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

import com.google.gwt.event.dom.client.*;
import com.google.gwt.event.shared.*;
import com.google.gwt.user.client.*;
import com.google.gwt.user.client.ui.*;

public class ImprovedGrid extends Grid
{
    public ImprovedGrid()
    {
        this( 0, 0 );
    }

    public ImprovedGrid( int pRows, int pCols )
    {
        super( pRows, pCols );
    }

    public HandlerRegistration addMouseOverHandler( MouseOverHandler pHandler )
    {
        return addDomHandler( pHandler, MouseOverEvent.getType() );
    }

    public HandlerRegistration addMouseOutHandler( MouseOutHandler pHandler )
    {
        return addDomHandler( pHandler, MouseOutEvent.getType() );
    }

    public int getRowForEvent( DomEvent<?> pEvent )
    {
        // System.out.println("ImprovedGrid.getRowForEvent(" + pEvent.getNativeEvent().getEventTarget() + ")");
        Element td = getEventTargetCell( Event.as( pEvent.getNativeEvent() ) );
        if ( td != null )
        {
            Element tr = DOM.getParent( td );
            Element body = DOM.getParent( tr );
            return DOM.getChildIndex( body, tr );
        }
        return -1;
    }

    @Override
    public Element getEventTargetCell( Event pEvent )
    {
        return super.getEventTargetCell( pEvent );
    }

    @Override
    public void onBrowserEvent( Event pEvent )
    {
        switch ( pEvent.getTypeInt() )
        {
            case Event.ONMOUSEOVER:
            case Event.ONMOUSEOUT:
                DomEvent.fireNativeEvent( pEvent, this, this.getElement() );
                break;

            default:
                super.onBrowserEvent( pEvent );
                break;
        }
    }
}