/*******************************************************************************
* Copyright (c) 2007 Exadel, Inc. and Red Hat, Inc.
* Distributed under license by Red Hat, Inc. All rights reserved.
* This program is 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:
* Exadel, Inc. and Red Hat, Inc. - initial API and implementation
******************************************************************************/
package org.jboss.tools.common.model.filesystems.impl;
import java.text.MessageFormat;
import org.jboss.tools.common.meta.action.impl.handlers.DefaultRemoveHandler;
import org.jboss.tools.common.model.*;
import org.jboss.tools.common.model.util.*;
import org.jboss.tools.common.model.loaders.*;
import org.jboss.tools.common.model.plugin.ModelMessages;
public class UnmountFileSystemHandler extends DefaultRemoveHandler {
public UnmountFileSystemHandler() {}
public void executeHandler(XModelObject object, java.util.Properties p) throws XModelException {
if(!isEnabled(object)) return;
if(!handleModified(object)) return;
XModelObject parent = object.getParent();
object.removeFromParent();
object.getModel().getUndoManager().addUndoable(new UnmountFileSystemUndo(object));
parent.setModified(true);
if(parent instanceof FileSystemsImpl) {
((FileSystemsImpl)parent).updateOverlapped();
}
MountFileSystemHandler.updateClassPath(object);
}
public boolean isEnabled(XModelObject object) {
// We do not need this action in Eclipse
return false;
// return (object != null && object.isActive());
}
public boolean getSignificantFlag(XModelObject object) {
return object != null && !object.isModified();
}
private boolean handleModified(XModelObject object) {
if(!object.isModified()) return true;
ServiceDialog d = object.getModel().getService();
String mes = MessageFormat.format(
"File system {0} was modified.\nDo you want to save changes?",
object.get(XModelObjectConstants.XML_ATTR_NAME));
int i = d.showDialog(action.getDisplayName(), mes, new String[]{ModelMessages.Yes, ModelMessages.No, ModelMessages.Cancel}, null, ServiceDialog.QUESTION);
if(i == 1) return true;
if(i != 0) return false;
XObjectLoader loader = XModelObjectLoaderUtil.getObjectLoader(object);
return (loader == null || loader.save(object));
}
}