/**
* License Agreement.
*
* Ajax4jsf 1.1 - Natural Ajax for Java Server Faces (JSF)
*
* Copyright (C) 2007 Exadel, Inc.
*
* This library 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.
*
* This library 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.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package org.jboss.seam.ui.util.cdk;
import static org.jboss.seam.util.Reflections.isInstanceOf;
import javax.faces.component.UIComponent;
import javax.faces.component.UIForm;
import javax.faces.component.html.HtmlCommandButton;
public class RendererUtils
{
private static final String TRINIDAD_FORM_FAMILY = "org.apache.myfaces.trinidad.Form";
private static final String TRINIDAD_COMMANDBUTTON_CLASS = "org.apache.myfaces.trinidad.component.core.nav.CoreCommandButton";
private static final String RICHFACES_COMMANDBUTTON_CLASS = "org.ajax4jsf.component.UIAjaxCommandButton";
/**
* Since Trinidad, and possibly other JSF implementations don't always subclass
* from {@link javax.faces.component.UIForm} we can't cast to UIForm.
*/
public UIComponent getForm(UIComponent component)
{
while (component != null)
{
if (isForm(component))
{
break;
}
component = component.getParent();
}
return component;
}
public boolean isCommandButton(UIComponent cmp)
{
if ( cmp instanceof HtmlCommandButton || isInstanceOf(cmp.getClass(), TRINIDAD_COMMANDBUTTON_CLASS) || isInstanceOf(cmp.getClass(), RICHFACES_COMMANDBUTTON_CLASS) )
{
return true;
}
else
{
return false;
}
}
public boolean isForm(UIComponent cmp)
{
if ( cmp instanceof UIForm || TRINIDAD_FORM_FAMILY.equals(cmp.getFamily()) )
{
return true;
}
else
{
return false;
}
}
}