Changed Start/StopTextInput back to not take any parameters.
We call SDL_GetKeyboardFocus internally now.
2 SDL - Simple DirectMedia Layer
3 Copyright (C) 1997-2010 Sam Lantinga
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with this library; if not, write to the Free Software
17 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 #include "SDL_config.h"
24 #include "SDL_win32video.h"
26 #include "../../events/SDL_keyboard_c.h"
27 #include "../../events/scancodes_win32.h"
32 #ifndef MAPVK_VK_TO_VSC
33 #define MAPVK_VK_TO_VSC 0
35 #ifndef MAPVK_VSC_TO_VK
36 #define MAPVK_VSC_TO_VK 1
38 #ifndef MAPVK_VK_TO_CHAR
39 #define MAPVK_VK_TO_CHAR 2
42 /* Alphabetic scancodes for PC keyboards */
43 BYTE alpha_scancodes[26] = {
44 30, 48, 46, 32, 18, 33, 34, 35, 23, 36, 37, 38, 50, 49, 24,
45 25, 16, 19, 31, 20, 22, 47, 17, 45, 21, 44
48 BYTE keypad_scancodes[10] = {
49 82, 79, 80, 81, 75, 76, 77, 71, 72, 73
52 void IME_Disable(SDL_VideoData *videodata, HWND hwnd);
53 void IME_Enable(SDL_VideoData *videodata, HWND hwnd);
54 void IME_Init(SDL_VideoData *videodata, HWND hwnd);
55 void IME_Quit(SDL_VideoData *videodata);
58 WIN_InitKeyboard(_THIS)
60 SDL_VideoData *data = (SDL_VideoData *) _this->driverdata;
63 /* Make sure the alpha scancodes are correct. T isn't usually remapped */
64 if (MapVirtualKey('T', MAPVK_VK_TO_VSC) != alpha_scancodes['T' - 'A']) {
67 ("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");
69 for (i = 0; i < SDL_arraysize(alpha_scancodes); ++i) {
70 alpha_scancodes[i] = MapVirtualKey('A' + i, MAPVK_VK_TO_VSC);
72 printf("%d = %d\n", i, alpha_scancodes[i]);
76 if (MapVirtualKey(VK_NUMPAD0, MAPVK_VK_TO_VSC) != keypad_scancodes[0]) {
79 ("Fixing keypad scancode map!\nPlease send the following 10 lines of output to the SDL mailing list <sdl@libsdl.org>, including a description of your keyboard hardware.\n");
81 for (i = 0; i < SDL_arraysize(keypad_scancodes); ++i) {
83 MapVirtualKey(VK_NUMPAD0 + i, MAPVK_VK_TO_VSC);
85 printf("%d = %d\n", i, keypad_scancodes[i]);
90 data->key_layout = win32_scancode_table;
92 data->ime_com_initialized = SDL_FALSE;
93 data->ime_thread_mgr = 0;
94 data->ime_initialized = SDL_FALSE;
95 data->ime_enabled = SDL_FALSE;
96 data->ime_available = SDL_FALSE;
97 data->ime_hwnd_main = 0;
98 data->ime_hwnd_current = 0;
103 SDL_SetScancodeName(SDL_SCANCODE_APPLICATION, "Menu");
104 SDL_SetScancodeName(SDL_SCANCODE_LGUI, "Left Windows");
105 SDL_SetScancodeName(SDL_SCANCODE_RGUI, "Right Windows");
112 SDL_scancode scancode;
113 SDLKey keymap[SDL_NUM_SCANCODES];
115 SDL_GetDefaultKeymap(keymap);
117 for (i = 0; i < SDL_arraysize(win32_scancode_table); i++) {
119 /* Make sure this scancode is a valid character scancode */
120 scancode = win32_scancode_table[i];
121 if (scancode == SDL_SCANCODE_UNKNOWN ||
122 (keymap[scancode] & SDLK_SCANCODE_MASK)) {
126 /* Alphabetic keys are handled specially, since Windows remaps them */
127 if (i >= 'A' && i <= 'Z') {
128 BYTE vsc = alpha_scancodes[i - 'A'];
129 keymap[scancode] = MapVirtualKey(vsc, MAPVK_VSC_TO_VK) + 0x20;
131 keymap[scancode] = (MapVirtualKey(i, MAPVK_VK_TO_CHAR) & 0x7FFF);
134 SDL_SetKeymap(0, keymap, SDL_NUM_SCANCODES);
138 WIN_QuitKeyboard(_THIS)
140 IME_Quit((SDL_VideoData *)_this->driverdata);
144 WIN_StartTextInput(_THIS)
146 SDL_Window *window = SDL_GetKeyboardFocus();
149 HWND hwnd = ((SDL_WindowData *) window->driverdata)->hwnd;
150 SDL_VideoData *videodata = (SDL_VideoData *)_this->driverdata;
151 IME_Init(videodata, hwnd);
152 IME_Enable(videodata, hwnd);
157 WIN_StopTextInput(_THIS)
159 SDL_Window *window = SDL_GetKeyboardFocus();
162 HWND hwnd = ((SDL_WindowData *) window->driverdata)->hwnd;
