Files
lmms/src/gui/RowTableView.cpp
2016-06-15 01:42:46 +02:00

140 lines
2.9 KiB
C++

/*
* RowTableView.cpp - table with rows that act like single cells
*
* Copyright (c) 2016 Javier Serrano Polo <javier@jasp.net>
*
* This file is part of LMMS - http://lmms.io
*
* 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 "RowTableView.h"
#include <QKeyEvent>
#include <QPainter>
#include <QStyledItemDelegate>
class RowDelegate : public QStyledItemDelegate
{
public:
RowDelegate( QAbstractItemView * table, QObject * parent = 0 ) :
QStyledItemDelegate( parent ),
m_table( table )
{
}
virtual void paint( QPainter * painter,
const QStyleOptionViewItem & option,
const QModelIndex & index ) const;
protected:
virtual void initStyleOption( QStyleOptionViewItem * option,
const QModelIndex & index ) const;
private:
QAbstractItemView * m_table;
} ;
void RowDelegate::initStyleOption( QStyleOptionViewItem * option,
const QModelIndex & index ) const
{
QStyledItemDelegate::initStyleOption( option, index );
option->state &= ~QStyle::State_HasFocus;
}
void RowDelegate::paint( QPainter * painter,
const QStyleOptionViewItem & option, const QModelIndex & index ) const
{
QStyledItemDelegate::paint( painter, option, index );
if ( index.row() == m_table->currentIndex().row() )
{
const QRect rect( option.rect );
painter->drawLine( rect.topLeft(), rect.topRight() );
painter->drawLine( rect.bottomLeft(), rect.bottomRight() );
if ( index.column() == 0 )
{
painter->drawLine( rect.topLeft(), rect.bottomLeft() );
}
if ( index.column() == index.model()->columnCount() - 1 )
{
painter->drawLine( rect.topRight(),
rect.bottomRight() );
}
}
}
RowTableView::RowTableView( QWidget * parent ) :
QTableView( parent )
{
m_rowDelegate = new RowDelegate( this, this );
}
RowTableView::~RowTableView()
{
delete m_rowDelegate;
}
void RowTableView::setModel( QAbstractItemModel * model )
{
QTableView::setModel( model );
for ( int i = 0; i < model->rowCount(); i++ )
{
setItemDelegateForRow( i, m_rowDelegate );
}
}
void RowTableView::keyPressEvent( QKeyEvent * event )
{
switch( event->key() )
{
case Qt::Key_Tab:
case Qt::Key_Backtab:
for( int i = 0; i < model()->columnCount() - 1; i++ )
{
QTableView::keyPressEvent( event );
}
default:
QTableView::keyPressEvent( event );
}
}