F:/KPlato/koffice/libs/koproperty/customproperty.cpp

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/* This file is part of the KDE project
   Copyright (C) 2004 Cedric Pasteur <cedric.pasteur@free.fr>

   This library is free software; you can redistribute it and/or
   modify it under the terms of the GNU Library General Public
   License as published by the Free Software Foundation; either
   version 2 of the License, or (at your option) any later version.

   This library is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   Library General Public License for more details.

   You should have received a copy of the GNU Library General Public License
   along with this library; see the file COPYING.LIB.  If not, write to
   the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
*/

#include "customproperty.h"
#include "property.h"

#include <QSize>
#include <QRect>
#include <QSizePolicy>
#include <QPoint>

#include <klocale.h>
#include <kdebug.h>

using namespace KoProperty;

CustomProperty::CustomProperty(Property *parent)
 : m_property(parent)
{
}

CustomProperty::~CustomProperty()
{
}

void
CustomProperty::emitPropertyChanged()
{
        m_property->emitPropertyChanged();
}


SizeCustomProperty::SizeCustomProperty(Property *property)
: CustomProperty(property)
{
        if(property && (property->type() == Size) ) {
                QSize s = property->value().toSize();
                new Property("width", s.width(), i18n("Width"), i18n("Width"), Size_Width, property);
                new Property("height", s.height(), i18n("Height"), i18n("Height"), Size_Height, property);
        }
}

SizeCustomProperty::~SizeCustomProperty()
{}

bool
SizeCustomProperty::handleValue() const
{
        if(!m_property)
                return false;

        switch(m_property->type()) {
                case Size_Width: case Size_Height:
                        return true;
                default:
                        return false;
        }
}

void
SizeCustomProperty::setValue(const QVariant &value, bool rememberOldValue)
{
        if(!m_property)
                return;

        if(m_property->parent()) {
                QSize s = m_property->parent()->value().toSize();

                if(m_property->type() == Size_Height)
                        s.setHeight(value.toInt());
                else if(m_property->type() == Size_Width)
                        s.setWidth(value.toInt());

                m_property->parent()->setValue(s, true, false);
        }
        else{
                QSize s = value.toSize();
                m_property->child("width")->setValue(s.width(), rememberOldValue, false);
                m_property->child("height")->setValue(s.height(), rememberOldValue, false);
        }
}

QVariant
SizeCustomProperty::value() const
{
        if(!m_property || !m_property->parent())
                return QVariant();

        if(m_property->type() == Size_Height)
                return m_property->parent()->value().toSize().height();
        else if(m_property->type() == Size_Width)
                return m_property->parent()->value().toSize().width();

        return QVariant();
}


PointCustomProperty::PointCustomProperty(Property *property)
: CustomProperty(property)
{
        if(property && (property->type() == Point) ) {
                QPoint p = property->value().toPoint();
                new Property("x", p.x(), i18n("X"), i18n("X"), Point_X, property);
                new Property("y", p.y(), i18n("Y"), i18n("Y"), Point_Y, property);
        }
}

PointCustomProperty::~PointCustomProperty()
{}

bool
PointCustomProperty::handleValue() const
{
        if(!m_property)
                return false;

        switch(m_property->type()) {
                case Point_X: case Point_Y:
                        return true;
                default:
                        return false;
        }
}

void
PointCustomProperty::setValue(const QVariant &value, bool rememberOldValue)
{
        if(!m_property)
                return;

        if(m_property->parent()) {
                QPoint p = m_property->parent()->value().toPoint();

                if(m_property->type() == Point_X)
                        p.setX(value.toInt());
                else if(m_property->type() == Point_Y)
                        p.setY(value.toInt());

                m_property->parent()->setValue(p, true, false);
        }
        else {
                QPoint p = value.toPoint();
                m_property->child("x")->setValue(p.x(), rememberOldValue, false);
                m_property->child("y")->setValue(p.y(), rememberOldValue, false);
        }
}

QVariant
PointCustomProperty::value() const
{
        if(!m_property || !m_property->parent())
                return QVariant();

        if(m_property->type() == Point_X)
                return m_property->parent()->value().toPoint().x();
        else if(m_property->type() == Point_Y)
                return m_property->parent()->value().toPoint().y();

        return QVariant();
}


RectCustomProperty::RectCustomProperty(Property *property)
: CustomProperty(property)
{
        if(property && (property->type() == Rect) ) {
                QRect r = property->value().toRect();
                new Property("x", r.x(), i18n("X"), i18n("X"), Rect_X, property);
                new Property("y", r.y(), i18n("Y"), i18n("Y"), Rect_Y, property);
                new Property("width", r.width(), i18n("Width"), i18n("Width"), Rect_Width, property);
                new Property("height", r.height(), i18n("Height"), i18n("Height"), Rect_Height, property);
        }
}

RectCustomProperty::~RectCustomProperty()
{}

bool
RectCustomProperty::handleValue() const
{
        if(!m_property)
                return false;

        switch(m_property->type()) {
                case Rect_X: case Rect_Y: case Rect_Width: case Rect_Height:
                        return true;
                default:
                        return false;
        }
}

void
RectCustomProperty::setValue(const QVariant &value, bool rememberOldValue)
{
        if(!m_property)
                return;

        if(m_property->parent()) {
                QRect r = m_property->parent()->value().toRect();

                if(m_property->type() == Rect_X) {
                        //changing x component of Rect shouldn't change width
                        const int delta = value.toInt() - r.x();
                        r.setX(value.toInt());
                        r.setWidth(r.width()+delta);
                }
                else if(m_property->type() == Rect_Y) {
                        //changing y component of Rect shouldn't change height
                        const int delta = value.toInt() - r.y();
                        r.setY(value.toInt());
                        r.setHeight(r.height()+delta);
                }
                else if(m_property->type() == Rect_Width)
                        r.setWidth(value.toInt());
                else if(m_property->type() == Rect_Height)
                        r.setHeight(value.toInt());

                m_property->parent()->setValue(r, true, false);
        }
        else {
                QRect r = value.toRect();
                m_property->child("x")->setValue(r.x(), rememberOldValue, false);
                m_property->child("y")->setValue(r.y(), rememberOldValue, false);
                m_property->child("width")->setValue(r.width(), rememberOldValue, false);
                m_property->child("height")->setValue(r.height(), rememberOldValue, false);
        }
}

