| 1 | /* WindowsWM extension is based on AppleWM extension */ |
| 2 | /************************************************************************** |
| 3 | |
| 4 | Copyright (c) 2002 Apple Computer, Inc. All Rights Reserved. |
| 5 | Copyright (c) 2003 Torrey T. Lyons. All Rights Reserved. |
| 6 | |
| 7 | Permission is hereby granted, free of charge, to any person obtaining a |
| 8 | copy of this software and associated documentation files (the |
| 9 | "Software"), to deal in the Software without restriction, including |
| 10 | without limitation the rights to use, copy, modify, merge, publish, |
| 11 | distribute, sub license, and/or sell copies of the Software, and to |
| 12 | permit persons to whom the Software is furnished to do so, subject to |
| 13 | the following conditions: |
| 14 | |
| 15 | The above copyright notice and this permission notice (including the |
| 16 | next paragraph) shall be included in all copies or substantial portions |
| 17 | of the Software. |
| 18 | |
| 19 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| 20 | OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 21 | MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
| 22 | IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR |
| 23 | ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| 24 | TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| 25 | SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 26 | |
| 27 | **************************************************************************/ |
| 28 | |
| 29 | #ifdef HAVE_XWIN_CONFIG_H |
| 30 | #include <xwin-config.h> |
| 31 | #endif |
| 32 | #include "win.h" |
| 33 | |
| 34 | #include "misc.h" |
| 35 | #include "dixstruct.h" |
| 36 | #include "extnsionst.h" |
| 37 | #include "colormapst.h" |
| 38 | #include "cursorstr.h" |
| 39 | #include "scrnintstr.h" |
| 40 | #include "servermd.h" |
| 41 | #include "swaprep.h" |
| 42 | #define _WINDOWSWM_SERVER_ |
| 43 | #include <X11/extensions/windowswmstr.h> |
| 44 | #include "protocol-versions.h" |
| 45 | |
| 46 | static int WMErrorBase; |
| 47 | static unsigned char WMReqCode = 0; |
| 48 | static int WMEventBase = 0; |
| 49 | |
| 50 | static RESTYPE ClientType, eventResourceType; /* resource types for event masks */ |
| 51 | static XID eventResource; |
| 52 | |
| 53 | /* Currently selected events */ |
| 54 | static unsigned int eventMask = 0; |
| 55 | |
| 56 | static int WMFreeClient(pointer data, XID id); |
| 57 | static int WMFreeEvents(pointer data, XID id); |
| 58 | static void SNotifyEvent(xWindowsWMNotifyEvent * from, |
| 59 | xWindowsWMNotifyEvent * to); |
| 60 | |
| 61 | typedef struct _WMEvent *WMEventPtr; |
| 62 | typedef struct _WMEvent { |
| 63 | WMEventPtr next; |
| 64 | ClientPtr client; |
| 65 | XID clientResource; |
| 66 | unsigned int mask; |
| 67 | } WMEventRec; |
| 68 | |
| 69 | static int |
| 70 | ProcWindowsWMQueryVersion(ClientPtr client) |
