dll/win32/comctl32/status.c

   1 /*
   2  * Interface code to StatusWindow widget/control
   3  *
   4  * Copyright 1996 Bruce Milner
   5  * Copyright 1998, 1999 Eric Kohl
   6  * Copyright 2002 Dimitrie O. Paun
   7  *
   8  * This library is free software; you can redistribute it and/or
   9  * modify it under the terms of the GNU Lesser General Public
  10  * License as published by the Free Software Foundation; either
  11  * version 2.1 of the License, or (at your option) any later version.
  12  *
  13  * This library is distributed in the hope that it will be useful,
  14  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16  * Lesser General Public License for more details.
  17  *
  18  * You should have received a copy of the GNU Lesser General Public
  19  * License along with this library; if not, write to the Free Software
  20  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  21  *
  22  * NOTE
  23  *
  24  * This code was audited for completeness against the documented features
  25  * of Comctl32.dll version 6.0 on Sep. 24, 2002, by Dimitrie O. Paun.
  26  *
  27  * Unless otherwise noted, we believe this code to be complete, as per
  28  * the specification mentioned above.
  29  * If you discover missing features, or bugs, please note them below.
  30  *
  31  * TODO:
  32  *      -- CCS_BOTTOM (default)
  33  *      -- CCS_LEFT
  34  *      -- CCS_NODIVIDER
  35  *      -- CCS_NOMOVEX
  36  *      -- CCS_NOMOVEY
  37  *      -- CCS_NOPARENTALIGN
  38  *      -- CCS_RIGHT
  39  *      -- CCS_TOP
  40  *      -- CCS_VERT (defaults to RIGHT)
  41  */
  42
  43 #include "comctl32.h"
  44
  45 WINE_DEFAULT_DEBUG_CHANNEL(statusbar);
  46
  47 typedef struct
  48 {
  49     INT         x;
  50     INT         style;
  51     RECT        bound;
  52     LPWSTR      text;
  53     HICON       hIcon;
  54 } STATUSWINDOWPART;
  55
  56 typedef struct
  57 {
  58     HWND              Self;
  59     HWND              Notify;
  60     WORD              numParts;
  61     UINT              height;
  62     UINT              minHeight;        /* at least MIN_PANE_HEIGHT, can be increased by SB_SETMINHEIGHT */
  63     BOOL              simple;
  64     HWND              hwndToolTip;
  65     HFONT             hFont;
  66     HFONT             hDefaultFont;
  67     COLORREF          clrBk;            /* background color */
  68     BOOL              bUnicode;         /* notify format. TRUE if notifies in Unicode */
  69     STATUSWINDOWPART  part0;            /* simple window */
  70     STATUSWINDOWPART* parts;
  71     INT               horizontalBorder;
  72     INT               verticalBorder;
  73     INT               horizontalGap;
  74 } STATUS_INFO;
  75
  76 /*
  77  * Run tests using Waite Group Windows95 API Bible Vol. 1&2
  78  * The second cdrom contains executables drawstat.exe, gettext.exe,
  79  * simple.exe, getparts.exe, setparts.exe, statwnd.exe
  80  */
  81
  82 #define HORZ_BORDER 0
  83 #define VERT_BORDER 2
  84 #define HORZ_GAP    2
  85
  86 static const WCHAR themeClass[] = { 'S','t','a','t','u','s',0 };
  87
  88 /* prototype */
  89 static void
  90 STATUSBAR_SetPartBounds (STATUS_INFO *infoPtr);
  91 static LRESULT
  92 STATUSBAR_NotifyFormat (STATUS_INFO *infoPtr, HWND from, INT cmd);
  93
  94 static inline LPCSTR debugstr_t(LPCWSTR text, BOOL isW)
  95 {
  96   return isW ? debugstr_w(text) : debugstr_a((LPCSTR)text);
  97 }
  98
  99 static UINT
 100 STATUSBAR_ComputeHeight(STATUS_INFO *infoPtr)
 101 {
 102     HTHEME theme;
 103     UINT height;
 104     TEXTMETRICW tm;
 105     int margin;
 106
 107     COMCTL32_GetFontMetrics(infoPtr->hFont ? infoPtr->hFont : infoPtr->hDefaultFont, &tm);
 108     margin = (tm.tmInternalLeading ? tm.tmInternalLeading : 2);
 109     height = max(tm.tmHeight + margin + 2*GetSystemMetrics(SM_CYBORDER), infoPtr->minHeight) + infoPtr->verticalBorder;
 110
 111     if ((theme = GetWindowTheme(infoPtr->Self)))
 112     {
 113         /* Determine bar height from theme such that the content area is
 114          * textHeight pixels large */
 115         HDC hdc = GetDC(infoPtr->Self);
 116         RECT r;
 117
 118         SetRect(&r, 0, 0, 0, max(infoPtr->minHeight, tm.tmHeight));
 119         if (SUCCEEDED(GetThemeBackgroundExtent(theme, hdc, SP_PANE, 0, &r, &r)))
 120         {
 121             height = r.bottom - r.top;
 122         }
 123         ReleaseDC(infoPtr->Self, hdc);
 124     }
 125
 126     TRACE("    textHeight=%d+%d, final height=%d\n", tm.tmHeight, tm.tmInternalLeading, height);
 127     return height;
 128 }
 129
 130 static void
 131 STATUSBAR_DrawSizeGrip (HTHEME theme, HDC hdc, LPRECT lpRect)
 132 {
 133     RECT rc = *lpRect;
 134
 135     TRACE("draw size grip %s\n", wine_dbgstr_rect(lpRect));
 136
 137     if (theme)
 138     {
 139         SIZE gripperSize;
 140         if (SUCCEEDED (GetThemePartSize (theme, hdc, SP_GRIPPER, 0, lpRect,
 141             TS_DRAW, &gripperSize)))
 142         {
 143             rc.left = rc.right - gripperSize.cx;
 144             rc.top = rc.bottom - gripperSize.cy;
 145             if (SUCCEEDED (DrawThemeBackground(theme, hdc, SP_GRIPPER, 0, &rc, NULL)))
 146                 return;
 147         }
 148     }
 149
 150     rc.left = max( rc.left, rc.right - GetSystemMetrics(SM_CXVSCROLL) - 1 );
 151     rc.top  = max( rc.top, rc.bottom - GetSystemMetrics(SM_CYHSCROLL) - 1 );
 152     DrawFrameControl( hdc, &rc, DFC_SCROLL, DFCS_SCROLLSIZEGRIP );
