dlls/dinput/mouse.c

   1 /*              DirectInput Mouse device
   2  *
   3  * Copyright 1998 Marcus Meissner
   4  * Copyright 1998,1999 Lionel Ulmer
   5  * Copyright 2000-2001 TransGaming Technologies Inc.
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include "config.h"
  23 #include "wine/port.h"
  24
  25 #include <stdarg.h>
  26 #include <string.h>
  27
  28 #include "windef.h"
  29 #include "winbase.h"
  30 #include "wingdi.h"
  31 #include "winuser.h"
  32 #include "winerror.h"
  33 #include "winreg.h"
  34 #include "dinput.h"
  35
  36 #include "dinput_private.h"
  37 #include "device_private.h"
  38 #include "wine/debug.h"
  39 #include "wine/unicode.h"
  40
  41 WINE_DEFAULT_DEBUG_CHANNEL(dinput);
  42
  43 /* Wine mouse driver object instances */
  44 #define WINE_MOUSE_X_AXIS_INSTANCE   0
  45 #define WINE_MOUSE_Y_AXIS_INSTANCE   1
  46 #define WINE_MOUSE_Z_AXIS_INSTANCE   2
  47 #define WINE_MOUSE_BUTTONS_INSTANCE  3
  48
  49 static const IDirectInputDevice8AVtbl SysMouseAvt;
  50 static const IDirectInputDevice8WVtbl SysMouseWvt;
  51
  52 typedef struct SysMouseImpl SysMouseImpl;
  53
  54 typedef enum
  55 {
  56     WARP_DEFAULT,
  57     WARP_DISABLE,
  58     WARP_FORCE_ON
  59 } WARP_MOUSE;
  60
  61 struct SysMouseImpl
  62 {
  63     struct IDirectInputDevice2AImpl base;
  64
  65     /* SysMouseAImpl */
  66     /* These are used in case of relative -> absolute transitions */
  67     POINT                           org_coords;
  68     POINT                           mapped_center;
  69     DWORD                           win_centerX, win_centerY;
  70     /* warping: whether we need to move mouse back to middle once we
  71      * reach window borders (for e.g. shooters, "surface movement" games) */
  72     BOOL                            need_warp;
  73     DWORD                           last_warped;
  74
  75     /* This is for mouse reporting. */
  76     DIMOUSESTATE2                   m_state;
  77
  78     WARP_MOUSE                      warp_override;
  79 };
  80
  81 static void dinput_mouse_hook( LPDIRECTINPUTDEVICE8A iface, WPARAM wparam, LPARAM lparam );
  82
  83 const GUID DInput_Wine_Mouse_GUID = { /* 9e573ed8-7734-11d2-8d4a-23903fb6bdf7 */
  84     0x9e573ed8, 0x7734, 0x11d2, {0x8d, 0x4a, 0x23, 0x90, 0x3f, 0xb6, 0xbd, 0xf7}
  85 };
  86
  87 static void _dump_mouse_state(DIMOUSESTATE2 *m_state)
  88 {
  89     int i;
  90
  91     if (!TRACE_ON(dinput)) return;
  92
  93     TRACE("(X: %d Y: %d Z: %d", m_state->lX, m_state->lY, m_state->lZ);
  94     for (i = 0; i < 5; i++) TRACE(" B%d: %02x", i, m_state->rgbButtons[i]);
  95     TRACE(")\n");
  96 }
  97
  98 static void fill_mouse_dideviceinstanceA(LPDIDEVICEINSTANCEA lpddi, DWORD version) {
  99     DWORD dwSize;
 100     DIDEVICEINSTANCEA ddi;
 101
 102     dwSize = lpddi->dwSize;
 103
 104     TRACE("%d %p\n", dwSize, lpddi);
 105
 106     memset(lpddi, 0, dwSize);
 107     memset(&ddi, 0, sizeof(ddi));
 108
 109     ddi.dwSize = dwSize;
 110     ddi.guidInstance = GUID_SysMouse;/* DInput's GUID */
 111     ddi.guidProduct = DInput_Wine_Mouse_GUID; /* Vendor's GUID */
 112     if (version >= 0x0800)
 113         ddi.dwDevType = DI8DEVTYPE_MOUSE | (DI8DEVTYPEMOUSE_TRADITIONAL << 8);
 114     else
 115         ddi.dwDevType = DIDEVTYPE_MOUSE | (DIDEVTYPEMOUSE_TRADITIONAL << 8);
 116     strcpy(ddi.tszInstanceName, "Mouse");
 117     strcpy(ddi.tszProductName, "Wine Mouse");
 118
 119     memcpy(lpddi, &ddi, (dwSize < sizeof(ddi) ? dwSize : sizeof(ddi)));
 120 }
 121
 122 static void fill_mouse_dideviceinstanceW(LPDIDEVICEINSTANCEW lpddi, DWORD version) {
 123     DWORD dwSize;
 124     DIDEVICEINSTANCEW ddi;
 125
 126     dwSize = lpddi->dwSize;
 127
 128     TRACE("%d %p\n", dwSize, lpddi);
 129
 130     memset(lpddi, 0, dwSize);
 131     memset(&ddi, 0, sizeof(ddi));
 132
 133     ddi.dwSize = dwSize;
 134     ddi.guidInstance = GUID_SysMouse;/* DInput's GUID */
 135     ddi.guidProduct = DInput_Wine_Mouse_GUID; /* Vendor's GUID */
 136     if (version >= 0x0800)
 137         ddi.dwDevType = DI8DEVTYPE_MOUSE | (DI8DEVTYPEMOUSE_TRADITIONAL << 8);
 138     else
 139         ddi.dwDevType = DIDEVTYPE_MOUSE | (DIDEVTYPEMOUSE_TRADITIONAL << 8);
