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