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****************************************************************************/

#include "qwsproperty_qws.h"

#ifndef QT_NO_QWS_PROPERTIES

#include "qwscommand_qws_p.h"

#include "qwindowsystem_qws.h"

#include "qhash.h"

#include "qalgorithms.h"

#include "qbytearray.h"

#include <stdio.h>

QT_BEGIN_NAMESPACE

class QWSPropertyManager::Data {

public:

    QByteArray find(int winId, int property)

    {

        return properties.value(winId).value(property);

    }

    typedef QHash<int, QHash<int, QByteArray> > PropertyHash;

    PropertyHash properties;

};

/*********************************************************************

 *

 * Class: QWSPropertyManager

 *

 *********************************************************************/

QWSPropertyManager::QWSPropertyManager()

{

    d = new Data;

}

QWSPropertyManager::~QWSPropertyManager()

{

    delete d;

}

bool QWSPropertyManager::setProperty(int winId, int property, int mode, const char *data, int len)

{

    QHash<int, QByteArray> props = d->properties.value(winId);

    QHash<int, QByteArray>::iterator it = props.find(property);

    if (it == props.end())

        return false;

    switch (mode) {

    case PropReplace:

        d->properties[winId][property] = QByteArray(data, len);

        break;

    case PropAppend:

        d->properties[winId][property].append(data);

        break;

    case PropPrepend:

        d->properties[winId][property].prepend(data);

        break;

    }

    return true;

}

bool QWSPropertyManager::hasProperty(int winId, int property)

{

    return d->properties.value(winId).contains(property);

}

bool QWSPropertyManager::removeProperty(int winId, int property)

{

    QWSPropertyManager::Data::PropertyHash::iterator it = d->properties.find(winId);

    if (it == d->properties.end())

        return false;

    return d->properties[winId].remove( property );

}

bool QWSPropertyManager::addProperty(int winId, int property)

{

    if( !d->properties[winId].contains(property) )

	d->properties[winId][property] = QByteArray(); // only add if it doesn't exist

    return true;

}

bool QWSPropertyManager::getProperty(int winId, int property, const char *&data, int &len)

{

    QHash<int, QByteArray> props = d->properties.value(winId);

    QHash<int, QByteArray>::iterator it = props.find(property);

    if (it == props.end()) {

        data = 0;

        len = -1;

        return false;

    }

    data = it.value().constData();

    len = it.value().length();

    return true;

}

bool QWSPropertyManager::removeProperties(int winId)

{

    return d->properties.remove(winId);

}

QT_END_NAMESPACE

#endif //QT_NO_QWS_PROPERTIES