| /******************************************************************************* |
| * Copyright (c) 2000, 2003 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Common Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/cpl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ui.actions; |
| |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.runtime.IAdaptable; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.swt.widgets.Shell; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.help.WorkbenchHelp; |
| import org.eclipse.ui.internal.IHelpContextIds; |
| import org.eclipse.ui.internal.WorkbenchMessages; |
| import org.eclipse.ui.internal.misc.Assert; |
| import org.eclipse.ui.views.markers.internal.DialogTaskProperties; |
| |
| /** |
| * Standard action for adding a task to the currently selected file |
| * resource(s). |
| * <p> |
| * This class may be instantiated; it is not intended to be subclassed. |
| * </p> |
| * @since 2.1 |
| */ |
| public class AddTaskAction extends SelectionListenerAction { |
| /** |
| * The id of this action. |
| */ |
| public static final String ID = PlatformUI.PLUGIN_ID + ".AddTaskAction";//$NON-NLS-1$ |
| /** |
| * The shell in which to show any dialogs. |
| */ |
| private Shell shell; |
| |
| /** |
| * Creates a new instance of the receiver. |
| * |
| * @param shell shell to use to show any dialogs |
| */ |
| public AddTaskAction(Shell shell) { |
| super(WorkbenchMessages.getString("AddTaskLabel")); //$NON-NLS-1$ |
| setId(ID); |
| this.shell = shell; |
| Assert.isNotNull(shell); |
| setToolTipText(WorkbenchMessages.getString("AddTaskToolTip")); //$NON-NLS-1$ |
| WorkbenchHelp.setHelp(this, IHelpContextIds.ADD_TASK_ACTION); |
| } |
| private IResource getElement(IStructuredSelection selection) { |
| if (selection.size() != 1) |
| return null; |
| |
| Object element = selection.getFirstElement(); |
| IResource resource = null; |
| if (element instanceof IResource) |
| resource = (IResource) element; |
| if (element instanceof IAdaptable) |
| resource = (IResource) ((IAdaptable) element).getAdapter(IResource.class); |
| |
| if (resource != null && resource instanceof IProject) { |
| IProject project = (IProject) resource; |
| if (project.isOpen() == false) |
| resource = null; |
| } |
| return resource; |
| } |
| /* (non-Javadoc) |
| * Method declared on IAction. |
| */ |
| public void run() { |
| IResource resource = getElement(getStructuredSelection()); |
| if (resource != null) { |
| DialogTaskProperties dialog= new DialogTaskProperties(shell); |
| dialog.setResource(resource); |
| dialog.open(); |
| } |
| } |
| |
| /** |
| * The <code>AddTaskAction</code> implementation of this |
| * <code>SelectionListenerAction</code> method enables the action only |
| * if the selection contains a single resource and the resource is |
| * not a closed project. |
| * |
| * @param selection the selection to update the enabled state for |
| */ |
| protected boolean updateSelection(IStructuredSelection selection) { |
| return super.updateSelection(selection) && getElement(selection) != null; |
| } |
| } |