 153 }
 154
 155
 156 static void
 157 STATUSBAR_DrawPart (const STATUS_INFO *infoPtr, HDC hdc, const STATUSWINDOWPART *part, int itemID)
 158 {
 159     RECT r = part->bound;
 160     UINT border = BDR_SUNKENOUTER;
 161     HTHEME theme = GetWindowTheme (infoPtr->Self);
 162     int themePart = SP_PANE;
 163     int x = 0;
 164
 165     TRACE("part bound %s\n", wine_dbgstr_rect(&r));
 166     if (part->style & SBT_POPOUT)
 167         border = BDR_RAISEDOUTER;
 168     else if (part->style & SBT_NOBORDERS)
 169         border = 0;
 170
 171     if (theme)
 172     {
 173         if ((GetWindowLongW (infoPtr->Self, GWL_STYLE) & SBARS_SIZEGRIP)
 174             && (infoPtr->simple || (itemID == (infoPtr->numParts-1))))
 175             themePart = SP_GRIPPERPANE;
 176         DrawThemeBackground(theme, hdc, themePart, 0, &r, NULL);
 177     }
 178     else
 179         DrawEdge(hdc, &r, border, BF_RECT|BF_ADJUST);
 180
 181     if (part->hIcon) {
 182         INT cy = r.bottom - r.top;
 183         DrawIconEx (hdc, r.left + 2, r.top, part->hIcon, cy, cy, 0, 0, DI_NORMAL);
 184         x = 2 + cy;
 185     }
 186
 187     if (part->style & SBT_OWNERDRAW) {
 188         DRAWITEMSTRUCT dis;
 189
 190         dis.CtlID = GetWindowLongPtrW (infoPtr->Self, GWLP_ID);
 191         dis.itemID = itemID;
 192         dis.hwndItem = infoPtr->Self;
 193         dis.hDC = hdc;
 194         dis.rcItem = r;
 195         dis.itemData = (ULONG_PTR)part->text;
 196         SendMessageW (infoPtr->Notify, WM_DRAWITEM, dis.CtlID, (LPARAM)&dis);
 197     } else {
 198         r.left += x;
 199 #ifdef __REACTOS__
 200         if (!theme)
 201             DrawStatusTextW (hdc, &r, part->text, SBT_NOBORDERS);
 202         else
 203             DrawThemeText(theme, hdc, SP_PANE, 0, part->text, -1, DT_VCENTER|DT_SINGLELINE|DT_NOPREFIX, 0, &r);
 204 #else
 205         DrawStatusTextW (hdc, &r, part->text, SBT_NOBORDERS);
 206 #endif
 207     }
 208 }
 209
 210
 211 static void
 212 STATUSBAR_RefreshPart (const STATUS_INFO *infoPtr, HDC hdc, const STATUSWINDOWPART *part, int itemID)
 213 {
 214     HBRUSH hbrBk;
 215     HTHEME theme;
 216
 217     TRACE("item %d\n", itemID);
 218
 219     if (part->bound.right < part->bound.left) return;
 220
 221     if (!RectVisible(hdc, &part->bound))
 222         return;
 223
 224     if ((theme = GetWindowTheme (infoPtr->Self)))
 225     {
 226         RECT cr;
 227         GetClientRect (infoPtr->Self, &cr);
 228         DrawThemeBackground(theme, hdc, 0, 0, &cr, &part->bound);
 229     }
 230     else
 231     {
 232         if (infoPtr->clrBk != CLR_DEFAULT)
 233                 hbrBk = CreateSolidBrush (infoPtr->clrBk);
 234         else
 235                 hbrBk = GetSysColorBrush (COLOR_3DFACE);
 236         FillRect(hdc, &part->bound, hbrBk);
 237         if (infoPtr->clrBk != CLR_DEFAULT)
 238                 DeleteObject (hbrBk);
 239     }
 240
 241     STATUSBAR_DrawPart (infoPtr, hdc, part, itemID);
 242 }
 243
 244
 245 static LRESULT
 246 STATUSBAR_Refresh (STATUS_INFO *infoPtr, HDC hdc)
 247 {
 248     RECT   rect;
 249     HBRUSH hbrBk;
 250     HFONT  hOldFont;
 251     HTHEME theme;
 252
 253     TRACE("\n");
 254     if (!IsWindowVisible(infoPtr->Self))
 255         return 0;
 256
 257     STATUSBAR_SetPartBounds(infoPtr);
 258
 259     GetClientRect (infoPtr->Self, &rect);
 260
 261     if ((theme = GetWindowTheme (infoPtr->Self)))
 262     {
 263         DrawThemeBackground(theme, hdc, 0, 0, &rect, NULL);
 264     }
 265     else
 266     {
 267         if (infoPtr->clrBk != CLR_DEFAULT)
 268             hbrBk = CreateSolidBrush (infoPtr->clrBk);
 269         else
 270             hbrBk = GetSysColorBrush (COLOR_3DFACE);
 271         FillRect(hdc, &rect, hbrBk);
 272         if (infoPtr->clrBk != CLR_DEFAULT)
 273             DeleteObject (hbrBk);
 274     }
 275
 276     hOldFont = SelectObject (hdc, infoPtr->hFont ? infoPtr->hFont : infoPtr->hDefaultFont);
 277
 278     if (infoPtr->simple) {
 279         STATUSBAR_RefreshPart (infoPtr, hdc, &infoPtr->part0, 0);
 280     } else {
 281         unsigned int i;
 282
 283         for (i = 0; i < infoPtr->numParts; i++) {
 284             STATUSBAR_RefreshPart (infoPtr, hdc, &infoPtr->parts[i], i);
 285         }
 286     }
 287
 288     SelectObject (hdc, hOldFont);
 289
 290     if (GetWindowLongW (infoPtr->Self, GWL_STYLE) & SBARS_SIZEGRIP)
 291             STATUSBAR_DrawSizeGrip (theme, hdc, &rect);
 292
 293     return 0;
 294 }
 295
 296
 297 static int
 298 STATUSBAR_InternalHitTest(const STATUS_INFO *infoPtr, const POINT *pt)
 299 {
 300     unsigned int i;
 301
 302     if (infoPtr->simple)
 303         return 255;
 304
 305     for (i = 0; i < infoPtr->numParts; i++)
 306         if (pt->x >= infoPtr->parts[i].bound.left && pt->x <= infoPtr->parts[i].bound.right)
 307             return i;
 308     return -2;
 309 }
 310
 311
 312 static void
 313 STATUSBAR_SetPartBounds (STATUS_INFO *infoPtr)
 314 {
 315     STATUSWINDOWPART *part;
 316     RECT rect, *r;
 317     UINT i;
 318
 319     /* get our window size */
 320     GetClientRect (infoPtr->Self, &rect);
 321     TRACE("client wnd size is %s\n", wine_dbgstr_rect(&rect));
 322
 323     rect.left += infoPtr->horizontalBorder;
 324     rect.top += infoPtr->verticalBorder;
 325
 326     /* set bounds for simple rectangle */
 327     infoPtr->part0.bound = rect;
 328
