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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 STATUSBAR_H
#define STATUSBAR_H 1
#include <stack>
#include "lineobject.h"
namespace YACURS {
/**
* Status Line.
*
* Maintains a stack of messages, where the top most message will
* be displayed.
*/
class StatusBar : public LineObject {
private:
std::stack<std::string> _messages;
void show_top_msg();
public:
StatusBar();
StatusBar& operator=(const StatusBar&) = delete;
StatusBar& operator=(StatusBar&&) = delete;
StatusBar(const StatusBar&) = delete;
StatusBar(StatusBar&&) = delete;
virtual ~StatusBar();
/**
* Push a message on the stack.
*
* Push a message on the stack. The message will be
* visible immediately.
*
* @param m message
*/
void push(const std::string& m);
/**
* Set the top most message.
*
* Set the top most message without growing the stack.
*
* @param m message
*/
void set(const std::string& m);
/**
* Remove the top most message.
*
* Remove the top most message from the stack and display
* the new top most message, if any.
*/
void pop();
};
} // namespace YACURS
#endif
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