pjs/extensions/transformiix/source/xslt/VariableBinding.cpp

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/*
* The contents of this file are subject to the Mozilla Public
* License Version 1.1 (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.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is TransforMiiX XSLT processor.
*
* The Initial Developer of the Original Code is The MITRE Corporation.
* Portions created by MITRE are Copyright (C) 1999 The MITRE Corporation.
*
* Portions created by Keith Visco as a Non MITRE employee,
* (C) 1999 Keith Visco. All Rights Reserved.
*
* Contributor(s):
* Keith Visco, kvisco@ziplink.net
* -- original author.
*
* $Id: VariableBinding.cpp,v 1.1 2000-04-06 07:46:52 kvisco%ziplink.net Exp $
*/
#include "VariableBinding.h"
/**
* Creates a variable binding with no name or value
* @author <A HREF="mailto:kvisco@ziplink.net">Keith Visco</A>
* @version $Revision: 1.1 $ $Date: 2000-04-06 07:46:52 $
**/
VariableBinding::VariableBinding() {
this->allowShadow = MB_FALSE;
this->value = 0;
this->shadowValue = 0;
} //-- VariableBinding
/**
* Creates a variable binding with the given name, and not bound to any value
**/
VariableBinding::VariableBinding(const String& name) {
this->name = name;
this->allowShadow = MB_FALSE;
this->value = 0;
this->shadowValue = 0;
} //-- VariableBinding
/**
* Creates a variable binding with the given name, and value
**/
VariableBinding::VariableBinding(const String& name, ExprResult* value) {
this->name.append(name);
this->allowShadow = MB_FALSE;
this->value = value;
this->shadowValue = 0;
} //-- Variable
/**
* Destroys this VariableBinding
**/
VariableBinding::~VariableBinding() {
delete shadowValue;
delete value;
} //-- ~Variable
/**
* Allows this variable to be shadowed by another variable
**/
void VariableBinding::allowShadowing() {
allowShadow = MB_TRUE;
} //-- allowShadowing
/**
* Disallows this variable to be shadowed by another variable
**/
void VariableBinding::disallowShadowing() {
allowShadow = MB_FALSE;
} //-- disallowShadowing
/**
* Returns the name of this variable
**/
const String& VariableBinding::getName() {
return (const String&)name;
} //-- getName
/**
* Returns the value of this variable
**/
ExprResult* VariableBinding::getValue() {
if (shadowValue) return shadowValue;
return value;
} //-- getValue
/**
* Returns the flag indicating whether variable shadowing is allowed
**/
MBool VariableBinding::isShadowingAllowed() {
return allowShadow;
} //-- isShadowingAllowed
/**
* Sets the name of this variable
**/
void VariableBinding::setName(const String& name) {
this->name = name;
} //-- setName
/**
* Sets the shadow value of this binding if shadowing is turned on
**/
void VariableBinding::setShadowValue(ExprResult* value) {
if (allowShadow) this->shadowValue = value;
} //-- setShadowValue
/**
* Sets the value of this variable
**/
void VariableBinding::setValue(ExprResult* value) {
this->value = value;
} //-- setValue