| 1 | /* |
| 2 | * Copyright 2002-2003 Red Hat Inc., Durham, North Carolina. |
| 3 | * |
| 4 | * All Rights Reserved. |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining |
| 7 | * a copy of this software and associated documentation files (the |
| 8 | * "Software"), to deal in the Software without restriction, including |
| 9 | * without limitation on the rights to use, copy, modify, merge, |
| 10 | * publish, distribute, sublicense, and/or sell copies of the Software, |
| 11 | * and to permit persons to whom the Software is furnished to do so, |
| 12 | * subject to the following conditions: |
| 13 | * |
| 14 | * The above copyright notice and this permission notice (including the |
| 15 | * next paragraph) shall be included in all copies or substantial |
| 16 | * portions of the Software. |
| 17 | * |
| 18 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| 19 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 20 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
| 21 | * NON-INFRINGEMENT. IN NO EVENT SHALL RED HAT AND/OR THEIR SUPPLIERS |
| 22 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN |
| 23 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN |
| 24 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 25 | * SOFTWARE. |
| 26 | */ |
| 27 | |
| 28 | /* |
| 29 | * Authors: |
| 30 | * Rickard E. (Rik) Faith <faith@redhat.com> |
| 31 | * |
| 32 | */ |
| 33 | |
| 34 | /** \file |
| 35 | * Provide support and helper functions for enqueing events received by |
| 36 | * the low-level input drivers. */ |
| 37 | |
| 38 | #ifdef HAVE_DMX_CONFIG_H |
| 39 | #include <dmx-config.h> |
| 40 | #endif |
| 41 | |
| 42 | #define DMX_EVENTS_DEBUG 0 |
| 43 | |
| 44 | #include "dmxinputinit.h" |
| 45 | #include "dmxevents.h" |
| 46 | #include "dmxcb.h" |
| 47 | #include "dmxcommon.h" |
| 48 | #include "dmxcursor.h" |
| 49 | #include "dmxmotion.h" |
| 50 | #include "dmxsigio.h" |
| 51 | #include "dmxmap.h" |
| 52 | |
| 53 | #include <X11/keysym.h> |
| 54 | #include "opaque.h" |
| 55 | #include "inputstr.h" |
| 56 | #include "inpututils.h" |
| 57 | #include "mipointer.h" |
| 58 | #include "mi.h" |
| 59 | #include "exglobals.h" |
| 60 | |
| 61 | #include "xkbsrv.h" |
| 62 | #include "XIstubs.h" |
| 63 | |
| 64 | static int dmxGlobalX, dmxGlobalY; /* Global cursor position */ |
| 65 | static int dmxGlobalInvalid; /* Flag indicating dmxCoreMotion |
| 66 | * should move the mouse anyway. */ |
| 67 | |
| 68 | #if DMX_EVENTS_DEBUG |
| 69 | #define DMXDBG0(f) dmxLog(dmxDebug,f) |
| 70 | #define DMXDBG1(f,a) dmxLog(dmxDebug,f,a) |
| 71 | #define DMXDBG2(f,a,b) dmxLog(dmxDebug,f,a,b) |
| 72 | #define DMXDBG3(f,a,b,c) dmxLog(dmxDebug,f,a,b,c) |
| 73 | #define DMXDBG4(f,a,b,c,d) dmxLog(dmxDebug,f,a,b,c,d) |
| 74 | #define DMXDBG5(f,a,b,c,d,e) dmxLog(dmxDebug,f,a,b,c,d,e) |
| 75 | #define DMXDBG6(f,a,b,c,d,e,g) dmxLog(dmxDebug,f,a,b,c,d,e,g) |
| 76 | #define DMXDBG7(f,a,b,c,d,e,g,h) dmxLog(dmxDebug,f,a,b,c,d,e,g,h) |
| 77 | #else |
| 78 | #define DMXDBG0(f) |
| 79 | #define DMXDBG1(f,a) |
| 80 | #define DMXDBG2(f,a,b) |
| 81 | #define DMXDBG3(f,a,b,c) |
| 82 | #define DMXDBG4(f,a,b,c,d) |
| 83 | #define DMXDBG5(f,a,b,c,d,e) |
| 84 | #define DMXDBG6(f,a,b,c,d,e,g) |
| 85 | #define DMXDBG7(f,a,b,c,d,e,g,h) |
| 86 | #endif |
| 87 | |
| 88 | static int |
| 89 | dmxApplyFunctions(DMXInputInfo * dmxInput, DMXFunctionType f) |
| 90 | { |
| 91 | int i; |
| 92 | int rc = 0; |
| 93 | |
| 94 | for (i = 0; i < dmxInput->numDevs; i += dmxInput->devs[i]->binding) |
| 95 | if (dmxInput->devs[i]->functions) |
