| /******************************************************************************* |
| * Copyright (c) 2000, 2005 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.ui.views.tasklist; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.core.resources.IMarker; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.jface.dialogs.ErrorDialog; |
| import org.eclipse.jface.dialogs.MessageDialog; |
| import org.eclipse.osgi.util.NLS; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.internal.views.tasklist.TaskListMessages; |
| |
| /** |
| * This action deletes all the tasks found in the registry that |
| * are marked as completed. |
| */ |
| class PurgeCompletedAction extends TaskAction { |
| |
| /** |
| * Creates the action. |
| * |
| * @param tasklist the task list |
| * @param id the id |
| */ |
| public PurgeCompletedAction(TaskList tasklist, String id) { |
| super(tasklist, id); |
| PlatformUI.getWorkbench().getHelpSystem().setHelp(this, |
| ITaskListHelpContextIds.PURGE_COMPLETED_TASK_ACTION); |
| } |
| |
| /** |
| * Fetches all the completed tasks in the workspace and deletes them. |
| */ |
| public void run() { |
| try { |
| IResource resource = getTaskList().getResource(); |
| int depth = getTaskList().getResourceDepth(); |
| IMarker[] tasks = resource.findMarkers(IMarker.TASK, true, depth); |
| final List completed = new ArrayList(); |
| for (int i = 0; i < tasks.length; i++) { |
| IMarker task = tasks[i]; |
| if (MarkerUtil.isComplete(task) && !MarkerUtil.isReadOnly(task)) { |
| completed.add(task); |
| } |
| } |
| // Check if there is anything to do |
| if (completed.size() == 0) { |
| MessageDialog.openInformation(getShell(), TaskListMessages.PurgeCompleted_title, |
| TaskListMessages.PurgeCompleted_noneCompleted); |
| return; |
| } |
| |
| // Verify. |
| if (!MessageDialog.openConfirm(getShell(), TaskListMessages.PurgeCompleted_title, |
| NLS.bind(TaskListMessages.PurgeCompleted_permanent,String.valueOf(completed.size())))) { |
| return; |
| } |
| |
| IMarker[] toDelete = new IMarker[completed.size()]; |
| completed.toArray(toDelete); |
| getTaskList().getWorkspace().deleteMarkers(toDelete); |
| } catch (CoreException e) { |
| ErrorDialog |
| .openError( |
| getShell(), |
| TaskListMessages.PurgeCompleted_errorMessage, null, e.getStatus()); |
| } |
| } |
| } |