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org.primefaces.component.message.MessageRenderer Maven / Gradle / Ivy
/*
* Copyright 2009-2013 PrimeTek.
*
* Licensed 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.primefaces.component.message;
import java.io.IOException;
import java.util.Iterator;
import javax.faces.application.FacesMessage;
import javax.faces.application.FacesMessage.Severity;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import org.primefaces.context.RequestContext;
import org.primefaces.expression.SearchExpressionFacade;
import org.primefaces.renderkit.UINotificationRenderer;
import org.primefaces.util.WidgetBuilder;
public class MessageRenderer extends UINotificationRenderer {
@Override
public void encodeEnd(FacesContext context, UIComponent component) throws IOException {
Message uiMessage = (Message) component;
UIComponent target = SearchExpressionFacade.resolveComponent(context, uiMessage, uiMessage.getFor());
String targetClientId = target.getClientId(context);
encodeMarkup(context, uiMessage, targetClientId);
encodeScript(context, uiMessage, targetClientId);
}
protected void encodeMarkup(FacesContext context, Message uiMessage, String targetClientId) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String display = uiMessage.getDisplay();
boolean iconOnly = display.equals("icon");
boolean escape = uiMessage.isEscape();
String styleClass = display.equals("tooltip") ? "ui-message ui-helper-hidden" : "ui-message";
Iterator msgs = context.getMessages(targetClientId);
writer.startElement("div", uiMessage);
writer.writeAttribute("id", uiMessage.getClientId(context), null);
writer.writeAttribute("aria-live", "polite", null);
if(RequestContext.getCurrentInstance().getApplicationContext().getConfig().isClientSideValidationEnabled()) {
writer.writeAttribute("data-display", display, null);
writer.writeAttribute("data-target", targetClientId, null);
}
if(msgs.hasNext()) {
FacesMessage msg = msgs.next();
String severityName = getSeverityName(msg);
if(!shouldRender(uiMessage, msg, severityName)) {
writer.writeAttribute("class", styleClass, null);
writer.endElement("div");
return;
}
else {
Severity severity = msg.getSeverity();
String severityKey = null;
if(severity.equals(FacesMessage.SEVERITY_ERROR)) severityKey = "error";
else if(severity.equals(FacesMessage.SEVERITY_INFO)) severityKey = "info";
else if(severity.equals(FacesMessage.SEVERITY_WARN)) severityKey = "warn";
else if(severity.equals(FacesMessage.SEVERITY_FATAL)) severityKey = "fatal";
styleClass += " ui-message-" + severityKey + " ui-widget ui-corner-all";
if(iconOnly) {
styleClass += " ui-message-icon-only ui-helper-clearfix";
}
writer.writeAttribute("class", styleClass , null);
if(!display.equals("text")) {
encodeIcon(writer, severityKey, msg.getDetail(), iconOnly);
}
if(!iconOnly) {
if(uiMessage.isShowSummary())
encodeText(writer, msg.getSummary(), severityKey + "-summary", escape);
if(uiMessage.isShowDetail())
encodeText(writer, msg.getDetail(), severityKey + "-detail", escape);
}
msg.rendered();
}
}
else {
writer.writeAttribute("class", styleClass, null);
}
writer.endElement("div");
}
protected void encodeText(ResponseWriter writer, String text, String severity, boolean escape) throws IOException {
writer.startElement("span", null);
writer.writeAttribute("class", "ui-message-" + severity, null);
if(escape)
writer.writeText(text, null);
else
writer.write(text);
writer.endElement("span");
}
protected void encodeIcon(ResponseWriter writer, String severity, String title, boolean iconOnly) throws IOException {
writer.startElement("span", null);
writer.writeAttribute("class", "ui-message-" + severity + "-icon", null);
if(iconOnly) {
writer.writeAttribute("title", title, null);
}
writer.endElement("span");
}
protected void encodeScript(FacesContext context, Message uiMessage, String targetClientId) throws IOException {
if(uiMessage.getDisplay().equals("tooltip")) {
String clientId = uiMessage.getClientId(context);
WidgetBuilder wb = getWidgetBuilder(context);
wb.initWithDomReady("Message", uiMessage.resolveWidgetVar(), clientId)
.attr("target", targetClientId)
.finish();
}
}
}