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 "gdi.h"
  24 #include "ttydrv.h"
  25 #include "win.h"
  26 #include "winpos.h"
  27 #include "wownt32.h"
  28 #include "wine/debug.h"
  29
  30 WINE_DEFAULT_DEBUG_CHANNEL(ttydrv);
  31
  32 #define SWP_AGG_NOGEOMETRYCHANGE \
  33     (SWP_NOSIZE | SWP_NOMOVE | SWP_NOCLIENTSIZE | SWP_NOCLIENTMOVE)
  34 #define SWP_AGG_NOPOSCHANGE \
  35     (SWP_AGG_NOGEOMETRYCHANGE | SWP_NOZORDER)
  36 #define SWP_AGG_STATUSFLAGS \
  37     (SWP_AGG_NOPOSCHANGE | SWP_FRAMECHANGED | SWP_HIDEWINDOW | SWP_SHOWWINDOW)
  38
  39 /**********************************************************************
  40  *              CreateWindow   (TTYDRV.@)
  41  */
  42 BOOL TTYDRV_CreateWindow( HWND hwnd, CREATESTRUCTA *cs, BOOL unicode )
  43 {
  44     BOOL ret;
  45     HWND hwndLinkAfter;
  46     CBT_CREATEWNDA cbtc;
  47
  48 #ifdef WINE_CURSES
  49     WND *wndPtr = WIN_GetPtr( hwnd );
  50     WINDOW *window;
  51     INT cellWidth=8, cellHeight=8; /* FIXME: Hardcoded */
  52
  53     TRACE("(%p)\n", hwnd);
  54
  55     /* Only create top-level windows */
  56     if (!(wndPtr->dwStyle & WS_CHILD))
  57     {
  58         if (!wndPtr->parent)  /* desktop */
  59             window = root_window;
  60         else
  61         {
  62             int x = wndPtr->rectWindow.left;
  63             int y = wndPtr->rectWindow.top;
  64             int cx = wndPtr->rectWindow.right - wndPtr->rectWindow.left;
  65             int cy = wndPtr->rectWindow.bottom - wndPtr->rectWindow.top;
  66
  67             window = subwin( root_window, cy/cellHeight, cx/cellWidth,
  68                              y/cellHeight, x/cellWidth);
  69             werase(window);
  70             wrefresh(window);
  71         }
  72         wndPtr->pDriverData = window;
  73     }
  74     WIN_ReleasePtr( wndPtr );
  75 #else /* defined(WINE_CURSES) */
  76     FIXME("(%x): stub\n", hwnd);
  77 #endif /* defined(WINE_CURSES) */
  78
  79     /* Call the WH_CBT hook */
  80
  81     hwndLinkAfter = ((cs->style & (WS_CHILD|WS_MAXIMIZE)) == WS_CHILD)
  82  ? HWND_BOTTOM : HWND_TOP;
  83
  84     cbtc.lpcs = cs;
  85     cbtc.hwndInsertAfter = hwndLinkAfter;
  86     if (HOOK_CallHooks( WH_CBT, HCBT_CREATEWND, (WPARAM)hwnd, (LPARAM)&cbtc, unicode ))
  87     {
  88         TRACE("CBT-hook returned !0\n");
  89         return FALSE;
  90     }
  91
  92     if (unicode)
  93     {
  94         ret = SendMessageW( hwnd, WM_NCCREATE, 0, (LPARAM)cs );
  95         if (ret) ret = (SendMessageW( hwnd, WM_CREATE, 0, (LPARAM)cs ) != -1);
  96     }
  97     else
  98     {
  99         ret = SendMessageA( hwnd, WM_NCCREATE, 0, (LPARAM)cs );
 100         if (ret) ret = (SendMessageA( hwnd, WM_CREATE, 0, (LPARAM)cs ) != -1);
 101     }
 102     return ret;
 103 }
 104
 105 /***********************************************************************
 106  *              DestroyWindow   (TTYDRV.@)
 107  */
 108 BOOL TTYDRV_DestroyWindow( HWND hwnd )
 109 {
 110 #ifdef WINE_CURSES
 111     WND *wndPtr = WIN_GetPtr( hwnd );
 112     WINDOW *window = wndPtr->pDriverData;
 113
 114     TRACE("(%p)\n", hwnd);
 115
 116     if (window && window != root_window) delwin(window);
 117     wndPtr->pDriverData = NULL;
 118     WIN_ReleasePtr( wndPtr );
 119 #else /* defined(WINE_CURSES) */
 120     FIXME("(%x): stub\n", hwnd);
 121 #endif /* defined(WINE_CURSES) */
 122     return TRUE;
 123 }
 124
 125
 126 /***********************************************************************
 127  *           DCE_GetVisRect
 128  *
 129  * Calculate the visible rectangle of a window (i.e. the client or
 130  * window area clipped by the client area of all ancestors) in the
 131  * corresponding coordinates. Return FALSE if the visible region is empty.
