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Ensure WM_CHAR characters are parsed as UTF16, then translated to UTF8.

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casey langen 2022-12-26 18:56:07 -08:00
parent 1573ee0d35
commit a4f86a541a
1 changed files with 23 additions and 2 deletions
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23
src/3rdparty/win32_src/pdcurses/wingui/pdcscrn.c vendored
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@ -1903,8 +1903,29 @@ static LRESULT ALIGN_STACK CALLBACK WndProc (const HWND hwnd,
if( wParam == 3 && !SP->raw_inp) /* Ctrl-C hit */ if( wParam == 3 && !SP->raw_inp) /* Ctrl-C hit */
exit( 0); exit( 0);
if( wParam != 9 || !(GetKeyState( VK_SHIFT) & 0x8000)) if( wParam != 9 || !(GetKeyState( VK_SHIFT) & 0x8000))
if( !key_already_handled || last_key_handled != (int)wParam ) if (!key_already_handled || last_key_handled != (int)wParam) {
#if _UNICODE
/* if we are building against the unicode runtime, key messages
received by WM_CHAR will be UTF16 encoded; convert it to a
sequence UTF8 bytes and inject them one at a time.
see: https://learn.microsoft.com/en-us/windows/win32/inputdev/wm-char */
wchar_t utf16[3]; /* may be a surrogate pair */
utf16[0] = LOWORD(wParam);
utf16[1] = HIWORD(wParam);
utf16[2] = 0;
unsigned char utf8[4 + 4 + 1];
int size = WideCharToMultiByte(CP_UTF8, 0, utf16, -1, 0, 0, 0, 0);
if (size > 0 && sizeof(utf8)) {
utf8[0] = 0;
WideCharToMultiByte(CP_UTF8, 0, utf16, -1, utf8, size, 0, 0);
for (int i = 0; i < size - 1; i++) {
add_key_to_queue((int) utf8[i]);
}
}
#else
add_key_to_queue((int)wParam); add_key_to_queue((int)wParam);
#endif
}
key_already_handled = FALSE; key_already_handled = FALSE;
last_key_handled = 0; last_key_handled = 0;
return 0; return 0;