Mercurial > sdl-ios-xcode
annotate src/video/windx5/SDL_dx5events.c @ 297:f6ffac90895c
Updated copyright information for 2002
| author | Sam Lantinga <slouken@libsdl.org> |
|---|---|
| date | Wed, 06 Mar 2002 11:23:08 +0000 |
| parents | 9a02597bc1b0 |
| children | 1b5457c0a8ad |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 SDL - Simple DirectMedia Layer | |
|
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Updated copyright information for 2002
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3 Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Sam Lantinga |
| 0 | 4 |
| 5 This library is free software; you can redistribute it and/or | |
| 6 modify it under the terms of the GNU Library General Public | |
| 7 License as published by the Free Software Foundation; either | |
| 8 version 2 of the License, or (at your option) any later version. | |
| 9 | |
| 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 Library General Public License for more details. | |
| 14 | |
| 15 You should have received a copy of the GNU Library General Public | |
| 16 License along with this library; if not, write to the Free | |
| 17 Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
| 18 | |
| 19 Sam Lantinga | |
|
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20 slouken@libsdl.org |
| 0 | 21 */ |
| 22 | |
| 23 #ifdef SAVE_RCSID | |
| 24 static char rcsid = | |
| 25 "@(#) $Id$"; | |
| 26 #endif | |
| 27 | |
| 28 /* CAUTION!!!! If you modify this file, check ../windib/SDL_sysevents.c */ | |
| 29 | |
| 30 #include "directx.h" | |
| 31 | |
| 32 #include <stdio.h> | |
| 33 #include "SDL_events.h" | |
| 34 #include "SDL_video.h" | |
| 35 #include "SDL_error.h" | |
| 36 #include "SDL_syswm.h" | |
| 37 #include "SDL_sysevents.h" | |
| 38 #include "SDL_events_c.h" | |
| 39 #include "SDL_lowvideo.h" | |
| 40 #include "SDL_dx5video.h" | |
| 41 | |
| 42 #ifndef WM_APP | |
| 43 #define WM_APP 0x8000 | |
| 44 #endif | |
| 45 | |
| 46 /* The keyboard and mouse device input */ | |
| 47 #define MAX_INPUTS 16 /* Maximum of 16-1 input devices */ | |
| 48 #define INPUT_QSIZE 32 /* Buffer up to 32 input messages */ | |
| 49 | |
| 50 static LPDIRECTINPUT dinput = NULL; | |
| 51 static LPDIRECTINPUTDEVICE2 SDL_DIdev[MAX_INPUTS]; | |
| 52 static HANDLE SDL_DIevt[MAX_INPUTS]; | |
| 53 static void (*SDL_DIfun[MAX_INPUTS])(const int, DIDEVICEOBJECTDATA *); | |
| 54 static int SDL_DIndev = 0; | |
| 55 static int mouse_lost; | |
| 56 static int mouse_pressed; | |
| 57 | |
| 58 /* The translation table from a DirectInput scancode to an SDL keysym */ | |
| 59 static SDLKey DIK_keymap[256]; | |
| 60 static SDL_keysym *TranslateKey(UINT scancode, SDL_keysym *keysym, int pressed); | |
| 61 | |
|
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62 /* DJM: If the user setup the window for us, we want to save his window proc, |
|
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63 and give him a chance to handle some messages. */ |
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64 static WNDPROC userWindowProc = NULL; |
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65 |
| 0 | 66 /* Convert a DirectInput return code to a text message */ |
| 67 static void SetDIerror(char *function, int code) | |
| 68 { | |
| 69 static char *error; | |
| 70 static char errbuf[BUFSIZ]; | |
| 71 | |
| 72 errbuf[0] = 0; | |
| 73 switch (code) { | |
| 74 case DIERR_GENERIC: | |
| 75 error = "Undefined error!"; | |
| 76 break; | |
| 77 case DIERR_OLDDIRECTINPUTVERSION: | |
| 78 error = "Your version of DirectInput needs upgrading"; | |
| 79 break; | |
| 80 case DIERR_INVALIDPARAM: | |
| 81 error = "Invalid parameters"; | |
| 82 break; | |
| 83 case DIERR_OUTOFMEMORY: | |
| 84 error = "Out of memory"; | |
| 85 break; | |
| 86 case DIERR_DEVICENOTREG: | |