 132  */
 133 static BOOL DCE_GetVisRect( WND *wndPtr, BOOL clientArea, RECT *lprect )
 134 {
 135     *lprect = clientArea ? wndPtr->rectClient : wndPtr->rectWindow;
 136
 137     if (wndPtr->dwStyle & WS_VISIBLE)
 138     {
 139         INT xoffset = lprect->left;
 140         INT yoffset = lprect->top;
 141
 142         while ((wndPtr = WIN_FindWndPtr( GetAncestor(wndPtr->hwndSelf,GA_PARENT) )))
 143         {
 144             if ( (wndPtr->dwStyle & (WS_ICONIC | WS_VISIBLE)) != WS_VISIBLE )
 145             {
 146                 WIN_ReleaseWndPtr(wndPtr);
 147                 goto fail;
 148             }
 149
 150             xoffset += wndPtr->rectClient.left;
 151             yoffset += wndPtr->rectClient.top;
 152             OffsetRect( lprect, wndPtr->rectClient.left,
 153                         wndPtr->rectClient.top );
 154
 155             if( (wndPtr->rectClient.left >= wndPtr->rectClient.right) ||
 156                 (wndPtr->rectClient.top >= wndPtr->rectClient.bottom) ||
 157                 (lprect->left >= wndPtr->rectClient.right) ||
 158                 (lprect->right <= wndPtr->rectClient.left) ||
 159                 (lprect->top >= wndPtr->rectClient.bottom) ||
 160                 (lprect->bottom <= wndPtr->rectClient.top) )
 161             {
 162                 WIN_ReleaseWndPtr(wndPtr);
 163                 goto fail;
 164             }
 165
 166             lprect->left = max( lprect->left, wndPtr->rectClient.left );
 167             lprect->right = min( lprect->right, wndPtr->rectClient.right );
 168             lprect->top = max( lprect->top, wndPtr->rectClient.top );
 169             lprect->bottom = min( lprect->bottom, wndPtr->rectClient.bottom );
 170
 171             WIN_ReleaseWndPtr(wndPtr);
 172         }
 173         OffsetRect( lprect, -xoffset, -yoffset );
 174         return TRUE;
 175     }
 176
 177 fail:
 178     SetRectEmpty( lprect );
 179     return FALSE;
 180 }
 181
 182
 183 /***********************************************************************
 184  *           DCE_AddClipRects
 185  *
 186  * Go through the linked list of windows from pWndStart to pWndEnd,
 187  * adding to the clip region the intersection of the target rectangle
 188  * with an offset window rectangle.
 189  */
 190 static void DCE_AddClipRects( HWND parent, HWND end, HRGN hrgnClip, LPRECT lpRect, int x, int y )
 191 {
 192     RECT rect;
 193     WND *pWnd;
 194     int i;
 195     HWND *list = WIN_ListChildren( parent );
 196     HRGN hrgn = 0;
 197
 198     if (!list) return;
 199     for (i = 0; list[i]; i++)
 200     {
 201         if (list[i] == end) break;
 202         if (!(pWnd = WIN_FindWndPtr( list[i] ))) continue;
 203         if (pWnd->dwStyle & WS_VISIBLE)
 204         {
 205             rect.left = pWnd->rectWindow.left + x;
 206             rect.top = pWnd->rectWindow.top + y;
 207             rect.right = pWnd->rectWindow.right + x;
 208             rect.bottom = pWnd->rectWindow.bottom + y;
 209             if( IntersectRect( &rect, &rect, lpRect ))
 210             {
 211                 if (!hrgn) hrgn = CreateRectRgnIndirect( &rect );
 212                 else SetRectRgn( hrgn, rect.left, rect.top, rect.right, rect.bottom );
 213                 CombineRgn( hrgnClip, hrgnClip, hrgn, RGN_OR );
 214             }
 215         }
 216         WIN_ReleaseWndPtr( pWnd );
 217     }
 218     if (hrgn) DeleteObject( hrgn );
 219     HeapFree( GetProcessHeap(), 0, list );
 220 }
 221
 222
 223 /***********************************************************************
 224  *           DCE_GetVisRgn
 225  *
 226  * Return the visible region of a window, i.e. the client or window area
 227  * clipped by the client area of all ancestors, and then optionally
 228  * by siblings and children.
