| 1 | /* |
| 2 | *Copyright (C) 1994-2000 The XFree86 Project, Inc. All Rights Reserved. |
| 3 | * |
| 4 | *Permission is hereby granted, free of charge, to any person obtaining |
| 5 | * a copy of this software and associated documentation files (the |
| 6 | *"Software"), to deal in the Software without restriction, including |
| 7 | *without limitation the rights to use, copy, modify, merge, publish, |
| 8 | *distribute, sublicense, and/or sell copies of the Software, and to |
| 9 | *permit persons to whom the Software is furnished to do so, subject to |
| 10 | *the following conditions: |
| 11 | * |
| 12 | *The above copyright notice and this permission notice shall be |
| 13 | *included in all copies or substantial portions of the Software. |
| 14 | * |
| 15 | *THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 16 | *EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 17 | *MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| 18 | *NONINFRINGEMENT. IN NO EVENT SHALL THE XFREE86 PROJECT BE LIABLE FOR |
| 19 | *ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF |
| 20 | *CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION |
| 21 | *WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 22 | * |
| 23 | *Except as contained in this notice, the name of the XFree86 Project |
| 24 | *shall not be used in advertising or otherwise to promote the sale, use |
| 25 | *or other dealings in this Software without prior written authorization |
| 26 | *from the XFree86 Project. |
| 27 | * |
| 28 | * Authors: Dakshinamurthy Karra |
| 29 | * Suhaib M Siddiqi |
| 30 | * Peter Busch |
| 31 | * Harold L Hunt II |
| 32 | */ |
| 33 | |
| 34 | #ifdef HAVE_XWIN_CONFIG_H |
| 35 | #include <xwin-config.h> |
| 36 | #endif |
| 37 | #include "win.h" |
| 38 | #include "winkeybd.h" |
| 39 | #include "winconfig.h" |
| 40 | #include "winmsg.h" |
| 41 | |
| 42 | #include "xkbsrv.h" |
| 43 | |
| 44 | /* C does not have a logical XOR operator, so we use a macro instead */ |
| 45 | #define LOGICAL_XOR(a,b) ((!(a) && (b)) || ((a) && !(b))) |
| 46 | |
| 47 | static Bool g_winKeyState[NUM_KEYCODES]; |
| 48 | |
| 49 | /* |
| 50 | * Local prototypes |
| 51 | */ |
| 52 | |
| 53 | static void |
| 54 | winKeybdBell(int iPercent, DeviceIntPtr pDeviceInt, pointer pCtrl, int iClass); |
| 55 | |
| 56 | static void |
| 57 | winKeybdCtrl(DeviceIntPtr pDevice, KeybdCtrl * pCtrl); |
| 58 | |
| 59 | /* |
| 60 | * Translate a Windows WM_[SYS]KEY(UP/DOWN) message |
| 61 | * into an ASCII scan code. |
| 62 | * |
| 63 | * We do this ourselves, rather than letting Windows handle it, |
| 64 | * because Windows tends to munge the handling of special keys, |
| 65 | * like AltGr on European keyboards. |
| 66 | */ |
| 67 | |
| 68 | int |
| 69 | winTranslateKey(WPARAM wParam, LPARAM lParam) |
| 70 | { |
| 71 | int iKeyFixup = g_iKeyMap[wParam * WIN_KEYMAP_COLS + 1]; |
| 72 | int iKeyFixupEx = g_iKeyMap[wParam * WIN_KEYMAP_COLS + 2]; |
| 73 | int iParam = HIWORD(lParam); |
| 74 | int iParamScanCode = LOBYTE(iParam); |
| 75 | int iScanCode; |
| 76 | |
| 77 | winDebug("winTranslateKey: wParam %08x lParam %08x\n", wParam, lParam); |
| 78 | |