 140     MultiByteToWideChar(CP_ACP, 0, "Mouse", -1, ddi.tszInstanceName, MAX_PATH);
 141     MultiByteToWideChar(CP_ACP, 0, "Wine Mouse", -1, ddi.tszProductName, MAX_PATH);
 142
 143     memcpy(lpddi, &ddi, (dwSize < sizeof(ddi) ? dwSize : sizeof(ddi)));
 144 }
 145
 146 static BOOL mousedev_enum_deviceA(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEA lpddi, DWORD version, int id)
 147 {
 148     if (id != 0)
 149         return FALSE;
 150
 151     if ((dwDevType == 0) ||
 152         ((dwDevType == DIDEVTYPE_MOUSE) && (version < 0x0800)) ||
 153         (((dwDevType == DI8DEVCLASS_POINTER) || (dwDevType == DI8DEVTYPE_MOUSE)) && (version >= 0x0800))) {
 154         TRACE("Enumerating the mouse device\n");
 155
 156         fill_mouse_dideviceinstanceA(lpddi, version);
 157
 158         return TRUE;
 159     }
 160
 161     return FALSE;
 162 }
 163
 164 static BOOL mousedev_enum_deviceW(DWORD dwDevType, DWORD dwFlags, LPDIDEVICEINSTANCEW lpddi, DWORD version, int id)
 165 {
 166     if (id != 0)
 167         return FALSE;
 168
 169     if ((dwDevType == 0) ||
 170         ((dwDevType == DIDEVTYPE_MOUSE) && (version < 0x0800)) ||
 171         (((dwDevType == DI8DEVCLASS_POINTER) || (dwDevType == DI8DEVTYPE_MOUSE)) && (version >= 0x0800))) {
 172         TRACE("Enumerating the mouse device\n");
 173
 174         fill_mouse_dideviceinstanceW(lpddi, version);
 175
 176         return TRUE;
 177     }
 178
 179     return FALSE;
 180 }
 181
 182 static SysMouseImpl *alloc_device(REFGUID rguid, const void *mvt, IDirectInputImpl *dinput)
 183 {
 184     SysMouseImpl* newDevice;
 185     LPDIDATAFORMAT df = NULL;
 186     unsigned i;
 187     char buffer[20];
 188     HKEY hkey, appkey;
 189
 190     newDevice = HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,sizeof(SysMouseImpl));
 191     if (!newDevice) return NULL;
 192     newDevice->base.lpVtbl = mvt;
 193     newDevice->base.ref = 1;
 194     newDevice->base.dwCoopLevel = DISCL_NONEXCLUSIVE | DISCL_BACKGROUND;
 195     newDevice->base.guid = *rguid;
 196     InitializeCriticalSection(&newDevice->base.crit);
 197     newDevice->base.crit.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": SysMouseImpl*->base.crit");
 198     newDevice->base.dinput = dinput;
 199     newDevice->base.event_proc = dinput_mouse_hook;
 200
 201     get_app_key(&hkey, &appkey);
 202     if (!get_config_key(hkey, appkey, "MouseWarpOverride", buffer, sizeof(buffer)))
 203     {
 204         if (!strcasecmp(buffer, "disable"))
 205             newDevice->warp_override = WARP_DISABLE;
 206         else if (!strcasecmp(buffer, "force"))
 207             newDevice->warp_override = WARP_FORCE_ON;
 208     }
 209     if (appkey) RegCloseKey(appkey);
 210     if (hkey) RegCloseKey(hkey);
 211
 212     /* Create copy of default data format */
 213     if (!(df = HeapAlloc(GetProcessHeap(), 0, c_dfDIMouse2.dwSize))) goto failed;
 214     memcpy(df, &c_dfDIMouse2, c_dfDIMouse2.dwSize);
 215     if (!(df->rgodf = HeapAlloc(GetProcessHeap(), 0, df->dwNumObjs * df->dwObjSize))) goto failed;
 216     memcpy(df->rgodf, c_dfDIMouse2.rgodf, df->dwNumObjs * df->dwObjSize);
 217
 218     /* Because we don't do any detection yet just modify instance and type */
 219     for (i = 0; i < df->dwNumObjs; i++)
 220         if (DIDFT_GETTYPE(df->rgodf[i].dwType) & DIDFT_AXIS)
 221             df->rgodf[i].dwType = DIDFT_MAKEINSTANCE(i) | DIDFT_RELAXIS;
 222         else
 223             df->rgodf[i].dwType = DIDFT_MAKEINSTANCE(i) | DIDFT_PSHBUTTON;
 224
 225     newDevice->base.data_format.wine_df = df;
 226     IDirectInput_AddRef((LPDIRECTINPUTDEVICE8A)newDevice->base.dinput);
 227     return newDevice;
 228
 229 failed:
 230     if (df) HeapFree(GetProcessHeap(), 0, df->rgodf);
 231     HeapFree(GetProcessHeap(), 0, df);
 232     HeapFree(GetProcessHeap(), 0, newDevice);
 233     return NULL;
 234 }
 235
 236 static HRESULT mousedev_create_deviceA(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEA* pdev)
 237 {
 238     if ((IsEqualGUID(&GUID_SysMouse,rguid)) ||             /* Generic Mouse */
 239         (IsEqualGUID(&DInput_Wine_Mouse_GUID,rguid))) { /* Wine Mouse */