 229  */
 230 static HRGN DCE_GetVisRgn( HWND hwnd, WORD flags, HWND hwndChild, WORD cflags )
 231 {
 232     HRGN hrgnVis = 0;
 233     RECT rect;
 234     WND *wndPtr = WIN_FindWndPtr( hwnd );
 235     WND *childWnd = WIN_FindWndPtr( hwndChild );
 236
 237     /* Get visible rectangle and create a region with it. */
 238
 239     if (wndPtr && DCE_GetVisRect(wndPtr, !(flags & DCX_WINDOW), &rect))
 240     {
 241         if((hrgnVis = CreateRectRgnIndirect( &rect )))
 242         {
 243             HRGN hrgnClip = CreateRectRgn( 0, 0, 0, 0 );
 244             INT xoffset, yoffset;
 245
 246             if( hrgnClip )
 247             {
 248                 /* Compute obscured region for the visible rectangle by
 249                  * clipping children, siblings, and ancestors. Note that
 250                  * DCE_GetVisRect() returns a rectangle either in client
 251                  * or in window coordinates (for DCX_WINDOW request). */
 252
 253                 if (flags & DCX_CLIPCHILDREN)
 254                 {
 255                     if( flags & DCX_WINDOW )
 256                     {
 257                         /* adjust offsets since child window rectangles are
 258                          * in client coordinates */
 259
 260                         xoffset = wndPtr->rectClient.left - wndPtr->rectWindow.left;
 261                         yoffset = wndPtr->rectClient.top - wndPtr->rectWindow.top;
 262                     }
 263                     else
 264                         xoffset = yoffset = 0;
 265
 266                     DCE_AddClipRects( wndPtr->hwndSelf, 0, hrgnClip, &rect, xoffset, yoffset );
 267                 }
 268
 269                 /* We may need to clip children of child window, if a window with PARENTDC
 270                  * class style and CLIPCHILDREN window style (like in Free Agent 16
 271                  * preference dialogs) gets here, we take the region for the parent window
 272                  * but apparently still need to clip the children of the child window... */
 273
 274                 if( (cflags & DCX_CLIPCHILDREN) && childWnd)
 275                 {
 276                     if( flags & DCX_WINDOW )
 277                     {
 278                         /* adjust offsets since child window rectangles are
 279                          * in client coordinates */
 280
 281                         xoffset = wndPtr->rectClient.left - wndPtr->rectWindow.left;
 282                         yoffset = wndPtr->rectClient.top - wndPtr->rectWindow.top;
 283                     }
 284                     else
 285                         xoffset = yoffset = 0;
 286
 287                     /* client coordinates of child window */
 288                     xoffset += childWnd->rectClient.left;
 289                     yoffset += childWnd->rectClient.top;
 290
 291                     DCE_AddClipRects( childWnd->hwndSelf, 0, hrgnClip,
 292                                       &rect, xoffset, yoffset );
 293                 }
 294
 295                 /* sibling window rectangles are in client
 296                  * coordinates of the parent window */
 297
 298                 if (flags & DCX_WINDOW)
 299                 {
 300                     xoffset = -wndPtr->rectWindow.left;
 301                     yoffset = -wndPtr->rectWindow.top;
 302                 }
 303                 else
 304                 {
 305                     xoffset = -wndPtr->rectClient.left;
 306                     yoffset = -wndPtr->rectClient.top;
 307                 }
 308
 309                 if (flags & DCX_CLIPSIBLINGS && wndPtr->parent )
 310                     DCE_AddClipRects( wndPtr->parent, wndPtr->hwndSelf,
 311                                       hrgnClip, &rect, xoffset, yoffset );
 312
 313                 /* Clip siblings of all ancestors that have the
 314                  * WS_CLIPSIBLINGS style
 315                  */
 316
 317                 while (wndPtr->parent)
 318                 {
 319                     WND *ptr = WIN_FindWndPtr( wndPtr->parent );
 320                     WIN_ReleaseWndPtr( wndPtr );
 321                     wndPtr = ptr;
 322                     xoffset -= wndPtr->rectClient.left;
 323                     yoffset -= wndPtr->rectClient.top;
 324                     if(wndPtr->dwStyle & WS_CLIPSIBLINGS && wndPtr->parent)
 325                     {
 326                         DCE_AddClipRects( wndPtr->parent, wndPtr->hwndSelf,
 327                                           hrgnClip, &rect, xoffset, yoffset );
 328                     }
 329                 }
 330
 331                 /* Now once we've got a jumbo clip region we have
 332                  * to substract it from the visible rectangle.
