| package org.apache.myfaces.tobago.internal.taglib.component; |
| |
| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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. |
| */ |
| |
| import org.apache.myfaces.tobago.apt.annotation.ExtensionTag; |
| import org.apache.myfaces.tobago.apt.annotation.Tag; |
| import org.apache.myfaces.tobago.apt.annotation.TagAttribute; |
| import org.apache.myfaces.tobago.apt.annotation.UIComponentTagAttribute; |
| import org.apache.myfaces.tobago.component.Facets; |
| import org.apache.myfaces.tobago.internal.taglib.AttributeTag; |
| import org.apache.myfaces.tobago.internal.taglib.ButtonTag; |
| import org.apache.myfaces.tobago.internal.taglib.GridLayoutTag; |
| import org.apache.myfaces.tobago.internal.taglib.OutTag; |
| import org.apache.myfaces.tobago.internal.taglib.PanelTag; |
| import org.apache.myfaces.tobago.model.Wizard; |
| import org.apache.myfaces.tobago.model.WizardStep; |
| |
| import javax.el.ValueExpression; |
| import javax.faces.context.FacesContext; |
| import javax.faces.webapp.FacetTag; |
| import javax.servlet.jsp.JspException; |
| import javax.servlet.jsp.tagext.BodyTagSupport; |
| import java.util.List; |
| |
| @Tag(name = "wizardTrain") |
| @ExtensionTag(baseClassName = "org.apache.myfaces.tobago.internal.taglib.component.WizardTrainTag") |
| public class WizardTrainTag extends BodyTagSupport { |
| |
| private ValueExpression controller; |
| private ValueExpression wizard; |
| |
| @Override |
| public int doStartTag() throws JspException { |
| |
| int result = super.doStartTag(); |
| |
| FacesContext facesContext = FacesContext.getCurrentInstance(); |
| Wizard wizardObject = (Wizard) controller.getValue(facesContext.getELContext()); |
| List<WizardStep> course = wizardObject.getCourse(); |
| |
| PanelTag panel = new PanelTag(); |
| panel.setPageContext(pageContext); |
| panel.setParent(getParent()); |
| panel.doStartTag(); |
| |
| FacetTag facetTag = new FacetTag(); |
| facetTag.setPageContext(pageContext); |
| facetTag.setName(Facets.LAYOUT); |
| facetTag.setParent(panel); |
| facetTag.doStartTag(); |
| |
| GridLayoutTag gridLayoutTag = new GridLayoutTag(); |
| gridLayoutTag.setPageContext(pageContext); |
| StringBuilder columns = new StringBuilder(); |
| for (WizardStep info : course) { |
| columns.append("auto;"); |
| } |
| gridLayoutTag.setColumns(createStringValueExpression(columns + "*")); |
| gridLayoutTag.setParent(facetTag); |
| gridLayoutTag.doStartTag(); |
| gridLayoutTag.doEndTag(); |
| |
| facetTag.doEndTag(); |
| |
| for (WizardStep info : course) { |
| ButtonTag button = new ButtonTag(); |
| button.setPageContext(pageContext); |
| button.setParent(panel); |
| //todo button.setAction(info.getOutcome()); |
| //todo button.setActionListener("#{" + wizard + ".gotoStep}"); |
| //todo button.setLabel(info.getTitle()); |
| button.doStartTag(); |
| |
| AttributeTag step = new AttributeTag(); |
| step.setPageContext(pageContext); |
| step.setParent(button); |
| //todo step.setName("step"); |
| //todo step.setValue("" + info.getIndex()); |
| step.doStartTag(); |
| step.doEndTag(); |
| |
| button.doEndTag(); |
| } |
| OutTag spacer = new OutTag(); |
| spacer.setPageContext(pageContext); |
| spacer.setParent(panel); |
| //todo spacer.setValue("#{" + wizard + ".index}"); |
| spacer.doStartTag(); |
| spacer.doEndTag(); |
| |
| panel.doEndTag(); |
| |
| return result; |
| } |
| |
| protected ValueExpression createStringValueExpression(String expression) { |
| return FacesContext.getCurrentInstance().getApplication().getExpressionFactory(). |
| createValueExpression(FacesContext.getCurrentInstance().getELContext(), expression, String.class); |
| } |
| |
| @Override |
| public void release() { |
| super.release(); |
| controller = null; |
| wizard = null; |
| } |
| |
| @TagAttribute(required = true) |
| @UIComponentTagAttribute |
| public void setWizard(ValueExpression wizard) { |
| this.wizard = wizard; |
| } |
| |
| @TagAttribute(required = true) |
| @UIComponentTagAttribute |
| public void setController(ValueExpression controller) { |
| this.controller = controller; |
| } |
| } |