 329     /* set bounds for non-simple rectangles */
 330     for (i = 0; i < infoPtr->numParts; i++) {
 331         part = &infoPtr->parts[i];
 332         r = &infoPtr->parts[i].bound;
 333         r->top = rect.top;
 334         r->bottom = rect.bottom;
 335         if (i == 0)
 336             r->left = 0;
 337         else
 338             r->left = infoPtr->parts[i-1].bound.right + infoPtr->horizontalGap;
 339         if (part->x == -1)
 340             r->right = rect.right;
 341         else
 342             r->right = part->x;
 343
 344         if (infoPtr->hwndToolTip) {
 345             TTTOOLINFOW ti;
 346
 347             ti.cbSize = sizeof(TTTOOLINFOW);
 348             ti.hwnd = infoPtr->Self;
 349             ti.uId = i;
 350             ti.rect = *r;
 351             SendMessageW (infoPtr->hwndToolTip, TTM_NEWTOOLRECTW,
 352                             0, (LPARAM)&ti);
 353         }
 354     }
 355 }
 356
 357
 358 static LRESULT
 359 STATUSBAR_Relay2Tip (const STATUS_INFO *infoPtr, UINT uMsg,
 360                      WPARAM wParam, LPARAM lParam)
 361 {
 362     MSG msg;
 363
 364     msg.hwnd = infoPtr->Self;
 365     msg.message = uMsg;
 366     msg.wParam = wParam;
 367     msg.lParam = lParam;
 368     msg.time = GetMessageTime ();
 369     msg.pt.x = (short)LOWORD(GetMessagePos ());
 370     msg.pt.y = (short)HIWORD(GetMessagePos ());
 371
 372     return SendMessageW (infoPtr->hwndToolTip, TTM_RELAYEVENT, 0, (LPARAM)&msg);
 373 }
 374
 375
 376 static BOOL
 377 STATUSBAR_GetBorders (const STATUS_INFO *infoPtr, INT out[])
 378 {
 379     TRACE("\n");
 380     out[0] = infoPtr->horizontalBorder;
 381     out[1] = infoPtr->verticalBorder;
 382     out[2] = infoPtr->horizontalGap;
 383
 384     return TRUE;
 385 }
 386
 387
 388 static BOOL
 389 STATUSBAR_SetBorders (STATUS_INFO *infoPtr, const INT in[])
 390 {
 391     TRACE("\n");
 392     infoPtr->horizontalBorder = in[0];
 393     infoPtr->verticalBorder = in[1];
 394     infoPtr->horizontalGap = in[2];
 395     InvalidateRect(infoPtr->Self, NULL, FALSE);
 396
 397     return TRUE;
 398 }
 399
 400
 401 static HICON
 402 STATUSBAR_GetIcon (const STATUS_INFO *infoPtr, INT nPart)
 403 {
 404     TRACE("%d\n", nPart);
 405     /* MSDN says: "simple parts are indexed with -1" */
 406     if ((nPart < -1) || (nPart >= infoPtr->numParts))
 407         return 0;
 408
 409     if (nPart == -1)
 410         return (infoPtr->part0.hIcon);
 411     else
 412         return (infoPtr->parts[nPart].hIcon);
 413 }
 414
 415
 416 static INT
 417 STATUSBAR_GetParts (const STATUS_INFO *infoPtr, INT num_parts, INT parts[])
 418 {
 419     INT   i;
 420
 421     TRACE("(%d)\n", num_parts);
 422     if (parts) {
 423         for (i = 0; i < num_parts; i++) {
 424             parts[i] = infoPtr->parts[i].x;
 425         }
 426     }
 427     return infoPtr->numParts;
 428 }
 429
 430
 431 static BOOL
 432 STATUSBAR_GetRect (const STATUS_INFO *infoPtr, INT nPart, LPRECT rect)
 433 {
 434     TRACE("part %d\n", nPart);
 435     if(nPart >= infoPtr->numParts || nPart < 0)
 436       return FALSE;
 437     if (infoPtr->simple)
 438         *rect = infoPtr->part0.bound;
 439     else
 440         *rect = infoPtr->parts[nPart].bound;
 441     return TRUE;
 442 }
 443
 444
 445 static LRESULT
 446 STATUSBAR_GetTextA (STATUS_INFO *infoPtr, INT nPart, LPSTR buf)
 447 {
 448     STATUSWINDOWPART *part;
 449     LRESULT result;
 450
 451     TRACE("part %d\n", nPart);
 452
 453     /* MSDN says: "simple parts use index of 0", so this check is ok. */
 454     if (nPart < 0 || nPart >= infoPtr->numParts) return 0;
 455
 456     if (infoPtr->simple)
 457         part = &infoPtr->part0;
 458     else
 459         part = &infoPtr->parts[nPart];
 460
 461     if (part->style & SBT_OWNERDRAW)
 462         result = (LRESULT)part->text;
 463     else {
 464         DWORD len = part->text ? WideCharToMultiByte( CP_ACP, 0, part->text, -1,
 465                                                       NULL, 0, NULL, NULL ) - 1 : 0;
 466         result = MAKELONG( len, part->style );
 467         if (part->text && buf)
 468             WideCharToMultiByte( CP_ACP, 0, part->text, -1, buf, len+1, NULL, NULL );
 469     }
 470     return result;
 471 }
 472
 473
 474 static LRESULT
 475 STATUSBAR_GetTextW (STATUS_INFO *infoPtr, INT nPart, LPWSTR buf)
 476 {
 477     STATUSWINDOWPART *part;
 478     LRESULT result;
 479
 480     TRACE("part %d\n", nPart);
 481     if (nPart < 0 || nPart >= infoPtr->numParts) return 0;
 482
 483     if (infoPtr->simple)
 484         part = &infoPtr->part0;
 485     else
 486         part = &infoPtr->parts[nPart];
 487
 488     if (part->style & SBT_OWNERDRAW)
 489         result = (LRESULT)part->text;
 490     else {
 491         result = part->text ? strlenW (part->text) : 0;
 492         result |= (part->style << 16);
 493         if (part->text && buf)
 494             strcpyW (buf, part->text);
 495     }
 496     return result;
 497 }
 498
 499
 500 static LRESULT
 501 STATUSBAR_GetTextLength (STATUS_INFO *infoPtr, INT nPart)
 502 {
 503     STATUSWINDOWPART *part;
 504     DWORD result;
 505
 506     TRACE("part %d\n", nPart);
 507
 508     /* MSDN says: "simple parts use index of 0", so this check is ok. */
 509     if (nPart < 0 || nPart >= infoPtr->numParts) return 0;
 510
 511     if (infoPtr->simple)
 512         part = &infoPtr->part0;
 513     else
 514         part = &infoPtr->parts[nPart];
 515
