/*******************************************************************************
* This program and the accompanying materials
* are made available under the terms of the Common Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/cpl-v10.html
*
* Contributors:
* Peter Smith
*******************************************************************************/
package org.boris.xlloop.menu;
import org.boris.xlloop.IBuiltinFunctions;
import org.boris.xlloop.IFunctionContext;
import org.boris.xlloop.IFunctionHandler;
import org.boris.xlloop.RequestException;
import org.boris.xlloop.xloper.XLString;
import org.boris.xlloop.xloper.XLoper;
public class MenuHandler implements IFunctionHandler, IBuiltinFunctions
{
private IMenuProvider provider;
public MenuHandler(IMenuProvider provider) {
this.provider = provider;
}
public XLoper execute(IFunctionContext context, String name, XLoper[] args) throws RequestException {
if (EXEC_COMMAND.equals(name)) {
String item = null;
String submenu = null;
return provider.execute(item, submenu).toXLoper();
} else if (GET_MENU.equals(name)) {
return MenuCodec.toXLoper(provider.getMenu());
}
return new XLString("#Unknown function: " + name);
}
public boolean hasFunction(String name) {
return EXEC_COMMAND.equals(name) || GET_MENU.equals(name);
}
}