git.oblomov.eu Git - wine/blob - dlls/ttydrv/wnd.c

   1 /*
   2  * TTY window driver
   3  *
   4  * Copyright 1998,1999 Patrik Stridvall
   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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  */
  20
  21 #include "config.h"
  22
  23 #include "ttydrv.h"
  24 #include "ntstatus.h"
  25 #include "win.h"
  26 #include "winpos.h"
  27 #include "wownt32.h"
  28 #include "wine/wingdi16.h"
  29 #include "wine/server.h"
  30 #include "wine/debug.h"
  31
  32 WINE_DEFAULT_DEBUG_CHANNEL(ttydrv);
  33
  34 #define SWP_AGG_NOGEOMETRYCHANGE \
  35     (SWP_NOSIZE | SWP_NOMOVE | SWP_NOCLIENTSIZE | SWP_NOCLIENTMOVE)
  36 #define SWP_AGG_NOPOSCHANGE \
  37     (SWP_AGG_NOGEOMETRYCHANGE | SWP_NOZORDER)
  38 #define SWP_AGG_STATUSFLAGS \
  39     (SWP_AGG_NOPOSCHANGE | SWP_FRAMECHANGED | SWP_HIDEWINDOW | SWP_SHOWWINDOW)
  40
  41 /***********************************************************************
  42  *              get_server_visible_region
  43  */
  44 static HRGN get_server_visible_region( HWND hwnd, UINT flags )
  45 {
  46     RGNDATA *data;
  47     NTSTATUS status;
  48     HRGN ret = 0;
  49     size_t size = 256;
  50
  51     do
  52     {
  53         if (!(data = HeapAlloc( GetProcessHeap(), 0, sizeof(*data) + size - 1 ))) return 0;
  54         SERVER_START_REQ( get_visible_region )
  55         {
  56             req->window  = hwnd;
  57             req->flags   = flags;
  58             wine_server_set_reply( req, data->Buffer, size );
  59             if (!(status = wine_server_call( req )))
  60             {
  61                 size_t reply_size = wine_server_reply_size( reply );
  62                 data->rdh.dwSize   = sizeof(data->rdh);
  63                 data->rdh.iType    = RDH_RECTANGLES;
  64                 data->rdh.nCount   = reply_size / sizeof(RECT);
  65                 data->rdh.nRgnSize = reply_size;
  66                 ret = ExtCreateRegion( NULL, size, data );
  67             }
  68             else size = reply->total_size;
  69         }
  70         SERVER_END_REQ;
  71         HeapFree( GetProcessHeap(), 0, data );
  72     } while (status == STATUS_BUFFER_OVERFLOW);
  73
  74     if (status) SetLastError( RtlNtStatusToDosError(status) );
  75     return ret;
  76 }
  77
  78
  79 /***********************************************************************
  80  *           set_window_pos
  81  *
  82  * Set a window position and Z order.
  83  */
  84 static BOOL set_window_pos( HWND hwnd, HWND insert_after, const RECT *rectWindow,
  85                             const RECT *rectClient, UINT swp_flags )
  86 {
  87     WND *win = WIN_GetPtr( hwnd );
  88     BOOL ret;
  89
  90     if (!win) return FALSE;
  91     if (win == WND_OTHER_PROCESS)
  92     {
  93         if (IsWindow( hwnd )) ERR( "cannot set rectangles of other process window %p\n", hwnd );
  94         return FALSE;
  95     }
  96     SERVER_START_REQ( set_window_pos )
  97     {
  98         req->handle        = hwnd;
  99         req->previous      = insert_after;
 100         req->flags         = swp_flags;
 101         req->window.left   = rectWindow->left;
 102         req->window.top    = rectWindow->top;
 103         req->window.right  = rectWindow->right;
 104         req->window.bottom = rectWindow->bottom;
 105         req->client.left   = rectClient->left;
 106         req->client.top    = rectClient->top;
 107         req->client.right  = rectClient->right;
 108         req->client.bottom = rectClient->bottom;
 109         ret = !wine_server_call( req );
 110     }
