windows/nonclient.c

   1 /*
   2  * Non-client area window functions
   3  *
   4  * Copyright 1994 Alexandre Julliard
   5  *
   6  */
   7
   8 #include "win.h"
   9 #include "message.h"
  10 #include "sysmetrics.h"
  11 #include "user.h"
  12 #include "heap.h"
  13 #include "shell.h"
  14 #include "dialog.h"
  15 #include "syscolor.h"
  16 #include "menu.h"
  17 #include "winpos.h"
  18 #include "hook.h"
  19 #include "scroll.h"
  20 #include "nonclient.h"
  21 #include "graphics.h"
  22 #include "queue.h"
  23 #include "selectors.h"
  24 #include "stddebug.h"
  25 #include "debug.h"
  26 #include "options.h"
  27
  28
  29 static HBITMAP16 hbitmapClose = 0;
  30 static HBITMAP16 hbitmapMinimize = 0;
  31 static HBITMAP16 hbitmapMinimizeD = 0;
  32 static HBITMAP16 hbitmapMaximize = 0;
  33 static HBITMAP16 hbitmapMaximizeD = 0;
  34 static HBITMAP16 hbitmapRestore = 0;
  35 static HBITMAP16 hbitmapRestoreD = 0;
  36
  37 #define SC_ABOUTWINE            (SC_SCREENSAVE+1)
  38
  39   /* Some useful macros */
  40 #define HAS_DLGFRAME(style,exStyle) \
  41     (((exStyle) & WS_EX_DLGMODALFRAME) || \
  42      (((style) & WS_DLGFRAME) && !((style) & WS_BORDER)))
  43
  44 #define HAS_THICKFRAME(style) \
  45     (((style) & WS_THICKFRAME) && \
  46      !(((style) & (WS_DLGFRAME|WS_BORDER)) == WS_DLGFRAME))
  47
  48 #define HAS_MENU(w)  (!((w)->dwStyle & WS_CHILD) && ((w)->wIDmenu != 0))
  49
  50 #define ON_LEFT_BORDER(hit) \
  51  (((hit) == HTLEFT) || ((hit) == HTTOPLEFT) || ((hit) == HTBOTTOMLEFT))
  52 #define ON_RIGHT_BORDER(hit) \
  53  (((hit) == HTRIGHT) || ((hit) == HTTOPRIGHT) || ((hit) == HTBOTTOMRIGHT))
  54 #define ON_TOP_BORDER(hit) \
  55  (((hit) == HTTOP) || ((hit) == HTTOPLEFT) || ((hit) == HTTOPRIGHT))
  56 #define ON_BOTTOM_BORDER(hit) \
  57  (((hit) == HTBOTTOM) || ((hit) == HTBOTTOMLEFT) || ((hit) == HTBOTTOMRIGHT))
  58
  59 extern HCURSOR16 CURSORICON_IconToCursor( HICON16, BOOL32 );
  60
  61 /***********************************************************************
  62  *           NC_AdjustRect
  63  *
  64  * Compute the size of the window rectangle from the size of the
  65  * client rectangle.
  66  */
  67 static void NC_AdjustRect(LPRECT16 rect, DWORD style, BOOL menu, DWORD exStyle)
  68 {
  69     if(style & WS_ICONIC) return;
  70     /* Decide if the window will be managed (see CreateWindowEx) */
  71     if (!(Options.managed && !(style & WS_CHILD) &&
  72           ((style & (WS_DLGFRAME | WS_THICKFRAME)) ||
  73            (exStyle & WS_EX_DLGMODALFRAME))))
  74     {
  75         if (HAS_DLGFRAME( style, exStyle ))
  76             InflateRect16(rect, SYSMETRICS_CXDLGFRAME, SYSMETRICS_CYDLGFRAME );
  77         else
  78         {
  79             if (HAS_THICKFRAME(style))
  80                 InflateRect16( rect, SYSMETRICS_CXFRAME, SYSMETRICS_CYFRAME );
  81             if (style & WS_BORDER)
  82                 InflateRect16( rect, SYSMETRICS_CXBORDER, SYSMETRICS_CYBORDER);
  83         }
  84
  85         if ((style & WS_CAPTION) == WS_CAPTION)
  86             rect->top -= SYSMETRICS_CYCAPTION - SYSMETRICS_CYBORDER;
  87     }
  88     if (menu) rect->top -= SYSMETRICS_CYMENU + SYSMETRICS_CYBORDER;
  89
  90     if (style & WS_VSCROLL) rect->right  += SYSMETRICS_CXVSCROLL;
  91     if (style & WS_HSCROLL) rect->bottom += SYSMETRICS_CYHSCROLL;
  92 }
  93
  94
  95 /***********************************************************************
  96  *           AdjustWindowRect16    (USER.102)
  97  */
  98 BOOL16 AdjustWindowRect16( LPRECT16 rect, DWORD style, BOOL16 menu )
  99 {
 100     return AdjustWindowRectEx16( rect, style, menu, 0 );
 101 }
 102
 103
 104 /***********************************************************************
 105  *           AdjustWindowRect32    (USER32.)
 106  */
 107 BOOL32 AdjustWindowRect32( LPRECT32 rect, DWORD style, BOOL32 menu )
 108 {
 109     return AdjustWindowRectEx32( rect, style, menu, 0 );
 110 }
 111
 112
 113 /***********************************************************************
 114  *           AdjustWindowRectEx16    (USER.454)
 115  */
 116 BOOL16 AdjustWindowRectEx16( LPRECT16 rect, DWORD style,
 117                              BOOL16 menu, DWORD exStyle )
 118 {
 119       /* Correct the window style */
 120
 121     if (!(style & (WS_POPUP | WS_CHILD)))  /* Overlapped window */
 122         style |= WS_CAPTION;
 123     style &= (WS_DLGFRAME | WS_BORDER | WS_THICKFRAME);
 124     exStyle &= WS_EX_DLGMODALFRAME;
 125     if (exStyle & WS_EX_DLGMODALFRAME) style &= ~WS_THICKFRAME;
 126
 127     dprintf_nonclient(stddeb, "AdjustWindowRectEx: (%d,%d)-(%d,%d) %08lx %d %08lx\n",
 128                       rect->left, rect->top, rect->right, rect->bottom,
 129                       style, menu, exStyle );
 130
 131     NC_AdjustRect( rect, style, menu, exStyle );
 132     return TRUE;
 133 }
 134
 135
 136 /***********************************************************************
 137  *           AdjustWindowRectEx32    (USER32.)
 138  */
 139 BOOL32 AdjustWindowRectEx32( LPRECT32 rect, DWORD style,
 140                              BOOL32 menu, DWORD exStyle )
 141 {
 142     RECT16 rect16;
 143     BOOL32 ret;
 144
 145     CONV_RECT32TO16( rect, &rect16 );
 146     ret = AdjustWindowRectEx16( &rect16, style, (BOOL16)menu, exStyle );
 147     CONV_RECT16TO32( &rect16, rect );
 148     return ret;
 149 }
 150
 151
 152 /*******************************************************************
 153  *         NC_GetMinMaxInfo
 154  *
 155  * Get the minimized and maximized information for a window.
 156  */
 157 void NC_GetMinMaxInfo( WND *wndPtr, POINT16 *maxSize, POINT16 *maxPos,
 158                        POINT16 *minTrack, POINT16 *maxTrack )
 159 {
 160     MINMAXINFO16 *MinMax;
 161     short xinc, yinc;
 162
 163     if (!(MinMax = SEGPTR_NEW(MINMAXINFO16))) return;
 164
 165       /* Compute default values */
 166
 167     MinMax->ptMaxSize.x = SYSMETRICS_CXSCREEN;
 168     MinMax->ptMaxSize.y = SYSMETRICS_CYSCREEN;
 169     MinMax->ptMinTrackSize.x = SYSMETRICS_CXMINTRACK;
 170     MinMax->ptMinTrackSize.y = SYSMETRICS_CYMINTRACK;
 171     MinMax->ptMaxTrackSize.x = SYSMETRICS_CXSCREEN;
 172     MinMax->ptMaxTrackSize.y = SYSMETRICS_CYSCREEN;
 173
 174     if (wndPtr->flags & WIN_MANAGED) xinc = yinc = 0;
 175     else if (HAS_DLGFRAME( wndPtr->dwStyle, wndPtr->dwExStyle ))
 176     {
 177         xinc = SYSMETRICS_CXDLGFRAME;
 178         yinc = SYSMETRICS_CYDLGFRAME;
 179     }
 180     else
 181     {
 182         xinc = yinc = 0;
 183         if (HAS_THICKFRAME(wndPtr->dwStyle))
 184         {
 185             xinc += SYSMETRICS_CXFRAME;
 186             yinc += SYSMETRICS_CYFRAME;
 187         }
 188         if (wndPtr->dwStyle & WS_BORDER)
 189         {
 190             xinc += SYSMETRICS_CXBORDER;
 191             yinc += SYSMETRICS_CYBORDER;
 192         }
 193     }
 194     MinMax->ptMaxSize.x += 2 * xinc;
 195     MinMax->ptMaxSize.y += 2 * yinc;
 196
 197     /* Note: The '+' in the following test should really be a ||, but
 198      * that would cause gcc-2.7.0 to generate incorrect code.