| 96 | rc += dmxInput->devs[i]->functions(dmxInput->devs[i]->private, f); |
| 97 | return rc; |
| 98 | } |
| 99 | |
| 100 | static int |
| 101 | dmxCheckFunctionKeys(DMXLocalInputInfoPtr dmxLocal, int type, KeySym keySym) |
| 102 | { |
| 103 | DMXInputInfo *dmxInput = &dmxInputs[dmxLocal->inputIdx]; |
| 104 | |
| 105 | #if 1 /* hack to detect ctrl-alt-q, etc */ |
| 106 | static int ctrl = 0, alt = 0; |
| 107 | |
| 108 | /* keep track of ctrl/alt key status */ |
| 109 | if (type == KeyPress && keySym == 0xffe3) { |
| 110 | ctrl = 1; |
| 111 | } |
| 112 | else if (type == KeyRelease && keySym == 0xffe3) { |
| 113 | ctrl = 0; |
| 114 | } |
| 115 | else if (type == KeyPress && keySym == 0xffe9) { |
| 116 | alt = 1; |
| 117 | } |
| 118 | else if (type == KeyRelease && keySym == 0xffe9) { |
| 119 | alt = 0; |
| 120 | } |
| 121 | if (!ctrl || !alt) |
| 122 | return 0; |
| 123 | #else |
| 124 | unsigned short state = 0; |
| 125 | |
| 126 | if (dmxLocal->sendsCore) |
| 127 | state = dmxLocalCoreKeyboard->pDevice->key->state; |
| 128 | else if (dmxLocal->pDevice->key) |
| 129 | state = dmxLocal->pDevice->key->state; |
| 130 | |
| 131 | DMXDBG3("dmxCheckFunctionKeys: keySym=0x%04x %s state=0x%04x\n", |
| 132 | keySym, type == KeyPress ? "press" : "release", state); |
| 133 | |
| 134 | if ((state & (ControlMask | Mod1Mask)) != (ControlMask | Mod1Mask)) |
| 135 | return 0; |
| 136 | #endif |
| 137 | |
| 138 | switch (keySym) { |
| 139 | case XK_g: |
| 140 | if (type == KeyPress) |
| 141 | dmxApplyFunctions(dmxInput, DMX_FUNCTION_GRAB); |
| 142 | return 1; |
| 143 | case XK_f: |
| 144 | if (type == KeyPress) |
| 145 | dmxApplyFunctions(dmxInput, DMX_FUNCTION_FINE); |
| 146 | return 1; |
| 147 | case XK_q: |
| 148 | if (type == KeyPress && dmxLocal->sendsCore) |
| 149 | if (dmxApplyFunctions(dmxInput, DMX_FUNCTION_TERMINATE)) { |
| 150 | dmxLog(dmxInfo, "User request for termination\n"); |
| 151 | dispatchException |= DE_TERMINATE; |
| 152 | } |
| 153 | return 1; |
| 154 | } |
| 155 | |
| 156 | return 0; |
| 157 | } |
| 158 | |
| 159 | DMXScreenInfo * |
| 160 | dmxFindFirstScreen(int x, int y) |
| 161 | { |
| 162 | int i; |
| 163 | |
| 164 | for (i = 0; i < dmxNumScreens; i++) { |
| 165 | DMXScreenInfo *dmxScreen = &dmxScreens[i]; |
| 166 | |
| 167 | if (dmxOnScreen(x, y, dmxScreen)) |
| 168 | return dmxScreen; |
| 169 | } |
| 170 | return NULL; |
| 171 | } |
| 172 | |
| 173 | /** |
| 174 | * Enqueue a motion event. |
| 175 | */ |
| 176 | static void |
| 177 | enqueueMotion(DevicePtr pDev, int x, int y) |
| 178 | { |
| 179 | GETDMXLOCALFROMPDEV; |
| 180 | DeviceIntPtr p = dmxLocal->pDevice; |
| 181 | int valuators[3]; |
| 182 | int detail = 0; /* XXX should this be mask of pressed buttons? */ |
| 183 | ValuatorMask mask; |
| 184 | |
| 185 | valuators[0] = x; |
| 186 | valuators[1] = y; |
| 187 | |
| 188 | valuator_mask_set_range(&mask, 0, 2, valuators); |
| 189 | QueuePointerEvents(p, MotionNotify, detail, |
| 190 | POINTER_ABSOLUTE | POINTER_SCREEN, &mask); |
| 191 | return; |
| 192 | } |
| 193 | |
| 194 | void |
| 195 | dmxCoreMotion(DevicePtr pDev, int x, int y, int delta, DMXBlockType block) |
| 196 | { |
| 197 | DMXScreenInfo *dmxScreen; |
| 198 | DMXInputInfo *dmxInput; |
| 199 | ScreenPtr pScreen; |
| 200 | int localX; |
| 201 | int localY; |
| 202 | int i; |
| 203 | |
| 204 | if (!dmxGlobalInvalid && dmxGlobalX == x && dmxGlobalY == y) |
| 205 | return; |
| 206 | |
| 207 | DMXDBG5("dmxCoreMotion(%d,%d,%d) dmxGlobalX=%d dmxGlobalY=%d\n", |
| 208 | x, y, delta, dmxGlobalX, dmxGlobalY); |