| 71 | { |
| 72 | xWindowsWMQueryVersionReply rep; |
| 73 | |
| 74 | REQUEST_SIZE_MATCH(xWindowsWMQueryVersionReq); |
| 75 | rep.type = X_Reply; |
| 76 | rep.length = 0; |
| 77 | rep.sequenceNumber = client->sequence; |
| 78 | rep.majorVersion = SERVER_WINDOWSWM_MAJOR_VERSION; |
| 79 | rep.minorVersion = SERVER_WINDOWSWM_MINOR_VERSION; |
| 80 | rep.patchVersion = SERVER_WINDOWSWM_PATCH_VERSION; |
| 81 | if (client->swapped) { |
| 82 | swaps(&rep.sequenceNumber); |
| 83 | swapl(&rep.length); |
| 84 | } |
| 85 | WriteToClient(client, sizeof(xWindowsWMQueryVersionReply), &rep); |
| 86 | return Success; |
| 87 | } |
| 88 | |
| 89 | /* events */ |
| 90 | |
| 91 | static inline void |
| 92 | updateEventMask(WMEventPtr * pHead) |
| 93 | { |
| 94 | WMEventPtr pCur; |
| 95 | |
| 96 | eventMask = 0; |
| 97 | for (pCur = *pHead; pCur != NULL; pCur = pCur->next) |
| 98 | eventMask |= pCur->mask; |
| 99 | } |
| 100 | |
| 101 | /*ARGSUSED*/ static int |
| 102 | WMFreeClient(pointer data, XID id) |
| 103 | { |
| 104 | WMEventPtr pEvent; |
| 105 | WMEventPtr *pHead, pCur, pPrev; |
| 106 | |
| 107 | pEvent = (WMEventPtr) data; |
| 108 | dixLookupResourceByType((pointer) &pHead, eventResource, eventResourceType, |
| 109 | NullClient, DixUnknownAccess); |
| 110 | if (pHead) { |
| 111 | pPrev = 0; |
| 112 | for (pCur = *pHead; pCur && pCur != pEvent; pCur = pCur->next) |
| 113 | pPrev = pCur; |
| 114 | if (pCur) { |
| 115 | if (pPrev) |
| 116 | pPrev->next = pEvent->next; |
| 117 | else |
| 118 | *pHead = pEvent->next; |
| 119 | } |
| 120 | updateEventMask(pHead); |
| 121 | } |
| 122 | free((pointer) pEvent); |
| 123 | return 1; |
| 124 | } |
| 125 | |
| 126 | /*ARGSUSED*/ static int |
| 127 | WMFreeEvents(pointer data, XID id) |
| 128 | { |
| 129 | WMEventPtr *pHead, pCur, pNext; |
| 130 | |
| 131 | pHead = (WMEventPtr *) data; |
| 132 | for (pCur = *pHead; pCur; pCur = pNext) { |
| 133 | pNext = pCur->next; |
| 134 | FreeResource(pCur->clientResource, ClientType); |
| 135 | free((pointer) pCur); |
| 136 | } |
| 137 | free((pointer) pHead); |
| 138 | eventMask = 0; |
| 139 | return 1; |
| 140 | } |
| 141 | |
| 142 | static int |
| 143 | ProcWindowsWMSelectInput(ClientPtr client) |
| 144 | { |
| 145 | REQUEST(xWindowsWMSelectInputReq); |
| 146 | WMEventPtr pEvent, pNewEvent, *pHead; |
| 147 | XID clientResource; |
| 148 | |
| 149 | REQUEST_SIZE_MATCH(xWindowsWMSelectInputReq); |
| 150 | dixLookupResourceByType((pointer) &pHead, eventResource, eventResourceType, |
| 151 | client, DixWriteAccess); |
| 152 | if (stuff->mask != 0) { |
| 153 | if (pHead) { |
| 154 | /* check for existing entry. */ |
| 155 | for (pEvent = *pHead; pEvent; pEvent = pEvent->next) { |
| 156 | if (pEvent->client == client) { |
| 157 | pEvent->mask = stuff->mask; |
| 158 | updateEventMask(pHead); |
| 159 | return Success; |
| 160 | } |
| 161 | } |
