1 |
| |
2 |
| |
3 |
| |
4 |
| |
5 |
| |
6 |
| |
7 |
| |
8 |
| |
9 |
| |
10 |
| |
11 |
| |
12 |
| |
13 |
| |
14 |
| |
15 |
| package org.apache.tapestry.wml; |
16 |
| |
17 |
| import org.apache.hivemind.ApplicationRuntimeException; |
18 |
| import org.apache.hivemind.HiveMind; |
19 |
| import org.apache.tapestry.AbstractComponent; |
20 |
| import org.apache.tapestry.IMarkupWriter; |
21 |
| import org.apache.tapestry.IRequestCycle; |
22 |
| import org.apache.tapestry.Tapestry; |
23 |
| |
24 |
| |
25 |
| |
26 |
| |
27 |
| |
28 |
| |
29 |
| |
30 |
| |
31 |
| |
32 |
| |
33 |
| public abstract class Select extends AbstractComponent |
34 |
| { |
35 |
| |
36 |
| |
37 |
| |
38 |
| |
39 |
| |
40 |
| private final static String ATTRIBUTE_NAME = "org.apache.tapestry.active.Select"; |
41 |
| |
42 |
| |
43 |
| |
44 |
| |
45 |
| |
46 |
14
| protected void renderComponent(IMarkupWriter writer, IRequestCycle cycle)
|
47 |
| { |
48 |
14
| if (cycle.getAttribute(ATTRIBUTE_NAME) != null)
|
49 |
2
| throw new ApplicationRuntimeException(Tapestry.getMessage("Select.may-not-nest"), this,
|
50 |
| null, null); |
51 |
| |
52 |
12
| cycle.setAttribute(ATTRIBUTE_NAME, this);
|
53 |
| |
54 |
12
| boolean render = !cycle.isRewinding();
|
55 |
| |
56 |
12
| if (render)
|
57 |
| { |
58 |
10
| writer.begin("select");
|
59 |
| |
60 |
10
| writer.attribute("name", getName());
|
61 |
| |
62 |
10
| String value = getValue();
|
63 |
10
| if (HiveMind.isNonBlank(value))
|
64 |
2
| writer.attribute("value", value);
|
65 |
| |
66 |
10
| String title = getTitle();
|
67 |
10
| if (HiveMind.isNonBlank(title))
|
68 |
8
| writer.attribute("title", title);
|
69 |
| |
70 |
10
| boolean multiple = isMultiple();
|
71 |
10
| if (multiple)
|
72 |
2
| writer.attribute("multiple", multiple);
|
73 |
| |
74 |
10
| renderInformalParameters(writer, cycle);
|
75 |
| } |
76 |
| |
77 |
12
| renderBody(writer, cycle);
|
78 |
| |
79 |
10
| if (render)
|
80 |
| { |
81 |
8
| writer.end();
|
82 |
| } |
83 |
| |
84 |
10
| cycle.removeAttribute(ATTRIBUTE_NAME);
|
85 |
| } |
86 |
| |
87 |
| public abstract boolean isMultiple(); |
88 |
| |
89 |
| public abstract String getName(); |
90 |
| |
91 |
| public abstract String getValue(); |
92 |
| |
93 |
| public abstract String getTitle(); |
94 |
| } |