| 209 | |
| 210 | dmxGlobalInvalid = 0; |
| 211 | dmxGlobalX = x; |
| 212 | dmxGlobalY = y; |
| 213 | |
| 214 | if (dmxGlobalX < 0) |
| 215 | dmxGlobalX = 0; |
| 216 | if (dmxGlobalY < 0) |
| 217 | dmxGlobalY = 0; |
| 218 | if (dmxGlobalX >= dmxGlobalWidth) |
| 219 | dmxGlobalX = dmxGlobalWidth + delta - 1; |
| 220 | if (dmxGlobalY >= dmxGlobalHeight) |
| 221 | dmxGlobalY = dmxGlobalHeight + delta - 1; |
| 222 | |
| 223 | if ((dmxScreen = dmxFindFirstScreen(dmxGlobalX, dmxGlobalY))) { |
| 224 | localX = dmxGlobalX - dmxScreen->rootXOrigin; |
| 225 | localY = dmxGlobalY - dmxScreen->rootYOrigin; |
| 226 | if ((pScreen = miPointerGetScreen(inputInfo.pointer)) |
| 227 | && pScreen->myNum == dmxScreen->index) { |
| 228 | /* Screen is old screen */ |
| 229 | if (block) |
| 230 | OsBlockSIGIO(); |
| 231 | if (pDev) |
| 232 | enqueueMotion(pDev, localX, localY); |
| 233 | if (block) |
| 234 | OsReleaseSIGIO(); |
| 235 | } |
| 236 | else { |
| 237 | /* Screen is new */ |
| 238 | DMXDBG4(" New screen: old=%d new=%d localX=%d localY=%d\n", |
| 239 | pScreen->myNum, dmxScreen->index, localX, localY); |
| 240 | if (block) |
| 241 | OsBlockSIGIO(); |
| 242 | mieqProcessInputEvents(); |
| 243 | miPointerSetScreen(inputInfo.pointer, dmxScreen->index, |
| 244 | localX, localY); |
| 245 | if (pDev) |
| 246 | enqueueMotion(pDev, localX, localY); |
| 247 | if (block) |
| 248 | OsReleaseSIGIO(); |
| 249 | } |
| 250 | #if 00 |
| 251 | miPointerGetPosition(inputInfo.pointer, &localX, &localY); |
| 252 | |
| 253 | if ((pScreen = miPointerGetScreen(inputInfo.pointer))) { |
| 254 | dmxGlobalX = localX + dmxScreens[pScreen->myNum].rootXOrigin; |
| 255 | dmxGlobalY = localY + dmxScreens[pScreen->myNum].rootYOrigin; |
| 256 | ErrorF("Global is now %d, %d %d, %d\n", dmxGlobalX, dmxGlobalY, |
| 257 | localX, localY); |
| 258 | DMXDBG6(" Moved to dmxGlobalX=%d dmxGlobalY=%d" |
| 259 | " on screen index=%d/%d localX=%d localY=%d\n", |
| 260 | dmxGlobalX, dmxGlobalY, |
| 261 | dmxScreen ? dmxScreen->index : -1, pScreen->myNum, |
| 262 | localX, localY); |
| 263 | } |
| 264 | #endif |
| 265 | } |
| 266 | /* Send updates down to all core input |
| 267 | * drivers */ |
| 268 | for (i = 0, dmxInput = &dmxInputs[0]; i < dmxNumInputs; i++, dmxInput++) { |
| 269 | int j; |
| 270 | |
| 271 | for (j = 0; j < dmxInput->numDevs; j += dmxInput->devs[j]->binding) |
| 272 | if (!dmxInput->detached |
| 273 | && dmxInput->devs[j]->sendsCore |
| 274 | && dmxInput->devs[j]->update_position) |
| 275 | dmxInput->devs[j]->update_position(dmxInput->devs[j]->private, |
| 276 | dmxGlobalX, dmxGlobalY); |
| 277 | } |
| 278 | if (!dmxScreen) |
| 279 | ProcessInputEvents(); |
| 280 | } |
| 281 | |
| 282 | #define DMX_MAX_AXES 32 /* Max axes reported by this routine */ |
| 283 | static void |
| 284 | dmxExtMotion(DMXLocalInputInfoPtr dmxLocal, |
| 285 | int *v, int firstAxis, int axesCount, |
| 286 | DMXMotionType type, DMXBlockType block) |
| 287 | { |
| 288 | DeviceIntPtr pDevice = dmxLocal->pDevice; |
| 289 | xEvent xE[2 * DMX_MAX_AXES / 6]; |
| 290 | deviceKeyButtonPointer *xev = (deviceKeyButtonPointer *) xE; |
| 291 | deviceValuator *xv = (deviceValuator *) xev + 1; |
| 292 | int thisX = 0; |
| 293 | int thisY = 0; |
| 294 | int count; |
| 295 | ValuatorMask mask; |
| 296 | |
| 297 | memset(xE, 0, sizeof(xE)); |
| 298 | |
| 299 | if (axesCount > DMX_MAX_AXES) |
| 300 | axesCount = DMX_MAX_AXES; |
| 301 | |
| 302 | if ((valuator_get_mode(pDevice, 0) == Relative) && axesCount == 2) { |
| 303 | /* The dmx console is a relative mode |
