/*
* 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.inputswitch;
import java.io.IOException;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import org.primefaces.context.RequestContext;
import org.primefaces.renderkit.InputRenderer;
import org.primefaces.util.ComponentUtils;
import org.primefaces.util.WidgetBuilder;
public class InputSwitchRenderer extends InputRenderer {
@Override
public void decode(FacesContext context, UIComponent component) {
InputSwitch inputSwitch = (InputSwitch) component;
if(inputSwitch.isDisabled()) {
return;
}
decodeBehaviors(context, inputSwitch);
String clientId = inputSwitch.getClientId(context);
String submittedValue = (String) context.getExternalContext().getRequestParameterMap().get(clientId + "_input");
if(submittedValue != null && isChecked(submittedValue)) {
inputSwitch.setSubmittedValue(true);
}
else {
inputSwitch.setSubmittedValue(false);
}
}
@Override
public void encodeEnd(FacesContext context, UIComponent component) throws IOException {
InputSwitch inputSwitch = (InputSwitch) component;
encodeMarkup(context, inputSwitch);
encodeScript(context, inputSwitch);
}
protected void encodeMarkup(FacesContext context, InputSwitch inputSwitch) throws IOException {
ResponseWriter writer = context.getResponseWriter();
boolean checked = Boolean.valueOf(ComponentUtils.getValueToRender(context, inputSwitch));
boolean disabled = inputSwitch.isDisabled();
boolean showLabels = inputSwitch.isShowLabels();
String clientId = inputSwitch.getClientId(context);
String style = inputSwitch.getStyle();
String styleClass = inputSwitch.getStyleClass();
styleClass = (styleClass == null) ? InputSwitch.CONTAINER_CLASS : InputSwitch.CONTAINER_CLASS + " " + styleClass;
if(inputSwitch.isDisabled()) {
styleClass = styleClass + " ui-state-disabled";
}
writer.startElement("div", inputSwitch);
writer.writeAttribute("id", clientId, "id");
writer.writeAttribute("class", styleClass, "styleClass");
if(style != null) {
writer.writeAttribute("style", style, "style");
}
encodeOption(context, inputSwitch.getOffLabel(), InputSwitch.OFF_LABEL_CLASS, showLabels);
encodeOption(context, inputSwitch.getOnLabel(), InputSwitch.ON_LABEL_CLASS, showLabels);
encodeHandle(context);
encodeInput(context, inputSwitch, clientId, checked, disabled);
writer.endElement("div");
}
protected void encodeOption(FacesContext context, String label, String styleClass, boolean showLabels) throws IOException {
ResponseWriter writer = context.getResponseWriter();
writer.startElement("div", null);
writer.writeAttribute("class", styleClass, null);
writer.startElement("span", null);
if(showLabels)
writer.writeText(label, null);
else
writer.write(" ");
writer.endElement("span");
writer.endElement("div");
}
protected void encodeHandle(FacesContext context) throws IOException {
ResponseWriter writer = context.getResponseWriter();
writer.startElement("div", null);
writer.writeAttribute("class", InputSwitch.HANDLE_CLASS, null);
writer.endElement("div");
}
protected void encodeInput(FacesContext context, InputSwitch inputSwitch, String clientId, boolean checked, boolean disabled) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String inputId = clientId + "_input";
writer.startElement("div", inputSwitch);
writer.writeAttribute("class", "ui-helper-hidden-accessible", null);
writer.startElement("input", null);
writer.writeAttribute("id", inputId, "id");
writer.writeAttribute("name", inputId, null);
writer.writeAttribute("type", "checkbox", null);
if(checked) writer.writeAttribute("checked", "checked", null);
if(disabled) writer.writeAttribute("disabled", "disabled", null);
if(inputSwitch.getTabindex() != null) writer.writeAttribute("tabindex", inputSwitch.getTabindex(), null);
if(RequestContext.getCurrentInstance().getApplicationContext().getConfig().isClientSideValidationEnabled()) {
renderValidationMetadata(context, inputSwitch);
}
renderOnchange(context, inputSwitch);
writer.endElement("input");
writer.endElement("div");
}
protected void encodeScript(FacesContext context, InputSwitch inputSwitch) throws IOException {
String clientId = inputSwitch.getClientId(context);
WidgetBuilder wb = getWidgetBuilder(context);
wb.init("InputSwitch", inputSwitch.resolveWidgetVar(), clientId, "inputswitch").finish();
}
protected boolean isChecked(String value) {
return value.equalsIgnoreCase("on")||value.equalsIgnoreCase("yes")||value.equalsIgnoreCase("true");
}
}