| 87 error = "Device not registered"; | |
| 88 break; | |
| 89 case DIERR_NOINTERFACE: | |
| 90 error = "Interface not supported"; | |
| 91 break; | |
| 92 case DIERR_NOTINITIALIZED: | |
| 93 error = "Device not initialized"; | |
| 94 break; | |
| 95 default: | |
| 96 sprintf(errbuf, "%s: Unknown DirectInput error: 0x%x", | |
| 97 function, code); | |
| 98 break; | |
| 99 } | |
| 100 if ( ! errbuf[0] ) { | |
| 101 sprintf(errbuf, "%s: %s", function, error); | |
| 102 } | |
| 103 SDL_SetError("%s", errbuf); | |
| 104 return; | |
| 105 } | |
| 106 | |
| 107 /* Initialize DirectInput | |
| 108 Note: If NONEXCLUSIVE access is requested for the devices, normal | |
| 109 windows input messages will continue to be generated for that | |
| 110 input device, in addition to DirectInput messages. | |
| 111 */ | |
| 112 static void handle_keyboard(const int numevents, DIDEVICEOBJECTDATA *events); | |
| 113 static void handle_mouse(const int numevents, DIDEVICEOBJECTDATA *events); | |
| 114 struct { | |
| 115 char *name; | |
| 116 REFGUID guid; | |
| 117 LPCDIDATAFORMAT format; | |
| 118 DWORD win_level; | |
| 119 DWORD raw_level; | |
| 120 void (*fun)(const int numevents, DIDEVICEOBJECTDATA *events); | |
| 121 } inputs[] = { | |
| 122 { "keyboard", | |
| 123 &GUID_SysKeyboard, &c_dfDIKeyboard, | |
| 124 (DISCL_FOREGROUND|DISCL_NONEXCLUSIVE), | |
| 125 (DISCL_FOREGROUND|DISCL_NONEXCLUSIVE), handle_keyboard }, | |
| 126 { "mouse", | |
| 127 &GUID_SysMouse, &c_dfDIMouse, | |
| 128 (DISCL_FOREGROUND|DISCL_NONEXCLUSIVE), | |
| 129 (DISCL_FOREGROUND|DISCL_EXCLUSIVE), handle_mouse }, | |
| 130 { NULL, NULL, NULL, 0, 0, NULL } | |
| 131 }; | |
| 132 | |
| 133 static int DX5_DInputInit(_THIS) | |
| 134 { | |
| 135 int i; | |
| 136 LPDIRECTINPUTDEVICE device; | |
| 137 HRESULT result; | |
| 138 DIPROPDWORD dipdw; | |
| 139 | |
| 140 /* Create the DirectInput object */ | |
| 141 result = DInputCreate(SDL_Instance, DIRECTINPUT_VERSION, | |
| 142 &dinput, NULL); | |
| 143 if ( result != DI_OK ) { | |
| 144 SetDIerror("DirectInputCreate", result); | |
| 145 return(-1); | |
| 146 } | |
| 147 | |
| 148 /* Create all of our registered input devices */ | |
| 149 SDL_DIndev = 0; | |
| 150 for ( i=0; inputs[i].name; ++i ) { | |
| 151 /* Create the DirectInput device */ | |
| 152 result = IDirectInput_CreateDevice(dinput, inputs[i].guid, | |
| 153 &device, NULL); | |
| 154 if ( result != DI_OK ) { | |
| 155 SetDIerror("DirectInput::CreateDevice", result); | |
| 156 return(-1); | |
| 157 } | |
| 158 result = IDirectInputDevice_QueryInterface(device, | |
| 159 &IID_IDirectInputDevice2, (LPVOID *)&SDL_DIdev[i]); | |
| 160 IDirectInputDevice_Release(device); | |
| 161 if ( result != DI_OK ) { | |
| 162 SetDIerror("DirectInputDevice::QueryInterface", result); | |
| 163 return(-1); | |
| 164 } | |
| 165 result = IDirectInputDevice2_SetCooperativeLevel(SDL_DIdev[i], | |
| 166 SDL_Window, inputs[i].win_level); | |
| 167 if ( result != DI_OK ) { | |
| 168 SetDIerror("DirectInputDevice::SetCooperativeLevel", | |
| 169 result); | |
| 170 return(-1); | |
| 171 } | |
| 172 result = IDirectInputDevice2_SetDataFormat(SDL_DIdev[i], | |
| 173 inputs[i].format); | |
| 174 if ( result != DI_OK ) { | |
| 175 SetDIerror("DirectInputDevice::SetDataFormat", result); | |
| 176 return(-1); | |
| 177 } | |
| 178 | |
| 179 /* Set buffered input -- we aren't polling */ | |
| 180 memset(&dipdw, 0, sizeof(dipdw)); | |
| 181 dipdw.diph.dwSize = sizeof(dipdw); | |
| 182 dipdw.diph.dwHeaderSize = sizeof(dipdw.diph); | |
| 183 dipdw.diph.dwObj = 0; | |
| 184 dipdw.diph.dwHow = DIPH_DEVICE; | |
| 185 dipdw.dwData = INPUT_QSIZE; | |
| 186 result = IDirectInputDevice2_SetProperty(SDL_DIdev[i], | |
| 187 DIPROP_BUFFERSIZE, &dipdw.diph); | |
| 188 if ( result != DI_OK ) { | |
| 189 SetDIerror("DirectInputDevice::SetProperty", result); | |