 199      */
 200     if ((wndPtr->ptMaxPos.x != -1) + (wndPtr->ptMaxPos.y != -1))
 201         MinMax->ptMaxPosition = wndPtr->ptMaxPos;
 202     else
 203     {
 204         MinMax->ptMaxPosition.x = -xinc;
 205         MinMax->ptMaxPosition.y = -yinc;
 206     }
 207
 208     SendMessage16( wndPtr->hwndSelf, WM_GETMINMAXINFO, 0,
 209                    (LPARAM)SEGPTR_GET(MinMax) );
 210
 211       /* Some sanity checks */
 212
 213     dprintf_nonclient(stddeb,
 214                       "NC_GetMinMaxInfo: %d %d / %d %d / %d %d / %d %d\n",
 215                       MinMax->ptMaxSize.x, MinMax->ptMaxSize.y,
 216                       MinMax->ptMaxPosition.x, MinMax->ptMaxPosition.y,
 217                       MinMax->ptMaxTrackSize.x, MinMax->ptMaxTrackSize.y,
 218                       MinMax->ptMinTrackSize.x, MinMax->ptMinTrackSize.y);
 219     MinMax->ptMaxTrackSize.x = MAX( MinMax->ptMaxTrackSize.x,
 220                                    MinMax->ptMinTrackSize.x );
 221     MinMax->ptMaxTrackSize.y = MAX( MinMax->ptMaxTrackSize.y,
 222                                    MinMax->ptMinTrackSize.y );
 223
 224     if (maxSize) *maxSize = MinMax->ptMaxSize;
 225     if (maxPos) *maxPos = MinMax->ptMaxPosition;
 226     if (minTrack) *minTrack = MinMax->ptMinTrackSize;
 227     if (maxTrack) *maxTrack = MinMax->ptMaxTrackSize;
 228     SEGPTR_FREE(MinMax);
 229 }
 230
 231
 232 /***********************************************************************
 233  *           NC_HandleNCCalcSize
 234  *
 235  * Handle a WM_NCCALCSIZE message. Called from DefWindowProc().
 236  */
 237 LONG NC_HandleNCCalcSize( WND *pWnd, RECT16 *winRect )
 238 {
 239     RECT16 tmpRect = { 0, 0, 0, 0 };
 240     LONG result = 0;
 241
 242     if (pWnd->class->style & CS_VREDRAW) result |= WVR_VREDRAW;
 243     if (pWnd->class->style & CS_HREDRAW) result |= WVR_HREDRAW;
 244
 245     if( !( pWnd->dwStyle & WS_MINIMIZE ) )
 246     {
 247       NC_AdjustRect( &tmpRect, pWnd->dwStyle, FALSE, pWnd->dwExStyle );
 248       winRect->left   -= tmpRect.left;
 249       winRect->top    -= tmpRect.top;
 250       winRect->right  -= tmpRect.right;
 251       winRect->bottom -= tmpRect.bottom;
 252
 253       if (HAS_MENU(pWnd))
 254       {
 255         winRect->top += MENU_GetMenuBarHeight( pWnd->hwndSelf,
 256                                                winRect->right - winRect->left,
 257                                               -tmpRect.left, -tmpRect.top ) + 1;
 258       }
 259     }
 260     return result;
 261 }
 262
 263
 264 /***********************************************************************
 265  *           NC_GetInsideRect
 266  *
 267  * Get the 'inside' rectangle of a window, i.e. the whole window rectangle
 268  * but without the borders (if any).
 269  * The rectangle is in window coordinates (for drawing with GetWindowDC()).
 270  */
 271 static void NC_GetInsideRect( HWND hwnd, RECT16 *rect )
 272 {
 273     WND * wndPtr = WIN_FindWndPtr( hwnd );
 274
 275     rect->top    = rect->left = 0;
 276     rect->right  = wndPtr->rectWindow.right - wndPtr->rectWindow.left;
 277     rect->bottom = wndPtr->rectWindow.bottom - wndPtr->rectWindow.top;
 278
 279     if (wndPtr->dwStyle & WS_ICONIC) return;  /* No border to remove */
 280     if (wndPtr->flags & WIN_MANAGED) return;
 281
 282       /* Remove frame from rectangle */
 283     if (HAS_DLGFRAME( wndPtr->dwStyle, wndPtr->dwExStyle ))
 284     {
 285         InflateRect16( rect, -SYSMETRICS_CXDLGFRAME, -SYSMETRICS_CYDLGFRAME);
 286         if (wndPtr->dwExStyle & WS_EX_DLGMODALFRAME)
 287             InflateRect16( rect, -1, 0 );
 288     }
 289     else
 290     {
 291         if (HAS_THICKFRAME( wndPtr->dwStyle ))
 292             InflateRect16( rect, -SYSMETRICS_CXFRAME, -SYSMETRICS_CYFRAME );
 293         if (wndPtr->dwStyle & WS_BORDER)
 294             InflateRect16( rect, -SYSMETRICS_CXBORDER, -SYSMETRICS_CYBORDER );
 295     }
 296 }
 297
 298
 299 /***********************************************************************
 300  *           NC_HandleNCHitTest
 301  *
 302  * Handle a WM_NCHITTEST message. Called from DefWindowProc().
