
*/
void Event::writeVCalendar( const QString &filename, const QValueList<Event> &events)
{

	QFileDirect f( filename.utf8().data() );

	if ( !f.open( IO_WriteOnly ) ) {

		qWarning("Unable to open vcard write");

		return;

	}


    QValueList<Event>::ConstIterator it;
    for( it = events.begin(); it != events.end(); ++it ) {
	VObject *obj = createVObject( *it );
	writeVObject( f.directHandle() , obj );
	cleanVObject( obj );
    }


    cleanStrTbl();
}

/*
    Writes \a event as a VCard to the file \a filename.
*/
void Event::writeVCalendar( const QString &filename, const Event &event)
{

	QFileDirect f( filename.utf8().data() );

	if ( !f.open( IO_WriteOnly ) ) {

		qWarning("Unable to open vcard write");

		return;

	}


    VObject *obj = createVObject( event );
	writeVObject( f.directHandle() , obj );
	cleanVObject( obj );

	cleanStrTbl();
}

/*
    Returns the set of events read as VCards from the file \a filename.
*/
QValueList<Event> Event::readVCalendar( const QString &filename )
{
    VObject *obj = Parse_MIME_FromFileName( (char *)filename.utf8().data() );

    QValueList<Event> events;

    while ( obj ) {
	QCString name = vObjectName( obj );
	if ( name == VCCalProp ) {
	    VObjectIterator nit;
	    initPropIterator( &nit, obj );
	    while( moreIteration( &nit ) ) {
		VObject *o = nextVObject( &nit );
		QCString name = vObjectName( o );
		if ( name == VCEventProp )
		    events.append( parseVObject( o ) );
	    }
	} else if ( name == VCEventProp ) {
	    // shouldn't happen, but just to be sure
	    events.append( parseVObject( obj ) );
	}
	VObject *t = obj;
	obj = nextVObjectInList(obj);
	cleanVObject( t );
    }

    return events;
}

bool Event::match( const QRegExp &r ) const
{
    bool returnMe;
    returnMe = false;

    if ( descript.find( r ) > -1 )
	returnMe = true;
    else if ( locat.find( r ) > -1 )
	returnMe = true;
    else if ( TimeConversion::fromUTC( startUTC ).toString().find( r ) > -1 )
	returnMe = true;
    else if ( TimeConversion::fromUTC( endUTC ).toString().find( r )  > -1 )
	returnMe = true;
    else if ( tz.find( r ) > -1 )
	returnMe = true;
    else if ( note.find( r ) > -1 )
	returnMe = true;
    else if ( doRepeat() ) {
	if ( pattern.hasEndDate )
	    if ( TimeConversion::fromUTC( pattern.endDateUTC ).toString().find(r) > -1 )
		returnMe = true;
    }
    return returnMe;
}