 516     if ((~part->style & SBT_OWNERDRAW) && part->text)
 517         result = strlenW(part->text);
 518     else
 519         result = 0;
 520
 521     result |= (part->style << 16);
 522     return result;
 523 }
 524
 525 static LRESULT
 526 STATUSBAR_GetTipTextA (const STATUS_INFO *infoPtr, INT id, LPSTR tip, INT size)
 527 {
 528     TRACE("\n");
 529     if (tip) {
 530         CHAR buf[INFOTIPSIZE];
 531         buf[0]='\0';
 532
 533         if (infoPtr->hwndToolTip) {
 534             TTTOOLINFOA ti;
 535             ti.cbSize = sizeof(TTTOOLINFOA);
 536             ti.hwnd = infoPtr->Self;
 537             ti.uId = id;
 538             ti.lpszText = buf;
 539             SendMessageA (infoPtr->hwndToolTip, TTM_GETTEXTA, 0, (LPARAM)&ti);
 540         }
 541         lstrcpynA (tip, buf, size);
 542     }
 543     return 0;
 544 }
 545
 546
 547 static LRESULT
 548 STATUSBAR_GetTipTextW (const STATUS_INFO *infoPtr, INT id, LPWSTR tip, INT size)
 549 {
 550     TRACE("\n");
 551     if (tip) {
 552         WCHAR buf[INFOTIPSIZE];
 553         buf[0]=0;
 554
 555         if (infoPtr->hwndToolTip) {
 556             TTTOOLINFOW ti;
 557             ti.cbSize = sizeof(TTTOOLINFOW);
 558             ti.hwnd = infoPtr->Self;
 559             ti.uId = id;
 560             ti.lpszText = buf;
 561             SendMessageW(infoPtr->hwndToolTip, TTM_GETTEXTW, 0, (LPARAM)&ti);
 562         }
 563         lstrcpynW(tip, buf, size);
 564     }
 565
 566     return 0;
 567 }
 568
 569
 570 static COLORREF
 571 STATUSBAR_SetBkColor (STATUS_INFO *infoPtr, COLORREF color)
 572 {
 573     COLORREF oldBkColor;
 574
 575     oldBkColor = infoPtr->clrBk;
 576     infoPtr->clrBk = color;
 577     InvalidateRect(infoPtr->Self, NULL, FALSE);
 578
 579     TRACE("CREF: %08x -> %08x\n", oldBkColor, infoPtr->clrBk);
 580     return oldBkColor;
 581 }
 582
 583
 584 static BOOL
 585 STATUSBAR_SetIcon (STATUS_INFO *infoPtr, INT nPart, HICON hIcon)
 586 {
 587     if ((nPart < -1) || (nPart >= infoPtr->numParts))
 588         return FALSE;
 589
 590     TRACE("setting part %d\n", nPart);
 591
 592     /* FIXME: MSDN says "if nPart is -1, the status bar is assumed simple" */
 593     if (nPart == -1) {
 594         if (infoPtr->part0.hIcon == hIcon) /* same as - no redraw */
 595             return TRUE;
 596         infoPtr->part0.hIcon = hIcon;
 597         if (infoPtr->simple)
 598             InvalidateRect(infoPtr->Self, &infoPtr->part0.bound, FALSE);
 599     } else {
 600         if (infoPtr->parts[nPart].hIcon == hIcon) /* same as - no redraw */
 601             return TRUE;
 602
 603         infoPtr->parts[nPart].hIcon = hIcon;
 604         if (!(infoPtr->simple))
 605             InvalidateRect(infoPtr->Self, &infoPtr->parts[nPart].bound, FALSE);
 606     }
 607     return TRUE;
 608 }
 609
 610
 611 static BOOL
 612 STATUSBAR_SetMinHeight (STATUS_INFO *infoPtr, INT height)
 613 {
 614     DWORD ysize = GetSystemMetrics(SM_CYSIZE);
 615     if (ysize & 1) ysize--;
 616     infoPtr->minHeight = max(height, ysize);
 617     infoPtr->height = STATUSBAR_ComputeHeight(infoPtr);
 618     /* like native, don't resize the control */
 619     return TRUE;
 620 }
 621
 622
 623 static BOOL
 624 STATUSBAR_SetParts (STATUS_INFO *infoPtr, INT count, LPINT parts)
 625 {
 626     STATUSWINDOWPART *tmp;
 627     INT i, oldNumParts;
 628
 629     TRACE("(%d,%p)\n", count, parts);
 630
 631     if(!count) return FALSE;
 632
 633     oldNumParts = infoPtr->numParts;
 634     infoPtr->numParts = count;
 635     if (oldNumParts > infoPtr->numParts) {
 636         for (i = infoPtr->numParts ; i < oldNumParts; i++) {
 637             if (!(infoPtr->parts[i].style & SBT_OWNERDRAW))
 638                 Free (infoPtr->parts[i].text);
 639         }
 640     } else if (oldNumParts < infoPtr->numParts) {
 641         tmp = Alloc (sizeof(STATUSWINDOWPART) * infoPtr->numParts);
 642         if (!tmp) return FALSE;
 643         for (i = 0; i < oldNumParts; i++) {
 644             tmp[i] = infoPtr->parts[i];
 645         }
 646         Free (infoPtr->parts);
 647         infoPtr->parts = tmp;
 648     }
 649     if (oldNumParts == infoPtr->numParts) {
 650         for (i=0; i < oldNumParts; i++)
 651             if (infoPtr->parts[i].x != parts[i])
 652                 break;
 653         if (i==oldNumParts) /* Unchanged? no need to redraw! */
 654             return TRUE;
 655     }
 656
 657     for (i = 0; i < infoPtr->numParts; i++)
 658         infoPtr->parts[i].x = parts[i];
 659
 660     if (infoPtr->hwndToolTip) {
 661         INT nTipCount;
 662         TTTOOLINFOW ti;
 663         WCHAR wEmpty = 0;
 664
 665         ZeroMemory (&ti, sizeof(TTTOOLINFOW));
 666         ti.cbSize = sizeof(TTTOOLINFOW);
 667         ti.hwnd = infoPtr->Self;
 668         ti.lpszText = &wEmpty;
 669
 670         nTipCount = SendMessageW (infoPtr->hwndToolTip, TTM_GETTOOLCOUNT, 0, 0);
 671         if (nTipCount < infoPtr->numParts) {
 672             /* add tools */
 673             for (i = nTipCount; i < infoPtr->numParts; i++) {
 674                 TRACE("add tool %d\n", i);
 675                 ti.uId = i;
 676                 SendMessageW (infoPtr->hwndToolTip, TTM_ADDTOOLW,
 677                                 0, (LPARAM)&ti);
 678             }
 679         }
 680         else if (nTipCount > infoPtr->numParts) {
 681             /* delete tools */
 682             for (i = nTipCount - 1; i >= infoPtr->numParts; i--) {
