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         DrawStatusTextW (hdc, &r, part->text, SBT_NOBORDERS);
 200     }
 201 }
 202
 203
 204 static void
 205 STATUSBAR_RefreshPart (const STATUS_INFO *infoPtr, HDC hdc, const STATUSWINDOWPART *part, int itemID)
 206 {
 207     HBRUSH hbrBk;
 208     HTHEME theme;
 209
 210     TRACE("item %d\n", itemID);
 211
 212     if (part->bound.right < part->bound.left) return;
 213
 214     if (!RectVisible(hdc, &part->bound))
 215         return;
 216
 217     if ((theme = GetWindowTheme (infoPtr->Self)))
 218     {
 219         RECT cr;
 220         GetClientRect (infoPtr->Self, &cr);
 221         DrawThemeBackground(theme, hdc, 0, 0, &cr, &part->bound);
 222     }
 223     else
 224     {
 225         if (infoPtr->clrBk != CLR_DEFAULT)
 226                 hbrBk = CreateSolidBrush (infoPtr->clrBk);
 227         else
 228                 hbrBk = GetSysColorBrush (COLOR_3DFACE);
 229         FillRect(hdc, &part->bound, hbrBk);
 230         if (infoPtr->clrBk != CLR_DEFAULT)
 231                 DeleteObject (hbrBk);
 232     }
 233
 234     STATUSBAR_DrawPart (infoPtr, hdc, part, itemID);
 235 }
 236
 237
 238 static LRESULT
 239 STATUSBAR_Refresh (STATUS_INFO *infoPtr, HDC hdc)
 240 {
 241     RECT   rect;
 242     HBRUSH hbrBk;
 243     HFONT  hOldFont;
 244     HTHEME theme;
 245
 246     TRACE("\n");
 247     if (!IsWindowVisible(infoPtr->Self))
 248         return 0;
 249
 250     STATUSBAR_SetPartBounds(infoPtr);
 251
 252     GetClientRect (infoPtr->Self, &rect);
 253
 254     if ((theme = GetWindowTheme (infoPtr->Self)))
 255     {
 256         DrawThemeBackground(theme, hdc, 0, 0, &rect, NULL);
 257     }
 258     else
 259     {
 260         if (infoPtr->clrBk != CLR_DEFAULT)
 261             hbrBk = CreateSolidBrush (infoPtr->clrBk);
 262         else
 263             hbrBk = GetSysColorBrush (COLOR_3DFACE);
 264         FillRect(hdc, &rect, hbrBk);
 265         if (infoPtr->clrBk != CLR_DEFAULT)
 266             DeleteObject (hbrBk);
 267     }
 268
 269     hOldFont = SelectObject (hdc, infoPtr->hFont ? infoPtr->hFont : infoPtr->hDefaultFont);
 270
 271     if (infoPtr->simple) {
 272         STATUSBAR_RefreshPart (infoPtr, hdc, &infoPtr->part0, 0);
 273     } else {
 274         unsigned int i;
 275
 276         for (i = 0; i < infoPtr->numParts; i++) {
 277             STATUSBAR_RefreshPart (infoPtr, hdc, &infoPtr->parts[i], i);
 278         }
 279     }
 280
 281     SelectObject (hdc, hOldFont);
 282
 283     if (GetWindowLongW (infoPtr->Self, GWL_STYLE) & SBARS_SIZEGRIP)
 284             STATUSBAR_DrawSizeGrip (theme, hdc, &rect);
 285
 286     return 0;
 287 }
 288
 289
 290 static int
 291 STATUSBAR_InternalHitTest(const STATUS_INFO *infoPtr, const POINT *pt)
 292 {
 293     unsigned int i;
 294
 295     if (infoPtr->simple)
 296         return 255;
 297
 298     for (i = 0; i < infoPtr->numParts; i++)
 299         if (pt->x >= infoPtr->parts[i].bound.left && pt->x <= infoPtr->parts[i].bound.right)
 300             return i;
 301     return -2;
 302 }
 303
 304
 305 static void
 306 STATUSBAR_SetPartBounds (STATUS_INFO *infoPtr)
 307 {
 308     STATUSWINDOWPART *part;
 309     RECT rect, *r;
 310     UINT i;
 311
 312     /* get our window size */
 313     GetClientRect (infoPtr->Self, &rect);
 314     TRACE("client wnd size is %s\n", wine_dbgstr_rect(&rect));
 315
 316     rect.left += infoPtr->horizontalBorder;
 317     rect.top += infoPtr->verticalBorder;
 318
 319     /* set bounds for simple rectangle */
 320     infoPtr->part0.bound = rect;
 321
 322     /* set bounds for non-simple rectangles */
