/usr/include/cegui-0.8.7/CEGUI/TypedProperty.h is in libcegui-mk2-dev 0.8.7-1.3+b2.
This file is owned by root:root, with mode 0o644.
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created: 24/11/2010
author: Martin Preisler
purpose: Defines the TypedProperty base class which allows native
property setting / getting whilst still falling back
to Strings gracefully
*************************************************************************/
/***************************************************************************
* Copyright (C) 2004 - 2010 Paul D Turner & The CEGUI Development Team
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
***************************************************************************/
#ifndef _CEGUITypedProperty_h_
#define _CEGUITypedProperty_h_
#include "CEGUI/Property.h"
#include "CEGUI/PropertyHelper.h"
#include "CEGUI/Exceptions.h"
// Start of CEGUI namespace section
namespace CEGUI
{
/*!
\brief base class for properties able to do native set/get
\todo I split this from CEGUIProperty.h to avoid bloating it with PropertyHelper,
I also split it from TplProperty since it can be used outside of that.
Is that the "right thing" to do?
*/
template<typename T>
class TypedProperty : public Property
{
public:
typedef PropertyHelper<T> Helper;
// TODO: do we want less bug prone code but a bit slower (string conversion for default values at construction) or faster
// but more typo prone (passing string default value)?
TypedProperty(const String& name, const String& help, const String& origin = "Unknown", typename Helper::pass_type defaultValue = T(), bool writesXML = true):
Property(name, help, Helper::toString(defaultValue), writesXML, Helper::getDataTypeName(), origin)
{}
virtual ~TypedProperty()
{}
//! \copydoc Property::get
virtual String get(const PropertyReceiver* receiver) const
{
return Helper::toString(getNative(receiver));
}
//! \copydoc Property::set
virtual void set(PropertyReceiver* receiver, const String& value)
{
setNative(receiver, Helper::fromString(value));
}
/*!
\brief native set method, sets the property given a native type
\see Property::set
*/
virtual void setNative(PropertyReceiver* receiver, typename Helper::pass_type value)
{
if (isWritable())
setNative_impl(receiver,value);
else
CEGUI_THROW(InvalidRequestException(String("Property ") + d_origin + ":" + d_name + " is not writable!"));
}
/*!
\brief native get method, returns the native type by copy
\see Property::get
*/
virtual typename Helper::safe_method_return_type getNative(const PropertyReceiver* receiver) const{
if (isReadable())
return getNative_impl(receiver);
else
CEGUI_THROW(InvalidRequestException(String("Property ") + d_origin + ":" + d_name+" is not readable!"));
}
protected:
virtual void setNative_impl(PropertyReceiver* receiver, typename Helper::pass_type value) = 0;
virtual typename Helper::safe_method_return_type getNative_impl(const PropertyReceiver* receiver) const = 0;
};
} // End of CEGUI namespace section
#endif // end of guard _CEGUITypedProperty_h_
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