| /******************************************************************************* |
| * 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.actions; |
| |
| import java.lang.reflect.InvocationTargetException; |
| import java.util.List; |
| |
| import org.eclipse.core.resources.IProject; |
| import org.eclipse.core.resources.IProjectDescription; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.OperationCanceledException; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.core.runtime.Platform; |
| import org.eclipse.jface.dialogs.ErrorDialog; |
| import org.eclipse.jface.dialogs.MessageDialog; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.osgi.util.NLS; |
| import org.eclipse.swt.widgets.Shell; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.dialogs.ProjectLocationSelectionDialog; |
| import org.eclipse.ui.internal.ide.IDEWorkbenchMessages; |
| import org.eclipse.ui.internal.ide.IIDEHelpContextIds; |
| import org.eclipse.ui.internal.progress.ProgressMonitorJobsDialog; |
| import org.eclipse.ui.plugin.AbstractUIPlugin; |
| |
| /** |
| * The CopyProjectAction is the action designed to copy projects specifically |
| * as they have different semantics from other resources. |
| * Note that this action assumes that a single project is selected and being |
| * manipulated. This should be disabled for multi select or no selection. |
| */ |
| public class CopyProjectAction extends SelectionListenerAction { |
| private static String COPY_TOOL_TIP = IDEWorkbenchMessages.CopyProjectAction_toolTip; |
| |
| private static String COPY_TITLE = IDEWorkbenchMessages.CopyProjectAction_title; |
| |
| private static String COPY_PROGRESS_TITLE = IDEWorkbenchMessages.CopyProjectAction_progressTitle; |
| |
| private static String PROBLEMS_TITLE = IDEWorkbenchMessages.CopyProjectAction_copyFailedTitle; |
| |
| /** |
| * The id of this action. |
| */ |
| public static final String ID = PlatformUI.PLUGIN_ID + ".CopyProjectAction";//$NON-NLS-1$ |
| |
| /** |
| * The shell in which to show any dialogs. |
| */ |
| protected Shell shell; |
| |
| /** |
| * Status containing the errors detected when running the operation or |
| * <code>null</code> if no errors detected. |
| */ |
| protected IStatus errorStatus; |
| |
| /** |
| * Creates a new project copy action with the default text. |
| * |
| * @param shell the shell for any dialogs |
| */ |
| public CopyProjectAction(Shell shell) { |
| this(shell, COPY_TITLE); |
| PlatformUI.getWorkbench().getHelpSystem().setHelp(this, |
| IIDEHelpContextIds.COPY_PROJECT_ACTION); |
| } |
| |
| /** |
| * Creates a new project copy action with the given text. |
| * |
| * @param shell the shell for any dialogs |
| * @param name the string used as the text for the action, |
| * or <code>null</code> if there is no text |
| */ |
| CopyProjectAction(Shell shell, String name) { |
| super(name); |
| setToolTipText(COPY_TOOL_TIP); |
| setId(CopyProjectAction.ID); |
| if (shell == null) { |
| throw new IllegalArgumentException(); |
| } |
| this.shell = shell; |
| } |
| |
| /** |
| * Create a new IProjectDescription for the copy using the name and path selected |
| * from the dialog. |
| * @return IProjectDescription |
| * @param project the source project |
| * @param projectName the name for the new project |
| * @param rootLocation the path the new project will be stored under. |
| */ |
| protected IProjectDescription createDescription(IProject project, |
| String projectName, IPath rootLocation) throws CoreException { |
| //Get a copy of the current description and modify it |
| IProjectDescription newDescription = project.getDescription(); |
| newDescription.setName(projectName); |
| |
| //If the location is the default then set the location to null |
| if (rootLocation.equals(Platform.getLocation())) |
| newDescription.setLocation(null); |
| else |
| newDescription.setLocation(rootLocation); |
| |
| return newDescription; |
| } |
| |
| /** |
| * Opens an error dialog to display the given message. |
| * <p> |
| * Note that this method must be called from UI thread. |
| * </p> |
| * |
| * @param message the message |
| */ |
| void displayError(String message) { |
| MessageDialog.openError(this.shell, getErrorsTitle(), message); |
| } |
| |
| /** |
| * Return the title of the errors dialog. |
