windows/defwnd.c

   1 /*
   2  * Default window procedure
   3  *
   4  * Copyright 1993, 1996 Alexandre Julliard
   5  *           1995 Alex Korobka
   6  */
   7
   8 #include <string.h>
   9
  10 #include "class.h"
  11 #include "win.h"
  12 #include "user.h"
  13 #include "heap.h"
  14 #include "nonclient.h"
  15 #include "winpos.h"
  16 #include "dce.h"
  17 #include "debugtools.h"
  18 #include "spy.h"
  19 #include "tweak.h"
  20 #include "cache.h"
  21 #include "windef.h"
  22 #include "wingdi.h"
  23 #include "wine/winuser16.h"
  24
  25 DEFAULT_DEBUG_CHANNEL(win)
  26
  27   /* bits in the dwKeyData */
  28 #define KEYDATA_ALT             0x2000
  29 #define KEYDATA_PREVSTATE       0x4000
  30
  31 static short iF10Key = 0;
  32 static short iMenuSysKey = 0;
  33
  34 /***********************************************************************
  35  *           DEFWND_HandleWindowPosChanged
  36  *
  37  * Handle the WM_WINDOWPOSCHANGED message.
  38  */
  39 static void DEFWND_HandleWindowPosChanged( WND *wndPtr, UINT flags )
  40 {
  41     WPARAM16 wp = SIZE_RESTORED;
  42
  43     if (!(flags & SWP_NOCLIENTMOVE))
  44         SendMessage16( wndPtr->hwndSelf, WM_MOVE, 0,
  45                     MAKELONG(wndPtr->rectClient.left, wndPtr->rectClient.top));
  46     if (!(flags & SWP_NOCLIENTSIZE))
  47     {
  48         if (wndPtr->dwStyle & WS_MAXIMIZE) wp = SIZE_MAXIMIZED;
  49         else if (wndPtr->dwStyle & WS_MINIMIZE) wp = SIZE_MINIMIZED;
  50
  51         SendMessage16( wndPtr->hwndSelf, WM_SIZE, wp,
  52                      MAKELONG(wndPtr->rectClient.right-wndPtr->rectClient.left,
  53                             wndPtr->rectClient.bottom-wndPtr->rectClient.top));
  54     }
  55 }
  56
  57
  58 /***********************************************************************
  59  *           DEFWND_SetText
  60  *
  61  * Set the window text.
  62  */
  63 void DEFWND_SetText( WND *wndPtr, LPCSTR text )
  64 {
  65     if (!text) text = "";
  66     if (wndPtr->text) HeapFree( SystemHeap, 0, wndPtr->text );
  67     wndPtr->text = HEAP_strdupA( SystemHeap, 0, text );
  68     wndPtr->pDriver->pSetText(wndPtr, wndPtr->text);
  69 }
  70
  71 /***********************************************************************
  72  *           DEFWND_ControlColor
  73  *
  74  * Default colors for control painting.
  75  */
  76 HBRUSH DEFWND_ControlColor( HDC hDC, UINT16 ctlType )
  77 {
  78     if( ctlType == CTLCOLOR_SCROLLBAR)
  79     {
  80         HBRUSH hb = GetSysColorBrush(COLOR_SCROLLBAR);
  81         if (TWEAK_WineLook == WIN31_LOOK) {
  82            SetTextColor( hDC, RGB(0, 0, 0) );
  83            SetBkColor( hDC, RGB(255, 255, 255) );
  84         } else {
  85            COLORREF bk = GetSysColor(COLOR_3DHILIGHT);
  86            SetTextColor( hDC, GetSysColor(COLOR_3DFACE));
  87            SetBkColor( hDC, bk);
  88
  89            /* if COLOR_WINDOW happens to be the same as COLOR_3DHILIGHT
  90             * we better use 0x55aa bitmap brush to make scrollbar's background
  91             * look different from the window background.
