/*******************************************************************************
* Copyright (c) 2001, 2009 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
* Jens Lukowski/Innoopract - initial renaming/restructuring
*
*******************************************************************************/
package org.eclipse.wst.xml.ui.internal.actions;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.Path;
import org.eclipse.jface.action.Action;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.wst.sse.core.internal.provisional.IStructuredModel;
public abstract class NodeAction extends Action {
public String getSortKey() {
return null;
}
/**
* Checks that the resource backing the model is writeable utilizing <code>validateEdit</code>
* on a given <tt>IWorkspace</tt>.
*
* @param model the model to be checked
* @param context the shell context for which <code>validateEdit</code> will be run
* @return boolean result of checking <code>validateEdit</code>. If the resource is unwriteable, <code>status.isOK()</code>
* will return true; otherwise, false.
*/
protected final boolean validateEdit(IStructuredModel model, Shell context) {
if (model != null && model.getBaseLocation() != null) {
IFile file = ResourcesPlugin.getWorkspace().getRoot().getFile(new Path(model.getBaseLocation()));
return !file.isAccessible() || ResourcesPlugin.getWorkspace().validateEdit(new IFile[] {file}, context).isOK();
}
return false; //$NON-NLS-1$
}
public abstract String getUndoDescription();
}