| /******************************************************************************* |
| * Copyright (c) 2000, 2006 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.ui.actions; |
| |
| import org.eclipse.swt.widgets.Control; |
| import org.eclipse.swt.widgets.Menu; |
| |
| import org.eclipse.jface.action.Action; |
| import org.eclipse.jface.action.ActionContributionItem; |
| import org.eclipse.jface.action.IAction; |
| import org.eclipse.jface.action.IMenuManager; |
| import org.eclipse.jface.viewers.ISelection; |
| |
| import org.eclipse.ui.IPartService; |
| import org.eclipse.ui.IWorkbenchPart; |
| import org.eclipse.ui.IWorkbenchWindow; |
| import org.eclipse.ui.IWorkbenchWindowPulldownDelegate2; |
| import org.eclipse.ui.actions.RetargetAction; |
| |
| import org.eclipse.jdt.ui.actions.IJavaEditorActionDefinitionIds; |
| import org.eclipse.jdt.ui.actions.JdtActionConstants; |
| |
| import org.eclipse.jdt.internal.ui.JavaPlugin; |
| import org.eclipse.jdt.internal.ui.javaeditor.JavaEditor; |
| import org.eclipse.jdt.internal.ui.search.SearchMessages; |
| |
| /** |
| * <p> |
| * This is required because of |
| * https://bugs.eclipse.org/bugs/show_bug.cgi?id=79162 |
| * and |
| * https://bugs.eclipse.org/bugs/show_bug.cgi?id=137679 |
| * </p> |
| */ |
| public class OccurrencesSearchMenuAction implements IWorkbenchWindowPulldownDelegate2 { |
| |
| private static Action NO_ACTION_AVAILABLE= new Action(SearchMessages.group_occurrences_quickMenu_noEntriesAvailable) { |
| public boolean isEnabled() { |
| return false; |
| } |
| }; |
| |
| private Menu fMenu; |
| |
| private IPartService fPartService; |
| private RetargetAction[] fRetargetActions; |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public Menu getMenu(Menu parent) { |
| setMenu(new Menu(parent)); |
| fillMenu(fMenu); |
| return fMenu; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public Menu getMenu(Control parent) { |
| setMenu(new Menu(parent)); |
| fillMenu(fMenu); |
| return fMenu; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public void dispose() { |
| setMenu(null); |
| disposeSubmenuActions(); |
| } |
| |
| private RetargetAction createSubmenuAction(IPartService partService, String actionID, String text, String actionDefinitionId) { |
| RetargetAction action= new RetargetAction(actionID, text); |
| action.setActionDefinitionId(actionDefinitionId); |
| |
| partService.addPartListener(action); |
| IWorkbenchPart activePart = partService.getActivePart(); |
| if (activePart != null) { |
| action.partActivated(activePart); |
| } |
| return action; |
| } |
| |
| private void disposeSubmenuActions() { |
| if (fPartService != null && fRetargetActions != null) { |
| for (int i= 0; i < fRetargetActions.length; i++) { |
| fPartService.removePartListener(fRetargetActions[i]); |
| fRetargetActions[i].dispose(); |
| } |
| } |
| fRetargetActions= null; |
| fPartService= null; |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public void init(IWorkbenchWindow window) { |
| disposeSubmenuActions(); // paranoia code: double initialization should not happen |
| if (window != null) { |
| fPartService= window.getPartService(); |
| if (fPartService != null) { |
| fRetargetActions= new RetargetAction[] { |
| createSubmenuAction(fPartService, JdtActionConstants.FIND_OCCURRENCES_IN_FILE, SearchMessages.Search_FindOccurrencesInFile_shortLabel, IJavaEditorActionDefinitionIds.SEARCH_OCCURRENCES_IN_FILE), |
| createSubmenuAction(fPartService, JdtActionConstants.FIND_IMPLEMENT_OCCURRENCES, ActionMessages.FindImplementOccurrencesAction_text, IJavaEditorActionDefinitionIds.SEARCH_IMPLEMENT_OCCURRENCES_IN_FILE), |
| createSubmenuAction(fPartService, JdtActionConstants.FIND_EXCEPTION_OCCURRENCES, ActionMessages.FindExceptionOccurrences_text, IJavaEditorActionDefinitionIds.SEARCH_EXCEPTION_OCCURRENCES_IN_FILE), |
| }; |
| } |
| } |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public void run(IAction action) { |
| JavaEditor editor= null; |
| IWorkbenchPart activePart= JavaPlugin.getActivePage().getActivePart(); |
| if (activePart instanceof JavaEditor) |
| editor= (JavaEditor) activePart; |
| |
| (new JDTQuickMenuAction(editor, IJavaEditorActionDefinitionIds.SEARCH_OCCURRENCES_IN_FILE_QUICK_MENU) { |
| protected void fillMenu(IMenuManager menu) { |
| fillQuickMenu(menu); |
| } |
| }).run(); |
| |
| } |
| |
| /** |
| * {@inheritDoc} |
| */ |
| public void selectionChanged(IAction action, ISelection selection) { |
| } |
| |
| private void fillQuickMenu(IMenuManager manager) { |
| IAction[] actions= fRetargetActions; |
| if (actions != null) { |
| boolean hasAction= false; |
| for (int i= 0; i < actions.length; i++) { |
| IAction action= actions[i]; |
| if (action.isEnabled()) { |
| hasAction= true; |
| manager.add(action); |
| } |
| } |
| if (!hasAction) { |
| manager.add(NO_ACTION_AVAILABLE); |
| } |
| } else { |
| manager.add(NO_ACTION_AVAILABLE); |
| } |
| } |
| |
| /** |
| * The menu to show in the workbench menu |
| */ |
| private void fillMenu(Menu menu) { |
| if (fRetargetActions != null) { |
| for (int i= 0; i < fRetargetActions.length; i++) { |
| ActionContributionItem item= new ActionContributionItem(fRetargetActions[i]); |
| item.fill(menu, -1); |
| } |
| } else { |
| // can only happen if 'init' was not called: programming error |
| ActionContributionItem item= new ActionContributionItem(NO_ACTION_AVAILABLE); |
| item.fill(menu, -1); |
| } |
| } |
| |
| private void setMenu(Menu menu) { |
| if (fMenu != null) { |
| fMenu.dispose(); |
| } |
| fMenu = menu; |
| } |
| } |