Suggested case list:
Using timer to refresh a grid
383guest172.69.33.12125nk0uiMay 7, 2020 7:23:47 AMlinkuser model to move item to another listbox
120guest162.158.193.148d0n3krApr 2, 2020 5:28:28 AMlinkDisabled list item row passed to VM-1981
296fatih123160.83.36.13025nk0uiFeb 13, 2018 4:25:44 PMlinkDisabled list item row passed to VM-1981
295fatih123160.83.36.13025nk0uiFeb 13, 2018 4:25:16 PMlinkDisabled list item row passed to VM-1981
294fatih123160.83.36.13225nk0uiFeb 13, 2018 3:30:44 PMlinkgrid sample with ListModel/RowRenderer
816guest80.82.2.1312vah9ajFeb 21, 2017 11:42:21 AMlinkgrid sample with ListModel/RowRenderer
809guest175.98.113.1622vah9ajJan 26, 2017 9:19:33 AMlinkgrid sample with ListModel/RowRenderer
196guest79.185.142.402vah9ajApr 26, 2014 10:53:57 PMlinkgrid sample with ListModel/RowRenderer
195guest79.185.142.402vah9ajApr 26, 2014 10:53:54 PMlinkgrid sample with ListModel/RowRenderer
194guest79.185.142.402vah9ajApr 26, 2014 10:53:51 PMlinkgrid sample with ListModel/RowRenderer
193guest79.185.142.402vah9ajApr 26, 2014 10:53:48 PMlinkgrid sample with ListModel/RowRenderer
192guest79.185.142.402vah9ajApr 26, 2014 10:53:44 PMlinkgrid sample with ListModel/RowRenderer
191guest79.185.142.402vah9ajApr 26, 2014 10:53:40 PMlinkHierarchy table without using ZK PE/EE
1aaknai151.28.135.2131s871daJul 29, 2013 11:02:46 PMlinkgrid sample with ListModel/RowRenderer
128aaknai151.28.135.2132vah9ajJul 29, 2013 7:20:00 PMlinkuser model to move item to another listbox
1TonyQ114.25.109.94d0n3krApr 21, 2012 10:43:27 AMlinkUsing timer to refresh a grid
1TonyQ220.133.44.3725nk0uiFeb 17, 2012 3:17:34 AMlinkFire a event from child iframe
1TonyQ220.133.44.372eupjotFeb 3, 2012 5:04:52 AMlinkTextbox input restriction sample
1TonyQ72.21.245.2431b3nlr0Dec 20, 2011 10:09:10 AMlinkTest web core taglib in ZUL
1TonyQ198.203.175.175ofqkemDec 17, 2011 3:36:08 AMlinkLatest 10 Fiddles :
constraint binding textbox
3guest172.68.151.16220peldaDec 5, 2025 5:08:19 PMlinkAnother new ZK fiddle
2guest172.68.151.16320peldaDec 5, 2025 5:07:51 PMlinkAnother new ZK fiddle
1guest172.68.151.16220peldaDec 5, 2025 5:07:32 PMlinkAnother new ZK fiddle
1peggypeng172.71.154.99364f4neDec 5, 2025 9:24:31 AMlinktooltip example
2guest104.22.23.13rc1ntoDec 4, 2025 2:23:45 PMlinkAnother new ZK fiddle
1guest172.69.134.2277t7602Dec 4, 2025 1:40:46 PMlinkAnother new ZK fiddle
1peggypeng104.22.17.1802df6e3oDec 4, 2025 8:41:29 AMlinkonClose
1peggypeng172.68.87.248j8kd8aDec 3, 2025 4:10:26 AMlinkAnother new ZK fiddle
1peggypeng172.69.134.2271rm7f4eNov 26, 2025 3:31:24 AMlinkZK-5912-Suggestion
2rebeccalai104.22.20.1442qrmiiuNov 26, 2025 2:07:15 AMlinkZK MVVM focus (js patch)
8guest172.70.85.2053c7chdgNov 5, 2021 12:28:36 PMlinkresources
index.zulzul<zk>
<script><![CDATA[
zk.afterLoad('zul.sel,zkmax', function() {
var xTree = {};
zk.override(zul.sel.Tree.prototype, xTree, {
onResponse : function() {
var shallSyncFocus = this._shallSyncFocus;
xTree.onResponse.apply(this, arguments); // call original method
if(this._focusItem && shallSyncFocus === true) {
this._syncFocus(this._focusItem); // restore focus anchor position
}
}
});//zk.override
});//zk.afterLoad
]]></script>
<hlayout width="100%">
<div viewModel="@id('vm')@init('pkg$.FocusViewModel')" hflex="1">