| 190 return(-1); | |
| 191 } | |
| 192 | |
| 193 /* Create an event to be signaled when input is ready */ | |
| 194 SDL_DIevt[i] = CreateEvent(NULL, FALSE, FALSE, NULL); | |
| 195 if ( SDL_DIevt[i] == NULL ) { | |
| 196 SDL_SetError("Couldn't create DirectInput event"); | |
| 197 return(-1); | |
| 198 } | |
| 199 result = IDirectInputDevice2_SetEventNotification(SDL_DIdev[i], | |
| 200 SDL_DIevt[i]); | |
| 201 if ( result != DI_OK ) { | |
| 202 SetDIerror("DirectInputDevice::SetEventNotification", | |
| 203 result); | |
| 204 return(-1); | |
| 205 } | |
| 206 SDL_DIfun[i] = inputs[i].fun; | |
| 207 | |
| 208 /* Acquire the device for input */ | |
| 209 IDirectInputDevice2_Acquire(SDL_DIdev[i]); | |
| 210 | |
| 211 /* Increment the number of devices we have */ | |
| 212 ++SDL_DIndev; | |
| 213 } | |
| 214 mouse_pressed = 0; | |
| 215 | |
| 216 /* DirectInput is ready! */ | |
| 217 return(0); | |
| 218 } | |
| 219 | |
| 220 /* Change cooperative level based on whether or not we are fullscreen */ | |
| 221 void DX5_DInputReset(_THIS, int fullscreen) | |
| 222 { | |
| 223 DWORD level; | |
| 224 int i; | |
| 225 HRESULT result; | |
| 226 | |
| 227 for ( i=0; i<MAX_INPUTS; ++i ) { | |
| 228 if ( SDL_DIdev[i] != NULL ) { | |
| 229 if ( fullscreen ) { | |
| 230 level = inputs[i].raw_level; | |
| 231 } else { | |
| 232 level = inputs[i].win_level; | |
| 233 } | |
| 234 IDirectInputDevice2_Unacquire(SDL_DIdev[i]); | |
| 235 result = IDirectInputDevice2_SetCooperativeLevel( | |
| 236 SDL_DIdev[i], SDL_Window, level); | |
| 237 IDirectInputDevice2_Acquire(SDL_DIdev[i]); | |
| 238 if ( result != DI_OK ) { | |
| 239 SetDIerror( | |
| 240 "DirectInputDevice::SetCooperativeLevel", result); | |
| 241 } | |
| 242 } | |
| 243 } | |
| 244 mouse_lost = 1; | |
| 245 } | |
| 246 | |
| 247 /* Clean up DirectInput */ | |
| 248 static void DX5_DInputQuit(_THIS) | |
| 249 { | |
| 250 int i; | |
| 251 | |
| 252 if ( dinput != NULL ) { | |
| 253 /* Close and release all DirectInput devices */ | |
| 254 for ( i=0; i<MAX_INPUTS; ++i ) { | |
| 255 if ( SDL_DIdev[i] != NULL ) { | |
| 256 IDirectInputDevice2_Unacquire(SDL_DIdev[i]); | |
| 257 IDirectInputDevice2_SetEventNotification( | |
| 258 SDL_DIdev[i], NULL); | |
| 259 if ( SDL_DIevt[i] != NULL ) { | |
| 260 CloseHandle(SDL_DIevt[i]); | |
| 261 SDL_DIevt[i] = NULL; | |
| 262 } | |
| 263 IDirectInputDevice2_Release(SDL_DIdev[i]); | |
| 264 SDL_DIdev[i] = NULL; | |
| 265 } | |
| 266 } | |
| 267 /* Release DirectInput */ | |
| 268 IDirectInput_Release(dinput); | |
| 269 dinput = NULL; | |
| 270 } | |
| 271 } | |
| 272 | |
| 273 /* Flag to tell SDL whether or not we queued an event */ | |
| 274 static int posted = 0; | |
| 275 | |
| 276 /* Input event handler functions */ | |
| 277 static void handle_keyboard(const int numevents, DIDEVICEOBJECTDATA *keybuf) | |
| 278 { | |
| 279 int i; | |
| 280 SDL_keysym keysym; | |
| 281 | |
| 282 /* Translate keyboard messages */ | |
| 283 for ( i=0; i<numevents; ++i ) { | |
| 284 if ( keybuf[i].dwData & 0x80 ) { | |
| 285 posted = SDL_PrivateKeyboard(SDL_PRESSED, | |
| 286 TranslateKey(keybuf[i].dwOfs, &keysym, 1)); | |
| 287 } else { | |
| 288 posted = SDL_PrivateKeyboard(SDL_RELEASED, | |
| 289 TranslateKey(keybuf[i].dwOfs, &keysym, 0)); | |
| 290 } | |
| 291 } | |
| 292 } | |
| 293 static void handle_mouse(const int numevents, DIDEVICEOBJECTDATA *ptrbuf) | |
| 294 { | |
| 295 int i; | |
| 296 Sint16 xrel, yrel; | |
| 297 Uint8 state; | |
| 298 Uint8 button; | |
| 299 | |
| 300 /* If we are in windowed mode, Windows is taking care of the mouse */ | |
| 301 if ( ! (SDL_PublicSurface->flags & SDL_FULLSCREEN) ) { | |
| 302 return; | |
| 303 } | |
| 304 | |
| 305 /* If the mouse was lost, regain some sense of mouse state */ | |
| 306 if ( mouse_lost ) { | |
| 307 POINT mouse_pos; | |
