Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||||||
Card |
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| 2.5;2.5 |
1 | // Copyright 2004, 2005 The Apache Software Foundation |
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2 | // |
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3 | // Licensed under the Apache License, Version 2.0 (the "License"); |
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4 | // you may not use this file except in compliance with the License. |
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5 | // You may obtain a copy of the License at |
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6 | // |
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7 | // http://www.apache.org/licenses/LICENSE-2.0 |
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8 | // |
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9 | // Unless required by applicable law or agreed to in writing, software |
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10 | // distributed under the License is distributed on an "AS IS" BASIS, |
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11 | // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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12 | // See the License for the specific language governing permissions and |
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13 | // limitations under the License. |
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14 | ||
15 | package org.apache.tapestry.wml; |
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16 | ||
17 | import org.apache.hivemind.ApplicationRuntimeException; |
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18 | import org.apache.hivemind.HiveMind; |
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19 | import org.apache.tapestry.AbstractComponent; |
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20 | import org.apache.tapestry.IMarkupWriter; |
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21 | import org.apache.tapestry.IRequestCycle; |
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22 | import org.apache.tapestry.Tapestry; |
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23 | ||
24 | /** |
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25 | * A deck contains a collection of cards. There is a variety of card types, each specifying a |
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26 | * different mode of user interaction. |
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27 | * |
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28 | * @author David Solis |
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29 | * @since 3.0 |
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30 | */ |
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31 | ||
32 | 0 | public abstract class Card extends AbstractComponent |
33 | { |
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34 | private static final String ATTRIBUTE_NAME = "org.apache.tapestry.wml.Card"; |
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35 | ||
36 | /** |
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37 | * @see AbstractComponent#renderComponent(IMarkupWriter, IRequestCycle) |
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38 | */ |
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39 | ||
40 | protected void renderComponent(IMarkupWriter writer, IRequestCycle cycle) |
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41 | { |
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42 | 0 | if (cycle.getAttribute(ATTRIBUTE_NAME) != null) |
43 | 0 | throw new ApplicationRuntimeException(Tapestry.getMessage("Card.cards-may-not-nest"), |
44 | this, null, null); |
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45 | ||
46 | 0 | cycle.setAttribute(ATTRIBUTE_NAME, this); |
47 | ||
48 | 0 | writer.begin("card"); |
49 | ||
50 | 0 | String title = getTitle(); |
51 | 0 | if (HiveMind.isNonBlank(title)) |
52 | 0 | writer.attribute("title", title); |
53 | ||
54 | 0 | renderInformalParameters(writer, cycle); |
55 | ||
56 | 0 | IMarkupWriter nestedWriter = writer.getNestedWriter(); |
57 | ||
58 | 0 | renderBody(nestedWriter, cycle); |
59 | ||
60 | 0 | nestedWriter.close(); |
61 | ||
62 | 0 | writer.end(); |
63 | ||
64 | 0 | cycle.removeAttribute(ATTRIBUTE_NAME); |
65 | 0 | } |
66 | ||
67 | public abstract String getTitle(); |
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68 | } |