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index.zulzul<zk>
<window border="normal" title="hello" apply="pkg$.TestComposer">
<textbox id="inp" />
<listbox id="listi">
<listitem height="28px">
<listcell label="ZK Jet 0.8.0 is released" />
<listcell label="2008/11/17 17:41:29" />
</listitem>
<listitem height="28px">
<listcell label="URLs for iPhone-Optimized Google Sites" />
<listcell label="2008/11/17 15:56:37" />
</listitem>
</listbox>
<textbox id="log" readonly="true" multiline="true" rows="40"></textbox>
</window>
</zk>
TestComposer.javajavaimport org.zkoss.zk.ui.*;
import org.zkoss.zk.ui.event.*;
import org.zkoss.zk.ui.util.*;
import org.zkoss.zk.ui.ext.*;
import org.zkoss.zk.au.*;
import org.zkoss.zk.au.out.*;
import org.zkoss.zul.*;
import org.zkoss.zk.ui.select.annotation.Wire;
import java.util.List;
import java.util.ArrayList;
import java.lang.InterruptedException;
import java.lang.Thread;
public class TestComposer extends GenericForwardComposer{
private @Wire Textbox log;
private @Wire Listbox listi;
public void doAfterCompose(Component comp) throws Exception {
List<String> modelElements = new ArrayList<>();
super.doAfterCompose(comp);
this.listi.getChildren().forEach(child -> {
child.getChildren().forEach(ce -> {
if(ce instanceof Listcell) {
Listcell cell = (Listcell) ce;
modelElements.add(cell.getLabel());
}
});
});
ListModel<String> model = new ListModelList(modelElements);
listi.setModel(model);
}
public void onBlur$inp(Event e){
//Clients.showBusy("Hallo Welt");
//Events.echoEvent("onMyEvent", e.getTarget(), null);
this.log("");
this.log("Input blur");
this.refresh();
}
public void onMyEvent(Event e){
this.log("Input echo");
this.refresh();
Clients.clearBusy();
}
public void onSelect$listi(Event e){
ForwardEvent fe = (ForwardEvent) e;
SelectEvent se = (SelectEvent) fe.getOrigin();
/*
if(se.getSelectedItems().isEmpty()){
this.listi.setSelectedIndex(1);
}
*/
int index = this.listi.getSelectedIndex();
this.log("Listbox selected index after Select: " + index);
this.log("Reference: " + se.getReference());
Object[] prevItems = se.getPreviousSelectedItems().toArray();
Object prevItem = prevItems.length == 0 ? null : prevItems[0];
//this.log("PrevItem: " + prevItem);
Object[] selectedItems = se.getSelectedItems().toArray();
Object selectedItem = selectedItems.length == 0 ? null : selectedItems[0];
//this.log("SelectedItem: " + selectedItem);
Object[] unselectedItems = se.getUnselectedItems().toArray();
Object unselectedItem = unselectedItems.length == 0 ? null : unselectedItems[0];
this.log("UnselectedItem: " + unselectedItem);
Object[] prevObjects = se.getPreviousSelectedObjects().toArray();
Object prevObject = prevObjects.length == 0 ? null : prevObjects[0];
//this.log("PrevObject: " + prevObject);
Object[] selectedObjects = se.getSelectedObjects().toArray();
Object selectedObject = selectedObjects.length == 0 ? null : selectedObjects[0];
//this.log("SelectedObject: " + selectedObject);
}
public void log(String msg) {
this.log.setValue(log.getValue() + "\n" + msg);
}
public void refresh() {
//Clients.evalJavaScript("zk.processMask=true");
// Variant 1
this.getModel(this.listi).fireTableDataChanged();
int index = this.listi.getSelectedIndex();
this.log("Listbox selected index after Refresh: " + index);
// Variant 2
// this.listi.setModel(getModel(this.listi));
// Variant 3
// this.listi.invalidate();
/*
try{
Thread.sleep(1000);
}catch(InterruptedException e){
}
*/
//Clients.evalJavaScript("zk.processMask=false");
}
private ListModelList getModel(Listbox box) {
ListModel<String> lm = box.getModel();
return ((ListModelList) lm);
}
}
ListModelList.javajavaimport java.util.Comparator;
import java.util.List;
import org.zkoss.zul.AbstractListModel;
import org.zkoss.zul.ext.Sortable;
import org.zkoss.zul.event.ListDataEvent;
public class ListModelList extends AbstractListModel<String> implements Sortable<String> {
private List<String> children;
public ListModelList(List<String> children) {
this.children = children;
}
public String getElementAt(int index) {
return this.children.get(index);
}
public int getSize() {
return this.children.size();
}
public void sort(Comparator<String> cmpr, boolean ascending) {
}
public String getSortDirection(Comparator<String> cmpr) {
return null;
}
public void fireTableDataChanged() {
fireEvent(ListDataEvent.CONTENTS_CHANGED, -1, -1);
}
}