 333                  */
 334                 CombineRgn( hrgnVis, hrgnVis, hrgnClip, RGN_DIFF );
 335                 DeleteObject( hrgnClip );
 336             }
 337             else
 338             {
 339                 DeleteObject( hrgnVis );
 340                 hrgnVis = 0;
 341             }
 342         }
 343     }
 344     else
 345         hrgnVis = CreateRectRgn(0, 0, 0, 0); /* empty */
 346     WIN_ReleaseWndPtr(wndPtr);
 347     WIN_ReleaseWndPtr(childWnd);
 348     return hrgnVis;
 349 }
 350
 351
 352 /***********************************************************************
 353  *              GetDC   (TTYDRV.@)
 354  *
 355  * Set the drawable, origin and dimensions for the DC associated to
 356  * a given window.
 357  */
 358 BOOL TTYDRV_GetDC( HWND hwnd, HDC hdc, HRGN hrgn, DWORD flags )
 359 {
 360     WND *wndPtr = WIN_FindWndPtr(hwnd);
 361     HRGN hrgnVisible = 0;
 362     POINT org;
 363
 364     if (!wndPtr) return FALSE;
 365
 366     if(flags & DCX_WINDOW)
 367     {
 368         org.x = wndPtr->rectWindow.left;
 369         org.y = wndPtr->rectWindow.top;
 370     }
 371     else
 372     {
 373         org.x = wndPtr->rectClient.left;
 374         org.y = wndPtr->rectClient.top;
 375     }
 376
 377     SetDCOrg16( HDC_16(hdc), org.x, org.y );
 378
 379     if (SetHookFlags16( HDC_16(hdc), DCHF_VALIDATEVISRGN ))  /* DC was dirty */
 380     {
 381         if (flags & DCX_PARENTCLIP)
 382         {
 383             WND *parentPtr = WIN_FindWndPtr( wndPtr->parent );
 384
 385             if( wndPtr->dwStyle & WS_VISIBLE && !(parentPtr->dwStyle & WS_MINIMIZE) )
 386             {
 387                 DWORD dcxFlags;
 388
 389                 if( parentPtr->dwStyle & WS_CLIPSIBLINGS )
 390                     dcxFlags = DCX_CLIPSIBLINGS | (flags & ~(DCX_CLIPCHILDREN | DCX_WINDOW));
 391                 else
 392                     dcxFlags = flags & ~(DCX_CLIPSIBLINGS | DCX_CLIPCHILDREN | DCX_WINDOW);
 393
 394                 hrgnVisible = DCE_GetVisRgn( parentPtr->hwndSelf, dcxFlags,
 395                                              wndPtr->hwndSelf, flags );
 396                 if( flags & DCX_WINDOW )
 397                     OffsetRgn( hrgnVisible, -wndPtr->rectWindow.left,
 398                                -wndPtr->rectWindow.top );
 399                 else
 400                     OffsetRgn( hrgnVisible, -wndPtr->rectClient.left,
 401                                -wndPtr->rectClient.top );
 402             }
 403             else
 404                 hrgnVisible = CreateRectRgn( 0, 0, 0, 0 );
 405             WIN_ReleaseWndPtr(parentPtr);
 406         }
 407         else
 408         {
 409             hrgnVisible = DCE_GetVisRgn( hwnd, flags, 0, 0 );
 410             OffsetRgn( hrgnVisible, org.x, org.y );
 411         }
 412         SelectVisRgn16( HDC_16(hdc), HRGN_16(hrgnVisible) );
 413     }
 414
 415     /* apply additional region operation (if any) */
 416
 417     if( flags & (DCX_EXCLUDERGN | DCX_INTERSECTRGN) )
 418     {
 419         if( !hrgnVisible ) hrgnVisible = CreateRectRgn( 0, 0, 0, 0 );
 420
 421         TRACE("\tsaved VisRgn, clipRgn = %p\n", hrgn);
 422
 423         SaveVisRgn16( HDC_16(hdc) );
 424         CombineRgn( hrgnVisible, hrgn, 0, RGN_COPY );
 425         OffsetRgn( hrgnVisible, org.x, org.y );
 426         CombineRgn( hrgnVisible, HRGN_32(InquireVisRgn16(HDC_16(hdc))), hrgnVisible,
