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Java > Open Source Codes > com > icesoft > faces > component > menubar > MenuBarRenderer


1 /*
2  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
3  *
4  * "The contents of this file are subject to the Mozilla Public License
5  * Version 1.1 (the "License"); you may not use this file except in
6  * compliance with the License. You may obtain a copy of the License at
7  * http://www.mozilla.org/MPL/
8  *
9  * Software distributed under the License is distributed on an "AS IS"
10  * basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
11  * License for the specific language governing rights and limitations under
12  * the License.
13  *
14  * The Original Code is ICEfaces 1.5 open source software code, released
15  * November 5, 2006. The Initial Developer of the Original Code is ICEsoft
16  * Technologies Canada, Corp. Portions created by ICEsoft are Copyright (C)
17  * 2004-2006 ICEsoft Technologies Canada, Corp. All Rights Reserved.
18  *
19  * Contributor(s): _____________________.
20  *
21  * Alternatively, the contents of this file may be used under the terms of
22  * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"
23  * License), in which case the provisions of the LGPL License are
24  * applicable instead of those above. If you wish to allow use of your
25  * version of this file only under the terms of the LGPL License and not to
26  * allow others to use your version of this file under the MPL, indicate
27  * your decision by deleting the provisions above and replace them with
28  * the notice and other provisions required by the LGPL License. If you do
29  * not delete the provisions above, a recipient may use your version of
30  * this file under either the MPL or the LGPL License."
31  *
32  */
33
34 package com.icesoft.faces.component.menubar;
35
36 import com.icesoft.faces.context.DOMContext;
37 import com.icesoft.faces.renderkit.dom_html_basic.DomBasicRenderer;
38 import com.icesoft.faces.renderkit.dom_html_basic.HTML;
39 import com.icesoft.faces.renderkit.dom_html_basic.PassThruAttributeRenderer;
40 import org.w3c.dom.Element JavaDoc;
41
42 import javax.faces.component.UIComponent;
43 import javax.faces.context.FacesContext;
44 import java.io.IOException JavaDoc;
45
46 public class MenuBarRenderer extends DomBasicRenderer {
47
48
49     public static final String JavaDoc PATH_DELIMITER = "-";
50
51     public boolean getRendersChildren() {
52         return true;
53     }
54
55     public void encodeBegin(FacesContext facesContext, UIComponent uiComponent)
56             throws IOException JavaDoc {
57         validateParameters(facesContext, uiComponent, MenuBar.class);
58
59         DOMContext domContext =
60                 DOMContext.attachDOMContext(facesContext, uiComponent);
61         if (!domContext.isInitialized()) {
62             domContext.createRootElement(HTML.DIV_ELEM);
63         }
64         Element JavaDoc menuDiv = (Element JavaDoc) domContext.getRootNode();
65         menuDiv.setAttribute(HTML.ID_ATTR,
66                              uiComponent.getClientId(facesContext));
67
68         MenuBar menuComponent = (MenuBar) uiComponent;
69             menuDiv.setAttribute(HTML.CLASS_ATTR, menuComponent.getStyleClass());
70         String JavaDoc style = menuComponent.getStyle();
71         if(style != null && style.length() > 0)
72             menuDiv.setAttribute(HTML.STYLE_ATTR, style);
73         else
74             menuDiv.removeAttribute(HTML.STYLE_ATTR);
75         DOMContext.removeChildren(menuDiv);
76
77         if (PassThruAttributeRenderer.passThruAttributeExists(uiComponent)) {
78             PassThruAttributeRenderer
79                     .renderAttributes(facesContext, uiComponent, null);
80         }
81
82         domContext.streamWrite(facesContext, uiComponent,
83                                domContext.getRootNode(), menuDiv);
84         domContext.stepInto(uiComponent);
85     }
86
87     public void encodeChildren(FacesContext context, UIComponent component)
88             throws IOException JavaDoc {
89         for (int i = 0; i < component.getChildCount(); i++) {
90             encodeParentAndChildren(context, (UIComponent) component
91                     .getChildren().get(i));
92         }
93     }
94
95     public void encodeEnd(FacesContext facesContext, UIComponent uiComponent)
96             throws IOException JavaDoc {
97         DOMContext domContext =
98                 DOMContext.getDOMContext(facesContext, uiComponent);
99         super.encodeEnd(facesContext, uiComponent);
100         domContext.streamWrite(facesContext, uiComponent);
101     }
102
103 }
104
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