 303  */
 304 LONG NC_HandleNCHitTest( HWND32 hwnd, POINT16 pt )
 305 {
 306     RECT16 rect;
 307     WND *wndPtr = WIN_FindWndPtr( hwnd );
 308     if (!wndPtr) return HTERROR;
 309
 310     dprintf_nonclient(stddeb, "NC_HandleNCHitTest: hwnd=%04x pt=%d,%d\n",
 311                       hwnd, pt.x, pt.y );
 312
 313     GetWindowRect16( hwnd, &rect );
 314     if (!PtInRect16( &rect, pt )) return HTNOWHERE;
 315
 316     if (wndPtr->dwStyle & WS_MINIMIZE) return HTCAPTION;
 317
 318     if (!(wndPtr->flags & WIN_MANAGED))
 319     {
 320         /* Check borders */
 321         if (HAS_THICKFRAME( wndPtr->dwStyle ))
 322         {
 323             InflateRect16( &rect, -SYSMETRICS_CXFRAME, -SYSMETRICS_CYFRAME );
 324             if (wndPtr->dwStyle & WS_BORDER)
 325                 InflateRect16(&rect,-SYSMETRICS_CXBORDER,-SYSMETRICS_CYBORDER);
 326             if (!PtInRect16( &rect, pt ))
 327             {
 328                 /* Check top sizing border */
 329                 if (pt.y < rect.top)
 330                 {
 331                     if (pt.x < rect.left+SYSMETRICS_CXSIZE) return HTTOPLEFT;
 332                     if (pt.x >= rect.right-SYSMETRICS_CXSIZE) return HTTOPRIGHT;
 333                     return HTTOP;
 334                 }
 335                 /* Check bottom sizing border */
 336                 if (pt.y >= rect.bottom)
 337                 {
 338                     if (pt.x < rect.left+SYSMETRICS_CXSIZE) return HTBOTTOMLEFT;
 339                     if (pt.x >= rect.right-SYSMETRICS_CXSIZE) return HTBOTTOMRIGHT;
 340                     return HTBOTTOM;
 341                 }
 342                 /* Check left sizing border */
 343                 if (pt.x < rect.left)
 344                 {
 345                     if (pt.y < rect.top+SYSMETRICS_CYSIZE) return HTTOPLEFT;
 346                     if (pt.y >= rect.bottom-SYSMETRICS_CYSIZE) return HTBOTTOMLEFT;
 347                     return HTLEFT;
 348                 }
 349                 /* Check right sizing border */
 350                 if (pt.x >= rect.right)
 351                 {
 352                     if (pt.y < rect.top+SYSMETRICS_CYSIZE) return HTTOPRIGHT;
 353                     if (pt.y >= rect.bottom-SYSMETRICS_CYSIZE) return HTBOTTOMRIGHT;
 354                     return HTRIGHT;
 355                 }
 356             }
 357         }
 358         else  /* No thick frame */
 359         {
 360             if (HAS_DLGFRAME( wndPtr->dwStyle, wndPtr->dwExStyle ))
 361                 InflateRect16(&rect, -SYSMETRICS_CXDLGFRAME, -SYSMETRICS_CYDLGFRAME);
 362             else if (wndPtr->dwStyle & WS_BORDER)
 363                 InflateRect16(&rect, -SYSMETRICS_CXBORDER, -SYSMETRICS_CYBORDER);
 364             if (!PtInRect16( &rect, pt )) return HTBORDER;
 365         }
 366
 367         /* Check caption */
 368
 369         if ((wndPtr->dwStyle & WS_CAPTION) == WS_CAPTION)
 370         {
 371             rect.top += SYSMETRICS_CYCAPTION - 1;
 372             if (!PtInRect16( &rect, pt ))
 373             {
 374                 /* Check system menu */
 375                 if (wndPtr->dwStyle & WS_SYSMENU)
 376                     rect.left += SYSMETRICS_CXSIZE;
 377                 if (pt.x <= rect.left) return HTSYSMENU;
 378                 /* Check maximize box */
 379                 if (wndPtr->dwStyle & WS_MAXIMIZEBOX)
 380                     rect.right -= SYSMETRICS_CXSIZE + 1;
 381                 if (pt.x >= rect.right) return HTMAXBUTTON;
 382                 /* Check minimize box */
 383                 if (wndPtr->dwStyle & WS_MINIMIZEBOX)
 384                     rect.right -= SYSMETRICS_CXSIZE + 1;
 385                 if (pt.x >= rect.right) return HTMINBUTTON;
 386                 return HTCAPTION;
 387             }
 388         }
 389     }
 390
 391       /* Check client area */
 392
 393     ScreenToClient16( hwnd, &pt );
 394     GetClientRect16( hwnd, &rect );
 395     if (PtInRect16( &rect, pt )) return HTCLIENT;
 396
 397       /* Check vertical scroll bar */
 398
 399     if (wndPtr->dwStyle & WS_VSCROLL)
 400     {
 401         rect.right += SYSMETRICS_CXVSCROLL;
 402         if (PtInRect16( &rect, pt )) return HTVSCROLL;
 403     }
 404
 405       /* Check horizontal scroll bar */
 406
 407     if (wndPtr->dwStyle & WS_HSCROLL)
 408     {
 409         rect.bottom += SYSMETRICS_CYHSCROLL;
 410         if (PtInRect16( &rect, pt ))
 411         {
 412               /* Check size box */
 413             if ((wndPtr->dwStyle & WS_VSCROLL) &&
 414                 (pt.x >= rect.right - SYSMETRICS_CXVSCROLL))
 415                 return HTSIZE;
 416             return HTHSCROLL;
 417         }
 418     }
 419
 420       /* Check menu bar */
 421
 422     if (HAS_MENU(wndPtr))
 423     {
 424         if ((pt.y < 0) && (pt.x >= 0) && (pt.x < rect.right))
 425             return HTMENU;
 426     }
 427
 428       /* Should never get here */
 429     return HTERROR;
 430 }
 431
 432
 433 /***********************************************************************
 434  *           NC_DrawSysButton
 435  */
 436 void NC_DrawSysButton( HWND hwnd, HDC16 hdc, BOOL down )
 437 {
 438     RECT16 rect;
 439     HDC32 hdcMem;
 440     HBITMAP32 hbitmap;
 441     WND *wndPtr = WIN_FindWndPtr( hwnd );
 442
 443     if( !(wndPtr->flags & WIN_MANAGED) )
 444     {
 445       NC_GetInsideRect( hwnd, &rect );
 446       hdcMem = CreateCompatibleDC32( hdc );
 447       hbitmap = SelectObject32( hdcMem, hbitmapClose );
 448       BitBlt32(hdc, rect.left, rect.top, SYSMETRICS_CXSIZE, SYSMETRICS_CYSIZE,
 449                hdcMem, (wndPtr->dwStyle & WS_CHILD) ? SYSMETRICS_CXSIZE : 0, 0,
 450                down ? NOTSRCCOPY : SRCCOPY );
 451       SelectObject32( hdcMem, hbitmap );
 452       DeleteDC32( hdcMem );
 453     }
 454 }
 455
 456
 457 /***********************************************************************
 458  *           NC_DrawMaxButton
 459  */
 460 static void NC_DrawMaxButton( HWND hwnd, HDC16 hdc, BOOL down )
 461 {
 462     RECT16 rect;
 463     WND *wndPtr = WIN_FindWndPtr( hwnd );
 464
 465     if( !(wndPtr->flags & WIN_MANAGED) )
 466     {
 467       NC_GetInsideRect( hwnd, &rect );
 468       GRAPH_DrawBitmap( hdc, (IsZoomed(hwnd) ?
 469                              (down ? hbitmapRestoreD : hbitmapRestore) :
 470                              (down ? hbitmapMaximizeD : hbitmapMaximize)),
 471                         rect.right - SYSMETRICS_CXSIZE - 1, rect.top,
 472                         0, 0, SYSMETRICS_CXSIZE+1, SYSMETRICS_CYSIZE );
 473     }
 474 }
 475
 476
 477 /***********************************************************************
 478  *           NC_DrawMinButton
 479  */
 480 static void NC_DrawMinButton( HWND hwnd, HDC16 hdc, BOOL down )
 481 {
 482     RECT16 rect;
 483     WND *wndPtr = WIN_FindWndPtr( hwnd );
 484
 485     if( !(wndPtr->flags & WIN_MANAGED) )
 486     {
 487       NC_GetInsideRect( hwnd, &rect );
 488       if (wndPtr->dwStyle & WS_MAXIMIZEBOX) rect.right -= SYSMETRICS_CXSIZE + 1;
 489       GRAPH_DrawBitmap( hdc, (down ? hbitmapMinimizeD : hbitmapMinimize),
 490                         rect.right - SYSMETRICS_CXSIZE - 1, rect.top,
 491                         0, 0, SYSMETRICS_CXSIZE+1, SYSMETRICS_CYSIZE );
 492     }
 493 }
 494
 495
 496 /***********************************************************************
 497  *           NC_DrawFrame
 498  *
 499  * Draw a window frame inside the given rectangle, and update the rectangle.
 500  * The correct pen for the frame must be selected in the DC.