 427                       (flags & DCX_INTERSECTRGN) ? RGN_AND : RGN_DIFF );
 428         SelectVisRgn16(HDC_16(hdc), HRGN_16(hrgnVisible));
 429     }
 430
 431     if (hrgnVisible) DeleteObject( hrgnVisible );
 432
 433     WIN_ReleaseWndPtr( wndPtr );
 434     return TRUE;
 435 }
 436
 437
 438 /***********************************************************************
 439  *              SetWindowPos   (TTYDRV.@)
 440  */
 441 BOOL TTYDRV_SetWindowPos( WINDOWPOS *winpos )
 442 {
 443     WND *wndPtr;
 444     RECT newWindowRect, newClientRect;
 445     BOOL retvalue;
 446     HWND hwndActive = GetForegroundWindow();
 447
 448     TRACE( "hwnd %p, swp (%i,%i)-(%i,%i) flags %08x\n",
 449            winpos->hwnd, winpos->x, winpos->y,
 450            winpos->x + winpos->cx, winpos->y + winpos->cy, winpos->flags);
 451
 452     /* ------------------------------------------------------------------------ CHECKS */
 453
 454       /* Check window handle */
 455
 456     if (winpos->hwnd == GetDesktopWindow()) return FALSE;
 457     if (!(wndPtr = WIN_FindWndPtr( winpos->hwnd ))) return FALSE;
 458
 459     TRACE("\tcurrent (%i,%i)-(%i,%i), style %08x\n",
 460           wndPtr->rectWindow.left, wndPtr->rectWindow.top,
 461           wndPtr->rectWindow.right, wndPtr->rectWindow.bottom, (unsigned)wndPtr->dwStyle );
 462
 463     /* Fix redundant flags */
 464
 465     if(wndPtr->dwStyle & WS_VISIBLE)
 466         winpos->flags &= ~SWP_SHOWWINDOW;
 467     else
 468     {
 469         if (!(winpos->flags & SWP_SHOWWINDOW)) winpos->flags |= SWP_NOREDRAW;
 470         winpos->flags &= ~SWP_HIDEWINDOW;
 471     }
 472
 473     if ( winpos->cx < 0 ) winpos->cx = 0;
 474     if ( winpos->cy < 0 ) winpos->cy = 0;
 475
 476     if ((wndPtr->rectWindow.right - wndPtr->rectWindow.left == winpos->cx) &&
 477         (wndPtr->rectWindow.bottom - wndPtr->rectWindow.top == winpos->cy))
 478         winpos->flags |= SWP_NOSIZE;    /* Already the right size */
 479
 480     if ((wndPtr->rectWindow.left == winpos->x) && (wndPtr->rectWindow.top == winpos->y))
 481         winpos->flags |= SWP_NOMOVE;    /* Already the right position */
 482
 483     if (winpos->hwnd == hwndActive)
 484         winpos->flags |= SWP_NOACTIVATE;   /* Already active */
 485     else if ( (wndPtr->dwStyle & (WS_POPUP | WS_CHILD)) != WS_CHILD )
 486     {
 487         if(!(winpos->flags & SWP_NOACTIVATE)) /* Bring to the top when activating */
 488         {
 489             winpos->flags &= ~SWP_NOZORDER;
 490             winpos->hwndInsertAfter = HWND_TOP;
 491             goto Pos;
 492         }
 493     }
 494
 495     /* Check hwndInsertAfter */
 496
 497       /* FIXME: TOPMOST not supported yet */
 498     if ((winpos->hwndInsertAfter == HWND_TOPMOST) ||
 499         (winpos->hwndInsertAfter == HWND_NOTOPMOST)) winpos->hwndInsertAfter = HWND_TOP;
 500
 501     /* hwndInsertAfter must be a sibling of the window */
 502     if ((winpos->hwndInsertAfter != HWND_TOP) && (winpos->hwndInsertAfter != HWND_BOTTOM))
 503     {
 504         WND* wnd = WIN_FindWndPtr(winpos->hwndInsertAfter);
 505
 506         if( wnd ) {
 507             if( wnd->parent != wndPtr->parent )
 508             {
 509                 retvalue = FALSE;
 510                 WIN_ReleaseWndPtr(wnd);
 511                 goto END;
 512             }
 513             /* don't need to change the Zorder of hwnd if it's already inserted
 514              * after hwndInsertAfter or when inserting hwnd after itself.
