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org.apache.commons.jelly.tags.jface.ActionTag$ActionImpl |
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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; |
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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.MissingAttributeException; |
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22 | import org.apache.commons.jelly.XMLOutput; |
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23 | import org.apache.commons.jelly.tags.core.UseBeanTag; |
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24 | import org.apache.commons.logging.Log; |
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25 | import org.apache.commons.logging.LogFactory; |
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26 | import org.eclipse.jface.action.Action; |
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27 | import org.eclipse.jface.action.IContributionManager; |
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28 | import org.eclipse.swt.widgets.Event; |
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29 | ||
30 | /** |
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31 | * This tag creates an JFace Action |
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32 | * |
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33 | * @author <a href="mailto:ckl@dacelo.nl">Christiaan ten Klooster</a> |
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34 | */ |
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35 | public class ActionTag extends UseBeanTag { |
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36 | ||
37 | /** |
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38 | * Implementing Action class |
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39 | */ |
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40 | 0 | class ActionImpl extends Action { |
41 | public void runWithEvent(Event event) { |
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42 | try { |
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43 | 0 | context.setVariable(var, event); |
44 | 0 | invokeBody(output); |
45 | 0 | } catch (Exception e) { |
46 | 0 | log.error( |
47 | "Caught exception: " |
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48 | + e |
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49 | + " while processing event: " |
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50 | + event, |
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51 | e); |
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52 | } |
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53 | 0 | } |
54 | } |
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55 | ||
56 | /** The Log to which logging calls will be made. */ |
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57 | private static final Log log = LogFactory.getLog(ActionTag.class); |
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58 | private XMLOutput output; |
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59 | private String var = "event"; |
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60 | ||
61 | /** |
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62 | * @param arg0 |
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63 | */ |
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64 | public ActionTag(Class arg0) { |
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65 | super(arg0); |
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66 | } |
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67 | ||
68 | /** |
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69 | * @return IContributionManager |
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70 | */ |
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71 | protected IContributionManager getParentContributionManager() { |
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72 | MenuManagerTag tag = |
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73 | (MenuManagerTag) findAncestorWithClass(MenuManagerTag.class); |
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74 | if (tag != null) { |
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75 | return tag.getMenuManager(); |
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76 | } |
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77 | return null; |
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78 | } |
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79 | ||
80 | /** |
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81 | * @see org.apache.commons.jelly.Tag#doTag(org.apache.commons.jelly.XMLOutput) |
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82 | */ |
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83 | public void doTag(XMLOutput output) |
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84 | throws MissingAttributeException, JellyTagException { |
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85 | ||
86 | Map attributes = getAttributes(); |
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87 | ||
88 | Action action = new ActionImpl(); |
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89 | setBeanProperties(action, attributes); |
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90 | ||
91 | IContributionManager cm = getParentContributionManager(); |
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92 | if (cm != null) { |
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93 | cm.add(action); |
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94 | } |
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95 | ||
96 | this.output = output; |
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97 | } |
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98 | ||
99 | } |
This report is generated by jcoverage, Maven and Maven JCoverage Plugin. |