import org.eclipse.ui.help.IWorkbenchHelpSystem; //导入依赖的package包/类
/**
 * Opens the internal help in the Studio's internal browser.
 * 
 * @param url
 * @return A boolean value indicating a successful operations or not.
 */
public static boolean openHelpInBrowser(String url)
{
	IWorkbench workbench = PlatformUI.getWorkbench();
	if (workbench != null)
	{
		IWorkbenchHelpSystem helpSystem = workbench.getHelpSystem();
		URL resolvedURL = helpSystem.resolve(url, true);
		if (resolvedURL != null)
		{
			return openInBroswer(resolvedURL, true, IWorkbenchBrowserSupport.AS_EDITOR
					| IWorkbenchBrowserSupport.STATUS);
		}
		else
		{
			IdeLog.logError(UIPlugin.getDefault(), "Unable to resolve the Help URL for " + url); //$NON-NLS-1$
			return false;
		}
	}
	return false;
}
 

import org.eclipse.ui.help.IWorkbenchHelpSystem; //导入依赖的package包/类
@Override
public void createPageControls(Composite pageContainer) {
    super.createPageControls(pageContainer);

    IWorkbenchHelpSystem helpSystem = workbench.getHelpSystem();
    helpSystem.setHelp(pageRepo.getControl(), HELP.NEW_WIZARD);
    helpSystem.setHelp(pageDb.getControl(), HELP.NEW_WIZARD_INIT);
}
 

import org.eclipse.ui.help.IWorkbenchHelpSystem; //导入依赖的package包/类
@Override
public void run() {
	final IWorkbenchHelpSystem helpSystem = PlatformUI.getWorkbench()
			.getHelpSystem();
	helpSystem.displayHelp("org.yakindu.sct.ui.editor.stext_keyword");
}
 

import org.eclipse.ui.help.IWorkbenchHelpSystem; //导入依赖的package包/类
protected void setHelpContext(Control control, String helpId) {
	IWorkbenchHelpSystem helpSystem = PlatformUI.getWorkbench().getHelpSystem();
	helpSystem.setHelp(control, helpId);
}
 

import org.eclipse.ui.help.IWorkbenchHelpSystem; //导入依赖的package包/类
@Override
protected void createGraphicalViewer(Composite parent) {
	super.createGraphicalViewer(parent);
	IWorkbenchHelpSystem helpSystem = PlatformUI.getWorkbench().getHelpSystem();
	helpSystem.setHelp(getGraphicalViewer().getControl(), HelpContextIds.SC_EDITOR_GRAPHICAL_VIEWER);
}
 

import org.eclipse.ui.help.IWorkbenchHelpSystem; //导入依赖的package包/类
/**
 * Return the help system for this workbench.
 * 
 * @return the help system
 * @since 3.1
 */
public IWorkbenchHelpSystem getHelpSystem();