 111     SERVER_END_REQ;
 112     if (ret)
 113     {
 114         win->rectWindow = *rectWindow;
 115         win->rectClient = *rectClient;
 116
 117         TRACE( "win %p window (%ld,%ld)-(%ld,%ld) client (%ld,%ld)-(%ld,%ld)\n", hwnd,
 118                rectWindow->left, rectWindow->top, rectWindow->right, rectWindow->bottom,
 119                rectClient->left, rectClient->top, rectClient->right, rectClient->bottom );
 120     }
 121     WIN_ReleasePtr( win );
 122     return ret;
 123 }
 124
 125
 126 /**********************************************************************
 127  *              CreateWindow   (TTYDRV.@)
 128  */
 129 BOOL TTYDRV_CreateWindow( HWND hwnd, CREATESTRUCTA *cs, BOOL unicode )
 130 {
 131     BOOL ret;
 132     RECT rect;
 133     HWND parent, hwndLinkAfter;
 134     CBT_CREATEWNDA cbtc;
 135
 136     TRACE("(%p)\n", hwnd);
 137
 138     /* initialize the dimensions before sending WM_GETMINMAXINFO */
 139     SetRect( &rect, cs->x, cs->y, cs->x + cs->cx, cs->y + cs->cy );
 140     set_window_pos( hwnd, 0, &rect, &rect, SWP_NOZORDER );
 141
 142     parent = GetAncestor( hwnd, GA_PARENT );
 143     if (!parent)  /* desktop window */
 144     {
 145         SetPropA( hwnd, "__wine_ttydrv_window", root_window );
 146         return TRUE;
 147     }
 148
 149 #ifdef WINE_CURSES
 150     /* Only create top-level windows */
 151     if (parent == GetDesktopWindow())
 152     {
 153         WINDOW *window;
 154         const INT cellWidth=8, cellHeight=8; /* FIXME: Hardcoded */
 155
 156         window = subwin( root_window, cs->cy/cellHeight, cs->cx/cellWidth,
 157                          cs->y/cellHeight, cs->x/cellWidth);
 158         werase(window);
 159         wrefresh(window);
 160         SetPropA( hwnd, "__wine_ttydrv_window", window );
 161     }
 162 #else /* defined(WINE_CURSES) */
 163     FIXME("(%p): stub\n", hwnd);
 164 #endif /* defined(WINE_CURSES) */
 165
 166     /* Call the WH_CBT hook */
 167
 168     hwndLinkAfter = ((cs->style & (WS_CHILD|WS_MAXIMIZE)) == WS_CHILD) ? HWND_BOTTOM : HWND_TOP;
 169
 170     cbtc.lpcs = cs;
 171     cbtc.hwndInsertAfter = hwndLinkAfter;
 172     if (HOOK_CallHooks( WH_CBT, HCBT_CREATEWND, (WPARAM)hwnd, (LPARAM)&cbtc, unicode ))
 173     {
 174         TRACE("CBT-hook returned !0\n");
 175         return FALSE;
 176     }
 177
 178     if (unicode)
 179     {
 180         ret = SendMessageW( hwnd, WM_NCCREATE, 0, (LPARAM)cs );
 181         if (ret) ret = (SendMessageW( hwnd, WM_CREATE, 0, (LPARAM)cs ) != -1);
 182     }
 183     else
 184     {
 185         ret = SendMessageA( hwnd, WM_NCCREATE, 0, (LPARAM)cs );
 186         if (ret) ret = (SendMessageA( hwnd, WM_CREATE, 0, (LPARAM)cs ) != -1);
 187     }
 188     if (ret) NotifyWinEvent(EVENT_OBJECT_CREATE, hwnd, OBJID_WINDOW, 0);
 189     return ret;
 190 }
 191
 192 /***********************************************************************
 193  *              DestroyWindow   (TTYDRV.@)
 194  */
 195 BOOL TTYDRV_DestroyWindow( HWND hwnd )
 196 {
 197 #ifdef WINE_CURSES
 198     WINDOW *window = GetPropA( hwnd, "__wine_ttydrv_window" );
 199
 200     TRACE("(%p)\n", hwnd);
 201
 202     if (window && window != root_window) delwin(window);
 203 #else /* defined(WINE_CURSES) */
 204     FIXME("(%p): stub\n", hwnd);
 205 #endif /* defined(WINE_CURSES) */
 206     return TRUE;
 207 }
 208
 209
 210 /***********************************************************************
 211  *              GetDC   (TTYDRV.@)
 212  *
 213  * Set the drawable, origin and dimensions for the DC associated to
 214  * a given window.
