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// -*- mode: c++ -*-
//
// This file is part of libyacurs.
// Copyright (C) 2013 Rafael Ostertag
//
// 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/>.
//
//
// $Id$
#ifndef BUTTON_H
#define BUTTON_H 1
#include "event.h"
#include "label.h"
namespace YACURS {
/**
* A button that can be pressed.
*
* Upon press, a button emits @c EVT_BUTTON_PRESS. All Event
* Connectors will receive that event. The can distinguish between
* different buttons by comparing EventEx<Button*>::data() to the
* address of the Button they're interested in.
*/
class Button : public Label {
private:
/**
* Flag whether or not button is enabled
*/
bool _enabled;
/**
* Temporary string used when returning label.
*/
std::string _tmp_label;
protected:
/**
* Key Handler.
*
* Handles @c EVT_KEY events.
*
* @param e EventEx<int>.
*/
virtual void key_handler(Event& e);
// From Realizeable
virtual void realize();
virtual void unrealize();
public:
/**
* Constructor.
*
* @param b label
*/
Button(const std::string& b);
virtual ~Button();
// Not supported
Button(const Button&) = delete;
Button(Button&&) = delete;
Button& operator=(const Button&) = delete;
Button& operator=(Button&&) = delete;
/**
* Set label.
*
* @param l label
*/
void label(const std::string& l);
/**
* Get label.
*
* @return label of Button.
*/
const std::string& label() const;
void enabled(bool f);
bool enabled() const;
// From Realizeable
void refresh(bool immediate);
};
} // namespace YACURS
#endif // BUTTON_H
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