 683                 TRACE("delete tool %d\n", i);
 684                 ti.uId = i;
 685                 SendMessageW (infoPtr->hwndToolTip, TTM_DELTOOLW,
 686                                 0, (LPARAM)&ti);
 687             }
 688         }
 689     }
 690     STATUSBAR_SetPartBounds (infoPtr);
 691     InvalidateRect(infoPtr->Self, NULL, FALSE);
 692     return TRUE;
 693 }
 694
 695
 696 static BOOL
 697 STATUSBAR_SetTextT (STATUS_INFO *infoPtr, INT nPart, WORD style,
 698                     LPWSTR text, BOOL isW)
 699 {
 700     STATUSWINDOWPART *part=NULL;
 701     BOOL changed = FALSE;
 702     INT  oldStyle;
 703
 704     if (style & SBT_OWNERDRAW) {
 705          TRACE("part %d, text %p\n",nPart,text);
 706     }
 707     else TRACE("part %d, text %s\n", nPart, debugstr_t(text, isW));
 708
 709     /* MSDN says: "If the parameter is set to SB_SIMPLEID (255), the status
 710      * window is assumed to be a simple window */
 711
 712     if (nPart == 0x00ff) {
 713         part = &infoPtr->part0;
 714     } else {
 715         if (infoPtr->parts && nPart >= 0 && nPart < infoPtr->numParts) {
 716             part = &infoPtr->parts[nPart];
 717         }
 718     }
 719     if (!part) return FALSE;
 720
 721     if (part->style != style)
 722         changed = TRUE;
 723
 724     oldStyle = part->style;
 725     part->style = style;
 726     if (style & SBT_OWNERDRAW) {
 727         if (!(oldStyle & SBT_OWNERDRAW))
 728             Free (part->text);
 729         part->text = text;
 730     } else {
 731         LPWSTR ntext;
 732         WCHAR  *idx;
 733
 734         if (text && !isW) {
 735             LPCSTR atxt = (LPCSTR)text;
 736             DWORD len = MultiByteToWideChar( CP_ACP, 0, atxt, -1, NULL, 0 );
 737             ntext = Alloc( (len + 1)*sizeof(WCHAR) );
 738             if (!ntext) return FALSE;
 739             MultiByteToWideChar( CP_ACP, 0, atxt, -1, ntext, len );
 740         } else if (text) {
 741             ntext = Alloc( (strlenW(text) + 1)*sizeof(WCHAR) );
 742             if (!ntext) return FALSE;
 743             strcpyW (ntext, text);
 744         } else ntext = 0;
 745
 746         /* replace nonprintable characters with spaces */
 747         if (ntext) {
 748             idx = ntext;
 749             while (*idx) {
 750                 if(!isprintW(*idx))
 751                     *idx = ' ';
 752                 idx++;
 753             }
 754         }
 755
 756         /* check if text is unchanged -> no need to redraw */
 757         if (text) {
 758             if (!changed && part->text && !lstrcmpW(ntext, part->text)) {
 759                 Free(ntext);
 760                 return TRUE;
 761             }
 762         } else {
 763             if (!changed && !part->text)
 764                 return TRUE;
 765         }
 766
 767         if (!(oldStyle & SBT_OWNERDRAW))
 768             Free (part->text);
 769         part->text = ntext;
 770     }
 771     InvalidateRect(infoPtr->Self, &part->bound, FALSE);
 772     UpdateWindow(infoPtr->Self);
 773
 774     return TRUE;
 775 }
 776
 777
 778 static LRESULT
 779 STATUSBAR_SetTipTextA (const STATUS_INFO *infoPtr, INT id, LPSTR text)
 780 {
 781     TRACE("part %d: \"%s\"\n", id, text);
 782     if (infoPtr->hwndToolTip) {
 783         TTTOOLINFOA ti;
 784         ti.cbSize = sizeof(TTTOOLINFOA);
 785         ti.hwnd = infoPtr->Self;
 786         ti.uId = id;
 787         ti.hinst = 0;
 788         ti.lpszText = text;
 789         SendMessageA (infoPtr->hwndToolTip, TTM_UPDATETIPTEXTA, 0, (LPARAM)&ti);
 790     }
 791
 792     return 0;
 793 }
 794
 795
 796 static LRESULT
 797 STATUSBAR_SetTipTextW (const STATUS_INFO *infoPtr, INT id, LPWSTR text)
 798 {
 799     TRACE("part %d: \"%s\"\n", id, debugstr_w(text));
 800     if (infoPtr->hwndToolTip) {
 801         TTTOOLINFOW ti;
 802         ti.cbSize = sizeof(TTTOOLINFOW);
 803         ti.hwnd = infoPtr->Self;
 804         ti.uId = id;
 805         ti.hinst = 0;
 806         ti.lpszText = text;
 807         SendMessageW (infoPtr->hwndToolTip, TTM_UPDATETIPTEXTW, 0, (LPARAM)&ti);
 808     }
 809
 810     return 0;
 811 }
 812
 813
 814 static inline LRESULT
 815 STATUSBAR_SetUnicodeFormat (STATUS_INFO *infoPtr, BOOL bUnicode)
 816 {
 817     BOOL bOld = infoPtr->bUnicode;
 818
 819     TRACE("(0x%x)\n", bUnicode);
 820     infoPtr->bUnicode = bUnicode;
 821
 822     return bOld;
 823 }
 824
 825
 826 static BOOL
 827 STATUSBAR_Simple (STATUS_INFO *infoPtr, BOOL simple)
 828 {
 829     NMHDR  nmhdr;
 830
 831     TRACE("(simple=%d)\n", simple);
 832     if (infoPtr->simple == simple) /* no need to change */
 833         return TRUE;
 834
 835     infoPtr->simple = simple;
 836
 837     /* send notification */
 838     nmhdr.hwndFrom = infoPtr->Self;
 839     nmhdr.idFrom = GetWindowLongPtrW (infoPtr->Self, GWLP_ID);
 840     nmhdr.code = SBN_SIMPLEMODECHANGE;
 841     SendMessageW (infoPtr->Notify, WM_NOTIFY, 0, (LPARAM)&nmhdr);
 842     InvalidateRect(infoPtr->Self, NULL, FALSE);
 843     return TRUE;
 844 }
 845
 846
 847 static LRESULT
 848 STATUSBAR_WMDestroy (STATUS_INFO *infoPtr)
 849 {
 850     unsigned int i;
 851
 852     TRACE("\n");
 853     for (i = 0; i < infoPtr->numParts; i++) {
 854         if (!(infoPtr->parts[i].style & SBT_OWNERDRAW))
 855             Free (infoPtr->parts[i].text);
 856     }
 857     if (!(infoPtr->part0.style & SBT_OWNERDRAW))
 858         Free (infoPtr->part0.text);
