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1guest212.186.131.204317884Feb 7, 2018 8:28:18 AMlinkresources
index.zulzul<zk>
<window border="normal" title="hello" apply="pkg$.MainController">
<listbox id="lbCustomList" checkmark="false" multiple="false" width="100%"
itemRenderer="pkg$.CustomListRenderer"
use="pkg$.CustomListBox">
</listbox>
<div width="100%" align="right">
<button id="btnEditCustomList" iconSclass="z-icon-cog" />
</div>
</window>
</zk>
CustomListRenderer.javajavaimport org.zkoss.util.resource.Labels;
import org.zkoss.zk.ui.Component;
import org.zkoss.zk.ui.event.Event;
import org.zkoss.zk.ui.event.EventListener;
import org.zkoss.zk.ui.event.Events;
import org.zkoss.zk.ui.util.Clients;
import org.zkoss.zkmax.zul.Rowchildren;
import org.zkoss.zkmax.zul.Rowlayout;
import org.zkoss.zul.A;
import org.zkoss.zul.Div;
import org.zkoss.zul.GroupsModel;
import org.zkoss.zul.Html;
import org.zkoss.zul.Image;
import org.zkoss.zul.Label;
import org.zkoss.zul.Listbox;
import org.zkoss.zul.Listcell;
import org.zkoss.zul.Listgroup;
import org.zkoss.zul.Listitem;
import org.zkoss.zul.ListitemRenderer;
import org.zkoss.zul.Separator;
public class CustomListRenderer implements ListitemRenderer<Object> {
@Override
public void render(final Listitem item, final Object obj, final int index) throws Exception {
if (item instanceof Listgroup) {
final String groupHead = (String)obj;
item.appendChild(new Listcell(groupHead));
}
else {
final String displayName = (String)obj;
final Listcell taskName = new Listcell();
taskName.setParent(item);
if (displayName.contains("(not selectable)")) {
// determines if this item is selectable when whole listbox is in edit mode -> has to be false
item.setSelectable(false);
}
taskName.setLabel(displayName);
}
}
}
CustomListModel.javajavaimport java.util.Arrays;
import java.util.LinkedList;
import java.util.List;
import org.zkoss.util.resource.Labels;
import org.zkoss.zk.ui.Sessions;
import org.zkoss.zk.ui.event.Event;
import org.zkoss.zk.ui.event.EventListener;
import org.zkoss.zk.ui.event.EventQueue;
import org.zkoss.zk.ui.event.EventQueues;
import org.zkoss.zul.Messagebox;
import org.zkoss.zul.SimpleGroupsModel;
public class CustomListModel extends SimpleGroupsModel<String, String, String, String> {
/** serial */
private static final long serialVersionUID = 1L;
/** Constant group header */
private static final String[] GROUP_HEADS = {"group1",
"group2",
"group3",
"group4"};
private static final List<String> GROUP_HEAD_LIST = Arrays.asList(GROUP_HEADS);
/**
* Constructor
*/
public CustomListModel() {
super(getDummyData(), GROUP_HEAD_LIST);
}
/**
* Synchronize the data from the bakcend
*/
private static List<List<String>> getDummyData() {
final List<List<String>> orderedContent = new LinkedList<>();
// prepare sub lists
GROUP_HEAD_LIST.forEach(item -> orderedContent.add(new LinkedList<>()));
orderedContent.get(0).add("test in group1 (not selectable)");
orderedContent.get(1).add("test in group2 (not selectable)");
orderedContent.get(2).add("test in group3 (not selectable)");
orderedContent.get(3).add("test in group4");
return orderedContent;
}
}
MainController.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.ui.select.*;
import org.zkoss.zk.ui.select.annotation.*;
import org.zkoss.zk.au.*;
import org.zkoss.zk.au.out.*;
import org.zkoss.zul.*;
public class MainController extends SelectorComposer<Component> {
@Wire("#btnEditCustomList")
Button btnEditCustomList;
@Wire("#lbCustomList")
CustomListBox lbCustomList;
private boolean display = false;
public void doAfterCompose(Component comp) throws Exception {
super.doAfterCompose(comp);
}
@Listen("onClick = button#btnEditCustomList")
public void onEditCustomList() {
if (this.lbCustomList != null && this.btnEditCustomList != null) {
if (display) {
// hide checkmarks for listbox
this.lbCustomList.setCheckmark(false);
this.lbCustomList.setMultiple(false);
this.display=false;
} else {
// show checkmars for each listbox element
this.lbCustomList.setCheckmark(true);
this.lbCustomList.setMultiple(true);
this.display=true;
}
}
}
}
CustomListBox.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.*;
public class CustomListBox extends Listbox {
public CustomListBox(){
super();
setModel(new CustomListModel());
}
}