kde-playground/kdepim/kalarm/lib/buttongroup.cpp
2015-04-14 21:49:29 +00:00

99 lines
3 KiB
C++

/*
* buttongroup.cpp - QButtonGroup with an extra signal
* Program: kalarm
* Copyright © 2002,2004,2005,2008 by David Jarvie <djarvie@kde.org>
*
* 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.
*/
#include "kalarm.h"
#include "buttongroup.h"
#include <QAbstractButton>
ButtonGroup::ButtonGroup(QObject* parent)
: QButtonGroup(parent)
{
connect(this, SIGNAL(buttonClicked(QAbstractButton*)), SIGNAL(buttonSet(QAbstractButton*)));
}
/******************************************************************************
* Inserts a button into the group.
*/
void ButtonGroup::addButton(QAbstractButton* button)
{
QButtonGroup::addButton(button);
connect(button, SIGNAL(toggled(bool)), SLOT(slotButtonToggled(bool)));
}
/******************************************************************************
* Inserts a button into the group.
*/
void ButtonGroup::addButton(QAbstractButton* button, int id)
{
addButton(button);
mIds[id] = button;
}
/******************************************************************************
* Returns the ID of the specified button.
* Reply = -1 if not found.
*/
int ButtonGroup::id(QAbstractButton* button) const
{
for (QMap<int, QAbstractButton*>::ConstIterator it = mIds.constBegin(); it != mIds.constEnd(); ++it)
if (it.value() == button)
return it.key();
return -1;
}
/******************************************************************************
* Returns the button with the specified ID.
*/
QAbstractButton* ButtonGroup::find(int id) const
{
QMap<int, QAbstractButton*>::ConstIterator it = mIds.find(id);
if (it == mIds.constEnd())
return 0;
return it.value();
}
/******************************************************************************
* Returns the ID of the currently selected button.
*/
int ButtonGroup::selectedId() const
{
return id(checkedButton());
}
/******************************************************************************
* Returns the ID of the currently selected button.
*/
void ButtonGroup::setButton(int id)
{
QAbstractButton* button = find(id);
if (button)
button->setChecked(true);
}
/******************************************************************************
* Called when one of the member buttons is toggled.
*/
void ButtonGroup::slotButtonToggled(bool)
{
emit buttonSet(checkedButton());
}
#include "moc_buttongroup.cpp"
// vim: et sw=4: