kc3-lang/SDL/src/video/uikit/SDL_uikitclipboard.m

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• Hash : 120c76c8
  Author :
  Date : 2022-01-03T09:40:00
  

  Updated copyright for 2022

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• src/video/uikit/SDL_uikitclipboard.m

• /*
    Simple DirectMedia Layer
    Copyright (C) 1997-2022 Sam Lantinga <slouken@libsdl.org>
  
    This software is provided 'as-is', without any express or implied
    warranty.  In no event will the authors be held liable for any damages
    arising from the use of this software.
  
    Permission is granted to anyone to use this software for any purpose,
    including commercial applications, and to alter it and redistribute it
    freely, subject to the following restrictions:
  
    1. The origin of this software must not be misrepresented; you must not
       claim that you wrote the original software. If you use this software
       in a product, an acknowledgment in the product documentation would be
       appreciated but is not required.
    2. Altered source versions must be plainly marked as such, and must not be
       misrepresented as being the original software.
    3. This notice may not be removed or altered from any source distribution.
  */
  #include "../../SDL_internal.h"
  
  #if SDL_VIDEO_DRIVER_UIKIT
  
  #include "SDL_uikitvideo.h"
  #include "../../events/SDL_clipboardevents_c.h"
  
  #import <UIKit/UIPasteboard.h>
  
  int
  UIKit_SetClipboardText(_THIS, const char *text)
  {
  #if TARGET_OS_TV
      return SDL_SetError("The clipboard is not available on tvOS");
  #else
      @autoreleasepool {
          [UIPasteboard generalPasteboard].string = @(text);
          return 0;
      }
  #endif
  }
  
  char *
  UIKit_GetClipboardText(_THIS)
  {
  #if TARGET_OS_TV
      return SDL_strdup(""); // Unsupported.
  #else
      @autoreleasepool {
          UIPasteboard *pasteboard = [UIPasteboard generalPasteboard];
          NSString *string = pasteboard.string;
  
          if (string != nil) {
              return SDL_strdup(string.UTF8String);
          } else {
              return SDL_strdup("");
          }
      }
  #endif
  }
  
  SDL_bool
  UIKit_HasClipboardText(_THIS)
  {
      @autoreleasepool {
  #if !TARGET_OS_TV
          if ([UIPasteboard generalPasteboard].string != nil) {
              return SDL_TRUE;
          }
  #endif
          return SDL_FALSE;
      }
  }
  
  void
  UIKit_InitClipboard(_THIS)
  {
  #if !TARGET_OS_TV
      @autoreleasepool {
          SDL_VideoData *data = (__bridge SDL_VideoData *) _this->driverdata;
          NSNotificationCenter *center = [NSNotificationCenter defaultCenter];
  
          id observer = [center addObserverForName:UIPasteboardChangedNotification
                                           object:nil
                                            queue:nil
                                       usingBlock:^(NSNotification *note) {
                                           SDL_SendClipboardUpdate();
                                       }];
  
          data.pasteboardObserver = observer;
      }
  #endif
  }
  
  void
  UIKit_QuitClipboard(_THIS)
  {
      @autoreleasepool {
          SDL_VideoData *data = (__bridge SDL_VideoData *) _this->driverdata;
  
          if (data.pasteboardObserver != nil) {
              [[NSNotificationCenter defaultCenter] removeObserver:data.pasteboardObserver];
          }
  
          data.pasteboardObserver = nil;
      }
  }
  
  #endif /* SDL_VIDEO_DRIVER_UIKIT */
  
  /* vi: set ts=4 sw=4 expandtab: */
  

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