 323     for (i = 0; i < infoPtr->numParts; i++) {
 324         part = &infoPtr->parts[i];
 325         r = &infoPtr->parts[i].bound;
 326         r->top = rect.top;
 327         r->bottom = rect.bottom;
 328         if (i == 0)
 329             r->left = 0;
 330         else
 331             r->left = infoPtr->parts[i-1].bound.right + infoPtr->horizontalGap;
 332         if (part->x == -1)
 333             r->right = rect.right;
 334         else
 335             r->right = part->x;
 336
 337         if (infoPtr->hwndToolTip) {
 338             TTTOOLINFOW ti;
 339
 340             ti.cbSize = sizeof(TTTOOLINFOW);
 341             ti.hwnd = infoPtr->Self;
 342             ti.uId = i;
 343             ti.rect = *r;
 344             SendMessageW (infoPtr->hwndToolTip, TTM_NEWTOOLRECTW,
 345                             0, (LPARAM)&ti);
 346         }
 347     }
 348 }
 349
 350
 351 static LRESULT
 352 STATUSBAR_Relay2Tip (const STATUS_INFO *infoPtr, UINT uMsg,
 353                      WPARAM wParam, LPARAM lParam)
 354 {
 355     MSG msg;
 356
 357     msg.hwnd = infoPtr->Self;
 358     msg.message = uMsg;
 359     msg.wParam = wParam;
 360     msg.lParam = lParam;
 361     msg.time = GetMessageTime ();
 362     msg.pt.x = (short)LOWORD(GetMessagePos ());
 363     msg.pt.y = (short)HIWORD(GetMessagePos ());
 364
 365     return SendMessageW (infoPtr->hwndToolTip, TTM_RELAYEVENT, 0, (LPARAM)&msg);
 366 }
 367
 368
 369 static BOOL
 370 STATUSBAR_GetBorders (const STATUS_INFO *infoPtr, INT out[])
 371 {
 372     TRACE("\n");
 373     out[0] = infoPtr->horizontalBorder;
 374     out[1] = infoPtr->verticalBorder;
 375     out[2] = infoPtr->horizontalGap;
 376
 377     return TRUE;
 378 }
 379
 380
 381 static BOOL
 382 STATUSBAR_SetBorders (STATUS_INFO *infoPtr, const INT in[])
 383 {
 384     TRACE("\n");
 385     infoPtr->horizontalBorder = in[0];
 386     infoPtr->verticalBorder = in[1];
 387     infoPtr->horizontalGap = in[2];
 388     InvalidateRect(infoPtr->Self, NULL, FALSE);
 389
 390     return TRUE;
 391 }
 392
 393
 394 static HICON
 395 STATUSBAR_GetIcon (const STATUS_INFO *infoPtr, INT nPart)
 396 {
 397     TRACE("%d\n", nPart);
 398     /* MSDN says: "simple parts are indexed with -1" */
 399     if ((nPart < -1) || (nPart >= infoPtr->numParts))
 400         return 0;
 401
 402     if (nPart == -1)
 403         return (infoPtr->part0.hIcon);
 404     else
 405         return (infoPtr->parts[nPart].hIcon);
 406 }
 407
 408
 409 static INT
 410 STATUSBAR_GetParts (const STATUS_INFO *infoPtr, INT num_parts, INT parts[])
 411 {
 412     INT   i;
 413
 414     TRACE("(%d)\n", num_parts);
 415     if (parts) {
 416         for (i = 0; i < num_parts; i++) {
 417             parts[i] = infoPtr->parts[i].x;
 418         }
 419     }
 420     return infoPtr->numParts;
 421 }
 422
 423
 424 static BOOL
 425 STATUSBAR_GetRect (const STATUS_INFO *infoPtr, INT nPart, LPRECT rect)
 426 {
 427     TRACE("part %d\n", nPart);
 428     if(nPart >= infoPtr->numParts || nPart < 0)
 429       return FALSE;
 430     if (infoPtr->simple)
 431         *rect = infoPtr->part0.bound;
 432     else
 433         *rect = infoPtr->parts[nPart].bound;
 434     return TRUE;
 435 }
 436
 437
 438 static LRESULT
 439 STATUSBAR_GetTextA (STATUS_INFO *infoPtr, INT nPart, LPSTR buf)
 440 {
 441     STATUSWINDOWPART *part;
 442     LRESULT result;
 443
 444     TRACE("part %d\n", nPart);
 445
 446     /* MSDN says: "simple parts use index of 0", so this check is ok. */
 447     if (nPart < 0 || nPart >= infoPtr->numParts) return 0;
 448
 449     if (infoPtr->simple)
