[pulseview.git] / pv / widgets / devicetoolbutton.hpp

/*
 * This file is part of the PulseView project.
 *
 * Copyright (C) 2014 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, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
 */

#ifndef PULSEVIEW_PV_WIDGETS_DEVICETOOLBUTTON_HPP
#define PULSEVIEW_PV_WIDGETS_DEVICETOOLBUTTON_HPP

#include <list>
#include <memory>
#include <vector>

#include <QAction>
#include <QMenu>
#include <QSignalMapper>
#include <QToolButton>

struct srd_decoder;

namespace sigrok {
class Device;
}

namespace pv {

class DeviceManager;

namespace widgets {

class DeviceToolButton : public QToolButton
{
	Q_OBJECT;

public:
	/**
	 * Constructor
	 * @param parent the parent widget.
	 * @param device_manager the device manager.
	 * @param connect_action the connect-to-device action.
	 */
	DeviceToolButton(QWidget *parent, DeviceManager &device_manager,
		QAction *connect_action);

	/**
	 * Returns a reference to the selected device.
	 */
	std::shared_ptr<sigrok::Device> selected_device();

	/**
	 * Sets the current list of devices.
	 * @param device the list of devices.
	 * @param selected_device the currently active device.
	 */
	void set_device_list(
		const std::list< std::shared_ptr<sigrok::Device> > &devices,
		std::shared_ptr<sigrok::Device> selected);

private:
	/**
	 * Repopulates the menu from the device list.
	 */
	void update_device_list();

private Q_SLOTS:
	void on_action(QObject *action);

	void on_menu_hovered(QAction *action);

	void on_menu_hover_timeout();

Q_SIGNALS:
	void device_selected();

private:
	DeviceManager &device_manager_;
	QAction *const connect_action_;

	QMenu menu_;
	QSignalMapper mapper_;

	std::shared_ptr<sigrok::Device> selected_device_;
	std::vector< std::weak_ptr<sigrok::Device> > devices_;

	QString device_tooltip_;
};

} // widgets
} // pv

#endif // PULSEVIEW_PV_WIDGETS_DEVICETOOLBUTTON_HPP
Commit	Line	Data
079d39ea JH	1	/*
	2	* This file is part of the PulseView project.
	3	*
	4	* Copyright (C) 2014 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, write to the Free Software
	18	* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
	19	*/
	20
7a01bd36 JH	21	#ifndef PULSEVIEW_PV_WIDGETS_DEVICETOOLBUTTON_HPP
7a01bd36 JH	22	#define PULSEVIEW_PV_WIDGETS_DEVICETOOLBUTTON_HPP
079d39ea JH	23
	24	#include <list>
	25	#include <memory>
	26	#include <vector>
	27
	28	#include <QAction>
	29	#include <QMenu>
	30	#include <QSignalMapper>
	31	#include <QToolButton>
	32
	33	struct srd_decoder;
	34
	35	namespace sigrok {
	36	class Device;
	37	}
	38
	39	namespace pv {
	40
	41	class DeviceManager;
	42
	43	namespace widgets {
	44
	45	class DeviceToolButton : public QToolButton
	46	{
	47	Q_OBJECT;
	48
	49	public:
	50	/**
	51	* Constructor
	52	* @param parent the parent widget.
	53	* @param device_manager the device manager.
	54	* @param connect_action the connect-to-device action.
	55	*/
	56	DeviceToolButton(QWidget *parent, DeviceManager &device_manager,
	57	QAction *connect_action);
	58
	59	/**
	60	* Returns a reference to the selected device.
	61	*/
	62	std::shared_ptr<sigrok::Device> selected_device();
	63
	64	/**
	65	* Sets the current list of devices.
	66	* @param device the list of devices.
	67	* @param selected_device the currently active device.
	68	*/
	69	void set_device_list(
	70	const std::list< std::shared_ptr<sigrok::Device> > &devices,
	71	std::shared_ptr<sigrok::Device> selected);
	72
	73	private:
	74	/**
	75	* Repopulates the menu from the device list.
	76	*/
	77	void update_device_list();
	78
	79	private Q_SLOTS:
	80	void on_action(QObject *action);
	81
1982c650 SA	82	void on_menu_hovered(QAction *action);
	83
	84	void on_menu_hover_timeout();
	85
079d39ea JH	86	Q_SIGNALS:
	87	void device_selected();
	88
	89	private:
	90	DeviceManager &device_manager_;
	91	QAction *const connect_action_;
	92
	93	QMenu menu_;
	94	QSignalMapper mapper_;
	95
	96	std::shared_ptr<sigrok::Device> selected_device_;
	97	std::vector< std::weak_ptr<sigrok::Device> > devices_;
1982c650 SA	98
1982c650 SA	99	QString device_tooltip_;
079d39ea JH	100	};
	101
	102	} // widgets
	103	} // pv
	104
7a01bd36	105	#endif // PULSEVIEW_PV_WIDGETS_DEVICETOOLBUTTON_HPP