/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
package org.apache.myfaces.shared_tomahawk.renderkit.html;
import java.io.IOException;
import java.util.List;
import java.util.Map;
import javax.faces.component.UIComponent;
import javax.faces.component.UIOutcomeTarget;
import javax.faces.component.behavior.ClientBehavior;
import javax.faces.component.behavior.ClientBehaviorHolder;
import javax.faces.component.html.HtmlOutcomeTargetButton;
import javax.faces.context.ExternalContext;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import org.apache.myfaces.shared_tomahawk.renderkit.ClientBehaviorEvents;
import org.apache.myfaces.shared_tomahawk.renderkit.JSFAttr;
import org.apache.myfaces.shared_tomahawk.renderkit.RendererUtils;
import org.apache.myfaces.shared_tomahawk.renderkit.html.util.JavascriptUtils;
import org.apache.myfaces.shared_tomahawk.renderkit.html.util.ResourceUtils;
/**
* @since 2.0
* @author Leonardo Uribe (latest modification by $Author: lu4242 $)
* @version $Revision: 980254 $ $Date: 2010-07-28 17:31:41 -0500 (Wed, 28 Jul 2010) $
*/
public class HtmlOutcomeTargetButtonRendererBase extends HtmlRenderer
{
public boolean getRendersChildren()
{
return true;
}
public void encodeBegin(FacesContext facesContext, UIComponent uiComponent)
throws IOException
{
super.encodeBegin(facesContext, uiComponent); //check for NP
String clientId = uiComponent.getClientId(facesContext);
ResponseWriter writer = facesContext.getResponseWriter();
Map<String, List<ClientBehavior>> behaviors = null;
if (uiComponent instanceof ClientBehaviorHolder)
{
behaviors = ((ClientBehaviorHolder) uiComponent).getClientBehaviors();
if (!behaviors.isEmpty())
{
ResourceUtils.renderDefaultJsfJsInlineIfNecessary(facesContext, facesContext.getResponseWriter());
}
}
writer.startElement(HTML.INPUT_ELEM, uiComponent);
writer.writeAttribute(HTML.ID_ATTR, clientId,
org.apache.myfaces.shared_tomahawk.renderkit.JSFAttr.ID_ATTR);
writer.writeAttribute(HTML.NAME_ATTR, clientId, JSFAttr.ID_ATTR);
String image = getImage(uiComponent);
ExternalContext externalContext = facesContext.getExternalContext();
if (image != null)
{
writer.writeAttribute(HTML.TYPE_ATTR, HTML.INPUT_TYPE_IMAGE,
org.apache.myfaces.shared_tomahawk.renderkit.JSFAttr.TYPE_ATTR);
String src = facesContext.getApplication().getViewHandler()
.getResourceURL(facesContext, image);
writer.writeURIAttribute(HTML.SRC_ATTR, externalContext
.encodeResourceURL(src),
org.apache.myfaces.shared_tomahawk.renderkit.JSFAttr.IMAGE_ATTR);
}
else
{
writer.writeAttribute(HTML.TYPE_ATTR, HTML.INPUT_TYPE_BUTTON,
org.apache.myfaces.shared_tomahawk.renderkit.JSFAttr.TYPE_ATTR);
Object value = org.apache.myfaces.shared_tomahawk.renderkit.RendererUtils
.getStringValue(facesContext, uiComponent);
if (value != null)
{
writer
.writeAttribute(
org.apache.myfaces.shared_tomahawk.renderkit.html.HTML.VALUE_ATTR,
value,
org.apache.myfaces.shared_tomahawk.renderkit.JSFAttr.VALUE_ATTR);
}
}
if (HtmlRendererUtils.isDisabled(uiComponent))
{
HtmlRendererUtils.renderHTMLAttribute(writer, HTML.DISABLED_ATTR,
HTML.DISABLED_ATTR, true);
}
else
{
String href = facesContext.getExternalContext().encodeResourceURL(
HtmlRendererUtils.getOutcomeTargetLinkHref(facesContext,
(UIOutcomeTarget) uiComponent));
if (behaviors != null && !behaviors.isEmpty())
{
HtmlRendererUtils.renderBehaviorizedAttribute(facesContext, writer, HTML.ONCLICK_ATTR,
uiComponent, ClientBehaviorEvents.CLICK, null, behaviors, HTML.ONCLICK_ATTR,
(String) uiComponent.getAttributes().get(HTML.ONCLICK_ATTR), "window.location.href = '" + href + "'");
}
else
{
String commandOnClick = (String) uiComponent.getAttributes().get(
HTML.ONCLICK_ATTR);
StringBuffer onClick = new StringBuffer();
if (commandOnClick != null)
{
onClick.append(commandOnClick);
onClick.append(';');
}
onClick.append("window.location.href = '" + href + "'");
writer.writeAttribute(HTML.ONCLICK_ATTR, onClick.toString(), null);
}
}
if (uiComponent instanceof ClientBehaviorHolder && JavascriptUtils.isJavascriptAllowed(facesContext.getExternalContext()))
{
HtmlRendererUtils.renderBehaviorizedEventHandlersWithoutOnclick(facesContext, writer, uiComponent, behaviors);
HtmlRendererUtils.renderBehaviorizedFieldEventHandlersWithoutOnchangeAndOnselect(facesContext, writer, uiComponent, behaviors);
}
else
{
HtmlRendererUtils.renderHTMLAttributes(writer, uiComponent,
HTML.EVENT_HANDLER_ATTRIBUTES_WITHOUT_ONCLICK);
HtmlRendererUtils
.renderHTMLAttributes(
writer,
uiComponent,
HTML.COMMON_FIELD_EVENT_ATTRIBUTES_WITHOUT_ONSELECT_AND_ONCHANGE);
}
HtmlRendererUtils.renderHTMLAttributes(writer, uiComponent,
HTML.COMMON_FIELD_PASSTROUGH_ATTRIBUTES_WITHOUT_DISABLED_AND_EVENTS);
HtmlRendererUtils.renderHTMLAttribute(writer, uiComponent,
HTML.ALT_ATTR, HTML.ALT_ATTR);
writer.flush();
}
private String getImage(UIComponent uiComponent)
{
if (uiComponent instanceof HtmlOutcomeTargetButton)
{
return ((HtmlOutcomeTargetButton) uiComponent).getImage();
}
return (String) uiComponent.getAttributes().get(JSFAttr.IMAGE_ATTR);
}
public void encodeChildren(FacesContext facesContext, UIComponent component)
throws IOException
{
RendererUtils.renderChildren(facesContext, component);
}
public void encodeEnd(FacesContext facesContext, UIComponent component)
throws IOException
{
super.encodeEnd(facesContext, component); //check for NP
ResponseWriter writer = facesContext.getResponseWriter();
writer.endElement(HTML.INPUT_ELEM);
}
}