| * @return java.lang.String |
| */ |
| protected String getErrorsTitle() { |
| return PROBLEMS_TITLE; |
| } |
| |
| /** |
| * Get the plugin used by a copy action |
| * @return AbstractUIPlugin |
| */ |
| protected org.eclipse.ui.plugin.AbstractUIPlugin getPlugin() { |
| return (AbstractUIPlugin) Platform.getPlugin(PlatformUI.PLUGIN_ID); |
| } |
| |
| /** |
| * Copies the project to the new values. |
| * |
| * @param project the project to copy |
| * @param projectName the name of the copy |
| * @param newLocation IPath |
| * @return <code>true</code> if the copy operation completed, and |
| * <code>false</code> if it was abandoned part way |
| */ |
| boolean performCopy(final IProject project, final String projectName, |
| final IPath newLocation) { |
| WorkspaceModifyOperation op = new WorkspaceModifyOperation() { |
| public void execute(IProgressMonitor monitor) { |
| |
| monitor.beginTask(COPY_PROGRESS_TITLE, 100); |
| try { |
| if (monitor.isCanceled()) |
| throw new OperationCanceledException(); |
| |
| //Get a copy of the current description and modify it |
| IProjectDescription newDescription = createDescription( |
| project, projectName, newLocation); |
| monitor.worked(50); |
| |
| project.copy(newDescription, IResource.SHALLOW |
| | IResource.FORCE, monitor); |
| |
| monitor.worked(50); |
| |
| } catch (CoreException e) { |
| recordError(e); // log error |
| } finally { |
| monitor.done(); |
| } |
| } |
| }; |
| |
| try { |
| new ProgressMonitorJobsDialog(shell).run(true, true, op); |
| } catch (InterruptedException e) { |
| return false; |
| } catch (InvocationTargetException e) { |
| displayError(NLS.bind(IDEWorkbenchMessages.CopyProjectAction_internalError, e.getTargetException().getMessage())); |
| return false; |
| } |
| |
| return true; |
| } |
| |
| /** |
| * Query for a new project name and destination using the parameters in the existing |
| * project. |
| * @return Object [] or null if the selection is cancelled |
| * @param project the project we are going to copy. |
| */ |
| protected Object[] queryDestinationParameters(IProject project) { |
| ProjectLocationSelectionDialog dialog = new ProjectLocationSelectionDialog( |
| shell, project); |
| dialog.setTitle(IDEWorkbenchMessages.CopyProjectAction_copyTitle); |
| dialog.open(); |
| return dialog.getResult(); |
| } |
| |
| /** |
| * Records the core exception to be displayed to the user |
| * once the action is finished. |
| * |
| * @param error a <code>CoreException</code> |
| */ |
| final void recordError(CoreException error) { |
| this.errorStatus = error.getStatus(); |
| } |
| |
| /** |
| * Implementation of method defined on <code>IAction</code>. |
| */ |
| public void run() { |
| |
| errorStatus = null; |
| |
| IProject project = (IProject) getSelectedResources().get(0); |
| |
| //Get the project name and location in a two element list |
| Object[] destinationPaths = queryDestinationParameters(project); |
| if (destinationPaths == null) |
| return; |
| |
| String newName = (String) destinationPaths[0]; |
| IPath newLocation = new Path((String) destinationPaths[1]); |
| |
| boolean completed = performCopy(project, newName, newLocation); |
| |
| if (!completed) // ie.- canceled |
| return; // not appropriate to show errors |
| |
| // If errors occurred, open an Error dialog |
| if (errorStatus != null) { |
| ErrorDialog.openError(this.shell, getErrorsTitle(), null, |
| errorStatus); |
| errorStatus = null; |
| } |
| } |
| |
| /** |
| * The <code>CopyResourceAction</code> implementation of this |
| * <code>SelectionListenerAction</code> method enables this action only if |
| * there is a single selection which is a project. |
| */ |
| protected boolean updateSelection(IStructuredSelection selection) { |
| if (!super.updateSelection(selection)) { |
| return false; |
| } |
| if (getSelectedNonResources().size() > 0) { |
| return false; |
| } |
| |
| // to enable this command there must be one project selected and nothing else |
| List selectedResources = getSelectedResources(); |
| if (selectedResources.size() != 1) |
| return false; |
| IResource source = (IResource) selectedResources.get(0); |
| if (source instanceof IProject && ((IProject) source).isOpen()) |
| return true; |
| return false; |
| } |
| } |