Mercurial > sdl-ios-xcode
diff src/video/win32/SDL_win32keyboard.c @ 2311:54e21acfec5a
Friggin' Windows remaps alphabetic keys based on keyboard layout.
We try to figure out what the actual layout independent values are.
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Sat, 09 Feb 2008 22:28:27 +0000 |
parents | 514f7c1651fc |
children | f537a293b3da |
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--- a/src/video/win32/SDL_win32keyboard.c Sat Feb 09 07:18:38 2008 +0000 +++ b/src/video/win32/SDL_win32keyboard.c Sat Feb 09 22:28:27 2008 +0000 @@ -26,17 +26,43 @@ #include "../../events/SDL_keyboard_c.h" #include "../../events/scancodes_win32.h" +#ifndef MAPVK_VK_TO_VSC +#define MAPVK_VK_TO_VSC 0 +#endif +#ifndef MAPVK_VSC_TO_VK +#define MAPVK_VSC_TO_VK 1 +#endif +#ifndef MAPVK_VK_TO_CHAR +#define MAPVK_VK_TO_CHAR 2 +#endif + +/* Alphabetic scancodes for PC keyboards */ +BYTE alpha_scancodes[26] = { + 30, 48, 46, 32, 18, 33, 34, 35, 23, 36, 37, 38, 50, 49, 24, + 25, 16, 19, 31, 20, 22, 47, 17, 45, 21, 44 +}; + void WIN_InitKeyboard(_THIS) { SDL_VideoData *data = (SDL_VideoData *) _this->driverdata; SDL_Keyboard keyboard; + int i; + + /* Make sure the alpha scancodes are correct. T isn't usually remapped */ + if (MapVirtualKey('T', MAPVK_VK_TO_VSC) != alpha_scancodes['T'-'A']) { +printf("Fixing alpha scancode map, assuming US QWERTY layout!\nPlease send the following 26 lines of output to the SDL mailing list <sdl@libsdl.org>, including a description of your keyboard hardware.\n"); + for (i = 0; i < SDL_arraysize(alpha_scancodes); ++i) { + alpha_scancodes[i] = MapVirtualKey('A'+i, MAPVK_VK_TO_VSC); +printf("%d = %d\n", i, alpha_scancodes[i]); + } + } data->key_layout = win32_scancode_table; SDL_zero(keyboard); data->keyboard = SDL_AddKeyboard(&keyboard, -1); - WIN_UpdateKeymap(_this); + WIN_UpdateKeymap(data->keyboard); SDL_SetScancodeName(SDL_SCANCODE_APPLICATION, "Menu"); SDL_SetScancodeName(SDL_SCANCODE_LGUI, "Left Windows"); @@ -44,9 +70,8 @@ } void -WIN_UpdateKeymap(_THIS) +WIN_UpdateKeymap(int keyboard) { - SDL_VideoData *data = (SDL_VideoData *) _this->driverdata; int i; SDL_scancode scancode; SDLKey keymap[SDL_NUM_SCANCODES]; @@ -61,12 +86,16 @@ (keymap[scancode] & SDLK_SCANCODE_MASK)) { continue; } -#ifndef MAPVK_VK_TO_CHAR -#define MAPVK_VK_TO_CHAR 2 -#endif - keymap[scancode] = (MapVirtualKey(i, MAPVK_VK_TO_CHAR) & 0x7FFF); + + /* Alphabetic keys are handled specially, since Windows remaps them */ + if (i >= 'A' && i <= 'Z') { + BYTE vsc = alpha_scancodes[i-'A']; + keymap[scancode] = MapVirtualKey(vsc, MAPVK_VSC_TO_VK) + 0x20; + } else { + keymap[scancode] = (MapVirtualKey(i, MAPVK_VK_TO_CHAR) & 0x7FFF); + } } - SDL_SetKeymap(data->keyboard, 0, keymap, SDL_NUM_SCANCODES); + SDL_SetKeymap(keyboard, 0, keymap, SDL_NUM_SCANCODES); } void