163 SDL_VideoData *videodata = (SDL_VideoData *)_this->driverdata;
164 IME_Init(videodata, hwnd);
165 IME_Disable(videodata, hwnd);
170 WIN_SetTextInputRect(_THIS, SDL_Rect *rect)
176 IME_Disable(SDL_VideoData *videodata, HWND hwnd)
178 if (!videodata->ime_initialized || !videodata->ime_hwnd_current)
181 if (videodata->ime_hwnd_current == videodata->ime_hwnd_main)
182 ImmAssociateContext(videodata->ime_hwnd_current, NULL);
184 videodata->ime_enabled = SDL_FALSE;
188 IME_Enable(SDL_VideoData *videodata, HWND hwnd)
190 if (!videodata->ime_initialized || !videodata->ime_hwnd_current)
193 if (!videodata->ime_available) {
194 IME_Disable(videodata, hwnd);
197 if (videodata->ime_hwnd_current == videodata->ime_hwnd_main)
198 ImmAssociateContext(videodata->ime_hwnd_current, videodata->ime_himc);
200 videodata->ime_enabled = SDL_TRUE;
204 IME_Init(SDL_VideoData *videodata, HWND hwnd)
206 if (videodata->ime_initialized)
209 videodata->ime_hwnd_main = hwnd;
210 if (SUCCEEDED(CoInitializeEx(NULL, COINIT_APARTMENTTHREADED))) {
211 videodata->ime_com_initialized = SDL_TRUE;
212 CoCreateInstance(&CLSID_TF_ThreadMgr, NULL, CLSCTX_INPROC_SERVER, &IID_ITfThreadMgr, &videodata->ime_thread_mgr);
214 videodata->ime_initialized = SDL_TRUE;
215 videodata->ime_hwnd_current = videodata->ime_hwnd_main;
216 if (videodata->ime_thread_mgr) {
217 struct ITfDocumentMgr *document_mgr = 0;
218 if (SUCCEEDED(videodata->ime_thread_mgr->lpVtbl->AssociateFocus(videodata->ime_thread_mgr, hwnd, NULL, &document_mgr))) {
220 document_mgr->lpVtbl->Release(document_mgr);
223 videodata->ime_himc = ImmGetContext(hwnd);
224 ImmReleaseContext(hwnd, videodata->ime_himc);
225 if (!videodata->ime_himc) {
226 videodata->ime_available = SDL_FALSE;
227 IME_Disable(videodata, hwnd);
230 videodata->ime_available = SDL_TRUE;
231 IME_Disable(videodata, hwnd);
235 IME_Quit(SDL_VideoData *videodata)
237 if (!videodata->ime_initialized)
240 if (videodata->ime_hwnd_main)
241 ImmAssociateContext(videodata->ime_hwnd_main, videodata->ime_himc);
243 videodata->ime_hwnd_main = 0;
244 videodata->ime_himc = 0;
245 if (videodata->ime_thread_mgr)
247 videodata->ime_thread_mgr->lpVtbl->Release(videodata->ime_thread_mgr);
248 videodata->ime_thread_mgr = 0;
250 if (videodata->ime_com_initialized)
253 videodata->ime_com_initialized = SDL_FALSE;
255 videodata->ime_initialized = SDL_FALSE;
259 IME_HandleMessage(HWND hwnd, UINT msg, WPARAM wParam, LPARAM *lParam, SDL_VideoData *videodata)
261 SDL_bool trap = SDL_FALSE;
263 WCHAR Buffer[SDL_TEXTINPUTEVENT_TEXT_SIZE / 2];
264 if (!videodata->ime_initialized || !videodata->ime_available || !videodata->ime_enabled)
269 case WM_INPUTLANGCHANGE:
271 case WM_IME_SETCONTEXT:
274 case WM_IME_STARTCOMPOSITION:
277 case WM_IME_COMPOSITION:
279 himc = ImmGetContext(hwnd);
280 if (*lParam & GCS_RESULTSTR)
284 Length = ImmGetCompositionStringW(himc, GCS_RESULTSTR, Buffer, sizeof(Buffer) * sizeof(Buffer[0]));
285 Buffer[Length / sizeof(Buffer[0])] = 0;
286 s = WIN_StringToUTF8(Buffer);
287 SDL_SendKeyboardText(s);
290 if (*lParam & GCS_COMPSTR)
295 Length = ImmGetCompositionStringW(himc, GCS_COMPSTR, Buffer, sizeof(Buffer) * sizeof(Buffer[0]));
296 Buffer[Length / sizeof(Buffer[0])] = 0;
297 s = WIN_StringToUTF8(Buffer);
298 Cursor = LOWORD(ImmGetCompositionStringW(himc, GCS_CURSORPOS, 0, 0));
299 SDL_SendEditingText(s, Cursor, 0);
302 ImmReleaseContext(hwnd, himc);
304 case WM_IME_ENDCOMPOSITION:
305 SDL_SendKeyboardText("");
310 case IMN_SETCONVERSIONMODE:
312 case IMN_SETOPENSTATUS:
314 case IMN_OPENCANDIDATE:
315 case IMN_CHANGECANDIDATE:
318 case IMN_CLOSECANDIDATE:
332 /* vi: set ts=4 sw=4 expandtab: */