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Viewing changes to src/video/wincommon/SDL_syswm.c

  • Committer: Bazaar Package Importer
  • Author(s): Steve Kowalik
  • Date: 2008-01-05 14:10:45 UTC
  • mto: (2.1.3 lenny)
  • mto: This revision was merged to the branch mainline in revision 16.
  • Revision ID: james.westby@ubuntu.com-20080105141045-mjdg2rp09mamme4a
Tags: upstream-1.2.13
Import upstream version 1.2.13

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src/video/wincommon/SDL_syswm.c
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        SetWindowText(SDL_Window, lpszW);
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        SDL_free(lpszW);
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#else
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        /*
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         * Try loading SetWindowTextW from kernel32.dll first, and if it exists,
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         *  pass the UCS-2 string to it. If it doesn't, use
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         *  WideCharToMultiByte(CP_ACP) and hope that the codepage can support the
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         *  string data in question. This lets us keep binary compatibility with
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         *  Win95/98/ME but still use saner Unicode on NT-based Windows.
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         */
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        static int tried_loading = 0;
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        static PtrSetWindowTextW swtw = NULL;
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        Uint16 *lpsz = SDL_iconv_utf8_ucs2(title);
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        if (!tried_loading) {
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                HMODULE dll = LoadLibrary("user32.dll");
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                if (dll != NULL) {
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                        swtw = (PtrSetWindowTextW) GetProcAddress(dll, "SetWindowTextW");
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                        if (swtw == NULL) {
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                                FreeLibrary(dll);
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                        }
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                }
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                tried_loading = 1;
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        }
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        if (swtw != NULL) {
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                swtw(SDL_Window, lpsz);
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        } else {
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                size_t len = WideCharToMultiByte(CP_ACP, 0, lpsz, -1, NULL, 0, NULL, NULL);
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                char *cvt = SDL_malloc(len + 1);
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                WideCharToMultiByte(CP_ACP, 0, lpsz, -1, cvt, len, NULL, NULL);
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                SetWindowText(SDL_Window, cvt);
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                SDL_free(cvt);
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        }
 
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        size_t len = WideCharToMultiByte(CP_ACP, 0, lpsz, -1, NULL, 0, NULL, NULL);
 
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        char *cvt = SDL_stack_alloc(char, len + 1);
 
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        WideCharToMultiByte(CP_ACP, 0, lpsz, -1, cvt, len, NULL, NULL);
 
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        SetWindowText(SDL_Window, cvt);
 
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        SDL_stack_free(cvt);
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        SDL_free(lpsz);
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#endif
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}