| 79 | /* WM_ key messages faked by Vista speech recognition (WSR) don't have a |
| 80 | * scan code. |
| 81 | * |
| 82 | * Vocola 3 (Rick Mohr's supplement to WSR) uses |
| 83 | * System.Windows.Forms.SendKeys.SendWait(), which appears always to give a |
| 84 | * scan code of 1 |
| 85 | */ |
| 86 | if (iParamScanCode <= 1) { |
| 87 | if (VK_PRIOR <= wParam && wParam <= VK_DOWN) |
| 88 | /* Trigger special case table to translate to extended |
| 89 | * keycode, otherwise if num_lock is on, we can get keypad |
| 90 | * numbers instead of navigation keys. */ |
| 91 | iParam |= KF_EXTENDED; |
| 92 | else |
| 93 | iParamScanCode = MapVirtualKeyEx(wParam, |
| 94 | /*MAPVK_VK_TO_VSC */ 0, |
| 95 | GetKeyboardLayout(0)); |
| 96 | } |
| 97 | |
| 98 | /* Branch on special extended, special non-extended, or normal key */ |
| 99 | if ((iParam & KF_EXTENDED) && iKeyFixupEx) |
| 100 | iScanCode = iKeyFixupEx; |
| 101 | else if (iKeyFixup) |
| 102 | iScanCode = iKeyFixup; |
| 103 | else if (wParam == 0 && iParamScanCode == 0x70) |
| 104 | iScanCode = KEY_HKTG; |
| 105 | else |
| 106 | switch (iParamScanCode) { |
| 107 | case 0x70: |
| 108 | iScanCode = KEY_HKTG; |
| 109 | break; |
| 110 | case 0x73: |
| 111 | iScanCode = KEY_BSlash2; |
| 112 | break; |
| 113 | default: |
| 114 | iScanCode = iParamScanCode; |
| 115 | break; |
| 116 | } |
| 117 | |
| 118 | return iScanCode; |
| 119 | } |
| 120 | |
| 121 | /* Ring the keyboard bell (system speaker on PCs) */ |
| 122 | static void |
| 123 | winKeybdBell(int iPercent, DeviceIntPtr pDeviceInt, pointer pCtrl, int iClass) |
| 124 | { |
| 125 | /* |
| 126 | * We can't use Beep () here because it uses the PC speaker |
| 127 | * on NT/2000. MessageBeep (MB_OK) will play the default system |
| 128 | * sound on systems with a sound card or it will beep the PC speaker |
| 129 | * on systems that do not have a sound card. |
| 130 | */ |
| 131 | MessageBeep(MB_OK); |
| 132 | } |
| 133 | |
| 134 | /* Change some keyboard configuration parameters */ |
| 135 | static void |
| 136 | winKeybdCtrl(DeviceIntPtr pDevice, KeybdCtrl * pCtrl) |
| 137 | { |
| 138 | } |
| 139 | |
| 140 | /* |
| 141 | * See Porting Layer Definition - p. 18 |
| 142 | * winKeybdProc is known as a DeviceProc. |
| 143 | */ |
| 144 | |
| 145 | int |
| 146 | winKeybdProc(DeviceIntPtr pDeviceInt, int iState) |
| 147 | { |
| 148 | DevicePtr pDevice = (DevicePtr) pDeviceInt; |
| 149 | XkbSrvInfoPtr xkbi; |
| 150 | XkbControlsPtr ctrl; |
| 151 | |
| 152 | switch (iState) { |
| 153 | case DEVICE_INIT: |
| 154 | winConfigKeyboard(pDeviceInt); |
| 155 | |
| 156 | /* FIXME: Maybe we should use winGetKbdLeds () here? */ |
| 157 | defaultKeyboardControl.leds = g_winInfo.keyboard.leds; |
| 158 | |
| 159 | winErrorFVerb(2, "Rules = \"%s\" Model = \"%s\" Layout = \"%s\"" |
| 160 | " Variant = \"%s\" Options = \"%s\"\n", |
| 161 | g_winInfo.xkb.rules ? g_winInfo.xkb.rules : "none", |
| 162 | g_winInfo.xkb.model ? g_winInfo.xkb.model : "none", |
| 163 | g_winInfo.xkb.layout ? g_winInfo.xkb.layout : "none", |
| 164 | g_winInfo.xkb.variant ? g_winInfo.xkb.variant : "none", |
| 165 | g_winInfo.xkb.options ? g_winInfo.xkb.options : "none"); |
| 166 | |