| 304 | * device that sometimes reports |
| 305 | * absolute motion. It only has two |
| 306 | * axes. */ |
| 307 | if (type == DMX_RELATIVE) { |
| 308 | thisX = -v[0]; |
| 309 | thisY = -v[1]; |
| 310 | dmxLocal->lastX += thisX; |
| 311 | dmxLocal->lastY += thisY; |
| 312 | if (dmxLocal->update_position) |
| 313 | dmxLocal->update_position(dmxLocal->private, |
| 314 | dmxLocal->lastX, dmxLocal->lastY); |
| 315 | } |
| 316 | else { /* Convert to relative */ |
| 317 | if (dmxLocal->lastX || dmxLocal->lastY) { |
| 318 | thisX = v[0] - dmxLocal->lastX; |
| 319 | thisY = v[1] - dmxLocal->lastY; |
| 320 | } |
| 321 | dmxLocal->lastX = v[0]; |
| 322 | dmxLocal->lastY = v[1]; |
| 323 | } |
| 324 | v[0] = thisX; |
| 325 | v[1] = thisY; |
| 326 | } |
| 327 | |
| 328 | if (axesCount <= 6) { |
| 329 | /* Optimize for the common case when |
| 330 | * only 1 or 2 axes change. */ |
| 331 | xev->time = GetTimeInMillis(); |
| 332 | xev->type = DeviceMotionNotify; |
| 333 | xev->detail = 0; |
| 334 | xev->deviceid = pDevice->id | MORE_EVENTS; |
| 335 | |
| 336 | xv->type = DeviceValuator; |
| 337 | xv->deviceid = pDevice->id; |
| 338 | xv->num_valuators = axesCount; |
| 339 | xv->first_valuator = firstAxis; |
| 340 | switch (xv->num_valuators) { |
| 341 | case 6: |
| 342 | xv->valuator5 = v[5]; |
| 343 | case 5: |
| 344 | xv->valuator4 = v[4]; |
| 345 | case 4: |
| 346 | xv->valuator3 = v[3]; |
| 347 | case 3: |
| 348 | xv->valuator2 = v[2]; |
| 349 | case 2: |
| 350 | xv->valuator1 = v[1]; |
| 351 | case 1: |
| 352 | xv->valuator0 = v[0]; |
| 353 | } |
| 354 | count = 2; |
| 355 | } |
| 356 | else { |
| 357 | int i; |
| 358 | |
| 359 | for (i = 0, count = 0; i < axesCount; i += 6) { |
| 360 | xev->time = GetTimeInMillis(); |
| 361 | xev->type = DeviceMotionNotify; |
| 362 | xev->detail = 0; |
| 363 | xev->deviceid = pDevice->id | MORE_EVENTS; |
| 364 | xev += 2; |
| 365 | |
| 366 | xv->type = DeviceValuator; |
| 367 | xv->deviceid = pDevice->id; |
| 368 | xv->num_valuators = (i + 6 >= axesCount ? axesCount - i : 6); |
| 369 | xv->first_valuator = firstAxis + i; |
| 370 | switch (xv->num_valuators) { |
| 371 | case 6: |
| 372 | xv->valuator5 = v[i + 5]; |
| 373 | case 5: |
| 374 | xv->valuator4 = v[i + 4]; |
| 375 | case 4: |
| 376 | xv->valuator3 = v[i + 3]; |
| 377 | case 3: |
| 378 | xv->valuator2 = v[i + 2]; |
| 379 | case 2: |
| 380 | xv->valuator1 = v[i + 1]; |
| 381 | case 1: |
| 382 | xv->valuator0 = v[i + 0]; |
| 383 | } |
| 384 | xv += 2; |
| 385 | count += 2; |
| 386 | } |
| 387 | } |
| 388 | |
| 389 | if (block) |
| 390 | OsBlockSIGIO(); |
| 391 | valuator_mask_set_range(&mask, firstAxis, axesCount, v); |
| 392 | QueuePointerEvents(pDevice, MotionNotify, 0, POINTER_ABSOLUTE, &mask); |
| 393 | |
| 394 | if (block) |
| 395 | OsReleaseSIGIO(); |
| 396 | } |
| 397 | |
| 398 | static int |
| 399 | dmxTranslateAndEnqueueExtEvent(DMXLocalInputInfoPtr dmxLocal, |
| 400 | XEvent * e, DMXBlockType block) |
| 401 | { |
| 402 | int type; |
| 403 | int event = -1; |
| 404 | XDeviceKeyEvent *ke = (XDeviceKeyEvent *) e; |
| 405 | XDeviceMotionEvent *me = (XDeviceMotionEvent *) e; |
| 406 | DeviceIntPtr pDevice = dmxLocal->pDevice; |
| 407 | int valuators[MAX_VALUATORS]; |
| 408 | ValuatorMask mask; |
| 409 | |
| 410 | if (!e) |
| 411 | return -1; /* No extended event passed, cannot handle */ |
| 412 | |
| 413 | if ((XID) dmxLocal->deviceId != ke->deviceid) { |
| 414 | /* Search for the correct dmxLocal, |
| 415 | * since backend and console events are |
| 416 | * picked up for the first device on |
