/******************************************************************************* * Copyright (c) 2014, 2015 IBM Corporation and others. * All rights reserved. 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 * * Contributors: * IBM Corporation - initial API and implementation * Lars Vogel <Lars.Vogel@vogella.com> - Bug 445723, 445600 ******************************************************************************/ package org.eclipse.ui.internal.help; import org.eclipse.e4.ui.services.help.EHelpService; import org.eclipse.jface.action.IAction; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Menu; import org.eclipse.swt.widgets.MenuItem; public class HelpServiceImpl implements EHelpService { @Override public void displayHelp(String contextId) { if (contextId != null) { WorkbenchHelpSystem.getInstance().displayHelp(contextId); } } /** * IDE implementation delegates to {@link WorkbenchHelpSystem} */ @Override public void setHelp(Object helpTarget, String helpContextId) { if (helpTarget instanceof Control) { WorkbenchHelpSystem.getInstance().setHelp((Control) helpTarget, helpContextId); } else if (helpTarget instanceof IAction) { WorkbenchHelpSystem.getInstance().setHelp((IAction) helpTarget, helpContextId); } else if (helpTarget instanceof Menu) { WorkbenchHelpSystem.getInstance().setHelp((Menu) helpTarget, helpContextId); } else if (helpTarget instanceof MenuItem) { WorkbenchHelpSystem.getInstance().setHelp((MenuItem) helpTarget, helpContextId); } } }