| 167 | InitKeyboardDeviceStruct(pDeviceInt, |
| 168 | &g_winInfo.xkb, winKeybdBell, winKeybdCtrl); |
| 169 | |
| 170 | xkbi = pDeviceInt->key->xkbInfo; |
| 171 | if ((xkbi != NULL) && (xkbi->desc != NULL)) { |
| 172 | ctrl = xkbi->desc->ctrls; |
| 173 | ctrl->repeat_delay = g_winInfo.keyboard.delay; |
| 174 | ctrl->repeat_interval = 1000 / g_winInfo.keyboard.rate; |
| 175 | } |
| 176 | else { |
| 177 | winErrorFVerb(1, |
| 178 | "winKeybdProc - Error initializing keyboard AutoRepeat\n"); |
| 179 | } |
| 180 | |
| 181 | break; |
| 182 | |
| 183 | case DEVICE_ON: |
| 184 | pDevice->on = TRUE; |
| 185 | |
| 186 | // immediately copy the state of this keyboard device to the VCK |
| 187 | // (which otherwise happens lazily after the first keypress) |
| 188 | CopyKeyClass(pDeviceInt, inputInfo.keyboard); |
| 189 | break; |
| 190 | |
| 191 | case DEVICE_CLOSE: |
| 192 | case DEVICE_OFF: |
| 193 | pDevice->on = FALSE; |
| 194 | break; |
| 195 | } |
| 196 | |
| 197 | return Success; |
| 198 | } |
| 199 | |
| 200 | /* |
| 201 | * Detect current mode key states upon server startup. |
| 202 | * |
| 203 | * Simulate a press and release of any key that is currently |
| 204 | * toggled. |
| 205 | */ |
| 206 | |
| 207 | void |
| 208 | winInitializeModeKeyStates(void) |
| 209 | { |
| 210 | /* Restore NumLock */ |
| 211 | if (GetKeyState(VK_NUMLOCK) & 0x0001) { |
| 212 | winSendKeyEvent(KEY_NumLock, TRUE); |
| 213 | winSendKeyEvent(KEY_NumLock, FALSE); |
| 214 | } |
| 215 | |
| 216 | /* Restore CapsLock */ |
| 217 | if (GetKeyState(VK_CAPITAL) & 0x0001) { |
| 218 | winSendKeyEvent(KEY_CapsLock, TRUE); |
| 219 | winSendKeyEvent(KEY_CapsLock, FALSE); |
| 220 | } |
| 221 | |
| 222 | /* Restore ScrollLock */ |
| 223 | if (GetKeyState(VK_SCROLL) & 0x0001) { |
| 224 | winSendKeyEvent(KEY_ScrollLock, TRUE); |
| 225 | winSendKeyEvent(KEY_ScrollLock, FALSE); |
| 226 | } |
| 227 | |
| 228 | /* Restore KanaLock */ |
| 229 | if (GetKeyState(VK_KANA) & 0x0001) { |
| 230 | winSendKeyEvent(KEY_HKTG, TRUE); |
| 231 | winSendKeyEvent(KEY_HKTG, FALSE); |
| 232 | } |
| 233 | } |
| 234 | |
| 235 | /* |
| 236 | * Upon regaining the keyboard focus we must |
| 237 | * resynchronize our internal mode key states |
| 238 | * with the actual state of the keys. |
| 239 | */ |
| 240 | |
| 241 | void |
| 242 | winRestoreModeKeyStates(void) |
| 243 | { |
| 244 | DWORD dwKeyState; |
| 245 | BOOL processEvents = TRUE; |
| 246 | unsigned short internalKeyStates; |
| 247 | |
| 248 | /* X server is being initialized */ |
| 249 | if (!inputInfo.keyboard) |
| 250 | return; |
| 251 | |
| 252 | /* Only process events if the rootwindow is mapped. The keyboard events |
| 253 | * will cause segfaults otherwise */ |
| 254 | if (screenInfo.screens[0]->root && |
| 255 | screenInfo.screens[0]->root->mapped == FALSE) |
| 256 | processEvents = FALSE; |
| 257 | |
| 258 | /* Force to process all pending events in the mi event queue */ |
| 259 | if (processEvents) |
| 260 | mieqProcessInputEvents(); |
| 261 | |
| 262 | /* Read the mode key states of our X server */ |
| 263 | /* (stored in the virtual core keyboard) */ |
| 264 | internalKeyStates = |
| 265 | XkbStateFieldFromRec(&inputInfo.keyboard->key->xkbInfo->state); |