| 162 | } |
| 163 | |
| 164 | /* build the entry */ |
| 165 | pNewEvent = (WMEventPtr) malloc(sizeof(WMEventRec)); |
| 166 | if (!pNewEvent) |
| 167 | return BadAlloc; |
| 168 | pNewEvent->next = 0; |
| 169 | pNewEvent->client = client; |
| 170 | pNewEvent->mask = stuff->mask; |
| 171 | /* |
| 172 | * add a resource that will be deleted when |
| 173 | * the client goes away |
| 174 | */ |
| 175 | clientResource = FakeClientID(client->index); |
| 176 | pNewEvent->clientResource = clientResource; |
| 177 | if (!AddResource(clientResource, ClientType, (pointer) pNewEvent)) |
| 178 | return BadAlloc; |
| 179 | /* |
| 180 | * create a resource to contain a pointer to the list |
| 181 | * of clients selecting input. This must be indirect as |
| 182 | * the list may be arbitrarily rearranged which cannot be |
| 183 | * done through the resource database. |
| 184 | */ |
| 185 | if (!pHead) { |
| 186 | pHead = (WMEventPtr *) malloc(sizeof(WMEventPtr)); |
| 187 | if (!pHead || |
| 188 | !AddResource(eventResource, eventResourceType, (pointer) pHead)) |
| 189 | { |
| 190 | FreeResource(clientResource, RT_NONE); |
| 191 | return BadAlloc; |
| 192 | } |
| 193 | *pHead = 0; |
| 194 | } |
| 195 | pNewEvent->next = *pHead; |
| 196 | *pHead = pNewEvent; |
| 197 | updateEventMask(pHead); |
| 198 | } |
| 199 | else if (stuff->mask == 0) { |
| 200 | /* delete the interest */ |
| 201 | if (pHead) { |
| 202 | pNewEvent = 0; |
| 203 | for (pEvent = *pHead; pEvent; pEvent = pEvent->next) { |
| 204 | if (pEvent->client == client) |
| 205 | break; |
| 206 | pNewEvent = pEvent; |
| 207 | } |
| 208 | if (pEvent) { |
| 209 | FreeResource(pEvent->clientResource, ClientType); |
| 210 | if (pNewEvent) |
| 211 | pNewEvent->next = pEvent->next; |
| 212 | else |
| 213 | *pHead = pEvent->next; |
| 214 | free(pEvent); |
| 215 | updateEventMask(pHead); |
| 216 | } |
| 217 | } |
| 218 | } |
| 219 | else { |
| 220 | client->errorValue = stuff->mask; |
| 221 | return BadValue; |
| 222 | } |
| 223 | return Success; |
| 224 | } |
| 225 | |
| 226 | /* |
| 227 | * deliver the event |
| 228 | */ |
| 229 | |
| 230 | void |
| 231 | winWindowsWMSendEvent(int type, unsigned int mask, int which, int arg, |
| 232 | Window window, int x, int y, int w, int h) |
| 233 | { |
| 234 | WMEventPtr *pHead, pEvent; |
| 235 | ClientPtr client; |
| 236 | xWindowsWMNotifyEvent se; |
| 237 | |
| 238 | #if CYGMULTIWINDOW_DEBUG |
| 239 | ErrorF("winWindowsWMSendEvent %d %d %d %d, %d %d - %d %d\n", |
| 240 | type, mask, which, arg, x, y, w, h); |
| 241 | #endif |
| 242 | dixLookupResourceByType((pointer) &pHead, eventResource, eventResourceType, |
| 243 | NullClient, DixUnknownAccess); |
| 244 | if (!pHead) |
| 245 | return; |
| 246 | for (pEvent = *pHead; pEvent; pEvent = pEvent->next) { |
| 247 | client = pEvent->client; |
| 248 | #if CYGMULTIWINDOW_DEBUG |
| 249 | ErrorF("winWindowsWMSendEvent - %p\n", client); |
