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/*******************************************************************************
 * Copyright (c) 2004, 2007 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 - Initial API and implementation
 *******************************************************************************/
package org.eclipse.cdt.internal.core.dom.parser.cpp;

import org.eclipse.cdt.core.dom.ast.ASTVisitor;
import org.eclipse.cdt.core.dom.ast.IASTExpression;
import org.eclipse.cdt.core.dom.ast.IASTFunctionCallExpression;
import org.eclipse.cdt.core.dom.ast.IASTNode;
import org.eclipse.cdt.core.dom.ast.IType;
import org.eclipse.cdt.internal.core.dom.parser.IASTAmbiguityParent;
import org.eclipse.cdt.internal.core.dom.parser.cpp.semantics.CPPVisitor;

/**
 * @author jcamelon
 */
public class CPPASTFunctionCallExpression extends CPPASTNode implements
        IASTFunctionCallExpression, IASTAmbiguityParent {
	
    private IASTExpression functionName;
    private IASTExpression parameter;

    
    public CPPASTFunctionCallExpression() {
	}

	public CPPASTFunctionCallExpression(IASTExpression functionName, IASTExpression parameter) {
		setFunctionNameExpression(functionName);
		setParameterExpression(parameter);
	}

	public void setFunctionNameExpression(IASTExpression expression) {
        this.functionName = expression;
        if (expression != null) {
			expression.setParent(this);
			expression.setPropertyInParent(FUNCTION_NAME);
		}
    }

    public IASTExpression getFunctionNameExpression() {
        return functionName;
    }

    public void setParameterExpression(IASTExpression expression) {
        this.parameter = expression;
        if (expression != null) {
			expression.setParent(this);
			expression.setPropertyInParent(PARAMETERS);
		}
    }

    public IASTExpression getParameterExpression() {
        return parameter;
    }

    @Override
	public boolean accept( ASTVisitor action ){
        if( action.shouldVisitExpressions ){
		    switch( action.visit( this ) ){
	            case ASTVisitor.PROCESS_ABORT : return false;
	            case ASTVisitor.PROCESS_SKIP  : return true;
	            default : break;
	        }
		}
      
        if( functionName != null ) if( !functionName.accept( action ) ) return false;
        if( parameter != null )  if( !parameter.accept( action ) ) return false;

        if( action.shouldVisitExpressions ){
		    switch( action.leave( this ) ){
	            case ASTVisitor.PROCESS_ABORT : return false;
	            case ASTVisitor.PROCESS_SKIP  : return true;
	            default : break;
	        }
		}
        return true;
    }

    public void replace(IASTNode child, IASTNode other) {
        if( child == functionName )
        {
            other.setPropertyInParent( child.getPropertyInParent() );
            other.setParent( child.getParent() );
            functionName  = (IASTExpression) other;
        }    
        if( child == parameter )
        {
            other.setPropertyInParent( child.getPropertyInParent() );
            other.setParent( child.getParent() );
            parameter  = (IASTExpression) other;
        }    
    }
    
    public IType getExpressionType() {
    	return CPPVisitor.getExpressionType(this);
    }
    
}

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