StateVariable.h

/*****************************************************************
|
|   Platinum - Managed StateVariable
|
| Copyright (c) 2004-2010, Plutinosoft, LLC.
| All rights reserved.
| http://www.plutinosoft.com
|
| This program is free software; you can redistribute it and/or
| modify it under the terms of the GNU General Public License
| as published by the Free Software Foundation; either version 2
| of the License, or (at your option) any later version.
|
| OEMs, ISVs, VARs and other distributors that combine and 
| distribute commercially licensed software with Platinum software
| and do not wish to distribute the source code for the commercially
| licensed software under version 2, or (at your option) any later
| version, of the GNU General Public License (the "GPL") must enter
| into a commercial license agreement with Plutinosoft, LLC.
| 
| This program 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 General Public License for more details.
|
| You should have received a copy of the GNU General Public License
| along with this program; see the file LICENSE.txt. If not, write to
| the Free Software Foundation, Inc., 
| 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
| http://www.gnu.org/licenses/gpl-2.0.html
|
****************************************************************/
#pragma once

namespace Platinum
{

ref class Service;

/*----------------------------------------------------------------------
|   StateVariable
+---------------------------------------------------------------------*/
public ref class StateVariable
{
private:

    PLT_StateVariable* m_pHandle;

public:

    property String^ Name
    {
        String^ get()
        {
            return gcnew String(m_pHandle->GetName());
        }
    }

    property Service^ ParentService
    {
        Service^ get();
    }

    property Type^ DataType
    {
        Type^ get()
        {
            return Helpers::ParseType(m_pHandle->GetDataType());
        }
    }

    property String^ DataTypeString
    {
        String^ get()
        {
            return gcnew String(m_pHandle->GetDataType());
        }
    }

    property Object^ Value
    {
        Object^ get()
        {
            return Helpers::ConvertValue(
                m_pHandle->GetDataType(),
                m_pHandle->GetValue()
                );
        }
    }

    property String^ ValueString
    {
        String^ get()
        {
            return gcnew String(m_pHandle->GetValue());
        }

        void set (String^ value)
        {
            if (value == nullptr)
                throw gcnew ArgumentNullException("value");

            marshal_context c;

            Helpers::ThrowOnError(m_pHandle->SetValue(
                c.marshal_as<const char*>(value)
                ));
        }
    }

public:

    void ValidateValue(String^ value)
    {
        if (value == nullptr)
            throw gcnew ArgumentNullException("value");

        marshal_context c;

        Helpers::ThrowOnError(m_pHandle->ValidateValue(
            c.marshal_as<const char*>(value)
            ));
    }

public:

    virtual Boolean Equals(Object^ obj) override
    {
        if (obj == nullptr)
            return false;

        if (!this->GetType()->IsInstanceOfType(obj))
            return false;

        return (m_pHandle == ((StateVariable^)obj)->m_pHandle);
    }

internal:

    StateVariable(PLT_StateVariable& devData)
    {
        m_pHandle = &devData;
    }

public:

    ~StateVariable()
    {
        // clean-up managed

        // clean-up unmanaged
        this->!StateVariable();
    }

    !StateVariable()
    {
        // clean-up unmanaged
    }

};

}

// marshal wrapper
PLATINUM_MANAGED_MARSHAL_AS(Platinum::StateVariable, PLT_StateVariable);