GEKeyValueModifier.cpp

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/*
===========================================================================

Doom 3 GPL Source Code
Copyright (C) 1999-2011 id Software LLC, a ZeniMax Media company. 

This file is part of the Doom 3 GPL Source Code (?Doom 3 Source Code?).  

Doom 3 Source Code 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 3 of the License, or
(at your option) any later version.

Doom 3 Source Code 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 Doom 3 Source Code.  If not, see <http://www.gnu.org/licenses/>.

In addition, the Doom 3 Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 Source Code.  If not, please request a copy in writing from id Software at the address below.

If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.

===========================================================================
*/

#include "../../idlib/precompiled.h"
#pragma hdrstop

#include "GEApp.h"
#include "GEKeyValueModifier.h"

rvGEKeyValueModifier::rvGEKeyValueModifier ( const char* name, idWindow* window, const char* key, const char* value ) :         
        rvGEModifier ( name, window ),
        mKey ( key ),
        mValue ( value )
{
        mUndoValue = mWrapper->GetStateDict().GetString ( mKey );
}

bool rvGEKeyValueModifier::Apply ( void )
{
        if ( mValue.Length ( ) )
        {
                mWrapper->SetStateKey ( mKey, mValue );
        }
        else
        {
                mWrapper->DeleteStateKey ( mKey );
        }

        return true;
}

bool rvGEKeyValueModifier::Undo ( void )
{
        mWrapper->SetStateKey ( mKey, mValue );

        return true;
}

bool rvGEKeyValueModifier::Merge ( rvGEModifier* mergebase )
{
        rvGEKeyValueModifier* merge = (rvGEKeyValueModifier*) mergebase;

        mValue = merge->mValue; 
        
        return true;
}