 215  */
 216 BOOL TTYDRV_GetDC( HWND hwnd, HDC hdc, HRGN hrgn, DWORD flags )
 217 {
 218     struct ttydrv_escape_set_drawable escape;
 219
 220     if(flags & DCX_WINDOW)
 221     {
 222         RECT rect;
 223         GetWindowRect( hwnd, &rect );
 224         escape.org.x = rect.left;
 225         escape.org.y = rect.top;
 226     }
 227     else
 228     {
 229         escape.org.x = escape.org.y = 0;
 230         MapWindowPoints( hwnd, 0, &escape.org, 1 );
 231     }
 232
 233     escape.code = TTYDRV_SET_DRAWABLE;
 234     ExtEscape( hdc, TTYDRV_ESCAPE, sizeof(escape), (LPSTR)&escape, 0, NULL );
 235
 236     if (flags & (DCX_EXCLUDERGN | DCX_INTERSECTRGN) ||
 237         SetHookFlags16( HDC_16(hdc), DCHF_VALIDATEVISRGN ))  /* DC was dirty */
 238     {
 239         /* need to recompute the visible region */
 240         HRGN visRgn = get_server_visible_region( hwnd, flags );
 241
 242         if (flags & (DCX_EXCLUDERGN | DCX_INTERSECTRGN))
 243             CombineRgn( visRgn, visRgn, hrgn, (flags & DCX_INTERSECTRGN) ? RGN_AND : RGN_DIFF );
 244
 245         SelectVisRgn16( HDC_16(hdc), HRGN_16(visRgn) );
 246         DeleteObject( visRgn );
 247     }
 248     return TRUE;
 249 }
 250
 251
 252 /* fix redundant flags and values in the WINDOWPOS structure */
 253 static BOOL fixup_flags( WINDOWPOS *winpos )
 254 {
 255     HWND parent;
 256     WND *wndPtr = WIN_GetPtr( winpos->hwnd );
 257     BOOL ret = TRUE;
 258
 259     if (!wndPtr || wndPtr == WND_OTHER_PROCESS)
 260     {
 261         SetLastError( ERROR_INVALID_WINDOW_HANDLE );
 262         return FALSE;
 263     }
 264     winpos->hwnd = wndPtr->hwndSelf;  /* make it a full handle */
 265
 266     /* Finally make sure that all coordinates are valid */
 267     if (winpos->x < -32768) winpos->x = -32768;
 268     else if (winpos->x > 32767) winpos->x = 32767;
 269     if (winpos->y < -32768) winpos->y = -32768;
 270     else if (winpos->y > 32767) winpos->y = 32767;
 271
 272     if (winpos->cx < 0) winpos->cx = 0;
 273     else if (winpos->cx > 32767) winpos->cx = 32767;
 274     if (winpos->cy < 0) winpos->cy = 0;
 275     else if (winpos->cy > 32767) winpos->cy = 32767;
 276
 277     parent = GetAncestor( winpos->hwnd, GA_PARENT );
 278     if (!IsWindowVisible( parent )) winpos->flags |= SWP_NOREDRAW;
 279
 280     if (wndPtr->dwStyle & WS_VISIBLE) winpos->flags &= ~SWP_SHOWWINDOW;
 281     else
 282     {
 283         winpos->flags &= ~SWP_HIDEWINDOW;
 284         if (!(winpos->flags & SWP_SHOWWINDOW)) winpos->flags |= SWP_NOREDRAW;
 285     }
 286
 287     if ((wndPtr->rectWindow.right - wndPtr->rectWindow.left == winpos->cx) &&
 288         (wndPtr->rectWindow.bottom - wndPtr->rectWindow.top == winpos->cy))
 289         winpos->flags |= SWP_NOSIZE;    /* Already the right size */
 290
 291     if ((wndPtr->rectWindow.left == winpos->x) && (wndPtr->rectWindow.top == winpos->y))
 292         winpos->flags |= SWP_NOMOVE;    /* Already the right position */
 293
 294     if ((wndPtr->dwStyle & (WS_POPUP | WS_CHILD)) != WS_CHILD)
 295     {
 296         if (!(winpos->flags & (SWP_NOACTIVATE|SWP_HIDEWINDOW))) /* Bring to the top when activating */
 297         {
 298             winpos->flags &= ~SWP_NOZORDER;
 299             winpos->hwndInsertAfter = HWND_TOP;
 300         }
 301     }
 302
 303     /* Check hwndInsertAfter */
 304     if (winpos->flags & SWP_NOZORDER) goto done;
 305
 306     /* fix sign extension */
 307     if (winpos->hwndInsertAfter == (HWND)0xffff) winpos->hwndInsertAfter = HWND_TOPMOST;
 308     else if (winpos->hwndInsertAfter == (HWND)0xfffe) winpos->hwndInsertAfter = HWND_NOTOPMOST;
 309
 310       /* FIXME: TOPMOST not supported yet */
 311     if ((winpos->hwndInsertAfter == HWND_TOPMOST) ||
 312         (winpos->hwndInsertAfter == HWND_NOTOPMOST)) winpos->hwndInsertAfter = HWND_TOP;
 313
 314     /* hwndInsertAfter must be a sibling of the window */