| 250 | #endif |
| 251 | if ((pEvent->mask & mask) == 0) { |
| 252 | continue; |
| 253 | } |
| 254 | #if CYGMULTIWINDOW_DEBUG |
| 255 | ErrorF("winWindowsWMSendEvent - send\n"); |
| 256 | #endif |
| 257 | se.type = type + WMEventBase; |
| 258 | se.kind = which; |
| 259 | se.window = window; |
| 260 | se.arg = arg; |
| 261 | se.x = x; |
| 262 | se.y = y; |
| 263 | se.w = w; |
| 264 | se.h = h; |
| 265 | se.time = currentTime.milliseconds; |
| 266 | WriteEventsToClient(client, 1, (xEvent *) &se); |
| 267 | } |
| 268 | } |
| 269 | |
| 270 | /* general utility functions */ |
| 271 | |
| 272 | static int |
| 273 | ProcWindowsWMDisableUpdate(ClientPtr client) |
| 274 | { |
| 275 | REQUEST_SIZE_MATCH(xWindowsWMDisableUpdateReq); |
| 276 | |
| 277 | //winDisableUpdate(); |
| 278 | |
| 279 | return Success; |
| 280 | } |
| 281 | |
| 282 | static int |
| 283 | ProcWindowsWMReenableUpdate(ClientPtr client) |
| 284 | { |
| 285 | REQUEST_SIZE_MATCH(xWindowsWMReenableUpdateReq); |
| 286 | |
| 287 | //winEnableUpdate(); |
| 288 | |
| 289 | return Success; |
| 290 | } |
| 291 | |
| 292 | /* window functions */ |
| 293 | |
| 294 | static int |
| 295 | ProcWindowsWMSetFrontProcess(ClientPtr client) |
| 296 | { |
| 297 | REQUEST_SIZE_MATCH(xWindowsWMSetFrontProcessReq); |
| 298 | |
| 299 | //QuartzMessageMainThread(kWindowsSetFrontProcess, NULL, 0); |
| 300 | |
| 301 | return Success; |
| 302 | } |
| 303 | |
| 304 | /* frame functions */ |
| 305 | |
| 306 | static int |
| 307 | ProcWindowsWMFrameGetRect(ClientPtr client) |
| 308 | { |
| 309 | xWindowsWMFrameGetRectReply rep; |
| 310 | RECT rcNew; |
| 311 | |
| 312 | REQUEST(xWindowsWMFrameGetRectReq); |
| 313 | |
| 314 | #if CYGMULTIWINDOW_DEBUG |
| 315 | ErrorF("ProcWindowsWMFrameGetRect %d %d\n", |
| 316 | (sizeof(xWindowsWMFrameGetRectReq) >> 2), (int) client->req_len); |
| 317 | #endif |
| 318 | |
| 319 | REQUEST_SIZE_MATCH(xWindowsWMFrameGetRectReq); |
| 320 | rep.type = X_Reply; |
| 321 | rep.length = 0; |
| 322 | rep.sequenceNumber = client->sequence; |
| 323 | |
| 324 | if (stuff->frame_rect != 0) { |
| 325 | ErrorF("ProcWindowsWMFrameGetRect - stuff->frame_rect != 0\n"); |
| 326 | return BadValue; |
| 327 | } |
| 328 | |
| 329 | /* Store the origin, height, and width in a rectangle structure */ |
| 330 | SetRect(&rcNew, stuff->ix, stuff->iy, |
| 331 | stuff->ix + stuff->iw, stuff->iy + stuff->ih); |
| 332 | |
| 333 | #if CYGMULTIWINDOW_DEBUG |
| 334 | ErrorF("ProcWindowsWMFrameGetRect - %d %d %d %d\n", |
| 335 | stuff->ix, stuff->iy, stuff->ix + stuff->iw, stuff->iy + stuff->ih); |
| 336 | #endif |
| 337 | |
| 338 | /* |
| 339 | * Calculate the required size of the Windows window rectangle, |
| 340 | * given the size of the Windows window client area. |
| 341 | */ |
| 342 | AdjustWindowRectEx(&rcNew, stuff->frame_style, FALSE, |
| 343 | stuff->frame_style_ex); |