<button label="add row" onClick="@command('addRow')"/>
<listbox checkmark="true" model="@load(vm.listModel)" selectedItems="@bind(vm.selectedItems)" height="200px">
<template name="model">
<apply template="listitem1" />
</template>
</listbox>
</div>
<space width="20px" />
<div viewModel="@id('vm')@init('pkg$.FocusViewModel2')" hflex="1">
<button disabled="true" label="@load(empty vm.selectedItem ? 'empty selection' : 'selected: ' .concat(vm.selectedItem))" />
<listbox checkmark="true" model="@load(vm.listModel)" selectedItem="@bind(vm.selectedItem)" height="200px" >
<template name="model">
<apply template="listitem2" />
</template>
</listbox>
<listbox >
</listbox>
</div>
<space width="20px"/>
<div viewModel="@id('vm')@init('pkg$.TreeVM')" hflex="1">
<button disabled="true" label="@load(empty vm.selectedItems ? 'empty selection' : 'selected: ' .concat(vm.selectedItems.iterator().next()))" />
<tree height="200px" model="@load(vm.model)" selectedItems="@bind(vm.selectedItems)" checkmark="true">
<template name="model">
<treeitem focus="@load(vm.isItemSelected(each))">
<treerow>
<treecell label="@load(each)" />
</treerow>
</treeitem>
</template>
</tree>
</div>
<template name="listitem1">
<listitem focus="@load(vm.isItemSelected(each))" draggable="true" droppable="@load(self.draggable)" onDrop="@command('drop')">
<apply template="listcell11" />
<apply template="listcell12" />
</listitem>
</template>
<template name="listcell11">
<apply template="listcell21" />
</template>
<template name="listcell12">
<listcell label="@load(vm.isItemSelected(each))"/>
</template>
<template name="listitem2">
<listitem focus="@load(vm.isItemSelected(each))" draggable="true" droppable="@load(self.draggable)" onDrop="@command('drop')">
<listcell label="@load(each)"/>
</listitem>
</template>
<template name="listcell21">
<listcell label="@load(each)"/>
</template>
</hlayout>
</zk>FocusViewModel.javajavaimport org.zkoss.bind.annotation.Command;
import org.zkoss.bind.annotation.GlobalCommand;
import org.zkoss.bind.BindUtils;
import org.zkoss.bind.annotation.Init;
import org.zkoss.zul.ListModelList;
import java.util.*;
public class FocusViewModel {
private ListModelList<MyBean> listModel;
private Set<MyBean> selectedItems = new HashSet<>();
@Init
public void init() {
listModel = new ListModelList<MyBean>();
listModel.setMultiple(true);
for (int i=1; i < 40 ; i++) {
listModel.add(new MyBean("left-item-" + i, i));
}
selectedItems.clear();
}
@GlobalCommand
public void refreshModel() {
org.zkoss.zul.Messagebox.show("refreshing left model");
Set<MyBean> cache = new HashSet<>(selectedItems);
init(); // similuate re-load from db
selectedItems = cache; // set previous selection
BindUtils.postNotifyChange(null, null, this, "selectedItems");
BindUtils.postNotifyChange(null, null, this, "listModel");
}
@Command
public void addRow() {
int index = listModel.size() + 1;
MyBean bean = new MyBean("new-left-item-" + index, index);
listModel.add(bean);
getSelectedItems().clear();
getSelectedItems().add(bean);
BindUtils.postGlobalCommand(null, null, "refreshModel2", Collections.emptyMap());
BindUtils.postGlobalCommand(null, null, "refreshTreeModel", Collections.emptyMap());
}
@Command
public void drop()
{
}
public ListModelList<MyBean> getListModel() {
return listModel;
