org.eclipse.jdt.debug.ui/ui/org/eclipse/jdt/internal/debug/ui/actions/StepIntoEditorSelectionHandler.java

/*******************************************************************************
 * Copyright (c) 2013, 2015 IBM Corporation and others.
 *
 * This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.jdt.internal.debug.ui.actions;

import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.debug.core.IDebugEventSetListener;
import org.eclipse.jface.text.ITextSelection;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.ui.IEditorPart;
import org.eclipse.ui.handlers.HandlerUtil;

/**
 * Default handler for Step Into Editor Selection action
 *
 * @since 3.6.200
 */
public class StepIntoEditorSelectionHandler extends AbstractHandler {

	IDebugEventSetListener listener = null;

	/* (non-Javadoc)
	 * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
	 */
	@Override
	public Object execute(ExecutionEvent event) throws ExecutionException {
		IEditorPart editor = HandlerUtil.getActiveEditor(event);
		if(editor != null) {
			ISelection selection = editor.getEditorSite().getSelectionProvider().getSelection();
			if(selection instanceof ITextSelection) {
				StepIntoSelectionUtils.stepIntoSelection((ITextSelection) selection);
			}
		}
		return null;
	}
}