dlls/winex11.drv/mouse.c

   1 /*
   2  * X11 mouse driver
   3  *
   4  * Copyright 1998 Ulrich Weigand
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "config.h"
  22
  23 #include <X11/Xlib.h>
  24 #include <stdarg.h>
  25
  26 #define NONAMELESSUNION
  27 #define NONAMELESSSTRUCT
  28 #include "windef.h"
  29 #include "winbase.h"
  30 #include "wine/winuser16.h"
  31
  32 #include "win.h"
  33 #include "x11drv.h"
  34 #include "wine/server.h"
  35 #include "wine/debug.h"
  36
  37 WINE_DEFAULT_DEBUG_CHANNEL(cursor);
  38
  39 /**********************************************************************/
  40
  41 #ifndef Button6Mask
  42 #define Button6Mask (1<<13)
  43 #endif
  44 #ifndef Button7Mask
  45 #define Button7Mask (1<<14)
  46 #endif
  47
  48 #define NB_BUTTONS   7     /* Windows can handle 5 buttons and the wheel too */
  49
  50 static const UINT button_down_flags[NB_BUTTONS] =
  51 {
  52     MOUSEEVENTF_LEFTDOWN,
  53     MOUSEEVENTF_MIDDLEDOWN,
  54     MOUSEEVENTF_RIGHTDOWN,
  55     MOUSEEVENTF_WHEEL,
  56     MOUSEEVENTF_WHEEL,
  57     MOUSEEVENTF_XDOWN,
  58     MOUSEEVENTF_XDOWN
  59 };
  60
  61 static const UINT button_up_flags[NB_BUTTONS] =
  62 {
  63     MOUSEEVENTF_LEFTUP,
  64     MOUSEEVENTF_MIDDLEUP,
  65     MOUSEEVENTF_RIGHTUP,
  66     0,
  67     0,
  68     MOUSEEVENTF_XUP,
  69     MOUSEEVENTF_XUP
  70 };
  71
  72 POINT cursor_pos;
  73
  74 /***********************************************************************
  75  *              get_coords
  76  *
  77  * get the coordinates of a mouse event
  78  */
  79 static inline void get_coords( HWND hwnd, int x, int y, POINT *pt )
  80 {
  81     struct x11drv_win_data *data = X11DRV_get_win_data( hwnd );
  82
  83     if (!data) return;
  84
  85     pt->x = x + data->whole_rect.left;
  86     pt->y = y + data->whole_rect.top;
  87 }
  88
  89
  90 /***********************************************************************
  91  *              update_button_state
  92  *
  93  * Update the button state with what X provides us
  94  */
  95 static inline void update_button_state( unsigned int state )
  96 {
  97     key_state_table[VK_LBUTTON] = (state & Button1Mask ? 0x80 : 0);
  98     key_state_table[VK_MBUTTON] = (state & Button2Mask ? 0x80 : 0);
  99     key_state_table[VK_RBUTTON] = (state & Button3Mask ? 0x80 : 0);
 100     key_state_table[VK_XBUTTON1]= (state & Button6Mask ? 0x80 : 0);
 101     key_state_table[VK_XBUTTON2]= (state & Button7Mask ? 0x80 : 0);
 102 }
 103
 104
 105 /***********************************************************************
 106  *              update_key_state
 107  *
 108  * Update the key state with what X provides us
 109  */
 110 static inline void update_key_state( unsigned int state )
 111 {
 112     key_state_table[VK_SHIFT]   = (state & ShiftMask   ? 0x80 : 0);
 113     key_state_table[VK_CONTROL] = (state & ControlMask ? 0x80 : 0);
 114 }
 115
 116
 117 /***********************************************************************
 118  *              update_mouse_state
 119  *
 120  * Update the various window states on a mouse event.