}
public Set<MyBean> getSelectedItems() {
return selectedItems;
}
public void setSelectedItems(Set<MyBean> set) {
selectedItems = set;
}
public boolean isItemSelected(MyBean bean) {
return getSelectedItems().contains(bean);
}
}
MyBean.javajavapublic class MyBean {
private String prop1;
private int prop3;
public MyBean(String prop1, int index) {
super();
this.prop1 = prop1;
this.prop3 = index;
}
public String getProp1() {
return prop1;
}
public void setProp1(String prop1) {
this.prop1 = prop1;
}
public int getProp3() {
return prop3;
}
public void setProp3(int prop3) {
this.prop3 = prop3;
}
public String toString () {
return getProp1() + "_" + hashCode();
}
public boolean equals(Object other) {
if (this == other)
return true;
if (other == null || getClass() != other.getClass())
return false;
return prop3 == ((MyBean) other).getProp3();
}
@Override
public int hashCode() {
return java.util.Objects.hash(getProp1(), getProp3());
}
}
FocusViewModel2.javajavaimport org.zkoss.bind.annotation.Command;
import org.zkoss.bind.annotation.GlobalCommand;
import org.zkoss.bind.annotation.Init;
import org.zkoss.bind.BindUtils;
import org.zkoss.zul.ListModelList;
import java.util.*;
public class FocusViewModel2 {
private ListModelList<MyBean> listModel;
private MyBean selectedItem = null;
@Init
public void focusVMInit() {
init();
selectedItem = listModel.get(13);
}
public void init() {
listModel = new ListModelList<MyBean>();
listModel.setMultiple(false);
for (int i=1; i < 40 ; i++) {
listModel.add(new MyBean("right-item-" + i, i));
}
}
@GlobalCommand
public void refreshModel2() {
//org.zkoss.zul.Messagebox.show("refreshing right model");
MyBean cache = selectedItem;
init(); // similuate re-load from db
//org.zkoss.zul.Messagebox.show("right model refreshed");
BindUtils.postNotifyChange(null, null, this, "listModel");
//org.zkoss.zul.Messagebox.show("listModel notfied");
setSelectedItem(cache); // set previous selection
BindUtils.postNotifyChange(null, null, this, "selectedItem");
//org.zkoss.zul.Messagebox.show("right model refreshed. listModel notfied. selectedItem notfied. selected " + (getSelectedItem() != null ? getSelectedItem().getProp1() : " nothing"));
}
@Command
public void drop()
{
}
public ListModelList<MyBean> getListModel() {
return listModel;
}
public MyBean getSelectedItem() {
return selectedItem;
}
public void setSelectedItem(MyBean bean) {
selectedItem = bean;
}
public boolean isItemSelected(MyBean bean) {
return bean.equals(getSelectedItem());
}
}
FooNode.javajavaimport java.util.ArrayList;
import java.util.Collections;
import java.util.List;
public class FooNode {
private FooNode _parent;
private List<FooNode> _children;
private int _index;
private String _label = "";
public FooNode (FooNode parent, int index, String label) {
_parent = parent;
_index = index;
_label = label;
}
public void setParent (FooNode parent) {
_parent = parent;
}
public FooNode getParent () {
return _parent;
}
public void appendChild (FooNode child) {
if (_children == null)
_children = new ArrayList();
_children.add(child);
}
public List<FooNode> getChildren () {
if (_children == null)
return Collections.EMPTY_LIST;
return _children;
}
public void setIndex (int index) {
_index = index;
}
public int getIndex () {
return _index;
}
