| /******************************************************************************* |
| * Copyright (c) 2006, 2011 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.ui.callhierarchy; |
| |
| import org.eclipse.swt.SWTError; |
| import org.eclipse.swt.dnd.Clipboard; |
| import org.eclipse.swt.dnd.DND; |
| import org.eclipse.swt.dnd.TextTransfer; |
| import org.eclipse.swt.dnd.Transfer; |
| |
| import org.eclipse.jface.action.Action; |
| import org.eclipse.jface.dialogs.MessageDialog; |
| import org.eclipse.jface.viewers.ISelectionChangedListener; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jface.viewers.SelectionChangedEvent; |
| |
| import org.eclipse.ui.IViewSite; |
| import org.eclipse.ui.IWorkbenchCommandConstants; |
| |
| |
| import org.eclipse.jdt.internal.corext.callhierarchy.CallLocation; |
| |
| /** |
| * Copies the selection from the location viewer. |
| */ |
| class LocationCopyAction extends Action { |
| private final Clipboard fClipboard; |
| private final IViewSite fViewSite; |
| private final LocationViewer fLocationViewer; |
| |
| LocationCopyAction(IViewSite viewSite, Clipboard clipboard, LocationViewer locationViewer) { |
| fClipboard= clipboard; |
| fViewSite= viewSite; |
| fLocationViewer= locationViewer; |
| |
| setText(CallHierarchyMessages.LocationCopyAction_copy); |
| setActionDefinitionId(IWorkbenchCommandConstants.EDIT_COPY); |
| setEnabled(!fLocationViewer.getSelection().isEmpty()); |
| |
| locationViewer.addSelectionChangedListener(new ISelectionChangedListener() { |
| @Override |
| public void selectionChanged(SelectionChangedEvent event) { |
| setEnabled(! event.getSelection().isEmpty()); |
| } |
| }); |
| } |
| |
| @Override |
| public void run() { |
| IStructuredSelection selection= (IStructuredSelection) fLocationViewer.getSelection(); |
| StringBuilder buf= new StringBuilder(); |
| for (Object name : selection) { |
| CallLocation location= (CallLocation) name; |
| buf.append(location.getLineNumber()).append('\t').append(location.getCallText()); |
| buf.append('\n'); |
| } |
| TextTransfer plainTextTransfer = TextTransfer.getInstance(); |
| try { |
| fClipboard.setContents( |
| new String[]{ CopyCallHierarchyAction.convertLineTerminators(buf.toString()) }, |
| new Transfer[]{ plainTextTransfer }); |
| } catch (SWTError e){ |
| if (e.code != DND.ERROR_CANNOT_SET_CLIPBOARD) |
| throw e; |
| if (MessageDialog.openQuestion(fViewSite.getShell(), CallHierarchyMessages.CopyCallHierarchyAction_problem, CallHierarchyMessages.CopyCallHierarchyAction_clipboard_busy)) |
| run(); |
| } |
| } |
| } |