| /******************************************************************************* |
| * 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.internal.dialogs; |
| |
| import java.util.StringTokenizer; |
| |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.jface.wizard.IWizard; |
| import org.eclipse.jface.wizard.Wizard; |
| import org.eclipse.ui.IWorkbench; |
| import org.eclipse.ui.internal.IWorkbenchGraphicConstants; |
| import org.eclipse.ui.internal.WorkbenchImages; |
| import org.eclipse.ui.internal.WorkbenchMessages; |
| import org.eclipse.ui.internal.WorkbenchPlugin; |
| import org.eclipse.ui.wizards.IWizardCategory; |
| import org.eclipse.ui.wizards.IWizardDescriptor; |
| |
| /** |
| * The new wizard is responsible for allowing the user to choose which new |
| * (nested) wizard to run. The set of available new wizards comes from the new |
| * extension point. |
| */ |
| public class NewWizard extends Wizard { |
| private static final String CATEGORY_SEPARATOR = "/"; //$NON-NLS-1$ |
| |
| private String categoryId = null; |
| |
| private NewWizardSelectionPage mainPage; |
| |
| private boolean projectsOnly = false; |
| |
| private IStructuredSelection selection; |
| |
| private IWorkbench workbench; |
| |
| /** |
| * Create the wizard pages |
| */ |
| public void addPages() { |
| IWizardCategory root = WorkbenchPlugin.getDefault().getNewWizardRegistry().getRootCategory(); |
| IWizardDescriptor [] primary = WorkbenchPlugin.getDefault().getNewWizardRegistry().getPrimaryWizards(); |
| |
| if (categoryId != null) { |
| IWizardCategory categories = root; |
| StringTokenizer familyTokenizer = new StringTokenizer(categoryId, |
| CATEGORY_SEPARATOR); |
| while (familyTokenizer.hasMoreElements()) { |
| categories = getChildWithID(categories, familyTokenizer |
| .nextToken()); |
| if (categories == null) { |
| break; |
| } |
| } |
| if (categories != null) { |
| root = categories; |
| } |
| } |
| |
| mainPage = new NewWizardSelectionPage(workbench, selection, root, |
| primary, projectsOnly); |
| addPage(mainPage); |
| } |
| |
| /** |
| * Returns the id of the category of wizards to show or <code>null</code> |
| * to show all categories. If no entries can be found with this id then all |
| * categories are shown. |
| * |
| * @return String or <code>null</code>. |
| */ |
| public String getCategoryId() { |
| return categoryId; |
| } |
| |
| /** |
| * Returns the child collection element for the given id |
| */ |
| private IWizardCategory getChildWithID( |
| IWizardCategory parent, String id) { |
| IWizardCategory [] children = parent.getCategories(); |
| for (int i = 0; i < children.length; ++i) { |
| IWizardCategory currentChild = children[i]; |
| if (currentChild.getId().equals(id)) { |
| return currentChild; |
| } |
| } |
| return null; |
| } |
| |
| /** |
| * Lazily create the wizards pages |
| * @param aWorkbench the workbench |
| * @param currentSelection the current selection |
| */ |
| public void init(IWorkbench aWorkbench, |
| IStructuredSelection currentSelection) { |
| this.workbench = aWorkbench; |
| this.selection = currentSelection; |
| |
| if (projectsOnly) { |
| setWindowTitle(WorkbenchMessages.NewProject_title); |
| } else { |
| setWindowTitle(WorkbenchMessages.NewWizard_title); |
| } |
| setDefaultPageImageDescriptor(WorkbenchImages |
| .getImageDescriptor(IWorkbenchGraphicConstants.IMG_WIZBAN_NEW_WIZ)); |
| setNeedsProgressMonitor(true); |
| } |
| |
| /** |
| * The user has pressed Finish. Instruct self's pages to finish, and answer |
| * a boolean indicating success. |
| * |
| * @return boolean |
| */ |
| public boolean performFinish() { |
| //save our selection state |
| mainPage.saveWidgetValues(); |
| // if we're finishing from the main page then perform finish on the selected wizard. |
| if (getContainer().getCurrentPage() == mainPage) { |
| if (mainPage.canFinishEarly()) { |
| IWizard wizard = mainPage.getSelectedNode().getWizard(); |
| wizard.setContainer(getContainer()); |
| return wizard.performFinish(); |
| } |
| } |
| return true; |
| } |
| |
| /** |
| * Sets the id of the category of wizards to show or <code>null</code> to |
| * show all categories. If no entries can be found with this id then all |
| * categories are shown. |
| * |
| * @param id may be <code>null</code>. |
| */ |
| public void setCategoryId(String id) { |
| categoryId = id; |
| } |
| |
| /** |
| * Sets the projects only flag. If <code>true</code> only projects will |
| * be shown in this wizard. |
| * @param b if only projects should be shown |
| */ |
| public void setProjectsOnly(boolean b) { |
| projectsOnly = b; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jface.wizard.IWizard#canFinish() |
| */ |
| public boolean canFinish() { |
| // we can finish if the first page is current and the the page can finish early. |
| if (getContainer().getCurrentPage() == mainPage) { |
| if (mainPage.canFinishEarly()) { |
| return true; |
| } |
| } |
| return super.canFinish(); |
| } |
| } |