summaryrefslogtreecommitdiff
path: root/forms/source/xforms/computedexpression.hxx
diff options
context:
space:
mode:
Diffstat (limited to 'forms/source/xforms/computedexpression.hxx')
-rw-r--r--forms/source/xforms/computedexpression.hxx141
1 files changed, 0 insertions, 141 deletions
diff --git a/forms/source/xforms/computedexpression.hxx b/forms/source/xforms/computedexpression.hxx
deleted file mode 100644
index 04c584ca8..000000000
--- a/forms/source/xforms/computedexpression.hxx
+++ /dev/null
@@ -1,141 +0,0 @@
-/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
-/*************************************************************************
- *
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * Copyright 2000, 2010 Oracle and/or its affiliates.
- *
- * OpenOffice.org - a multi-platform office productivity suite
- *
- * This file is part of OpenOffice.org.
- *
- * OpenOffice.org is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License version 3
- * only, as published by the Free Software Foundation.
- *
- * OpenOffice.org is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU Lesser General Public License version 3 for more details
- * (a copy is included in the LICENSE file that accompanied this code).
- *
- * You should have received a copy of the GNU Lesser General Public License
- * version 3 along with OpenOffice.org. If not, see
- * <http://www.openoffice.org/license.html>
- * for a copy of the LGPLv3 License.
- *
- ************************************************************************/
-
-#ifndef _COMPUTEDEXPRESSION_HXX
-#define _COMPUTEDEXPRESSION_HXX
-
-
-// includes for member variables
-#include <rtl/ustring.hxx>
-#include <com/sun/star/uno/Reference.hxx>
-
-// forward declaractions
-namespace com { namespace sun { namespace star
-{
- namespace xml
- {
- namespace dom { class XNode; }
- namespace dom { class XNodeset; }
- namespace xpath { class XXPathAPI; }
- namespace xpath { class XXPathObject; }
- }
- namespace container { class XNameContainer; }
-} } }
-namespace xforms { class EvaluationContext; }
-
-
-
-namespace xforms
-{
-
-/** ComputedExpression represents an XPath Expression and caches results.
- *
- * As this class has no virtual methods, it should never be used
- * polymorphically. */
-class ComputedExpression
-{
- /// the expression string
- rtl::OUString msExpression;
-
- /// is msExpression empty?
- bool mbIsEmpty;
-
-protected:
- /// is msExpression a simple expression?
- bool mbIsSimple;
-
- /// the result from the last bind
- com::sun::star::uno::Reference<com::sun::star::xml::xpath::XXPathObject> mxResult;
-
-
- /// implementation of isSimpleExpression
- bool _checkExpression( const sal_Char* pExpression ) const;
-
- /// allow manipulation of the expression before it is evaluated
- const rtl::OUString _getExpressionForEvaluation() const;
-
- /// obtain a (suitable) XPathAPI implementation
- com::sun::star::uno::Reference<com::sun::star::xml::xpath::XXPathAPI> _getXPathAPI(const xforms::EvaluationContext& aContext);
-
- /// evaluate the expression relative to the content node.
- bool _evaluate( const xforms::EvaluationContext& rContext,
- const rtl::OUString& sExpression );
-
-
-public:
- ComputedExpression();
- ~ComputedExpression();
-
-
- /// get the expression string
- rtl::OUString getExpression() const;
-
- /// set a new expression string
- void setExpression( const rtl::OUString& rExpression );
-
- /// get the namespaces that are used to interpret the expression string
- com::sun::star::uno::Reference<com::sun::star::container::XNameContainer> getNamespaces() const;
-
- /// set the namespaces that are used to interpret the expression string
- void setNamespaces( const com::sun::star::uno::Reference<com::sun::star::container::XNameContainer>& );
-
- /// do we have an actual expression?
- bool isEmptyExpression() const;
-
- /// heuristically determine whether this expression is 'simple',
- /// i.e. whether its value will change depending on the values
- /// of other nodes
- bool isSimpleExpression() const;
-
-
- /// evaluate the expression relative to the content node.
- bool evaluate( const xforms::EvaluationContext& rContext );
-
-
- /// does this expression have a value?
- bool hasValue() const;
-
-
- /// remove value/evaluate results
- void clear();
-
-
- // get the result of this expression as string/bool/...
- // (Results will be based on the last call of evaluate(..). The caller
- // must call evaluate to ensure current results.)
- com::sun::star::uno::Reference<com::sun::star::xml::xpath::XXPathObject> getXPath() const;
- bool getBool( bool bDefault = false ) const;
- rtl::OUString getString( const rtl::OUString& rDefault = rtl::OUString() ) const;
-
-};
-
-} // namespace xforms
-
-#endif
-
-/* vim:set shiftwidth=4 softtabstop=4 expandtab: */