core/plugins/org.eclipse.dltk.debug.ui/src/org/eclipse/dltk/debug/ui/actions/ExitToggleAction.java

/*******************************************************************************
 * Copyright (c) 2000, 2018 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
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.dltk.debug.ui.actions;

import java.util.Iterator;

import org.eclipse.core.runtime.CoreException;
import org.eclipse.dltk.debug.core.model.IScriptBreakpoint;
import org.eclipse.dltk.debug.core.model.IScriptMethodEntryBreakpoint;
import org.eclipse.jface.viewers.IStructuredSelection;

public class ExitToggleAction extends BreakpointToggleAction {

	@Override
	protected boolean getToggleState(IScriptBreakpoint breakpoint)
			throws CoreException {
		return ((IScriptMethodEntryBreakpoint) breakpoint).breakOnExit();
	}

	@Override
	public void doAction(IScriptBreakpoint breakpoint) throws CoreException {
		((IScriptMethodEntryBreakpoint) breakpoint).setBreakOnExit(
				!((IScriptMethodEntryBreakpoint) breakpoint).breakOnExit());
	}

	@Override
	public boolean isEnabledFor(IStructuredSelection selection) {
		Iterator<?> iter = selection.iterator();
		while (iter.hasNext()) {
			Object element = iter.next();
			if (!(element instanceof IScriptMethodEntryBreakpoint)) {
				return false;
			}

		}
		return true;
	}
}