#include "PackFieldsView.h"

PackFieldsView::PackFieldsView(QWidget *parent):
    QListView( parent )
    {
    setDragEnabled(true);
    setAcceptDrops(true);
    setDropIndicatorShown(true);
    setDragDropOverwriteMode( false );
    }

void PackFieldsView::setModel( QAbstractItemModel* aModel )
    {
    QListView::setModel( aModel );
    qRegisterMetaType< QList<QPersistentModelIndex> >();
    connect( aModel, SIGNAL(indexesDropped(QList<QPersistentModelIndex>)),
        this, SLOT(selectIndexes(QList<QPersistentModelIndex>)), Qt::QueuedConnection );
    }

void PackFieldsView::selectIndexes( QList<QPersistentModelIndex> aIndexes )
    {
    selectionModel()->clearSelection();
    foreach( QPersistentModelIndex pIndex, aIndexes )
        {
        QModelIndex index = model()->index( pIndex.row(), 0, pIndex.parent() );
        selectionModel()->select( index, QItemSelectionModel::Select );
        }
    selectionModel()->setCurrentIndex( aIndexes[0], QItemSelectionModel::NoUpdate );
    }

void PackFieldsView::updateCurrent()
    {
    QItemSelection selection = selectionModel()->selection();
    reset();
    selectionModel()->select( selection, QItemSelectionModel::Select );
    }