| 266 | winDebug("winRestoreModeKeyStates: state %d\n", internalKeyStates); |
| 267 | |
| 268 | /* Check if modifier keys are pressed, and if so, fake a press */ |
| 269 | { |
| 270 | |
| 271 | BOOL lctrl = (GetAsyncKeyState(VK_LCONTROL) < 0); |
| 272 | BOOL rctrl = (GetAsyncKeyState(VK_RCONTROL) < 0); |
| 273 | BOOL lshift = (GetAsyncKeyState(VK_LSHIFT) < 0); |
| 274 | BOOL rshift = (GetAsyncKeyState(VK_RSHIFT) < 0); |
| 275 | BOOL alt = (GetAsyncKeyState(VK_LMENU) < 0); |
| 276 | BOOL altgr = (GetAsyncKeyState(VK_RMENU) < 0); |
| 277 | |
| 278 | /* |
| 279 | If AltGr and CtrlL appear to be pressed, assume the |
| 280 | CtrL is a fake one |
| 281 | */ |
| 282 | if (lctrl && altgr) |
| 283 | lctrl = FALSE; |
| 284 | |
| 285 | if (lctrl) |
| 286 | winSendKeyEvent(KEY_LCtrl, TRUE); |
| 287 | |
| 288 | if (rctrl) |
| 289 | winSendKeyEvent(KEY_RCtrl, TRUE); |
| 290 | |
| 291 | if (lshift) |
| 292 | winSendKeyEvent(KEY_ShiftL, TRUE); |
| 293 | |
| 294 | if (rshift) |
| 295 | winSendKeyEvent(KEY_ShiftL, TRUE); |
| 296 | |
| 297 | if (alt) |
| 298 | winSendKeyEvent(KEY_Alt, TRUE); |
| 299 | |
| 300 | if (altgr) |
| 301 | winSendKeyEvent(KEY_AltLang, TRUE); |
| 302 | } |
| 303 | |
| 304 | /* |
| 305 | Check if latching modifier key states have changed, and if so, |
| 306 | fake a press and a release to toggle the modifier to the correct |
| 307 | state |
| 308 | */ |
| 309 | dwKeyState = GetKeyState(VK_NUMLOCK) & 0x0001; |
| 310 | if (LOGICAL_XOR(internalKeyStates & NumLockMask, dwKeyState)) { |
| 311 | winSendKeyEvent(KEY_NumLock, TRUE); |
| 312 | winSendKeyEvent(KEY_NumLock, FALSE); |
| 313 | } |
| 314 | |
| 315 | dwKeyState = GetKeyState(VK_CAPITAL) & 0x0001; |
| 316 | if (LOGICAL_XOR(internalKeyStates & LockMask, dwKeyState)) { |
| 317 | winSendKeyEvent(KEY_CapsLock, TRUE); |
| 318 | winSendKeyEvent(KEY_CapsLock, FALSE); |
| 319 | } |
| 320 | |
| 321 | dwKeyState = GetKeyState(VK_SCROLL) & 0x0001; |
| 322 | if (LOGICAL_XOR(internalKeyStates & ScrollLockMask, dwKeyState)) { |
| 323 | winSendKeyEvent(KEY_ScrollLock, TRUE); |
| 324 | winSendKeyEvent(KEY_ScrollLock, FALSE); |
| 325 | } |
| 326 | |
| 327 | dwKeyState = GetKeyState(VK_KANA) & 0x0001; |
| 328 | if (LOGICAL_XOR(internalKeyStates & KanaMask, dwKeyState)) { |
| 329 | winSendKeyEvent(KEY_HKTG, TRUE); |
| 330 | winSendKeyEvent(KEY_HKTG, FALSE); |
| 331 | } |
| 332 | |
| 333 | /* |
| 334 | For strict correctness, we should also press any non-modifier keys |
| 335 | which are already down when we gain focus, but nobody has complained |
| 336 | yet :-) |
| 337 | */ |
| 338 | } |
| 339 | |
| 340 | /* |
| 341 | * Look for the lovely fake Control_L press/release generated by Windows |
| 342 | * when AltGr is pressed/released on a non-U.S. keyboard. |
| 343 | */ |
| 344 | |
| 345 | Bool |
| 346 | winIsFakeCtrl_L(UINT message, WPARAM wParam, LPARAM lParam) |
| 347 | { |
| 348 | MSG msgNext; |
| 349 | LONG lTime; |
| 350 | Bool fReturn; |
| 351 | |
| 352 | static Bool lastWasControlL = FALSE; |
| 353 | static LONG lastTime; |
| 354 | |
| 355 | /* |
| 356 | * Fake Ctrl_L presses will be followed by an Alt_R press |
| 357 | * with the same timestamp as the Ctrl_L press. |
