shithub: cstory

ref: 07f70200d06d1cfa2e0d2841d8f91e21228bd05f
dir: /external/SDL2/src/video/haiku/SDL_bclipboard.cc/

/*
  Simple DirectMedia Layer
  Copyright (C) 1997-2020 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_HAIKU

/* BWindow based clipboard implementation */

#include <unistd.h>
#include <TypeConstants.h>

#include "SDL_BWin.h"
#include "SDL_timer.h"
#include "../SDL_sysvideo.h"

#ifdef __cplusplus
extern "C" {
#endif

int HAIKU_SetClipboardText(_THIS, const char *text) {
    BMessage *clip = NULL;
    if(be_clipboard->Lock()) {
        be_clipboard->Clear();
        if((clip = be_clipboard->Data())) {
            /* Presumably the string of characters is ascii-format */
            ssize_t asciiLength = 0;
            for(; text[asciiLength] != 0; ++asciiLength) {}
            clip->AddData("text/plain", B_MIME_TYPE, text, asciiLength);
            be_clipboard->Commit();
        }
        be_clipboard->Unlock();
    }
    return 0;
}

char *HAIKU_GetClipboardText(_THIS) {
    BMessage *clip = NULL;
    const char *text = NULL;    
    ssize_t length;
    char *result;
    if(be_clipboard->Lock()) {
        if((clip = be_clipboard->Data())) {
            /* Presumably the string of characters is ascii-format */
            clip->FindData("text/plain", B_MIME_TYPE, (const void**)&text,
                &length);
        }
        be_clipboard->Unlock();
    } 
    
    if (!text) {
        result = SDL_strdup("");
    } else {
        /* Copy the data and pass on to SDL */
        result = (char *)SDL_malloc((length + 1) * sizeof(char));
        SDL_strlcpy(result, text, length + 1);
    }
    
    return result;
}

SDL_bool HAIKU_HasClipboardText(_THIS) {
    SDL_bool result = SDL_FALSE;
    char *text = HAIKU_GetClipboardText(_this);
    if (text) {
        result = text[0] != '\0' ? SDL_TRUE : SDL_FALSE;
        SDL_free(text);
    } 
    return result;
}

#ifdef __cplusplus
}
#endif

#endif /* SDL_VIDEO_DRIVER_HAIKU */

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