 515              */
 516             if ((winpos->hwnd == winpos->hwndInsertAfter) ||
 517                 (winpos->hwnd == GetWindow( winpos->hwndInsertAfter, GW_HWNDNEXT )))
 518                 winpos->flags |= SWP_NOZORDER;
 519         }
 520         WIN_ReleaseWndPtr(wnd);
 521     }
 522
 523  Pos:  /* ------------------------------------------------------------------------ MAIN part */
 524
 525       /* Send WM_WINDOWPOSCHANGING message */
 526
 527     if (!(winpos->flags & SWP_NOSENDCHANGING))
 528         SendMessageA( wndPtr->hwndSelf, WM_WINDOWPOSCHANGING, 0, (LPARAM)winpos );
 529
 530       /* Calculate new position and size */
 531
 532     newWindowRect = wndPtr->rectWindow;
 533     newClientRect = (wndPtr->dwStyle & WS_MINIMIZE) ? wndPtr->rectWindow
 534                                                     : wndPtr->rectClient;
 535
 536     if (!(winpos->flags & SWP_NOSIZE))
 537     {
 538         newWindowRect.right  = newWindowRect.left + winpos->cx;
 539         newWindowRect.bottom = newWindowRect.top + winpos->cy;
 540     }
 541     if (!(winpos->flags & SWP_NOMOVE))
 542     {
 543         newWindowRect.left    = winpos->x;
 544         newWindowRect.top     = winpos->y;
 545         newWindowRect.right  += winpos->x - wndPtr->rectWindow.left;
 546         newWindowRect.bottom += winpos->y - wndPtr->rectWindow.top;
 547
 548         OffsetRect( &newClientRect, winpos->x - wndPtr->rectWindow.left,
 549                     winpos->y - wndPtr->rectWindow.top );
 550     }
 551
 552     if( winpos->hwndInsertAfter == HWND_TOP )
 553     {
 554         if (GetWindow( wndPtr->hwndSelf, GW_HWNDFIRST ) == wndPtr->hwndSelf)
 555             winpos->flags |= SWP_NOZORDER;
 556     }
 557     else
 558         if( winpos->hwndInsertAfter == HWND_BOTTOM )
 559         {
 560             if (!GetWindow( wndPtr->hwndSelf, GW_HWNDNEXT ))
 561                 winpos->flags |= SWP_NOZORDER;
 562         }
 563         else
 564             if( !(winpos->flags & SWP_NOZORDER) )
 565                 if( GetWindow(winpos->hwndInsertAfter, GW_HWNDNEXT) == wndPtr->hwndSelf )
 566                     winpos->flags |= SWP_NOZORDER;
 567
 568     /* Common operations */
 569
 570       /* Send WM_NCCALCSIZE message to get new client area */
 571     if( (winpos->flags & (SWP_FRAMECHANGED | SWP_NOSIZE)) != SWP_NOSIZE )
 572     {
 573         NCCALCSIZE_PARAMS params;
 574         WINDOWPOS winposCopy;
 575
 576         params.rgrc[0] = newWindowRect;
 577         params.rgrc[1] = wndPtr->rectWindow;
 578         params.rgrc[2] = wndPtr->rectClient;
 579         params.lppos = &winposCopy;
 580         winposCopy = *winpos;
 581
 582         SendMessageW( winpos->hwnd, WM_NCCALCSIZE, TRUE, (LPARAM)&params );
 583
 584         TRACE( "%d,%d-%d,%d\n", params.rgrc[0].left, params.rgrc[0].top,
 585                params.rgrc[0].right, params.rgrc[0].bottom );
 586
 587         /* If the application send back garbage, ignore it */
 588         if (params.rgrc[0].left <= params.rgrc[0].right &&
 589             params.rgrc[0].top <= params.rgrc[0].bottom)
 590             newClientRect = params.rgrc[0];
 591
 592          /* FIXME: WVR_ALIGNxxx */
 593
 594         if( newClientRect.left != wndPtr->rectClient.left ||
 595             newClientRect.top != wndPtr->rectClient.top )
 596             winpos->flags &= ~SWP_NOCLIENTMOVE;
 597
 598         if( (newClientRect.right - newClientRect.left !=
 599              wndPtr->rectClient.right - wndPtr->rectClient.left) ||
 600             (newClientRect.bottom - newClientRect.top !=
 601              wndPtr->rectClient.bottom - wndPtr->rectClient.top) )
 602             winpos->flags &= ~SWP_NOCLIENTSIZE;
 603     }
 604
 605     if(!(winpos->flags & SWP_NOZORDER) && winpos->hwnd != winpos->hwndInsertAfter)
 606     {
 607         HWND parent = GetAncestor( winpos->hwnd, GA_PARENT );
 608         if (parent) WIN_LinkWindow( winpos->hwnd, parent, winpos->hwndInsertAfter );
 609     }
 610
 611     /* FIXME: actually do something with WVR_VALIDRECTS */
 612
 613     WIN_SetRectangles( winpos->hwnd, &newWindowRect, &newClientRect );
 614
 615     if( winpos->flags & SWP_SHOWWINDOW )
 616         WIN_SetStyle( winpos->hwnd, wndPtr->dwStyle | WS_VISIBLE );
 617     else if( winpos->flags & SWP_HIDEWINDOW )
 618         WIN_SetStyle( winpos->hwnd, wndPtr->dwStyle & ~WS_VISIBLE );
 619
 620     /* ------------------------------------------------------------------------ FINAL */
 621
 622     /* repaint invalidated region (if any)
 623      *
 624      * FIXME: if SWP_NOACTIVATE is not set then set invalid regions here without any painting
 625      *        and force update after ChangeActiveWindow() to avoid painting frames twice.