| 358 | */ |
| 359 | if ((message == WM_KEYDOWN || message == WM_SYSKEYDOWN) |
| 360 | && wParam == VK_CONTROL && (HIWORD(lParam) & KF_EXTENDED) == 0) { |
| 361 | /* Got a Ctrl_L press */ |
| 362 | |
| 363 | /* Get time of current message */ |
| 364 | lTime = GetMessageTime(); |
| 365 | |
| 366 | /* Look for next press message */ |
| 367 | fReturn = PeekMessage(&msgNext, NULL, |
| 368 | WM_KEYDOWN, WM_SYSKEYDOWN, PM_NOREMOVE); |
| 369 | |
| 370 | if (fReturn && msgNext.message != WM_KEYDOWN && |
| 371 | msgNext.message != WM_SYSKEYDOWN) |
| 372 | fReturn = 0; |
| 373 | |
| 374 | if (!fReturn) { |
| 375 | lastWasControlL = TRUE; |
| 376 | lastTime = lTime; |
| 377 | } |
| 378 | else { |
| 379 | lastWasControlL = FALSE; |
| 380 | } |
| 381 | |
| 382 | /* Is next press an Alt_R with the same timestamp? */ |
| 383 | if (fReturn && msgNext.wParam == VK_MENU |
| 384 | && msgNext.time == lTime |
| 385 | && (HIWORD(msgNext.lParam) & KF_EXTENDED)) { |
| 386 | /* |
| 387 | * Next key press is Alt_R with same timestamp as current |
| 388 | * Ctrl_L message. Therefore, this Ctrl_L press is a fake |
| 389 | * event, so discard it. |
| 390 | */ |
| 391 | return TRUE; |
| 392 | } |
| 393 | } |
| 394 | /* |
| 395 | * Sometimes, the Alt_R press message is not yet posted when the |
| 396 | * fake Ctrl_L press message arrives (even though it has the |
| 397 | * same timestamp), so check for an Alt_R press message that has |
| 398 | * arrived since the last Ctrl_L message. |
| 399 | */ |
| 400 | else if ((message == WM_KEYDOWN || message == WM_SYSKEYDOWN) |
| 401 | && wParam == VK_MENU && (HIWORD(lParam) & KF_EXTENDED)) { |
| 402 | /* Got a Alt_R press */ |
| 403 | |
| 404 | if (lastWasControlL) { |
| 405 | lTime = GetMessageTime(); |
| 406 | |
| 407 | if (lastTime == lTime) { |
| 408 | /* Undo the fake Ctrl_L press by sending a fake Ctrl_L release */ |
| 409 | winSendKeyEvent(KEY_LCtrl, FALSE); |
| 410 | } |
| 411 | lastWasControlL = FALSE; |
| 412 | } |
| 413 | } |
| 414 | /* |
| 415 | * Fake Ctrl_L releases will be followed by an Alt_R release |
| 416 | * with the same timestamp as the Ctrl_L release. |
| 417 | */ |
| 418 | else if ((message == WM_KEYUP || message == WM_SYSKEYUP) |
| 419 | && wParam == VK_CONTROL && (HIWORD(lParam) & KF_EXTENDED) == 0) { |
| 420 | /* Got a Ctrl_L release */ |
| 421 | |
| 422 | /* Get time of current message */ |
| 423 | lTime = GetMessageTime(); |
| 424 | |
| 425 | /* Look for next release message */ |
| 426 | fReturn = PeekMessage(&msgNext, NULL, |
| 427 | WM_KEYUP, WM_SYSKEYUP, PM_NOREMOVE); |
| 428 | |
| 429 | if (fReturn && msgNext.message != WM_KEYUP && |
| 430 | msgNext.message != WM_SYSKEYUP) |
| 431 | fReturn = 0; |
| 432 | |
| 433 | lastWasControlL = FALSE; |
| 434 | |
| 435 | /* Is next press an Alt_R with the same timestamp? */ |
| 436 | if (fReturn |
| 437 | && (msgNext.message == WM_KEYUP || msgNext.message == WM_SYSKEYUP) |
| 438 | && msgNext.wParam == VK_MENU |
| 439 | && msgNext.time == lTime |
| 440 | && (HIWORD(msgNext.lParam) & KF_EXTENDED)) { |
| 441 | /* |
| 442 | * Next key release is Alt_R with same timestamp as current |