 859     Free (infoPtr->parts);
 860
 861     /* delete default font */
 862     if (infoPtr->hDefaultFont)
 863         DeleteObject (infoPtr->hDefaultFont);
 864
 865     /* delete tool tip control */
 866     if (infoPtr->hwndToolTip)
 867         DestroyWindow (infoPtr->hwndToolTip);
 868
 869     CloseThemeData (GetWindowTheme (infoPtr->Self));
 870
 871     SetWindowLongPtrW(infoPtr->Self, 0, 0);
 872     Free (infoPtr);
 873     return 0;
 874 }
 875
 876
 877 static LRESULT
 878 STATUSBAR_WMCreate (HWND hwnd, const CREATESTRUCTA *lpCreate)
 879 {
 880     STATUS_INFO *infoPtr;
 881     NONCLIENTMETRICSW nclm;
 882     DWORD dwStyle;
 883     RECT rect;
 884     int len;
 885
 886     TRACE("\n");
 887     infoPtr = Alloc (sizeof(STATUS_INFO));
 888     if (!infoPtr) goto create_fail;
 889     SetWindowLongPtrW (hwnd, 0, (DWORD_PTR)infoPtr);
 890
 891     infoPtr->Self = hwnd;
 892     infoPtr->Notify = lpCreate->hwndParent;
 893     infoPtr->numParts = 1;
 894     infoPtr->parts = 0;
 895     infoPtr->simple = FALSE;
 896     infoPtr->clrBk = CLR_DEFAULT;
 897     infoPtr->hFont = 0;
 898     infoPtr->horizontalBorder = HORZ_BORDER;
 899     infoPtr->verticalBorder = VERT_BORDER;
 900     infoPtr->horizontalGap = HORZ_GAP;
 901     infoPtr->minHeight = GetSystemMetrics(SM_CYSIZE);
 902     if (infoPtr->minHeight & 1) infoPtr->minHeight--;
 903
 904     STATUSBAR_NotifyFormat(infoPtr, infoPtr->Notify, NF_REQUERY);
 905
 906     ZeroMemory (&nclm, sizeof(nclm));
 907     nclm.cbSize = sizeof(nclm);
 908     SystemParametersInfoW (SPI_GETNONCLIENTMETRICS, nclm.cbSize, &nclm, 0);
 909     infoPtr->hDefaultFont = CreateFontIndirectW (&nclm.lfStatusFont);
 910
 911     GetClientRect (hwnd, &rect);
 912
 913     /* initialize simple case */
 914     infoPtr->part0.bound = rect;
 915     infoPtr->part0.text = 0;
 916     infoPtr->part0.x = 0;
 917     infoPtr->part0.style = 0;
 918     infoPtr->part0.hIcon = 0;
 919
 920     /* initialize first part */
 921     infoPtr->parts = Alloc (sizeof(STATUSWINDOWPART));
 922     if (!infoPtr->parts) goto create_fail;
 923     infoPtr->parts[0].bound = rect;
 924     infoPtr->parts[0].text = 0;
 925     infoPtr->parts[0].x = -1;
 926     infoPtr->parts[0].style = 0;
 927     infoPtr->parts[0].hIcon = 0;
 928
 929     OpenThemeData (hwnd, themeClass);
 930
 931     if (lpCreate->lpszName && (len = strlenW ((LPCWSTR)lpCreate->lpszName)))
 932     {
 933         infoPtr->parts[0].text = Alloc ((len + 1)*sizeof(WCHAR));
 934         if (!infoPtr->parts[0].text) goto create_fail;
 935         strcpyW (infoPtr->parts[0].text, (LPCWSTR)lpCreate->lpszName);
 936     }
 937
 938     dwStyle = GetWindowLongW (hwnd, GWL_STYLE);
 939     /* native seems to clear WS_BORDER, too */
 940     dwStyle &= ~WS_BORDER;
 941     SetWindowLongW (hwnd, GWL_STYLE, dwStyle);
 942
 943     infoPtr->height = STATUSBAR_ComputeHeight(infoPtr);
 944
 945     if (dwStyle & SBT_TOOLTIPS) {
 946         infoPtr->hwndToolTip =
 947             CreateWindowExW (0, TOOLTIPS_CLASSW, NULL, WS_POPUP | TTS_ALWAYSTIP,
 948                              CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
 949                              CW_USEDEFAULT, hwnd, 0,
 950                              (HINSTANCE)GetWindowLongPtrW(hwnd, GWLP_HINSTANCE), NULL);
 951
 952         if (infoPtr->hwndToolTip) {
 953             NMTOOLTIPSCREATED nmttc;
 954
 955             nmttc.hdr.hwndFrom = hwnd;
 956             nmttc.hdr.idFrom = GetWindowLongPtrW (hwnd, GWLP_ID);
 957             nmttc.hdr.code = NM_TOOLTIPSCREATED;
 958             nmttc.hwndToolTips = infoPtr->hwndToolTip;
 959
 960             SendMessageW (lpCreate->hwndParent, WM_NOTIFY, nmttc.hdr.idFrom, (LPARAM)&nmttc);
 961         }
 962     }
 963
 964     return 0;
 965
 966 create_fail:
 967     TRACE("    failed!\n");
 968     if (infoPtr) STATUSBAR_WMDestroy(infoPtr);
 969     return -1;
 970 }
 971
 972
 973 /* in contrast to SB_GETTEXT*, WM_GETTEXT handles the text
 974  * of the first part only (usual behaviour) */
 975 static INT
 976 STATUSBAR_WMGetText (const STATUS_INFO *infoPtr, INT size, LPWSTR buf)
 977 {
 978     INT len;
 979
 980     TRACE("\n");
 981     if (!(infoPtr->parts[0].text))
 982         return 0;
 983
 984     len = strlenW (infoPtr->parts[0].text);
 985
 986     if (!size)
 987         return len;
 988     else if (size > len) {
 989         strcpyW (buf, infoPtr->parts[0].text);
 990         return len;
 991     }
 992     else {
 993         memcpy (buf, infoPtr->parts[0].text, (size - 1) * sizeof(WCHAR));
 994         buf[size - 1] = 0;
 995         return size - 1;
 996     }
 997 }
 998
 999
1000 static BOOL
1001 STATUSBAR_WMNCHitTest (const STATUS_INFO *infoPtr, INT x, INT y)
1002 {
1003     if (GetWindowLongW (infoPtr->Self, GWL_STYLE) & SBARS_SIZEGRIP) {
1004         RECT  rect;
1005         POINT pt;
1006
1007         GetClientRect (infoPtr->Self, &rect);
1008
1009         pt.x = x;
1010         pt.y = y;
1011         ScreenToClient (infoPtr->Self, &pt);
1012
1013         rect.left = rect.right - 13;
1014         rect.top += 2;
1015
1016         if (PtInRect (&rect, pt))
1017         {
1018             if (GetWindowLongW( infoPtr->Self, GWL_EXSTYLE ) & WS_EX_LAYOUTRTL) return HTBOTTOMLEFT;
1019             else return HTBOTTOMRIGHT;
1020         }
1021     }
1022
1023     return HTERROR;
1024 }
1025
1026
1027 static LRESULT
