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org.primefaces.component.selectcheckboxmenu.SelectCheckboxMenuRenderer 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.selectcheckboxmenu;
import java.io.IOException;
import java.util.List;
import javax.faces.component.UIComponent;
import javax.faces.component.UINamingContainer;
import javax.faces.component.UISelectMany;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import javax.faces.convert.Converter;
import javax.faces.convert.ConverterException;
import javax.faces.model.SelectItem;
import org.primefaces.expression.SearchExpressionFacade;
import org.primefaces.renderkit.SelectManyRenderer;
import org.primefaces.util.WidgetBuilder;
public class SelectCheckboxMenuRenderer extends SelectManyRenderer {
@Override
public Object getConvertedValue(FacesContext context, UIComponent component, Object submittedValue) throws ConverterException {
return context.getRenderKit().getRenderer("javax.faces.SelectMany", "javax.faces.Checkbox").getConvertedValue(context, component, submittedValue);
}
@Override
public void encodeEnd(FacesContext context, UIComponent component) throws IOException {
SelectCheckboxMenu menu = (SelectCheckboxMenu) component;
encodeMarkup(context, menu);
encodeScript(context, menu);
}
protected void encodeMarkup(FacesContext context, SelectCheckboxMenu menu) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String clientId = menu.getClientId(context);
List selectItems = getSelectItems(context, menu);
boolean valid = menu.isValid();
String title = menu.getTitle();
String style = menu.getStyle();
String styleclass = menu.getStyleClass();
styleclass = styleclass == null ? SelectCheckboxMenu.STYLE_CLASS : SelectCheckboxMenu.STYLE_CLASS + " " + styleclass;
styleclass = menu.isDisabled() ? styleclass + " ui-state-disabled" : styleclass;
styleclass = !valid ? styleclass + " ui-state-error" : styleclass;
writer.startElement("div", menu);
writer.writeAttribute("id", clientId, "id");
writer.writeAttribute("class", styleclass, "styleclass");
if(style != null) writer.writeAttribute("style", style, "style");
if(title != null) writer.writeAttribute("title", title, "title");
encodeKeyboardTarget(context, menu);
encodeInputs(context, menu, selectItems);
encodeLabel(context, menu, selectItems, valid);
encodeMenuIcon(context, menu, valid);
writer.endElement("div");
}
protected void encodeInputs(FacesContext context, SelectCheckboxMenu menu, List selectItems) throws IOException {
ResponseWriter writer = context.getResponseWriter();
Converter converter = menu.getConverter();
Object values = getValues(menu);
Object submittedValues = getSubmittedValues(menu);
writer.startElement("div", menu);
writer.writeAttribute("class", "ui-helper-hidden", null);
int idx = -1;
for(SelectItem selectItem : selectItems) {
idx++;
encodeOption(context, menu, values, submittedValues, converter, selectItem, idx);
}
writer.endElement("div");
}
protected void encodeOption(FacesContext context, SelectCheckboxMenu menu, Object values, Object submittedValues, Converter converter, SelectItem option, int idx) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String itemValueAsString = getOptionAsString(context, menu, converter, option.getValue());
String name = menu.getClientId(context);
String id = name + UINamingContainer.getSeparatorChar(context) + idx;
boolean disabled = option.isDisabled() || menu.isDisabled();
boolean escaped = option.isEscape();
Object valuesArray;
Object itemValue;
if(submittedValues != null) {
valuesArray = submittedValues;
itemValue = itemValueAsString;
} else {
valuesArray = values;
itemValue = option.getValue();
}
boolean checked = isSelected(context, menu, itemValue, valuesArray, converter);
if(option.isNoSelectionOption() && values != null && !checked) {
return;
}
//input
writer.startElement("input", null);
writer.writeAttribute("id", id, null);