  92             */
  93            if (bk == GetSysColor(COLOR_WINDOW)) {
  94                return CACHE_GetPattern55AABrush();
  95            }
  96         }
  97         UnrealizeObject( hb );
  98         return hb;
  99     }
 100
 101     SetTextColor( hDC, GetSysColor(COLOR_WINDOWTEXT));
 102
 103     if (TWEAK_WineLook > WIN31_LOOK) {
 104         if ((ctlType == CTLCOLOR_EDIT) || (ctlType == CTLCOLOR_LISTBOX))
 105             SetBkColor( hDC, GetSysColor(COLOR_WINDOW) );
 106         else {
 107             SetBkColor( hDC, GetSysColor(COLOR_3DFACE) );
 108             return GetSysColorBrush(COLOR_3DFACE);
 109         }
 110     }
 111     else
 112         SetBkColor( hDC, GetSysColor(COLOR_WINDOW) );
 113     return GetSysColorBrush(COLOR_WINDOW);
 114 }
 115
 116
 117 /***********************************************************************
 118  *           DEFWND_SetRedraw
 119  */
 120 static void DEFWND_SetRedraw( WND* wndPtr, WPARAM wParam )
 121 {
 122     BOOL bVisible = wndPtr->dwStyle & WS_VISIBLE;
 123
 124     TRACE("%04x %i\n", wndPtr->hwndSelf, (wParam!=0) );
 125
 126     if( wParam )
 127     {
 128         if( !bVisible )
 129         {
 130             wndPtr->dwStyle |= WS_VISIBLE;
 131             DCE_InvalidateDCE( wndPtr, &wndPtr->rectWindow );
 132         }
 133     }
 134     else if( bVisible )
 135     {
 136         if( wndPtr->dwStyle & WS_MINIMIZE ) wParam = RDW_VALIDATE;
 137         else wParam = RDW_ALLCHILDREN | RDW_VALIDATE;
 138
 139         PAINT_RedrawWindow( wndPtr->hwndSelf, NULL, 0, wParam, 0 );
 140         DCE_InvalidateDCE( wndPtr, &wndPtr->rectWindow );
 141         wndPtr->dwStyle &= ~WS_VISIBLE;
 142     }
 143 }
 144
 145 /***********************************************************************
 146  *           DEFWND_Print
 147  *
 148  * This method handles the default behavior for the WM_PRINT message.
 149  */
 150 static void DEFWND_Print(
 151   WND*  wndPtr,
 152   HDC   hdc,
 153   ULONG uFlags)
 154 {
 155   /*
 156    * Visibility flag.
 157    */
 158   if ( (uFlags & PRF_CHECKVISIBLE) &&
 159        !IsWindowVisible(wndPtr->hwndSelf) )
 160       return;
 161
 162   /*
 163    * Unimplemented flags.
 164    */
 165   if ( (uFlags & PRF_CHILDREN) ||
 166        (uFlags & PRF_OWNED)    ||
 167        (uFlags & PRF_NONCLIENT) )
 168   {
 169     WARN("WM_PRINT message with unsupported flags\n");
 170   }
 171
 172   /*
 173    * Background
 174    */
 175   if ( uFlags & PRF_ERASEBKGND)
 176     SendMessageA(wndPtr->hwndSelf, WM_ERASEBKGND, (WPARAM)hdc, 0);
 177
 178   /*
 179    * Client area
 180    */
 181   if ( uFlags & PRF_CLIENT)
 182     SendMessageA(wndPtr->hwndSelf, WM_PRINTCLIENT, (WPARAM)hdc, PRF_CLIENT);
 183 }
 184
 185 /***********************************************************************
 186  *           DEFWND_DefWinProc
 187  *
 188  * Default window procedure for messages that are the same in Win16 and Win32.