1028 STATUSBAR_WMPaint (STATUS_INFO *infoPtr, HDC hdc)
1029 {
1030     PAINTSTRUCT ps;
1031
1032     TRACE("\n");
1033     if (hdc) return STATUSBAR_Refresh (infoPtr, hdc);
1034     hdc = BeginPaint (infoPtr->Self, &ps);
1035     STATUSBAR_Refresh (infoPtr, hdc);
1036     EndPaint (infoPtr->Self, &ps);
1037
1038     return 0;
1039 }
1040
1041
1042 static LRESULT
1043 STATUSBAR_WMSetFont (STATUS_INFO *infoPtr, HFONT font, BOOL redraw)
1044 {
1045     infoPtr->hFont = font;
1046     TRACE("%p\n", infoPtr->hFont);
1047
1048     infoPtr->height = STATUSBAR_ComputeHeight(infoPtr);
1049     SendMessageW(infoPtr->Self, WM_SIZE, 0, 0);  /* update size */
1050     if (redraw)
1051         InvalidateRect(infoPtr->Self, NULL, FALSE);
1052
1053     return 0;
1054 }
1055
1056
1057 static BOOL
1058 STATUSBAR_WMSetText (const STATUS_INFO *infoPtr, LPCSTR text)
1059 {
1060     STATUSWINDOWPART *part;
1061     int len;
1062
1063     TRACE("\n");
1064     if (infoPtr->numParts == 0)
1065         return FALSE;
1066
1067     part = &infoPtr->parts[0];
1068     /* duplicate string */
1069     Free (part->text);
1070     part->text = 0;
1071
1072     if (text && (len = strlenW((LPCWSTR)text))) {
1073         part->text = Alloc ((len+1)*sizeof(WCHAR));
1074         if (!part->text) return FALSE;
1075         strcpyW (part->text, (LPCWSTR)text);
1076     }
1077
1078     InvalidateRect(infoPtr->Self, &part->bound, FALSE);
1079
1080     return TRUE;
1081 }
1082
1083
1084 static BOOL
1085 STATUSBAR_WMSize (STATUS_INFO *infoPtr, WORD flags)
1086 {
1087     INT  width, x, y;
1088     RECT parent_rect;
1089
1090     /* Need to resize width to match parent */
1091     TRACE("flags %04x\n", flags);
1092
1093     if (flags != SIZE_RESTORED && flags != SIZE_MAXIMIZED) {
1094         WARN("flags MUST be SIZE_RESTORED or SIZE_MAXIMIZED\n");
1095         return FALSE;
1096     }
1097
1098     if (GetWindowLongW(infoPtr->Self, GWL_STYLE) & CCS_NORESIZE) return FALSE;
1099
1100     /* width and height don't apply */
1101     if (!GetClientRect (infoPtr->Notify, &parent_rect))
1102         return FALSE;
1103
1104     width = parent_rect.right - parent_rect.left;
1105     x = parent_rect.left;
1106     y = parent_rect.bottom - infoPtr->height;
1107     MoveWindow (infoPtr->Self, x, y, width, infoPtr->height, TRUE);
1108     STATUSBAR_SetPartBounds (infoPtr);
1109     return TRUE;
1110 }
1111
1112
1113 /* update theme after a WM_THEMECHANGED message */
1114 static LRESULT theme_changed (const STATUS_INFO* infoPtr)
1115 {
1116     HTHEME theme = GetWindowTheme (infoPtr->Self);
1117     CloseThemeData (theme);
1118     OpenThemeData (infoPtr->Self, themeClass);
1119     return 0;
1120 }
1121
1122
1123 static LRESULT
1124 STATUSBAR_NotifyFormat (STATUS_INFO *infoPtr, HWND from, INT cmd)
1125 {
1126     if (cmd == NF_REQUERY) {
1127         INT i = SendMessageW(from, WM_NOTIFYFORMAT, (WPARAM)infoPtr->Self, NF_QUERY);
1128         infoPtr->bUnicode = (i == NFR_UNICODE);
1129     }
1130     return infoPtr->bUnicode ? NFR_UNICODE : NFR_ANSI;
1131 }
1132
1133
1134 static LRESULT
1135 STATUSBAR_SendMouseNotify(const STATUS_INFO *infoPtr, UINT code, UINT msg, WPARAM wParam, LPARAM lParam)
1136 {
1137     NMMOUSE  nm;
1138
1139     TRACE("code %04x, lParam=%lx\n", code, lParam);
1140     nm.hdr.hwndFrom = infoPtr->Self;
1141     nm.hdr.idFrom = GetWindowLongPtrW(infoPtr->Self, GWLP_ID);
1142     nm.hdr.code = code;
1143     nm.pt.x = (short)LOWORD(lParam);
1144     nm.pt.y = (short)HIWORD(lParam);
1145     nm.dwItemSpec = STATUSBAR_InternalHitTest(infoPtr, &nm.pt);
1146     nm.dwItemData = 0;
1147     nm.dwHitInfo = 0x30000;     /* seems constant */
1148
1149     /* Do default processing if WM_NOTIFY returns zero */
1150     if(!SendMessageW(infoPtr->Notify, WM_NOTIFY, nm.hdr.idFrom, (LPARAM)&nm))
1151     {
1152       return DefWindowProcW(infoPtr->Self, msg, wParam, lParam);
1153     }
1154     return 0;
1155 }
1156
1157
1158
1159 static LRESULT WINAPI
1160 StatusWindowProc (HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
1161 {
1162     STATUS_INFO *infoPtr = (STATUS_INFO *)GetWindowLongPtrW (hwnd, 0);
1163     INT nPart = ((INT) wParam) & 0x00ff;
1164     LRESULT res;
1165
1166     TRACE("hwnd=%p msg=%x wparam=%lx lparam=%lx\n", hwnd, msg, wParam, lParam);
1167     if (!infoPtr && msg != WM_CREATE)
1168         return DefWindowProcW (hwnd, msg, wParam, lParam);
1169
1170     switch (msg) {
1171         case SB_GETBORDERS:
1172             return STATUSBAR_GetBorders (infoPtr, (INT *)lParam);
1173
1174         case SB_GETICON:
1175             return (LRESULT)STATUSBAR_GetIcon (infoPtr, nPart);
1176
1177         case SB_GETPARTS:
1178             return STATUSBAR_GetParts (infoPtr, (INT)wParam, (INT *)lParam);
1179
1180         case SB_GETRECT:
1181             return STATUSBAR_GetRect (infoPtr, nPart, (LPRECT)lParam);
1182
1183         case SB_GETTEXTA:
1184             return STATUSBAR_GetTextA (infoPtr, nPart, (LPSTR)lParam);
1185
1186         case SB_GETTEXTW:
1187             return STATUSBAR_GetTextW (infoPtr, nPart, (LPWSTR)lParam);
1188
1189         case SB_GETTEXTLENGTHA:
1190         case SB_GETTEXTLENGTHW:
1191             return STATUSBAR_GetTextLength (infoPtr, nPart);
1192
1193         case SB_GETTIPTEXTA:
1194             return STATUSBAR_GetTipTextA (infoPtr,  LOWORD(wParam), (LPSTR)lParam,  HIWORD(wParam));
1195
1196         case SB_GETTIPTEXTW:
1197             return STATUSBAR_GetTipTextW (infoPtr,  LOWORD(wParam), (LPWSTR)lParam,  HIWORD(wParam));
1198
1199         case SB_GETUNICODEFORMAT:
1200             return infoPtr->bUnicode;
1201
1202         case SB_ISSIMPLE:
1203             return infoPtr->simple;
1204
1205         case SB_SETBORDERS:
1206             return STATUSBAR_SetBorders (infoPtr, (INT *)lParam);
1207
1208         case SB_SETBKCOLOR:
1209             return STATUSBAR_SetBkColor (infoPtr, (COLORREF)lParam);
1210
1211         case SB_SETICON:
1212             return STATUSBAR_SetIcon (infoPtr, nPart, (HICON)lParam);
1213
1214         case SB_SETMINHEIGHT:
1215             return STATUSBAR_SetMinHeight (infoPtr, (INT)wParam);
1216
1217         case SB_SETPARTS:
1218             return STATUSBAR_SetParts (infoPtr, (INT)wParam, (LPINT)lParam);
1219
1220         case SB_SETTEXTA:
1221             return STATUSBAR_SetTextT (infoPtr, nPart, wParam & 0xff00, (LPWSTR)lParam, FALSE);
1222
1223         case SB_SETTEXTW:
1224             return STATUSBAR_SetTextT (infoPtr, nPart, wParam & 0xff00, (LPWSTR)lParam, TRUE);
1225
1226         case SB_SETTIPTEXTA:
1227             return STATUSBAR_SetTipTextA (infoPtr, (INT)wParam, (LPSTR)lParam);
1228
1229         case SB_SETTIPTEXTW:
1230             return STATUSBAR_SetTipTextW (infoPtr, (INT)wParam, (LPWSTR)lParam);
1231
1232         case SB_SETUNICODEFORMAT:
1233             return STATUSBAR_SetUnicodeFormat (infoPtr, (BOOL)wParam);
1234
1235         case SB_SIMPLE:
1236             return STATUSBAR_Simple (infoPtr, (BOOL)wParam);
1237
1238         case WM_CREATE:
1239             return STATUSBAR_WMCreate (hwnd, (LPCREATESTRUCTA)lParam);
1240
1241         case WM_DESTROY:
1242             return STATUSBAR_WMDestroy (infoPtr);
1243
1244         case WM_GETFONT:
1245             return (LRESULT)(infoPtr->hFont? infoPtr->hFont : infoPtr->hDefaultFont);
1246
1247         case WM_GETTEXT:
1248             return STATUSBAR_WMGetText (infoPtr, (INT)wParam, (LPWSTR)lParam);
1249
1250         case WM_GETTEXTLENGTH:
1251             return LOWORD(STATUSBAR_GetTextLength (infoPtr, 0));
1252
1253         case WM_LBUTTONDBLCLK:
1254             return STATUSBAR_SendMouseNotify(infoPtr, NM_DBLCLK, msg, wParam, lParam);
1255
1256         case WM_LBUTTONUP:
1257             return STATUSBAR_SendMouseNotify(infoPtr, NM_CLICK, msg, wParam, lParam);
1258
1259         case WM_MOUSEMOVE:
1260             return STATUSBAR_Relay2Tip (infoPtr, msg, wParam, lParam);
1261
1262         case WM_NCHITTEST:
1263             res = STATUSBAR_WMNCHitTest(infoPtr, (short)LOWORD(lParam),
1264                                         (short)HIWORD(lParam));
1265             if (res != HTERROR) return res;
1266             return DefWindowProcW (hwnd, msg, wParam, lParam);
1267
1268         case WM_NCLBUTTONUP:
1269         case WM_NCLBUTTONDOWN:
1270             PostMessageW (infoPtr->Notify, msg, wParam, lParam);
1271             return 0;
1272
1273         case WM_NOTIFYFORMAT:
1274             return STATUSBAR_NotifyFormat(infoPtr, (HWND)wParam, (INT)lParam);
1275
1276         case WM_PRINTCLIENT:
1277         case WM_PAINT:
1278             return STATUSBAR_WMPaint (infoPtr, (HDC)wParam);
1279
1280         case WM_RBUTTONDBLCLK:
1281             return STATUSBAR_SendMouseNotify(infoPtr, NM_RDBLCLK, msg, wParam, lParam);
1282
1283         case WM_RBUTTONUP:
1284             return STATUSBAR_SendMouseNotify(infoPtr, NM_RCLICK, msg, wParam, lParam);
1285
1286         case WM_SETFONT:
1287             return STATUSBAR_WMSetFont (infoPtr, (HFONT)wParam, LOWORD(lParam));
1288
1289         case WM_SETTEXT:
1290             return STATUSBAR_WMSetText (infoPtr, (LPCSTR)lParam);
1291
1292         case WM_SIZE:
1293             if (STATUSBAR_WMSize (infoPtr, (WORD)wParam)) return 0;
1294             return DefWindowProcW (hwnd, msg, wParam, lParam);
1295
1296         case WM_SYSCOLORCHANGE:
1297             COMCTL32_RefreshSysColors();
1298             return 0;
1299
1300         case WM_THEMECHANGED:
1301             return theme_changed (infoPtr);
1302
1303         default:
1304             if ((msg >= WM_USER) && (msg < WM_APP) && !COMCTL32_IsReflectedMessage(msg))
1305                 ERR("unknown msg %04x wp=%04lx lp=%08lx\n",
1306                      msg, wParam, lParam);
1307             return DefWindowProcW (hwnd, msg, wParam, lParam);
1308     }
1309 }
1310
1311
1312 /***********************************************************************
1313  * STATUS_Register [Internal]
1314  *
1315  * Registers the status window class.
1316  */
1317
1318 void
1319 STATUS_Register (void)
1320 {
1321     WNDCLASSW wndClass;
1322
1323     ZeroMemory (&wndClass, sizeof(WNDCLASSW));
1324     wndClass.style         = CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW;
1325     wndClass.lpfnWndProc   = StatusWindowProc;
1326     wndClass.cbClsExtra    = 0;
1327     wndClass.cbWndExtra    = sizeof(STATUS_INFO *);
1328     wndClass.hCursor       = LoadCursorW (0, (LPWSTR)IDC_ARROW);
1329     wndClass.hbrBackground = (HBRUSH)(COLOR_BTNFACE + 1);
1330     wndClass.lpszClassName = STATUSCLASSNAMEW;
1331
1332     RegisterClassW (&wndClass);
1333 }
1334
1335
1336 /***********************************************************************
1337  * STATUS_Unregister [Internal]
1338  *
1339  * Unregisters the status window class.
1340  */
1341
1342 void
1343 STATUS_Unregister (void)
1344 {
1345     UnregisterClassW (STATUSCLASSNAMEW, NULL);
1346 }