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index.zulzul<zk>
<window border="normal" title="hello" apply="org.zkoss.bind.BindComposer" viewModel="@id('vm') @init('pkg$.ViewModel')" height="500px">
<div>Welcome to ZK Fiddle , run it right now!</div>
<tree id="auditTree" model="@load(vm.treeModel)" checkmark="true" multiple="true" vflex="1" onSelect="@command('treeSelect')" >
<treecols>
<treecol label=""/>
</treecols>
<template name="model">
<treeitem checkable="true" >
<treerow>
<treecell label="@bind(each.data.name)" style="overflow: hidden; white-space: nowrap; text-overflow: ellipsis;" />
</treerow>
</treeitem>
</template>
</tree>
</window>
</zk>
ViewModel.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.*;
import java.util.*;
public class ViewModel{
DefaultTreeModel<TreeObject> treeModel;
@Init
public void init(){
create();
}
@Command
public void treeSelect(@ContextParam(ContextType.TRIGGER_EVENT)SelectEvent event) {
Clients.log("selection count before select " + treeModel.getSelectionCount());
Treeitem item = (Treeitem)event.getReference();
DefaultTreeNode<TreeObject> treenode = item.getValue();
TreeObject node = treenode.getData();
if(node.getType() == 1){ // folder
if(item.isLoaded()) {
for (Treeitem child : item.getTreechildren().getItems()) {
child.setSelected(item.isSelected());
if (item.isSelected()) {
treeModel.addToSelection((DefaultTreeNode<TreeObject>)child.getValue());
} else {
treeModel.removeFromSelection((DefaultTreeNode<TreeObject>)child.getValue());
}
TreeNode<TreeObject> childNode = child.getValue();
childNode.getData().setSelected(item.isSelected());
}
}else{
for(TreeNode<TreeObject> child: treenode.getChildren()){
if(item.isSelected()){
treeModel.addToSelection(child);
}else{
treeModel.removeFromSelection(child);
}
child.getData().setSelected(item.isSelected());
}
}
node.setSelected(node.isSelected());
}
Clients.log("selection count after select " + treeModel.getSelectionCount());
}
public DefaultTreeModel<TreeObject> getTreeModel() {
return treeModel;
}
public void setTreeModel(DefaultTreeModel<TreeObject> treeModel) {
this.treeModel = treeModel;
}
public static class TreeObject{
int type;
int id;
String name;
boolean selected;
int status;
public TreeObject(int type, int id, String name) {
this.type = type;
this.id = id;
this.name = name;
}
public TreeObject(int type, int id, String name, boolean selected) {
this.type = type;
this.id = id;
this.name = name;
this.selected = selected;
}
public TreeObject(int type, int id, String name, boolean selected, int status) {
this.type = type;
this.id = id;
this.name = name;
this.selected = selected;
this.status = status;
}
public int getType() {
return type;
}
public void setType(int type) {
this.type = type;
}
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public boolean isSelected() {
return selected;
}
public void setSelected(boolean selected) {
this.selected = selected;
}
public int getStatus() {
return status;
}
public void setStatus(int status) {
this.status = status;
}
@Override
public boolean equals(Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
TreeObject that = (TreeObject) o;
if (type != that.type) return false;
return id == that.id;
}
@Override
public int hashCode() {
int result = type;
result = 31 * result + id;
return result;
}
@Override
public String toString() {
return "TreeObject{" +
"type=" + type +
", id=" + id +
", name='" + name + '\'' +
", selected=" + selected +
", status=" + status +
'}';
}
}
public void create(){
List<DefaultTreeNode<TreeObject>> folderNodes = new ArrayList<DefaultTreeNode<TreeObject>>();
List<DefaultTreeNode<TreeObject>> selection = new ArrayList<DefaultTreeNode<TreeObject>>();
List<DefaultTreeNode<TreeObject>> objectNodes = new ArrayList<DefaultTreeNode<TreeObject>>();
DefaultTreeNode<TreeObject> object = null;
DefaultTreeNode<TreeObject> folderNode = null;
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2205, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2206, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2197, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2201, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2202, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2200, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2203, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2198, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2210, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2204, "object", true));
objectNodes.add(object);
selection.add(object);
folderNode = new DefaultTreeNode<TreeObject>(new TreeObject(1, 226, "folder (objects: 10, selected: 10)", true, 0 ), objectNodes);
selection.add(folderNode);
folderNodes.add(folderNode);
objectNodes.clear();
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2437, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2429, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2434, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2440, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2430, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2438, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2435, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2433, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2442, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2432, "object", true));
objectNodes.add(object);
selection.add(object);
folderNode = new DefaultTreeNode<TreeObject>(new TreeObject(1, 227, "folder (objects: 10, selected: 10)", true, 0 ), objectNodes);
selection.add(folderNode);
folderNodes.add(folderNode);
objectNodes.clear();
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2216, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2228, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2219, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2222, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2215, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2212, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2225, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2485, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2231, "object", true));
objectNodes.add(object);
selection.add(object);
object = new DefaultTreeNode<TreeObject>(new TreeObject(2, 2483, "object", true));
objectNodes.add(object);
selection.add(object);
folderNode = new DefaultTreeNode<TreeObject>(new TreeObject(1, 218, "folder (objects: 10, selected: 10)", true, 0 ), objectNodes);
selection.add(folderNode);
folderNodes.add(folderNode);
objectNodes.clear();
treeModel = new DefaultTreeModel<TreeObject>(new DefaultTreeNode<TreeObject>(null, folderNodes), true);
treeModel.setMultiple(true);
treeModel.setSelection(selection);
}
}