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org.primefaces.component.checkbox.CheckboxRenderer Maven / Gradle / Ivy
/*
* Copyright 2009-2014 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.checkbox;
import java.io.IOException;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import org.primefaces.component.radiobutton.RadioButtonRenderer;
import org.primefaces.component.selectmanycheckbox.SelectManyCheckbox;
import org.primefaces.expression.SearchExpressionFacade;
import org.primefaces.renderkit.InputRenderer;
import org.primefaces.util.HTML;
import org.primefaces.util.SharedStringBuilder;
public class CheckboxRenderer extends InputRenderer {
private static final String SB_BUILD_EVENT = RadioButtonRenderer.class.getName() + "#buildEvent";
@Override
public void encodeEnd(FacesContext context, UIComponent component) throws IOException {
Checkbox checkbox = (Checkbox) component;
SelectManyCheckbox selectManyCheckbox = (SelectManyCheckbox) SearchExpressionFacade.resolveComponent(
context, checkbox, checkbox.getFor());
encodeMarkup(context, checkbox, selectManyCheckbox);
}
protected void encodeMarkup(FacesContext context, Checkbox checkbox, SelectManyCheckbox selectManyCheckbox) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String masterClientId = selectManyCheckbox.getClientId(context);
String inputId = selectManyCheckbox.getCheckboxId(context);
String clientId = checkbox.getClientId(context);
boolean disabled = checkbox.isDisabled() || selectManyCheckbox.isDisabled();
String style = checkbox.getStyle();
String styleClass = checkbox.getStyleClass();
styleClass = styleClass == null ? HTML.CHECKBOX_CLASS : HTML.CHECKBOX_CLASS + " " + styleClass;
writer.startElement("div", null);
writer.writeAttribute("id", clientId, null);
writer.writeAttribute("class", styleClass, null);
if(style != null) {
writer.writeAttribute("style", style, null);
}
encodeOptionInput(context, selectManyCheckbox, checkbox, inputId, masterClientId, disabled);
encodeOptionOutput(context, disabled);
writer.endElement("div");
}
protected void encodeOptionInput(FacesContext context, SelectManyCheckbox selectManyCheckbox, Checkbox checkbox, String id, String name, boolean disabled) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String tabindex = checkbox.getTabindex();
if(tabindex == null) {
tabindex = selectManyCheckbox.getTabindex();
}
writer.startElement("div", null);
writer.writeAttribute("class", "ui-helper-hidden-accessible", null);
writer.startElement("input", null);
writer.writeAttribute("id", id + "_clone", null);
writer.writeAttribute("name", name, null);
writer.writeAttribute("type", "checkbox", null);
writer.writeAttribute("class", "ui-chkbox-clone", null);
writer.writeAttribute("data-itemindex", checkbox.getItemIndex(), null);
if(tabindex != null) writer.writeAttribute("tabindex", tabindex, null);
if(disabled) writer.writeAttribute("disabled", "disabled", null);
String onchange = buildEvent(context, selectManyCheckbox, checkbox, "onchange", "change", "valueChange");
if (!isValueBlank(onchange)) {
writer.writeAttribute("onchange", onchange, null);
}
String onclick = buildEvent(context, selectManyCheckbox, checkbox, "onclick", "click", "click");
if (!isValueBlank(onclick)) {
writer.writeAttribute("onclick", onclick, null);
}
writer.endElement("input");
writer.endElement("div");
}
protected String buildEvent(FacesContext context, SelectManyCheckbox selectManyCheckbox, Checkbox checkbox, String domEvent, String behaviorEvent,
String behaviorEventAlias) {
String manyCheckboxEvent = buildDomEvent(context, selectManyCheckbox, domEvent, behaviorEvent, behaviorEventAlias, null);
String checkboxEvent = buildDomEvent(context, checkbox, domEvent, behaviorEvent, behaviorEventAlias, null);
StringBuilder eventBuilder = SharedStringBuilder.get(context, SB_BUILD_EVENT);
if (manyCheckboxEvent != null) {
eventBuilder.append(manyCheckboxEvent);
}
if (checkboxEvent != null) {
eventBuilder.append(checkboxEvent);
}
return eventBuilder.toString();
}
protected void encodeOptionOutput(FacesContext context, boolean disabled) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String boxClass = HTML.CHECKBOX_BOX_CLASS;
boxClass = disabled ? boxClass + " ui-state-disabled" : boxClass;
writer.startElement("div", null);
writer.writeAttribute("class", boxClass, null);
writer.startElement("span", null);
writer.writeAttribute("class", HTML.CHECKBOX_UNCHECKED_ICON_CLASS, null);
writer.endElement("span");
writer.endElement("div");
}
}