 189  */
 190 static LRESULT DEFWND_DefWinProc( WND *wndPtr, UINT msg, WPARAM wParam,
 191                                   LPARAM lParam )
 192 {
 193     switch(msg)
 194     {
 195     case WM_NCPAINT:
 196         return NC_HandleNCPaint( wndPtr->hwndSelf, (HRGN)wParam );
 197
 198     case WM_NCHITTEST:
 199         return NC_HandleNCHitTest( wndPtr->hwndSelf, MAKEPOINT16(lParam) );
 200
 201     case WM_NCLBUTTONDOWN:
 202         return NC_HandleNCLButtonDown( wndPtr, wParam, lParam );
 203
 204     case WM_LBUTTONDBLCLK:
 205     case WM_NCLBUTTONDBLCLK:
 206         return NC_HandleNCLButtonDblClk( wndPtr, wParam, lParam );
 207
 208     case WM_RBUTTONUP:
 209     case WM_NCRBUTTONUP:
 210         if ((wndPtr->flags & WIN_ISWIN32) || (TWEAK_WineLook > WIN31_LOOK))
 211         {
 212             ClientToScreen16(wndPtr->hwndSelf, (LPPOINT16)&lParam);
 213             SendMessageA( wndPtr->hwndSelf, WM_CONTEXTMENU,
 214                             wndPtr->hwndSelf, lParam);
 215         }
 216         break;
 217
 218     case WM_CONTEXTMENU:
 219         if( wndPtr->dwStyle & WS_CHILD )
 220             SendMessageA( wndPtr->parent->hwndSelf, msg, wParam, lParam );
 221         else if (wndPtr->hSysMenu)
 222         {
 223             LONG hitcode;
 224             POINT16 pt = MAKEPOINT16(lParam);
 225
 226             ScreenToClient16(wndPtr->hwndSelf, &pt);
 227             hitcode = NC_HandleNCHitTest(wndPtr->hwndSelf, pt);
 228
 229             /* Track system popup if click was in the caption area. */
 230             if (hitcode==HTCAPTION || hitcode==HTSYSMENU)
 231                 TrackPopupMenu(GetSystemMenu(wndPtr->hwndSelf, FALSE),
 232                                TPM_LEFTBUTTON | TPM_RIGHTBUTTON,
 233                                pt.x, pt.y, 0, wndPtr->hwndSelf, NULL);
 234         }
 235         break;
 236
 237     case WM_NCACTIVATE:
 238         return NC_HandleNCActivate( wndPtr, wParam );
 239
 240     case WM_NCDESTROY:
 241         if (wndPtr->text) HeapFree( SystemHeap, 0, wndPtr->text );
 242         wndPtr->text = NULL;
 243         if (wndPtr->pVScroll) HeapFree( SystemHeap, 0, wndPtr->pVScroll );
 244         if (wndPtr->pHScroll) HeapFree( SystemHeap, 0, wndPtr->pHScroll );
 245         wndPtr->pVScroll = wndPtr->pHScroll = NULL;
 246         return 0;
 247
 248     case WM_PRINT:
 249         DEFWND_Print(wndPtr, (HDC)wParam, lParam);
 250         return 0;
 251
 252     case WM_PAINTICON:
 253     case WM_PAINT:
 254         {
 255             PAINTSTRUCT16 ps;
 256             HDC16 hdc = BeginPaint16( wndPtr->hwndSelf, &ps );
 257             if( hdc )
 258             {
 259               if( (wndPtr->dwStyle & WS_MINIMIZE) && wndPtr->class->hIcon )
 260               {
 261                 int x = (wndPtr->rectWindow.right - wndPtr->rectWindow.left -
 262                         GetSystemMetrics(SM_CXICON))/2;
 263                 int y = (wndPtr->rectWindow.bottom - wndPtr->rectWindow.top -
 264                         GetSystemMetrics(SM_CYICON))/2;
 265                 TRACE("Painting class icon: vis rect=(%i,%i - %i,%i)\n",
 266                 ps.rcPaint.left, ps.rcPaint.top, ps.rcPaint.right, ps.rcPaint.bottom );
 267                 DrawIcon( hdc, x, y, wndPtr->class->hIcon );
 268               }
 269               EndPaint16( wndPtr->hwndSelf, &ps );
 270             }
 271             return 0;
 272         }
 273
 274     case WM_SETREDRAW:
 275         DEFWND_SetRedraw( wndPtr, wParam );
 276         return 0;
 277
 278     case WM_CLOSE:
 279         DestroyWindow( wndPtr->hwndSelf );