 121  */
 122 static void update_mouse_state( HWND hwnd, Window window, int x, int y, unsigned int state, POINT *pt )
 123 {
 124     struct x11drv_thread_data *data = x11drv_thread_data();
 125
 126     if (window == root_window)
 127     {
 128         x += virtual_screen_rect.left;
 129         y += virtual_screen_rect.top;
 130     }
 131     get_coords( hwnd, x, y, pt );
 132     update_key_state( state );
 133
 134     /* update the cursor */
 135
 136     if (data->cursor_window != window)
 137     {
 138         data->cursor_window = window;
 139         wine_tsx11_lock();
 140         if (data->cursor) XDefineCursor( data->display, window, data->cursor );
 141         wine_tsx11_unlock();
 142     }
 143
 144     /* update the wine server Z-order */
 145
 146     if (window != data->grab_window &&
 147         /* ignore event if a button is pressed, since the mouse is then grabbed too */
 148         !(state & (Button1Mask|Button2Mask|Button3Mask|Button4Mask|Button5Mask|Button6Mask|Button7Mask)))
 149     {
 150         SERVER_START_REQ( update_window_zorder )
 151         {
 152             req->window      = hwnd;
 153             req->rect.left   = pt->x;
 154             req->rect.top    = pt->y;
 155             req->rect.right  = pt->x + 1;
 156             req->rect.bottom = pt->y + 1;
 157             wine_server_call( req );
 158         }
 159         SERVER_END_REQ;
 160     }
 161 }
 162
 163
 164 /***********************************************************************
 165  *           get_key_state
 166  */
 167 static WORD get_key_state(void)
 168 {
 169     WORD ret = 0;
 170
 171     if (GetSystemMetrics( SM_SWAPBUTTON ))
 172     {
 173         if (key_state_table[VK_RBUTTON] & 0x80) ret |= MK_LBUTTON;
 174         if (key_state_table[VK_LBUTTON] & 0x80) ret |= MK_RBUTTON;
 175     }
 176     else
 177     {
 178         if (key_state_table[VK_LBUTTON] & 0x80) ret |= MK_LBUTTON;
 179         if (key_state_table[VK_RBUTTON] & 0x80) ret |= MK_RBUTTON;
 180     }
 181     if (key_state_table[VK_MBUTTON] & 0x80)  ret |= MK_MBUTTON;
 182     if (key_state_table[VK_SHIFT] & 0x80)    ret |= MK_SHIFT;
 183     if (key_state_table[VK_CONTROL] & 0x80)  ret |= MK_CONTROL;
 184     if (key_state_table[VK_XBUTTON1] & 0x80) ret |= MK_XBUTTON1;
 185     if (key_state_table[VK_XBUTTON2] & 0x80) ret |= MK_XBUTTON2;
 186     return ret;
 187 }
 188
 189
 190 /***********************************************************************
 191  *           queue_raw_mouse_message
 192  */
 193 static void queue_raw_mouse_message( UINT message, HWND hwnd, DWORD x, DWORD y,
 194                                      DWORD data, DWORD time, DWORD extra_info, UINT injected_flags )
 195 {
 196     MSLLHOOKSTRUCT hook;
 197
 198     hook.pt.x        = x;
 199     hook.pt.y        = y;
 200     hook.mouseData   = MAKELONG( 0, data );
 201     hook.flags       = injected_flags;
 202     hook.time        = time;
 203     hook.dwExtraInfo = extra_info;
 204
 205     if (HOOK_CallHooks( WH_MOUSE_LL, HC_ACTION, message, (LPARAM)&hook, TRUE )) return;
 206
 207     SERVER_START_REQ( send_hardware_message )
 208     {
 209         req->id       = (injected_flags & LLMHF_INJECTED) ? 0 : GetCurrentThreadId();
 210         req->win      = hwnd;
 211         req->msg      = message;
 212         req->wparam   = MAKEWPARAM( get_key_state(), data );
 213         req->lparam   = 0;
 214         req->x        = x;
 215         req->y        = y;
 216         req->time     = time;
 217         req->info     = extra_info;
 218         wine_server_call( req );
 219     }
 220     SERVER_END_REQ;
 221
 222 }
 223
 224
 225 /***********************************************************************
 226  *              X11DRV_send_mouse_input
 227  */
 228 void X11DRV_send_mouse_input( HWND hwnd, DWORD flags, DWORD x, DWORD y,
 229                               DWORD data, DWORD time, DWORD extra_info, UINT injected_flags )
 230 {
 231     POINT pt;
 232
 233     if (flags & MOUSEEVENTF_ABSOLUTE)
 234     {
 235         if (injected_flags & LLMHF_INJECTED)
