package org.litesoft.GWT.client.widgets.datatables;

import org.litesoft.core.util.*;

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

public abstract class TableColumnDefinition<RowType> extends AbstractColumnDefinition<RowType, Object>
{
    public TableColumnDefinition()
    {
        this( null );
    }

    public TableColumnDefinition( String pHeaderText, TableCellRenderer<RowType> pCellRenderer )
    {
        if ( pHeaderText != null )
        {
            header( pHeaderText );
        }
        setCellRenderer( pCellRenderer );
        setPreferredColumnWidth( 10000 );
    }

    public TableColumnDefinition( String pHeaderText )
    {
        this( pHeaderText, new TableCellRenderer<RowType>() );
    }

    @Override
    public void setCellValue( RowType rowValue, Object cellValue )
    {
        throw new UnsupportedOperationException( "setCellValue(" + cellValue + ")" );
    }

    public HorizontalAlignmentConstant getHorizontalAlignment()
    {
        return getColumnProperty( HorizontalAlignmentProperty.TYPE ).getValue();
    }

    public void setHorizontalAlignment( HorizontalAlignmentConstant pAlignment )
    {
        setColumnProperty( HorizontalAlignmentProperty.TYPE, HorizontalAlignmentProperty.getInstance( pAlignment ) );
    }

    public VerticalAlignmentConstant getVerticalAlignment()
    {
        return getColumnProperty( VerticalAlignmentProperty.TYPE ).getValue();
    }

    public void setVerticalAlignment( VerticalAlignmentConstant pAlignment )
    {
        setColumnProperty( VerticalAlignmentProperty.TYPE, VerticalAlignmentProperty.getInstance( pAlignment ) );
    }

    public String getColStyleName()
    {
        return getColumnProperty( ColStyleNameProperty.TYPE ).getValue();
    }

    public void setColStyleName( String pStyleName )
    {
        if ( null != (pStyleName = UtilsCommon.noEmpty( pStyleName )) )
        {
            setColumnProperty( ColStyleNameProperty.TYPE, new ColStyleNameProperty( pStyleName ) );
        }
    }

    @SuppressWarnings("unchecked")
    public CellClickHandler<RowType> getCellClickHandler()
    {
        return (CellClickHandler<RowType>) getColumnProperty( ClickHandlerProperty.TYPE ).getValue();
    }

    public void setCellClickHandler( CellClickHandler<RowType> pHandler )
    {
        setColumnProperty( ClickHandlerProperty.TYPE, new ClickHandlerProperty( pHandler ) );
    }

    public TableColumnDefinition<RowType> header( String pHtml )
    {
        setHeader( 0, pHtml );
        return this;
    }

    public TableColumnDefinition<RowType> align( HorizontalAlignmentConstant pAlignment )
    {
        setHorizontalAlignment( pAlignment );
        return this;
    }

    public TableColumnDefinition<RowType> align( VerticalAlignmentConstant pAlignment )
    {
        setVerticalAlignment( pAlignment );
        return this;
    }

    public TableColumnDefinition<RowType> label( String pLabel )
    {
        setHeader( 0, pLabel );
        return this;
    }

    /**
     * Sets the style name on the COL element. Supports border, background,
     * width & visibility CSS properties.
     * <p/>
     * <a href="http://www.quirksmode.org/css/columns.html">COL doc</a>
     */
    public TableColumnDefinition<RowType> colStyleName( String pStyleName )
    {
        setColStyleName( pStyleName );
        return this;
    }

    public TableColumnDefinition<RowType> renderer( TableCellRenderer<RowType> pRenderer )
    {
        setCellRenderer( pRenderer );
        return this;
    }

    public TableColumnDefinition<RowType> clickHandler( CellClickHandler<RowType> pHandler )
    {
        setCellClickHandler( pHandler );
        return this;
    }

    public TableColumnDefinition<RowType> initialWidth( Integer pWidth )
    {
        if ( pWidth != null )
        {
            setMaximumColumnWidth( pWidth );
            setMinimumColumnWidth( pWidth );
        }
        return this;
    }
}