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IDEMPIERE-2143 Combobox should auto scroll to first matching item.

This commit is contained in:
Heng Sin Low 2014-08-13 14:53:57 +08:00
parent ec2ad9af8b
commit a177bd8c6e
1 changed files with 25 additions and 1 deletions
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26
org.adempiere.ui.zk/WEB-INF/src/org/adempiere/webui/editor/WTableDirEditor.java
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@ -48,6 +48,7 @@ import org.compiere.util.Env;
import org.compiere.util.KeyNamePair;
import org.compiere.util.Msg;
import org.compiere.util.NamePair;
import org.compiere.util.Util;
import org.compiere.util.ValueNamePair;
import org.zkoss.zk.ui.Desktop;
import org.zkoss.zk.ui.Executions;
@ -55,6 +56,8 @@ import org.zkoss.zk.ui.Page;
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.event.InputEvent;
import org.zkoss.zk.ui.util.Clients;
import org.zkoss.zk.ui.util.DesktopCleanup;
import org.zkoss.zul.Comboitem;
import org.zkoss.zul.Menuitem;
@ -148,6 +151,7 @@ ContextMenuListener, IZoomableEditor
getComponent().setAutocomplete(true);
getComponent().setAutodrop(true);
getComponent().addEventListener(Events.ON_BLUR, this);
getComponent().addEventListener(Events.ON_CHANGING, this);
boolean zoom= false;
if (lookup != null)
@ -438,10 +442,30 @@ ContextMenuListener, IZoomableEditor
}
}
}
} else if (event.getName().equals(Events.ON_CHANGING)) {
onChanging((InputEvent) event);
}
}
private boolean isValueChange(Object newValue) {
private void onChanging(InputEvent event) {
String v = event.getValue();
if (!Util.isEmpty(v)) {
v = v.toLowerCase();
int count = getComponent().getItemCount();
for(int i = 0; i < count; i++) {
Comboitem item = getComponent().getItemAtIndex(i);
if(item.getLabel() != null && item.getLabel().toLowerCase().startsWith(v)) {
Clients.scrollIntoView(item);
break;
}
}
} else if (getComponent().getItemCount() > 0) {
Comboitem item = getComponent().getItemAtIndex(0);
Clients.scrollIntoView(item);
}
}
private boolean isValueChange(Object newValue) {
return (oldValue == null && newValue != null) || (oldValue != null && newValue == null)
|| ((oldValue != null && newValue != null) && !oldValue.equals(newValue));
}