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#82672# added tryPropertyValueEnum

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This commit is contained in:
Frank Schönheit 2001-01-24 08:06:38 +00:00
parent 07833b1fbb
commit 45e1f520e2
1 changed files with 34 additions and 2 deletions
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36
comphelper/inc/comphelper/property.hxx
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@ -2,9 +2,9 @@
*
* $RCSfile: property.hxx,v $
*
* $Revision: 1.1.1.1 $
* $Revision: 1.2 $
*
* last change: $Author: fs $ $Date: 2000-09-29 11:28:15 $
* last change: $Author: fs $ $Date: 2001-01-24 09:06:38 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
@ -65,6 +65,9 @@
#ifndef _CPPUHELPER_PROPTYPEHLP_HXX
#include <cppuhelper/proptypehlp.hxx>
#endif
#ifndef _CPPUHELPER_EXTRACT_HXX_
#include <cppuhelper/extract.hxx>
#endif
#ifndef _COM_SUN_STAR_BEANS_PROPERTY_HPP_
#include <com/sun/star/beans/Property.hpp>
#endif
@ -148,6 +151,35 @@ sal_Bool tryPropertyValue(staruno::Any& /*out*/_rConvertedValue, staruno::Any& /
return bModified;
}
/** helper for implementing ::cppu::OPropertySetHelper::convertFastPropertyValue for enum values
@param _rConvertedValue the conversion result (if successfull)
@param _rOldValue the old value of the property, calculated from _rCurrentValue
@param _rValueToSet the new value which is about to be set
@param _rCurrentValue the current value of the property
@return sal_True, if the value could be converted and has changed
sal_False, if the value could be converted and has not changed
@exception InvalidArgumentException thrown if the value could not be converted to the requested type (which is the template argument)
*/
template <class ENUMTYPE>
sal_Bool tryPropertyValueEnum(staruno::Any& /*out*/_rConvertedValue, staruno::Any& /*out*/_rOldValue, const staruno::Any& _rValueToSet, const ENUMTYPE& _rCurrentValue)
{
if (::getCppuType(&_rCurrentValue).getTypeClass() != staruno::TypeClass_ENUM)
return tryPropertyValue(_rConvertedValue, _rOldValue, _rValueToSet, _rCurrentValue);
sal_Bool bModified(sal_False);
ENUMTYPE aNewValue;
::cppu::any2enum(aNewValue, _rValueToSet);
// will throw an exception if not convertible
if (aNewValue != _rCurrentValue)
{
_rConvertedValue <<= aNewValue;
_rOldValue <<= _rCurrentValue;
bModified = sal_True;
}
return bModified;
}
/** helper for implementing ::cppu::OPropertySetHelper::convertFastPropertyValue for boolean properties
@param _rConvertedValue the conversion result (if successfull)
@param _rOldValue the old value of the property, calculated from _rCurrentValue