| 417 | * that X server. */ |
| 418 | int i; |
| 419 | DMXInputInfo *dmxInput = &dmxInputs[dmxLocal->inputIdx]; |
| 420 | |
| 421 | for (i = 0; i < dmxInput->numDevs; i++) { |
| 422 | dmxLocal = dmxInput->devs[i]; |
| 423 | if ((XID) dmxLocal->deviceId == ke->deviceid) |
| 424 | break; |
| 425 | } |
| 426 | } |
| 427 | |
| 428 | if ((XID) dmxLocal->deviceId != ke->deviceid |
| 429 | || (type = dmxMapLookup(dmxLocal, e->type)) < 0) |
| 430 | return -1; /* No mapping, so this event is unhandled */ |
| 431 | |
| 432 | switch (type) { |
| 433 | case XI_DeviceValuator: |
| 434 | event = DeviceValuator; |
| 435 | break; |
| 436 | case XI_DeviceKeyPress: |
| 437 | event = KeyPress; |
| 438 | break; |
| 439 | case XI_DeviceKeyRelease: |
| 440 | event = KeyRelease; |
| 441 | break; |
| 442 | case XI_DeviceButtonPress: |
| 443 | event = ButtonPress; |
| 444 | break; |
| 445 | case XI_DeviceButtonRelease: |
| 446 | event = ButtonRelease; |
| 447 | break; |
| 448 | case XI_DeviceMotionNotify: |
| 449 | event = MotionNotify; |
| 450 | break; |
| 451 | case XI_DeviceFocusIn: |
| 452 | event = DeviceFocusIn; |
| 453 | break; |
| 454 | case XI_DeviceFocusOut: |
| 455 | event = DeviceFocusOut; |
| 456 | break; |
| 457 | case XI_ProximityIn: |
| 458 | event = ProximityIn; |
| 459 | break; |
| 460 | case XI_ProximityOut: |
| 461 | event = ProximityOut; |
| 462 | break; |
| 463 | case XI_DeviceStateNotify: |
| 464 | event = DeviceStateNotify; |
| 465 | break; |
| 466 | case XI_DeviceMappingNotify: |
| 467 | event = DeviceMappingNotify; |
| 468 | break; |
| 469 | case XI_ChangeDeviceNotify: |
| 470 | event = ChangeDeviceNotify; |
| 471 | break; |
| 472 | case XI_DeviceKeystateNotify: |
| 473 | event = DeviceStateNotify; |
| 474 | break; |
| 475 | case XI_DeviceButtonstateNotify: |
| 476 | event = DeviceStateNotify; |
| 477 | break; |
| 478 | } |
| 479 | |
| 480 | #define EXTRACT_VALUATORS(ke, valuators) \ |
| 481 | valuators[0] = ke->axis_data[0]; \ |
| 482 | valuators[1] = ke->axis_data[1]; \ |
| 483 | valuators[2] = ke->axis_data[2]; \ |
| 484 | valuators[3] = ke->axis_data[3]; \ |
| 485 | valuators[4] = ke->axis_data[4]; \ |
| 486 | valuators[5] = ke->axis_data[5]; \ |
| 487 | |
| 488 | switch (type) { |
| 489 | case XI_DeviceKeyPress: |
| 490 | case XI_DeviceKeyRelease: |
| 491 | EXTRACT_VALUATORS(ke, valuators); |
| 492 | valuator_mask_set_range(&mask, ke->first_axis, ke->axes_count, |
| 493 | valuators); |
| 494 | if (block) |
| 495 | OsBlockSIGIO(); |
| 496 | QueueKeyboardEvents(pDevice, event, ke->keycode, &mask); |
| 497 | if (block) |
| 498 | OsReleaseSIGIO(); |
| 499 | break; |
| 500 | case XI_DeviceButtonPress: |
| 501 | case XI_DeviceButtonRelease: |
| 502 | EXTRACT_VALUATORS(ke, valuators); |
| 503 | valuator_mask_set_range(&mask, ke->first_axis, ke->axes_count, |
| 504 | valuators); |
| 505 | if (block) |
| 506 | OsBlockSIGIO(); |
| 507 | QueuePointerEvents(pDevice, event, ke->keycode, |
| 508 | POINTER_ABSOLUTE, &mask); |
| 509 | if (block) |
| 510 | OsReleaseSIGIO(); |
| 511 | break; |
| 512 | case XI_ProximityIn: |
| 513 | case XI_ProximityOut: |
| 514 | EXTRACT_VALUATORS(ke, valuators); |
| 515 | valuator_mask_set_range(&mask, ke->first_axis, ke->axes_count, |
| 516 | valuators); |
| 517 | if (block) |
| 518 | OsBlockSIGIO(); |
| 519 | QueueProximityEvents(pDevice, event, &mask); |
| 520 | if (block) |
| 521 | OsReleaseSIGIO(); |
| 522 | break; |
| 523 | |
| 524 | break; |
| 525 | |
| 526 | case XI_DeviceMotionNotify: |
| 527 | dmxExtMotion(dmxLocal, me->axis_data, me->first_axis, me->axes_count, |
