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org.apache.commons.jelly.tags.swt.MenuTag |
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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.swt; |
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17 | ||
18 | import org.apache.commons.jelly.JellyTagException; |
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19 | import org.apache.commons.logging.Log; |
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20 | import org.apache.commons.logging.LogFactory; |
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21 | import org.eclipse.swt.widgets.Control; |
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22 | import org.eclipse.swt.widgets.Decorations; |
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23 | import org.eclipse.swt.widgets.Menu; |
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24 | import org.eclipse.swt.widgets.MenuItem; |
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25 | import org.eclipse.swt.widgets.Widget; |
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26 | ||
27 | /** |
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28 | * This tag creates an SWT Menu |
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29 | * </p> |
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30 | * |
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31 | * @author <a href="mailto:jstrachan@apache.org">James Strachan</a> |
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32 | * @version 1.1 |
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33 | */ |
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34 | public class MenuTag extends WidgetTag { |
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35 | ||
36 | /** The Log to which logging calls will be made. */ |
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37 | 0 | private static final Log log = LogFactory.getLog(MenuTag.class); |
38 | ||
39 | public MenuTag() { |
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40 | 0 | super(Menu.class); |
41 | 0 | } |
42 | ||
43 | public MenuTag(int style) { |
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44 | 0 | super(Menu.class, style); |
45 | 0 | } |
46 | ||
47 | // Implementation methods |
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48 | //------------------------------------------------------------------------- |
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49 | ||
50 | /** |
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51 | * Provides a strategy method to allow a new child widget to be attached to |
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52 | * its parent |
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53 | * |
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54 | * @param parent is the parent widget which is never null |
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55 | * @param widget is the new child widget to be attached to the parent |
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56 | */ |
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57 | protected void attachWidgets(Object parent, Widget widget) { |
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58 | 0 | Menu menu = (Menu) widget; |
59 | 0 | if (parent instanceof Decorations) { |
60 | 0 | Decorations shell = (Decorations) parent; |
61 | 0 | shell.setMenuBar(menu); |
62 | } |
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63 | 0 | else if (parent instanceof Control) { |
64 | 0 | Control control = (Control) parent; |
65 | 0 | control.setMenu(menu); |
66 | } |
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67 | 0 | else if (parent instanceof MenuItem) { |
68 | 0 | MenuItem menuItem = (MenuItem) parent; |
69 | 0 | menuItem.setMenu(menu); |
70 | } |
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71 | 0 | } |
72 | ||
73 | /** |
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74 | * @see org.apache.commons.jelly.tags.swt.WidgetTag#createWidget(java.lang.Class, org.eclipse.swt.widgets.Widget, int) |
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75 | */ |
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76 | protected Object createWidget(Class theClass, Widget parent, int style) |
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77 | throws JellyTagException { |
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78 | ||
79 | 0 | if (parent instanceof Decorations) { |
80 | 0 | return super.createWidget(theClass, parent, style); |
81 | } |
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82 | else { |
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83 | 0 | if (parent instanceof Menu) { |
84 | 0 | return new Menu((Menu) parent); |
85 | } |
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86 | 0 | else if (parent instanceof MenuItem) { |
87 | 0 | return new Menu((MenuItem) parent); |
88 | } |
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89 | 0 | else if (parent instanceof Control) { |
90 | 0 | return new Menu((Control) parent); |
91 | } |
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92 | else { |
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93 | 0 | throw new JellyTagException("This tag must be nested inside a <shell>, <menu>, <menuItem> or control tag"); |
94 | } |
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95 | } |
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96 | } |
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97 | ||
98 | } |
This report is generated by jcoverage, Maven and Maven JCoverage Plugin. |