 240         if ((riid == NULL) ||
 241             IsEqualGUID(&IID_IDirectInputDeviceA,riid) ||
 242             IsEqualGUID(&IID_IDirectInputDevice2A,riid) ||
 243             IsEqualGUID(&IID_IDirectInputDevice7A,riid) ||
 244             IsEqualGUID(&IID_IDirectInputDevice8A,riid)) {
 245             *pdev = (IDirectInputDeviceA*) alloc_device(rguid, &SysMouseAvt, dinput);
 246             TRACE("Creating a Mouse device (%p)\n", *pdev);
 247             if (!*pdev) return DIERR_OUTOFMEMORY;
 248             return DI_OK;
 249         } else
 250             return DIERR_NOINTERFACE;
 251     }
 252
 253     return DIERR_DEVICENOTREG;
 254 }
 255
 256 static HRESULT mousedev_create_deviceW(IDirectInputImpl *dinput, REFGUID rguid, REFIID riid, LPDIRECTINPUTDEVICEW* pdev)
 257 {
 258     if ((IsEqualGUID(&GUID_SysMouse,rguid)) ||             /* Generic Mouse */
 259         (IsEqualGUID(&DInput_Wine_Mouse_GUID,rguid))) { /* Wine Mouse */
 260         if ((riid == NULL) ||
 261             IsEqualGUID(&IID_IDirectInputDeviceW,riid) ||
 262             IsEqualGUID(&IID_IDirectInputDevice2W,riid) ||
 263             IsEqualGUID(&IID_IDirectInputDevice7W,riid) ||
 264             IsEqualGUID(&IID_IDirectInputDevice8W,riid)) {
 265             *pdev = (IDirectInputDeviceW*) alloc_device(rguid, &SysMouseWvt, dinput);
 266             TRACE("Creating a Mouse device (%p)\n", *pdev);
 267             if (!*pdev) return DIERR_OUTOFMEMORY;
 268             return DI_OK;
 269         } else
 270             return DIERR_NOINTERFACE;
 271     }
 272
 273     return DIERR_DEVICENOTREG;
 274 }
 275
 276 const struct dinput_device mouse_device = {
 277     "Wine mouse driver",
 278     mousedev_enum_deviceA,
 279     mousedev_enum_deviceW,
 280     mousedev_create_deviceA,
 281     mousedev_create_deviceW
 282 };
 283
 284 /******************************************************************************
 285  *      SysMouseA (DInput Mouse support)
 286  */
 287
 288 /* low-level mouse hook */
 289 static void dinput_mouse_hook( LPDIRECTINPUTDEVICE8A iface, WPARAM wparam, LPARAM lparam )
 290 {
 291     MSLLHOOKSTRUCT *hook = (MSLLHOOKSTRUCT *)lparam;
 292     SysMouseImpl* This = (SysMouseImpl*) iface;
 293     DWORD dwCoop;
 294     int wdata = 0, inst_id = -1;
 295
 296     TRACE("msg %lx @ (%d %d)\n", wparam, hook->pt.x, hook->pt.y);
 297
 298     EnterCriticalSection(&This->base.crit);
 299     dwCoop = This->base.dwCoopLevel;
 300
 301     switch(wparam) {
 302         case WM_MOUSEMOVE:
 303         {
 304             POINT pt, pt1;
 305
 306             GetCursorPos(&pt);
 307             This->m_state.lX += pt.x = hook->pt.x - pt.x;
 308             This->m_state.lY += pt.y = hook->pt.y - pt.y;
 309
 310             if (This->base.data_format.user_df->dwFlags & DIDF_ABSAXIS)
 311             {
 312                 pt1.x = This->m_state.lX;
 313                 pt1.y = This->m_state.lY;
 314             } else
 315                 pt1 = pt;
 316
 317             if (pt.x)
 318             {
 319                 inst_id = DIDFT_MAKEINSTANCE(WINE_MOUSE_X_AXIS_INSTANCE) | DIDFT_RELAXIS;
 320                 wdata = pt1.x;
 321             }
 322             if (pt.y)
 323             {
 324                 /* Already have X, need to queue it */
 325                 if (inst_id != -1)
 326                     queue_event((LPDIRECTINPUTDEVICE8A)This, id_to_offset(&This->base.data_format, inst_id),
 327                                 wdata, GetCurrentTime(), This->base.dinput->evsequence);
 328                 inst_id = DIDFT_MAKEINSTANCE(WINE_MOUSE_Y_AXIS_INSTANCE) | DIDFT_RELAXIS;
 329                 wdata = pt1.y;
 330             }
 331
 332             This->need_warp = This->warp_override != WARP_DISABLE &&
 333                               (pt.x || pt.y) &&
 334                               (dwCoop & DISCL_EXCLUSIVE || This->warp_override == WARP_FORCE_ON);
 335             break;
 336         }
 337         case WM_MOUSEWHEEL:
 338             inst_id = DIDFT_MAKEINSTANCE(WINE_MOUSE_Z_AXIS_INSTANCE) | DIDFT_RELAXIS;
 339             This->m_state.lZ += wdata = (short)HIWORD(hook->mouseData);