 236         {
 237             pt.x = (x * screen_width) >> 16;
 238             pt.y = (y * screen_height) >> 16;
 239         }
 240         else
 241         {
 242             pt.x = x;
 243             pt.y = y;
 244         }
 245         wine_tsx11_lock();
 246         cursor_pos = pt;
 247         wine_tsx11_unlock();
 248     }
 249     else if (flags & MOUSEEVENTF_MOVE)
 250     {
 251         int accel[3], xMult = 1, yMult = 1;
 252
 253         /* dx and dy can be negative numbers for relative movements */
 254         SystemParametersInfoW(SPI_GETMOUSE, 0, accel, 0);
 255
 256         if (abs(x) > accel[0] && accel[2] != 0)
 257         {
 258             xMult = 2;
 259             if ((abs(x) > accel[1]) && (accel[2] == 2)) xMult = 4;
 260         }
 261         if (abs(y) > accel[0] && accel[2] != 0)
 262         {
 263             yMult = 2;
 264             if ((abs(y) > accel[1]) && (accel[2] == 2)) yMult = 4;
 265         }
 266
 267         wine_tsx11_lock();
 268         pt.x = cursor_pos.x + (long)x * xMult;
 269         pt.y = cursor_pos.y + (long)y * yMult;
 270
 271         /* Clip to the current screen size */
 272         if (pt.x < 0) pt.x = 0;
 273         else if (pt.x >= screen_width) pt.x = screen_width - 1;
 274         if (pt.y < 0) pt.y = 0;
 275         else if (pt.y >= screen_height) pt.y = screen_height - 1;
 276         cursor_pos = pt;
 277         wine_tsx11_unlock();
 278     }
 279     else
 280     {
 281         wine_tsx11_lock();
 282         pt = cursor_pos;
 283         wine_tsx11_unlock();
 284     }
 285
 286     if (flags & MOUSEEVENTF_MOVE)
 287     {
 288         queue_raw_mouse_message( WM_MOUSEMOVE, hwnd, pt.x, pt.y, data, time,
 289                                  extra_info, injected_flags );
 290         if ((injected_flags & LLMHF_INJECTED) &&
 291             ((flags & MOUSEEVENTF_ABSOLUTE) || x || y))  /* we have to actually move the cursor */
 292         {
 293             TRACE( "warping to (%d,%d)\n", pt.x, pt.y );
 294             wine_tsx11_lock();
 295             XWarpPointer( thread_display(), root_window, root_window, 0, 0, 0, 0,
 296                           pt.x - virtual_screen_rect.left, pt.y - virtual_screen_rect.top );
 297             wine_tsx11_unlock();
 298         }
 299     }
 300     if (flags & MOUSEEVENTF_LEFTDOWN)
 301     {
 302         key_state_table[VK_LBUTTON] |= 0xc0;
 303         queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON) ? WM_RBUTTONDOWN : WM_LBUTTONDOWN,
 304                                  hwnd, pt.x, pt.y, data, time, extra_info, injected_flags );
 305     }
 306     if (flags & MOUSEEVENTF_LEFTUP)
 307     {
 308         key_state_table[VK_LBUTTON] &= ~0x80;
 309         queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON) ? WM_RBUTTONUP : WM_LBUTTONUP,
 310                                  hwnd, pt.x, pt.y, data, time, extra_info, injected_flags );
 311     }
 312     if (flags & MOUSEEVENTF_RIGHTDOWN)
 313     {
 314         key_state_table[VK_RBUTTON] |= 0xc0;
 315         queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON) ? WM_LBUTTONDOWN : WM_RBUTTONDOWN,
 316                                  hwnd, pt.x, pt.y, data, time, extra_info, injected_flags );
 317     }
 318     if (flags & MOUSEEVENTF_RIGHTUP)
 319     {
 320         key_state_table[VK_RBUTTON] &= ~0x80;
 321         queue_raw_mouse_message( GetSystemMetrics(SM_SWAPBUTTON) ? WM_LBUTTONUP : WM_RBUTTONUP,
 322                                  hwnd, pt.x, pt.y, data, time, extra_info, injected_flags );
 323     }
 324     if (flags & MOUSEEVENTF_MIDDLEDOWN)
 325     {
 326         key_state_table[VK_MBUTTON] |= 0xc0;
 327         queue_raw_mouse_message( WM_MBUTTONDOWN, hwnd, pt.x, pt.y, data, time,
 328                                  extra_info, injected_flags );
 329     }
 330     if (flags & MOUSEEVENTF_MIDDLEUP)
 331     {
 332         key_state_table[VK_MBUTTON] &= ~0x80;
 333         queue_raw_mouse_message( WM_MBUTTONUP, hwnd, pt.x, pt.y, data, time,
 334                                  extra_info, injected_flags );
 335     }