QVariant
RectCustomProperty::value() const
{
        if(!m_property || !m_property->parent())
                return QVariant();

        if(m_property->type() == Rect_X)
                return m_property->parent()->value().toRect().x();
        else if(m_property->type() == Rect_Y)
                return m_property->parent()->value().toRect().y();
        else if(m_property->type() == Rect_Width)
                return m_property->parent()->value().toRect().width();
        else if(m_property->type() == Rect_Height)
                return m_property->parent()->value().toRect().height();

        return QVariant();
}



SizePolicyCustomProperty::SizePolicyCustomProperty(Property *property)
: CustomProperty(property)
{
#warning "kde4: port QVariant::SizePolicy"
#if 0
        if(property && (property->type() == SizePolicy) ) {
//              QMap<QString, QVariant> spValues;
                Q3ValueList<QVariant> keys;
                keys << QSizePolicy::Fixed
                        << QSizePolicy::Minimum
                        << QSizePolicy::Maximum
                        << QSizePolicy::Preferred
                        << QSizePolicy::Expanding
                        << QSizePolicy::MinimumExpanding
                        << QSizePolicy::Ignored;
                QStringList strings;
                strings << i18n("Size Policy", "Fixed")
                        << i18n("Size Policy", "Minimum")
                        << i18n("Size Policy", "Maximum")
                        << i18n("Size Policy", "Preferred")
                        << i18n("Size Policy", "Expanding")
                        << i18n("Size Policy", "Minimum Expanding")
                        << i18n("Size Policy", "Ignored");

                new Property("hSizeType", new Property::ListData(keys, strings),
                        (int)property->value().toSizePolicy().horData(), 
                        i18n("Horz. Size Type"),i18n("Horizontal Size Type"),
                        SizePolicy_HorData, property);
                new Property("vSizeType", new Property::ListData(keys, strings),
                        (int)property->value().toSizePolicy().verData(), 
                        i18n("Vert. Size Type"), i18n("Vertical Size Type"),
                        SizePolicy_VerData, property);
                new Property("hStretch", 
                        property->value().toSizePolicy().horStretch(), 
                        i18n("Horz. Stretch"), i18n("Horizontal Stretch"),
                        SizePolicy_HorStretch, property);
                new Property("vStretch", 
                        property->value().toSizePolicy().verStretch(), 
                        i18n("Vert. Stretch"), i18n("Vertical Stretch"),
                        SizePolicy_VerStretch, property);
        }
#endif  
}

SizePolicyCustomProperty::~SizePolicyCustomProperty()
{
}

bool
SizePolicyCustomProperty::handleValue() const
{
        if(!m_property)
                return false;

        switch(m_property->type()) {
                case SizePolicy_HorData:
                case SizePolicy_VerData:
                case SizePolicy_HorStretch:
                case SizePolicy_VerStretch:
                        return true;
                default:
                        return false;
        }
}

void
SizePolicyCustomProperty::setValue(const QVariant &value, bool rememberOldValue)
{
        if(!m_property)
                return;

        if(m_property->parent()) {
#warning "kde4: port it"                        
#if 0                   
                QSizePolicy v = m_property->parent()->value().toSizePolicy();

                if(m_property->type() == SizePolicy_HorData)
                        v.setHorData(QSizePolicy::SizeType(value.toInt()));
                else if(m_property->type() == SizePolicy_VerData)
                        v.setVerData(QSizePolicy::SizeType(value.toInt()));
                else if(m_property->type() == SizePolicy_HorStretch)
                        v.setHorStretch(value.toInt());
                else if(m_property->type() == SizePolicy_VerStretch)
                        v.setVerStretch(value.toInt());

                m_property->parent()->setValue(v, true, false);
#endif          
        }
        else {
#warning "kde4: port QVariant::QSizePolicy"                     
#if 0
                        QSizePolicy v = value.toSizePolicy();
                m_property->child("hSizeType")->setValue(v.horData(), rememberOldValue, false);
                m_property->child("vSizeType")->setValue(v.verData(), rememberOldValue, false);
                m_property->child("hStretch")->setValue(v.horStretch(), rememberOldValue, false);
                m_property->child("vStretch")->setValue(v.verStretch(), rememberOldValue, false);
#endif          
        }
}

QVariant
SizePolicyCustomProperty::value() const
{
        if(!m_property || !m_property->parent())
                return QVariant();
#warning "kde4: port it"
#if 0
        if(m_property->type() == SizePolicy_HorData)
                return m_property->parent()->value().toSizePolicy().horData();
        else if(m_property->type() == SizePolicy_VerData)
                return m_property->parent()->value().toSizePolicy().verData();
        else if(m_property->type() == SizePolicy_HorStretch)
                return m_property->parent()->value().toSizePolicy().horStretch();
        else if(m_property->type() == SizePolicy_VerStretch)
                return m_property->parent()->value().toSizePolicy().verStretch();
#endif
        return QVariant();
}

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