| /******************************************************************************* |
| * Copyright (c) 2001, 2004 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.wst.xsd.ui.internal.refactor.actions; |
| |
| import java.util.ArrayList; |
| import java.util.Iterator; |
| import java.util.List; |
| |
| import org.eclipse.jface.action.Action; |
| import org.eclipse.jface.action.IAction; |
| import org.eclipse.jface.action.IMenuListener; |
| import org.eclipse.jface.action.IMenuManager; |
| import org.eclipse.jface.action.MenuManager; |
| import org.eclipse.jface.action.Separator; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.ISelectionChangedListener; |
| import org.eclipse.jface.viewers.ISelectionProvider; |
| import org.eclipse.swt.events.MenuAdapter; |
| import org.eclipse.swt.events.MenuEvent; |
| import org.eclipse.swt.widgets.Menu; |
| import org.eclipse.ui.IActionBars; |
| import org.eclipse.ui.IEditorPart; |
| import org.eclipse.ui.IWorkbenchActionConstants; |
| import org.eclipse.ui.IWorkbenchPart; |
| import org.eclipse.ui.IWorkbenchSite; |
| import org.eclipse.ui.actions.ActionFactory; |
| import org.eclipse.ui.actions.ActionGroup; |
| import org.eclipse.wst.xsd.ui.internal.XSDEditor; |
| import org.eclipse.wst.xsd.ui.internal.XSDEditorPlugin; |
| import org.eclipse.wst.xsd.ui.internal.XSDTextEditor; |
| import org.eclipse.wst.xsd.ui.internal.refactor.RefactoringMessages; |
| |
| /** |
| * Action group that adds refactor actions (for example 'Rename', 'Move') to a |
| * context menu and the global menu bar. |
| * |
| */ |
| public class RefactorActionGroup extends ActionGroup { |
| |
| public static final String MENU_ID = "org.eclipse.wst.xsd.ui.refactoring.menu"; //$NON-NLS-1$ |
| |
| public static final String GROUP_REORG = "reorgGroup"; //$NON-NLS-1$ |
| |
| public static final String RENAME_ELEMENT = "org.eclipse.wst.xsd.ui.refactor.rename.element"; //$NON-NLS-1$ |
| |
| public static final String MAKE_ELEMENT_GLOBAL = "org.eclipse.wst.xsd.ui.refactor.makeElementGlobal"; //$NON-NLS-1$ |
| |
| public static final String RENAME = "org.eclipse.wst.xsd.ui.refactoring.actions.Rename"; //$NON-NLS-1$ |
| |
| /** |
| * Pop-up menu: name of group for reorganize actions (value |
| * <code>"group.reorganize"</code>). |
| */ |
| public static final String GROUP_REORGANIZE = IWorkbenchActionConstants.GROUP_REORGANIZE; |
| |
| private IWorkbenchSite fSite; |
| |
| private XSDEditor fEditor; |
| |
| private String fGroupName = GROUP_REORGANIZE; |
| |
| private SelectionDispatchAction fRenameAction; |
| |
| private SelectionDispatchAction fMakeLocalElementGlobal; |
| |
| private List fEditorActions; |
| |
| private IMenuManager fRefactorSubmenu; |
| |
| private static class NoActionAvailable extends Action { |
| public NoActionAvailable() { |
| setEnabled(true); |
| setText(RefactoringMessages |
| .getString("RefactorActionGroup.no_refactoring_available")); //$NON-NLS-1$ |
| } |
| } |
| |
| private Action fNoActionAvailable = new NoActionAvailable(); |
| |
| public RefactorActionGroup() { |
| |
| IWorkbenchPart part = XSDEditorPlugin.getPlugin().getWorkbench() |
| .getActiveWorkbenchWindow().getPartService().getActivePart(); |
| if(part != null){ |
| fSite = part.getSite(); |
| IEditorPart editorPart = fSite.getPage().getActiveEditor(); |
| if (editorPart instanceof XSDEditor) { |
| fEditor = (XSDEditor) editorPart; |
| } |
| initActions(fSite); |
| |
| } |
| |
| } |
| |
| public RefactorActionGroup(XSDTextEditor textEditor, String groupName) { |
| fEditor = textEditor.getXSDEditor(); |
| fSite = fEditor.getEditorSite(); |
| fGroupName = groupName; |
| initActions(fSite); |
| } |
| |
| private static void initAction(SelectionDispatchAction action, |
| ISelectionProvider provider, ISelection selection) { |
| |
| action.update(selection); |
| provider.addSelectionChangedListener(action); |
| } |
| |
| private void initActions(IWorkbenchSite site) { |
| fEditorActions = new ArrayList(); |
| fRenameAction = new RenameAction(site); |
| fRenameAction.setActionDefinitionId(RENAME_ELEMENT); |
| fEditorActions.add(fRenameAction); |
| |
| fMakeLocalElementGlobal = new MakeLocalElementGlobalAction(site); |
| fMakeLocalElementGlobal.setActionDefinitionId(MAKE_ELEMENT_GLOBAL); |
| fEditorActions.add(fMakeLocalElementGlobal); |
| |