| 344 | rep.x = rcNew.left; |
| 345 | rep.y = rcNew.top; |
| 346 | rep.w = rcNew.right - rcNew.left; |
| 347 | rep.h = rcNew.bottom - rcNew.top; |
| 348 | #if CYGMULTIWINDOW_DEBUG |
| 349 | ErrorF("ProcWindowsWMFrameGetRect - %d %d %d %d\n", |
| 350 | rep.x, rep.y, rep.w, rep.h); |
| 351 | #endif |
| 352 | |
| 353 | WriteToClient(client, sizeof(xWindowsWMFrameGetRectReply), &rep); |
| 354 | return Success; |
| 355 | } |
| 356 | |
| 357 | static int |
| 358 | ProcWindowsWMFrameDraw(ClientPtr client) |
| 359 | { |
| 360 | REQUEST(xWindowsWMFrameDrawReq); |
| 361 | WindowPtr pWin; |
| 362 | win32RootlessWindowPtr pRLWinPriv; |
| 363 | RECT rcNew; |
| 364 | int nCmdShow, rc; |
| 365 | RegionRec newShape; |
| 366 | |
| 367 | REQUEST_SIZE_MATCH(xWindowsWMFrameDrawReq); |
| 368 | |
| 369 | #if CYGMULTIWINDOW_DEBUG |
| 370 | ErrorF("ProcWindowsWMFrameDraw\n"); |
| 371 | #endif |
| 372 | rc = dixLookupWindow(&pWin, stuff->window, client, DixReadAccess); |
| 373 | if (rc != Success) |
| 374 | return rc; |
| 375 | #if CYGMULTIWINDOW_DEBUG |
| 376 | ErrorF("ProcWindowsWMFrameDraw - Window found\n"); |
| 377 | #endif |
| 378 | |
| 379 | pRLWinPriv = (win32RootlessWindowPtr) RootlessFrameForWindow(pWin, TRUE); |
| 380 | if (pRLWinPriv == 0) |
| 381 | return BadWindow; |
| 382 | |
| 383 | #if CYGMULTIWINDOW_DEBUG |
| 384 | ErrorF("ProcWindowsWMFrameDraw - HWND %p 0x%08x 0x%08x\n", |
| 385 | pRLWinPriv->hWnd, (int) stuff->frame_style, |
| 386 | (int) stuff->frame_style_ex); |
| 387 | ErrorF("ProcWindowsWMFrameDraw - %d %d %d %d\n", |
| 388 | stuff->ix, stuff->iy, stuff->iw, stuff->ih); |
| 389 | #endif |
| 390 | |
| 391 | /* Store the origin, height, and width in a rectangle structure */ |
| 392 | SetRect(&rcNew, stuff->ix, stuff->iy, |
| 393 | stuff->ix + stuff->iw, stuff->iy + stuff->ih); |
| 394 | |
| 395 | /* |
| 396 | * Calculate the required size of the Windows window rectangle, |
| 397 | * given the size of the Windows window client area. |
| 398 | */ |
| 399 | AdjustWindowRectEx(&rcNew, stuff->frame_style, FALSE, |
| 400 | stuff->frame_style_ex); |
| 401 | |
| 402 | /* Set the window extended style flags */ |
| 403 | if (!SetWindowLongPtr(pRLWinPriv->hWnd, GWL_EXSTYLE, stuff->frame_style_ex)) { |
| 404 | return BadValue; |
| 405 | } |
| 406 | |
| 407 | /* Set the window standard style flags */ |
| 408 | if (!SetWindowLongPtr(pRLWinPriv->hWnd, GWL_STYLE, stuff->frame_style)) { |
| 409 | return BadValue; |
| 410 | } |
| 411 | |
| 412 | /* Flush the window style */ |
| 413 | if (!SetWindowPos(pRLWinPriv->hWnd, NULL, |
| 414 | rcNew.left, rcNew.top, |
| 415 | rcNew.right - rcNew.left, rcNew.bottom - rcNew.top, |
| 416 | SWP_NOZORDER | SWP_FRAMECHANGED | SWP_NOACTIVATE)) { |
| 417 | return BadValue; |
| 418 | } |
| 419 | if (!IsWindowVisible(pRLWinPriv->hWnd)) |
| 420 | nCmdShow = SW_HIDE; |
| 421 | else |
| 422 | nCmdShow = SW_SHOWNA; |
