org.eclipse.ptp.internal.ui.actions.RemoveElementAction.java Source code

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Here is the source code for org.eclipse.ptp.internal.ui.actions.RemoveElementAction.java

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/*******************************************************************************
 * Copyright (c) 2005 The Regents of the University of California. 
 * This material was produced under U.S. Government contract W-7405-ENG-36 
 * for Los Alamos National Laboratory, which is operated by the University 
 * of California for the U.S. Department of Energy. The U.S. Government has 
 * rights to use, reproduce, and distribute this software. NEITHER THE 
 * GOVERNMENT NOR THE UNIVERSITY MAKES ANY WARRANTY, EXPRESS OR IMPLIED, OR 
 * ASSUMES ANY LIABILITY FOR THE USE OF THIS SOFTWARE. If software is modified 
 * to produce derivative works, such modified software should be clearly marked, 
 * so as not to confuse it with the version available from LANL.
 * 
 * Additionally, 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
 * 
 * LA-CC 04-115
 *******************************************************************************/
package org.eclipse.ptp.internal.ui.actions;

import java.util.BitSet;

import org.eclipse.jface.action.ActionContributionItem;
import org.eclipse.jface.action.IContributionItem;
import org.eclipse.jface.action.IToolBarManager;
import org.eclipse.osgi.util.NLS;
import org.eclipse.ptp.internal.ui.ParallelImages;
import org.eclipse.ptp.internal.ui.UIUtils;
import org.eclipse.ptp.internal.ui.messages.Messages;
import org.eclipse.ptp.internal.ui.model.IElementHandler;
import org.eclipse.ptp.internal.ui.model.IElementSet;
import org.eclipse.ptp.internal.ui.views.AbstractParallelElementView;

/**
 * @author clement chu
 * 
 */
public class RemoveElementAction extends ParallelAction {
    public static final String name = Messages.RemoveElementAction_0;

    /**
     * Constructor
     * 
     * @param view
     */
    public RemoveElementAction(AbstractParallelElementView view) {
        super(name, view);
        setImageDescriptor(ParallelImages.ID_ICON_DELETEELEMENT_NORMAL);
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.ptp.ui.actions.ParallelAction#run(java.util.BitSet)
     */
    @Override
    public void run(BitSet elements) {
        if (validation(elements)) {
            IElementSet set = view.getCurrentSet();
            if (set.size() == elements.cardinality()) {
                callDeleteGroupAction();
            } else {
                IElementHandler setManager = view.getCurrentElementHandler();
                if (setManager == null) {
                    return;
                }

                if (UIUtils.showQuestionDialog(Messages.RemoveElementAction_1,
                        NLS.bind(Messages.RemoveElementAction_2, elements.cardinality()))) {
                    view.getUIManager().removeFromSet(elements, set.getID(), setManager);
                    view.selectSet(setManager.getSet(set.getID()));
                    view.updateTitle();
                    view.refresh(false);
                }
            }
        }
    }

    /**
     * Call delete group action
     * 
     */
    private void callDeleteGroupAction() {
        IToolBarManager manager = view.getViewSite().getActionBars().getToolBarManager();
        IContributionItem item = manager.find(DeleteSetAction.name);
        if (item != null && item instanceof ActionContributionItem) {
            ((ActionContributionItem) item).getAction().run();
        }
    }
}