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SDL_bclipboard.cc (2778B)

      1 /*
      2   Simple DirectMedia Layer
      3   Copyright (C) 1997-2020 Sam Lantinga <slouken@libsdl.org>
      4 
      5   This software is provided 'as-is', without any express or implied
      6   warranty.  In no event will the authors be held liable for any damages
      7   arising from the use of this software.
      8 
      9   Permission is granted to anyone to use this software for any purpose,
     10   including commercial applications, and to alter it and redistribute it
     11   freely, subject to the following restrictions:
     12 
     13   1. The origin of this software must not be misrepresented; you must not
     14      claim that you wrote the original software. If you use this software
     15      in a product, an acknowledgment in the product documentation would be
     16      appreciated but is not required.
     17   2. Altered source versions must be plainly marked as such, and must not be
     18      misrepresented as being the original software.
     19   3. This notice may not be removed or altered from any source distribution.
     20 */
     21 #include "../../SDL_internal.h"
     22 
     23 #if SDL_VIDEO_DRIVER_HAIKU
     24 
     25 /* BWindow based clipboard implementation */
     26 
     27 #include <unistd.h>
     28 #include <TypeConstants.h>
     29 
     30 #include "SDL_BWin.h"
     31 #include "SDL_timer.h"
     32 #include "../SDL_sysvideo.h"
     33 
     34 #ifdef __cplusplus
     35 extern "C" {
     36 #endif
     37 
     38 int HAIKU_SetClipboardText(_THIS, const char *text) {
     39     BMessage *clip = NULL;
     40     if(be_clipboard->Lock()) {
     41         be_clipboard->Clear();
     42         if((clip = be_clipboard->Data())) {
     43             /* Presumably the string of characters is ascii-format */
     44             ssize_t asciiLength = 0;
     45             for(; text[asciiLength] != 0; ++asciiLength) {}
     46             clip->AddData("text/plain", B_MIME_TYPE, text, asciiLength);
     47             be_clipboard->Commit();
     48         }
     49         be_clipboard->Unlock();
     50     }
     51     return 0;
     52 }
     53 
     54 char *HAIKU_GetClipboardText(_THIS) {
     55     BMessage *clip = NULL;
     56     const char *text = NULL;    
     57     ssize_t length;
     58     char *result;
     59     if(be_clipboard->Lock()) {
     60         if((clip = be_clipboard->Data())) {
     61             /* Presumably the string of characters is ascii-format */
     62             clip->FindData("text/plain", B_MIME_TYPE, (const void**)&text,
     63                 &length);
     64         }
     65         be_clipboard->Unlock();
     66     } 
     67     
     68     if (!text) {
     69         result = SDL_strdup("");
     70     } else {
     71         /* Copy the data and pass on to SDL */
     72         result = (char *)SDL_malloc((length + 1) * sizeof(char));
     73         SDL_strlcpy(result, text, length + 1);
     74     }
     75     
     76     return result;
     77 }
     78 
     79 SDL_bool HAIKU_HasClipboardText(_THIS) {
     80     SDL_bool result = SDL_FALSE;
     81     char *text = HAIKU_GetClipboardText(_this);
     82     if (text) {
     83         result = text[0] != '\0' ? SDL_TRUE : SDL_FALSE;
     84         SDL_free(text);
     85     } 
     86     return result;
     87 }
     88 
     89 #ifdef __cplusplus
     90 }
     91 #endif
     92 
     93 #endif /* SDL_VIDEO_DRIVER_HAIKU */
     94 
     95 /* vi: set ts=4 sw=4 expandtab: */