 450         part = &infoPtr->part0;
 451     else
 452         part = &infoPtr->parts[nPart];
 453
 454     if (part->style & SBT_OWNERDRAW)
 455         result = (LRESULT)part->text;
 456     else {
 457         DWORD len = part->text ? WideCharToMultiByte( CP_ACP, 0, part->text, -1,
 458                                                       NULL, 0, NULL, NULL ) - 1 : 0;
 459         result = MAKELONG( len, part->style );
 460         if (part->text && buf)
 461             WideCharToMultiByte( CP_ACP, 0, part->text, -1, buf, len+1, NULL, NULL );
 462     }
 463     return result;
 464 }
 465
 466
 467 static LRESULT
 468 STATUSBAR_GetTextW (STATUS_INFO *infoPtr, INT nPart, LPWSTR buf)
 469 {
 470     STATUSWINDOWPART *part;
 471     LRESULT result;
 472
 473     TRACE("part %d\n", nPart);
 474     if (nPart < 0 || nPart >= infoPtr->numParts) return 0;
 475
 476     if (infoPtr->simple)
 477         part = &infoPtr->part0;
 478     else
 479         part = &infoPtr->parts[nPart];
 480
 481     if (part->style & SBT_OWNERDRAW)
 482         result = (LRESULT)part->text;
 483     else {
 484         result = part->text ? strlenW (part->text) : 0;
 485         result |= (part->style << 16);
 486         if (part->text && buf)
 487             strcpyW (buf, part->text);
 488     }
 489     return result;
 490 }
 491
 492
 493 static LRESULT
 494 STATUSBAR_GetTextLength (STATUS_INFO *infoPtr, INT nPart)
 495 {
 496     STATUSWINDOWPART *part;
 497     DWORD result;
 498
 499     TRACE("part %d\n", nPart);
 500
 501     /* MSDN says: "simple parts use index of 0", so this check is ok. */
 502     if (nPart < 0 || nPart >= infoPtr->numParts) return 0;
 503
 504     if (infoPtr->simple)
 505         part = &infoPtr->part0;
 506     else
 507         part = &infoPtr->parts[nPart];
 508
 509     if ((~part->style & SBT_OWNERDRAW) && part->text)
 510         result = strlenW(part->text);
 511     else
 512         result = 0;
 513
 514     result |= (part->style << 16);
 515     return result;
 516 }
 517
 518 static LRESULT
 519 STATUSBAR_GetTipTextA (const STATUS_INFO *infoPtr, INT id, LPSTR tip, INT size)
 520 {
 521     TRACE("\n");
 522     if (tip) {
 523         CHAR buf[INFOTIPSIZE];
 524         buf[0]='\0';
 525
 526         if (infoPtr->hwndToolTip) {
 527             TTTOOLINFOA ti;
 528             ti.cbSize = sizeof(TTTOOLINFOA);
 529             ti.hwnd = infoPtr->Self;
 530             ti.uId = id;
 531             ti.lpszText = buf;
 532             SendMessageA (infoPtr->hwndToolTip, TTM_GETTEXTA, 0, (LPARAM)&ti);
 533         }
 534         lstrcpynA (tip, buf, size);
 535     }
 536     return 0;
 537 }
 538
 539
 540 static LRESULT
 541 STATUSBAR_GetTipTextW (const STATUS_INFO *infoPtr, INT id, LPWSTR tip, INT size)
 542 {
 543     TRACE("\n");
 544     if (tip) {
 545         WCHAR buf[INFOTIPSIZE];
 546         buf[0]=0;
 547
 548         if (infoPtr->hwndToolTip) {
 549             TTTOOLINFOW ti;
 550             ti.cbSize = sizeof(TTTOOLINFOW);
 551             ti.hwnd = infoPtr->Self;
 552             ti.uId = id;
 553             ti.lpszText = buf;
 554             SendMessageW(infoPtr->hwndToolTip, TTM_GETTEXTW, 0, (LPARAM)&ti);
 555         }
 556         lstrcpynW(tip, buf, size);
 557     }
 558
 559     return 0;
 560 }
 561
 562
 563 static COLORREF
 564 STATUSBAR_SetBkColor (STATUS_INFO *infoPtr, COLORREF color)
 565 {
 566     COLORREF oldBkColor;
 567
 568     oldBkColor = infoPtr->clrBk;
 569     infoPtr->clrBk = color;
 570     InvalidateRect(infoPtr->Self, NULL, FALSE);
 571