 315     if (winpos->hwndInsertAfter == HWND_TOP)
 316     {
 317         if (GetWindow(winpos->hwnd, GW_HWNDFIRST) == winpos->hwnd)
 318             winpos->flags |= SWP_NOZORDER;
 319     }
 320     else if (winpos->hwndInsertAfter == HWND_BOTTOM)
 321     {
 322         if (GetWindow(winpos->hwnd, GW_HWNDLAST) == winpos->hwnd)
 323             winpos->flags |= SWP_NOZORDER;
 324     }
 325     else
 326     {
 327         if (GetAncestor( winpos->hwndInsertAfter, GA_PARENT ) != parent) ret = FALSE;
 328         else
 329         {
 330             /* don't need to change the Zorder of hwnd if it's already inserted
 331              * after hwndInsertAfter or when inserting hwnd after itself.
 332              */
 333             if ((winpos->hwnd == winpos->hwndInsertAfter) ||
 334                 (winpos->hwnd == GetWindow( winpos->hwndInsertAfter, GW_HWNDNEXT )))
 335                 winpos->flags |= SWP_NOZORDER;
 336         }
 337     }
 338  done:
 339     WIN_ReleasePtr( wndPtr );
 340     return ret;
 341 }
 342
 343
 344 /***********************************************************************
 345  *           SWP_DoNCCalcSize
 346  */
 347 static UINT SWP_DoNCCalcSize( WINDOWPOS* pWinpos, const RECT* pNewWindowRect, RECT* pNewClientRect )
 348 {
 349     UINT wvrFlags = 0;
 350     WND *wndPtr;
 351
 352     if (!(wndPtr = WIN_GetPtr( pWinpos->hwnd )) || wndPtr == WND_OTHER_PROCESS) return 0;
 353
 354       /* Send WM_NCCALCSIZE message to get new client area */
 355     if( (pWinpos->flags & (SWP_FRAMECHANGED | SWP_NOSIZE)) != SWP_NOSIZE )
 356     {
 357         NCCALCSIZE_PARAMS params;
 358         WINDOWPOS winposCopy;
 359
 360         params.rgrc[0] = *pNewWindowRect;
 361         params.rgrc[1] = wndPtr->rectWindow;
 362         params.rgrc[2] = wndPtr->rectClient;
 363         params.lppos = &winposCopy;
 364         winposCopy = *pWinpos;
 365         WIN_ReleasePtr( wndPtr );
 366
 367         wvrFlags = SendMessageW( pWinpos->hwnd, WM_NCCALCSIZE, TRUE, (LPARAM)&params );
 368
 369         *pNewClientRect = params.rgrc[0];
 370
 371         if (!(wndPtr = WIN_GetPtr( pWinpos->hwnd )) || wndPtr == WND_OTHER_PROCESS) return 0;
 372
 373         TRACE( "hwnd %p old win %s old client %s new win %s new client %s\n", pWinpos->hwnd,
 374                wine_dbgstr_rect(&wndPtr->rectWindow), wine_dbgstr_rect(&wndPtr->rectClient),
 375                wine_dbgstr_rect(pNewWindowRect), wine_dbgstr_rect(pNewClientRect) );
 376
 377         if( pNewClientRect->left != wndPtr->rectClient.left ||
 378             pNewClientRect->top != wndPtr->rectClient.top )
 379             pWinpos->flags &= ~SWP_NOCLIENTMOVE;
 380
 381         if( (pNewClientRect->right - pNewClientRect->left !=
 382              wndPtr->rectClient.right - wndPtr->rectClient.left))
 383             pWinpos->flags &= ~SWP_NOCLIENTSIZE;
 384         else
 385             wvrFlags &= ~WVR_HREDRAW;
 386
 387         if (pNewClientRect->bottom - pNewClientRect->top !=
 388              wndPtr->rectClient.bottom - wndPtr->rectClient.top)
 389             pWinpos->flags &= ~SWP_NOCLIENTSIZE;
 390         else
 391             wvrFlags &= ~WVR_VREDRAW;
 392     }
 393     else
 394     {
 395         if (!(pWinpos->flags & SWP_NOMOVE) &&
 396             (pNewClientRect->left != wndPtr->rectClient.left ||
 397              pNewClientRect->top != wndPtr->rectClient.top))
 398             pWinpos->flags &= ~SWP_NOCLIENTMOVE;
 399     }
 400
 401     WIN_ReleasePtr( wndPtr );
 402     return wvrFlags;
 403 }
 404
 405
 406 /***********************************************************************
 407  *           SWP_DoOwnedPopups
 408  *
 409  * fix Z order taking into account owned popups -
 410  * basically we need to maintain them above the window that owns them
 411  *
 412  * FIXME: hide/show owned popups when owner visibility changes.
