Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
AbstractPostfield |
|
| 1.2;1.2 |
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.wml; | |
16 | ||
17 | import org.apache.tapestry.IMarkupWriter; | |
18 | import org.apache.tapestry.IRequestCycle; | |
19 | import org.apache.tapestry.form.AbstractFormComponent; | |
20 | ||
21 | /** | |
22 | * A base class for building components that correspond to WML postfield elements. All such | |
23 | * components must be wrapped (directly or indirectly) by a {@link Go}component. | |
24 | * | |
25 | * @author David Solis | |
26 | * @since 3.0 | |
27 | */ | |
28 | ||
29 | 0 | public abstract class AbstractPostfield extends AbstractFormComponent |
30 | { | |
31 | /** | |
32 | * @see org.apache.tapestry.form.AbstractFormComponent#renderFormComponent(org.apache.tapestry.IMarkupWriter, org.apache.tapestry.IRequestCycle) | |
33 | */ | |
34 | protected void renderFormComponent(IMarkupWriter writer, IRequestCycle cycle) | |
35 | { | |
36 | 0 | writer.beginEmpty("postfield"); |
37 | ||
38 | 0 | writer.attribute("name", getName()); |
39 | ||
40 | 0 | String varName = getVarName(); |
41 | 0 | writer.attributeRaw("value", varName != null ? getEncodedVarName(varName) : ""); |
42 | ||
43 | 0 | renderInformalParameters(writer, cycle); |
44 | ||
45 | 0 | writer.closeTag(); |
46 | 0 | } |
47 | ||
48 | private String getEncodedVarName(String varName) | |
49 | { | |
50 | 0 | return "$(" + varName + ")"; |
51 | } | |
52 | ||
53 | public boolean isDisabled() | |
54 | { | |
55 | 0 | return false; |
56 | } | |
57 | ||
58 | public abstract String getVarName(); | |
59 | ||
60 | public void updateValue(Object value) | |
61 | { | |
62 | 0 | getBinding("value").setObject(value); |
63 | 0 | } |
64 | } |