/*
 * track_label_button.cpp - implementation of class trackLabelButton, a label
 *                          which is renamable by double-clicking it
 *
 * Copyright (c) 2004-2008 Tobias Doerffel <tobydox/at/users.sourceforge.net>
 * 
 * This file is part of Linux MultiMedia Studio - http://lmms.sourceforge.net
 *
 * 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 2 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 (see COPYING); if not, write to the
 * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301 USA.
 *
 */


#include <QtGui/QApplication>
#include <QtGui/QMouseEvent>


#include "track_label_button.h"
#include "embed.h"
#include "rename_dialog.h"
#include "InstrumentTrack.h"
#include "Instrument.h"
#include "config_mgr.h"
#include "engine.h"



trackLabelButton::trackLabelButton( trackView * _tv, QWidget * _parent ) :
	QToolButton( _parent ),
	m_trackView( _tv ),
	m_iconName()
{
	setAttribute( Qt::WA_OpaquePaintEvent, true );
	setAcceptDrops( true );
	setCursor( QCursor( embed::getIconPixmap( "hand" ), 0, 0 ) );
	setToolButtonStyle( Qt::ToolButtonTextBesideIcon );
	setFixedSize( 160, 29 );
	setIconSize( QSize( 32, 32 ) );
	setText( " " );

	connect( m_trackView->getTrack(), SIGNAL( dataChanged() ),
					this, SLOT( update() ) );
}




trackLabelButton::~trackLabelButton()
{
}




void trackLabelButton::rename()
{
	QString txt = m_trackView->getTrack()->name();
	renameDialog rename_dlg( txt );
	rename_dlg.exec();
	if( txt != text() )
	{
		m_trackView->getTrack()->setName( txt );
	}
}




void trackLabelButton::dragEnterEvent( QDragEnterEvent * _dee )
{
	m_trackView->dragEnterEvent( _dee );
}




void trackLabelButton::dropEvent( QDropEvent * _de )
{
	m_trackView->dropEvent( _de );
	setChecked( true );
}




void trackLabelButton::mousePressEvent( QMouseEvent * _me )
{
	if( _me->button() == Qt::RightButton )
	{
		rename();
	}
	else
	{
		QToolButton::mousePressEvent( _me );
	}
}




void trackLabelButton::mouseDoubleClickEvent( QMouseEvent * _me )
{
	rename();
}




void trackLabelButton::paintEvent( QPaintEvent * _pe )
{
	if( m_trackView->getTrack()->type() == track::InstrumentTrack )
	{
		InstrumentTrack * it =
			dynamic_cast<InstrumentTrack *>(
						m_trackView->getTrack() );
		const PixmapLoader * pl;
		if( it && it->instrument() &&
			it->instrument()->descriptor() &&
			( pl = it->instrument()->descriptor()->logo ) )
		{
			if( pl->pixmapName() != m_iconName )
			{
				m_iconName = pl->pixmapName();
				setIcon( pl->pixmap() );
			}
		}
	}

	setText( m_trackView->getTrack()->displayName() );
	QToolButton::paintEvent( _pe );
}



#include "moc_track_label_button.cxx"