org.eclipse.jst.pagedesigner/src/org/eclipse/jst/pagedesigner/actions/range/RangeActionGroup.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2006 Sybase, Inc. and others.\r
   3  *\r
   4  * All rights reserved. This program and the accompanying materials\r
   5  * are made available under the terms of the Eclipse Public License v1.0\r
   6  * which accompanies this distribution, and is available at\r
   7  * http://www.eclipse.org/legal/epl-v10.html\r
   8  *\r
   9  * Contributors:\r
  10  *     Sybase, Inc. - initial API and implementation\r
  11  *******************************************************************************/\r
  12 package org.eclipse.jst.pagedesigner.actions.range;\r
  13 \r
  14 import org.eclipse.jface.action.Action;\r
  15 import org.eclipse.jface.action.IContributionItem;\r
  16 import org.eclipse.jface.action.IMenuListener;\r
  17 import org.eclipse.jface.action.IMenuManager;\r
  18 import org.eclipse.jface.action.MenuManager;\r
  19 import org.eclipse.jface.viewers.ISelection;\r
  20 import org.eclipse.jst.pagedesigner.IHTMLConstants;\r
  21 import org.eclipse.jst.pagedesigner.PDPlugin;\r
  22 import org.eclipse.jst.pagedesigner.actions.link.MakeLinkAction;\r
  23 import org.eclipse.jst.pagedesigner.editors.PageDesignerActionConstants;\r
  24 import org.eclipse.jst.pagedesigner.editors.actions.DesignActionBarFactory;\r
  25 import org.eclipse.jst.pagedesigner.viewer.DesignRange;\r
  26 import org.eclipse.jst.pagedesigner.viewer.IHTMLGraphicalViewer;\r
  27 import org.eclipse.ui.actions.ActionGroup;\r
  28 import org.w3c.dom.Document;\r
  29 import org.w3c.dom.Element;\r
  30 \r
  31 /**\r
  32  * @author mengbo\r
  33  * @version 1.5\r
  34  */\r
  35 public class RangeActionGroup extends ActionGroup {\r
  36     // TODO: what is this?  a separator?\r
  37         private static final Action action = new Action() {\r
  38         // Action is abstract but has no abstract methods\r
  39         // so create a default empty action that does nothing\r
  40         };\r
  41 \r
  42         /**\r
  43          * \r
  44          */\r
  45         public RangeActionGroup() {\r
  46                 super();\r
  47         }\r
  48 \r
  49         /*\r
  50          * (non-Javadoc)\r
  51          * \r
  52          * @see org.eclipse.ui.actions.ActionGroup#fillContextMenu(org.eclipse.jface.action.IMenuManager)\r
  53          */\r
  54         public void fillContextMenu(IMenuManager contextMenu) \r
  55     {\r
  56                 DesignRange selection = fixUpSelection(getContext().getSelection());\r
  57                 if (selection == null) {\r
  58                         return;\r
  59                 }\r
  60         IContributionItem styleSubMenuItem = \r
  61             contextMenu.find(PageDesignerActionConstants.STYLE_SUBMENU_ID);\r
  62         \r
  63         if (styleSubMenuItem instanceof IMenuManager)\r
  64         {\r
  65             final IMenuManager subMenu = (IMenuManager) styleSubMenuItem;\r
  66                 if (getContext().getInput() instanceof IHTMLGraphicalViewer) {\r
  67                         addParagraphFormatMenu(subMenu, selection,\r
  68                                         (IHTMLGraphicalViewer) getContext().getInput());\r
  69                         addHorizontalAlignMenu(subMenu, selection,\r
  70                                         (IHTMLGraphicalViewer) getContext().getInput());\r
  71                         addTextStyleMenu(subMenu, (IHTMLGraphicalViewer) getContext()\r
  72                                         .getInput());\r
  73                 }\r
  74             // TODO: the (commented out) copy of this method does nothing\r
  75                 //addListModeMenu(menu, selection);\r
  76     \r
  77                 // TODO: the (commented out) copy of this method does nothing\r
  78             //addTextFontMenu(menu, selection);\r
  79     \r
  80                 addLinkMenu(subMenu, selection);\r
  81         }\r
  82     }\r
  83 \r
  84         /**\r
  85          * @param selection\r
  86          * @return\r
  87          */\r
  88         private DesignRange fixUpSelection(ISelection selection) {\r
  89                 if (selection instanceof DesignRange) {\r
  90                         return (DesignRange) selection;\r
  91                 }\r
  92         return null;\r
  93         }\r
  94 \r
  95         private void addLinkMenu(IMenuManager menu, final DesignRange selection) {\r
  96                 Action action1 = new MakeLinkAction(selection);\r
  97                 menu.appendToGroup(PageDesignerActionConstants.GROUP_STYLE, action1);\r
  98         }\r
  99 \r
 100         private void addTextStyleMenu(IMenuManager menu,\r
 101                         final IHTMLGraphicalViewer viewer) {\r
 102                 final IMenuManager submenu = new MenuManager(PDPlugin\r
 103                                 .getResourceString("ActionGroup.Submenu.TextStyle"));//$NON-NLS-1$\r
 104                 submenu.add(action);\r
 105 \r
 106                 submenu.setRemoveAllWhenShown(true);\r
 107                 submenu.addMenuListener(new IMenuListener() {\r
 108                         public void menuAboutToShow(IMenuManager manager) {\r