 572     TRACE("CREF: %08x -> %08x\n", oldBkColor, infoPtr->clrBk);
 573     return oldBkColor;
 574 }
 575
 576
 577 static BOOL
 578 STATUSBAR_SetIcon (STATUS_INFO *infoPtr, INT nPart, HICON hIcon)
 579 {
 580     if ((nPart < -1) || (nPart >= infoPtr->numParts))
 581         return FALSE;
 582
 583     TRACE("setting part %d\n", nPart);
 584
 585     /* FIXME: MSDN says "if nPart is -1, the status bar is assumed simple" */
 586     if (nPart == -1) {
 587         if (infoPtr->part0.hIcon == hIcon) /* same as - no redraw */
 588             return TRUE;
 589         infoPtr->part0.hIcon = hIcon;
 590         if (infoPtr->simple)
 591             InvalidateRect(infoPtr->Self, &infoPtr->part0.bound, FALSE);
 592     } else {
 593         if (infoPtr->parts[nPart].hIcon == hIcon) /* same as - no redraw */
 594             return TRUE;
 595
 596         infoPtr->parts[nPart].hIcon = hIcon;
 597         if (!(infoPtr->simple))
 598             InvalidateRect(infoPtr->Self, &infoPtr->parts[nPart].bound, FALSE);
 599     }
 600     return TRUE;
 601 }
 602
 603
 604 static BOOL
 605 STATUSBAR_SetMinHeight (STATUS_INFO *infoPtr, INT height)
 606 {
 607     DWORD ysize = GetSystemMetrics(SM_CYSIZE);
 608     if (ysize & 1) ysize--;
 609     infoPtr->minHeight = max(height, ysize);
 610     infoPtr->height = STATUSBAR_ComputeHeight(infoPtr);
 611     /* like native, don't resize the control */
 612     return TRUE;
 613 }
 614
 615
 616 static BOOL
 617 STATUSBAR_SetParts (STATUS_INFO *infoPtr, INT count, LPINT parts)
 618 {
 619     STATUSWINDOWPART *tmp;
 620     INT i, oldNumParts;
 621
 622     TRACE("(%d,%p)\n", count, parts);
 623
 624     if(!count) return FALSE;
 625
 626     oldNumParts = infoPtr->numParts;
 627     infoPtr->numParts = count;
 628     if (oldNumParts > infoPtr->numParts) {
 629         for (i = infoPtr->numParts ; i < oldNumParts; i++) {
 630             if (!(infoPtr->parts[i].style & SBT_OWNERDRAW))
 631                 Free (infoPtr->parts[i].text);
 632         }
 633     } else if (oldNumParts < infoPtr->numParts) {
 634         tmp = Alloc (sizeof(STATUSWINDOWPART) * infoPtr->numParts);
 635         if (!tmp) return FALSE;
 636         for (i = 0; i < oldNumParts; i++) {
 637             tmp[i] = infoPtr->parts[i];
 638         }
 639         Free (infoPtr->parts);
 640         infoPtr->parts = tmp;
 641     }
 642     if (oldNumParts == infoPtr->numParts) {
 643         for (i=0; i < oldNumParts; i++)
 644             if (infoPtr->parts[i].x != parts[i])
 645                 break;
 646         if (i==oldNumParts) /* Unchanged? no need to redraw! */
 647             return TRUE;
 648     }
 649
 650     for (i = 0; i < infoPtr->numParts; i++)
 651         infoPtr->parts[i].x = parts[i];
 652
 653     if (infoPtr->hwndToolTip) {
 654         INT nTipCount;
 655         TTTOOLINFOW ti;
 656         WCHAR wEmpty = 0;
 657
 658         ZeroMemory (&ti, sizeof(TTTOOLINFOW));
 659         ti.cbSize = sizeof(TTTOOLINFOW);
 660         ti.hwnd = infoPtr->Self;
 661         ti.lpszText = &wEmpty;
 662
 663         nTipCount = SendMessageW (infoPtr->hwndToolTip, TTM_GETTOOLCOUNT, 0, 0);
 664         if (nTipCount < infoPtr->numParts) {
 665             /* add tools */
 666             for (i = nTipCount; i < infoPtr->numParts; i++) {
 667                 TRACE("add tool %d\n", i);
 668                 ti.uId = i;
 669                 SendMessageW (infoPtr->hwndToolTip, TTM_ADDTOOLW,
 670                                 0, (LPARAM)&ti);
 671             }
 672         }
 673         else if (nTipCount > infoPtr->numParts) {
 674             /* delete tools */
