lyx_mirror/src/frontends/qt4/Action.h

// -*- C++ -*-
/**
 * \file Action.h
 * This file is part of LyX, the document processor.
 * Licence details can be found in the file COPYING.
 *
 * \author Abdelrazak Younes
 *
 * Full author contact details are available in file CREDITS.
 */

#ifndef ACTION_H
#define ACTION_H

#include <QAction>
#include <memory>

class QIcon;

namespace lyx {

class FuncRequest;

namespace frontend {

/**
 * Action - Qt interface with LyX' FuncRequest.
 *
 * Action can be used in LyX menubar and/or toolbars.
 */
class Action : public QAction
{
	Q_OBJECT

public:
	// Makes a copy of func
	Action(FuncRequest func, QIcon const & icon, QString const & text,
	       QString const & tooltip, QObject * parent);

	// Takes shared ownership of func.
	// Use for perf-sensitive code such as populating menus.
	Action(std::shared_ptr<FuncRequest const> func,
	       QIcon const & icon, QString const & text,
	       QString const & tooltip, QObject * parent);

	void update();

Q_SIGNALS:
	/// the current action is triggered
	void triggered(QAction *);

private Q_SLOTS:
	void action();

private:
	void init(QIcon const & icon, QString const & text, QString const & tooltip);
	std::shared_ptr<FuncRequest const> func_;
};


} // namespace frontend
} // namespace lyx

#endif // ACTION_H