01: /*
02: * Licensed to the Apache Software Foundation (ASF) under one or more
03: * contributor license agreements. See the NOTICE file distributed with
04: * this work for additional information regarding copyright ownership.
05: * The ASF licenses this file to You under the Apache License, Version 2.0
06: * (the "License"); you may not use this file except in compliance with
07: * the License. You may obtain a copy of the License at
08: *
09: * http://www.apache.org/licenses/LICENSE-2.0
10: *
11: * Unless required by applicable law or agreed to in writing, software
12: * distributed under the License is distributed on an "AS IS" BASIS,
13: * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14: * See the License for the specific language governing permissions and
15: * limitations under the License.
16: *
17: * $Header:$
18: */
19: package org.apache.beehive.netui.tags.rendering;
20:
21: import org.apache.beehive.netui.tags.html.HtmlConstants;
22:
23: import java.util.HashMap;
24:
25: /**
26: * Render the HTML <label> element. In HTML 4.01 the start and end tags are required.
27: */
28: public abstract class LabelTag extends TagHtmlBase {
29: public static void add(HashMap html, HashMap htmlQuirks,
30: HashMap xhtml) {
31: html.put(LABEL_TAG, new Rendering());
32: htmlQuirks.put(LABEL_TAG, new Rendering());
33: xhtml.put(LABEL_TAG, new Rendering());
34: }
35:
36: public static class State extends AbstractHtmlState {
37: public String forAttr;
38: public String richDataSource;
39:
40: public void clear() {
41: super .clear();
42: forAttr = null;
43: richDataSource = null;
44: }
45: }
46:
47: private static class Rendering extends LabelTag implements
48: HtmlConstants {
49: public void doStartTag(AbstractRenderAppender sb,
50: AbstractTagState renderState) {
51: assert (sb != null) : "Parameter 'sb' must not be null";
52: assert (renderState != null) : "Parameter 'renderState' must not be null";
53: assert (renderState instanceof State) : "Paramater 'renderState' must be an instance of LabelTag.State";
54:
55: State state = (State) renderState;
56:
57: renderTag(sb, LABEL);
58: renderAttribute(sb, ID, state.id);
59: renderAttribute(sb, FOR, state.forAttr);
60: renderAttribute(sb, CLASS, state.styleClass);
61:
62: renderAttributes(AbstractHtmlState.ATTR_GENERAL, sb, state);
63: renderAttribute(sb, STYLE, state.style);
64: renderAttributes(AbstractHtmlState.ATTR_JAVASCRIPT, sb,
65: state);
66: sb.append(">");
67: }
68:
69: public void doEndTag(AbstractRenderAppender sb) {
70: renderEndTag(sb, LABEL);
71: }
72: }
73: }
|