public String getLabel () {
return _label;
}
public String toString () {
return getLabel() + "_" + hashCode();
}
public boolean equals(Object other) {
if (this == other)
return true;
if (other == null || getClass() != other.getClass())
return false;
return java.util.Objects.equals(getIndex(), ((FooNode) other).getIndex())
&& java.util.Objects.equals(getLabel(), ((FooNode) other).getLabel())
&& java.util.Objects.equals(getParent(), ((FooNode) other).getParent());
}
@Override
public int hashCode() {
return java.util.Objects.hash(getIndex(), getLabel(), getParent());
}
}
FooModel.javajava
import java.util.List;
import org.zkoss.zul.AbstractTreeModel;
public class FooModel extends AbstractTreeModel<Object> {
private FooNode _root;
public FooModel(Object root) {
// set the root
super(root);
_root = (FooNode)root;
setMultiple(true);
}
public boolean isLeaf(Object node) {
return ((FooNode)node).getChildren().size() == 0; //at most 4 levels
}
public Object getChild(Object parent, int index) {
return ((FooNode)parent).getChildren().get(index);
}
public int getChildCount(Object parent) {
return ((FooNode)parent).getChildren().size(); //each node has 5 children
}
public int getIndexOfChild(Object parent, Object child) {
List<FooNode> children = ((FooNode)parent).getChildren();
for (int i = 0; i < children.size(); i++) {
if (children.get(i).equals(children))
return i;
}
return -1;
}
};TreeVM.javajavaimport org.zkoss.zk.ui.*;
import org.zkoss.zk.ui.event.*;
import org.zkoss.zk.ui.util.*;
import org.zkoss.zk.ui.ext.*;
import org.zkoss.zk.au.*;
import org.zkoss.zk.au.out.*;
import org.zkoss.zul.*;
import org.zkoss.bind.annotation.Command;
import org.zkoss.bind.annotation.GlobalCommand;
import org.zkoss.bind.annotation.Init;
import org.zkoss.bind.BindUtils;
import java.util.*;
public class TreeVM {
FooNode root;
FooModel _model;
Set<FooNode> selectedItems = new HashSet<>();
private void init(boolean sel) {
selectedItems = new HashSet<>();
root = new FooNode(null, 0, "");
_model = new FooModel(root);
for (int i = 0; i < 21; i++) {
FooNode firstLevelNode = new FooNode(root, i, "first - " + i);
for (int j = 0; j <= i; j++) {
FooNode secondLevelNode = new FooNode(firstLevelNode, j, "second - " + j);
firstLevelNode.appendChild(secondLevelNode);
}
root.appendChild(firstLevelNode);
if (sel && i == 15) {
getSelectedItems().add(firstLevelNode);
BindUtils.postNotifyChange(null, null, this, "selectedItems");
}
}
}
public FooModel getModel() {
if (_model == null) {
init(true);
}
return _model;
}
private FooNode getFooRoot() {
return root;
}
public Set<FooNode> getSelectedItems() {
return selectedItems;
}
public void setSelectedItems(Set<FooNode> items) {
selectedItems = items;
}
public boolean isItemSelected(FooNode node) {
return getSelectedItems().contains(node);
}
@GlobalCommand
public void refreshTreeModel() {
//org.zkoss.zul.Messagebox.show("refreshing tree model");
Set<FooNode> cache = new HashSet<>(getSelectedItems());
init(false); // similuate re-load from db
//org.zkoss.zul.Messagebox.show("tree model refreshed");
BindUtils.postNotifyChange(null, null, this, "model");
//org.zkoss.zul.Messagebox.show("treeModel notfied");
setSelectedItems(cache); // set previous selection
BindUtils.postNotifyChange(null, null, this, "selectedItems");
}
}