FreeCAD/src/App/DynamicProperty.h
2012-11-04 13:24:22 +01:00

124 lines
4.8 KiB
C++

/***************************************************************************
* Copyright (c) 2009 Werner Mayer <wmayer[at]users.sourceforge.net> *
* *
* This file is part of the FreeCAD CAx development system. *
* *
* This library is free software; you can redistribute it and/or *
* modify it under the terms of the GNU Library General Public *
* License as published by the Free Software Foundation; either *
* version 2 of the License, or (at your option) any later version. *
* *
* This library 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 Library General Public License for more details. *
* *
* You should have received a copy of the GNU Library General Public *
* License along with this library; see the file COPYING.LIB. If not, *
* write to the Free Software Foundation, Inc., 59 Temple Place, *
* Suite 330, Boston, MA 02111-1307, USA *
* *
***************************************************************************/
#ifndef APP_DYNAMICPROPERTY_H
#define APP_DYNAMICPROPERTY_H
#include <Base/Persistence.h>
#include <map>
#include <vector>
#include <string>
namespace Base {
class Writer;
class XMLWriter;
}
namespace App
{
class Property;
class PropertyContainer;
/** This class implements an interface to add properties at run-time to an object
* derived from PropertyContainer. The additional properties are made persistent.
* @author Werner Mayer
*/
class AppExport DynamicProperty : public Base::Persistence
{
public:
struct PropData {
Property* property;
std::string group;
std::string doc;
short attr;
bool readonly;
bool hidden;
};
DynamicProperty(PropertyContainer* pc);
virtual ~DynamicProperty();
/** @name Access properties */
//@{
/// get all properties of the class (including parent)
void getPropertyList(std::vector<Property*> &List) const;
/// get all properties of the class (including parent)
void getPropertyMap(std::map<std::string,Property*> &Map) const;
/// find a property by its name
Property *getPropertyByName(const char* name) const;
/// find a property by its name
Property *getDynamicPropertyByName(const char* name) const;
Property* addDynamicProperty(const char* type, const char* name=0, const char* group=0,
const char* doc=0, short attr=0, bool ro=false, bool hidden=false);
bool removeDynamicProperty(const char* name);
std::vector<std::string> getDynamicPropertyNames() const;
void addDynamicProperties(const PropertyContainer*);
/// get the name of a property
const char* getName(const Property* prop) const;
//@}
/** @name Property attributes */
//@{
/// get the Type of a Property
short getPropertyType(const Property* prop) const;
/// get the Type of a named Property
short getPropertyType(const char *name) const;
/// get the Group of a Property
const char* getPropertyGroup(const Property* prop) const;
/// get the Group of a named Property
const char* getPropertyGroup(const char *name) const;
/// get the Group of a Property
const char* getPropertyDocumentation(const Property* prop) const;
/// get the Group of a named Property
const char* getPropertyDocumentation(const char *name) const;
/// check if the property is read-only
bool isReadOnly(const Property* prop) const;
/// check if the nameed property is read-only
bool isReadOnly(const char *name) const;
/// check if the property is hidden
bool isHidden(const Property* prop) const;
/// check if the named property is hidden
bool isHidden(const char *name) const;
//@}
/** @name Property serialization */
//@{
void Save (Base::Writer &writer) const;
void Restore(Base::XMLReader &reader);
unsigned int getMemSize (void) const;
//@}
private:
/// Encodes an attribute upon saving.
std::string encodeAttribute(const std::string&) const;
std::string getUniquePropertyName(const char *Name) const;
private:
PropertyContainer* pc;
std::map<std::string,PropData> props;
};
} // namespace App
#endif // APP_DYNAMICPROPERTY_H