src/video/haiku/SDL_bclipboard.cc
author Philipp Wiesemann <philipp.wiesemann@arcor.de>
Sun, 07 May 2017 21:02:16 +0200
changeset 10992 57a9841b0259
parent 10991 d5f65647a97e
child 11039 d0e35a9ba1f6
permissions -rw-r--r--
haiku: Fixed unlocking clipboard twice.
     1 /*
     2   Simple DirectMedia Layer
     3   Copyright (C) 1997-2017 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 BE_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 *BE_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_calloc(1, sizeof(char*)*length);
    73 		SDL_strlcpy(result, text, length);
    74 	}
    75 	
    76 	return result;
    77 }
    78 
    79 SDL_bool BE_HasClipboardText(_THIS) {
    80 	SDL_bool result = SDL_FALSE;
    81 	char *text = BE_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: */