01: /**
02: * Copyright 2006 Webmedia Group Ltd.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
10: * Unless required by applicable law or agreed to in writing, software
11: * distributed under the License is distributed on an "AS IS" BASIS,
12: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13: * See the License for the specific language governing permissions and
14: * limitations under the License.
15: **/package org.araneaframework.framework;
16:
17: import java.io.Serializable;
18: import org.araneaframework.Widget;
19:
20: /**
21: * Widget that has at least single child and acts as a guardian, deciding
22: * which data should be let through to children and what services should
23: * they be allowed to use.
24: *
25: * @see org.araneaframework.framework.core.BaseFilterWidget
26: *
27: * @author Jevgeni Kabanov (ekabanov <i>at</i> araneaframework <i>dot</i> org)
28: */
29: public interface FilterWidget extends Serializable, Widget {
30: public void setChildWidget(Widget childService);
31: }
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