 501  */
 502 static void NC_DrawFrame( HDC16 hdc, RECT16 *rect, BOOL dlgFrame, BOOL active )
 503 {
 504     short width, height, tmp;
 505
 506     if (dlgFrame)
 507     {
 508         width = SYSMETRICS_CXDLGFRAME - 1;
 509         height = SYSMETRICS_CYDLGFRAME - 1;
 510         SelectObject32( hdc, active ? sysColorObjects.hbrushActiveCaption :
 511                                       sysColorObjects.hbrushInactiveCaption );
 512     }
 513     else
 514     {
 515         width = SYSMETRICS_CXFRAME - 1;
 516         height = SYSMETRICS_CYFRAME - 1;
 517         SelectObject32( hdc, active ? sysColorObjects.hbrushActiveBorder :
 518                                       sysColorObjects.hbrushInactiveBorder );
 519     }
 520
 521       /* Draw frame */
 522     PatBlt32( hdc, rect->left, rect->top,
 523               rect->right - rect->left, height, PATCOPY );
 524     PatBlt32( hdc, rect->left, rect->top,
 525               width, rect->bottom - rect->top, PATCOPY );
 526     PatBlt32( hdc, rect->left, rect->bottom,
 527               rect->right - rect->left, -height, PATCOPY );
 528     PatBlt32( hdc, rect->right, rect->top,
 529               -width, rect->bottom - rect->top, PATCOPY );
 530
 531     if (dlgFrame)
 532     {
 533         InflateRect16( rect, -width, -height );
 534         return;
 535     }
 536
 537       /* Draw inner rectangle */
 538     MoveTo( hdc, rect->left+width, rect->top+height );
 539     LineTo32( hdc, rect->right-width-1, rect->top+height );
 540     LineTo32( hdc, rect->right-width-1, rect->bottom-height-1 );
 541     LineTo32( hdc, rect->left+width, rect->bottom-height-1 );
 542     LineTo32( hdc, rect->left+width, rect->top+height );
 543
 544       /* Draw the decorations */
 545     tmp = rect->top + SYSMETRICS_CYFRAME + SYSMETRICS_CYSIZE;
 546     MoveTo( hdc, rect->left, tmp);
 547     LineTo32( hdc, rect->left+width, tmp );
 548     MoveTo( hdc, rect->right-width-1, tmp );
 549     LineTo32( hdc, rect->right-1, tmp );
 550
 551     tmp = rect->bottom - 1 - SYSMETRICS_CYFRAME - SYSMETRICS_CYSIZE;
 552     MoveTo( hdc, rect->left, tmp );
 553     LineTo32( hdc, rect->left+width, tmp );
 554     MoveTo( hdc, rect->right-width-1, tmp );
 555     LineTo32( hdc, rect->right-1, tmp );
 556
 557     tmp = rect->left + SYSMETRICS_CXFRAME + SYSMETRICS_CXSIZE;
 558     MoveTo( hdc, tmp, rect->top );
 559     LineTo32( hdc, tmp, rect->top+height );
 560     MoveTo( hdc, tmp, rect->bottom-height-1 );
 561     LineTo32( hdc, tmp, rect->bottom-1 );
 562
 563     tmp = rect->right - 1 - SYSMETRICS_CXFRAME - SYSMETRICS_CYSIZE;
 564     MoveTo( hdc, tmp, rect->top );
 565     LineTo32( hdc, tmp, rect->top+height );
 566     MoveTo( hdc, tmp, rect->bottom-height-1 );
 567     LineTo32( hdc, tmp, rect->bottom-1 );
 568
 569     InflateRect16( rect, -width-1, -height-1 );
 570 }
 571
 572
 573 /***********************************************************************
 574  *           NC_DrawMovingFrame
 575  *
 576  * Draw the frame used when moving or resizing window.
 577  */
 578 static void NC_DrawMovingFrame( HDC16 hdc, RECT16 *rect, BOOL thickframe )
 579 {
 580     if (thickframe) FastWindowFrame( hdc, rect, SYSMETRICS_CXFRAME,
 581                                      SYSMETRICS_CYFRAME, PATINVERT );
 582     else DrawFocusRect16( hdc, rect );
 583 }
 584
 585
 586 /***********************************************************************
 587  *           NC_DrawCaption
 588  *
 589  * Draw the window caption.
 590  * The correct pen for the window frame must be selected in the DC.
 591  */
 592 static void NC_DrawCaption( HDC16 hdc, RECT16 *rect, HWND hwnd,
 593                             DWORD style, BOOL active )
 594 {
 595     RECT16 r = *rect;
 596     WND * wndPtr = WIN_FindWndPtr( hwnd );
 597     char buffer[256];
 598
 599     if (wndPtr->flags & WIN_MANAGED) return;
 600
 601     if (!hbitmapClose)
 602     {
 603         if (!(hbitmapClose = LoadBitmap16( 0, MAKEINTRESOURCE(OBM_CLOSE) )))
 604             return;
 605         hbitmapMinimize  = LoadBitmap16( 0, MAKEINTRESOURCE(OBM_REDUCE) );
 606         hbitmapMinimizeD = LoadBitmap16( 0, MAKEINTRESOURCE(OBM_REDUCED) );
 607         hbitmapMaximize  = LoadBitmap16( 0, MAKEINTRESOURCE(OBM_ZOOM) );
 608         hbitmapMaximizeD = LoadBitmap16( 0, MAKEINTRESOURCE(OBM_ZOOMD) );
 609         hbitmapRestore   = LoadBitmap16( 0, MAKEINTRESOURCE(OBM_RESTORE) );
 610         hbitmapRestoreD  = LoadBitmap16( 0, MAKEINTRESOURCE(OBM_RESTORED) );
 611     }
 612
 613     if (wndPtr->dwExStyle & WS_EX_DLGMODALFRAME)
 614     {
 615         HBRUSH32 hbrushOld = SelectObject32(hdc, sysColorObjects.hbrushWindow);
 616         PatBlt32( hdc, r.left, r.top, 1, r.bottom-r.top+1,PATCOPY );
 617         PatBlt32( hdc, r.right-1, r.top, 1, r.bottom-r.top+1, PATCOPY );
 618         PatBlt32( hdc, r.left, r.top-1, r.right-r.left, 1, PATCOPY );
 619         r.left++;
 620         r.right--;
 621         SelectObject32( hdc, hbrushOld );
 622     }
 623
 624     MoveTo( hdc, r.left, r.bottom );
 625     LineTo32( hdc, r.right-1, r.bottom );
 626
 627     if (style & WS_SYSMENU)
 628     {
 629         NC_DrawSysButton( hwnd, hdc, FALSE );
 630         r.left += SYSMETRICS_CXSIZE + 1;
 631         MoveTo( hdc, r.left - 1, r.top );
 632         LineTo32( hdc, r.left - 1, r.bottom );
 633     }
 634     if (style & WS_MAXIMIZEBOX)
 635     {
 636         NC_DrawMaxButton( hwnd, hdc, FALSE );
 637         r.right -= SYSMETRICS_CXSIZE + 1;
 638     }
 639     if (style & WS_MINIMIZEBOX)
 640     {
 641         NC_DrawMinButton( hwnd, hdc, FALSE );
 642         r.right -= SYSMETRICS_CXSIZE + 1;
 643     }
 644
 645     FillRect16( hdc, &r, active ? sysColorObjects.hbrushActiveCaption :
 646                                   sysColorObjects.hbrushInactiveCaption );
 647
 648     if (GetWindowText32A( hwnd, buffer, sizeof(buffer) ))
 649     {
 650         if (active) SetTextColor( hdc, GetSysColor( COLOR_CAPTIONTEXT ) );
 651         else SetTextColor( hdc, GetSysColor( COLOR_INACTIVECAPTIONTEXT ) );
 652         SetBkMode32( hdc, TRANSPARENT );
 653         DrawText16( hdc, buffer, -1, &r,
 654                     DT_SINGLELINE | DT_CENTER | DT_VCENTER | DT_NOPREFIX );
 655     }
 656 }
 657
 658
 659 /***********************************************************************
 660  *           NC_DoNCPaint
 661  *
 662  * Paint the non-client area. clip is currently unused.
