bundles/org.eclipse.ui.workbench/Eclipse UI/org/eclipse/ui/internal/NewWizardShortcutAction.java

package org.eclipse.ui.internal;

/**********************************************************************
Copyright (c) 2000, 2002 IBM Corp. and others.
All rights reserved.   This program and the accompanying materials
are made available under the terms of the Common Public License v0.5
which accompanies this distribution, and is available at
http://www.eclipse.org/legal/cpl-v05.html
 
Contributors:
**********************************************************************/
import org.eclipse.core.runtime.CoreException;
import org.eclipse.jface.action.Action;
import org.eclipse.jface.dialogs.ErrorDialog;
import org.eclipse.jface.viewers.*;
import org.eclipse.jface.wizard.WizardDialog;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.*;
import org.eclipse.ui.help.WorkbenchHelp;
import org.eclipse.ui.internal.dialogs.WorkbenchWizardElement;


/**
 *	Instances can launch arbitrary resource creation wizards
 *	that have been marked as being available as workbench shortcut
 *	items
 */
public class NewWizardShortcutAction extends Action {
	private WorkbenchWizardElement wizardElement;
	private IWorkbench workbench;
/**
 *	Create an instance of this class.  Use this constructor if you do
 *	not wish to pre-specify the selection that should be provided to
 *	launched shortcut wizards.
 *
 *	@param element WorkbenchWizardElement
 */
public NewWizardShortcutAction(IWorkbench workbench, WorkbenchWizardElement element) {
	super(element.getLabel(element));
	setToolTipText(element.getDescription());
	setImageDescriptor(element.getImageDescriptor());
	setId(IWorkbenchActionConstants.NEW);
	wizardElement = element;
	this.workbench = workbench;
}
/**
 *	This action has been invoked by the user
 *
 *	@param context Window
 */
public void run() {
	// create instance of target wizard

	INewWizard wizard;
	try {
		wizard = (INewWizard)wizardElement.createExecutableExtension();
	} catch (CoreException e) {
		ErrorDialog.openError(
			workbench.getActiveWorkbenchWindow().getShell(),
			WorkbenchMessages.getString("NewWizardShortcutAction.errorTitle"), //$NON-NLS-1$
			WorkbenchMessages.getString("NewWizardShortcutAction.errorMessage"), //$NON-NLS-1$
			e.getStatus());
		return;
	}

	ISelection selection = workbench.getActiveWorkbenchWindow().getSelectionService().getSelection();
	IStructuredSelection selectionToPass = StructuredSelection.EMPTY;
	if (selection instanceof IStructuredSelection) {
		selectionToPass = wizardElement.adaptedSelection((IStructuredSelection) selection);
	} else {
		// Build the selection from the IFile of the editor
		IWorkbenchPart part = workbench.getActiveWorkbenchWindow().getPartService().getActivePart();
		if (part instanceof IEditorPart) {
			IEditorInput input = ((IEditorPart)part).getEditorInput();
			if (input instanceof IFileEditorInput) {
				selectionToPass = new StructuredSelection(((IFileEditorInput)input).getFile());
			}
		}
	}
		
	wizard.init(workbench, selectionToPass);

	Shell parent = workbench.getActiveWorkbenchWindow().getShell();
	WizardDialog dialog = new WizardDialog(parent, wizard);
	dialog.create();
	WorkbenchHelp.setHelp(dialog.getShell(), IHelpContextIds.NEW_WIZARD_SHORTCUT);
	dialog.open();
}
}