/**
 * \file lengthcombo.C
 * This file is part of LyX, the document processor.
 * Licence details can be found in the file COPYING.
 *
 * \author John Levon
 *
 * Full author contact details are available in file CREDITS
 */

#include <config.h>

#ifdef __GNUG__
#pragma implementation
#endif

#include "gettext.h"

#include "lengthcombo.h"

#include <qwhatsthis.h>


LengthCombo::LengthCombo(QWidget * parent, char * name)
	: QComboBox(parent, name)
{
	// FIXME: check these should all be here, I think not
	insertItem(_("cm"));
	insertItem(_("in"));
	insertItem(_("pt"));
	insertItem(_("mm"));
	insertItem(_("pc"));
	insertItem(_("ex"));
	insertItem(_("em"));
	insertItem(_("sp"));
	insertItem(_("bp"));
	insertItem(_("dd"));
	insertItem(_("cc"));
	insertItem(_("mu"));
	insertItem(_("%p"));
	insertItem(_("%c"));
	insertItem(_("%l"));

	connect(this, SIGNAL(activated(int)),
		this, SLOT(has_activated(int)));

	QWhatsThis::add(this, _("FIXME - describe the units."));
}


LyXLength::UNIT LengthCombo::currentLengthItem() const
{
	LyXLength::UNIT unit;
	int i = currentItem();
	switch (i) {
		default:
		case 0: unit = LyXLength::CM; break;
		case 1: unit = LyXLength::IN; break;
		case 2: unit = LyXLength::PT; break;
		case 3: unit = LyXLength::MM; break;
		case 4: unit = LyXLength::PC; break;
		case 5: unit = LyXLength::EX; break;
		case 6: unit = LyXLength::EM; break;
		case 7: unit = LyXLength::SP; break;
		case 8: unit = LyXLength::BP; break;
		case 9: unit = LyXLength::DD; break;
		case 10: unit = LyXLength::CC; break;
		case 11: unit = LyXLength::MU; break;
		case 12: unit = LyXLength::PPW; break;
		case 13: unit = LyXLength::PCW; break;
		case 14: unit = LyXLength::PLW; break;
		// FIXME: LyXLength::PTW ?
	};
	return unit;
}


void LengthCombo::has_activated(int)
{
	emit selectionChanged(currentLengthItem());
}


void LengthCombo::setCurrentItem(LyXLength::UNIT unit)
{
	int i;
	switch (unit) {
		default:
		case LyXLength::CM: i = 0; break;
		case LyXLength::IN: i = 1; break;
		case LyXLength::PT: i = 2; break;
		case LyXLength::MM: i = 3; break;
		case LyXLength::PC: i = 4; break;
		case LyXLength::EX: i = 5; break;
		case LyXLength::EM: i = 6; break;
		case LyXLength::SP: i = 7; break;
		case LyXLength::BP: i = 8; break;
		case LyXLength::DD: i = 9; break;
		case LyXLength::CC: i = 10; break;
		case LyXLength::MU: i = 11; break;
		case LyXLength::PPW: i = 12; break;
		case LyXLength::PCW: i = 13; break;
		case LyXLength::PLW: i = 14; break;
		// FIXME: LyXLength::PTW ?
	}
	QComboBox::setCurrentItem(i);
}