 663  */
 664 void NC_DoNCPaint( HWND32 hwnd, HRGN32 clip, BOOL32 suppress_menupaint )
 665 {
 666     HDC32 hdc;
 667     RECT16 rect;
 668     BOOL32 active;
 669
 670     WND *wndPtr = WIN_FindWndPtr( hwnd );
 671
 672     if (!wndPtr || wndPtr->dwStyle & WS_MINIMIZE ||
 673         !WIN_IsWindowDrawable( wndPtr, 0 )) return; /* Nothing to do */
 674
 675     active  = wndPtr->flags & WIN_NCACTIVATED;
 676
 677     dprintf_nonclient(stddeb, "NC_DoNCPaint: %04x %d\n", hwnd, active );
 678
 679     if (!(hdc = GetDCEx32( hwnd, 0, DCX_USESTYLE | DCX_WINDOW ))) return;
 680
 681     if (ExcludeVisRect( hdc, wndPtr->rectClient.left-wndPtr->rectWindow.left,
 682                         wndPtr->rectClient.top-wndPtr->rectWindow.top,
 683                         wndPtr->rectClient.right-wndPtr->rectWindow.left,
 684                         wndPtr->rectClient.bottom-wndPtr->rectWindow.top )
 685         == NULLREGION)
 686     {
 687         ReleaseDC32( hwnd, hdc );
 688         return;
 689     }
 690
 691     rect.top = rect.left = 0;
 692     rect.right  = wndPtr->rectWindow.right - wndPtr->rectWindow.left;
 693     rect.bottom = wndPtr->rectWindow.bottom - wndPtr->rectWindow.top;
 694
 695     SelectObject32( hdc, sysColorObjects.hpenWindowFrame );
 696
 697     if (!(wndPtr->flags & WIN_MANAGED))
 698     {
 699         if ((wndPtr->dwStyle & WS_BORDER) || (wndPtr->dwStyle & WS_DLGFRAME) ||
 700             (wndPtr->dwExStyle & WS_EX_DLGMODALFRAME))
 701         {
 702             MoveTo( hdc, 0, 0 );
 703             LineTo32( hdc, rect.right-1, 0 );
 704             LineTo32( hdc, rect.right-1, rect.bottom-1 );
 705             LineTo32( hdc, 0, rect.bottom-1 );
 706             LineTo32( hdc, 0, 0 );
 707             InflateRect16( &rect, -1, -1 );
 708         }
 709
 710         if (HAS_DLGFRAME( wndPtr->dwStyle, wndPtr->dwExStyle ))
 711             NC_DrawFrame( hdc, &rect, TRUE, active );
 712         else if (wndPtr->dwStyle & WS_THICKFRAME)
 713             NC_DrawFrame(hdc, &rect, FALSE, active );
 714
 715         if ((wndPtr->dwStyle & WS_CAPTION) == WS_CAPTION)
 716         {
 717             RECT16 r = rect;
 718             r.bottom = rect.top + SYSMETRICS_CYSIZE;
 719             rect.top += SYSMETRICS_CYSIZE + SYSMETRICS_CYBORDER;
 720             NC_DrawCaption( hdc, &r, hwnd, wndPtr->dwStyle, active );
 721         }
 722     }
 723
 724     if (HAS_MENU(wndPtr))
 725     {
 726         RECT16 r = rect;
 727         r.bottom = rect.top + SYSMETRICS_CYMENU;  /* default height */
 728         rect.top += MENU_DrawMenuBar( hdc, &r, hwnd, suppress_menupaint );
 729     }
 730
 731       /* Draw the scroll-bars */
 732
 733     if (wndPtr->dwStyle & WS_VSCROLL)
 734         SCROLL_DrawScrollBar( hwnd, hdc, SB_VERT, TRUE );
 735     if (wndPtr->dwStyle & WS_HSCROLL)
 736         SCROLL_DrawScrollBar( hwnd, hdc, SB_HORZ, TRUE );
 737
 738       /* Draw the "size-box" */
 739
 740     if ((wndPtr->dwStyle & WS_VSCROLL) && (wndPtr->dwStyle & WS_HSCROLL))
 741     {
 742         RECT16 r = rect;
 743         r.left = r.right - SYSMETRICS_CXVSCROLL + 1;
 744         r.top  = r.bottom - SYSMETRICS_CYHSCROLL + 1;
 745         FillRect16( hdc, &r, sysColorObjects.hbrushScrollbar );
 746     }
 747
 748     ReleaseDC32( hwnd, hdc );
 749 }
 750
 751
 752
 753 /***********************************************************************
 754  *           NC_HandleNCPaint
 755  *
 756  * Handle a WM_NCPAINT message. Called from DefWindowProc().
 757  */
 758 LONG NC_HandleNCPaint( HWND32 hwnd , HRGN32 clip)
 759 {
 760     NC_DoNCPaint( hwnd, clip, FALSE );
 761     return 0;
 762 }
 763
 764
 765 /***********************************************************************
 766  *           NC_HandleNCActivate
 767  *
 768  * Handle a WM_NCACTIVATE message. Called from DefWindowProc().
 769  */
 770 LONG NC_HandleNCActivate( WND *wndPtr, WPARAM16 wParam )
 771 {
 772     WORD wStateChange;
 773
 774     if( wParam ) wStateChange = !(wndPtr->flags & WIN_NCACTIVATED);
 775     else wStateChange = wndPtr->flags & WIN_NCACTIVATED;
 776
 777     if( wStateChange )
 778     {
 779       if (wParam) wndPtr->flags |= WIN_NCACTIVATED;
 780       else wndPtr->flags &= ~WIN_NCACTIVATED;
 781
 782       if( wndPtr->dwStyle & WS_MINIMIZE )
 783         PAINT_RedrawWindow( wndPtr->hwndSelf, NULL, 0, RDW_INVALIDATE | RDW_ERASE | RDW_ERASENOW, 0 );
 784       else
 785         NC_DoNCPaint( wndPtr->hwndSelf, (HRGN32)1, FALSE );
 786     }
 787     return TRUE;
 788 }
 789
 790
 791 /***********************************************************************
 792  *           NC_HandleSetCursor
 793  *
 794  * Handle a WM_SETCURSOR message. Called from DefWindowProc().
 795  */
 796 LONG NC_HandleSetCursor( HWND32 hwnd, WPARAM16 wParam, LPARAM lParam )
 797 {
 798     if (hwnd != (HWND32)wParam) return 0;  /* Don't set the cursor for child windows */
 799
 800     switch(LOWORD(lParam))
 801     {
 802     case HTERROR:
 803         {
 804             WORD msg = HIWORD( lParam );
 805             if ((msg == WM_LBUTTONDOWN) || (msg == WM_MBUTTONDOWN) ||
 806                 (msg == WM_RBUTTONDOWN))
 807                 MessageBeep(0);
 808         }
 809         break;
 810
 811     case HTCLIENT:
 812         {
 813             WND *wndPtr;
 814             if (!(wndPtr = WIN_FindWndPtr( hwnd ))) break;
 815             if (wndPtr->class->hCursor)
 816             {
 817                 SetCursor( wndPtr->class->hCursor );
 818                 return TRUE;
 819             }
 820             else return FALSE;
 821         }
 822
 823     case HTLEFT:
 824     case HTRIGHT:
 825         return (LONG)SetCursor( LoadCursor16( 0, IDC_SIZEWE ) );
 826
 827     case HTTOP:
 828     case HTBOTTOM:
 829         return (LONG)SetCursor( LoadCursor16( 0, IDC_SIZENS ) );
 830
 831     case HTTOPLEFT:
 832     case HTBOTTOMRIGHT:
 833         return (LONG)SetCursor( LoadCursor16( 0, IDC_SIZENWSE ) );
 834
 835     case HTTOPRIGHT:
 836     case HTBOTTOMLEFT:
 837         return (LONG)SetCursor( LoadCursor16( 0, IDC_SIZENESW ) );
 838     }
 839
 840     /* Default cursor: arrow */
 841     return (LONG)SetCursor( LoadCursor16( 0, IDC_ARROW ) );
 842 }
 843
 844 /***********************************************************************
 845  *           NC_GetSysPopupPos
 846  */
 847 BOOL NC_GetSysPopupPos( WND* wndPtr, RECT16* rect )
 848 {
 849   if( !wndPtr->hSysMenu ) return FALSE;
 850
 851   NC_GetInsideRect( wndPtr->hwndSelf, rect );
 852   OffsetRect16( rect, wndPtr->rectWindow.left, wndPtr->rectWindow.top );
 853   if (wndPtr->dwStyle & WS_CHILD)
 854      ClientToScreen16( wndPtr->parent->hwndSelf, (POINT16 *)rect );
 855   rect->right = rect->left + SYSMETRICS_CXSIZE;
 856   rect->bottom = rect->top + SYSMETRICS_CYSIZE;
 857   return TRUE;
 858 }
 859
 860 /***********************************************************************
 861  *           NC_TrackSysMenu
 862  *
 863  * Track a mouse button press on the system menu.
