/*
* Copyright 2010-2011 Research In Motion Limited.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package blackberry.ui.menu.item;
import net.rim.device.api.script.ScriptableFunction;
import blackberry.core.FunctionSignature;
import blackberry.core.ScriptableFunctionBase;
/**
* Implementation of MenuItem.
*/
public class MenuItemConstructor extends ScriptableFunctionBase {
public static final String NAME = "MenuItem";
/**
* @see blackberry.core.ScriptableFunctionBase#construct(Object, Object[])
*/
public Object construct( Object thiz, Object[] args ) throws Exception {
if( args.length == 4 ) {
return new MenuItemObject( (Boolean) args[ 0 ], (Integer) args[ 1 ], (String) args[ 2 ], (ScriptableFunction) args[ 3 ] );
}
if( args.length == 3 ) {
return new MenuItemObject( (Boolean) args[ 0 ], (Integer) args[ 1 ], (String) args[ 2 ], null );
} else {
return new MenuItemObject( (Boolean) args[ 0 ], (Integer) args[ 1 ], "", null );
}
}
/**
* @see blackberry.core.FunctionSignature#getFunctionSignatures()
*/
protected FunctionSignature[] getFunctionSignatures() {
FunctionSignature fs = new FunctionSignature( 4 );
fs.addParam( Boolean.class, true );
fs.addParam( Integer.class, true );
fs.addNullableParam( String.class, false );
fs.addParam( ScriptableFunction.class, false );
return new FunctionSignature[] { fs };
}
/**
* @see blackberry.core.ScriptableFunctionBase#execute(Object, Object[])
*/
protected Object execute( Object thiz, Object[] args ) throws Exception {
// do nothing
return null;
}
}