/*
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 flex2.compiler.as3.binding;
import java.io.PrintWriter;
import macromedia.asc.parser.CallExpressionNode;
import macromedia.asc.parser.GetExpressionNode;
import macromedia.asc.parser.SelectorNode;
import macromedia.asc.parser.SetExpressionNode;
import macromedia.asc.parser.ThisExpressionNode;
import macromedia.asc.semantics.ReferenceValue;
import macromedia.asc.semantics.Value;
import macromedia.asc.util.Context;
import flash.swf.tools.as3.PrettyPrinter;
/**
* This utility class is used to recreate the AS3 source code for
* Array elements and Function args when creating generating the code
* for runtime Watchers. It's only used by
* EvaluationWatcher.getEvaluationPart().
*
* @author Paul Reilly
* @see flex2.compiler.as3.binding.EvaluationWatcher
*/
public class PrefixedPrettyPrinter extends PrettyPrinter
{
private String prefix;
public PrefixedPrettyPrinter(String prefix, PrintWriter out)
{
super(out);
this.prefix = prefix;
}
public Value evaluate(Context cx, CallExpressionNode node)
{
if (!node.is_new)
{
out.print(prefix + ".");
}
super.evaluate(cx, node);
return null;
}
public Value evaluate(Context cx, GetExpressionNode node)
{
if ((node.base == null) && !isStatic(cx, node))
{
out.print(prefix + ".");
}
super.evaluate(cx, node);
return null;
}
public Value evaluate(Context cx, SetExpressionNode node)
{
if ((node.base == null) && !isStatic(cx, node))
{
out.print(prefix + ".");
}
super.evaluate(cx, node);
return null;
}
private boolean isStatic(Context cx, SelectorNode node)
{
boolean result = false;
ReferenceValue ref = node.ref;
if (ref != null)
{
if (ref.getType(cx).getName().toString().equals("Class") &&
(ref.slot != null) && (ref.slot.getObjectValue() != null))
{
result = true;
}
}
return result;
}
public Value evaluate(Context cx, ThisExpressionNode node)
{
out.print(prefix);
return null;
}
}