| 1 | /******************************************************************************* |
| 2 | * Copyright (c) 2000, 2006 IBM Corporation and others. |
| 3 | * All rights reserved. This program and the accompanying materials |
| 4 | * are made available under the terms of the Eclipse Public License v1.0 |
| 5 | * which accompanies this distribution, and is available at |
| 6 | * http://www.eclipse.org/legal/epl-v10.html |
| 7 | * |
| 8 | * Contributors: |
| 9 | * IBM Corporation - initial API and implementation |
| 10 | *******************************************************************************/ |
| 11 | |
| 12 | package org.eclipse.ui.views.tasklist; |
| 13 | |
| 14 | import java.util.ArrayList; |
| 15 | import java.util.HashMap; |
| 16 | import java.util.Iterator; |
| 17 | import java.util.Map; |
| 18 | |
| 19 | import org.eclipse.core.commands.operations.IUndoableOperation; |
| 20 | import org.eclipse.core.resources.IMarker; |
| 21 | import org.eclipse.jface.viewers.ISelection; |
| 22 | import org.eclipse.jface.viewers.IStructuredSelection; |
| 23 | import org.eclipse.ui.PlatformUI; |
| 24 | import org.eclipse.ui.ide.undo.UpdateMarkersOperation; |
| 25 | |
| 26 | class MarkCompletedAction extends TaskAction { |
| 27 | |
| 28 | /** |
| 29 | * Create a MarkCompletedAction. |
| 30 | * @param tasklist |
| 31 | * @param id |
| 32 | */ |
| 33 | protected MarkCompletedAction(TaskList tasklist, String id) { |
| 34 | super(tasklist, id); |
| 35 | PlatformUI.getWorkbench().getHelpSystem().setHelp(this, |
| 36 | ITaskListHelpContextIds.MARK_COMPLETED_ACTION); |
| 37 | } |
| 38 | |
| 39 | /** |
| 40 | * Sets the completed value of the currently selected |
| 41 | * actions. |
| 42 | */ |
| 43 | public void run() { |
| 44 | ISelection selectedMarkers = getTaskList().getSelection(); |
| 45 | if (selectedMarkers instanceof IStructuredSelection) { |
| 46 | Iterator selections = ((IStructuredSelection) selectedMarkers).iterator(); |
| 47 | ArrayList markers = new ArrayList(); |
| 48 | while (selections.hasNext()) { |
| 49 | Object marker = selections.next(); |
| 50 | if (marker instanceof IMarker) { |
| 51 | markers.add(marker); |
| 52 | } |
| 53 | } |
| 54 | Map attrs = new HashMap(); |
| 55 | attrs.put(IMarker.DONE, Boolean.TRUE); |
| 56 | IUndoableOperation op = new UpdateMarkersOperation((IMarker [])markers.toArray(new IMarker [markers.size()]), |
| 57 | attrs, getText(), true); |
| 58 | execute(op, getText(), null, null); |
| 59 | |
| 60 | } |
| 61 | |
| 62 | } |
| 63 | |
| 64 | /** |
| 65 | * Returns whether this action should be enabled for the given selection. |
| 66 | * |
| 67 | * @param selection the selection |
| 68 | * @return enablement |
| 69 | */ |
| 70 | public boolean shouldEnable(IStructuredSelection selection) { |
| 71 | if (selection.isEmpty()) { |
| 72 | return false; |
| 73 | } |
| 74 | for (Iterator i = selection.iterator(); i.hasNext();) { |
| 75 | IMarker marker = (IMarker) i.next(); |
| 76 | if (!(MarkerUtil.isMarkerType(marker, IMarker.TASK) |
| 77 | && !MarkerUtil.isComplete(marker) && MarkerUtil |
| 78 | .isEditable(marker))) { |
| 79 | return false; |
| 80 | } |
| 81 | } |
| 82 | return true; |
| 83 | } |
| 84 | |
| 85 | } |