| ISelectionProvider provider = site.getSelectionProvider(); |
| ISelection selection = provider.getSelection(); |
| initAction(fRenameAction, provider, selection); |
| initAction(fMakeLocalElementGlobal, provider, selection); |
| } |
| |
| /* |
| * (non-Javadoc) Method declared in ActionGroup |
| */ |
| public void fillActionBars(IActionBars actionBars) { |
| super.fillActionBars(actionBars); |
| actionBars.setGlobalActionHandler(RENAME, fRenameAction); |
| retargetFileMenuActions(actionBars); |
| } |
| |
| /** |
| * Retargets the File actions with the corresponding refactoring actions. |
| * |
| * @param actionBars |
| * the action bar to register the move and rename action with |
| */ |
| public void retargetFileMenuActions(IActionBars actionBars) { |
| actionBars.setGlobalActionHandler(ActionFactory.RENAME.getId(), |
| fRenameAction); |
| } |
| |
| /* |
| * (non-Javadoc) Method declared in ActionGroup |
| */ |
| public void fillContextMenu(IMenuManager menu) { |
| super.fillContextMenu(menu); |
| addRefactorSubmenu(menu); |
| } |
| |
| /* |
| * @see ActionGroup#dispose() |
| */ |
| public void dispose() { |
| ISelectionProvider provider = fSite.getSelectionProvider(); |
| disposeAction(fRenameAction, provider); |
| disposeAction(fMakeLocalElementGlobal, provider); |
| super.dispose(); |
| } |
| |
| private void disposeAction(ISelectionChangedListener action, |
| ISelectionProvider provider) { |
| if (action != null) |
| provider.removeSelectionChangedListener(action); |
| } |
| |
| private void addRefactorSubmenu(IMenuManager menu) { |
| |
| String menuText = RefactoringMessages.getString("RefactorMenu.label"); //$NON-NLS-1$ |
| |
| fRefactorSubmenu = new MenuManager(menuText, MENU_ID); |
| if (fEditor != null) { |
| fRefactorSubmenu.addMenuListener(new IMenuListener() { |
| public void menuAboutToShow(IMenuManager manager) { |
| refactorMenuShown(manager); |
| } |
| }); |
| fRefactorSubmenu.add(fNoActionAvailable); |
| if (menu.find(fRefactorSubmenu.getId()) == null) { |
| if(menu.find(fGroupName) == null){ |
| menu.add(fRefactorSubmenu); |
| } |
| else{ |
| menu.appendToGroup(fGroupName, fRefactorSubmenu); |
| } |
| } |
| } else { |
| if (fillRefactorMenu(fRefactorSubmenu) > 0) |
| menu.appendToGroup(fGroupName, fRefactorSubmenu); |
| } |
| } |
| |
| private int fillRefactorMenu(IMenuManager refactorSubmenu) { |
| int added = 0; |
| refactorSubmenu.add(new Separator(GROUP_REORG)); |
| for (Iterator iter = fEditorActions.iterator(); iter.hasNext();) { |
| Action action = (Action) iter.next(); |
| added += addAction(refactorSubmenu, action); |
| } |
| return added; |
| } |
| |
| private int addAction(IMenuManager menu, IAction action) { |
| if (action != null && action.isEnabled()) { |
| menu.add(action); |
| return 1; |
| } |
| return 0; |
| } |
| |
| public int addAction(IAction action) { |
| if (action != null && action.isEnabled()) { |
| fEditorActions.add(action); |
| return 1; |
| } |
| return 0; |
| } |
| |
| private void refactorMenuShown(final IMenuManager refactorSubmenu) { |
| // we know that we have an MenuManager since we created it in |
| // addRefactorSubmenu. |
| Menu menu = ((MenuManager) refactorSubmenu).getMenu(); |
| menu.addMenuListener(new MenuAdapter() { |
| public void menuHidden(MenuEvent e) { |
| refactorMenuHidden(refactorSubmenu); |
| } |
| }); |
| ISelection selection = (ISelection) fEditor.getSelectionManager() |
| .getSelection(); |
| for (Iterator iter = fEditorActions.iterator(); iter.hasNext();) { |
| Action action = (Action) iter.next(); |
| if (action instanceof SelectionDispatchAction) { |
| SelectionDispatchAction selectionAction = (SelectionDispatchAction) action; |
| selectionAction.update(selection); |
| } |
| } |
| refactorSubmenu.removeAll(); |
| if (fillRefactorMenu(refactorSubmenu) == 0) |
| refactorSubmenu.add(fNoActionAvailable); |
| } |
| |
| private void refactorMenuHidden(IMenuManager manager) { |
| ISelection selection = (ISelection) fEditor.getSelectionManager() |
| .getSelection(); |
| for (Iterator iter = fEditorActions.iterator(); iter.hasNext();) { |
| Action action = (Action) iter.next(); |
| if (action instanceof SelectionDispatchAction) { |
| SelectionDispatchAction selectionAction = (SelectionDispatchAction) action; |
| selectionAction.update(selection); |
| } |
| |
| } |
| } |
| |
| } |