| 308 Uint8 old_state; | |
| 309 Uint8 new_state; | |
| 310 | |
| 311 /* Set ourselves up with the current cursor position */ | |
| 312 GetCursorPos(&mouse_pos); | |
| 313 ScreenToClient(SDL_Window, &mouse_pos); | |
| 314 posted = SDL_PrivateMouseMotion(0, 0, | |
| 315 (Sint16)mouse_pos.x, (Sint16)mouse_pos.y); | |
| 316 | |
| 317 /* Check for mouse button changes */ | |
| 318 old_state = SDL_GetMouseState(NULL, NULL); | |
| 319 new_state = 0; | |
| 320 { /* Get the new DirectInput button state for the mouse */ | |
| 321 DIMOUSESTATE distate; | |
| 322 HRESULT result; | |
| 323 | |
| 324 result=IDirectInputDevice2_GetDeviceState(SDL_DIdev[1], | |
| 325 sizeof(distate), &distate); | |
| 326 if ( result != DI_OK ) { | |
| 327 /* Try again next time */ | |
| 328 SetDIerror( | |
| 329 "IDirectInputDevice2::GetDeviceState", result); | |
| 330 return; | |
| 331 } | |
| 332 for ( i=3; i>=0; --i ) { | |
| 333 if ( (distate.rgbButtons[i]&0x80) == 0x80 ) { | |
| 334 new_state |= 0x01; | |
| 335 } | |
| 336 new_state <<= 1; | |
| 337 } | |
| 338 } | |
| 339 for ( i=0; i<8; ++i ) { | |
| 340 if ( (old_state&0x01) != (new_state&0x01) ) { | |
| 341 button = (Uint8)(i+1); | |
| 342 /* Button #2 on two button mice is button 3 | |
| 343 (the middle button is button 2) | |
| 344 */ | |
| 345 if ( button == 2 ) { | |
| 346 button = 3; | |
| 347 } else | |
| 348 if ( button == 3 ) { | |
| 349 button = 2; | |
| 350 } | |
| 351 if ( new_state & 0x01 ) { | |
| 352 /* Grab mouse so we get mouse-up */ | |
| 353 if ( ++mouse_pressed > 0 ) { | |
| 354 SetCapture(SDL_Window); | |
| 355 } | |
| 356 state = SDL_PRESSED; | |
| 357 } else { | |
| 358 /* Release mouse after all mouse-ups */ | |
| 359 if ( --mouse_pressed <= 0 ) { | |
| 360 ReleaseCapture(); | |
| 361 mouse_pressed = 0; | |
| 362 } | |
| 363 state = SDL_RELEASED; | |
| 364 } | |
| 365 posted = SDL_PrivateMouseButton(state, button, | |
| 366 0, 0); | |
| 367 } | |
| 368 old_state >>= 1; | |
| 369 new_state >>= 1; | |
| 370 } | |
| 371 mouse_lost = 0; | |
| 372 return; | |
| 373 } | |
| 374 | |
| 375 /* Translate mouse messages */ | |
| 376 xrel = 0; | |
| 377 yrel = 0; | |
| 378 for ( i=0; i<(int)numevents; ++i ) { | |
| 379 switch (ptrbuf[i].dwOfs) { | |
| 380 case DIMOFS_X: | |
| 381 xrel += (Sint16)ptrbuf[i].dwData; | |
| 382 break; | |
| 383 case DIMOFS_Y: | |
| 384 yrel += (Sint16)ptrbuf[i].dwData; | |
| 385 break; | |
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386 case DIMOFS_Z: |
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387 if ( xrel || yrel ) { |
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388 posted = SDL_PrivateMouseMotion( |
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389 0, 1, xrel, yrel); |
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390 xrel = 0; |
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391 yrel = 0; |
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392 } |
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393 if((int)ptrbuf[i].dwData > 0) |
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394 posted = SDL_PrivateMouseButton( |
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395 SDL_PRESSED, 4, 0, 0); |
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396 else if((int)ptrbuf[i].dwData < 0) |
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397 posted = SDL_PrivateMouseButton( |
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398 SDL_PRESSED, 5, 0, 0); |
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399 break; |
| 0 | 400 case DIMOFS_BUTTON0: |
| 401 case DIMOFS_BUTTON1: | |
| 402 case DIMOFS_BUTTON2: | |
| 403 case DIMOFS_BUTTON3: | |
| 404 if ( xrel || yrel ) { | |
| 405 posted = SDL_PrivateMouseMotion( | |
| 406 0, 1, xrel, yrel); | |
| 407 xrel = 0; | |
| 408 yrel = 0; | |
| 409 } | |
