Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
Body |
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| 1.0;1 |
1 | // Copyright 2004, 2005 The Apache Software Foundation | |
2 | // | |
3 | // Licensed under the Apache License, Version 2.0 (the "License"); | |
4 | // you may not use this file except in compliance with the License. | |
5 | // You may obtain a copy of the License at | |
6 | // | |
7 | // http://www.apache.org/licenses/LICENSE-2.0 | |
8 | // | |
9 | // 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.html; | |
16 | ||
17 | import org.apache.tapestry.AbstractComponent; | |
18 | import org.apache.tapestry.IMarkupWriter; | |
19 | import org.apache.tapestry.IRequestCycle; | |
20 | import org.apache.tapestry.services.ResponseBuilder; | |
21 | ||
22 | /** | |
23 | * The body of a Tapestry page. This is used since it allows components on the page access to an | |
24 | * initialization script (that is written the start, just inside the <body> tag). This is | |
25 | * currently used by {@link Rollover}and {@link Script}components. [ <a | |
26 | * href="../../../../../components/general/body.html">Component Reference </a>] | |
27 | * | |
28 | * @author Howard Lewis Ship | |
29 | */ | |
30 | ||
31 | 0 | public abstract class Body extends AbstractComponent |
32 | { | |
33 | ||
34 | protected void renderComponent(IMarkupWriter writer, IRequestCycle cycle) | |
35 | { | |
36 | 0 | IMarkupWriter nested = writer.getNestedWriter(); |
37 | ||
38 | 0 | renderBody(nested, cycle); |
39 | ||
40 | 0 | getRenderWorker().renderBody(cycle, this); |
41 | ||
42 | // This is a little tricky, if we didn't call this manually | |
43 | // now the page would never be able to have any javascript related | |
44 | // render workers actually work because the javascript output would | |
45 | // essentially be non writable | |
46 | ||
47 | 0 | getRenderWorker().renderComponent(cycle, getPage()); |
48 | ||
49 | // Start the body tag. | |
50 | 0 | writer.println(); |
51 | 0 | writer.begin(getElement()); |
52 | ||
53 | 0 | renderInformalParameters(writer, cycle); |
54 | ||
55 | 0 | renderIdAttribute(writer, cycle); |
56 | ||
57 | 0 | writer.println(); |
58 | ||
59 | // Write the page's scripting. This is included scripts | |
60 | // and dynamic JavaScript. | |
61 | ||
62 | 0 | getBuilder().writeBodyScript(writer, cycle); |
63 | ||
64 | // Close the nested writer, which dumps its buffered content | |
65 | // into its parent. | |
66 | ||
67 | 0 | nested.close(); |
68 | ||
69 | // Any initialization should go at the very end of the document | |
70 | // just before the close body tag. Older version of Tapestry | |
71 | // would create a window.onload event handler, but this is better | |
72 | // (it doesn't have to wait for external images to load). | |
73 | ||
74 | 0 | getBuilder().writeInitializationScript(writer); |
75 | ||
76 | 0 | writer.end(); // <body> |
77 | 0 | } |
78 | ||
79 | /** | |
80 | * Parameter. | |
81 | */ | |
82 | public abstract String getElement(); | |
83 | ||
84 | public abstract ResponseBuilder getBuilder(); | |
85 | } |