 626      */
 627
 628     if( !(winpos->flags & SWP_NOREDRAW) )
 629     {
 630         RedrawWindow( wndPtr->parent, NULL, 0,
 631                       RDW_ERASE | RDW_INVALIDATE | RDW_ALLCHILDREN );
 632         if (wndPtr->parent == GetDesktopWindow())
 633             RedrawWindow( wndPtr->parent, NULL, 0,
 634                           RDW_ERASENOW | RDW_NOCHILDREN );
 635     }
 636
 637     if (!(winpos->flags & SWP_NOACTIVATE)) SetActiveWindow( winpos->hwnd );
 638
 639       /* And last, send the WM_WINDOWPOSCHANGED message */
 640
 641     TRACE("\tstatus flags = %04x\n", winpos->flags & SWP_AGG_STATUSFLAGS);
 642
 643     if ((((winpos->flags & SWP_AGG_STATUSFLAGS) != SWP_AGG_NOPOSCHANGE) &&
 644           !(winpos->flags & SWP_NOSENDCHANGING)) )
 645         SendMessageA( winpos->hwnd, WM_WINDOWPOSCHANGED, 0, (LPARAM)winpos );
 646
 647     retvalue = TRUE;
 648  END:
 649     WIN_ReleaseWndPtr(wndPtr);
 650     return retvalue;
 651 }
 652
 653
 654 /***********************************************************************
 655  *              WINPOS_MinMaximize   (internal)
 656  *
 657  *Lifted from x11 driver
 658  */
 659 static UINT WINPOS_MinMaximize( HWND hwnd, UINT cmd, LPRECT rect )
 660 {
 661     UINT swpFlags = 0;
 662     WINDOWPLACEMENT wpl;
 663
 664     TRACE("%p %u\n", hwnd, cmd );
 665     FIXME("(%p): stub\n", hwnd);
 666
 667     wpl.length = sizeof(wpl);
 668     GetWindowPlacement( hwnd, &wpl );
 669
 670     /* If I glark this right, yields an immutable window*/
 671     swpFlags = SWP_NOSIZE | SWP_NOMOVE;
 672
 673     /*cmd handling goes here.  see dlls/x1drv/winpos.c*/
 674
 675     return swpFlags;
 676 }
 677
 678 /***********************************************************************
 679  *              ShowWindow   (TTYDRV.@)
 680  *
 681  *Lifted from x11 driver
 682  *Sets the specified windows' show state.
 683  */
 684 BOOL TTYDRV_ShowWindow( HWND hwnd, INT cmd )
 685 {
 686     WND*        wndPtr = WIN_FindWndPtr( hwnd );
 687     BOOL        wasVisible, showFlag;
 688     RECT        newPos = {0, 0, 0, 0};
 689     UINT        swp = 0;
 690
 691     if (!wndPtr) return FALSE;
 692     hwnd = wndPtr->hwndSelf;  /* make it a full handle */
 693
 694     TRACE("hwnd=%p, cmd=%d\n", hwnd, cmd);
 695
 696     wasVisible = (wndPtr->dwStyle & WS_VISIBLE) != 0;
 697
 698     switch(cmd)
 699     {
 700         case SW_HIDE:
 701             if (!wasVisible) goto END;
 702             swp |= SWP_HIDEWINDOW | SWP_NOSIZE | SWP_NOMOVE |
 703                         SWP_NOACTIVATE | SWP_NOZORDER;
 704             break;
 705
 706         case SW_SHOWMINNOACTIVE:
 707             swp |= SWP_NOACTIVATE | SWP_NOZORDER;
 708             /* fall through */
 709         case SW_SHOWMINIMIZED:
 710             swp |= SWP_SHOWWINDOW;
 711             /* fall through */
 712         case SW_MINIMIZE:
 713             swp |= SWP_FRAMECHANGED;
 714             if( !(wndPtr->dwStyle & WS_MINIMIZE) )
 715                  swp |= WINPOS_MinMaximize( hwnd, SW_MINIMIZE, &newPos );
 716             else swp |= SWP_NOSIZE | SWP_NOMOVE;
 717             break;
 718
 719         case SW_SHOWMAXIMIZED: /* same as SW_MAXIMIZE */
 720             swp |= SWP_SHOWWINDOW | SWP_FRAMECHANGED;
 721             if( !(wndPtr->dwStyle & WS_MAXIMIZE) )
 722                  swp |= WINPOS_MinMaximize( hwnd, SW_MAXIMIZE, &newPos );
 723             else swp |= SWP_NOSIZE | SWP_NOMOVE;
 724             break;
 725
 726         case SW_SHOWNA:
 727             swp |= SWP_NOACTIVATE | SWP_NOZORDER;
 728             /* fall through */
 729         case SW_SHOW:
 730             swp |= SWP_SHOWWINDOW | SWP_NOSIZE | SWP_NOMOVE;
 731
 732             /*
 733              * ShowWindow has a little peculiar behavior that if the
 734              * window is already the topmost window, it will not
 735              * activate it.