| 528 | DMX_ABSOLUTE, block); |
| 529 | break; |
| 530 | case XI_DeviceFocusIn: |
| 531 | case XI_DeviceFocusOut: |
| 532 | case XI_DeviceStateNotify: |
| 533 | case XI_DeviceMappingNotify: |
| 534 | case XI_ChangeDeviceNotify: |
| 535 | case XI_DeviceKeystateNotify: |
| 536 | case XI_DeviceButtonstateNotify: |
| 537 | /* These are ignored, since DMX will |
| 538 | * generate its own events of these |
| 539 | * types, as necessary. |
| 540 | |
| 541 | * Perhaps ChangeDeviceNotify should |
| 542 | * generate an error, because it is |
| 543 | * unexpected? */ |
| 544 | break; |
| 545 | case XI_DeviceValuator: |
| 546 | default: |
| 547 | dmxLog(dmxWarning, |
| 548 | "XInput extension event (remote=%d -> zero-based=%d)" |
| 549 | " not supported yet\n", e->type, type); |
| 550 | return -1; |
| 551 | } |
| 552 | return 0; |
| 553 | } |
| 554 | |
| 555 | static int |
| 556 | dmxGetButtonMapping(DMXLocalInputInfoPtr dmxLocal, int button) |
| 557 | { |
| 558 | ButtonClassPtr b = dmxLocal->pDevice->button; |
| 559 | |
| 560 | if (button > b->numButtons) { /* This shouldn't happen. */ |
| 561 | dmxLog(dmxWarning, "Button %d pressed, but only %d buttons?!?\n", |
| 562 | button, b->numButtons); |
| 563 | return button; |
| 564 | } |
| 565 | return b->map[button]; |
| 566 | } |
| 567 | |
| 568 | /** Return DMX's notion of the pointer position in the global coordinate |
| 569 | * space. */ |
| 570 | void |
| 571 | dmxGetGlobalPosition(int *x, int *y) |
| 572 | { |
| 573 | *x = dmxGlobalX; |
| 574 | *y = dmxGlobalY; |
| 575 | } |
| 576 | |
| 577 | /** Invalidate the global position for #dmxCoreMotion. */ |
| 578 | void |
| 579 | dmxInvalidateGlobalPosition(void) |
| 580 | { |
| 581 | dmxGlobalInvalid = 1; |
| 582 | } |
| 583 | |
| 584 | /** Enqueue a motion event for \a pDev. The \a v vector has length \a |
| 585 | * axesCount, and contains values for each of the axes, starting at \a |
| 586 | * firstAxes. |
| 587 | * |
| 588 | * The \a type of the motion may be \a DMX_RELATIVE, \a DMX_ABSOLUTE, or |
| 589 | * \a DMX_ABSOLUTE_CONFINED (in the latter case, the pointer will not be |
| 590 | * allowed to move outside the global boundaires). |
| 591 | * |
| 592 | * If \a block is set to \a DMX_BLOCK, then the SIGIO handler will be |
| 593 | * blocked around calls to \a enqueueMotion(). */ |
| 594 | void |
| 595 | dmxMotion(DevicePtr pDev, int *v, int firstAxes, int axesCount, |
| 596 | DMXMotionType type, DMXBlockType block) |
| 597 | { |
| 598 | GETDMXLOCALFROMPDEV; |
| 599 | |
| 600 | if (!dmxLocal->sendsCore) { |
| 601 | dmxExtMotion(dmxLocal, v, firstAxes, axesCount, type, block); |
| 602 | return; |
| 603 | } |
| 604 | if (axesCount == 2) { |
| 605 | switch (type) { |
| 606 | case DMX_RELATIVE: |
| 607 | dmxCoreMotion(pDev, dmxGlobalX - v[0], dmxGlobalY - v[1], 0, block); |
| 608 | break; |
| 609 | case DMX_ABSOLUTE: |
| 610 | dmxCoreMotion(pDev, v[0], v[1], 0, block); |
| 611 | break; |
| 612 | case DMX_ABSOLUTE_CONFINED: |
| 613 | dmxCoreMotion(pDev, v[0], v[1], -1, block); |
| 614 | break; |
| 615 | } |
| 616 | } |
| 617 | } |
| 618 | |
| 619 | static KeySym |
| 620 | dmxKeyCodeToKeySym(DMXLocalInputInfoPtr dmxLocal, KeyCode keyCode) |
| 621 | { |
| 622 | KeySym keysym = NoSymbol; |
| 623 | int effectiveGroup; |
| 624 | XkbSrvInfoPtr xkbi; |
| 625 | |
| 626 | if (!dmxLocal || !dmxLocal->pDevice || !dmxLocal->pDevice->key) |
| 627 | goto out; |
| 628 | |
| 629 | xkbi = dmxLocal->pDevice->key->xkbInfo; |
| 630 | effectiveGroup = XkbGetEffectiveGroup(xkbi, &xkbi->state, keyCode); |
