01: // Copyright 2007 The Apache Software Foundation
02: //
03: // Licensed under the Apache License, Version 2.0 (the "License");
04: // you may not use this file except in compliance with the License.
05: // You may obtain a copy of the License at
06: //
07: // http://www.apache.org/licenses/LICENSE-2.0
08: //
09: // Unless required by applicable law or agreed to in writing, software
10: // distributed under the License is distributed on an "AS IS" BASIS,
11: // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12: // See the License for the specific language governing permissions and
13: // limitations under the License.
14:
15: package org.apache.tapestry;
16:
17: import java.util.List;
18: import java.util.Map;
19:
20: /**
21: * Defines a group of related options. Options may be enabled or disabled as a group. Corresponds to
22: * the [X]HTML element <optgroup>.
23: */
24: public interface OptionGroupModel {
25: /** Localized, user-presentable label for the group. */
26: String getLabel();
27:
28: /**
29: * If true, the group (and all options within it) will be disabled. Note that some browsers do
30: * not honor the disabled attribute property.
31: *
32: * @return true if a disabled attribute should be rendered.
33: */
34: boolean isDisabled();
35:
36: /**
37: * Additional attributes to render with the <optgroup>. This is often used to render the
38: * CSS class attribute. May return null.
39: */
40: Map<String, String> getAttributes();
41:
42: /** The list of options within the group. */
43: List<OptionModel> getOptions();
44: }
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