 340             break;
 341         case WM_LBUTTONDOWN:
 342             inst_id = DIDFT_MAKEINSTANCE(WINE_MOUSE_BUTTONS_INSTANCE + 0) | DIDFT_PSHBUTTON;
 343             This->m_state.rgbButtons[0] = wdata = 0x80;
 344             break;
 345         case WM_LBUTTONUP:
 346             inst_id = DIDFT_MAKEINSTANCE(WINE_MOUSE_BUTTONS_INSTANCE + 0) | DIDFT_PSHBUTTON;
 347             This->m_state.rgbButtons[0] = wdata = 0x00;
 348             break;
 349         case WM_RBUTTONDOWN:
 350             inst_id = DIDFT_MAKEINSTANCE(WINE_MOUSE_BUTTONS_INSTANCE + 1) | DIDFT_PSHBUTTON;
 351             This->m_state.rgbButtons[1] = wdata = 0x80;
 352             break;
 353         case WM_RBUTTONUP:
 354             inst_id = DIDFT_MAKEINSTANCE(WINE_MOUSE_BUTTONS_INSTANCE + 1) | DIDFT_PSHBUTTON;
 355             This->m_state.rgbButtons[1] = wdata = 0x00;
 356             break;
 357         case WM_MBUTTONDOWN:
 358             inst_id = DIDFT_MAKEINSTANCE(WINE_MOUSE_BUTTONS_INSTANCE + 2) | DIDFT_PSHBUTTON;
 359             This->m_state.rgbButtons[2] = wdata = 0x80;
 360             break;
 361         case WM_MBUTTONUP:
 362             inst_id = DIDFT_MAKEINSTANCE(WINE_MOUSE_BUTTONS_INSTANCE + 2) | DIDFT_PSHBUTTON;
 363             This->m_state.rgbButtons[2] = wdata = 0x00;
 364             break;
 365         case WM_XBUTTONDOWN:
 366             inst_id = DIDFT_MAKEINSTANCE(WINE_MOUSE_BUTTONS_INSTANCE + 2 + HIWORD(hook->mouseData)) | DIDFT_PSHBUTTON;
 367             This->m_state.rgbButtons[2 + HIWORD(hook->mouseData)] = wdata = 0x80;
 368             break;
 369         case WM_XBUTTONUP:
 370             inst_id = DIDFT_MAKEINSTANCE(WINE_MOUSE_BUTTONS_INSTANCE + 2 + HIWORD(hook->mouseData)) | DIDFT_PSHBUTTON;
 371             This->m_state.rgbButtons[2 + HIWORD(hook->mouseData)] = wdata = 0x00;
 372             break;
 373     }
 374
 375
 376     if (inst_id != -1)
 377     {
 378         _dump_mouse_state(&This->m_state);
 379         queue_event((LPDIRECTINPUTDEVICE8A)This, id_to_offset(&This->base.data_format, inst_id),
 380                     wdata, GetCurrentTime(), This->base.dinput->evsequence++);
 381     }
 382
 383     LeaveCriticalSection(&This->base.crit);
 384 }
 385
 386 static BOOL dinput_window_check(SysMouseImpl* This) {
 387     RECT rect;
 388     DWORD centerX, centerY;
 389
 390     /* make sure the window hasn't moved */
 391     if(!GetWindowRect(This->base.win, &rect))
 392         return FALSE;
 393     centerX = (rect.right  - rect.left) / 2;
 394     centerY = (rect.bottom - rect.top ) / 2;
 395     if (This->win_centerX != centerX || This->win_centerY != centerY) {
 396         This->win_centerX = centerX;
 397         This->win_centerY = centerY;
 398     }
 399     This->mapped_center.x = This->win_centerX;
 400     This->mapped_center.y = This->win_centerY;
 401     MapWindowPoints(This->base.win, HWND_DESKTOP, &This->mapped_center, 1);
 402     return TRUE;
 403 }
 404
 405
 406 /******************************************************************************
 407   *     Acquire : gets exclusive control of the mouse
 408   */
 409 static HRESULT WINAPI SysMouseAImpl_Acquire(LPDIRECTINPUTDEVICE8A iface)
 410 {
 411     SysMouseImpl *This = (SysMouseImpl *)iface;
 412     RECT  rect;
 413     POINT point;
 414     HRESULT res;
 415
 416     TRACE("(this=%p)\n",This);
 417
 418     if ((res = IDirectInputDevice2AImpl_Acquire(iface)) != DI_OK) return res;
 419
 420     /* Init the mouse state */
 421     GetCursorPos( &point );
 422     if (This->base.data_format.user_df->dwFlags & DIDF_ABSAXIS)
 423     {
 424       This->m_state.lX = point.x;
 425       This->m_state.lY = point.y;
 426     } else {
 427       This->m_state.lX = 0;
 428       This->m_state.lY = 0;
 429       This->org_coords = point;
 430     }
 431     This->m_state.lZ = 0;
 432     This->m_state.rgbButtons[0] = GetKeyState(VK_LBUTTON) & 0x80;
 433     This->m_state.rgbButtons[1] = GetKeyState(VK_RBUTTON) & 0x80;
 434     This->m_state.rgbButtons[2] = GetKeyState(VK_MBUTTON) & 0x80;
 435
 436     /* Install our mouse hook */
 437     if (This->base.dwCoopLevel & DISCL_EXCLUSIVE)
 438     {
 439       RECT rc;
