/*

     SDL - Simple DirectMedia Layer

     Copyright (C) 1997-2011 Sam Lantinga

     This library is free software; you can redistribute it and/or

     modify it under the terms of the GNU Lesser General Public

     License as published by the Free Software Foundation; either

     version 2.1 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

     Lesser General Public License for more details.

     You should have received a copy of the GNU Lesser General Public

     License along with this library; if not, write to the Free Software

     Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

     Sam Lantinga

     slouken@libsdl.org

 */

 #include "SDL_config.h"

 #include "SDL_cocoavideo.h"

 #include "../../events/SDL_clipboardevents_c.h"

 static NSString *

 GetTextFormat(_THIS)

 {

 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_6

     SDL_VideoData *data = (SDL_VideoData *) _this->driverdata;

     if (data->osversion >= 0x1060) {

         return NSPasteboardTypeString;

     } else {

         return NSStringPboardType;

     }

 #else

     return NSStringPboardType;

 #endif

 }

 int

 Cocoa_SetClipboardText(_THIS, const char *text)

 {

     SDL_VideoData *data = (SDL_VideoData *) _this->driverdata;

     NSAutoreleasePool *pool;

     NSPasteboard *pasteboard;

     NSString *format = GetTextFormat(_this);

     pool = [[NSAutoreleasePool alloc] init];

     pasteboard = [NSPasteboard generalPasteboard];

     data->clipboard_count = [pasteboard declareTypes:[NSArray arrayWithObject:format] owner:nil];

     [pasteboard setString:[NSString stringWithUTF8String:text] forType:format];

     [pool release];

     return 0;

 }

 char *

 Cocoa_GetClipboardText(_THIS)

 {

     NSAutoreleasePool *pool;

     NSPasteboard *pasteboard;

     NSString *format = GetTextFormat(_this);

     NSString *available;

     char *text;

     pool = [[NSAutoreleasePool alloc] init];

     pasteboard = [NSPasteboard generalPasteboard];

     available = [pasteboard availableTypeFromArray: [NSArray arrayWithObject:format]];

     if ([available isEqualToString:format]) {

         NSString* string;

         const char *utf8;

         string = [pasteboard stringForType:format];

         if (string == nil) {

             utf8 = "";

         } else {

             utf8 = [string UTF8String];

         }

         text = SDL_strdup(utf8);

     } else {

         text = SDL_strdup("");

     }

     [pool release];

     return text;

 }

 SDL_bool

 Cocoa_HasClipboardText(_THIS)

 {

     NSAutoreleasePool *pool;

     NSPasteboard *pasteboard;

     NSString *format = GetTextFormat(_this);

     NSString *available;

     SDL_bool result;

     pool = [[NSAutoreleasePool alloc] init];

     pasteboard = [NSPasteboard generalPasteboard];

     available = [pasteboard availableTypeFromArray: [NSArray arrayWithObject:format]];

     if ([available isEqualToString:format]) {

         result = SDL_TRUE;

     } else {

         result = SDL_FALSE;

     }

     [pool release];

     return result;

 }

 void

 Cocoa_CheckClipboardUpdate(struct SDL_VideoData * data)

 {

     NSAutoreleasePool *pool;

     NSPasteboard *pasteboard;

     NSInteger count;

     pool = [[NSAutoreleasePool alloc] init];

     pasteboard = [NSPasteboard generalPasteboard];

     count = [pasteboard changeCount];

     if (count != data->clipboard_count) {

         if (data->clipboard_count) {

             SDL_SendClipboardUpdate();

         }

         data->clipboard_count = count;

     }

     [pool release];

 }

 /* vi: set ts=4 sw=4 expandtab: */