XQuilla/include/xqilla/context/ContextHelpers.hpp
2020-02-17 22:10:06 +01:00

111 lines
2.4 KiB
C++

/*
* Copyright (c) 2001-2006
* DecisionSoft Limited. All rights reserved.
* Copyright (c) 2004-2006
* Progress Software Corporation. All rights reserved.
* Copyright (c) 2004-2006
* Oracle. All rights reserved.
*
* See the file LICENSE for redistribution information.
*
* $Id: ContextHelpers.hpp,v 1.2.2.1 2007/03/05 15:22:53 jpcs Exp $
*/
#if !defined(AFXQ_CONTEXTHELPERS_H__D6A320F5_21F1_421D_9E46_E4373B375E1A__INCLUDED_)
#define AFXQ_CONTEXTHELPERS_H__D6A320F5_21F1_421D_9E46_E4373B375E1A__INCLUDED_
#include <xqilla/framework/XQillaExport.hpp>
#include <xqilla/context/DynamicContext.hpp>
class XQILLA_API AutoNodeSetOrderingReset
{
public:
AutoNodeSetOrderingReset(StaticContext* context, StaticContext::NodeSetOrdering ordering = StaticContext::ORDERING_UNORDERED)
{
context_ = context;
ordering_ = context->getNodeSetOrdering();
context->setNodeSetOrdering(ordering);
}
~AutoNodeSetOrderingReset()
{
context_->setNodeSetOrdering(ordering_);
}
protected:
StaticContext* context_;
StaticContext::NodeSetOrdering ordering_;
};
class XQILLA_API AutoContextItemTypeReset
{
public:
AutoContextItemTypeReset(StaticContext* context, const StaticType &sType)
{
context_ = context;
sType_ = context->getContextItemType();
context->setContextItemType(sType);
}
~AutoContextItemTypeReset()
{
context_->setContextItemType(sType_);
}
protected:
StaticContext* context_;
StaticType sType_;
};
class XQILLA_API AutoContextInfoReset
{
public:
AutoContextInfoReset(DynamicContext* context)
: oldContextItem(context->getContextItem()),
oldContextPosition(context->getContextPosition()),
oldContextSize(context->getContextSize()),
context_(context)
{
}
~AutoContextInfoReset()
{
resetContextInfo();
}
void resetContextInfo()
{
context_->setContextItem(oldContextItem);
context_->setContextPosition(oldContextPosition);
context_->setContextSize(oldContextSize);
}
Item::Ptr oldContextItem;
unsigned int oldContextPosition;
unsigned int oldContextSize;
private:
DynamicContext* context_;
};
class XQILLA_API AutoDocumentCacheReset
{
public:
AutoDocumentCacheReset(DynamicContext* context)
: oldDC(const_cast<DocumentCache*>(context->getDocumentCache())),
context_ (context)
{
}
~AutoDocumentCacheReset()
{
context_->setDocumentCache(oldDC);
}
DocumentCache *oldDC;
protected:
DynamicContext* context_;
};
#endif