 413  */
 414 static HWND SWP_DoOwnedPopups(HWND hwnd, HWND hwndInsertAfter)
 415 {
 416     HWND *list = NULL;
 417     HWND owner = GetWindow( hwnd, GW_OWNER );
 418     LONG style = GetWindowLongW( hwnd, GWL_STYLE );
 419
 420     WARN("(%p) hInsertAfter = %p\n", hwnd, hwndInsertAfter );
 421
 422     if ((style & WS_POPUP) && owner)
 423     {
 424         /* make sure this popup stays above the owner */
 425
 426         HWND hwndLocalPrev = HWND_TOP;
 427
 428         if( hwndInsertAfter != HWND_TOP )
 429         {
 430             if ((list = WIN_ListChildren( GetDesktopWindow() )))
 431             {
 432                 int i;
 433                 for (i = 0; list[i]; i++)
 434                 {
 435                     if (list[i] == owner) break;
 436                     if (list[i] != hwnd) hwndLocalPrev = list[i];
 437                     if (hwndLocalPrev == hwndInsertAfter) break;
 438                 }
 439                 hwndInsertAfter = hwndLocalPrev;
 440             }
 441         }
 442     }
 443     else if (style & WS_CHILD) return hwndInsertAfter;
 444
 445     if (!list) list = WIN_ListChildren( GetDesktopWindow() );
 446     if (list)
 447     {
 448         int i;
 449         for (i = 0; list[i]; i++)
 450         {
 451             if (list[i] == hwnd) break;
 452             if ((GetWindowLongW( list[i], GWL_STYLE ) & WS_POPUP) &&
 453                 GetWindow( list[i], GW_OWNER ) == hwnd)
 454             {
 455                 SetWindowPos( list[i], hwndInsertAfter, 0, 0, 0, 0,
 456                               SWP_NOMOVE | SWP_NOSIZE | SWP_NOACTIVATE |
 457                               SWP_NOSENDCHANGING | SWP_DEFERERASE );
 458                 hwndInsertAfter = list[i];
 459             }
 460         }
 461         HeapFree( GetProcessHeap(), 0, list );
 462     }
 463
 464     return hwndInsertAfter;
 465 }
 466
 467
 468 /***********************************************************************
 469  *           SWP_DoWinPosChanging
 470  */
 471 static BOOL SWP_DoWinPosChanging( WINDOWPOS* pWinpos, RECT* pNewWindowRect, RECT* pNewClientRect )
 472 {
 473     WND *wndPtr;
 474
 475     /* Send WM_WINDOWPOSCHANGING message */
 476
 477     if (!(pWinpos->flags & SWP_NOSENDCHANGING))
 478         SendMessageW( pWinpos->hwnd, WM_WINDOWPOSCHANGING, 0, (LPARAM)pWinpos );
 479
 480     if (!(wndPtr = WIN_GetPtr( pWinpos->hwnd )) || wndPtr == WND_OTHER_PROCESS) return FALSE;
 481
 482     /* Calculate new position and size */
 483
 484     *pNewWindowRect = wndPtr->rectWindow;
 485     *pNewClientRect = (wndPtr->dwStyle & WS_MINIMIZE) ? wndPtr->rectWindow
 486                                                     : wndPtr->rectClient;
 487
 488     if (!(pWinpos->flags & SWP_NOSIZE))
 489     {
 490         pNewWindowRect->right  = pNewWindowRect->left + pWinpos->cx;
 491         pNewWindowRect->bottom = pNewWindowRect->top + pWinpos->cy;
 492     }
 493     if (!(pWinpos->flags & SWP_NOMOVE))
 494     {
 495         pNewWindowRect->left    = pWinpos->x;
 496         pNewWindowRect->top     = pWinpos->y;
 497         pNewWindowRect->right  += pWinpos->x - wndPtr->rectWindow.left;
 498         pNewWindowRect->bottom += pWinpos->y - wndPtr->rectWindow.top;
 499
 500         OffsetRect( pNewClientRect, pWinpos->x - wndPtr->rectWindow.left,
 501                                     pWinpos->y - wndPtr->rectWindow.top );
 502     }
 503     pWinpos->flags |= SWP_NOCLIENTMOVE | SWP_NOCLIENTSIZE;
 504