| 631 | |
| 632 | if (effectiveGroup == -1) |
| 633 | goto out; |
| 634 | |
| 635 | keysym = XkbKeySym(xkbi->desc, keyCode, effectiveGroup); |
| 636 | DMXDBG2("dmxKeyCodeToKeySym: Translated keyCode=%d to keySym=0x%04x\n", |
| 637 | keyCode, keysym); |
| 638 | |
| 639 | out: |
| 640 | return keysym; |
| 641 | } |
| 642 | |
| 643 | static KeyCode |
| 644 | dmxKeySymToKeyCode(DMXLocalInputInfoPtr dmxLocal, KeySym keySym, int tryFirst) |
| 645 | { |
| 646 | /* FIXME: this is quite ineffective, converting to a core map first and |
| 647 | * then extracting the info from there. It'd be better to run the actual |
| 648 | * xkb map */ |
| 649 | XkbSrvInfoPtr xkbi = dmxLocal->pDevice->key->xkbInfo; |
| 650 | KeySymsPtr pKeySyms = XkbGetCoreMap(dmxLocal->pDevice); |
| 651 | int i; |
| 652 | |
| 653 | /* Optimize for similar maps */ |
| 654 | if (XkbKeycodeInRange(xkbi->desc, tryFirst) |
| 655 | && pKeySyms->map[(tryFirst - xkbi->desc->min_key_code) |
| 656 | * pKeySyms->mapWidth] == keySym) |
| 657 | return tryFirst; |
| 658 | |
| 659 | for (i = pKeySyms->minKeyCode; i <= pKeySyms->maxKeyCode; i++) { |
| 660 | if (pKeySyms->map[(i - pKeySyms->minKeyCode) |
| 661 | * pKeySyms->mapWidth] == keySym) { |
| 662 | DMXDBG3("dmxKeySymToKeyCode: Translated keySym=0x%04x to" |
| 663 | " keyCode=%d (reverses to core keySym=0x%04x)\n", |
| 664 | keySym, i, dmxKeyCodeToKeySym(dmxLocalCoreKeyboard, i)); |
| 665 | return i; |
| 666 | } |
| 667 | } |
| 668 | return 0; |
| 669 | } |
| 670 | |
| 671 | static int |
| 672 | dmxFixup(DevicePtr pDev, int detail, KeySym keySym) |
| 673 | { |
| 674 | GETDMXLOCALFROMPDEV; |
| 675 | int keyCode; |
| 676 | |
| 677 | if (!dmxLocal->pDevice->key) { |
| 678 | dmxLog(dmxWarning, "dmxFixup: not a keyboard device (%s)\n", |
| 679 | dmxLocal->pDevice->name); |
| 680 | return NoSymbol; |
| 681 | } |
| 682 | if (!keySym) |
| 683 | keySym = dmxKeyCodeToKeySym(dmxLocal, detail); |
| 684 | if (keySym == NoSymbol) |
| 685 | return detail; |
| 686 | keyCode = dmxKeySymToKeyCode(dmxLocalCoreKeyboard, keySym, detail); |
| 687 | |
| 688 | return keyCode ? keyCode : detail; |
| 689 | } |
| 690 | |
| 691 | /** Enqueue an event from the \a pDev device with the |
| 692 | * specified \a type and \a detail. If the event is a KeyPress or |
| 693 | * KeyRelease event, then the \a keySym is also specified. |
| 694 | * |
| 695 | * FIXME: make the code do what the comment says, or remove this comment. |
| 696 | * If \a block is set to \a DMX_BLOCK, then the SIGIO handler will be |
| 697 | * blocked around calls to dmxeqEnqueue(). */ |
| 698 | |
| 699 | void |
| 700 | dmxEnqueue(DevicePtr pDev, int type, int detail, KeySym keySym, |
| 701 | XEvent * e, DMXBlockType block) |
| 702 | { |
| 703 | GETDMXINPUTFROMPDEV; |
| 704 | xEvent xE; |
| 705 | DeviceIntPtr p = dmxLocal->pDevice; |
| 706 | int valuators[3]; |
| 707 | ValuatorMask mask; |
| 708 | |
| 709 | DMXDBG2("dmxEnqueue: Enqueuing type=%d detail=0x%0x\n", type, detail); |
| 710 | |
| 711 | switch (type) { |
| 712 | case KeyPress: |
| 713 | case KeyRelease: |
| 714 | if (!keySym) |
| 715 | keySym = dmxKeyCodeToKeySym(dmxLocal, detail); |
| 716 | if (dmxCheckFunctionKeys(dmxLocal, type, keySym)) |
| 717 | return; |
| 718 | if (dmxLocal->sendsCore && dmxLocal != dmxLocalCoreKeyboard) |
| 719 | xE.u.u.detail = dmxFixup(pDev, detail, keySym); |
| 720 | |
| 721 | /*ErrorF("KEY %d sym %d\n", detail, (int) keySym); */ |
| 722 | QueueKeyboardEvents(p, type, detail, NULL); |
| 723 | return; |
| 724 | |
| 725 | case ButtonPress: |
| 726 | case ButtonRelease: |