 280         return 0;
 281
 282     case WM_MOUSEACTIVATE:
 283         if (wndPtr->dwStyle & WS_CHILD)
 284         {
 285             LONG ret = SendMessage16( wndPtr->parent->hwndSelf,
 286                                       WM_MOUSEACTIVATE, wParam, lParam );
 287             if (ret) return ret;
 288         }
 289
 290         /* Caption clicks are handled by the NC_HandleNCLButtonDown() */
 291         return (LOWORD(lParam) >= HTCLIENT) ? MA_ACTIVATE : MA_NOACTIVATE;
 292
 293     case WM_ACTIVATE:
 294         /* The default action in Windows is to set the keyboard focus to
 295          * the window, if it's being activated and not minimized */
 296         if (LOWORD(wParam) != WA_INACTIVE) {
 297                 /* I don't know who put this SetWindowPos here, it does not
 298                  * seem very logical to have it here... (FIXME?) */
 299                 SetWindowPos(wndPtr->hwndSelf, HWND_TOP, 0, 0, 0, 0,
 300                          SWP_NOMOVE | SWP_NOSIZE);
 301                 if (!(wndPtr->dwStyle & WS_MINIMIZE))
 302                         SetFocus(wndPtr->hwndSelf);
 303         }
 304         break;
 305
 306     case WM_ERASEBKGND:
 307     case WM_ICONERASEBKGND:
 308         {
 309             RECT rect;
 310
 311             if (!wndPtr->class->hbrBackground) return 0;
 312
 313             /*  Since WM_ERASEBKGND may receive either a window dc or a    */
 314             /*  client dc, the area to be erased has to be retrieved from  */
 315             /*  the device context.                                        */
 316             GetClipBox( (HDC)wParam, &rect );
 317
 318             /* Always call the Win32 variant of FillRect even on Win16,
 319              * since despite the fact that Win16, as well as Win32,
 320              * supports special background brushes for a window class,
 321              * the Win16 variant of FillRect does not.
 322              */
 323             FillRect( (HDC) wParam, &rect, wndPtr->class->hbrBackground);
 324             return 1;
 325         }
 326
 327     case WM_GETDLGCODE:
 328         return 0;
 329
 330     case WM_CTLCOLORMSGBOX:
 331     case WM_CTLCOLOREDIT:
 332     case WM_CTLCOLORLISTBOX:
 333     case WM_CTLCOLORBTN:
 334     case WM_CTLCOLORDLG:
 335     case WM_CTLCOLORSTATIC:
 336     case WM_CTLCOLORSCROLLBAR:
 337         return (LRESULT)DEFWND_ControlColor( (HDC)wParam, msg - WM_CTLCOLORMSGBOX );
 338
 339     case WM_CTLCOLOR:
 340         return (LRESULT)DEFWND_ControlColor( (HDC)wParam, HIWORD(lParam) );
 341
 342     case WM_GETTEXTLENGTH:
 343         if (wndPtr->text) return (LRESULT)strlen(wndPtr->text);
 344         return 0;
 345
 346     case WM_SETCURSOR:
 347         if (wndPtr->dwStyle & WS_CHILD)
 348             if (SendMessage16(wndPtr->parent->hwndSelf, WM_SETCURSOR,
 349                             wParam, lParam))
 350                 return TRUE;
 351         return NC_HandleSetCursor( wndPtr->hwndSelf, wParam, lParam );
 352
 353     case WM_SYSCOMMAND:
 354         return NC_HandleSysCommand( wndPtr->hwndSelf, wParam,
 355                                     MAKEPOINT16(lParam) );
 356
 357     case WM_KEYDOWN:
 358         if(wParam == VK_F10) iF10Key = VK_F10;
 359         break;
 360
 361     case WM_SYSKEYDOWN:
 362         if( HIWORD(lParam) & KEYDATA_ALT )
 363         {
 364             /* if( HIWORD(lParam) & ~KEYDATA_PREVSTATE ) */
 365               if( wParam == VK_MENU && !iMenuSysKey )
 366                 iMenuSysKey = 1;
 367               else
 368                 iMenuSysKey = 0;
 369
 370             iF10Key = 0;
 371
