case-study/jdt-before/ui/org/eclipse/jdt/internal/ui/navigator/JavaNavigatorRefactorActionProvider.java

   1 /*******************************************************************************
   2  * Copyright (c) 2003, 2011 IBM Corporation and others.
   3  * All rights reserved. This program and the accompanying materials
   4  * are made available under the terms of the Eclipse Public License v1.0
   5  * which accompanies this distribution, and is available at
   6  * http://www.eclipse.org/legal/epl-v10.html
   7  *
   8  * Contributors:
   9  *     IBM Corporation - initial API and implementation
  10  *******************************************************************************/
  11 package org.eclipse.jdt.internal.ui.navigator;
  12
  13 import org.eclipse.jface.action.IMenuManager;
  14
  15 import org.eclipse.ui.IActionBars;
  16 import org.eclipse.ui.IViewPart;
  17 import org.eclipse.ui.actions.ActionContext;
  18 import org.eclipse.ui.navigator.CommonActionProvider;
  19 import org.eclipse.ui.navigator.ICommonActionExtensionSite;
  20 import org.eclipse.ui.navigator.ICommonViewerWorkbenchSite;
  21
  22 import org.eclipse.jdt.ui.actions.RefactorActionGroup;
  23
  24 /**
  25  * Contributes the following actions to the menu on behalf of the JDT content
  26  * extension.
  27  *
  28  * <ul>
  29  * <li>{@link RefactorActionGroup}. Contributes the "Refactor>" and "Source>" submenus to the context menu.</li>
  30  * </ul>
  31  */
  32 public class JavaNavigatorRefactorActionProvider extends CommonActionProvider {
  33
  34         private RefactorActionGroup fRefactorGroup;
  35
  36         @Override
  37         public void fillActionBars(IActionBars actionBars) {
  38                 if (fRefactorGroup != null) {
  39                         fRefactorGroup.fillActionBars(actionBars);
  40                         fRefactorGroup.retargetFileMenuActions(actionBars);
  41                 }
  42         }
  43
  44         @Override
  45         public void fillContextMenu(IMenuManager menu) {
  46                 if (fRefactorGroup != null) {
  47                         fRefactorGroup.fillContextMenu(menu);
  48                 }
  49         }
  50
  51         @Override
  52         public void init(ICommonActionExtensionSite site) {
  53                 ICommonViewerWorkbenchSite workbenchSite= null;
  54                 if (site.getViewSite() instanceof ICommonViewerWorkbenchSite)
  55                         workbenchSite= (ICommonViewerWorkbenchSite) site.getViewSite();
  56
  57                 // we only initialize the refactor group when in a view part
  58                 // (required for the constructor)
  59                 if (workbenchSite != null) {
  60                         if (workbenchSite.getPart() != null && workbenchSite.getPart() instanceof IViewPart) {
  61                                 IViewPart viewPart= (IViewPart) workbenchSite.getPart();
  62
  63                                 fRefactorGroup= new RefactorActionGroup(viewPart);
  64                         }
  65                 }
  66         }
  67
  68         @Override
  69         public void setContext(ActionContext context) {
  70                 if (fRefactorGroup != null) {
  71                         fRefactorGroup.setContext(context);
  72                 }
  73         }
  74
  75         /*
  76          * @see org.eclipse.ui.actions.ActionGroup#dispose()
  77          * @since 3.5
  78          */
  79         @Override
  80         public void dispose() {
  81                 if (fRefactorGroup != null)
  82                         fRefactorGroup.dispose();
  83                 super.dispose();
  84         }
  85 }