[pulseview.git] / pv / views / trace / marginwidget.hpp

/*
 * This file is part of the PulseView project.
 *
 * Copyright (C) 2013 Joel Holdsworth <joel@airwebreathe.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, see <http://www.gnu.org/licenses/>.
 */

#ifndef PULSEVIEW_PV_MARGINWIDGET_HPP
#define PULSEVIEW_PV_MARGINWIDGET_HPP

#include <memory>

#include <QPoint>

#include "viewwidget.hpp"

using std::shared_ptr;

namespace pv {
namespace views {
namespace trace {

class ViewItem;

class MarginWidget : public ViewWidget
{
	Q_OBJECT

public:
	MarginWidget(View &parent);

	/**
	 * The extended area that the margin widget would like to be sized to.
	 * @remarks This area is the area specified by sizeHint, extended by
	 * the area to overlap the viewport.
	 */
	virtual QSize extended_size_hint() const = 0;

protected:
	/**
	 * Indicates the event an a view item has been clicked.
	 * @param item the view item that has been clicked.
	 */
	virtual void item_clicked(const shared_ptr<ViewItem> &item);

	/**
	 * Shows the popup of a the specified @c ViewItem .
	 * @param item The item to show the popup for.
	 */
	void show_popup(const shared_ptr<ViewItem> &item);

protected:
	virtual void contextMenuEvent(QContextMenuEvent *event);

	virtual void keyPressEvent(QKeyEvent *event);
};

} // namespace trace
} // namespace views
} // namespace pv

#endif // PULSEVIEW_PV_MARGINWIDGET_HPP
Commit	Line	Data
	1	/*
	2	* This file is part of the PulseView project.
	3	*
	4	* Copyright (C) 2013 Joel Holdsworth <joel@airwebreathe.org.uk>
	5	*
	6	* This program is free software; you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation; either version 2 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program; if not, see <http://www.gnu.org/licenses/>.
	18	*/
	19
	20	#ifndef PULSEVIEW_PV_MARGINWIDGET_HPP
	21	#define PULSEVIEW_PV_MARGINWIDGET_HPP
	22
	23	#include <memory>
	24
	25	#include <QPoint>
	26
	27	#include "viewwidget.hpp"
	28
	29	using std::shared_ptr;
	30
	31	namespace pv {
	32	namespace views {
	33	namespace trace {
	34
	35	class ViewItem;
	36
	37	class MarginWidget : public ViewWidget
	38	{
	39	Q_OBJECT
	40
	41	public:
	42	MarginWidget(View &parent);
	43
	44	/**
	45	* The extended area that the margin widget would like to be sized to.
	46	* @remarks This area is the area specified by sizeHint, extended by
	47	* the area to overlap the viewport.
	48	*/
	49	virtual QSize extended_size_hint() const = 0;
	50
	51	protected:
	52	/**
	53	* Indicates the event an a view item has been clicked.
	54	* @param item the view item that has been clicked.
	55	*/
	56	virtual void item_clicked(const shared_ptr<ViewItem> &item);
	57
	58	/**
	59	* Shows the popup of a the specified @c ViewItem .
	60	* @param item The item to show the popup for.
	61	*/
	62	void show_popup(const shared_ptr<ViewItem> &item);
	63
	64	protected:
	65	virtual void contextMenuEvent(QContextMenuEvent *event);
	66
	67	virtual void keyPressEvent(QKeyEvent *event);
	68	};
	69
	70	} // namespace trace
	71	} // namespace views
	72	} // namespace pv
	73
	74	#endif // PULSEVIEW_PV_MARGINWIDGET_HPP