| /******************************************************************************* |
| * Copyright (c) 2000, 2010 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.jface.action.IAction; |
| import org.eclipse.jface.action.IMenuManager; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.ISelectionProvider; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| |
| import org.eclipse.ui.IActionBars; |
| import org.eclipse.ui.IViewPart; |
| import org.eclipse.ui.IWorkbenchCommandConstants; |
| import org.eclipse.ui.IWorkbenchSite; |
| import org.eclipse.ui.actions.ActionFactory; |
| import org.eclipse.ui.actions.ActionGroup; |
| import org.eclipse.ui.navigator.ICommonMenuConstants; |
| import org.eclipse.ui.part.Page; |
| |
| import org.eclipse.jdt.internal.ui.actions.CopyQualifiedNameAction; |
| 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; |
| |
| /** |
| * Action group that adds copy, cut, paste, and delete 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 |
| * |
| * @noextend This class is not intended to be subclassed by clients. |
| */ |
| public class CCPActionGroup extends ActionGroup { |
| |
| private final SelectionDispatchAction[] fActions; |
| |
| private final SelectionDispatchAction fDeleteAction; |
| private final SelectionDispatchAction fCopyAction; |
| private final SelectionDispatchAction fCopyQualifiedNameAction; |
| private final SelectionDispatchAction fPasteAction; |
| private final SelectionDispatchAction fCutAction; |
| private final ISelectionProvider fSelectionProvider; |
| |
| |
| /** |
| * 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 |
| * @param includeOnlyCopyActions <code>true</code> if the group only includes the copy actions, |
| * <code>false</code> to include all actions |
| * @since 3.7 |
| */ |
| public CCPActionGroup(IViewPart part, boolean includeOnlyCopyActions) { |
| this(part.getSite(), null, includeOnlyCopyActions); |
| } |
| |
| /** |
| * 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(), null, false); |
| } |
| |
| /** |
| * 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(), null, false); |
| } |
| |
| /** |
| * Creates a new <code>CCPActionGroup</code>. The group requires |
| * that the selection provided by the given selection provider is of type |
| * {@link IStructuredSelection}. |
| * |
| * @param site the site that will own the action group. |
| * @param specialSelectionProvider the selection provider used instead of the |
| * sites selection provider. |
| * |
| * @since 3.4 |
| */ |
| public CCPActionGroup(IWorkbenchSite site, ISelectionProvider specialSelectionProvider) { |
| this(site, specialSelectionProvider, false); |
| } |
| |
| /** |
| * Creates a new <code>CCPActionGroup</code>. The group requires that the selection provided by |
| * the given selection provider is of type {@link IStructuredSelection}. |
| * |
| * @param site the site that will own the action group. |
| * @param specialSelectionProvider the selection provider used instead of the sites selection |
| * provider. |
| * @param includeOnlyCopyActions <code>true</code> if the group only included the copy actions, |
| * <code>false</code> otherwise |
| * @since 3.7 |
| */ |
| private CCPActionGroup(IWorkbenchSite site, ISelectionProvider specialSelectionProvider, boolean includeOnlyCopyActions) { |
| fSelectionProvider= specialSelectionProvider == null ? site.getSelectionProvider() : specialSelectionProvider; |
| |
| fCopyAction= new CopyToClipboardAction(site); |
| fCopyAction.setActionDefinitionId(IWorkbenchCommandConstants.EDIT_COPY); |
| |
| fCopyQualifiedNameAction= new CopyQualifiedNameAction(site); |
| fCopyQualifiedNameAction.setActionDefinitionId(CopyQualifiedNameAction.ACTION_DEFINITION_ID); |
| |
| |
| if (!includeOnlyCopyActions) { |
| fPasteAction= new PasteAction(site); |
| fPasteAction.setActionDefinitionId(IWorkbenchCommandConstants.EDIT_PASTE); |
| fDeleteAction= new DeleteAction(site); |
| fDeleteAction.setActionDefinitionId(IWorkbenchCommandConstants.EDIT_DELETE); |
| fCutAction= new CutAction(site); |
| fCutAction.setActionDefinitionId(IWorkbenchCommandConstants.EDIT_CUT); |
| fActions= new SelectionDispatchAction[] { fCutAction, fCopyAction, fCopyQualifiedNameAction, fPasteAction, fDeleteAction }; |
| } else { |
| fPasteAction= null; |
| fDeleteAction= null; |
| fCutAction= null; |
| fActions= new SelectionDispatchAction[] { fCopyAction, fCopyQualifiedNameAction }; |
| } |
| |
| if (specialSelectionProvider != null) { |
| for (int i= 0; i < fActions.length; i++) { |
| fActions[i].setSpecialSelectionProvider(specialSelectionProvider); |
| } |
| } |
| |
| registerActionsAsSelectionChangeListeners(); |
| } |
| |
| private void registerActionsAsSelectionChangeListeners() { |
| ISelectionProvider provider= fSelectionProvider; |
| ISelection selection= provider.getSelection(); |
| for (int i= 0; i < fActions.length; i++) { |
| SelectionDispatchAction action= fActions[i]; |
| action.update(selection); |
| provider.addSelectionChangedListener(action); |
| } |
| } |
| |
| private void deregisterActionsAsSelectionChangeListeners() { |
| ISelectionProvider provider= fSelectionProvider; |
| 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); |
| if (fDeleteAction != null) |
| actionBars.setGlobalActionHandler(ActionFactory.DELETE.getId(), fDeleteAction); |
| actionBars.setGlobalActionHandler(ActionFactory.COPY.getId(), fCopyAction); |
| actionBars.setGlobalActionHandler(CopyQualifiedNameAction.ACTION_HANDLER_ID, fCopyQualifiedNameAction); |
| if (fCopyAction != null) |
| actionBars.setGlobalActionHandler(ActionFactory.CUT.getId(), fCutAction); |
| if (fPasteAction != null) |
| 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(ICommonMenuConstants.GROUP_EDIT, action); |
| } |
| } |
| |
| /* |
| * @see ActionGroup#dispose() |
| */ |
| public void dispose() { |
| super.dispose(); |
| deregisterActionsAsSelectionChangeListeners(); |
| } |
| |
| } |