/*
* Ext GWT 2.2.0 - Ext for GWT
* Copyright(c) 2007-2010, Ext JS, LLC.
* licensing@extjs.com
*
* http://extjs.com/license
*/
package com.extjs.gxt.ui.client.widget.grid.filters;
import java.util.ArrayList;
import java.util.List;
import com.extjs.gxt.ui.client.data.BaseListFilterConfig;
import com.extjs.gxt.ui.client.data.FilterConfig;
import com.extjs.gxt.ui.client.data.ModelData;
import com.extjs.gxt.ui.client.event.Events;
import com.extjs.gxt.ui.client.event.FilterEvent;
import com.extjs.gxt.ui.client.event.MenuEvent;
import com.extjs.gxt.ui.client.store.ListStore;
import com.extjs.gxt.ui.client.util.Util;
@SuppressWarnings({"unchecked", "rawtypes"})
public class ListFilter extends Filter {
private String displayProperty = "text";
private ListMenu listMenu;
public ListFilter(String dataIndex, ListStore store) {
super(dataIndex);
menu = new ListMenu(this, store);
listMenu = (ListMenu) menu;
}
public String getDisplayProperty() {
return displayProperty;
}
@Override
public List<FilterConfig> getSerialArgs() {
BaseListFilterConfig config = new BaseListFilterConfig("list", listMenu.getValue());
return Util.createList(config);
}
@Override
public Object getValue() {
List<String> values = new ArrayList<String>();
for (ModelData m : listMenu.getSelected()) {
values.add((String) m.get(displayProperty));
}
return values;
}
@Override
public boolean isActivatable() {
return getValue() != null && ((List) getValue()).size() > 0;
}
public void setDisplayProperty(String displayProperty) {
this.displayProperty = displayProperty;
}
@Override
public void setValue(Object value) {
listMenu.setSelected((List) value);
}
@Override
public boolean validateModel(ModelData model) {
String value = getModelValue(model);
List<String> values = (List) getValue();
return values.size() == 0 || values.contains(value);
}
protected void onCheckChange(MenuEvent be) {
setActive(isActivatable(), false);
fireEvent(Events.Update, new FilterEvent(this));
}
}