| 423 | |
| 424 | ShowWindow(pRLWinPriv->hWnd, nCmdShow); |
| 425 | |
| 426 | if (wBoundingShape(pWin) != NULL) { |
| 427 | /* wBoundingShape is relative to *inner* origin of window. |
| 428 | Translate by borderWidth to get the outside-relative position. */ |
| 429 | |
| 430 | RegionNull(&newShape); |
| 431 | RegionCopy(&newShape, wBoundingShape(pWin)); |
| 432 | RegionTranslate(&newShape, pWin->borderWidth, pWin->borderWidth); |
| 433 | winMWExtWMReshapeFrame(pRLWinPriv, &newShape); |
| 434 | RegionUninit(&newShape); |
| 435 | } |
| 436 | #if CYGMULTIWINDOW_DEBUG |
| 437 | ErrorF("ProcWindowsWMFrameDraw - done\n"); |
| 438 | #endif |
| 439 | |
| 440 | return Success; |
| 441 | } |
| 442 | |
| 443 | static int |
| 444 | ProcWindowsWMFrameSetTitle(ClientPtr client) |
| 445 | { |
| 446 | unsigned int title_length, title_max; |
| 447 | char *title_bytes; |
| 448 | |
| 449 | REQUEST(xWindowsWMFrameSetTitleReq); |
| 450 | WindowPtr pWin; |
| 451 | win32RootlessWindowPtr pRLWinPriv; |
| 452 | int rc; |
| 453 | |
| 454 | #if CYGMULTIWINDOW_DEBUG |
| 455 | ErrorF("ProcWindowsWMFrameSetTitle\n"); |
| 456 | #endif |
| 457 | |
| 458 | REQUEST_AT_LEAST_SIZE(xWindowsWMFrameSetTitleReq); |
| 459 | |
| 460 | rc = dixLookupWindow(&pWin, stuff->window, client, DixReadAccess); |
| 461 | if (rc != Success) |
| 462 | return rc; |
| 463 | #if CYGMULTIWINDOW_DEBUG |
| 464 | ErrorF("ProcWindowsWMFrameSetTitle - Window found\n"); |
| 465 | #endif |
| 466 | |
| 467 | title_length = stuff->title_length; |
| 468 | title_max = (stuff->length << 2) - sizeof(xWindowsWMFrameSetTitleReq); |
| 469 | |
| 470 | if (title_max < title_length) |
| 471 | return BadValue; |
| 472 | |
| 473 | #if CYGMULTIWINDOW_DEBUG |
| 474 | ErrorF("ProcWindowsWMFrameSetTitle - length is valid\n"); |
| 475 | #endif |
| 476 | |
| 477 | title_bytes = malloc(title_length + 1); |
| 478 | strncpy(title_bytes, (char *) &stuff[1], title_length); |
| 479 | title_bytes[title_length] = '\0'; |
| 480 | |
| 481 | pRLWinPriv = (win32RootlessWindowPtr) RootlessFrameForWindow(pWin, FALSE); |
| 482 | |
| 483 | if (pRLWinPriv == 0) { |
| 484 | free(title_bytes); |
| 485 | return BadWindow; |
| 486 | } |
| 487 | |
| 488 | /* Flush the window style */ |
| 489 | SetWindowText(pRLWinPriv->hWnd, title_bytes); |
| 490 | |
| 491 | free(title_bytes); |
| 492 | |
| 493 | #if CYGMULTIWINDOW_DEBUG |
| 494 | ErrorF("ProcWindowsWMFrameSetTitle - done\n"); |
| 495 | #endif |
| 496 | |
| 497 | return Success; |
| 498 | } |
| 499 | |
| 500 | /* dispatch */ |
| 501 | |
| 502 | static int |
| 503 | ProcWindowsWMDispatch(ClientPtr client) |
| 504 | { |
| 505 | REQUEST(xReq); |
| 506 | |
| 507 | switch (stuff->data) { |
| 508 | case X_WindowsWMQueryVersion: |
| 509 | return ProcWindowsWMQueryVersion(client); |
| 510 | } |
| 511 | |
| 512 | if (!client->local) |
| 513 | return WMErrorBase + WindowsWMClientNotLocal; |