| 410 button = (Uint8)(ptrbuf[i].dwOfs-DIMOFS_BUTTON0)+1; | |
| 411 /* Button #2 on two button mice is button 3 | |
| 412 (the middle button is button 2) | |
| 413 */ | |
| 414 if ( button == 2 ) { | |
| 415 button = 3; | |
| 416 } else | |
| 417 if ( button == 3 ) { | |
| 418 button = 2; | |
| 419 } | |
| 420 if ( ptrbuf[i].dwData & 0x80 ) { | |
| 421 /* Grab mouse so we get mouse-up */ | |
| 422 if ( ++mouse_pressed > 0 ) { | |
| 423 SetCapture(SDL_Window); | |
| 424 } | |
| 425 state = SDL_PRESSED; | |
| 426 } else { | |
| 427 /* Release mouse after all mouse-ups */ | |
| 428 if ( --mouse_pressed <= 0 ) { | |
| 429 ReleaseCapture(); | |
| 430 mouse_pressed = 0; | |
| 431 } | |
| 432 state = SDL_RELEASED; | |
| 433 } | |
| 434 posted = SDL_PrivateMouseButton(state, button, | |
| 435 0, 0); | |
| 436 break; | |
| 437 } | |
| 438 } | |
| 439 if ( xrel || yrel ) { | |
| 440 posted = SDL_PrivateMouseMotion( 0, 1, xrel, yrel); | |
| 441 } | |
| 442 } | |
| 443 | |
| 444 /* The main Win32 event handler */ | |
| 445 LONG | |
| 446 DX5_HandleMessage(_THIS, HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam) | |
| 447 { | |
| 448 switch (msg) { | |
| 449 case WM_ACTIVATEAPP: { | |
| 450 int i, active; | |
| 451 | |
| 452 active = (wParam && (GetForegroundWindow() == hwnd)); | |
| 453 if ( active ) { | |
| 454 for ( i=0; SDL_DIdev[i]; ++i ) { | |
| 455 IDirectInputDevice2_Acquire( | |
| 456 SDL_DIdev[i]); | |
| 457 } | |
| 458 } else { | |
| 459 for ( i=0; SDL_DIdev[i]; ++i ) { | |
| 460 IDirectInputDevice2_Unacquire( | |
| 461 SDL_DIdev[i]); | |
| 462 } | |
| 463 mouse_lost = 1; | |
| 464 } | |
| 465 } | |
| 466 break; | |
| 467 | |
| 468 case WM_DISPLAYCHANGE: { | |
| 469 WORD BitsPerPixel; | |
| 470 WORD SizeX, SizeY; | |
| 471 | |
| 472 /* Ack! The display changed size and/or depth! */ | |
| 473 SizeX = LOWORD(lParam); | |
| 474 SizeY = HIWORD(lParam); | |
| 475 BitsPerPixel = wParam; | |
| 476 /* We cause this message when we go fullscreen */ | |
| 477 } | |
| 478 break; | |
| 479 | |
| 480 /* The keyboard is handled via DirectInput */ | |
| 481 case WM_SYSKEYUP: | |
| 482 case WM_SYSKEYDOWN: | |
| 483 case WM_KEYUP: | |
| 484 case WM_KEYDOWN: { | |
| 485 /* Ignore windows keyboard messages */; | |
| 486 } | |
| 487 return(0); | |
| 488 | |
| 489 /* Don't allow screen savers or monitor power downs. | |
| 490 This is because they quietly clear DirectX surfaces. | |
| 491 It would be better to allow the application to | |
| 492 decide whether or not to blow these off, but the | |
| 493 semantics of SDL_PrivateSysWMEvent() don't allow | |
| 494 the application that choice. | |
| 495 */ | |
| 496 case WM_SYSCOMMAND: { | |
| 497 if ((wParam&0xFFF0)==SC_SCREENSAVE || | |
| 498 (wParam&0xFFF0)==SC_MONITORPOWER) | |
| 499 return(0); | |
| 500 } | |
| 501 goto custom_processing; | |
| 502 break; | |
| 503 | |
| 504 default: { | |
| 505 custom_processing: | |
| 506 /* Only post the event if we're watching for it */ | |
| 507 if ( SDL_ProcessEvents[SDL_SYSWMEVENT] == SDL_ENABLE ) { | |
| 508 SDL_SysWMmsg wmmsg; | |
| 509 | |
| 510 SDL_VERSION(&wmmsg.version); | |
| 511 wmmsg.hwnd = hwnd; | |
| 512 wmmsg.msg = msg; | |
| 513 wmmsg.wParam = wParam; | |
| 514 wmmsg.lParam = lParam; | |
| 515 posted = SDL_PrivateSysWMEvent(&wmmsg); | |
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516 |
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517 /* DJM: If the user isn't watching for private messages in her |
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518 SDL event loop, then pass it along to any win32 specific |
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519 window proc. |
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520 */ |
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521 } else if (userWindowProc) { |
