|
Processing... Expand the tree nodes to see its children tree rows
Description & Source Code
This demo shows how data is populated in a tree using MVC and EL. (DefaultTreeModel) tree_model.zul
<groupbox id="grp" closable="false" mold='3d' apply="demo.tree.tree_model.BinaryPackageController">
<caption label="ZK Binary Package" />
<tree id="tree" hflex="1" model="${grp$composer.treeModel}">
<treecols>
<treecol hflex="1" label="Path" />
<treecol hflex="1" label="Description" />
<treecol width="100px" label="Size" />
</treecols>
<template name="model">
<treeitem>
<treerow>
<treecell label="${each.data.path}"/>
<treecell label="${each.data.description}"/>
</treerow>
</treeitem>
</template>
</tree>
</groupbox>
DirectoryTreeNode.java
package demo.tree.tree_model;
import org.zkoss.zul.DefaultTreeNode;
public class DirectoryTreeNode<T> extends DefaultTreeNode<T> {
private static final long serialVersionUID = -8085873079938209759L;
// Node Control the default open
private boolean open = false;
public DirectoryTreeNode(T data, DirectoryTreeNodeCollection<T> children, boolean open) {
super(data, children);
this.setOpen(open);
}
public DirectoryTreeNode(T data, DirectoryTreeNodeCollection<T> children) {
super(data, children);
}
public DirectoryTreeNode(T data) {
super(data);
}
public boolean isOpen() {
return open;
}
public void setOpen(boolean open) {
this.open = open;
}
}
DirectoryTreeNodeCollection.java
package demo.tree.tree_model;
import java.util.LinkedList;
import org.zkoss.zul.DefaultTreeNode;
public class DirectoryTreeNodeCollection<T> extends LinkedList<DefaultTreeNode<T>> {
private static final long serialVersionUID = -716538636175940429L;
}
BinaryPackageController.java
package demo.tree.tree_model;
import org.zkoss.zk.ui.Component;
import org.zkoss.zk.ui.select.SelectorComposer;
import org.zkoss.zul.DefaultTreeModel;
import org.zkoss.zul.TreeModel;
import org.zkoss.zul.TreeNode;
import demo.data.PackageDataUtil;
import demo.data.pojo.PackageData;
public class BinaryPackageController extends SelectorComposer<Component> {
private static final long serialVersionUID = 43014628867656917L;
public TreeModel<TreeNode<PackageData>> getTreeModel() {
return new DefaultTreeModel<PackageData>(PackageDataUtil.getRoot());
}
}
PackageDataUtil.java
package demo.data;
import demo.data.pojo.PackageData;
import demo.tree.tree_model.DirectoryTreeNode;
import demo.tree.tree_model.DirectoryTreeNodeCollection;
public class PackageDataUtil {
private static DirectoryTreeNode<PackageData> root;
static {
root = new DirectoryTreeNode<PackageData>(null,
new DirectoryTreeNodeCollection<PackageData>() {
private static final long serialVersionUID = 9019022379404376015L;
{
add(new DirectoryTreeNode<PackageData>(new PackageData(
"/doc", "Release Notes and License")));
add(new DirectoryTreeNode<PackageData>(new PackageData(
"/dist", null),
new DirectoryTreeNodeCollection<PackageData>() {
private static final long serialVersionUID = 3541713473898615987L;
{
add(new DirectoryTreeNode<PackageData>(
new PackageData("/lib", null),
new DirectoryTreeNodeCollection<PackageData>() {
private static final long serialVersionUID = 7225750712385675090L;
{
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"/zkforge",
null),
new DirectoryTreeNodeCollection<PackageData>() {
private static final long serialVersionUID = 1204356757289701541L;
{
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"ckez.jar",
"CKeditor",
"1709KB")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"timelinez.jar",
"Timeline",
"283KB")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"timeplotz.jar",
"Timeplot",
"112KB")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"gmapsz.jar",
"Google Maps",
"95KB")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"zuljsp.jar",
"JSP",
"129KB")));
}
}
, true));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"/ext",
null),
new DirectoryTreeNodeCollection<PackageData>() {
private static final long serialVersionUID = 4142744663101866804L;
{
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"commons-fileupload.jar",
"Upload Features")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"commons-io.jar",
"Upload Features")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"jcommon.jar",
"Chart Component")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"jfreechar.jar",
"Chart Component")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"jasperreports.jar",
"Jasperreport related Component")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"itext.jarjxl.jar",
"Jasperreport related Component")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"poi.jar",
"Jasperreport related Component")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"commons-collections.jar",
"Jasperreport related Component")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"commons-logging.jar",
"Jasperreport related Component")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"commons-digester.jar",
"Jasperreport related Component")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"bsh.jar",
"Scripting in Java interpreter for zscript (BeanShell)")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"js.jar",
"Scripting in JavaScript (Rhino)")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"groovy.jar",
"Scripting in Groovy")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"jruby.jar",
"Scripting in Ruby (JRuby)")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"jython.jar",
"Scripting in Python (Jython)")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"Filters.jar",
"Captcha Component.")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"mvel.jar",
"Evaluate the expressions (MVEL)")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"ognl.jar",
"Evaluate the expressions (OGNL)")));
}
}));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"zcommon.jar",
"ZK Core Jar File",
"413KB")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"zcommon-el.jar",
"ZK Core Jar File",
"100KB")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"zel.jar",
"ZK Core Jar File",
"151KB")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"zhtml.jar",
"ZK Core Jar File",
"57KB")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"zml",
"ZK Core Jar File",
"57KB")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"zk.jar",
"ZK Core Jar File",
"1056KB")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"zkbind.jar",
"ZK Core Jar File",
"270KB")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"zkplus.jar",
"ZK Core Jar File",
"122KB")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"zul.jar",
"ZK Core Jar File",
"1311KB")));
add(new DirectoryTreeNode<PackageData>(
new PackageData(
"zweb.jar",
"ZK Core Jar File",
"196KB")));
}
}
));
add(new DirectoryTreeNode<PackageData>(
new PackageData("/src",
"Jar Format Source Code")));
add(new DirectoryTreeNode<PackageData>(
new PackageData("/xsd",
"XSD files for Development")));
add(new DirectoryTreeNode<PackageData>(
new PackageData("/WEB-INF",
"Configuration Files")));
}
}
));
}
}, true); // dist opened
}
public static DirectoryTreeNode<PackageData> getRoot() {
return root;
}
}
PackageData.java
package demo.data.pojo;
public class PackageData {
private final String path;
private final String description;
private final String size;
public PackageData(String path, String description) {
this.path = path;
this.description = description;
this.size = null;
}
public PackageData(String path, String description, String size) {
this.path = path;
this.description = description;
this.size = size;
}
public String getPath() {
return path;
}
public String getDescription() {
return description;
}
public String getSize() {
return size;
}
}
Copyright © 2005-2021 Potix Corporation All rights reserved.
|
|
Processing... |