#ifndef _cellrenderercustom_h
#define _cellrenderercustom_h

/*
 *	subtitleeditor -- a tool to create or edit subtitle
 *
 *	http://home.gna.org/subtitleeditor/
 *	https://gna.org/projects/subtitleeditor/
 *
 *	Copyright @ 2005-2009, kitone
 *
 *	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/>.
 */

#include <gtkmm/cellrenderertext.h>
#include <gtkmm/entry.h>
#include <debug.h>
#include "cellrenderercustom.h"

/*
 *
 */
template<class T>
class CellRendererCustom : public Gtk::CellRendererText
{
public:

	/*
	 *
	 */
	CellRendererCustom();
	
	/*
	 *
	 */
	virtual Gtk::CellEditable* start_editing_vfunc(
			GdkEvent* event, 
			Gtk::Widget &widget, 
			const Glib::ustring &path, 
			const Gdk::Rectangle& background_area,
			const Gdk::Rectangle& cell_area,
			Gtk::CellRendererState flags);

protected:

	/*
	 * Disable all actions.
	 */
	virtual void begin_editing();

	/*
	 * Enable all actions.
	 */
	virtual void finish_editing();

	/*
	 *
	 */
	void cell_editing_done(const Glib::ustring &path);

protected:
	T* m_editable;
};


/*
 *
 */
template<class T>
CellRendererCustom<T>::CellRendererCustom()
:	Glib::ObjectBase(typeid(CellRendererCustom)),
	Gtk::CellRendererText(),
	m_editable(NULL)
{
	se_debug(SE_DEBUG_VIEW);
}
	
/*
 *
 */
template<class T>
Gtk::CellEditable* CellRendererCustom<T>::start_editing_vfunc(
			GdkEvent* event, 
			Gtk::Widget &widget, 
			const Glib::ustring &path, 
			const Gdk::Rectangle& background_area,
			const Gdk::Rectangle& cell_area,
			Gtk::CellRendererState flags)
{
	se_debug(SE_DEBUG_VIEW);

	if(!property_editable())
		return NULL;

	m_editable = manage(new T);
	m_editable->set_size_request(cell_area.get_width(), cell_area.get_height());

	m_editable->signal_editing_done().connect(
			sigc::bind(sigc::mem_fun(*this, &CellRendererCustom<T>::cell_editing_done), path));
		
	// prepare widget
	if(Gtk::Entry *entry = dynamic_cast<Gtk::Entry*>(m_editable))
	{
		entry->set_has_frame(false);
		entry->set_alignment(property_xalign());
	}
	m_editable->set_text(property_text());


	// Begin/Finish editing (Fix #10494)
	// Disable actions during editing. Enable at the exit. 
	begin_editing();

	m_editable->signal_remove_widget().connect(
			sigc::mem_fun(*this, &CellRendererCustom<T>::finish_editing));

	m_editable->show();
	return m_editable;
}

/*
 * Disable all actions.
 */
template<class T>
void CellRendererCustom<T>::begin_editing()
{
}

/*
 * Enable all actions.
 */
template<class T>
void CellRendererCustom<T>::finish_editing()
{
}

/*
 *
 */
template<class T>
void CellRendererCustom<T>::cell_editing_done(const Glib::ustring &path)
{
	se_debug(SE_DEBUG_VIEW);

	if(m_editable == NULL)
		return;

	Glib::ustring text = m_editable->get_text();
	
	// pour eviter un doublon
	m_editable = NULL;
	edited(path, text);
}

#endif//_cellrenderercustom_h