 372             if( wParam == VK_F4 )       /* try to close the window */
 373             {
 374                 HWND hWnd = WIN_GetTopParent( wndPtr->hwndSelf );
 375                 wndPtr = WIN_FindWndPtr( hWnd );
 376                 if( wndPtr && !(wndPtr->class->style & CS_NOCLOSE) )
 377                     PostMessage16( hWnd, WM_SYSCOMMAND, SC_CLOSE, 0 );
 378                 WIN_ReleaseWndPtr(wndPtr);
 379             }
 380         }
 381         else if( wParam == VK_F10 )
 382                 iF10Key = 1;
 383              else
 384                 if( wParam == VK_ESCAPE && (GetKeyState(VK_SHIFT) & 0x8000))
 385                     SendMessage16( wndPtr->hwndSelf, WM_SYSCOMMAND,
 386                                   (WPARAM16)SC_KEYMENU, (LPARAM)VK_SPACE);
 387         break;
 388
 389     case WM_KEYUP:
 390     case WM_SYSKEYUP:
 391         /* Press and release F10 or ALT */
 392         if (((wParam == VK_MENU) && iMenuSysKey) ||
 393             ((wParam == VK_F10) && iF10Key))
 394               SendMessage16( WIN_GetTopParent(wndPtr->hwndSelf),
 395                              WM_SYSCOMMAND, SC_KEYMENU, 0L );
 396         iMenuSysKey = iF10Key = 0;
 397         break;
 398
 399     case WM_SYSCHAR:
 400         iMenuSysKey = 0;
 401         if (wParam == VK_RETURN && (wndPtr->dwStyle & WS_MINIMIZE))
 402         {
 403             PostMessage16( wndPtr->hwndSelf, WM_SYSCOMMAND,
 404                            (WPARAM16)SC_RESTORE, 0L );
 405             break;
 406         }
 407         if ((HIWORD(lParam) & KEYDATA_ALT) && wParam)
 408         {
 409             if (wParam == VK_TAB || wParam == VK_ESCAPE) break;
 410             if (wParam == VK_SPACE && (wndPtr->dwStyle & WS_CHILD))
 411                 SendMessage16( wndPtr->parent->hwndSelf, msg, wParam, lParam );
 412             else
 413                 SendMessage16( wndPtr->hwndSelf, WM_SYSCOMMAND,
 414                                (WPARAM16)SC_KEYMENU, (LPARAM)(DWORD)wParam );
 415         }
 416         else /* check for Ctrl-Esc */
 417             if (wParam != VK_ESCAPE) MessageBeep(0);
 418         break;
 419
 420     case WM_SHOWWINDOW:
 421         if (!lParam) return 0; /* sent from ShowWindow */
 422         if (!(wndPtr->dwStyle & WS_POPUP) || !wndPtr->owner) return 0;
 423         if ((wndPtr->dwStyle & WS_VISIBLE) && wParam) return 0;
 424         else if (!(wndPtr->dwStyle & WS_VISIBLE) && !wParam) return 0;
 425         ShowWindow( wndPtr->hwndSelf, wParam ? SW_SHOWNOACTIVATE : SW_HIDE );
 426         break;
 427
 428     case WM_CANCELMODE:
 429         if (wndPtr->parent == WIN_GetDesktop()) EndMenu();
 430         if (GetCapture() == wndPtr->hwndSelf) ReleaseCapture();
 431         WIN_ReleaseDesktop();
 432         break;
 433
 434     case WM_VKEYTOITEM:
 435     case WM_CHARTOITEM:
 436         return -1;
 437
 438     case WM_DROPOBJECT:
 439         return DRAG_FILE;
 440
 441     case WM_QUERYDROPOBJECT:
 442         if (wndPtr->dwExStyle & WS_EX_ACCEPTFILES) return 1;
 443         break;
 444
 445     case WM_QUERYDRAGICON:
 446         {
 447             HICON16 hIcon=0;
 448             UINT16 len;
 449
 450             if( (hIcon=wndPtr->class->hCursor) ) return (LRESULT)hIcon;
 451             for(len=1; len<64; len++)
 452                 if((hIcon=LoadIcon16(wndPtr->hInstance,MAKEINTRESOURCE16(len))))
 453                     return (LRESULT)hIcon;
 454             return (LRESULT)LoadIcon16(0,IDI_APPLICATION16);
 455         }
 456         break;
 457
 458     case WM_ISACTIVEICON:
 459         return ((wndPtr->flags & WIN_NCACTIVATED) != 0);
