/*
   ui/console.h
   This file is part of the Osirion project and is distributed under
   the terms of the GNU General Public License version 2
*/

#ifndef __INCLUDED_UI_CONSOLE_H__
#define __INCLUDED_UI_CONSOLE_H__

#include "sys/consoleinterface.h"
#include "ui/inputbox.h"
#include "ui/scrollbar.h"
#include "ui/scrollpane.h"
#include "ui/window.h"
#include "ui/label.h"

namespace ui
{

/* -- class ConsoleBuffer ------------------------------------------ */

/// client console buffer
/** stores incoming console messages
 */
class ConsoleBuffer : public sys::ConsoleInterface
{
public:
	ConsoleBuffer();
	virtual ~ConsoleBuffer();
};

/* -- class Console ------------------------------------------------ */

/// client system console widget
class Console : public Window
{
public:
	Console(Widget *parent);
	virtual ~Console();

	/// load input history
	void load_history();

	/// save input history
	void save_history();

	/// show console
	virtual void show();

	/// hide console
	virtual void hide();

	void toggle();

protected:

	/// draw the client console
	virtual void draw();
	
	/// resize event handler
	virtual void resize();

	/// handle keypress events
	virtual bool on_keypress(const int key, const unsigned int modifier);
	
	/// handle mousewheel events
	virtual bool on_mousewheel(const math::Vector2f & direction);
	
	/// handle emit events
	virtual bool on_emit(Widget *sender, const Event event, void *data);


private:
	// input history
	Text 			history;
	Text::reverse_iterator 	history_pos;

	// console widget
	InputBox			*console_input;
	ScrollBar			*console_scrollbar;
	ScrollPane			*console_scrollpane;
	Label				*console_versionlabel;

	// console buffer
	static ConsoleBuffer		con_buffer;
};

}

#endif // __INCLUDED_UI_CONSOLE_H__