 109                                 DesignerToolBarAction action1 = null;\r
 110                                 action1 = DesignActionBarFactory.getInstance().getStyleAction(\r
 111                                                 IHTMLConstants.TAG_U);\r
 112                                 action1.setViewer(viewer);\r
 113                                 submenu.add(action1);\r
 114 \r
 115                                 action1 = DesignActionBarFactory.getInstance().getStyleAction(\r
 116                                                 IHTMLConstants.TAG_B);\r
 117                                 action1.setViewer(viewer);\r
 118                                 submenu.add(action1);\r
 119 \r
 120                                 action1 = DesignActionBarFactory.getInstance().getStyleAction(\r
 121                                                 IHTMLConstants.TAG_I);\r
 122                                 action1.setViewer(viewer);\r
 123                                 submenu.add(action1);\r
 124 \r
 125                                 action1 = DesignActionBarFactory.getInstance().getStyleAction(\r
 126                                                 IHTMLConstants.TAG_SMALL);\r
 127                                 action1.setViewer(viewer);\r
 128                                 submenu.add(action1);\r
 129 \r
 130                                 action1 = DesignActionBarFactory.getInstance().getStyleAction(\r
 131                                                 IHTMLConstants.TAG_BIG);\r
 132                                 action1.setViewer(viewer);\r
 133                                 submenu.add(action1);\r
 134 \r
 135                         }\r
 136                 });\r
 137                 menu.appendToGroup(PageDesignerActionConstants.GROUP_STYLE, submenu);\r
 138         }\r
 139 \r
 140         /**\r
 141          * @param menu\r
 142          * @param selection\r
 143          */\r
 144 //      private void addTextFontMenu(IMenuManager menu, DesignRange selection) {\r
 145 //          //\r
 146 //      }\r
 147 \r
 148         /**\r
 149          * @param menu\r
 150          * @param selection\r
 151          */\r
 152         private void addHorizontalAlignMenu(IMenuManager menu,\r
 153                         final DesignRange selection, final IHTMLGraphicalViewer viewer) {\r
 154                 // we have to initialize align nodes here for some refresh problem\r
 155                 Element[] alignNodes = new Element[4];\r
 156                 final String[] alignValues = new String[] { "left", "center", "right", //$NON-NLS-1$ //$NON-NLS-2$ //$NON-NLS-3$\r
 157                                 "justify" }; //$NON-NLS-1$\r
 158                 Document document = viewer.getModel().getDocument();\r
 159                 for (int i = 0; i < 4; i++) {\r
 160                         Element node = document.createElement(IHTMLConstants.TAG_P);\r
 161                         node.setAttribute(IHTMLConstants.ATTR_ALIGN, alignValues[i]);\r
 162                         alignNodes[i] = node;\r
 163                 }\r
 164                 AlignSupport.setAlignNodes(alignNodes);\r
 165 \r
 166                 final IMenuManager submenu = new MenuManager(PDPlugin\r
 167                                 .getResourceString("ActionGroup.Submenu.Align"));//$NON-NLS-1$\r
 168                 submenu.add(action);\r
 169                 submenu.setRemoveAllWhenShown(true);\r
 170                 submenu.addMenuListener(new IMenuListener() {\r
 171                         public void menuAboutToShow(IMenuManager manager) {\r
 172                                 AlignSupport.createAlignActions(submenu, viewer);\r
 173                         }\r
 174                 });\r
 175                 menu.appendToGroup(PageDesignerActionConstants.GROUP_STYLE, submenu);\r
 176 \r
 177         }\r
 178 \r
 179         /**\r
 180          * @param menu\r
 181          * @param selection\r
 182          */\r
 183 //      private void addListModeMenu(IMenuManager menu, DesignRange selection) {\r
 184 //      }\r
 185 \r
 186         /**\r
 187          * @param menu\r
 188          * @param selection\r
 189          */\r
 190         private void addParagraphFormatMenu(IMenuManager menu,\r
 191                         final DesignRange selection, final IHTMLGraphicalViewer viewer) {\r
 192                 final IMenuManager submenu = new MenuManager(PDPlugin\r
 193                                 .getResourceString("ActionGroup.Submenu.ParagraphFormat"));//$NON-NLS-1$\r
 194                 submenu.add(action);\r
 195                 // Add the submenu.\r
 196 \r
 197                 submenu.addMenuListener(new IMenuListener() {\r
 198 \r
 199                         public void menuAboutToShow(IMenuManager manager) {\r
 200                                 submenu.removeAll();\r
 201                                 ParagraphSupport.createParagraphActions(submenu, selection,\r
 202                                                 viewer);\r
 203                         }\r
 204                 });\r
 205                 menu.appendToGroup(PageDesignerActionConstants.GROUP_STYLE, submenu);\r
 206         }\r
 207 }\r