 460
 461     case WM_NOTIFYFORMAT:
 462       if (IsWindowUnicode(wndPtr->hwndSelf)) return NFR_UNICODE;
 463       else return NFR_ANSI;
 464
 465     case WM_QUERYOPEN:
 466     case WM_QUERYENDSESSION:
 467         return 1;
 468
 469     case WM_SETICON:
 470     case WM_GETICON:
 471         {
 472             LRESULT result = 0;
 473             int index = GCL_HICON;
 474
 475             if (wParam == ICON_SMALL)
 476                 index = GCL_HICONSM;
 477
 478             result = GetClassLongA(wndPtr->hwndSelf, index);
 479
 480             if (msg == WM_SETICON)
 481                 SetClassLongA(wndPtr->hwndSelf, index, lParam);
 482
 483             return result;
 484         }
 485     case WM_HELP:
 486         SendMessageA( wndPtr->parent->hwndSelf, msg, wParam, lParam );
 487         break;
 488     }
 489
 490     return 0;
 491 }
 492
 493
 494
 495 /***********************************************************************
 496  *           DefWindowProc16   (USER.107)
 497  */
 498 LRESULT WINAPI DefWindowProc16( HWND16 hwnd, UINT16 msg, WPARAM16 wParam,
 499                                 LPARAM lParam )
 500 {
 501     WND * wndPtr = WIN_FindWndPtr( hwnd );
 502     LRESULT result = 0;
 503
 504     if (!wndPtr) return 0;
 505     SPY_EnterMessage( SPY_DEFWNDPROC16, hwnd, msg, wParam, lParam );
 506
 507     switch(msg)
 508     {
 509     case WM_NCCREATE:
 510         {
 511             CREATESTRUCT16 *cs = (CREATESTRUCT16 *)PTR_SEG_TO_LIN(lParam);
 512             if (cs->lpszName)
 513                 DEFWND_SetText( wndPtr, (LPSTR)PTR_SEG_TO_LIN(cs->lpszName) );
 514             result = 1;
 515         }
 516         break;
 517
 518     case WM_NCCALCSIZE:
 519         {
 520             RECT rect32;
 521             CONV_RECT16TO32( (RECT16 *)PTR_SEG_TO_LIN(lParam), &rect32 );
 522             result = NC_HandleNCCalcSize( wndPtr, &rect32 );
 523             CONV_RECT32TO16( &rect32, (RECT16 *)PTR_SEG_TO_LIN(lParam) );
 524         }
 525         break;
 526
 527     case WM_WINDOWPOSCHANGING:
 528         result = WINPOS_HandleWindowPosChanging16( wndPtr,
 529                                        (WINDOWPOS16 *)PTR_SEG_TO_LIN(lParam) );
 530         break;
 531
 532     case WM_WINDOWPOSCHANGED:
 533         {
 534             WINDOWPOS16 * winPos = (WINDOWPOS16 *)PTR_SEG_TO_LIN(lParam);
 535             DEFWND_HandleWindowPosChanged( wndPtr, winPos->flags );
 536         }
 537         break;
 538
 539     case WM_GETTEXT:
 540         if (wParam && wndPtr->text)
 541         {
 542             lstrcpynA( (LPSTR)PTR_SEG_TO_LIN(lParam), wndPtr->text, wParam );
 543             result = (LRESULT)strlen( (LPSTR)PTR_SEG_TO_LIN(lParam) );
 544         }
 545         break;
 546
 547     case WM_SETTEXT:
 548         DEFWND_SetText( wndPtr, (LPSTR)PTR_SEG_TO_LIN(lParam) );
 549         if( wndPtr->dwStyle & WS_CAPTION ) NC_HandleNCPaint( hwnd , (HRGN)1 );
 550         break;
 551
 552     default:
 553         result = DEFWND_DefWinProc( wndPtr, msg, wParam, lParam );
 554         break;
 555     }
 556
 557     WIN_ReleaseWndPtr(wndPtr);
 558     SPY_ExitMessage( SPY_RESULT_DEFWND16, hwnd, msg, result );
 559     return result;
 560 }
 561
 562
 563 /***********************************************************************
 564  *  DefWindowProc32A [USER32.126]
 565  *
 566  */
 567 LRESULT WINAPI DefWindowProcA( HWND hwnd, UINT msg, WPARAM wParam,
 568                                  LPARAM lParam )
 569 {
 570     WND * wndPtr = WIN_FindWndPtr( hwnd );
 571     LRESULT result = 0;
 572
 573     if (!wndPtr) return 0;