 440
 441       ShowCursor(FALSE); /* hide cursor */
 442       if (GetWindowRect(This->base.win, &rc))
 443       {
 444         FIXME("Clipping cursor to %s\n", wine_dbgstr_rect( &rc ));
 445         ClipCursor(&rc);
 446       }
 447       else
 448         ERR("Failed to get RECT: %d\n", GetLastError());
 449     }
 450
 451     /* Need a window to warp mouse in. */
 452     if (This->warp_override == WARP_FORCE_ON && !This->base.win)
 453         This->base.win = GetDesktopWindow();
 454
 455     /* Get the window dimension and find the center */
 456     GetWindowRect(This->base.win, &rect);
 457     This->win_centerX = (rect.right  - rect.left) / 2;
 458     This->win_centerY = (rect.bottom - rect.top ) / 2;
 459
 460     /* Warp the mouse to the center of the window */
 461     if (This->base.dwCoopLevel & DISCL_EXCLUSIVE || This->warp_override == WARP_FORCE_ON)
 462     {
 463       This->mapped_center.x = This->win_centerX;
 464       This->mapped_center.y = This->win_centerY;
 465       MapWindowPoints(This->base.win, HWND_DESKTOP, &This->mapped_center, 1);
 466       TRACE("Warping mouse to %d - %d\n", This->mapped_center.x, This->mapped_center.y);
 467       SetCursorPos( This->mapped_center.x, This->mapped_center.y );
 468       This->last_warped = GetCurrentTime();
 469
 470       This->need_warp = FALSE;
 471     }
 472
 473     return DI_OK;
 474 }
 475
 476 /******************************************************************************
 477   *     Unacquire : frees the mouse
 478   */
 479 static HRESULT WINAPI SysMouseAImpl_Unacquire(LPDIRECTINPUTDEVICE8A iface)
 480 {
 481     SysMouseImpl *This = (SysMouseImpl *)iface;
 482     HRESULT res;
 483
 484     TRACE("(this=%p)\n",This);
 485
 486     if ((res = IDirectInputDevice2AImpl_Unacquire(iface)) != DI_OK) return res;
 487
 488     if (This->base.dwCoopLevel & DISCL_EXCLUSIVE)
 489     {
 490         ClipCursor(NULL);
 491         ShowCursor(TRUE); /* show cursor */
 492     }
 493
 494     /* And put the mouse cursor back where it was at acquire time */
 495     if (This->base.dwCoopLevel & DISCL_EXCLUSIVE || This->warp_override == WARP_FORCE_ON)
 496     {
 497       TRACE(" warping mouse back to (%d , %d)\n", This->org_coords.x, This->org_coords.y);
 498       SetCursorPos(This->org_coords.x, This->org_coords.y);
 499     }
 500
 501     return DI_OK;
 502 }
 503
 504 /******************************************************************************
 505   *     GetDeviceState : returns the "state" of the mouse.
 506   *
 507   *   For the moment, only the "standard" return structure (DIMOUSESTATE) is
 508   *   supported.
 509   */
 510 static HRESULT WINAPI SysMouseAImpl_GetDeviceState(
 511         LPDIRECTINPUTDEVICE8A iface,DWORD len,LPVOID ptr
 512 ) {
 513     SysMouseImpl *This = (SysMouseImpl *)iface;
 514
 515     if(This->base.acquired == 0) return DIERR_NOTACQUIRED;
 516
 517     TRACE("(this=%p,0x%08x,%p):\n", This, len, ptr);
 518     _dump_mouse_state(&This->m_state);
 519
 520     EnterCriticalSection(&This->base.crit);
 521     /* Copy the current mouse state */
 522     fill_DataFormat(ptr, len, &This->m_state, &This->base.data_format);
 523
 524     /* Initialize the buffer when in relative mode */
 525     if (!(This->base.data_format.user_df->dwFlags & DIDF_ABSAXIS))
 526     {
 527         This->m_state.lX = 0;
 528         This->m_state.lY = 0;
 529         This->m_state.lZ = 0;
 530     }
 531     LeaveCriticalSection(&This->base.crit);
 532
 533     /* Check if we need to do a mouse warping */
 534     if (This->need_warp && (GetCurrentTime() - This->last_warped > 10))
 535     {
 536         if(!dinput_window_check(This))
 537             return DIERR_GENERIC;
 538         TRACE("Warping mouse to %d - %d\n", This->mapped_center.x, This->mapped_center.y);
 539         SetCursorPos( This->mapped_center.x, This->mapped_center.y );
 540         This->last_warped = GetCurrentTime();
 541
 542         This->need_warp = FALSE;
 543     }
 544
 545     return DI_OK;
 546 }
 547
 548 /******************************************************************************
 549   *     GetDeviceData : gets buffered input data.