 864  */
 865 static void NC_TrackSysMenu( HWND hwnd, HDC16 hdc, POINT16 pt )
 866 {
 867     RECT16 rect;
 868     WND *wndPtr = WIN_FindWndPtr( hwnd );
 869     int iconic = wndPtr->dwStyle & WS_MINIMIZE;
 870     HMENU16 hmenu;
 871
 872     if (!(wndPtr->dwStyle & WS_SYSMENU)) return;
 873
 874     /* If window has a menu, track the menu bar normally if it not minimized */
 875     if (HAS_MENU(wndPtr) && !iconic) MENU_TrackMouseMenuBar( hwnd, pt );
 876     else
 877     {
 878           /* Otherwise track the system menu like a normal popup menu */
 879
 880         NC_GetSysPopupPos( wndPtr, &rect );
 881         if (!iconic) NC_DrawSysButton( hwnd, hdc, TRUE );
 882         hmenu = GetSystemMenu(hwnd, 0);
 883         MENU_InitSysMenuPopup(hmenu, wndPtr->dwStyle,
 884                                     wndPtr->class->style);
 885         TrackPopupMenu16( hmenu, TPM_LEFTALIGN | TPM_LEFTBUTTON,
 886                           rect.left, rect.bottom, 0, hwnd, &rect );
 887         if (!iconic) NC_DrawSysButton( hwnd, hdc, FALSE );
 888     }
 889 }
 890
 891
 892 /***********************************************************************
 893  *           NC_StartSizeMove
 894  *
 895  * Initialisation of a move or resize, when initiatied from a menu choice.
 896  * Return hit test code for caption or sizing border.
 897  */
 898 static LONG NC_StartSizeMove( HWND hwnd, WPARAM16 wParam, POINT16 *capturePoint )
 899 {
 900     LONG hittest = 0;
 901     POINT16 pt;
 902     MSG16 msg;
 903     WND * wndPtr = WIN_FindWndPtr( hwnd );
 904
 905     if ((wParam & 0xfff0) == SC_MOVE)
 906     {
 907           /* Move pointer at the center of the caption */
 908         RECT16 rect;
 909         NC_GetInsideRect( hwnd, &rect );
 910         if (wndPtr->dwStyle & WS_SYSMENU)
 911             rect.left += SYSMETRICS_CXSIZE + 1;
 912         if (wndPtr->dwStyle & WS_MINIMIZEBOX)
 913             rect.right -= SYSMETRICS_CXSIZE + 1;
 914         if (wndPtr->dwStyle & WS_MAXIMIZEBOX)
 915             rect.right -= SYSMETRICS_CXSIZE + 1;
 916         pt.x = wndPtr->rectWindow.left + (rect.right - rect.left) / 2;
 917         pt.y = wndPtr->rectWindow.top + rect.top + SYSMETRICS_CYSIZE/2;
 918         if (wndPtr->dwStyle & WS_CHILD)
 919             ClientToScreen16( wndPtr->parent->hwndSelf, &pt );
 920         hittest = HTCAPTION;
 921     }
 922     else  /* SC_SIZE */
 923     {
 924         SetCapture32(hwnd);
 925         while(!hittest)
 926         {
 927             MSG_InternalGetMessage( &msg, 0, 0, MSGF_SIZE, PM_REMOVE, FALSE );
 928             switch(msg.message)
 929             {
 930             case WM_MOUSEMOVE:
 931                 hittest = NC_HandleNCHitTest( hwnd, msg.pt );
 932                 pt = msg.pt;
 933                 if ((hittest < HTLEFT) || (hittest > HTBOTTOMRIGHT))
 934                     hittest = 0;
 935                 break;
 936
 937             case WM_LBUTTONUP:
 938                 return 0;
 939
 940             case WM_KEYDOWN:
 941                 switch(msg.wParam)
 942                 {
 943                 case VK_UP:
 944                     hittest = HTTOP;
 945                     pt.x =(wndPtr->rectWindow.left+wndPtr->rectWindow.right)/2;
 946                     pt.y = wndPtr->rectWindow.top + SYSMETRICS_CYFRAME / 2;
 947                     break;
 948                 case VK_DOWN:
 949                     hittest = HTBOTTOM;
 950                     pt.x =(wndPtr->rectWindow.left+wndPtr->rectWindow.right)/2;
 951                     pt.y = wndPtr->rectWindow.bottom - SYSMETRICS_CYFRAME / 2;
 952                     break;
 953                 case VK_LEFT:
 954                     hittest = HTLEFT;
 955                     pt.x = wndPtr->rectWindow.left + SYSMETRICS_CXFRAME / 2;
 956                     pt.y =(wndPtr->rectWindow.top+wndPtr->rectWindow.bottom)/2;
 957                     break;
 958                 case VK_RIGHT:
 959                     hittest = HTRIGHT;
 960                     pt.x = wndPtr->rectWindow.right - SYSMETRICS_CXFRAME / 2;
 961                     pt.y =(wndPtr->rectWindow.top+wndPtr->rectWindow.bottom)/2;
 962                     break;
 963                 case VK_RETURN:
 964                 case VK_ESCAPE: return 0;
 965                 }
 966             }
 967         }
 968     }
 969     *capturePoint = pt;
 970     SetCursorPos( capturePoint->x, capturePoint->y );
 971     NC_HandleSetCursor( hwnd, (WPARAM16)hwnd, MAKELONG( hittest, WM_MOUSEMOVE ));
 972     return hittest;
 973 }
 974
 975
 976 /***********************************************************************
 977  *           NC_DoSizeMove
 978  *
 979  * Perform SC_MOVE and SC_SIZE commands.
 980  */
 981 static void NC_DoSizeMove( HWND hwnd, WORD wParam, POINT16 pt )
 982 {
 983     MSG16 msg;
 984     RECT16 sizingRect, mouseRect;
 985     HDC32 hdc;
 986     LONG hittest = (LONG)(wParam & 0x0f);
 987     HCURSOR16 hDragCursor = 0, hOldCursor = 0;
 988     POINT16   minTrack, maxTrack, capturePoint = pt;
 989     WND *     wndPtr = WIN_FindWndPtr( hwnd );
 990     BOOL32    thickframe = HAS_THICKFRAME( wndPtr->dwStyle );
 991     BOOL32    iconic = wndPtr->dwStyle & WS_MINIMIZE;
 992     int       moved = 0;
 993
 994     if (IsZoomed(hwnd) || !IsWindowVisible(hwnd) ||
 995         (wndPtr->flags & WIN_MANAGED)) return;
 996
 997     if ((wParam & 0xfff0) == SC_MOVE)
 998     {
 999         if (!(wndPtr->dwStyle & WS_CAPTION)) return;
1000         if (!hittest) hittest = NC_StartSizeMove( hwnd, wParam, &capturePoint );
1001         if (!hittest) return;
1002     }
1003     else  /* SC_SIZE */
1004     {
1005         if (!thickframe) return;
1006         if (hittest) hittest += HTLEFT-1;
1007         else
1008         {
1009             SetCapture32(hwnd);
1010             hittest = NC_StartSizeMove( hwnd, wParam, &capturePoint );
1011             if (!hittest)
1012             {
1013                 ReleaseCapture();
1014                 return;
1015             }
1016         }
1017     }
1018
1019       /* Get min/max info */
1020
1021     NC_GetMinMaxInfo( wndPtr, NULL, NULL, &minTrack, &maxTrack );
1022     sizingRect = wndPtr->rectWindow;
1023     if (wndPtr->dwStyle & WS_CHILD)
1024         GetClientRect16( wndPtr->parent->hwndSelf, &mouseRect );
1025     else SetRect16(&mouseRect, 0, 0, SYSMETRICS_CXSCREEN, SYSMETRICS_CYSCREEN);
1026     if (ON_LEFT_BORDER(hittest))
1027     {
1028         mouseRect.left  = MAX( mouseRect.left, sizingRect.right-maxTrack.x );
1029         mouseRect.right = MIN( mouseRect.right, sizingRect.right-minTrack.x );
1030     }
1031     else if (ON_RIGHT_BORDER(hittest))
1032     {
1033         mouseRect.left  = MAX( mouseRect.left, sizingRect.left+minTrack.x );
1034         mouseRect.right = MIN( mouseRect.right, sizingRect.left+maxTrack.x );
1035     }
1036     if (ON_TOP_BORDER(hittest))
1037     {
1038         mouseRect.top    = MAX( mouseRect.top, sizingRect.bottom-maxTrack.y );
1039         mouseRect.bottom = MIN( mouseRect.bottom,sizingRect.bottom-minTrack.y);
1040     }
1041     else if (ON_BOTTOM_BORDER(hittest))
1042     {