 574     SPY_EnterMessage( SPY_DEFWNDPROC, hwnd, msg, wParam, lParam );
 575
 576     switch(msg)
 577     {
 578     case WM_NCCREATE:
 579         {
 580             CREATESTRUCTA *cs = (CREATESTRUCTA *)lParam;
 581             if (cs->lpszName) DEFWND_SetText( wndPtr, cs->lpszName );
 582             result = 1;
 583         }
 584         break;
 585
 586     case WM_NCCALCSIZE:
 587         result = NC_HandleNCCalcSize( wndPtr, (RECT *)lParam );
 588         break;
 589
 590     case WM_WINDOWPOSCHANGING:
 591         result = WINPOS_HandleWindowPosChanging( wndPtr,
 592                                                    (WINDOWPOS *)lParam );
 593         break;
 594
 595     case WM_WINDOWPOSCHANGED:
 596         {
 597             WINDOWPOS * winPos = (WINDOWPOS *)lParam;
 598             DEFWND_HandleWindowPosChanged( wndPtr, winPos->flags );
 599         }
 600         break;
 601
 602     case WM_GETTEXT:
 603         if (wParam && wndPtr->text)
 604         {
 605             lstrcpynA( (LPSTR)lParam, wndPtr->text, wParam );
 606             result = (LRESULT)strlen( (LPSTR)lParam );
 607         }
 608         break;
 609
 610     case WM_SETTEXT:
 611         DEFWND_SetText( wndPtr, (LPSTR)lParam );
 612         NC_HandleNCPaint( hwnd , (HRGN)1 );  /* Repaint caption */
 613         break;
 614
 615     default:
 616         result = DEFWND_DefWinProc( wndPtr, msg, wParam, lParam );
 617         break;
 618     }
 619
 620     WIN_ReleaseWndPtr(wndPtr);
 621     SPY_ExitMessage( SPY_RESULT_DEFWND, hwnd, msg, result );
 622     return result;
 623 }
 624
 625
 626 /***********************************************************************
 627  * DefWindowProc32W [USER32.127] Calls default window message handler
 628  *
 629  * Calls default window procedure for messages not processed
 630  *  by application.
 631  *
 632  *  RETURNS
 633  *     Return value is dependent upon the message.
 634 */
 635 LRESULT WINAPI DefWindowProcW(
 636     HWND hwnd,      /* [in] window procedure recieving message */
 637     UINT msg,       /* [in] message identifier */
 638     WPARAM wParam,  /* [in] first message parameter */
 639     LPARAM lParam )   /* [in] second message parameter */
 640 {
 641     LRESULT result;
 642
 643     switch(msg)
 644     {
 645     case WM_NCCREATE:
 646         {
 647             CREATESTRUCTW *cs = (CREATESTRUCTW *)lParam;
 648             if (cs->lpszName)
 649             {
 650                 WND *wndPtr = WIN_FindWndPtr( hwnd );
 651                 LPSTR str = HEAP_strdupWtoA(GetProcessHeap(), 0, cs->lpszName);
 652                 DEFWND_SetText( wndPtr, str );
 653                 HeapFree( GetProcessHeap(), 0, str );
 654                 WIN_ReleaseWndPtr(wndPtr);
 655             }
 656             result = 1;
 657         }
 658         break;
 659
 660     case WM_GETTEXT:
 661         {
 662             LPSTR str = HeapAlloc( GetProcessHeap(), 0, wParam );
 663             result = DefWindowProcA( hwnd, msg, wParam, (LPARAM)str );
 664             lstrcpynAtoW( (LPWSTR)lParam, str, wParam );
 665             HeapFree( GetProcessHeap(), 0, str );
 666         }
 667         break;
 668
 669     case WM_SETTEXT:
 670         {
 671             LPSTR str = HEAP_strdupWtoA( GetProcessHeap(), 0, (LPWSTR)lParam );
 672             result = DefWindowProcA( hwnd, msg, wParam, (LPARAM)str );
 673             HeapFree( GetProcessHeap(), 0, str );
 674         }
 675         break;
 676
 677     default:
 678         result = DefWindowProcA( hwnd, msg, wParam, lParam );
 679         break;
 680     }
 681     return result;
 682 }