 336     if (flags & MOUSEEVENTF_WHEEL)
 337     {
 338         queue_raw_mouse_message( WM_MOUSEWHEEL, hwnd, pt.x, pt.y, data, time,
 339                                  extra_info, injected_flags );
 340     }
 341     if (flags & MOUSEEVENTF_XDOWN)
 342     {
 343         key_state_table[VK_XBUTTON1 + data - 1] |= 0xc0;
 344         queue_raw_mouse_message( WM_XBUTTONDOWN, hwnd, pt.x, pt.y, data, time,
 345                                  extra_info, injected_flags );
 346     }
 347     if (flags & MOUSEEVENTF_XUP)
 348     {
 349         key_state_table[VK_XBUTTON1 + data - 1] &= ~0x80;
 350         queue_raw_mouse_message( WM_XBUTTONUP, hwnd, pt.x, pt.y, data, time,
 351                                  extra_info, injected_flags );
 352     }
 353 }
 354
 355
 356 /***********************************************************************
 357  *              create_cursor
 358  *
 359  * Create an X cursor from a Windows one.
 360  */
 361 static Cursor create_cursor( Display *display, CURSORICONINFO *ptr )
 362 {
 363     Pixmap pixmapBits, pixmapMask, pixmapMaskInv, pixmapAll;
 364     XColor fg, bg;
 365     Cursor cursor = None;
 366
 367     if (!ptr)  /* Create an empty cursor */
 368     {
 369         static const char data[] = { 0 };
 370
 371         bg.red = bg.green = bg.blue = 0x0000;
 372         pixmapBits = XCreateBitmapFromData( display, root_window, data, 1, 1 );
 373         if (pixmapBits)
 374         {
 375             cursor = XCreatePixmapCursor( display, pixmapBits, pixmapBits,
 376                                           &bg, &bg, 0, 0 );
 377             XFreePixmap( display, pixmapBits );
 378         }
 379     }
 380     else  /* Create the X cursor from the bits */
 381     {
 382         XImage *image;
 383         GC gc;
 384
 385         TRACE("Bitmap %dx%d planes=%d bpp=%d bytesperline=%d\n",
 386             ptr->nWidth, ptr->nHeight, ptr->bPlanes, ptr->bBitsPerPixel,
 387             ptr->nWidthBytes);
 388         /* Create a pixmap and transfer all the bits to it */
 389
 390         /* NOTE: Following hack works, but only because XFree depth
 391          *       1 images really use 1 bit/pixel (and so the same layout
 392          *       as the Windows cursor data). Perhaps use a more generic
 393          *       algorithm here.
 394          */
 395         /* This pixmap will be written with two bitmaps. The first is
 396          *  the mask and the second is the image.
 397          */
 398         if (!(pixmapAll = XCreatePixmap( display, root_window,
 399                   ptr->nWidth, ptr->nHeight * 2, 1 )))
 400             return 0;
 401         if (!(image = XCreateImage( display, visual,
 402                 1, ZPixmap, 0, (char *)(ptr + 1), ptr->nWidth,
 403                 ptr->nHeight * 2, 16, ptr->nWidthBytes/ptr->bBitsPerPixel)))
 404         {
 405             XFreePixmap( display, pixmapAll );
 406             return 0;
 407         }
 408         gc = XCreateGC( display, pixmapAll, 0, NULL );
 409         XSetGraphicsExposures( display, gc, False );
 410         image->byte_order = MSBFirst;
 411         image->bitmap_bit_order = MSBFirst;
 412         image->bitmap_unit = 16;
 413         _XInitImageFuncPtrs(image);
 414         if (ptr->bPlanes * ptr->bBitsPerPixel == 1)
 415         {
 416             /* A plain old white on black cursor. */
 417             fg.red = fg.green = fg.blue = 0xffff;
 418             bg.red = bg.green = bg.blue = 0x0000;
 419             XPutImage( display, pixmapAll, gc, image,
 420                 0, 0, 0, 0, ptr->nWidth, ptr->nHeight * 2 );
 421         }
 422         else
 423         {
 424             int     rbits, gbits, bbits, red, green, blue;
 425             int     rfg, gfg, bfg, rbg, gbg, bbg;
 426             int     rscale, gscale, bscale;
 427             int     x, y, xmax, ymax, bitIndex, byteIndex, xorIndex;
 428             unsigned char *theMask, *theImage, theChar;
 429             int     threshold, fgBits, bgBits, bitShifted;
 430             BYTE    pXorBits[128];   /* Up to 32x32 icons */
 431
