/*!
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* 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 Lesser General Public License for more details.
*
* Copyright (c) 2002-2013 Pentaho Corporation.. All rights reserved.
*/
package org.pentaho.mantle.client.workspace;
import com.google.gwt.cell.client.AbstractCell;
import com.google.gwt.cell.client.ValueUpdater;
import com.google.gwt.dom.client.Element;
import com.google.gwt.dom.client.EventTarget;
import com.google.gwt.dom.client.NativeEvent;
import com.google.gwt.safehtml.shared.SafeHtml;
import com.google.gwt.safehtml.shared.SafeHtmlBuilder;
/**
* @author Rowell Belen
*/
public class ClickableSafeHtmlCell extends AbstractCell<SafeHtml> {
public ClickableSafeHtmlCell() {
super( "click" );
}
@Override
public void onBrowserEvent( Context context, Element parent, SafeHtml value, NativeEvent event,
ValueUpdater<SafeHtml> valueUpdater ) {
// use default implementation for all events other than the click event
super.onBrowserEvent( context, parent, value, event, valueUpdater );
if ( "click".equals( event.getType() ) ) {
// Ignore clicks that occur outside of the outermost element.
EventTarget eventTarget = event.getEventTarget();
if ( parent.getFirstChildElement().isOrHasChild( Element.as( eventTarget ) ) ) {
onEnterKeyDown( context, parent, value, event, valueUpdater );
}
}
}
@Override
protected void onEnterKeyDown( Context context, Element parent, SafeHtml value, NativeEvent event,
ValueUpdater<SafeHtml> valueUpdater ) {
if ( valueUpdater != null ) {
valueUpdater.update( value );
}
}
@Override
public void render( Context context, SafeHtml value, SafeHtmlBuilder sb ) {
if ( value != null ) {
sb.append( value );
}
}
}