 505     TRACE( "hwnd %p, after %p, swp %d,%d %dx%d flags %08x\n",
 506            pWinpos->hwnd, pWinpos->hwndInsertAfter, pWinpos->x, pWinpos->y,
 507            pWinpos->cx, pWinpos->cy, pWinpos->flags );
 508     TRACE( "current %s style %08lx new %s\n",
 509            wine_dbgstr_rect( &wndPtr->rectWindow ), wndPtr->dwStyle,
 510            wine_dbgstr_rect( pNewWindowRect ));
 511
 512     WIN_ReleasePtr( wndPtr );
 513     return TRUE;
 514 }
 515
 516
 517 /***********************************************************************
 518  *              SetWindowPos   (TTYDRV.@)
 519  */
 520 BOOL TTYDRV_SetWindowPos( WINDOWPOS *winpos )
 521 {
 522     RECT newWindowRect, newClientRect;
 523     UINT orig_flags;
 524
 525     TRACE( "hwnd %p, after %p, swp %d,%d %dx%d flags %08x\n",
 526            winpos->hwnd, winpos->hwndInsertAfter, winpos->x, winpos->y,
 527            winpos->cx, winpos->cy, winpos->flags);
 528
 529     orig_flags = winpos->flags;
 530     winpos->flags &= ~SWP_WINE_NOHOSTMOVE;
 531
 532     /* Check window handle */
 533     if (winpos->hwnd == GetDesktopWindow()) return FALSE;
 534
 535     /* First make sure that coordinates are valid for WM_WINDOWPOSCHANGING */
 536     if (!(winpos->flags & SWP_NOMOVE))
 537     {
 538         if (winpos->x < -32768) winpos->x = -32768;
 539         else if (winpos->x > 32767) winpos->x = 32767;
 540         if (winpos->y < -32768) winpos->y = -32768;
 541         else if (winpos->y > 32767) winpos->y = 32767;
 542     }
 543     if (!(winpos->flags & SWP_NOSIZE))
 544     {
 545         if (winpos->cx < 0) winpos->cx = 0;
 546         else if (winpos->cx > 32767) winpos->cx = 32767;
 547         if (winpos->cy < 0) winpos->cy = 0;
 548         else if (winpos->cy > 32767) winpos->cy = 32767;
 549     }
 550
 551     if (!SWP_DoWinPosChanging( winpos, &newWindowRect, &newClientRect )) return FALSE;
 552
 553     /* Fix redundant flags */
 554     if (!fixup_flags( winpos )) return FALSE;
 555
 556     if((winpos->flags & (SWP_NOZORDER | SWP_HIDEWINDOW | SWP_SHOWWINDOW)) != SWP_NOZORDER)
 557     {
 558         if (GetAncestor( winpos->hwnd, GA_PARENT ) == GetDesktopWindow())
 559             winpos->hwndInsertAfter = SWP_DoOwnedPopups( winpos->hwnd, winpos->hwndInsertAfter );
 560     }
 561
 562     /* Common operations */
 563
 564     SWP_DoNCCalcSize( winpos, &newWindowRect, &newClientRect );
 565
 566     if (!set_window_pos( winpos->hwnd, winpos->hwndInsertAfter,
 567                          &newWindowRect, &newClientRect, orig_flags ))
 568         return FALSE;
 569
 570     if( winpos->flags & SWP_HIDEWINDOW )
 571         HideCaret(winpos->hwnd);
 572     else if (winpos->flags & SWP_SHOWWINDOW)
 573         ShowCaret(winpos->hwnd);
 574
 575     if (!(winpos->flags & (SWP_NOACTIVATE|SWP_HIDEWINDOW)))
 576     {
 577         /* child windows get WM_CHILDACTIVATE message */
 578         if ((GetWindowLongW( winpos->hwnd, GWL_STYLE ) & (WS_CHILD | WS_POPUP)) == WS_CHILD)
 579             SendMessageA( winpos->hwnd, WM_CHILDACTIVATE, 0, 0 );
 580         else
 581             SetForegroundWindow( winpos->hwnd );
 582     }
 583
 584       /* And last, send the WM_WINDOWPOSCHANGED message */
 585
 586     TRACE("\tstatus flags = %04x\n", winpos->flags & SWP_AGG_STATUSFLAGS);
 587
 588     if (((winpos->flags & SWP_AGG_STATUSFLAGS) != SWP_AGG_NOPOSCHANGE))
 589     {
 590         /* WM_WINDOWPOSCHANGED is sent even if SWP_NOSENDCHANGING is set
 591            and always contains final window position.