 432             switch (ptr->bBitsPerPixel)
 433             {
 434             case 24:
 435                 rbits = 8;
 436                 gbits = 8;
 437                 bbits = 8;
 438                 threshold = 0x40;
 439                 break;
 440             case 16:
 441                 rbits = 5;
 442                 gbits = 6;
 443                 bbits = 5;
 444                 threshold = 0x40;
 445                 break;
 446             default:
 447                 FIXME("Currently no support for cursors with %d bits per pixel\n",
 448                   ptr->bBitsPerPixel);
 449                 XFreePixmap( display, pixmapAll );
 450                 XFreeGC( display, gc );
 451                 image->data = NULL;
 452                 XDestroyImage( image );
 453                 return 0;
 454             }
 455             /* The location of the mask. */
 456             theMask = (unsigned char *)(ptr + 1);
 457             /* The mask should still be 1 bit per pixel. The color image
 458              * should immediately follow the mask.
 459              */
 460             theImage = &theMask[ptr->nWidth/8 * ptr->nHeight];
 461             rfg = gfg = bfg = rbg = gbg = bbg = 0;
 462             bitIndex = 0;
 463             byteIndex = 0;
 464             xorIndex = 0;
 465             fgBits = 0;
 466             bitShifted = 0x01;
 467             xmax = (ptr->nWidth > 32) ? 32 : ptr->nWidth;
 468             if (ptr->nWidth > 32) {
 469                 ERR("Got a %dx%d cursor. Cannot handle larger than 32x32.\n",
 470                   ptr->nWidth, ptr->nHeight);
 471             }
 472             ymax = (ptr->nHeight > 32) ? 32 : ptr->nHeight;
 473
 474             memset(pXorBits, 0, 128);
 475             for (y=0; y<ymax; y++)
 476             {
 477                 for (x=0; x<xmax; x++)
 478                 {
 479                         red = green = blue = 0;
 480                         switch (ptr->bBitsPerPixel)
 481                         {
 482                         case 24:
 483                             theChar = theImage[byteIndex++];
 484                             blue = theChar;
 485                             theChar = theImage[byteIndex++];
 486                             green = theChar;
 487                             theChar = theImage[byteIndex++];
 488                             red = theChar;
 489                             break;
 490                         case 16:
 491                             theChar = theImage[byteIndex++];
 492                             blue = theChar & 0x1F;
 493                             green = (theChar & 0xE0) >> 5;
 494                             theChar = theImage[byteIndex++];
 495                             green |= (theChar & 0x07) << 3;
 496                             red = (theChar & 0xF8) >> 3;
 497                             break;
 498                         }
 499
 500                     if (red+green+blue > threshold)
 501                     {
 502                         rfg += red;
 503                         gfg += green;
 504                         bfg += blue;
 505                         fgBits++;
 506                         pXorBits[xorIndex] |= bitShifted;
 507                     }
 508                     else
 509                     {
 510                         rbg += red;
 511                         gbg += green;
 512                         bbg += blue;
 513                     }
 514                     if (x%8 == 7)
 515                     {
 516                         bitShifted = 0x01;
 517                         xorIndex++;
 518                     }
 519                     else
 520                         bitShifted = bitShifted << 1;
 521                 }
 522             }
 523             rscale = 1 << (16 - rbits);
 524             gscale = 1 << (16 - gbits);
 525             bscale = 1 << (16 - bbits);
 526             if (fgBits)
 527             {
 528                 fg.red   = rfg * rscale / fgBits;
 529                 fg.green = gfg * gscale / fgBits;
 530                 fg.blue  = bfg * bscale / fgBits;
