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/*
* buttongroup.h - QButtonGroup with an extra signal and Qt 2 compatibility
* Program: kalarm
* Copyright © 2002,2004,2006 by David Jarvie <software@astrojar.org.uk>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef BUTTONGROUP_H
#define BUTTONGROUP_H
#include <qbuttongroup.h>
/**
* @short A QButtonGroup with signal on new selection, plus Qt 2 compatibility.
*
* The ButtonGroup class provides an enhanced version of the QButtonGroup class.
*
* It emits an additional signal, buttonSet(int), whenever any of its buttons
* changes state, for whatever reason, including programmatic control. (The
* QButtonGroup class only emits signals when buttons are clicked on by the user.)
* The class also provides Qt 2 compatibility.
*
* @author David Jarvie <software@astrojar.org.uk>
*/
class ButtonGroup : public QButtonGroup
{
Q_OBJECT
public:
/** Constructor.
* @param parent The parent object of this widget.
* @param name The name of this widget.
*/
explicit ButtonGroup(QWidget* parent, const char* name = 0);
/** Constructor.
* @param title The title displayed for this button group.
* @param parent The parent object of this widget.
* @param name The name of this widget.
*/
ButtonGroup(const QString& title, QWidget* parent, const char* name = 0);
/** Constructor.
* @param strips The number of rows or columns of buttons.
* @param orient The orientation (Qt::Horizontal or Qt::Vertical) of the button group.
* @param parent The parent object of this widget.
* @param name The name of this widget.
*/
ButtonGroup(int strips, Qt::Orientation orient, QWidget* parent, const char* name = 0);
/** Constructor.
* @param strips The number of rows or columns of buttons.
* @param orient The orientation (Qt::Horizontal or Qt::Vertical) of the button group.
* @param title The title displayed for this button group.
* @param parent The parent object of this widget.
* @param name The name of this widget.
*/
ButtonGroup(int strips, Qt::Orientation orient, const QString& title, QWidget* parent, const char* name = 0);
/** Inserts a button in the group.
* This overrides the insert() method of QButtonGroup, which should really be a virtual method...
* @param button The button to insert.
* @param id The identifier for the button.
* @return The identifier of the inserted button.
*/
int insert(QButton* button, int id = -1);
/** Sets the button with the specified identifier to be on. If this is an exclusive group,
* all other buttons in the group will be set off. The buttonSet() signal is emitted.
* @param id The identifier of the button to set on.
*/
virtual void setButton(int id) { QButtonGroup::setButton(id); emit buttonSet(id); }
private slots:
void slotButtonToggled(bool);
signals:
/** Signal emitted whenever whenever any button in the group changes state,
* for whatever reason.
* @param id The identifier of the button which is now selected.
*/
void buttonSet(int id);
};
#endif // BUTTONGROUP_H
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