1043         mouseRect.top    = MAX( mouseRect.top, sizingRect.top+minTrack.y );
1044         mouseRect.bottom = MIN( mouseRect.bottom, sizingRect.top+maxTrack.y );
1045     }
1046     SendMessage16( hwnd, WM_ENTERSIZEMOVE, 0, 0 );
1047
1048     if (GetCapture32() != hwnd) SetCapture32( hwnd );
1049
1050     if (wndPtr->dwStyle & WS_CHILD)
1051     {
1052           /* Retrieve a default cache DC (without using the window style) */
1053         hdc = GetDCEx32( wndPtr->parent->hwndSelf, 0, DCX_CACHE );
1054     }
1055     else
1056     {  /* Grab the server only when moving top-level windows without desktop */
1057         hdc = GetDC32( 0 );
1058         if (rootWindow == DefaultRootWindow(display)) XGrabServer( display );
1059     }
1060
1061     if( iconic )
1062     {
1063       HICON16 hIcon = (wndPtr->class->hIcon)
1064                       ? wndPtr->class->hIcon
1065                       : (HICON16)SendMessage16( hwnd, WM_QUERYDRAGICON, 0, 0L);
1066       if( hIcon )
1067       {
1068         hDragCursor =  CURSORICON_IconToCursor( hIcon, TRUE );
1069         hOldCursor = SetCursor(hDragCursor);
1070         ShowCursor(1);
1071       } else iconic = FALSE;
1072     }
1073
1074     if( !iconic ) NC_DrawMovingFrame( hdc, &sizingRect, thickframe );
1075
1076     while(1)
1077     {
1078         int dx = 0, dy = 0;
1079
1080         MSG_InternalGetMessage( &msg, 0, 0, MSGF_SIZE, PM_REMOVE, FALSE );
1081
1082           /* Exit on button-up, Return, or Esc */
1083         if ((msg.message == WM_LBUTTONUP) ||
1084             ((msg.message == WM_KEYDOWN) &&
1085              ((msg.wParam == VK_RETURN) || (msg.wParam == VK_ESCAPE)))) break;
1086
1087         if ((msg.message != WM_KEYDOWN) && (msg.message != WM_MOUSEMOVE))
1088             continue;  /* We are not interested in other messages */
1089
1090         pt = msg.pt;
1091         if (wndPtr->dwStyle & WS_CHILD)
1092             ScreenToClient16( wndPtr->parent->hwndSelf, &pt );
1093
1094         if (msg.message == WM_KEYDOWN) switch(msg.wParam)
1095         {
1096             case VK_UP:    pt.y -= 8; break;
1097             case VK_DOWN:  pt.y += 8; break;
1098             case VK_LEFT:  pt.x -= 8; break;
1099             case VK_RIGHT: pt.x += 8; break;
1100         }
1101
1102         pt.x = MAX( pt.x, mouseRect.left );
1103         pt.x = MIN( pt.x, mouseRect.right );
1104         pt.y = MAX( pt.y, mouseRect.top );
1105         pt.y = MIN( pt.y, mouseRect.bottom );
1106
1107         dx = pt.x - capturePoint.x;
1108         dy = pt.y - capturePoint.y;
1109
1110         if (dx || dy)
1111         {
1112             moved = 1;
1113             if (msg.message == WM_KEYDOWN) SetCursorPos( pt.x, pt.y );
1114             else
1115             {
1116                 RECT16 newRect = sizingRect;
1117
1118                 if (hittest == HTCAPTION) OffsetRect16( &newRect, dx, dy );
1119                 if (ON_LEFT_BORDER(hittest)) newRect.left += dx;
1120                 else if (ON_RIGHT_BORDER(hittest)) newRect.right += dx;
1121                 if (ON_TOP_BORDER(hittest)) newRect.top += dy;
1122                 else if (ON_BOTTOM_BORDER(hittest)) newRect.bottom += dy;
1123                 if( !iconic )
1124                 {
1125                   NC_DrawMovingFrame( hdc, &sizingRect, thickframe );
1126                   NC_DrawMovingFrame( hdc, &newRect, thickframe );
1127                 }
1128                 capturePoint = pt;
1129                 sizingRect = newRect;
1130             }
1131         }
1132     }
1133
1134     ReleaseCapture();
1135     if( iconic )
1136     {
1137       ShowCursor(0);
1138       SetCursor(hOldCursor);
1139       if( hDragCursor ) DestroyCursor(hDragCursor);
1140     }
1141     else
1142       NC_DrawMovingFrame( hdc, &sizingRect, thickframe );
1143
1144     if (wndPtr->dwStyle & WS_CHILD)
1145         ReleaseDC32( wndPtr->parent->hwndSelf, hdc );
1146     else
1147     {
1148         ReleaseDC32( 0, hdc );
1149         if (rootWindow == DefaultRootWindow(display)) XUngrabServer( display );
1150     }
1151
1152     if (HOOK_IsHooked( WH_CBT ))
1153     {
1154        RECT16* pr = SEGPTR_NEW(RECT16);
1155        if( pr )
1156        {
1157          *pr = sizingRect;
1158           if( HOOK_CallHooks16( WH_CBT, HCBT_MOVESIZE, hwnd,
1159                                 (LPARAM)SEGPTR_GET(pr)) )
1160               sizingRect = wndPtr->rectWindow;
1161           else
1162               sizingRect = *pr;
1163           SEGPTR_FREE(pr);
1164        }
1165     }
1166     SendMessage16( hwnd, WM_EXITSIZEMOVE, 0, 0 );
1167     SendMessage16( hwnd, WM_SETVISIBLE, !IsIconic(hwnd), 0L);
1168
1169     /* Single click brings up the system menu when iconized */
1170
1171     if (!moved && (wndPtr->dwStyle & WS_MINIMIZE))
1172     {
1173         NC_TrackSysMenu( hwnd, hdc, pt );
1174         return;
1175     }
1176
1177       /* If Esc key, don't move the window */
1178     if ((msg.message == WM_KEYDOWN) && (msg.wParam == VK_ESCAPE)) return;
1179
1180     if (hittest != HTCAPTION)
1181         SetWindowPos( hwnd, 0, sizingRect.left, sizingRect.top,
1182                      sizingRect.right - sizingRect.left,
1183                      sizingRect.bottom - sizingRect.top,
1184                      SWP_NOACTIVATE | SWP_NOZORDER );
1185     else SetWindowPos( hwnd, 0, sizingRect.left, sizingRect.top, 0, 0,
1186                       SWP_NOACTIVATE | SWP_NOSIZE | SWP_NOZORDER );
1187 }
1188
1189
1190 /***********************************************************************
1191  *           NC_TrackMinMaxBox
1192  *
1193  * Track a mouse button press on the minimize or maximize box.
1194  */
1195 static void NC_TrackMinMaxBox( HWND hwnd, WORD wParam )
1196 {
1197     MSG16 msg;
1198     HDC32 hdc = GetWindowDC32( hwnd );
1199     BOOL pressed = TRUE;
1200
1201     SetCapture32( hwnd );
1202     if (wParam == HTMINBUTTON) NC_DrawMinButton( hwnd, hdc, TRUE );
1203     else NC_DrawMaxButton( hwnd, hdc, TRUE );
1204
1205     do
1206     {
1207         BOOL oldstate = pressed;
1208         MSG_InternalGetMessage( &msg, 0, 0, 0, PM_REMOVE, FALSE );
1209
1210         pressed = (NC_HandleNCHitTest( hwnd, msg.pt ) == wParam);
1211         if (pressed != oldstate)
1212         {
1213             if (wParam == HTMINBUTTON) NC_DrawMinButton( hwnd, hdc, pressed );
1214             else NC_DrawMaxButton( hwnd, hdc, pressed );
1215         }
1216     } while (msg.message != WM_LBUTTONUP);
1217
1218     if (wParam == HTMINBUTTON) NC_DrawMinButton( hwnd, hdc, FALSE );
1219     else NC_DrawMaxButton( hwnd, hdc, FALSE );
1220
1221     ReleaseCapture();
1222     ReleaseDC32( hwnd, hdc );
1223     if (!pressed) return;
1224
1225     if (wParam == HTMINBUTTON)
1226         SendMessage16( hwnd, WM_SYSCOMMAND, SC_MINIMIZE, *(LONG*)&msg.pt );
1227     else
1228         SendMessage16( hwnd, WM_SYSCOMMAND,
1229                   IsZoomed(hwnd) ? SC_RESTORE : SC_MAXIMIZE, *(LONG*)&msg.pt );
1230 }
1231
1232
1233 /***********************************************************************
1234  *           NC_TrackScrollBar
1235  *
1236  * Track a mouse button press on the horizontal or vertical scroll-bar.