 531             }
 532             else fg.red = fg.green = fg.blue = 0;
 533             bgBits = xmax * ymax - fgBits;
 534             if (bgBits)
 535             {
 536                 bg.red   = rbg * rscale / bgBits;
 537                 bg.green = gbg * gscale / bgBits;
 538                 bg.blue  = bbg * bscale / bgBits;
 539             }
 540             else bg.red = bg.green = bg.blue = 0;
 541             pixmapBits = XCreateBitmapFromData( display, root_window, (char *)pXorBits, xmax, ymax );
 542             if (!pixmapBits)
 543             {
 544                 XFreePixmap( display, pixmapAll );
 545                 XFreeGC( display, gc );
 546                 image->data = NULL;
 547                 XDestroyImage( image );
 548                 return 0;
 549             }
 550
 551             /* Put the mask. */
 552             XPutImage( display, pixmapAll, gc, image,
 553                    0, 0, 0, 0, ptr->nWidth, ptr->nHeight );
 554             XSetFunction( display, gc, GXcopy );
 555             /* Put the image */
 556             XCopyArea( display, pixmapBits, pixmapAll, gc,
 557                        0, 0, xmax, ymax, 0, ptr->nHeight );
 558             XFreePixmap( display, pixmapBits );
 559         }
 560         image->data = NULL;
 561         XDestroyImage( image );
 562
 563         /* Now create the 2 pixmaps for bits and mask */
 564
 565         pixmapBits = XCreatePixmap( display, root_window, ptr->nWidth, ptr->nHeight, 1 );
 566         pixmapMask = XCreatePixmap( display, root_window, ptr->nWidth, ptr->nHeight, 1 );
 567         pixmapMaskInv = XCreatePixmap( display, root_window, ptr->nWidth, ptr->nHeight, 1 );
 568
 569         /* Make sure everything went OK so far */
 570
 571         if (pixmapBits && pixmapMask && pixmapMaskInv)
 572         {
 573             POINT hotspot;
 574
 575             /* We have to do some magic here, as cursors are not fully
 576              * compatible between Windows and X11. Under X11, there
 577              * are only 3 possible color cursor: black, white and
 578              * masked. So we map the 4th Windows color (invert the
 579              * bits on the screen) to black and an additional white bit on
 580              * an other place (+1,+1). This require some boolean arithmetic:
 581              *
 582              *         Windows          |          X11
 583              * And    Xor      Result   |   Bits     Mask     Result
 584              *  0      0     black      |    0        1     background
 585              *  0      1     white      |    1        1     foreground
 586              *  1      0     no change  |    X        0     no change
 587              *  1      1     inverted   |    0        1     background
 588              *
 589              * which gives:
 590              *  Bits = not 'And' and 'Xor' or 'And2' and 'Xor2'
 591              *  Mask = not 'And' or 'Xor' or 'And2' and 'Xor2'
 592              *
 593              * FIXME: apparently some servers do support 'inverted' color.
 594              * I don't know if it's correct per the X spec, but maybe
 595              * we ought to take advantage of it.  -- AJ
 596              */
 597             XSetFunction( display, gc, GXcopy );
 598             XCopyArea( display, pixmapAll, pixmapBits, gc,
 599                        0, 0, ptr->nWidth, ptr->nHeight, 0, 0 );
 600             XCopyArea( display, pixmapAll, pixmapMask, gc,
 601                        0, 0, ptr->nWidth, ptr->nHeight, 0, 0 );
 602             XCopyArea( display, pixmapAll, pixmapMaskInv, gc,
 603                        0, 0, ptr->nWidth, ptr->nHeight, 0, 0 );
 604             XSetFunction( display, gc, GXand );
 605             XCopyArea( display, pixmapAll, pixmapMaskInv, gc,
 606                        0, ptr->nHeight, ptr->nWidth, ptr->nHeight, 0, 0 );
 607             XSetFunction( display, gc, GXandReverse );
 608             XCopyArea( display, pixmapAll, pixmapBits, gc,
 609                        0, ptr->nHeight, ptr->nWidth, ptr->nHeight, 0, 0 );
