/*
* JBoss, Home of Professional Open Source
* Copyright ${year}, Red Hat, Inc. and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* buticon 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 software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.richfaces.renderkit.html;
import static org.richfaces.renderkit.HtmlConstants.CLASS_ATTRIBUTE;
import static org.richfaces.renderkit.HtmlConstants.ID_ATTRIBUTE;
import static org.richfaces.renderkit.RenderKitUtils.attributes;
import static org.richfaces.renderkit.RenderKitUtils.renderPassThroughAttributes;
import java.io.IOException;
import java.util.Map;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import org.ajax4jsf.javascript.JSLiteral;
import org.richfaces.application.ServiceTracker;
import org.richfaces.javascript.JavaScriptService;
import org.richfaces.renderkit.HtmlConstants;
import org.richfaces.renderkit.RenderKitUtils;
import org.richfaces.renderkit.RendererBase;
/**
* @author akolonitsky
*
*/
public abstract class DivPanelRenderer extends RendererBase {
// Attributes defined in org.richfaces.component.AbstractDivPanel
private static final RenderKitUtils.Attributes PASS_THROUGH_ATTRIBUTES = attributes("lang", "onclick", "ondblclick",
"onmousedown", "onmousemove", "onmouseout", "onmouseover", "onmouseup", "title", "dir");
protected static String attributeAsStyle(UIComponent comp, Enum attr) {
return attributeAsStyle(comp, attr.toString());
}
protected static String attributeAsStyle(UIComponent comp, String attr) {
String value = attributeAsString(comp, attr);
if (value.length() == 0) {
return "";
}
return styleElement(attr, value);
}
protected static String styleElement(Object name, Object value) {
return new StringBuilder().append(name).append(':').append(value).toString();
}
protected static String attributeAsString(UIComponent comp, Enum attr) {
return attributeAsString(comp, attr.toString());
}
protected static String attributeAsString(UIComponent comp, String attr) {
Object o = comp.getAttributes().get(attr);
return o == null ? "" : o.toString();
}
/**
* Capitalize the first character of the given string.
*
* @param string String to capitalize.
* @return Capitalized string.
* @throws IllegalArgumentException String is <kk>null</kk> or empty.
*/
public static String capitalize(final String string) {
return Character.toUpperCase(string.charAt(0)) + string.substring(1);
}
@Override
protected void doEncodeBegin(ResponseWriter writer, FacesContext context, UIComponent component) throws IOException {
doEncodeItemBegin(writer, context, component);
}
protected void doEncodeItemBegin(ResponseWriter writer, FacesContext context, UIComponent component) throws IOException {
writer.startElement(HtmlConstants.DIV_ELEM, component);
writer.writeAttribute(ID_ATTRIBUTE, component.getClientId(context), "clientId");
writer.writeAttribute(CLASS_ATTRIBUTE, getStyleClass(component), null);
String style = getStyle(component);
if (style != null && style.length() > 0) {
writer.writeAttribute(HtmlConstants.STYLE_ATTRIBUTE, style, null);
}
renderPassThroughAttributes(context, component, getPassThroughAttributes());
}
protected String getStyle(UIComponent component) {
return attributeAsString(component, "style");
}
protected RenderKitUtils.Attributes getPassThroughAttributes() {
return PASS_THROUGH_ATTRIBUTES;
}
protected String getStyleClass(UIComponent component) {
return attributeAsString(component, "styleClass");
}
@Override
protected void doEncodeEnd(ResponseWriter writer, FacesContext context, UIComponent component) throws IOException {
doEncodeItemEnd(writer, context, component);
}
protected void doEncodeItemEnd(ResponseWriter writer, FacesContext context, UIComponent component) throws IOException {
writeJavaScript(writer, context, component);
writer.endElement(HtmlConstants.DIV_ELEM);
}
protected void writeJavaScript(ResponseWriter writer, FacesContext context, UIComponent component) throws IOException {
Object script = getScriptObject(context, component);
if (script == null) {
return;
}
JavaScriptService service = ServiceTracker.getService(JavaScriptService.class);
service.addScript(context, script);
}
protected Object getScriptObject(FacesContext context, UIComponent component) {
return null;
}
protected Map<String, Object> getScriptObjectOptions(FacesContext context, UIComponent component) {
return null;
}
/**
* Calls onCompleteHandler for given panel
*
* @param context FacesContext
* @param panelId the panel
*/
protected void addOnCompleteParam(FacesContext context, String panelId) {
addOnCompleteParam(context, "", panelId);
}
/**
* Adds script which switches given panel to given item
*
* @param context FacesContext
* @param itemName the item to switch to
* @param panelId the panel
*/
protected void addOnCompleteParam(FacesContext context, String itemName, String panelId) {
String script = new StringBuilder().append("RichFaces.$('").append(panelId).append("').onCompleteHandler('")
.append(itemName).append("');").toString();
JavaScriptService scriptService = ServiceTracker.getService(JavaScriptService.class);
scriptService.addScript(context, new JSLiteral(script.toString()));
}
}