GMGridView-Constants.h

//
//  GMGridView-Constants.h
//  GMGridView
//
//  Created by Gulam Moledina on 11-12-14.
//  Copyright (c) 2011 GMoledina.ca. All rights reserved.
//
//  Latest code can be found on GitHub: https://github.com/gmoledina/GMGridView
// 
//  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 OR COPYRIGHT HOLDERS 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 GMGridView_GMGridView_Constants_h
#define GMGridView_GMGridView_Constants_h


//
// ARC on iOS 4 and 5 
//

#if __IPHONE_OS_VERSION_MIN_REQUIRED >= __IPHONE_5_0 && !defined (GM_DONT_USE_ARC_WEAK_FEATURE)

#define gm_weak   weak
#define __gm_weak __weak
#define gm_nil(x)


#else

#define gm_weak   unsafe_unretained
#define __gm_weak __unsafe_unretained
#define gm_nil(x) x = nil

#endif


//
// Code specific
//

#define GMGV_INVALID_POSITION -1




#endif