 736              */
 737             if (GetTopWindow((HWND)0)==hwnd && (wasVisible || GetActiveWindow() == hwnd))
 738               swp |= SWP_NOACTIVATE;
 739
 740             break;
 741
 742         case SW_SHOWNOACTIVATE:
 743             swp |= SWP_NOZORDER;
 744             if (GetActiveWindow()) swp |= SWP_NOACTIVATE;
 745             /* fall through */
 746         case SW_SHOWNORMAL:  /* same as SW_NORMAL: */
 747         case SW_SHOWDEFAULT: /* FIXME: should have its own handler */
 748         case SW_RESTORE:
 749             swp |= SWP_SHOWWINDOW | SWP_FRAMECHANGED;
 750
 751             if( wndPtr->dwStyle & (WS_MINIMIZE | WS_MAXIMIZE) )
 752                  swp |= WINPOS_MinMaximize( hwnd, SW_RESTORE, &newPos );
 753             else swp |= SWP_NOSIZE | SWP_NOMOVE;
 754             break;
 755     }
 756
 757     showFlag = (cmd != SW_HIDE);
 758     if (showFlag != wasVisible)
 759     {
 760         SendMessageA( hwnd, WM_SHOWWINDOW, showFlag, 0 );
 761         if (!IsWindow( hwnd )) goto END;
 762     }
 763
 764     /* We can't activate a child window */
 765     if ((wndPtr->dwStyle & WS_CHILD) &&
 766         !(wndPtr->dwExStyle & WS_EX_MDICHILD))
 767         swp |= SWP_NOACTIVATE | SWP_NOZORDER;
 768
 769     SetWindowPos( hwnd, HWND_TOP, newPos.left, newPos.top,
 770                   newPos.right, newPos.bottom, LOWORD(swp) );
 771     if (cmd == SW_HIDE)
 772     {
 773         /* FIXME: This will cause the window to be activated irrespective
 774          * of whether it is owned by the same thread. Has to be done
 775          * asynchronously.
 776          */
 777
 778         if (hwnd == GetActiveWindow())
 779             WINPOS_ActivateOtherWindow(hwnd);
 780
 781         /* Revert focus to parent */
 782         if (hwnd == GetFocus() || IsChild(hwnd, GetFocus()))
 783             SetFocus( GetParent(hwnd) );
 784     }
 785     if (!IsWindow( hwnd )) goto END;
 786     else if( wndPtr->dwStyle & WS_MINIMIZE ) WINPOS_ShowIconTitle( hwnd, TRUE );
 787
 788     if (wndPtr->flags & WIN_NEED_SIZE)
 789     {
 790         /* should happen only in CreateWindowEx() */
 791         int wParam = SIZE_RESTORED;
 792
 793         wndPtr->flags &= ~WIN_NEED_SIZE;
 794         if (wndPtr->dwStyle & WS_MAXIMIZE) wParam = SIZE_MAXIMIZED;
 795         else if (wndPtr->dwStyle & WS_MINIMIZE) wParam = SIZE_MINIMIZED;
 796         SendMessageA( hwnd, WM_SIZE, wParam,
 797                      MAKELONG(wndPtr->rectClient.right-wndPtr->rectClient.left,
 798                             wndPtr->rectClient.bottom-wndPtr->rectClient.top));
 799         SendMessageA( hwnd, WM_MOVE, 0,
 800                    MAKELONG(wndPtr->rectClient.left, wndPtr->rectClient.top) );
 801     }
 802
 803 END:
 804     WIN_ReleaseWndPtr(wndPtr);
 805     return wasVisible;
 806 }