 610             XSetFunction( display, gc, GXorReverse );
 611             XCopyArea( display, pixmapAll, pixmapMask, gc,
 612                        0, ptr->nHeight, ptr->nWidth, ptr->nHeight, 0, 0 );
 613             /* Additional white */
 614             XSetFunction( display, gc, GXor );
 615             XCopyArea( display, pixmapMaskInv, pixmapMask, gc,
 616                        0, 0, ptr->nWidth, ptr->nHeight, 1, 1 );
 617             XCopyArea( display, pixmapMaskInv, pixmapBits, gc,
 618                        0, 0, ptr->nWidth, ptr->nHeight, 1, 1 );
 619             XSetFunction( display, gc, GXcopy );
 620
 621             /* Make sure hotspot is valid */
 622             hotspot.x = ptr->ptHotSpot.x;
 623             hotspot.y = ptr->ptHotSpot.y;
 624             if (hotspot.x < 0 || hotspot.x >= ptr->nWidth ||
 625                 hotspot.y < 0 || hotspot.y >= ptr->nHeight)
 626             {
 627                 hotspot.x = ptr->nWidth / 2;
 628                 hotspot.y = ptr->nHeight / 2;
 629             }
 630             cursor = XCreatePixmapCursor( display, pixmapBits, pixmapMask,
 631                                           &fg, &bg, hotspot.x, hotspot.y );
 632         }
 633
 634         /* Now free everything */
 635
 636         if (pixmapAll) XFreePixmap( display, pixmapAll );
 637         if (pixmapBits) XFreePixmap( display, pixmapBits );
 638         if (pixmapMask) XFreePixmap( display, pixmapMask );
 639         if (pixmapMaskInv) XFreePixmap( display, pixmapMaskInv );
 640         XFreeGC( display, gc );
 641     }
 642     return cursor;
 643 }
 644
 645
 646 /***********************************************************************
 647  *              SetCursor (X11DRV.@)
 648  */
 649 void X11DRV_SetCursor( CURSORICONINFO *lpCursor )
 650 {
 651     Cursor cursor;
 652
 653     if (root_window != DefaultRootWindow(gdi_display))
 654     {
 655         /* If in desktop mode, set the cursor on the desktop window */
 656
 657         wine_tsx11_lock();
 658         cursor = create_cursor( gdi_display, lpCursor );
 659         if (cursor)
 660         {
 661             XDefineCursor( gdi_display, root_window, cursor );
 662             /* Make the change take effect immediately */
 663             XFlush(gdi_display);
 664             XFreeCursor( gdi_display, cursor );
 665         }
 666         wine_tsx11_unlock();
 667     }
 668     else /* set the same cursor for all top-level windows of the current thread */
 669     {
 670         struct x11drv_thread_data *data = x11drv_thread_data();
 671
 672         wine_tsx11_lock();
 673         cursor = create_cursor( data->display, lpCursor );
 674         if (cursor)
 675         {
 676             if (data->cursor) XFreeCursor( data->display, data->cursor );
 677             data->cursor = cursor;
 678             if (data->cursor_window)
 679             {
 680                 XDefineCursor( data->display, data->cursor_window, cursor );
 681                 /* Make the change take effect immediately */
 682                 XFlush( data->display );
 683             }
 684         }
 685         wine_tsx11_unlock();
 686     }
 687 }
 688
 689 /***********************************************************************
 690  *              SetCursorPos (X11DRV.@)
 691  */
 692 BOOL X11DRV_SetCursorPos( INT x, INT y )
 693 {
 694     Display *display = thread_display();
 695
 696     TRACE( "warping to (%d,%d)\n", x, y );
 697
 698     wine_tsx11_lock();
 699     XWarpPointer( display, root_window, root_window, 0, 0, 0, 0,
 700                   x - virtual_screen_rect.left, y - virtual_screen_rect.top );
 701     XFlush( display ); /* avoids bad mouse lag in games that do their own mouse warping */
 702     cursor_pos.x = x;
 703     cursor_pos.y = y;
 704     wine_tsx11_unlock();
 705     return TRUE;
 706 }
 707
 708 /***********************************************************************
 709  *              GetCursorPos (X11DRV.@)
 710  */
 711 BOOL X11DRV_GetCursorPos(LPPOINT pos)
 712 {
 713     Display *display = thread_display();