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522 return userWindowProc(hwnd, msg, wParam, lParam); |
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523 } |
| 0 | 524 } |
| 525 break; | |
| 526 } | |
| 527 return(DefWindowProc(hwnd, msg, wParam, lParam)); | |
| 528 } | |
| 529 | |
| 530 /* This function checks the windows message queue and DirectInput and returns | |
| 531 1 if there was input, 0 if there was no input, or -1 if the application has | |
| 532 posted a quit message. | |
| 533 */ | |
| 534 static int DX5_CheckInput(_THIS, int timeout) | |
| 535 { | |
| 536 MSG msg; | |
| 537 int i; | |
| 538 HRESULT result; | |
| 539 DWORD event; | |
| 540 | |
| 541 /* Check the normal windows queue (highest preference) */ | |
| 542 posted = 0; | |
| 543 while ( ! posted && | |
| 544 PeekMessage(&msg, NULL, 0, (WM_APP-1), PM_NOREMOVE) ) { | |
| 545 if ( GetMessage(&msg, NULL, 0, (WM_APP-1)) > 0 ) { | |
| 546 DispatchMessage(&msg); | |
| 547 } else { | |
| 548 return(-1); | |
| 549 } | |
| 550 } | |
| 551 if ( posted ) { | |
| 552 return(1); | |
| 553 } | |
| 554 | |
| 555 /* Pump the DirectInput flow */ | |
| 556 if ( SDL_GetAppState() & SDL_APPINPUTFOCUS ) { | |
| 557 for ( i=0; i<SDL_DIndev; ++i ) { | |
| 558 result = IDirectInputDevice2_Poll(SDL_DIdev[i]); | |
| 559 if ( (result == DIERR_INPUTLOST) || | |
| 560 (result == DIERR_NOTACQUIRED) ) { | |
| 561 if ( strcmp(inputs[i].name, "mouse") == 0 ) { | |
| 562 mouse_lost = 1; | |
| 563 } | |
| 564 IDirectInputDevice2_Acquire(SDL_DIdev[i]); | |
| 565 IDirectInputDevice2_Poll(SDL_DIdev[i]); | |
| 566 } | |
| 567 } | |
| 568 } | |
| 569 | |
| 570 /* Wait for messages and input events */ | |
| 571 event = MsgWaitForMultipleObjects(SDL_DIndev, SDL_DIevt, FALSE, | |
| 572 timeout, QS_ALLEVENTS); | |
| 573 if ((event >= WAIT_OBJECT_0) && (event < (WAIT_OBJECT_0+SDL_DIndev))) { | |
| 574 DWORD numevents; | |
| 575 DIDEVICEOBJECTDATA evtbuf[INPUT_QSIZE]; | |
| 576 | |
| 577 event -= WAIT_OBJECT_0; | |
| 578 numevents = INPUT_QSIZE; | |
| 579 result = IDirectInputDevice2_GetDeviceData( | |
| 580 SDL_DIdev[event], sizeof(DIDEVICEOBJECTDATA), | |
| 581 evtbuf, &numevents, 0); | |
| 582 if ( (result == DIERR_INPUTLOST) || | |
| 583 (result == DIERR_NOTACQUIRED) ) { | |
| 584 if ( strcmp(inputs[event].name, "mouse") == 0 ) { | |
| 585 mouse_lost = 1; | |
| 586 } | |
| 587 IDirectInputDevice2_Acquire(SDL_DIdev[event]); | |
| 588 result = IDirectInputDevice2_GetDeviceData( | |
| 589 SDL_DIdev[event], sizeof(DIDEVICEOBJECTDATA), | |
| 590 evtbuf, &numevents, 0); | |
| 591 } | |
| 592 /* Handle the events */ | |
| 593 if ( result == DI_OK ) { | |
| 594 /* Note: This can post multiple events to event queue | |
| 595 */ | |
| 596 (*SDL_DIfun[event])((int)numevents, evtbuf); | |
| 597 return(1); | |
| 598 } | |
| 599 } | |
| 600 if ( event != WAIT_TIMEOUT ) { | |
| 601 /* Maybe there was a windows message? */ | |
| 602 if ( PeekMessage(&msg, NULL, 0, 0, PM_NOREMOVE) ) { | |
| 603 if ( GetMessage(&msg, NULL, 0, 0) > 0 ) { | |
| 604 DispatchMessage(&msg); | |
| 605 } else { | |
| 606 return(-1); | |
| 607 } | |
| 608 return(1); | |
| 609 } | |
| 610 } | |
| 611 return(0); | |
| 612 } | |
| 613 | |
| 614 void DX5_PumpEvents(_THIS) | |
| 615 { | |
| 616 /* Wait for messages and DirectInput */ | |
| 617 while ( DX5_CheckInput(this, 0) > 0 ) { | |
| 618 /* Loop and check again */; | |
| 619 } | |
| 620 } | |
| 621 | |
| 622 void DX5_InitOSKeymap(_THIS) | |
| 623 { | |
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624 #ifndef DIK_PAUSE |
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625 #define DIK_PAUSE 0xC5 |
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626 #endif |
| 0 | 627 int i; |
| 628 | |
| 629 /* Map the DIK scancodes to SDL keysyms */ | |
| 630 for ( i=0; i<SDL_TABLESIZE(DIK_keymap); ++i ) | |