1237  */
1238 static void NC_TrackScrollBar( HWND32 hwnd, WPARAM32 wParam, POINT32 pt )
1239 {
1240     MSG16 *msg;
1241     INT32 scrollbar;
1242     WND *wndPtr = WIN_FindWndPtr( hwnd );
1243
1244     if ((wParam & 0xfff0) == SC_HSCROLL)
1245     {
1246         if ((wParam & 0x0f) != HTHSCROLL) return;
1247         scrollbar = SB_HORZ;
1248     }
1249     else  /* SC_VSCROLL */
1250     {
1251         if ((wParam & 0x0f) != HTVSCROLL) return;
1252         scrollbar = SB_VERT;
1253     }
1254
1255     if (!(msg = SEGPTR_NEW(MSG16))) return;
1256     pt.x -= wndPtr->rectWindow.left;
1257     pt.y -= wndPtr->rectWindow.top;
1258     SetCapture32( hwnd );
1259     SCROLL_HandleScrollEvent( hwnd, scrollbar, WM_LBUTTONDOWN, pt );
1260
1261     do
1262     {
1263         GetMessage( SEGPTR_GET(msg), 0, 0, 0 );
1264         switch(msg->message)
1265         {
1266         case WM_LBUTTONUP:
1267         case WM_MOUSEMOVE:
1268         case WM_SYSTIMER:
1269             pt.x = LOWORD(msg->lParam) + wndPtr->rectClient.left -
1270               wndPtr->rectWindow.left;
1271             pt.y = HIWORD(msg->lParam) + wndPtr->rectClient.top -
1272               wndPtr->rectWindow.top;
1273             SCROLL_HandleScrollEvent( hwnd, scrollbar, msg->message, pt );
1274             break;
1275         default:
1276             TranslateMessage( msg );
1277             DispatchMessage( msg );
1278             break;
1279         }
1280         if (!IsWindow( hwnd ))
1281         {
1282             ReleaseCapture();
1283             break;
1284         }
1285     } while (msg->message != WM_LBUTTONUP);
1286     SEGPTR_FREE(msg);
1287 }
1288
1289 /***********************************************************************
1290  *           NC_HandleNCLButtonDown
1291  *
1292  * Handle a WM_NCLBUTTONDOWN message. Called from DefWindowProc().
1293  */
1294 LONG NC_HandleNCLButtonDown( HWND32 hwnd, WPARAM16 wParam, LPARAM lParam )
1295 {
1296     HDC32 hdc;
1297
1298     switch(wParam)  /* Hit test */
1299     {
1300     case HTCAPTION:
1301         SendMessage16( hwnd, WM_SYSCOMMAND, SC_MOVE + HTCAPTION, lParam );
1302         break;
1303
1304     case HTSYSMENU:
1305         hdc = GetWindowDC32( hwnd );
1306         NC_TrackSysMenu( hwnd, hdc, MAKEPOINT16(lParam) );
1307         ReleaseDC32( hwnd, hdc );
1308         break;
1309
1310     case HTMENU:
1311         SendMessage16( hwnd, WM_SYSCOMMAND, SC_MOUSEMENU, lParam );
1312         break;
1313
1314     case HTHSCROLL:
1315         SendMessage16( hwnd, WM_SYSCOMMAND, SC_HSCROLL + HTHSCROLL, lParam );
1316         break;
1317
1318     case HTVSCROLL:
1319         SendMessage16( hwnd, WM_SYSCOMMAND, SC_VSCROLL + HTVSCROLL, lParam );
1320         break;
1321
1322     case HTMINBUTTON:
1323     case HTMAXBUTTON:
1324         NC_TrackMinMaxBox( hwnd, wParam );
1325         break;
1326
1327     case HTLEFT:
1328     case HTRIGHT:
1329     case HTTOP:
1330     case HTTOPLEFT:
1331     case HTTOPRIGHT:
1332     case HTBOTTOM:
1333     case HTBOTTOMLEFT:
1334     case HTBOTTOMRIGHT:
1335         SendMessage16( hwnd, WM_SYSCOMMAND, SC_SIZE + wParam - HTLEFT+1, lParam);
1336         break;
1337
1338     case HTBORDER:
1339         break;
1340     }
1341     return 0;
1342 }
1343
1344
1345 /***********************************************************************
1346  *           NC_HandleNCLButtonDblClk
1347  *
1348  * Handle a WM_NCLBUTTONDBLCLK message. Called from DefWindowProc().
1349  */
1350 LONG NC_HandleNCLButtonDblClk( WND *pWnd, WPARAM16 wParam, LPARAM lParam )
1351 {
1352     /*
1353      * if this is an icon, send a restore since we are handling
1354      * a double click
1355      */
1356     if (pWnd->dwStyle & WS_MINIMIZE)
1357     {
1358         SendMessage16( pWnd->hwndSelf, WM_SYSCOMMAND, SC_RESTORE, lParam );
1359         return 0;
1360     }
1361
1362     switch(wParam)  /* Hit test */
1363     {
1364     case HTCAPTION:
1365         /* stop processing if WS_MAXIMIZEBOX is missing */
1366         if (pWnd->dwStyle & WS_MAXIMIZEBOX)
1367             SendMessage16( pWnd->hwndSelf, WM_SYSCOMMAND,
1368                       (pWnd->dwStyle & WS_MAXIMIZE) ? SC_RESTORE : SC_MAXIMIZE,
1369                       lParam );
1370         break;
1371
1372     case HTSYSMENU:
1373         if (!(pWnd->class->style & CS_NOCLOSE))
1374             SendMessage16( pWnd->hwndSelf, WM_SYSCOMMAND, SC_CLOSE, lParam );
1375         break;
1376     }
1377     return 0;
1378 }
1379
1380
1381 /***********************************************************************
1382  *           NC_HandleSysCommand
1383  *
1384  * Handle a WM_SYSCOMMAND message. Called from DefWindowProc().
1385  */
1386 LONG NC_HandleSysCommand( HWND32 hwnd, WPARAM16 wParam, POINT16 pt )
1387 {
1388     WND *wndPtr = WIN_FindWndPtr( hwnd );
1389     POINT32 pt32;
1390
1391     dprintf_nonclient(stddeb, "Handling WM_SYSCOMMAND %x %d,%d\n",
1392                       wParam, pt.x, pt.y );
1393
1394     if (wndPtr->dwStyle & WS_CHILD && wParam != SC_KEYMENU )
1395         ScreenToClient16( wndPtr->parent->hwndSelf, &pt );
1396
1397     switch (wParam & 0xfff0)
1398     {
1399     case SC_SIZE:
1400     case SC_MOVE:
1401         NC_DoSizeMove( hwnd, wParam, pt );
1402         break;
1403
1404     case SC_MINIMIZE:
1405         ShowWindow( hwnd, SW_MINIMIZE );
1406         break;
1407
1408     case SC_MAXIMIZE:
1409         ShowWindow( hwnd, SW_MAXIMIZE );
1410         break;
1411
1412     case SC_RESTORE:
1413         ShowWindow( hwnd, SW_RESTORE );
1414         break;
1415
1416     case SC_NEXTWINDOW:
1417     case SC_PREVWINDOW:
1418         break;
1419
1420     case SC_CLOSE:
1421         return SendMessage16( hwnd, WM_CLOSE, 0, 0 );
1422
1423     case SC_VSCROLL:
1424     case SC_HSCROLL:
1425         CONV_POINT16TO32( &pt, &pt32 );
1426         NC_TrackScrollBar( hwnd, wParam, pt32 );
1427         break;
1428
1429     case SC_MOUSEMENU:
1430         MENU_TrackMouseMenuBar( hwnd, pt );
1431         break;
1432
1433     case SC_KEYMENU:
1434         MENU_TrackKbdMenuBar( wndPtr , wParam , pt.x );
1435         break;
1436
1437     case SC_ARRANGE:
1438         break;
1439
1440     case SC_TASKLIST:
1441         WinExec( "taskman.exe", SW_SHOWNORMAL );
1442         break;
1443
1444     case SC_HOTKEY:
1445         break;
1446
1447     case SC_SCREENSAVE:
1448         if (wParam == SC_ABOUTWINE)
1449         {
1450           extern const char people[];
1451           ShellAbout(hwnd,"WINE",people,0);
1452         }
1453         break;
1454     }
1455     return 0;
1456 }