| 514 | |
| 515 | switch (stuff->data) { |
| 516 | case X_WindowsWMSelectInput: |
| 517 | return ProcWindowsWMSelectInput(client); |
| 518 | case X_WindowsWMDisableUpdate: |
| 519 | return ProcWindowsWMDisableUpdate(client); |
| 520 | case X_WindowsWMReenableUpdate: |
| 521 | return ProcWindowsWMReenableUpdate(client); |
| 522 | case X_WindowsWMSetFrontProcess: |
| 523 | return ProcWindowsWMSetFrontProcess(client); |
| 524 | case X_WindowsWMFrameGetRect: |
| 525 | return ProcWindowsWMFrameGetRect(client); |
| 526 | case X_WindowsWMFrameDraw: |
| 527 | return ProcWindowsWMFrameDraw(client); |
| 528 | case X_WindowsWMFrameSetTitle: |
| 529 | return ProcWindowsWMFrameSetTitle(client); |
| 530 | default: |
| 531 | return BadRequest; |
| 532 | } |
| 533 | } |
| 534 | |
| 535 | static void |
| 536 | SNotifyEvent(xWindowsWMNotifyEvent * from, xWindowsWMNotifyEvent * to) |
| 537 | { |
| 538 | to->type = from->type; |
| 539 | to->kind = from->kind; |
| 540 | cpswaps(from->sequenceNumber, to->sequenceNumber); |
| 541 | cpswapl(from->window, to->window); |
| 542 | cpswapl(from->time, to->time); |
| 543 | cpswapl(from->arg, to->arg); |
| 544 | } |
| 545 | |
| 546 | static int |
| 547 | SProcWindowsWMQueryVersion(ClientPtr client) |
| 548 | { |
| 549 | REQUEST(xWindowsWMQueryVersionReq); |
| 550 | swaps(&stuff->length); |
| 551 | return ProcWindowsWMQueryVersion(client); |
| 552 | } |
| 553 | |
| 554 | static int |
| 555 | SProcWindowsWMDispatch(ClientPtr client) |
| 556 | { |
| 557 | REQUEST(xReq); |
| 558 | |
| 559 | /* It is bound to be non-local when there is byte swapping */ |
| 560 | if (!client->local) |
| 561 | return WMErrorBase + WindowsWMClientNotLocal; |
| 562 | |
| 563 | /* only local clients are allowed WM access */ |
| 564 | switch (stuff->data) { |
| 565 | case X_WindowsWMQueryVersion: |
| 566 | return SProcWindowsWMQueryVersion(client); |
| 567 | default: |
| 568 | return BadRequest; |
| 569 | } |
| 570 | } |
| 571 | |
| 572 | void |
| 573 | winWindowsWMExtensionInit(void) |
| 574 | { |
| 575 | ExtensionEntry *extEntry; |
| 576 | |
| 577 | ClientType = CreateNewResourceType(WMFreeClient, "WMClient"); |
| 578 | eventResourceType = CreateNewResourceType(WMFreeEvents, "WMEvent"); |
| 579 | eventResource = FakeClientID(0); |
| 580 | |
| 581 | if (ClientType && eventResourceType && |
| 582 | (extEntry = AddExtension(WINDOWSWMNAME, |
| 583 | WindowsWMNumberEvents, |
| 584 | WindowsWMNumberErrors, |
| 585 | ProcWindowsWMDispatch, |
| 586 | SProcWindowsWMDispatch, |
| 587 | NULL, StandardMinorOpcode))) { |
| 588 | size_t i; |
| 589 | |
| 590 | WMReqCode = (unsigned char) extEntry->base; |
| 591 | WMErrorBase = extEntry->errorBase; |
| 592 | WMEventBase = extEntry->eventBase; |
| 593 | for (i = 0; i < WindowsWMNumberEvents; i++) |
| 594 | EventSwapVector[WMEventBase + i] = (EventSwapPtr) SNotifyEvent; |
| 595 | } |
| 596 | } |