| /******************************************************************************* |
| * Copyright (c) 2000, 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.actions; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.swt.widgets.Tree; |
| import org.eclipse.swt.widgets.TreeItem; |
| |
| import org.eclipse.core.runtime.Assert; |
| |
| import org.eclipse.jface.action.Action; |
| import org.eclipse.jface.viewers.StructuredViewer; |
| import org.eclipse.jface.viewers.TableViewer; |
| import org.eclipse.jface.viewers.TreeViewer; |
| |
| import org.eclipse.ui.PlatformUI; |
| |
| import org.eclipse.jdt.internal.ui.IJavaHelpContextIds; |
| |
| /** |
| * This action selects all entries currently showing in view. |
| */ |
| public class SelectAllAction extends Action { |
| |
| private StructuredViewer fViewer; |
| |
| /** |
| * Creates the action for a TreeViewer |
| * |
| * @param viewer the tree viewer |
| */ |
| public SelectAllAction(TreeViewer viewer) { |
| this((StructuredViewer) viewer); |
| } |
| |
| /** |
| * Creates the action for a TableViewer |
| * |
| * @param viewer the table viewer |
| */ |
| public SelectAllAction(TableViewer viewer) { |
| this((StructuredViewer) viewer); |
| } |
| |
| private SelectAllAction(StructuredViewer viewer) { |
| super("selectAll"); //$NON-NLS-1$ |
| setText(ActionMessages.SelectAllAction_label); |
| setToolTipText(ActionMessages.SelectAllAction_tooltip); |
| PlatformUI.getWorkbench().getHelpSystem().setHelp(this, IJavaHelpContextIds.SELECT_ALL_ACTION); |
| Assert.isNotNull(viewer); |
| fViewer= viewer; |
| } |
| |
| private void collectExpandedAndVisible(TreeItem[] items, List<TreeItem> result) { |
| for (TreeItem item : items) { |
| if (item.getData() != null) { |
| result.add(item); |
| if (item.getExpanded()) { |
| collectExpandedAndVisible(item.getItems(), result); |
| } |
| } |
| } |
| } |
| |
| /** |
| * Selects all resources in the view. |
| */ |
| @Override |
| public void run() { |
| if (fViewer instanceof TreeViewer) { |
| ArrayList<TreeItem> allVisible= new ArrayList<>(); |
| Tree tree= ((TreeViewer) fViewer).getTree(); |
| collectExpandedAndVisible(tree.getItems(), allVisible); |
| tree.setSelection(allVisible.toArray(new TreeItem[allVisible.size()])); |
| fViewer.setSelection(fViewer.getSelection()); |
| } else if (fViewer instanceof TableViewer) { |
| ((TableViewer) fViewer).getTable().selectAll(); |
| // force viewer selection change |
| fViewer.setSelection(fViewer.getSelection()); |
| } |
| } |
| } |