 550   */
 551 static HRESULT WINAPI SysMouseAImpl_GetDeviceData(LPDIRECTINPUTDEVICE8A iface,
 552         DWORD dodsize, LPDIDEVICEOBJECTDATA dod, LPDWORD entries, DWORD flags)
 553 {
 554     SysMouseImpl *This = (SysMouseImpl *)iface;
 555     HRESULT res;
 556
 557     res = IDirectInputDevice2AImpl_GetDeviceData(iface, dodsize, dod, entries, flags);
 558     if (FAILED(res)) return res;
 559
 560     /* Check if we need to do a mouse warping */
 561     if (This->need_warp && (GetCurrentTime() - This->last_warped > 10))
 562     {
 563         if(!dinput_window_check(This))
 564             return DIERR_GENERIC;
 565         TRACE("Warping mouse to %d - %d\n", This->mapped_center.x, This->mapped_center.y);
 566         SetCursorPos( This->mapped_center.x, This->mapped_center.y );
 567         This->last_warped = GetCurrentTime();
 568
 569         This->need_warp = FALSE;
 570     }
 571     return res;
 572 }
 573
 574 /******************************************************************************
 575   *     GetProperty : get input device properties
 576   */
 577 static HRESULT WINAPI SysMouseAImpl_GetProperty(LPDIRECTINPUTDEVICE8A iface,
 578                                                 REFGUID rguid,
 579                                                 LPDIPROPHEADER pdiph)
 580 {
 581     SysMouseImpl *This = (SysMouseImpl *)iface;
 582
 583     TRACE("(%p) %s,%p\n", This, debugstr_guid(rguid), pdiph);
 584     _dump_DIPROPHEADER(pdiph);
 585
 586     if (!HIWORD(rguid)) {
 587         switch (LOWORD(rguid)) {
 588             case (DWORD_PTR) DIPROP_GRANULARITY: {
 589                 LPDIPROPDWORD pr = (LPDIPROPDWORD) pdiph;
 590
 591                 /* We'll just assume that the app asks about the Z axis */
 592                 pr->dwData = WHEEL_DELTA;
 593
 594                 break;
 595             }
 596
 597             case (DWORD_PTR) DIPROP_RANGE: {
 598                 LPDIPROPRANGE pr = (LPDIPROPRANGE) pdiph;
 599
 600                 if ((pdiph->dwHow == DIPH_BYID) &&
 601                     ((pdiph->dwObj == (DIDFT_MAKEINSTANCE(WINE_MOUSE_X_AXIS_INSTANCE) | DIDFT_RELAXIS)) ||
 602                      (pdiph->dwObj == (DIDFT_MAKEINSTANCE(WINE_MOUSE_Y_AXIS_INSTANCE) | DIDFT_RELAXIS)))) {
 603                     /* Querying the range of either the X or the Y axis.  As I do
 604                        not know the range, do as if the range were
 605                        unrestricted...*/
 606                     pr->lMin = DIPROPRANGE_NOMIN;
 607                     pr->lMax = DIPROPRANGE_NOMAX;
 608                 }
 609
 610                 break;
 611             }
 612
 613             default:
 614                 return IDirectInputDevice2AImpl_GetProperty(iface, rguid, pdiph);
 615         }
 616     }
 617
 618     return DI_OK;
 619 }
 620
 621 /******************************************************************************
 622   *     GetCapabilities : get the device capabilities
 623   */
 624 static HRESULT WINAPI SysMouseAImpl_GetCapabilities(
 625         LPDIRECTINPUTDEVICE8A iface,
 626         LPDIDEVCAPS lpDIDevCaps)
 627 {
 628     SysMouseImpl *This = (SysMouseImpl *)iface;
 629     DIDEVCAPS devcaps;
 630
 631     TRACE("(this=%p,%p)\n",This,lpDIDevCaps);
 632
 633     if ((lpDIDevCaps->dwSize != sizeof(DIDEVCAPS)) && (lpDIDevCaps->dwSize != sizeof(DIDEVCAPS_DX3))) {
 634         WARN("invalid parameter\n");
 635         return DIERR_INVALIDPARAM;
 636     }
 637
 638     devcaps.dwSize = lpDIDevCaps->dwSize;
 639     devcaps.dwFlags = DIDC_ATTACHED;
 640     if (This->base.dinput->dwVersion >= 0x0800)
 641         devcaps.dwDevType = DI8DEVTYPE_MOUSE | (DI8DEVTYPEMOUSE_TRADITIONAL << 8);
 642     else