 592          */
 593         winpos->x = newWindowRect.left;
 594         winpos->y = newWindowRect.top;
 595         winpos->cx = newWindowRect.right - newWindowRect.left;
 596         winpos->cy = newWindowRect.bottom - newWindowRect.top;
 597         SendMessageW( winpos->hwnd, WM_WINDOWPOSCHANGED, 0, (LPARAM)winpos );
 598     }
 599
 600     return TRUE;
 601 }
 602
 603
 604 /***********************************************************************
 605  *              WINPOS_MinMaximize   (internal)
 606  *
 607  *Lifted from x11 driver
 608  */
 609 static UINT WINPOS_MinMaximize( HWND hwnd, UINT cmd, LPRECT rect )
 610 {
 611     UINT swpFlags = 0;
 612     WINDOWPLACEMENT wpl;
 613
 614     TRACE("%p %u\n", hwnd, cmd );
 615     FIXME("(%p): stub\n", hwnd);
 616
 617     wpl.length = sizeof(wpl);
 618     GetWindowPlacement( hwnd, &wpl );
 619
 620     /* If I glark this right, yields an immutable window*/
 621     swpFlags = SWP_NOSIZE | SWP_NOMOVE;
 622
 623     /*cmd handling goes here.  see dlls/x1drv/winpos.c*/
 624
 625     return swpFlags;
 626 }
 627
 628 /***********************************************************************
 629  *              ShowWindow   (TTYDRV.@)
 630  *
 631  *Lifted from x11 driver
 632  *Sets the specified windows' show state.
 633  */
 634 BOOL TTYDRV_ShowWindow( HWND hwnd, INT cmd )
 635 {
 636     WND *wndPtr;
 637     LONG style = GetWindowLongW( hwnd, GWL_STYLE );
 638     BOOL wasVisible = (style & WS_VISIBLE) != 0;
 639     BOOL showFlag = TRUE;
 640     RECT newPos = {0, 0, 0, 0};
 641     UINT swp = 0;
 642
 643
 644     TRACE("hwnd=%p, cmd=%d, wasVisible %d\n", hwnd, cmd, wasVisible);
 645
 646     switch(cmd)
 647     {
 648         case SW_HIDE:
 649             if (!wasVisible) return FALSE;
 650             showFlag = FALSE;
 651             swp |= SWP_HIDEWINDOW | SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER;
 652             break;
 653
 654         case SW_SHOWMINNOACTIVE:
 655             swp |= SWP_NOACTIVATE | SWP_NOZORDER;
 656             /* fall through */
 657         case SW_SHOWMINIMIZED:
 658         case SW_FORCEMINIMIZE: /* FIXME: Does not work if thread is hung. */
 659             swp |= SWP_SHOWWINDOW;
 660             /* fall through */
 661         case SW_MINIMIZE:
 662             swp |= SWP_FRAMECHANGED;
 663             if( !(style & WS_MINIMIZE) )
 664                  swp |= WINPOS_MinMaximize( hwnd, SW_MINIMIZE, &newPos );
 665             else swp |= SWP_NOSIZE | SWP_NOMOVE;
 666             break;
 667
 668         case SW_SHOWMAXIMIZED: /* same as SW_MAXIMIZE */
 669             swp |= SWP_SHOWWINDOW | SWP_FRAMECHANGED;
 670             if( !(style & WS_MAXIMIZE) )
 671                  swp |= WINPOS_MinMaximize( hwnd, SW_MAXIMIZE, &newPos );
 672             else swp |= SWP_NOSIZE | SWP_NOMOVE;
 673             break;
 674
 675         case SW_SHOWNA:
 676             swp |= SWP_NOACTIVATE | SWP_SHOWWINDOW | SWP_NOSIZE | SWP_NOMOVE;
 677             if (style & WS_CHILD) swp |= SWP_NOZORDER;