 714     Window root, child;
 715     int rootX, rootY, winX, winY;
 716     unsigned int xstate;
 717
 718     wine_tsx11_lock();
 719     if (XQueryPointer( display, root_window, &root, &child,
 720                        &rootX, &rootY, &winX, &winY, &xstate ))
 721     {
 722         update_key_state( xstate );
 723         update_button_state( xstate );
 724         winX += virtual_screen_rect.left;
 725         winY += virtual_screen_rect.top;
 726         TRACE("pointer at (%d,%d)\n", winX, winY );
 727         cursor_pos.x = winX;
 728         cursor_pos.y = winY;
 729     }
 730     *pos = cursor_pos;
 731     wine_tsx11_unlock();
 732     return TRUE;
 733 }
 734
 735 /***********************************************************************
 736  *           X11DRV_ButtonPress
 737  */
 738 void X11DRV_ButtonPress( HWND hwnd, XEvent *xev )
 739 {
 740     XButtonEvent *event = &xev->xbutton;
 741     int buttonNum = event->button - 1;
 742     WORD wData = 0;
 743     POINT pt;
 744
 745     if (buttonNum >= NB_BUTTONS) return;
 746     if (!hwnd) return;
 747
 748     switch (buttonNum)
 749     {
 750     case 3:
 751         wData = WHEEL_DELTA;
 752         break;
 753     case 4:
 754         wData = -WHEEL_DELTA;
 755         break;
 756     case 5:
 757         wData = XBUTTON1;
 758         break;
 759     case 6:
 760         wData = XBUTTON2;
 761         break;
 762     }
 763
 764     update_mouse_state( hwnd, event->window, event->x, event->y, event->state, &pt );
 765
 766     X11DRV_send_mouse_input( hwnd, button_down_flags[buttonNum] | MOUSEEVENTF_ABSOLUTE,
 767                              pt.x, pt.y, wData, EVENT_x11_time_to_win32_time(event->time), 0, 0 );
 768 }
 769
 770
 771 /***********************************************************************
 772  *           X11DRV_ButtonRelease
 773  */
 774 void X11DRV_ButtonRelease( HWND hwnd, XEvent *xev )
 775 {
 776     XButtonEvent *event = &xev->xbutton;
 777     int buttonNum = event->button - 1;
 778     WORD wData = 0;
 779     POINT pt;
 780
 781     if (buttonNum >= NB_BUTTONS || !button_up_flags[buttonNum]) return;
 782     if (!hwnd) return;
 783
 784     switch (buttonNum)
 785     {
 786     case 5:
 787         wData = XBUTTON1;
 788         break;
 789     case 6:
 790         wData = XBUTTON2;
 791         break;
 792     }
 793
 794     update_mouse_state( hwnd, event->window, event->x, event->y, event->state, &pt );
 795
 796     X11DRV_send_mouse_input( hwnd, button_up_flags[buttonNum] | MOUSEEVENTF_ABSOLUTE,
 797                              pt.x, pt.y, wData, EVENT_x11_time_to_win32_time(event->time), 0, 0 );
 798 }
 799
 800
 801 /***********************************************************************
 802  *           X11DRV_MotionNotify
 803  */
 804 void X11DRV_MotionNotify( HWND hwnd, XEvent *xev )
 805 {
 806     XMotionEvent *event = &xev->xmotion;
 807     POINT pt;
 808
 809     TRACE("hwnd %p, event->is_hint %d\n", hwnd, event->is_hint);
 810
 811     if (!hwnd) return;
 812
 813     update_mouse_state( hwnd, event->window, event->x, event->y, event->state, &pt );
 814
 815     X11DRV_send_mouse_input( hwnd, MOUSEEVENTF_MOVE | MOUSEEVENTF_ABSOLUTE,
 816                              pt.x, pt.y, 0, EVENT_x11_time_to_win32_time(event->time), 0, 0 );
 817 }
 818
 819
 820 /***********************************************************************
 821  *           X11DRV_EnterNotify
 822  */
 823 void X11DRV_EnterNotify( HWND hwnd, XEvent *xev )
 824 {
 825     XCrossingEvent *event = &xev->xcrossing;
 826     POINT pt;
 827
 828     TRACE("hwnd %p, event->detail %d\n", hwnd, event->detail);
 829
 830     if (!hwnd) return;
 831     if (event->detail == NotifyVirtual || event->detail == NotifyNonlinearVirtual) return;
 832
 833     /* simulate a mouse motion event */
 834     update_mouse_state( hwnd, event->window, event->x, event->y, event->state, &pt );
 835
 836     X11DRV_send_mouse_input( hwnd, MOUSEEVENTF_MOVE | MOUSEEVENTF_ABSOLUTE,
 837                              pt.x, pt.y, 0, EVENT_x11_time_to_win32_time(event->time), 0, 0 );
 838 }