| 443 | * Ctrl_L message. Therefore, this Ctrl_L release is a fake |
| 444 | * event, so discard it. |
| 445 | */ |
| 446 | return TRUE; |
| 447 | } |
| 448 | } |
| 449 | else { |
| 450 | /* On any other press or release message, we don't have a |
| 451 | potentially fake Ctrl_L to worry about anymore... */ |
| 452 | lastWasControlL = FALSE; |
| 453 | } |
| 454 | |
| 455 | /* Not a fake control left press/release */ |
| 456 | return FALSE; |
| 457 | } |
| 458 | |
| 459 | /* |
| 460 | * Lift any modifier keys that are pressed |
| 461 | */ |
| 462 | |
| 463 | void |
| 464 | winKeybdReleaseKeys(void) |
| 465 | { |
| 466 | int i; |
| 467 | |
| 468 | #ifdef HAS_DEVWINDOWS |
| 469 | /* Verify that the mi input system has been initialized */ |
| 470 | if (g_fdMessageQueue == WIN_FD_INVALID) |
| 471 | return; |
| 472 | #endif |
| 473 | |
| 474 | /* Loop through all keys */ |
| 475 | for (i = 0; i < NUM_KEYCODES; ++i) { |
| 476 | /* Pop key if pressed */ |
| 477 | if (g_winKeyState[i]) |
| 478 | winSendKeyEvent(i, FALSE); |
| 479 | |
| 480 | /* Reset pressed flag for keys */ |
| 481 | g_winKeyState[i] = FALSE; |
| 482 | } |
| 483 | } |
| 484 | |
| 485 | /* |
| 486 | * Take a raw X key code and send an up or down event for it. |
| 487 | * |
| 488 | * Thanks to VNC for inspiration, though it is a simple function. |
| 489 | */ |
| 490 | |
| 491 | void |
| 492 | winSendKeyEvent(DWORD dwKey, Bool fDown) |
| 493 | { |
| 494 | /* |
| 495 | * When alt-tabing between screens we can get phantom key up messages |
| 496 | * Here we only pass them through it we think we should! |
| 497 | */ |
| 498 | if (g_winKeyState[dwKey] == FALSE && fDown == FALSE) |
| 499 | return; |
| 500 | |
| 501 | /* Update the keyState map */ |
| 502 | g_winKeyState[dwKey] = fDown; |
| 503 | |
| 504 | QueueKeyboardEvents(g_pwinKeyboard, fDown ? KeyPress : KeyRelease, |
| 505 | dwKey + MIN_KEYCODE, NULL); |
| 506 | |
| 507 | winDebug("winSendKeyEvent: dwKey: %d, fDown: %d\n", dwKey, fDown); |
| 508 | } |
| 509 | |
| 510 | BOOL |
| 511 | winCheckKeyPressed(WPARAM wParam, LPARAM lParam) |
| 512 | { |
| 513 | switch (wParam) { |
| 514 | case VK_CONTROL: |
| 515 | if ((lParam & 0x1ff0000) == 0x11d0000 && g_winKeyState[KEY_RCtrl]) |
| 516 | return TRUE; |
| 517 | if ((lParam & 0x1ff0000) == 0x01d0000 && g_winKeyState[KEY_LCtrl]) |
| 518 | return TRUE; |
| 519 | break; |
| 520 | case VK_SHIFT: |
| 521 | if ((lParam & 0x1ff0000) == 0x0360000 && g_winKeyState[KEY_ShiftR]) |
| 522 | return TRUE; |
| 523 | if ((lParam & 0x1ff0000) == 0x02a0000 && g_winKeyState[KEY_ShiftL]) |
| 524 | return TRUE; |
| 525 | break; |
| 526 | default: |
| 527 | return TRUE; |
| 528 | } |
| 529 | return FALSE; |
| 530 | } |
| 531 | |
| 532 | /* Only one shift release message is sent even if both are pressed. |
| 533 | * Fix this here |
| 534 | */ |
| 535 | void |
| 536 | winFixShiftKeys(int iScanCode) |
| 537 | { |
| 538 | if (GetKeyState(VK_SHIFT) & 0x8000) |
| 539 | return; |
| 540 | |
| 541 | if (iScanCode == KEY_ShiftL && g_winKeyState[KEY_ShiftR]) |
| 542 | winSendKeyEvent(KEY_ShiftR, FALSE); |
| 543 | if (iScanCode == KEY_ShiftR && g_winKeyState[KEY_ShiftL]) |
| 544 | winSendKeyEvent(KEY_ShiftL, FALSE); |
| 545 | } |