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(svn r25673) -Fix: [Win32] Use the right code page for converting ANSI strings into UTF-8 for non-Unicode builds. And don't crap out on DBCS code pages either.

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This commit is contained in:
michi_cc 2013-08-05 20:36:43 +00:00
parent d8fa0c7dd8
commit 6be5000eda
3 changed files with 36 additions and 72 deletions
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90
src/os/windows/win32.cpp
View File

@ -428,10 +428,6 @@ int APIENTRY WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLi
char *argv[64]; // max 64 command line arguments
char *cmdline;
#if !defined(UNICODE)
_codepage = GetACP(); // get system codepage as some kind of a default
#endif /* UNICODE */
CrashLog::InitialiseCrashLog();
#if defined(UNICODE)
@ -567,11 +563,11 @@ bool GetClipboardContents(char *buffer, size_t buff_len)
cbuf = GetClipboardData(CF_UNICODETEXT);
ptr = (const char*)GlobalLock(cbuf);
const char *ret = convert_from_fs((const wchar_t*)ptr, buffer, buff_len);
int out_len = WideCharToMultiByte(CP_UTF8, 0, (LPCWSTR)ptr, -1, buffer, (int)buff_len, NULL, NULL);
GlobalUnlock(cbuf);
CloseClipboard();
if (*ret == '\0') return false;
if (out_len == 0) return false;
#if !defined(UNICODE)
} else if (IsClipboardFormatAvailable(CF_TEXT)) {
OpenClipboard(NULL);
@ -613,26 +609,7 @@ void CSleep(int milliseconds)
const char *FS2OTTD(const TCHAR *name)
{
static char utf8_buf[512];
#if defined(UNICODE)
return convert_from_fs(name, utf8_buf, lengthof(utf8_buf));
#else
char *s = utf8_buf;
for (; *name != '\0'; name++) {
wchar_t w;
int len = MultiByteToWideChar(_codepage, 0, name, 1, &w, 1);
if (len != 1) {
DEBUG(misc, 0, "[utf8] M2W error converting '%c'. Errno %lu", *name, GetLastError());
continue;
}
if (s + Utf8CharLen(w) >= lastof(utf8_buf)) break;
s += Utf8Encode(s, w);
}
*s = '\0';
return utf8_buf;
#endif /* UNICODE */
}
/**
@ -645,33 +622,11 @@ const char *FS2OTTD(const TCHAR *name)
* this function. So if the value is needed for anything else, use convert_from_fs
* @param name pointer to a valid string that will be converted (UTF8)
* @return pointer to the converted string; if failed string is of zero-length
* @see the current code-page comes from video\win32_v.cpp, event-notification
* WM_INPUTLANGCHANGE
*/
const TCHAR *OTTD2FS(const char *name)
{
static TCHAR system_buf[512];
#if defined(UNICODE)
return convert_to_fs(name, system_buf, lengthof(system_buf));
#else
char *s = system_buf;
for (WChar c; (c = Utf8Consume(&name)) != '\0';) {
if (s >= lastof(system_buf)) break;
char mb;
int len = WideCharToMultiByte(_codepage, 0, (wchar_t*)&c, 1, &mb, 1, NULL, NULL);
if (len != 1) {
DEBUG(misc, 0, "[utf8] W2M error converting '0x%X'. Errno %lu", c, GetLastError());
continue;
}
*s++ = mb;
}
*s = '\0';
return system_buf;
#endif /* UNICODE */
}
@ -683,14 +638,26 @@ const TCHAR *OTTD2FS(const char *name)
* @param buflen length in characters of the receiving buffer
* @return pointer to utf8_buf. If conversion fails the string is of zero-length
*/
char *convert_from_fs(const wchar_t *name, char *utf8_buf, size_t buflen)
char *convert_from_fs(const TCHAR *name, char *utf8_buf, size_t buflen)
{
int len = WideCharToMultiByte(CP_UTF8, 0, name, -1, utf8_buf, (int)buflen, NULL, NULL);
if (len == 0) {
DEBUG(misc, 0, "[utf8] W2M error converting wide-string. Errno %lu", GetLastError());
#if defined(UNICODE)
const WCHAR *wide_buf = name;
#else
/* Convert string from the local codepage to UTF-16. */
int wide_len = MultiByteToWideChar(CP_ACP, 0, name, -1, NULL, 0);
if (wide_len == 0) {
utf8_buf[0] = '\0';
return utf8_buf;
}
WCHAR *wide_buf = AllocaM(WCHAR, wide_len);
MultiByteToWideChar(CP_ACP, 0, name, -1, wide_buf, wide_len);
#endif
/* Convert UTF-16 string to UTF-8. */
int len = WideCharToMultiByte(CP_UTF8, 0, wide_buf, -1, utf8_buf, (int)buflen, NULL, NULL);
if (len == 0) utf8_buf[0] = '\0';
return utf8_buf;
}
@ -704,15 +671,26 @@ char *convert_from_fs(const wchar_t *name, char *utf8_buf, size_t buflen)
* @param buflen length in wide characters of the receiving buffer
* @return pointer to utf16_buf. If conversion fails the string is of zero-length
*/
wchar_t *convert_to_fs(const char *name, wchar_t *utf16_buf, size_t buflen)
TCHAR *convert_to_fs(const char *name, TCHAR *system_buf, size_t buflen)
{
int len = MultiByteToWideChar(CP_UTF8, 0, name, -1, utf16_buf, (int)buflen);
#if defined(UNICODE)
int len = MultiByteToWideChar(CP_UTF8, 0, name, -1, system_buf, (int)buflen);
if (len == 0) system_buf[0] = '\0';
#else
int len = MultiByteToWideChar(CP_UTF8, 0, name, -1, NULL, 0);
if (len == 0) {
DEBUG(misc, 0, "[utf8] M2W error converting '%s'. Errno %lu", name, GetLastError());
utf16_buf[0] = '\0';
system_buf[0] = '\0';
return system_buf;
}
return utf16_buf;
WCHAR *wide_buf = AllocaM(WCHAR, len);
MultiByteToWideChar(CP_UTF8, 0, name, -1, wide_buf, len);
len = WideCharToMultiByte(CP_ACP, 0, wide_buf, len, system_buf, (int)buflen, NULL, NULL);
if (len == 0) system_buf[0] = '\0';
#endif
return system_buf;
}
/**

