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/*
   ui/inputbox.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_INPUTBOX_H__
#define __INCLUDED_UI_INPUTBOX_H__

#include "ui/widget.h"

namespace ui
{

/// text input widget
class InputBox : public Widget
{
public:
	InputBox(Widget *parent);
	~InputBox();

	/// set the text displayed by the label
	void set_text(const std::string &text);

	/// set the text displayed by the label
	void set_text(const char *text);

	/// set the prompt
	void set_prompt(const std::string &prompt);

	/// set the prompt
	void set_prompt(const char *prompt);

	/// set the maximal input width
	void set_max(const size_t max);

	/// return the text displayed by the label
	inline std::string const &text() const {
		return input_text;
	}

	/// clear the text
	void clear();

protected:
	/// draw the widget
	virtual void draw();

	/// called when the widget receives a key press
	virtual bool on_keypress(const int key, const unsigned int modifier);

	/// called when the widget receives a key release
	virtual bool on_keyrelease(const int key, const unsigned int modifier);

private:

	std::string		input_text;
	std::string		input_prompt;
	size_t			input_pos;
	size_t			input_max;
};

}

#endif // __INCLUDED_UI_INPUTBOX_H__