EventsView.java

/*
 * 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.showcase.view.data.treetable;

import java.io.Serializable;
import javax.annotation.PostConstruct;
import javax.faces.application.FacesMessage;
import javax.faces.bean.ManagedBean;
import javax.faces.bean.ManagedProperty;
import javax.faces.bean.ViewScoped;
import javax.faces.context.FacesContext;
import org.primefaces.event.NodeCollapseEvent;
import org.primefaces.event.NodeExpandEvent;
import org.primefaces.event.NodeSelectEvent;
import org.primefaces.event.NodeUnselectEvent;
import org.primefaces.model.TreeNode;
import org.primefaces.showcase.service.DocumentService;

@ManagedBean(name="ttEventsView")
@ViewScoped
public class EventsView implements Serializable {
    
    private TreeNode root;
    
    private TreeNode selectedNode;
    
    @ManagedProperty("#{documentService}")
    private DocumentService service;
    
    @PostConstruct
    public void init() {
        root = service.createDocuments();
    }

    public TreeNode getRoot() {
        return root;
    }

    public TreeNode getSelectedNode() {
        return selectedNode;
    }

    public void setSelectedNode(TreeNode selectedNode) {
        this.selectedNode = selectedNode;
    }

    public void setService(DocumentService service) {
        this.service = service;
    }
    
    public void onNodeExpand(NodeExpandEvent event) {
		FacesMessage message = new FacesMessage(FacesMessage.SEVERITY_INFO, "Expanded", event.getTreeNode().toString());
		FacesContext.getCurrentInstance().addMessage(null, message);
	}

	public void onNodeCollapse(NodeCollapseEvent event) {
		FacesMessage message = new FacesMessage(FacesMessage.SEVERITY_INFO, "Collapsed", event.getTreeNode().toString());
		FacesContext.getCurrentInstance().addMessage(null, message);
	}

	public void onNodeSelect(NodeSelectEvent event) {
		FacesMessage message = new FacesMessage(FacesMessage.SEVERITY_INFO, "Selected", event.getTreeNode().toString());
		FacesContext.getCurrentInstance().addMessage(null, message);
	}

    public void onNodeUnselect(NodeUnselectEvent event) {
		FacesMessage message = new FacesMessage(FacesMessage.SEVERITY_INFO, "Unselected", event.getTreeNode().toString());
		FacesContext.getCurrentInstance().addMessage(null, message);
	}
}