core/plugins/org.eclipse.dltk.ui/src/org/eclipse/dltk/internal/ui/callhierarchy/SelectWorkingSetAction.java

/*******************************************************************************
 * Copyright (c) 2000, 2017 IBM Corporation and others.
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Public License v. 2.0 which is available at
 * http://www.eclipse.org/legal/epl-2.0.
 * 
 * SPDX-License-Identifier: EPL-2.0
 *
 *******************************************************************************/
package org.eclipse.dltk.internal.ui.callhierarchy;

import org.eclipse.dltk.core.DLTKCore;
import org.eclipse.dltk.core.ModelException;
import org.eclipse.dltk.internal.ui.search.DLTKSearchScopeFactory;
import org.eclipse.dltk.ui.DLTKUIPlugin;
import org.eclipse.dltk.ui.util.ExceptionHandler;
import org.eclipse.jface.action.Action;
import org.eclipse.ui.IWorkingSet;


class SelectWorkingSetAction extends Action {
	private final SearchScopeActionGroup fGroup;

	public SelectWorkingSetAction(SearchScopeActionGroup group) {
		super(CallHierarchyMessages.SearchScopeActionGroup_workingset_select_text);
		this.fGroup = group;
		setToolTipText(CallHierarchyMessages.SearchScopeActionGroup_workingset_select_tooltip);
//		PlatformUI.getWorkbench().getHelpSystem().setHelp(this, IJavaHelpContextIds.CALL_HIERARCHY_SEARCH_SCOPE_ACTION);
		if (DLTKCore.DEBUG) {
			System.err.println("Add help support here..."); //$NON-NLS-1$
		}
	}
	@Override
	public void run() {
		try {
			IWorkingSet[] workingSets;
			workingSets = DLTKSearchScopeFactory.getInstance().queryWorkingSets();
			if (workingSets != null) {
				this.fGroup.setActiveWorkingSets(workingSets);
				SearchUtil.updateLRUWorkingSets(workingSets);
			} else {
				this.fGroup.setActiveWorkingSets(null);
			}
		} catch (ModelException e) {
			ExceptionHandler.handle(e, DLTKUIPlugin.getActiveWorkbenchShell(),
					CallHierarchyMessages.SelectWorkingSetAction_error_title,
					CallHierarchyMessages.SelectWorkingSetAction_error_message);
		}
	}
}