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org.apache.commons.jelly.tags.jface.preference.PreferenceDialogTag |
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1 | /* |
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2 | * Copyright 2002,2004 The Apache Software Foundation. |
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3 | * |
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4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
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5 | * you may not use this file except in compliance with the License. |
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6 | * You may obtain a copy of the License at |
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7 | * |
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8 | * http://www.apache.org/licenses/LICENSE-2.0 |
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9 | * |
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10 | * Unless required by applicable law or agreed to in writing, software |
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11 | * distributed under the License is distributed on an "AS IS" BASIS, |
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12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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13 | * See the License for the specific language governing permissions and |
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14 | * limitations under the License. |
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15 | */ |
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16 | package org.apache.commons.jelly.tags.jface.preference; |
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17 | ||
18 | import java.util.Map; |
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19 | ||
20 | import org.apache.commons.jelly.JellyTagException; |
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21 | import org.apache.commons.jelly.XMLOutput; |
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22 | import org.apache.commons.jelly.tags.core.UseBeanTag; |
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23 | import org.apache.commons.jelly.tags.jface.window.ApplicationWindowTag; |
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24 | import org.eclipse.jface.preference.PreferenceDialog; |
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25 | import org.eclipse.jface.preference.PreferenceManager; |
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26 | import org.eclipse.swt.widgets.Shell; |
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27 | ||
28 | /** |
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29 | * This Tag creates a JFace PreferenceDialog |
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30 | * |
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31 | * @author <a href="mailto:ckl@dacelo.nl">Christiaan ten Klooster</a> |
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32 | */ |
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33 | 0 | public class PreferenceDialogTag extends UseBeanTag { |
34 | ||
35 | public PreferenceDialogTag(Class arg0) { |
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36 | 0 | super(arg0); |
37 | 0 | } |
38 | ||
39 | /** |
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40 | * @return PreferenceDialog |
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41 | */ |
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42 | public PreferenceDialog getPreferenceDialog() { |
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43 | 0 | Object bean = getBean(); |
44 | 0 | if (bean instanceof PreferenceDialog) { |
45 | 0 | return (PreferenceDialog) bean; |
46 | } |
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47 | 0 | return null; |
48 | } |
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49 | ||
50 | /** |
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51 | * @return Shell |
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52 | * @throws JellyTagException |
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53 | */ |
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54 | protected Shell getShell() throws JellyTagException { |
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55 | 0 | ApplicationWindowTag tag = |
56 | (ApplicationWindowTag) findAncestorWithClass(ApplicationWindowTag.class); |
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57 | ||
58 | 0 | if (tag != null) { |
59 | 0 | return tag.getWindow().getShell(); |
60 | ||
61 | } else { |
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62 | 0 | Map attributes = getAttributes(); |
63 | 0 | Object parent = attributes.remove("parent"); |
64 | 0 | if (parent instanceof Shell) { |
65 | 0 | return (Shell) parent; |
66 | } else { |
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67 | 0 | throw new JellyTagException("This tag must be nested inside a <applicationWindow> or have a parent of type Shell"); |
68 | } |
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69 | } |
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70 | } |
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71 | ||
72 | /* |
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73 | * @see org.apache.commons.jelly.tags.core.UseBeanTag#newInstance(java.lang.Class, java.util.Map, org.apache.commons.jelly.XMLOutput) |
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74 | */ |
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75 | protected Object newInstance(Class arg0, Map arg1, XMLOutput arg2) throws JellyTagException { |
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76 | 0 | PreferenceManager pm = new PreferenceManager(); |
77 | 0 | return new PreferenceDialog(getShell(), pm); |
78 | } |
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79 | ||
80 | } |
This report is generated by jcoverage, Maven and Maven JCoverage Plugin. |