/*
* ====================================================================
*
* The ObjectStyle Group Software License, Version 1.0
*
* Copyright (c) 2006 The ObjectStyle Group and individual authors of the
* software. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* 3. The end-user documentation included with the redistribution, if any, must
* include the following acknowlegement: "This product includes software
* developed by the ObjectStyle Group (http://objectstyle.org/)." Alternately,
* this acknowlegement may appear in the software itself, if and wherever such
* third-party acknowlegements normally appear.
*
* 4. The names "ObjectStyle Group" and "Cayenne" must not be used to endorse or
* promote products derived from this software without prior written permission.
* For written permission, please contact andrus@objectstyle.org.
*
* 5. Products derived from this software may not be called "ObjectStyle" nor
* may "ObjectStyle" appear in their names without prior written permission of
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*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* OBJECTSTYLE GROUP OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
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* ====================================================================
*
* This software consists of voluntary contributions made by many individuals on
* behalf of the ObjectStyle Group. For more information on the ObjectStyle
* Group, please see <http://objectstyle.org/>.
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*/
package org.objectstyle.wolips.eomodeler.utils;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.util.Collection;
import java.util.HashSet;
import java.util.Set;
import org.eclipse.jface.viewers.TableViewer;
public class TableRefreshPropertyListener implements PropertyChangeListener {
private SelectionThrottle _throttle;
private TableViewer _tableViewer;
public TableRefreshPropertyListener(String name, TableViewer tableViewer) {
_tableViewer = tableViewer;
_throttle = new SelectionThrottle(name, new SelectionThrottle.TableViewerSelectionHandler(tableViewer));
}
public void start() {
_throttle.start();
}
public void stop() {
_throttle.stop();
}
public void propertyChange(PropertyChangeEvent event) {
Object source = event.getSource();
Object oldValue = event.getOldValue();
Object newValue = event.getNewValue();
if (oldValue instanceof Collection && newValue instanceof Collection) {
Set newSet = new HashSet((Collection) newValue);
newSet.removeAll((Collection) oldValue);
_tableViewer.add(newSet.toArray());
Set oldSet = new HashSet((Collection) oldValue);
oldSet.removeAll((Collection) newValue);
_tableViewer.remove(oldSet.toArray());
_throttle.objectsAdded(newSet);
_throttle.objectsRemoved(oldSet);
TableUtils.packTableColumns(_tableViewer);
} else {
//System.out.println("TableRefreshPropertyListener.propertyChange: refresh all " + oldValue + ", " + newValue);
_tableViewer.refresh(source, true);
}
// myTableViewer.refresh(false);
}
}