src/video/SDL_clipboard.c
author Andreas Schiffler <aschiffler@ferzkopp.net>
Sat, 29 Oct 2011 23:43:59 -0700
changeset 6036 f2a89f2a6157
parent 5535 96594ac5fd1a
child 6138 4c64952a58fb
permissions -rw-r--r--
Update SDL_HasClipboardText functions to return value based on clipboard content; Fix memory leak in fallback SetClipboard implementation
     1 /*
     2   Simple DirectMedia Layer
     3   Copyright (C) 1997-2011 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_config.h"
    22 
    23 #include "SDL_clipboard.h"
    24 #include "SDL_sysvideo.h"
    25 
    26 
    27 int
    28 SDL_SetClipboardText(const char *text)
    29 {
    30     SDL_VideoDevice *_this = SDL_GetVideoDevice();
    31 
    32     if (!text) {
    33         text = "";
    34     }
    35     if (_this->SetClipboardText) {
    36         return _this->SetClipboardText(_this, text);
    37     } else {
    38         if (_this->clipboard_text) {
    39             SDL_free(_this->clipboard_text);
    40         }
    41         _this->clipboard_text = SDL_strdup(text);
    42         return 0;
    43     }
    44 }
    45 
    46 char *
    47 SDL_GetClipboardText(void)
    48 {
    49     SDL_VideoDevice *_this = SDL_GetVideoDevice();
    50 
    51     if (_this->GetClipboardText) {
    52         return _this->GetClipboardText(_this);
    53     } else {
    54         const char *text = _this->clipboard_text;
    55         if (!text) {
    56             text = "";
    57         }
    58         return SDL_strdup(text);
    59     }
    60 }
    61 
    62 SDL_bool
    63 SDL_HasClipboardText(void)
    64 {
    65     SDL_VideoDevice *_this = SDL_GetVideoDevice();
    66 
    67     if (_this->HasClipboardText) {
    68         return _this->HasClipboardText(_this);
    69     } else {
    70         if ((_this->clipboard_text) && (SDL_strlen(_this->clipboard_text)>0)) {
    71             return SDL_TRUE;
    72         } else {
    73             return SDL_FALSE;
    74         }
    75     }
    76 }
    77 
    78 /* vi: set ts=4 sw=4 expandtab: */