| /******************************************************************************* |
| * Copyright (c) 2000, 2016 IBM Corporation and others. |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0. |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| *******************************************************************************/ |
| package org.eclipse.dltk.ui.infoviews; |
| |
| import org.eclipse.dltk.ui.actions.SelectionDispatchAction; |
| import org.eclipse.jface.dialogs.MessageDialog; |
| import org.eclipse.jface.text.ITextSelection; |
| 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.ui.ISharedImages; |
| import org.eclipse.ui.IWorkbenchSite; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.texteditor.IAbstractTextEditorHelpContextIds; |
| |
| |
| class CopyToClipboardAction extends SelectionDispatchAction{ |
| |
| private final static int MAX_REPEAT_COUNT= 10; |
| |
| private Clipboard fClipboard; |
| |
| public CopyToClipboardAction(IWorkbenchSite site) { |
| super(site); |
| |
| setText(InfoViewMessages.CopyAction_label); |
| setToolTipText(InfoViewMessages.CopyAction_tooltip); |
| setDescription(InfoViewMessages.CopyAction_description); |
| |
| ISharedImages workbenchImages= PlatformUI.getWorkbench().getSharedImages(); |
| setDisabledImageDescriptor(workbenchImages.getImageDescriptor(ISharedImages.IMG_TOOL_COPY_DISABLED)); |
| setImageDescriptor(workbenchImages.getImageDescriptor(ISharedImages.IMG_TOOL_COPY)); |
| setHoverImageDescriptor(workbenchImages.getImageDescriptor(ISharedImages.IMG_TOOL_COPY)); |
| |
| PlatformUI.getWorkbench().getHelpSystem().setHelp(this, IAbstractTextEditorHelpContextIds.COPY_ACTION); |
| |
| update(getSelection()); |
| } |
| |
| @Override |
| public void selectionChanged(ITextSelection selection) { |
| setEnabled(selection != null && selection.getLength() > 0); |
| } |
| |
| @Override |
| public void run(ITextSelection selection) { |
| fClipboard= new Clipboard(getShell().getDisplay()); |
| try { |
| copyToClipboard(selection, 0); |
| } finally { |
| fClipboard.dispose(); |
| } |
| } |
| |
| private void copyToClipboard(ITextSelection selection, int repeatCount) { |
| try{ |
| fClipboard.setContents(new String[] { selection.getText() }, new Transfer[] { TextTransfer.getInstance() }); |
| } catch (SWTError e) { |
| if (e.code != DND.ERROR_CANNOT_SET_CLIPBOARD || repeatCount >= MAX_REPEAT_COUNT) |
| throw e; |
| |
| if (MessageDialog.openQuestion(getShell(), InfoViewMessages.CopyToClipboard_error_title, InfoViewMessages.CopyToClipboard_error_message)) |
| copyToClipboard(selection, repeatCount + 1); |
| } |
| } |
| } |