 643         devcaps.dwDevType = DIDEVTYPE_MOUSE | (DIDEVTYPEMOUSE_TRADITIONAL << 8);
 644     devcaps.dwAxes = 3;
 645     devcaps.dwButtons = 8;
 646     devcaps.dwPOVs = 0;
 647     devcaps.dwFFSamplePeriod = 0;
 648     devcaps.dwFFMinTimeResolution = 0;
 649     devcaps.dwFirmwareRevision = 100;
 650     devcaps.dwHardwareRevision = 100;
 651     devcaps.dwFFDriverVersion = 0;
 652
 653     memcpy(lpDIDevCaps, &devcaps, lpDIDevCaps->dwSize);
 654
 655     return DI_OK;
 656 }
 657
 658 /******************************************************************************
 659   *     GetObjectInfo : get information about a device object such as a button
 660   *                     or axis
 661   */
 662 static HRESULT WINAPI SysMouseWImpl_GetObjectInfo(LPDIRECTINPUTDEVICE8W iface,
 663         LPDIDEVICEOBJECTINSTANCEW pdidoi, DWORD dwObj, DWORD dwHow)
 664 {
 665     static const WCHAR x_axisW[] = {'X','-','A','x','i','s',0};
 666     static const WCHAR y_axisW[] = {'Y','-','A','x','i','s',0};
 667     static const WCHAR wheelW[] = {'W','h','e','e','l',0};
 668     static const WCHAR buttonW[] = {'B','u','t','t','o','n',' ','%','d',0};
 669     HRESULT res;
 670
 671     res = IDirectInputDevice2WImpl_GetObjectInfo(iface, pdidoi, dwObj, dwHow);
 672     if (res != DI_OK) return res;
 673
 674     if      (IsEqualGUID(&pdidoi->guidType, &GUID_XAxis)) strcpyW(pdidoi->tszName, x_axisW);
 675     else if (IsEqualGUID(&pdidoi->guidType, &GUID_YAxis)) strcpyW(pdidoi->tszName, y_axisW);
 676     else if (IsEqualGUID(&pdidoi->guidType, &GUID_ZAxis)) strcpyW(pdidoi->tszName, wheelW);
 677     else if (pdidoi->dwType & DIDFT_BUTTON)
 678         wsprintfW(pdidoi->tszName, buttonW, DIDFT_GETINSTANCE(pdidoi->dwType) - 3);
 679
 680     _dump_OBJECTINSTANCEW(pdidoi);
 681     return res;
 682 }
 683
 684 static HRESULT WINAPI SysMouseAImpl_GetObjectInfo(LPDIRECTINPUTDEVICE8A iface,
 685         LPDIDEVICEOBJECTINSTANCEA pdidoi, DWORD dwObj, DWORD dwHow)
 686 {
 687     HRESULT res;
 688     DIDEVICEOBJECTINSTANCEW didoiW;
 689     DWORD dwSize = pdidoi->dwSize;
 690
 691     didoiW.dwSize = sizeof(didoiW);
 692     res = SysMouseWImpl_GetObjectInfo((LPDIRECTINPUTDEVICE8W)iface, &didoiW, dwObj, dwHow);
 693     if (res != DI_OK) return res;
 694
 695     memset(pdidoi, 0, pdidoi->dwSize);
 696     memcpy(pdidoi, &didoiW, FIELD_OFFSET(DIDEVICEOBJECTINSTANCEW, tszName));
 697     pdidoi->dwSize = dwSize;
 698     WideCharToMultiByte(CP_ACP, 0, didoiW.tszName, -1, pdidoi->tszName,
 699                         sizeof(pdidoi->tszName), NULL, NULL);
 700
 701     return res;
 702 }
 703
 704 /******************************************************************************
 705   *     GetDeviceInfo : get information about a device's identity
 706   */
 707 static HRESULT WINAPI SysMouseAImpl_GetDeviceInfo(
 708         LPDIRECTINPUTDEVICE8A iface,
 709         LPDIDEVICEINSTANCEA pdidi)
 710 {
 711     SysMouseImpl *This = (SysMouseImpl *)iface;
 712     TRACE("(this=%p,%p)\n", This, pdidi);
 713
 714     if (pdidi->dwSize != sizeof(DIDEVICEINSTANCEA)) {
 715         WARN(" dinput3 not supporte yet...\n");
 716         return DI_OK;
 717     }
 718
 719     fill_mouse_dideviceinstanceA(pdidi, This->base.dinput->dwVersion);
 720
 721     return DI_OK;
 722 }
 723
 724 static HRESULT WINAPI SysMouseWImpl_GetDeviceInfo(LPDIRECTINPUTDEVICE8W iface, LPDIDEVICEINSTANCEW pdidi)
 725 {
 726     SysMouseImpl *This = (SysMouseImpl *)iface;
 727     TRACE("(this=%p,%p)\n", This, pdidi);
 728
 729     if (pdidi->dwSize != sizeof(DIDEVICEINSTANCEW)) {
 730         WARN(" dinput3 not supporte yet...\n");
 731         return DI_OK;
 732     }
 733
 734     fill_mouse_dideviceinstanceW(pdidi, This->base.dinput->dwVersion);
 735
 736     return DI_OK;
