001    // GraphLab Project: http://graphlab.sharif.edu
002    // Copyright (C) 2008 Mathematical Science Department of Sharif University of Technology
003    // Distributed under the terms of the GNU General Public License (GPL): http://www.gnu.org/licenses/
004    
005    package graphlab.ui.extension;
006    
007    import graphlab.platform.core.BlackBoard;
008    import graphlab.platform.extension.BasicExtension;
009    
010    public interface UIActionExtension extends BasicExtension {
011        public void actionPerformed(BlackBoard blackBoard);
012    }