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.jsp.tag.updateregion;
16:
17: import java.io.Writer;
18: import org.araneaframework.jsp.util.JspUtil;
19:
20: /**
21: * Defines the update region in the HTML page that can be updated via AJAX requests.
22: * Should be used when not updating content inside HTML <code>table</code> rows.
23: *
24: * @jsp.tag
25: * name = "updateRegion"
26: * body-content = "JSP"
27: * description = "Defines an update region for asynchronous updating using AJAX request. Use its "id" to select the updated regions
28: using the "updateRegions" attribute of elements capable of sending events. This attribute accepts a comma-separated
29: list of regions to be updated with the request."
30: * @author Jevgeni Kabanov (ekabanov <i>at</i> araneaframework <i>dot</i> org)
31: */
32: public class UpdateRegionHtmlTag extends BaseUpdateRegionTag {
33: protected int doStartTag(Writer out) throws Exception {
34: super .doStartTag(out);
35:
36: JspUtil.writeOpenStartTag(out, "span");
37: JspUtil.writeAttribute(out, "id", fullId);
38: JspUtil.writeCloseStartTag(out);
39:
40: out.write("<!--BEGIN:" + fullId + "-->");
41:
42: return EVAL_BODY_INCLUDE;
43: }
44:
45: protected int doEndTag(Writer out) throws Exception {
46: out.write("<!--END:" + fullId + "-->");
47:
48: JspUtil.writeEndTag(out, "span");
49:
50: return super.doEndTag(out);
51: }
52: }
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