 737 }
 738
 739
 740 static const IDirectInputDevice8AVtbl SysMouseAvt =
 741 {
 742     IDirectInputDevice2AImpl_QueryInterface,
 743     IDirectInputDevice2AImpl_AddRef,
 744     IDirectInputDevice2AImpl_Release,
 745     SysMouseAImpl_GetCapabilities,
 746     IDirectInputDevice2AImpl_EnumObjects,
 747     SysMouseAImpl_GetProperty,
 748     IDirectInputDevice2AImpl_SetProperty,
 749     SysMouseAImpl_Acquire,
 750     SysMouseAImpl_Unacquire,
 751     SysMouseAImpl_GetDeviceState,
 752     SysMouseAImpl_GetDeviceData,
 753     IDirectInputDevice2AImpl_SetDataFormat,
 754     IDirectInputDevice2AImpl_SetEventNotification,
 755     IDirectInputDevice2AImpl_SetCooperativeLevel,
 756     SysMouseAImpl_GetObjectInfo,
 757     SysMouseAImpl_GetDeviceInfo,
 758     IDirectInputDevice2AImpl_RunControlPanel,
 759     IDirectInputDevice2AImpl_Initialize,
 760     IDirectInputDevice2AImpl_CreateEffect,
 761     IDirectInputDevice2AImpl_EnumEffects,
 762     IDirectInputDevice2AImpl_GetEffectInfo,
 763     IDirectInputDevice2AImpl_GetForceFeedbackState,
 764     IDirectInputDevice2AImpl_SendForceFeedbackCommand,
 765     IDirectInputDevice2AImpl_EnumCreatedEffectObjects,
 766     IDirectInputDevice2AImpl_Escape,
 767     IDirectInputDevice2AImpl_Poll,
 768     IDirectInputDevice2AImpl_SendDeviceData,
 769     IDirectInputDevice7AImpl_EnumEffectsInFile,
 770     IDirectInputDevice7AImpl_WriteEffectToFile,
 771     IDirectInputDevice8AImpl_BuildActionMap,
 772     IDirectInputDevice8AImpl_SetActionMap,
 773     IDirectInputDevice8AImpl_GetImageInfo
 774 };
 775
 776 #if !defined(__STRICT_ANSI__) && defined(__GNUC__)
 777 # define XCAST(fun)     (typeof(SysMouseWvt.fun))
 778 #else
 779 # define XCAST(fun)     (void*)
 780 #endif
 781
 782 static const IDirectInputDevice8WVtbl SysMouseWvt =
 783 {
 784     IDirectInputDevice2WImpl_QueryInterface,
 785     XCAST(AddRef)IDirectInputDevice2AImpl_AddRef,
 786     XCAST(Release)IDirectInputDevice2AImpl_Release,
 787     XCAST(GetCapabilities)SysMouseAImpl_GetCapabilities,
 788     IDirectInputDevice2WImpl_EnumObjects,
 789     XCAST(GetProperty)SysMouseAImpl_GetProperty,
 790     XCAST(SetProperty)IDirectInputDevice2AImpl_SetProperty,
 791     XCAST(Acquire)SysMouseAImpl_Acquire,
 792     XCAST(Unacquire)SysMouseAImpl_Unacquire,
 793     XCAST(GetDeviceState)SysMouseAImpl_GetDeviceState,
 794     XCAST(GetDeviceData)SysMouseAImpl_GetDeviceData,
 795     XCAST(SetDataFormat)IDirectInputDevice2AImpl_SetDataFormat,
 796     XCAST(SetEventNotification)IDirectInputDevice2AImpl_SetEventNotification,
 797     XCAST(SetCooperativeLevel)IDirectInputDevice2AImpl_SetCooperativeLevel,
 798     SysMouseWImpl_GetObjectInfo,
 799     SysMouseWImpl_GetDeviceInfo,
 800     XCAST(RunControlPanel)IDirectInputDevice2AImpl_RunControlPanel,
 801     XCAST(Initialize)IDirectInputDevice2AImpl_Initialize,
 802     XCAST(CreateEffect)IDirectInputDevice2AImpl_CreateEffect,
 803     IDirectInputDevice2WImpl_EnumEffects,
 804     IDirectInputDevice2WImpl_GetEffectInfo,
 805     XCAST(GetForceFeedbackState)IDirectInputDevice2AImpl_GetForceFeedbackState,
 806     XCAST(SendForceFeedbackCommand)IDirectInputDevice2AImpl_SendForceFeedbackCommand,
 807     XCAST(EnumCreatedEffectObjects)IDirectInputDevice2AImpl_EnumCreatedEffectObjects,
 808     XCAST(Escape)IDirectInputDevice2AImpl_Escape,
 809     XCAST(Poll)IDirectInputDevice2AImpl_Poll,
 810     XCAST(SendDeviceData)IDirectInputDevice2AImpl_SendDeviceData,
 811     IDirectInputDevice7WImpl_EnumEffectsInFile,
 812     IDirectInputDevice7WImpl_WriteEffectToFile,
 813     IDirectInputDevice8WImpl_BuildActionMap,
 814     IDirectInputDevice8WImpl_SetActionMap,
 815     IDirectInputDevice8WImpl_GetImageInfo
 816 };
 817 #undef XCAST