property.h

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/*********************************************************************
 ** Copyright (c) 2012 MaK Technologies, Inc.
 ** All rights reserved.
 *********************************************************************/


#ifndef property_H_
#define property_H_

#include <QtCore/QVariant>
#include <QtCore/QString>
#include <list>

#include <rtiMsConfig.h>
#include <internalTypes.h>
#include "propertyType.h"
#include <memory>

class DtProperty;
class DtPropertyType;
typedef DtUniquePtr<DtPropertyType> DtPropertyTypeAP;
typedef std::list<DtProperty> DtPropertyList;

class DT_DLL_ASSISTANTAPP DtProperty
{
public:

   // Default constructor Construct a property of a  name and type.
   DtProperty(QString name, DtPropertyTypeAP type,QVariant value);

   DtProperty(const DtProperty&);

   // Default constructor, used by list, do NOT USE. Internal values are 
   // invalid.
   DtProperty();

   // DTOR
   ~DtProperty();

   //bool operator== (const DtProperty&);
   DtProperty& operator= (const DtProperty&);
   virtual bool operator<(const DtProperty&) const;

   DtProperty& appendChild(const DtProperty& child);
   void removeChild(QString name);

   DtProperty* findChild(QString name);
   const DtProperty* findChild(QString name) const;

   // Accessors
   const DtPropertyType* type() const;
   QString name() const;
   QVariant value() const;

   // This provides a simple means of identifying a property and provides a hook
   // to associate this property with some other object. Helps alleviate problems 
   // of objects with duplicate names. Id of -1 is defualt--ie it's unassigned. 
   int id() const;

   // Is read only if myReadOnly is true OR parent is readOnly.
   // If no parent then use only myReadOnly.
   bool readOnly() const;

   DtPropertyList*       children();
   const DtPropertyList* children() const;

   // Mutators
   void setId(int id);
   void setValue(QVariant value);
   void setReadOnly(bool readOnly);

protected:
   QString          myName;      
   QVariant         myValue;
   DtPropertyTypeAP myType;
   int              myId;
   DtPropertyList*  myChildren;
   DtProperty*      myParent;
   bool             myReadOnly;
};

#endif