| 631 DIK_keymap[i] = 0; | |
| 632 | |
| 633 /* Defined DIK_* constants */ | |
| 634 DIK_keymap[DIK_ESCAPE] = SDLK_ESCAPE; | |
| 635 DIK_keymap[DIK_1] = SDLK_1; | |
| 636 DIK_keymap[DIK_2] = SDLK_2; | |
| 637 DIK_keymap[DIK_3] = SDLK_3; | |
| 638 DIK_keymap[DIK_4] = SDLK_4; | |
| 639 DIK_keymap[DIK_5] = SDLK_5; | |
| 640 DIK_keymap[DIK_6] = SDLK_6; | |
| 641 DIK_keymap[DIK_7] = SDLK_7; | |
| 642 DIK_keymap[DIK_8] = SDLK_8; | |
| 643 DIK_keymap[DIK_9] = SDLK_9; | |
| 644 DIK_keymap[DIK_0] = SDLK_0; | |
| 645 DIK_keymap[DIK_MINUS] = SDLK_MINUS; | |
| 646 DIK_keymap[DIK_EQUALS] = SDLK_EQUALS; | |
| 647 DIK_keymap[DIK_BACK] = SDLK_BACKSPACE; | |
| 648 DIK_keymap[DIK_TAB] = SDLK_TAB; | |
| 649 DIK_keymap[DIK_Q] = SDLK_q; | |
| 650 DIK_keymap[DIK_W] = SDLK_w; | |
| 651 DIK_keymap[DIK_E] = SDLK_e; | |
| 652 DIK_keymap[DIK_R] = SDLK_r; | |
| 653 DIK_keymap[DIK_T] = SDLK_t; | |
| 654 DIK_keymap[DIK_Y] = SDLK_y; | |
| 655 DIK_keymap[DIK_U] = SDLK_u; | |
| 656 DIK_keymap[DIK_I] = SDLK_i; | |
| 657 DIK_keymap[DIK_O] = SDLK_o; | |
| 658 DIK_keymap[DIK_P] = SDLK_p; | |
| 659 DIK_keymap[DIK_LBRACKET] = SDLK_LEFTBRACKET; | |
| 660 DIK_keymap[DIK_RBRACKET] = SDLK_RIGHTBRACKET; | |
| 661 DIK_keymap[DIK_RETURN] = SDLK_RETURN; | |
| 662 DIK_keymap[DIK_LCONTROL] = SDLK_LCTRL; | |
| 663 DIK_keymap[DIK_A] = SDLK_a; | |
| 664 DIK_keymap[DIK_S] = SDLK_s; | |
| 665 DIK_keymap[DIK_D] = SDLK_d; | |
| 666 DIK_keymap[DIK_F] = SDLK_f; | |
| 667 DIK_keymap[DIK_G] = SDLK_g; | |
| 668 DIK_keymap[DIK_H] = SDLK_h; | |
| 669 DIK_keymap[DIK_J] = SDLK_j; | |
| 670 DIK_keymap[DIK_K] = SDLK_k; | |
| 671 DIK_keymap[DIK_L] = SDLK_l; | |
| 672 DIK_keymap[DIK_SEMICOLON] = SDLK_SEMICOLON; | |
| 673 DIK_keymap[DIK_APOSTROPHE] = SDLK_QUOTE; | |
| 674 DIK_keymap[DIK_GRAVE] = SDLK_BACKQUOTE; | |
| 675 DIK_keymap[DIK_LSHIFT] = SDLK_LSHIFT; | |
| 676 DIK_keymap[DIK_BACKSLASH] = SDLK_BACKSLASH; | |
| 677 DIK_keymap[DIK_Z] = SDLK_z; | |
| 678 DIK_keymap[DIK_X] = SDLK_x; | |
| 679 DIK_keymap[DIK_C] = SDLK_c; | |
| 680 DIK_keymap[DIK_V] = SDLK_v; | |
| 681 DIK_keymap[DIK_B] = SDLK_b; | |
| 682 DIK_keymap[DIK_N] = SDLK_n; | |
| 683 DIK_keymap[DIK_M] = SDLK_m; | |
| 684 DIK_keymap[DIK_COMMA] = SDLK_COMMA; | |
| 685 DIK_keymap[DIK_PERIOD] = SDLK_PERIOD; | |
| 686 DIK_keymap[DIK_SLASH] = SDLK_SLASH; | |
| 687 DIK_keymap[DIK_RSHIFT] = SDLK_RSHIFT; | |
| 688 DIK_keymap[DIK_MULTIPLY] = SDLK_KP_MULTIPLY; | |
| 689 DIK_keymap[DIK_LMENU] = SDLK_LALT; | |
| 690 DIK_keymap[DIK_SPACE] = SDLK_SPACE; | |
| 691 DIK_keymap[DIK_CAPITAL] = SDLK_CAPSLOCK; | |
| 692 DIK_keymap[DIK_F1] = SDLK_F1; | |
| 693 DIK_keymap[DIK_F2] = SDLK_F2; | |
| 694 DIK_keymap[DIK_F3] = SDLK_F3; | |
| 695 DIK_keymap[DIK_F4] = SDLK_F4; | |
| 696 DIK_keymap[DIK_F5] = SDLK_F5; | |
| 697 DIK_keymap[DIK_F6] = SDLK_F6; | |
| 698 DIK_keymap[DIK_F7] = SDLK_F7; | |
| 699 DIK_keymap[DIK_F8] = SDLK_F8; | |
| 700 DIK_keymap[DIK_F9] = SDLK_F9; | |
| 701 DIK_keymap[DIK_F10] = SDLK_F10; | |
| 702 DIK_keymap[DIK_NUMLOCK] = SDLK_NUMLOCK; | |
| 703 DIK_keymap[DIK_SCROLL] = SDLK_SCROLLOCK; | |
| 704 DIK_keymap[DIK_NUMPAD7] = SDLK_KP7; | |
| 705 DIK_keymap[DIK_NUMPAD8] = SDLK_KP8; | |
| 706 DIK_keymap[DIK_NUMPAD9] = SDLK_KP9; | |
| 707 DIK_keymap[DIK_SUBTRACT] = SDLK_KP_MINUS; | |
| 708 DIK_keymap[DIK_NUMPAD4] = SDLK_KP4; | |
| 709 DIK_keymap[DIK_NUMPAD5] = SDLK_KP5; | |
| 710 DIK_keymap[DIK_NUMPAD6] = SDLK_KP6; | |
| 711 DIK_keymap[DIK_ADD] = SDLK_KP_PLUS; | |
| 712 DIK_keymap[DIK_NUMPAD1] = SDLK_KP1; | |
| 713 DIK_keymap[DIK_NUMPAD2] = SDLK_KP2; | |
| 714 DIK_keymap[DIK_NUMPAD3] = SDLK_KP3; | |
| 715 DIK_keymap[DIK_NUMPAD0] = SDLK_KP0; | |
| 716 DIK_keymap[DIK_DECIMAL] = SDLK_KP_PERIOD; | |
| 717 DIK_keymap[DIK_F11] = SDLK_F11; | |
| 718 DIK_keymap[DIK_F12] = SDLK_F12; | |
| 719 | |
| 720 DIK_keymap[DIK_F13] = SDLK_F13; | |
| 721 DIK_keymap[DIK_F14] = SDLK_F14; | |