| 727 | detail = dmxGetButtonMapping(dmxLocal, detail); |
| 728 | valuator_mask_zero(&mask); |
| 729 | QueuePointerEvents(p, type, detail, 0, &mask); |
| 730 | return; |
| 731 | |
| 732 | case MotionNotify: |
| 733 | valuators[0] = e->xmotion.x; |
| 734 | valuators[1] = e->xmotion.y; |
| 735 | valuators[2] = e->xmotion.state; /* FIXME: WTF?? */ |
| 736 | valuator_mask_set_range(&mask, 0, 3, valuators); |
| 737 | QueuePointerEvents(p, type, detail, |
| 738 | POINTER_ABSOLUTE | POINTER_SCREEN, &mask); |
| 739 | return; |
| 740 | |
| 741 | case EnterNotify: |
| 742 | case LeaveNotify: |
| 743 | case KeymapNotify: |
| 744 | case MappingNotify: /* This is sent because we change the |
| 745 | * modifier map on the backend/console |
| 746 | * input device so that we have complete |
| 747 | * control of the input device LEDs. */ |
| 748 | return; |
| 749 | default: |
| 750 | if (type == ProximityIn || type == ProximityOut) { |
| 751 | if (dmxLocal->sendsCore) |
| 752 | return; /* Not a core event */ |
| 753 | break; |
| 754 | } |
| 755 | if (type >= LASTEvent) { |
| 756 | if (dmxTranslateAndEnqueueExtEvent(dmxLocal, e, block)) |
| 757 | dmxLogInput(dmxInput, "Unhandled extension event: %d\n", type); |
| 758 | } |
| 759 | else { |
| 760 | dmxLogInput(dmxInput, "Unhandled event: %d (%s)\n", |
| 761 | type, dmxEventName(type)); |
| 762 | } |
| 763 | return; |
| 764 | } |
| 765 | |
| 766 | } |
| 767 | |
| 768 | /** A pointer to this routine is passed to low-level input drivers so |
| 769 | * that all special keychecking is unified to this file. This function |
| 770 | * returns 0 if no special keys have been pressed. If the user has |
| 771 | * requested termination of the DMX server, -1 is returned. If the user |
| 772 | * has requested a switch to a VT, then the (1-based) number of that VT |
| 773 | * is returned. */ |
| 774 | int |
| 775 | dmxCheckSpecialKeys(DevicePtr pDev, KeySym keySym) |
| 776 | { |
| 777 | GETDMXINPUTFROMPDEV; |
| 778 | int vt = 0; |
| 779 | unsigned short state = 0; |
| 780 | |
| 781 | if (dmxLocal->sendsCore) |
| 782 | state = |
| 783 | XkbStateFieldFromRec(&dmxLocalCoreKeyboard->pDevice->key->xkbInfo-> |
| 784 | state); |
| 785 | else if (dmxLocal->pDevice->key) |
| 786 | state = XkbStateFieldFromRec(&dmxLocal->pDevice->key->xkbInfo->state); |
| 787 | |
| 788 | if (!dmxLocal->sendsCore) |
| 789 | return 0; /* Only for core devices */ |
| 790 | |
| 791 | DMXDBG2("dmxCheckSpecialKeys: keySym=0x%04x state=0x%04x\n", keySym, state); |
| 792 | |
| 793 | if ((state & (ControlMask | Mod1Mask)) != (ControlMask | Mod1Mask)) |
| 794 | return 0; |
| 795 | |
| 796 | switch (keySym) { |
| 797 | case XK_F1: |
| 798 | case XK_F2: |
| 799 | case XK_F3: |
| 800 | case XK_F4: |
| 801 | case XK_F5: |
| 802 | case XK_F6: |
| 803 | case XK_F7: |
| 804 | case XK_F8: |
| 805 | case XK_F9: |
| 806 | case XK_F10: |
| 807 | vt = keySym - XK_F1 + 1; |
| 808 | break; |
| 809 | |
| 810 | case XK_F11: |
| 811 | case XK_F12: |
| 812 | vt = keySym - XK_F11 + 11; |
| 813 | break; |
| 814 | |
| 815 | case XK_q: /* To avoid confusion */ |
| 816 | case XK_BackSpace: |
| 817 | case XK_Delete: |
| 818 | case XK_KP_Delete: |
| 819 | dmxLog(dmxInfo, "User request for termination\n"); |
| 820 | dispatchException |= DE_TERMINATE; |
| 821 | return -1; /* Terminate */ |
| 822 | } |
| 823 | |
| 824 | if (vt) { |
| 825 | dmxLog(dmxInfo, "Request to switch to VT %d\n", vt); |
| 826 | dmxInput->vt_switch_pending = vt; |
| 827 | return vt; |
| 828 | } |
| 829 | |
| 830 | return 0; /* Do nothing */ |
| 831 | } |