| /******************************************************************************* |
| * Copyright (c) 2000, 2005 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.ui.actions; |
| |
| import org.eclipse.swt.dnd.Clipboard; |
| |
| import org.eclipse.jface.action.IAction; |
| import org.eclipse.jface.action.IMenuManager; |
| import org.eclipse.jface.viewers.ISelectionProvider; |
| |
| import org.eclipse.ui.IActionBars; |
| import org.eclipse.ui.IViewPart; |
| import org.eclipse.ui.IWorkbenchSite; |
| import org.eclipse.ui.actions.ActionFactory; |
| import org.eclipse.ui.actions.ActionGroup; |
| import org.eclipse.ui.part.Page; |
| import org.eclipse.ui.texteditor.IWorkbenchActionDefinitionIds; |
| |
| import org.eclipse.jdt.internal.ui.refactoring.reorg.CopyToClipboardAction; |
| import org.eclipse.jdt.internal.ui.refactoring.reorg.CutAction; |
| import org.eclipse.jdt.internal.ui.refactoring.reorg.DeleteAction; |
| import org.eclipse.jdt.internal.ui.refactoring.reorg.PasteAction; |
| |
| import org.eclipse.jdt.ui.IContextMenuConstants; |
| |
| /** |
| * Action group that adds the copy, cut, paste actions to a view part's context |
| * menu and installs handlers for the corresponding global menu actions. |
| * |
| * <p> |
| * This class may be instantiated; it is not intended to be subclassed. |
| * </p> |
| * |
| * @since 2.0 |
| */ |
| public class CCPActionGroup extends ActionGroup { |
| |
| private IWorkbenchSite fSite; |
| private Clipboard fClipboard; |
| |
| private SelectionDispatchAction[] fActions; |
| |
| private SelectionDispatchAction fDeleteAction; |
| private SelectionDispatchAction fCopyAction; |
| private SelectionDispatchAction fPasteAction; |
| private SelectionDispatchAction fCutAction; |
| |
| /** |
| * Creates a new <code>CCPActionGroup</code>. The group requires that |
| * the selection provided by the view part's selection provider is of type |
| * <code>org.eclipse.jface.viewers.IStructuredSelection</code>. |
| * |
| * @param part the view part that owns this action group |
| */ |
| public CCPActionGroup(IViewPart part) { |
| this(part.getSite()); |
| } |
| |
| /** |
| * Creates a new <code>CCPActionGroup</code>. The group requires that |
| * the selection provided by the page's selection provider is of type |
| * <code>org.eclipse.jface.viewers.IStructuredSelection</code>. |
| * |
| * @param page the page that owns this action group |
| */ |
| public CCPActionGroup(Page page) { |
| this(page.getSite()); |
| } |
| |
| private CCPActionGroup(IWorkbenchSite site) { |
| fSite= site; |
| fClipboard= new Clipboard(site.getShell().getDisplay()); |
| |
| fPasteAction= new PasteAction(fSite, fClipboard); |
| fPasteAction.setActionDefinitionId(IWorkbenchActionDefinitionIds.PASTE); |
| |
| fCopyAction= new CopyToClipboardAction(fSite, fClipboard, fPasteAction); |
| fCopyAction.setActionDefinitionId(IWorkbenchActionDefinitionIds.COPY); |
| |
| fCutAction= new CutAction(fSite, fClipboard, fPasteAction); |
| fCutAction.setActionDefinitionId(IWorkbenchActionDefinitionIds.CUT); |
| |
| fDeleteAction= new DeleteAction(fSite); |
| fDeleteAction.setActionDefinitionId(IWorkbenchActionDefinitionIds.DELETE); |
| |
| fActions= new SelectionDispatchAction[] { fCutAction, fCopyAction, fPasteAction, fDeleteAction }; |
| registerActionsAsSelectionChangeListeners(); |
| } |
| |
| private void registerActionsAsSelectionChangeListeners() { |
| ISelectionProvider provider = fSite.getSelectionProvider(); |
| for (int i= 0; i < fActions.length; i++) { |
| provider.addSelectionChangedListener(fActions[i]); |
| } |
| } |
| |
| private void deregisterActionsAsSelectionChangeListeners() { |
| ISelectionProvider provider = fSite.getSelectionProvider(); |
| for (int i= 0; i < fActions.length; i++) { |
| provider.removeSelectionChangedListener(fActions[i]); |
| } |
| } |
| |
| |
| /** |
| * Returns the delete action managed by this action group. |
| * |
| * @return the delete action. Returns <code>null</code> if the group |
| * doesn't provide any delete action |
| */ |
| public IAction getDeleteAction() { |
| return fDeleteAction; |
| } |
| |
| /* (non-Javadoc) |
| * Method declared in ActionGroup |
| */ |
| public void fillActionBars(IActionBars actionBars) { |
| super.fillActionBars(actionBars); |
| actionBars.setGlobalActionHandler(ActionFactory.DELETE.getId(), fDeleteAction); |
| actionBars.setGlobalActionHandler(ActionFactory.COPY.getId(), fCopyAction); |
| actionBars.setGlobalActionHandler(ActionFactory.CUT.getId(), fCutAction); |
| actionBars.setGlobalActionHandler(ActionFactory.PASTE.getId(), fPasteAction); |
| } |
| |
| /* (non-Javadoc) |
| * Method declared in ActionGroup |
| */ |
| public void fillContextMenu(IMenuManager menu) { |
| super.fillContextMenu(menu); |
| for (int i= 0; i < fActions.length; i++) { |
| SelectionDispatchAction action= fActions[i]; |
| if (action == fCutAction && !fCutAction.isEnabled()) |
| continue; |
| menu.appendToGroup(IContextMenuConstants.GROUP_REORGANIZE, action); |
| } |
| } |
| |
| /* |
| * @see ActionGroup#dispose() |
| */ |
| public void dispose() { |
| super.dispose(); |
| if (fClipboard != null){ |
| fClipboard.dispose(); |
| fClipboard= null; |
| } |
| deregisterActionsAsSelectionChangeListeners(); |
| } |
| |
| } |