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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 CURS_H
#define CURS_H 1
#include <string>
#include "area.h"
#include "event.h"
#include "statusbar.h"
#include "titlebar.h"
#include "window.h"
#include "yacurscurses.h"
/**
* General name space of libyacurs.
*/
namespace YACURS {
/**
* Static class for starting/stopping Curses.
*
* Class taking care of initializing and unitializing curses, and
* running the application.
*
* It takes care of showing a title, status line, and/or main
* window.
*/
class Curses {
private:
/**
* Screen size before suspending.
*
* Before suspending on SIGTSTP, the current screen size
* will be saved. When resumed by SIGCONT, the current
* screen size will be compared to this, and a resize
* performed if they differ.
*/
static Size suspend_scrsz;
/**
* Pointer to StatusBar.
*
* Curses will not free the memory associated with StatuLine.
*/
static StatusBar* _statusBar;
/**
* Pointer to a title LineObject.
*
* Curses will not free the memory associated with LineObject.
*/
static TitleBar* _titleBar;
/**
* Pointer to the main window.
*
* Curses will not free the memory associated with Window.
*/
static Window* _mainWindow;
/**
* Flag indicating whether or not Curses has been initialized.
*
* It will be set by init() and removed by end().
*/
static bool initialized;
/**
* Flag indicating whether or not program has been suspended.
*/
static volatile bool _suspended;
/**
* The terminals we know
*
* Holds the terminals we know that can have set the
* title.
*/
static const char* _xterm_list[];
static bool is_xterm();
protected:
/**
* Handler for EVT_DOUPDATE event.
*
* @param e doupdate event.
*/
static void doupdate_handler(Event& e);
static void termresetup_handler(Event& e);
static void sigtstp_handler(Event& e);
static void sigcont_handler(Event& e);
public:
static void init(const std::string& colors = std::string());
static void end();
/**
* Start the application.
*
* Starts the application by initializing the Focus Manager,
* showing the title, status line and main window (if any),
* and starting the EventQueue..
*
* Upon termination of the EventQueue by an EVT_QUIT event,
* the title, status line and main window (if any) will be
* closed and the Focus Manager will be uninitialized.
*/
static void run();
static void title(TitleBar* titleBar);
static TitleBar* title();
static void statusbar(StatusBar* statusBar);
static StatusBar* statusbar();
static void mainwindow(Window* window);
static Window* mainwindow();
static Size current_screensize();
static Size inquiry_screensize();
static void set_terminal_title(const std::string& title);
};
} // namespace YACURS
#endif
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