 678             break;
 679         case SW_SHOW:
 680             if (wasVisible) return TRUE;
 681             swp |= SWP_SHOWWINDOW | SWP_NOSIZE | SWP_NOMOVE;
 682             break;
 683
 684         case SW_RESTORE:
 685             swp |= SWP_FRAMECHANGED;
 686             /* fall through */
 687         case SW_SHOWNOACTIVATE:
 688             swp |= SWP_NOACTIVATE | SWP_NOZORDER;
 689             /* fall through */
 690         case SW_SHOWNORMAL:  /* same as SW_NORMAL: */
 691         case SW_SHOWDEFAULT: /* FIXME: should have its own handler */
 692             swp |= SWP_SHOWWINDOW;
 693
 694             if (style & (WS_MINIMIZE | WS_MAXIMIZE))
 695                  swp |= WINPOS_MinMaximize( hwnd, SW_RESTORE, &newPos );
 696             else swp |= SWP_NOSIZE | SWP_NOMOVE;
 697             break;
 698     }
 699
 700     if (showFlag != wasVisible || cmd == SW_SHOWNA)
 701     {
 702         SendMessageW( hwnd, WM_SHOWWINDOW, showFlag, 0 );
 703         if (!IsWindow( hwnd )) return wasVisible;
 704     }
 705
 706     /* ShowWindow won't activate a not being maximized child window */
 707     if ((style & WS_CHILD) && cmd != SW_MAXIMIZE)
 708         swp |= SWP_NOACTIVATE | SWP_NOZORDER;
 709
 710     SetWindowPos( hwnd, HWND_TOP, newPos.left, newPos.top,
 711                   newPos.right, newPos.bottom, LOWORD(swp) );
 712     if (cmd == SW_HIDE)
 713     {
 714         HWND hFocus;
 715
 716         /* FIXME: This will cause the window to be activated irrespective
 717          * of whether it is owned by the same thread. Has to be done
 718          * asynchronously.
 719          */
 720
 721         if (hwnd == GetActiveWindow())
 722             WINPOS_ActivateOtherWindow(hwnd);
 723
 724         /* Revert focus to parent */
 725         hFocus = GetFocus();
 726         if (hwnd == hFocus || IsChild(hwnd, hFocus))
 727         {
 728             HWND parent = GetAncestor(hwnd, GA_PARENT);
 729             if (parent == GetDesktopWindow()) parent = 0;
 730             SetFocus(parent);
 731         }
 732     }
 733
 734     if (IsIconic(hwnd)) WINPOS_ShowIconTitle( hwnd, TRUE );
 735
 736     if (!(wndPtr = WIN_GetPtr( hwnd )) || wndPtr == WND_OTHER_PROCESS) return wasVisible;
 737
 738     if (wndPtr->flags & WIN_NEED_SIZE)
 739     {
 740         /* should happen only in CreateWindowEx() */
 741         int wParam = SIZE_RESTORED;
 742         RECT client = wndPtr->rectClient;
 743
 744         wndPtr->flags &= ~WIN_NEED_SIZE;
 745         if (wndPtr->dwStyle & WS_MAXIMIZE) wParam = SIZE_MAXIMIZED;
 746         else if (wndPtr->dwStyle & WS_MINIMIZE) wParam = SIZE_MINIMIZED;
 747         WIN_ReleasePtr( wndPtr );
 748
 749         SendMessageW( hwnd, WM_SIZE, wParam,
 750                       MAKELONG( client.right - client.left, client.bottom - client.top ));
 751         SendMessageW( hwnd, WM_MOVE, 0, MAKELONG( client.left, client.top ));
 752     }
 753     else WIN_ReleasePtr( wndPtr );
 754
 755     return wasVisible;
 756 }