4
src/os/windows/win32.h
View File

@ -18,8 +18,8 @@ bool MyShowCursor(bool show, bool toggle = false);
typedef void (*Function)(int);
bool LoadLibraryList(Function proc[], const char *dll);
char *convert_from_fs(const wchar_t *name, char *utf8_buf, size_t buflen);
wchar_t *convert_to_fs(const char *name, wchar_t *utf16_buf, size_t buflen);
char *convert_from_fs(const TCHAR *name, char *utf8_buf, size_t buflen);
TCHAR *convert_to_fs(const char *name, TCHAR *utf16_buf, size_t buflen);
/* Function shortcuts for UTF-8 <> UNICODE conversion. When unicode is not
* defined these macros return the string passed to them, with UNICODE

14
src/video/win32_v.cpp
View File

@ -50,9 +50,6 @@ bool _window_maximize;
uint _display_hz;
uint _fullscreen_bpp;
static Dimension _bck_resolution;
#if !defined(UNICODE)
uint _codepage;
#endif
/** Whether the drawing is/may be done in a separate thread. */
static bool _draw_threaded;
@ -605,17 +602,6 @@ static LRESULT CALLBACK WndProcGdi(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lP
return 0;
}
#if !defined(UNICODE)
case WM_INPUTLANGCHANGE: {
TCHAR locale[6];
LCID lcid = GB(lParam, 0, 16);
int len = GetLocaleInfo(lcid, LOCALE_IDEFAULTANSICODEPAGE, locale, lengthof(locale));
if (len != 0) _codepage = _ttoi(locale);
return 1;
}
#endif /* UNICODE */
case WM_DEADCHAR:
console = GB(lParam, 16, 8) == 41;
return 0;