src/radioGroup.h

/*
 *  LDForge: LDraw parts authoring CAD
 *  Copyright (C) 2013, 2014 Santeri Piippo
 *
 *  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 3 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, see <http://www.gnu.org/licenses/>.
 */

#pragma once
#include <QGroupBox>
#include <QSpinBox>
#include <map>
#include "main.h"
#include "basics.h"

class QIcon;
class QCheckBox;
class QButtonGroup;
class QBoxLayout;
class QRadioButton;

// =============================================================================
// RadioGroup
//
// Convenience widget - is a groupbox of radio buttons.
// =============================================================================
class RadioGroup : public QGroupBox
{
	Q_OBJECT

	public:
		typedef QList<QRadioButton*>::Iterator Iterator;

		explicit RadioGroup()
		{
			init (Qt::Vertical);
		}

		explicit RadioGroup (QWidget* parent = null) : QGroupBox (parent)
		{
			init (Qt::Vertical);
		}

		explicit RadioGroup (const QString& title, QWidget* parent = null);
		explicit RadioGroup (const QString& title, QList<char const*> entries, int const defaultId,
			const Qt::Orientation orient = Qt::Vertical, QWidget* parent = null);

		void            addButton	(const char* entry);
		void            addButton	(QRadioButton* button);
		Iterator        begin();
		Iterator        end();
		void            init (Qt::Orientation orient);
		bool            isChecked (int n) const;
		void            rowBreak();
		void            setCurrentRow (int row);
		void            setValue (int val);
		int             value() const;

		QRadioButton*   operator[] (int n) const;
		RadioGroup&     operator<< (QRadioButton* button);
		RadioGroup&     operator<< (const char* entry);

	signals:
		void buttonPressed (int btn);
		void buttonReleased (int btn);
		void valueChanged (int val);

	private:
		QList<QRadioButton*> m_objects;
		QList<QBoxLayout*> m_layouts;
		QBoxLayout* m_coreLayout;
		QBoxLayout* m_currentLayout;
		bool m_vert;
		int m_curId, m_defId, m_oldId;
		QButtonGroup* m_buttonGroup;

		Q_DISABLE_COPY (RadioGroup)

	private slots:
		void slot_buttonPressed (int btn);
		void slot_buttonReleased (int btn);
};