NewSiteAction.java

/**
 * This file Copyright (c) 2005-2010 Aptana, Inc. This program is
 * dual-licensed under both the Aptana Public License and the GNU General
 * Public license. You may elect to use one or the other of these licenses.
 * 
 * This program is distributed in the hope that it will be useful, but
 * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
 * NONINFRINGEMENT. Redistribution, except as permitted by whichever of
 * the GPL or APL you select, is prohibited.
 *
 * 1. For the GPL license (GPL), you can redistribute and/or modify this
 * program under the terms of the GNU General Public License,
 * Version 3, as published by the Free Software Foundation.  You should
 * have received a copy of the GNU General Public License, Version 3 along
 * with this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 * 
 * Aptana provides a special exception to allow redistribution of this file
 * with certain other free and open source software ("FOSS") code and certain additional terms
 * pursuant to Section 7 of the GPL. You may view the exception and these
 * terms on the web at http://www.aptana.com/legal/gpl/.
 * 
 * 2. For the Aptana Public License (APL), this program and the
 * accompanying materials are made available under the terms of the APL
 * v1.0 which accompanies this distribution, and is available at
 * http://www.aptana.com/legal/apl/.
 * 
 * You may view the GPL, Aptana's exception and additional terms, and the
 * APL in the file titled license.html at the root of the corresponding
 * plugin containing this source file.
 * 
 * Any modifications to this file must keep this entire header intact.
 */
package com.aptana.ide.syncing.ui.actions;

import org.eclipse.core.resources.IContainer;
import org.eclipse.core.resources.IResource;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.IObjectActionDelegate;
import org.eclipse.ui.IWorkbenchPart;

import com.aptana.ide.syncing.ui.dialogs.SiteConnectionsEditorDialog;

/**
 * @author Michael Xia (mxia@aptana.com)
 */
public class NewSiteAction implements IObjectActionDelegate {

    private IWorkbenchPart fActivePart;
    private ISelection fSelection;

    public NewSiteAction() {
    }

    public void setActivePart(IAction action, IWorkbenchPart targetPart) {
        fActivePart = targetPart;
    }

    public void run(IAction action) {
        if (fSelection.isEmpty() || !(fSelection instanceof IStructuredSelection)) {
            return;
        }
        Object element = ((IStructuredSelection) fSelection).getFirstElement();
        
        IAdaptable source = null;
        if (element instanceof IAdaptable) {
            source = (IAdaptable) element;
        }
        SiteConnectionsEditorDialog dlg = new SiteConnectionsEditorDialog(fActivePart.getSite().getShell());
        dlg.setCreateNew(Messages.NewSiteAction_LBL_New, source, null);
        dlg.open();
    }

    public void selectionChanged(IAction action, ISelection selection) {
    	action.setEnabled(true);
		fSelection = selection;

    	if (!selection.isEmpty() && selection instanceof IStructuredSelection) {
			Object element = ((IStructuredSelection) selection).getFirstElement();
			IResource resource = null;
			if (element instanceof IResource) {
				resource = (IResource) element;
			} else if (element instanceof IAdaptable) {
				resource = (IResource) ((IAdaptable) element).getAdapter(IResource.class);
			}
			if (resource != null && !(resource instanceof IContainer)) {
				action.setEnabled(false);
			}
		}
    }
}