writer.writeAttribute("name", name, null);
writer.writeAttribute("type", "checkbox", null);
writer.writeAttribute("value", itemValueAsString, null);
writer.writeAttribute("data-escaped", String.valueOf(escaped), null);
if(checked) writer.writeAttribute("checked", "checked", null);
if(disabled) writer.writeAttribute("disabled", "disabled", null);
if(option.getDescription() != null) writer.writeAttribute("title", option.getDescription(), null);
if(menu.getOnchange() != null) writer.writeAttribute("onchange", menu.getOnchange(), null);
writer.endElement("input");
//label
writer.startElement("label", null);
writer.writeAttribute("for", id, null);
if(disabled)
writer.writeAttribute("class", "ui-state-disabled", null);
if(escaped)
writer.writeText(option.getLabel(),null);
else
writer.write(option.getLabel());
writer.endElement("label");
}
protected void encodeLabel(FacesContext context, SelectCheckboxMenu menu, List selectItems, boolean valid) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String label = menu.getLabel();
String labelClass = !valid ? SelectCheckboxMenu.LABEL_CLASS + " ui-state-error" : SelectCheckboxMenu.LABEL_CLASS;
if(label == null) {
label = " ";
}
writer.startElement("span", null);
writer.writeAttribute("class", SelectCheckboxMenu.LABEL_CONTAINER_CLASS, null);
if(menu.getTabindex() != null) {
writer.writeAttribute("tabindex", menu.getTabindex(), null);
}
writer.startElement("label", null);
writer.writeAttribute("class", labelClass, null);
writer.writeText(label, null);
writer.endElement("label");
writer.endElement("span");
}
protected void encodeMenuIcon(FacesContext context, SelectCheckboxMenu menu, boolean valid) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String iconClass = valid ? SelectCheckboxMenu.TRIGGER_CLASS : SelectCheckboxMenu.TRIGGER_CLASS + " ui-state-error";
writer.startElement("div", menu);
writer.writeAttribute("class", iconClass, null);
writer.startElement("span", menu);
writer.writeAttribute("class", "ui-icon ui-icon-triangle-1-s", null);
writer.endElement("span");
writer.endElement("div");
}
protected void encodeScript(FacesContext context, SelectCheckboxMenu menu) throws IOException {
String clientId = menu.getClientId(context);
WidgetBuilder wb = getWidgetBuilder(context);
wb.initWithDomReady("SelectCheckboxMenu", menu.resolveWidgetVar(), clientId)
.callback("onShow", "function()", menu.getOnShow())
.callback("onHide", "function()", menu.getOnHide())
.attr("scrollHeight", menu.getScrollHeight(), Integer.MAX_VALUE)
.attr("showHeader", menu.isShowHeader(), true)
.attr("appendTo", SearchExpressionFacade.resolveClientId(context, menu, menu.getAppendTo()), null);
if(menu.isFilter()) {
wb.attr("filter", true)
.attr("filterMatchMode", menu.getFilterMatchMode(), null)
.nativeAttr("filterFunction", menu.getFilterFunction(), null)
.attr("caseSensitive", menu.isCaseSensitive(), false);
}
wb.attr("panelStyle", menu.getPanelStyle(), null).attr("panelStyleClass", menu.getPanelStyleClass(), null);
encodeClientBehaviors(context, menu);
wb.finish();
}
@Override
protected String getSubmitParam(FacesContext context, UISelectMany selectMany) {
return selectMany.getClientId(context);
}
protected void encodeKeyboardTarget(FacesContext context, SelectCheckboxMenu menu) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String inputId = menu.getClientId(context) + "_focus";
String tabindex = menu.getTabindex();
writer.startElement("div", null);
writer.writeAttribute("class", "ui-helper-hidden-accessible", null);
writer.startElement("input", menu);
writer.writeAttribute("id", inputId, null);
writer.writeAttribute("name", inputId, null);
writer.writeAttribute("type", "text", null);
writer.writeAttribute("readonly", "readonly", null);
if(tabindex != null) {
writer.writeAttribute("tabindex", tabindex, null);
}
writer.endElement("input");
writer.endElement("div");
}
}