| 722 DIK_keymap[DIK_F15] = SDLK_F15; | |
| 723 | |
| 724 DIK_keymap[DIK_NUMPADEQUALS] = SDLK_KP_EQUALS; | |
| 725 DIK_keymap[DIK_NUMPADENTER] = SDLK_KP_ENTER; | |
| 726 DIK_keymap[DIK_RCONTROL] = SDLK_RCTRL; | |
| 727 DIK_keymap[DIK_DIVIDE] = SDLK_KP_DIVIDE; | |
| 728 DIK_keymap[DIK_SYSRQ] = SDLK_SYSREQ; | |
| 729 DIK_keymap[DIK_RMENU] = SDLK_RALT; | |
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730 DIK_keymap[DIK_PAUSE] = SDLK_PAUSE; |
| 0 | 731 DIK_keymap[DIK_HOME] = SDLK_HOME; |
| 732 DIK_keymap[DIK_UP] = SDLK_UP; | |
| 733 DIK_keymap[DIK_PRIOR] = SDLK_PAGEUP; | |
| 734 DIK_keymap[DIK_LEFT] = SDLK_LEFT; | |
| 735 DIK_keymap[DIK_RIGHT] = SDLK_RIGHT; | |
| 736 DIK_keymap[DIK_END] = SDLK_END; | |
| 737 DIK_keymap[DIK_DOWN] = SDLK_DOWN; | |
| 738 DIK_keymap[DIK_NEXT] = SDLK_PAGEDOWN; | |
| 739 DIK_keymap[DIK_INSERT] = SDLK_INSERT; | |
| 740 DIK_keymap[DIK_DELETE] = SDLK_DELETE; | |
| 741 DIK_keymap[DIK_LWIN] = SDLK_LMETA; | |
| 742 DIK_keymap[DIK_RWIN] = SDLK_RMETA; | |
| 743 DIK_keymap[DIK_APPS] = SDLK_MENU; | |
| 744 } | |
| 745 | |
| 746 static SDL_keysym *TranslateKey(UINT scancode, SDL_keysym *keysym, int pressed) | |
| 747 { | |
| 748 /* Set the keysym information */ | |
| 749 keysym->scancode = (unsigned char)scancode; | |
| 750 keysym->sym = DIK_keymap[scancode]; | |
| 751 keysym->mod = KMOD_NONE; | |
| 752 keysym->unicode = 0; | |
| 753 if ( pressed && SDL_TranslateUNICODE ) { /* Someday use ToUnicode() */ | |
| 754 UINT vkey; | |
| 755 BYTE keystate[256]; | |
| 756 BYTE chars[2]; | |
| 757 | |
| 758 vkey = MapVirtualKey(scancode, 1); | |
| 759 GetKeyboardState(keystate); | |
| 760 if ( ToAscii(vkey,scancode,keystate,(WORD *)chars,0) == 1 ) { | |
| 761 keysym->unicode = chars[0]; | |
| 762 } | |
| 763 } | |
| 764 return(keysym); | |
| 765 } | |
| 766 | |
| 767 int DX5_CreateWindow(_THIS) | |
| 768 { | |
| 769 int i; | |
| 770 | |
| 771 /* Clear out DirectInput variables in case we fail */ | |
| 772 for ( i=0; i<MAX_INPUTS; ++i ) { | |
| 773 SDL_DIdev[i] = NULL; | |
| 774 SDL_DIevt[i] = NULL; | |
| 775 SDL_DIfun[i] = NULL; | |
| 776 } | |
| 777 | |
| 778 /* Create the SDL window */ | |
| 779 SDL_RegisterApp("SDL_app", CS_BYTEALIGNCLIENT, 0); | |
| 780 if ( SDL_windowid ) { | |
| 781 SDL_Window = (HWND)strtol(SDL_windowid, NULL, 0); | |
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782 |
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783 /* DJM: we want all event's for the user specified |
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784 window to be handled by SDL. |
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785 */ |
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786 if (SDL_Window) { |
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787 userWindowProc = (WNDPROC)GetWindowLong(SDL_Window, GWL_WNDPROC); |
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788 SetWindowLong(SDL_Window, GWL_WNDPROC, (LONG)WinMessage); |
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789 } |
| 0 | 790 } else { |
| 791 SDL_Window = CreateWindow(SDL_Appname, SDL_Appname, | |
| 792 (WS_OVERLAPPED|WS_CAPTION|WS_SYSMENU|WS_MINIMIZEBOX), | |
| 793 0, 0, 0, 0, NULL, NULL, SDL_Instance, NULL); | |
| 794 if ( SDL_Window == NULL ) { | |
| 795 SDL_SetError("Couldn't create window"); | |
| 796 return(-1); | |
| 797 } | |
| 798 ShowWindow(SDL_Window, SW_HIDE); | |
| 799 } | |
| 800 | |
| 801 /* Initialize DirectInput */ | |
| 802 if ( DX5_DInputInit(this) < 0 ) { | |
| 803 return(-1); | |
| 804 } | |
| 805 | |
| 806 /* Ready to roll */ | |
| 807 return(0); | |
| 808 } | |
| 809 | |
| 810 void DX5_DestroyWindow(_THIS) | |
| 811 { | |
| 812 /* Close down DirectInput */ | |
| 813 DX5_DInputQuit(this); | |
| 814 | |
| 815 /* Destroy our window */ | |
| 816 DestroyWindow(SDL_Window); | |
| 817 } |