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/* This file is part of the KDE project
Copyright 2007 Stefan Nikolaus <stefan.nikolaus@kdemail.net>
Copyright 2006 Thomas Zander <zander@kde.org>
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.
*/
#ifndef CALLIGRA_SHEETS_CHART_DIALOG
#define CALLIGRA_SHEETS_CHART_DIALOG
#include <KoShapeConfigFactoryBase.h>
#include <kpagedialog.h>
#include <QCheckBox>
#include <QList>
namespace KChart
{
class ChartShape;
}
namespace Calligra
{
namespace Sheets
{
class Map;
/// A dialog for showing and altering frame properties
class ChartDialog : public KPageDialog
{
Q_OBJECT
public:
/**
* Constructor.
* @param selectedCharts all charts that this dialog will show for user modification
* @param parent a parent widget for the purpose of centering the dialog
*/
explicit ChartDialog(const QList<KChart::ChartShape*> &selectedCharts, QWidget *parent = 0);
~ChartDialog();
/**
* Create a list of factories that will be able to create widgets to configure shapes.
* @param map the parent document these panels will work for.
*/
static QList<KoShapeConfigFactoryBase*> panels(Map *map);
private slots:
void okClicked();
void cancelClicked();
private:
};
/// A simple class useful for finding out if a series of data object will cause a
/// normal or a tri-state checkbox. For example.
class GuiHelper
{
public:
/// the different states
enum State {
Unset, ///< start value
On, ///< on
Off, ///< off
TriState ///< Both on and off
};
/// constructor
GuiHelper() : m_state(Unset) { }
/// Add a new state
void addState(State state) {
if (m_state == Unset)
m_state = state;
else if (m_state != state)
m_state = TriState;
}
/**
* Based on all the added states initialize the checkbox.
* @param checkbox the checkbox to set.
* @param hide if true the checkbox will be hidden when there was no 'addState' called
*/
void updateCheckBox(QCheckBox *checkbox, bool hide) {
if (m_state == Unset) {
if (hide)
checkbox->setVisible(false);
checkbox->setEnabled(false);
checkbox->setTristate(true);
checkbox->setCheckState(Qt::PartiallyChecked);
} else if (m_state == TriState) {
checkbox->setTristate(true);
checkbox->setCheckState(Qt::PartiallyChecked);
} else {
checkbox->setCheckState(m_state == On ? Qt::Checked : Qt::Unchecked);
}
}
State m_state; ///< the current state
};
} // namespace Sheets
} // namespace Calligra
#endif // CALLIGRA_SHEETS_CHART_DIALOG
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