// This Source Code is in the Public Domain per: http://litesoft.org/License.txt
package org.litesoft.GWT.client.widgets.datatables;

import com.google.gwt.gen2.table.client.*;
import com.google.gwt.user.client.ui.*;

public abstract class ClickableColumnDefinition<RowType> extends TableColumnDefinition<RowType> implements CellClickHandler<RowType>
{
    public ClickableColumnDefinition()
    {
        this( null );
    }

    public ClickableColumnDefinition( String pHeaderText )
    {
        super( pHeaderText );
        align( HasHorizontalAlignment.ALIGN_CENTER );
        clickHandler( this );
    }

    @Override
    public Object getCellValue( RowType pRowValue )
    {
        return createClickable( pRowValue );
    }

    @Override
    public void execute( ColumnDefinition<RowType, ?> colDef, int pRowIndex, RowType pRowValue )
    {
        execute( pRowIndex, pRowValue );
    }

    protected abstract UIObject createClickable( RowType pRowValue );

    protected abstract void execute( int pRowIndex, RowType pRowValue );
}