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Improve menu lookup's responsiveness 

- Use startwith when search text is less than 3 character
- Avoid always rebuild the comboitems list
This commit is contained in:
Heng Sin Low 2009-03-26 03:30:17 +00:00
parent 6684b928fd
commit 10affb0a75
2 changed files with 37 additions and 53 deletions
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87
zkwebui/WEB-INF/src/org/adempiere/webui/component/AutoComplete.java
View File

@ -18,6 +18,7 @@
package org.adempiere.webui.component;
import java.util.Arrays;
import java.util.Iterator;
import org.zkoss.zk.ui.event.InputEvent;
import org.zkoss.zul.Comboitem;
@ -39,7 +40,7 @@ public class AutoComplete extends Combobox
/** strDescription Description of menu items */
private static String[] strDescription;
/**
* Set menu labels
*
@ -98,69 +99,53 @@ public class AutoComplete extends Combobox
public void onChanging(InputEvent evt)
{
if (!evt.isChangingBySelectBack())
{
refresh(evt.getValue());
}
}
/**
* Refresh comboitem based on the specified value.
*/
*/
private void refresh(String val)
{
val = val.toLowerCase();
/* int j = Arrays.binarySearch(comboItemsL, val);
if (j < 0)
j = -j-1;
Iterator it = getItems().iterator();
for (; j < comboItems.length; ++j)
{
if (!comboItemsL[j].contains(val))
break;
if (it != null && it.hasNext())
{
((Comboitem)it.next()).setLabel(comboItems[j]);
//if (strDescription[j] != null)
// comboitem.setDescription(strDescription[j]);
}
else
{
it = null;
Comboitem comboitem = new Comboitem(comboItems[j]);
if (strDescription[j] != null)
comboitem.setDescription(strDescription[j]);
comboitem.setParent(this);
}
}
while (it != null && it.hasNext())
{
it.next();
it.remove();
}*/
super.getChildren().clear();
if ((val == null) || (val.trim() == null))
if ((val == null) || (val.trim().length() == 0)) {
super.getChildren().clear();
return;
}
String compare = val.toLowerCase().trim();
Iterator<?> it = getItems().iterator();
for (int i = 0; i < comboItems.length; i++)
{
if (comboItems[i].toLowerCase().contains(val))
boolean match = false;
if (compare.length() < 3)
{
Comboitem comboitem = new Comboitem();
match = comboItems[i].toLowerCase().startsWith(compare);
}
else
{
match = comboItems[i].toLowerCase().contains(compare);
}
if (match)
{
Comboitem comboitem = null;
if (it != null && it.hasNext()) {
comboitem = ((Comboitem)it.next());
} else {
it = null;
comboitem = new Comboitem();
super.appendChild(comboitem);
}
comboitem.setLabel(comboItems[i]);
comboitem.setDescription(strDescription[i]);
super.appendChild(comboitem);
comboitem.setDescription(strDescription[i]);
}
}
while (it != null && it.hasNext()) {
it.next();
it.remove();
}
}
}

3
zkwebui/WEB-INF/src/org/adempiere/webui/panel/MenuSearchPanel.java
View File

@ -67,7 +67,6 @@ public class MenuSearchPanel extends Panel implements EventListener
cmbSearch.setAutodrop(true);
cmbSearch.addEventListener(Events.ON_CHANGE, this);
cmbSearch.addEventListener(Events.ON_CHANGING, this);
this.appendChild(lblSearch);
this.appendChild(cmbSearch);
@ -100,7 +99,7 @@ public class MenuSearchPanel extends Panel implements EventListener
public void onEvent(Event event)
{
if (cmbSearch.equals(event.getTarget()) && (event.getName() != Events.ON_CHANGING))
if (cmbSearch.equals(event.getTarget()) && (event.getName().equals(Events.ON_CHANGE)))
{
String value = cmbSearch.getValue();
Treeitem treeItem = treeNodeItemMap.get(value);