ImportAction.java

/*****************************************************************************
 * Copyright (c) 2006-2013, Cloudsmith Inc.
 * The code, documentation and other materials contained herein have been
 * licensed under the Eclipse Public License - v 1.0 by the copyright holder
 * listed above, as the Initial Contributor under such license. The text of
 * such license is available at www.eclipse.org.
 *****************************************************************************/
package org.eclipse.buckminster.ui.actions;

import org.eclipse.buckminster.ui.wizards.QueryWizard;
import org.eclipse.core.resources.IFile;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.ui.IObjectActionDelegate;
import org.eclipse.ui.IWorkbenchPart;

public class ImportAction implements IObjectActionDelegate {
	private IWorkbenchPart workbenchPart;

	private IFile fileToImport;

	public void dispose() {
	}

	@Override
	public void run(IAction action) {
		if (fileToImport != null)
			QueryWizard.openWizard(workbenchPart, new StructuredSelection(fileToImport));
	}

	@Override
	public void selectionChanged(IAction action, ISelection sel) {
		fileToImport = null;
		if (!(sel instanceof IStructuredSelection))
			return;

		IStructuredSelection selection = (IStructuredSelection) sel;
		if (selection.size() == 1) {
			Object selected = selection.getFirstElement();
			if (selected instanceof IFile)
				fileToImport = (IFile) selected;
		}
	}

	@Override
	public void setActivePart(IAction action, IWorkbenchPart targetPart) {
		workbenchPart = targetPart;
	}
}