 675             for (i = nTipCount - 1; i >= infoPtr->numParts; i--) {
 676                 TRACE("delete tool %d\n", i);
 677                 ti.uId = i;
 678                 SendMessageW (infoPtr->hwndToolTip, TTM_DELTOOLW,
 679                                 0, (LPARAM)&ti);
 680             }
 681         }
 682     }
 683     STATUSBAR_SetPartBounds (infoPtr);
 684     InvalidateRect(infoPtr->Self, NULL, FALSE);
 685     return TRUE;
 686 }
 687
 688
 689 static BOOL
 690 STATUSBAR_SetTextT (STATUS_INFO *infoPtr, INT nPart, WORD style,
 691                     LPWSTR text, BOOL isW)
 692 {
 693     STATUSWINDOWPART *part=NULL;
 694     BOOL changed = FALSE;
 695     INT  oldStyle;
 696
 697     if (style & SBT_OWNERDRAW) {
 698          TRACE("part %d, text %p\n",nPart,text);
 699     }
 700     else TRACE("part %d, text %s\n", nPart, debugstr_t(text, isW));
 701
 702     /* MSDN says: "If the parameter is set to SB_SIMPLEID (255), the status
 703      * window is assumed to be a simple window */
 704
 705     if (nPart == 0x00ff) {
 706         part = &infoPtr->part0;
 707     } else {
 708         if (infoPtr->parts && nPart >= 0 && nPart < infoPtr->numParts) {
 709             part = &infoPtr->parts[nPart];
 710         }
 711     }
 712     if (!part) return FALSE;
 713
 714     if (part->style != style)
 715         changed = TRUE;
 716
 717     oldStyle = part->style;
 718     part->style = style;
 719     if (style & SBT_OWNERDRAW) {
 720         if (!(oldStyle & SBT_OWNERDRAW))
 721             Free (part->text);
 722         part->text = text;
 723     } else {
 724         LPWSTR ntext;
 725         WCHAR  *idx;
 726
 727         if (text && !isW) {
 728             LPCSTR atxt = (LPCSTR)text;
 729             DWORD len = MultiByteToWideChar( CP_ACP, 0, atxt, -1, NULL, 0 );
 730             ntext = Alloc( (len + 1)*sizeof(WCHAR) );
 731             if (!ntext) return FALSE;
 732             MultiByteToWideChar( CP_ACP, 0, atxt, -1, ntext, len );
 733         } else if (text) {
 734             ntext = Alloc( (strlenW(text) + 1)*sizeof(WCHAR) );
 735             if (!ntext) return FALSE;
 736             strcpyW (ntext, text);
 737         } else ntext = 0;
 738
 739         /* replace nonprintable characters with spaces */
 740         if (ntext) {
 741             idx = ntext;
 742             while (*idx) {
 743                 if(!isprintW(*idx))
 744                     *idx = ' ';
 745                 idx++;
 746             }
 747         }
 748
 749         /* check if text is unchanged -> no need to redraw */
 750         if (text) {
 751             if (!changed && part->text && !lstrcmpW(ntext, part->text)) {
 752                 Free(ntext);
 753                 return TRUE;
 754             }
 755         } else {
 756             if (!changed && !part->text)
 757                 return TRUE;
 758         }
 759
 760         if (!(oldStyle & SBT_OWNERDRAW))
 761             Free (part->text);
 762         part->text = ntext;
 763     }
 764     InvalidateRect(infoPtr->Self, &part->bound, FALSE);
 765     UpdateWindow(infoPtr->Self);
 766
 767     return TRUE;
 768 }
 769
 770
 771 static LRESULT
 772 STATUSBAR_SetTipTextA (const STATUS_INFO *infoPtr, INT id, LPSTR text)
 773 {
 774     TRACE("part %d: \"%s\"\n", id, text);
 775     if (infoPtr->hwndToolTip) {
 776         TTTOOLINFOA ti;
 777         ti.cbSize = sizeof(TTTOOLINFOA);
 778         ti.hwnd = infoPtr->Self;
 779         ti.uId = id;
 780         ti.hinst = 0;
 781         ti.lpszText = text;
 782         SendMessageA (infoPtr->hwndToolTip, TTM_UPDATETIPTEXTA, 0, (LPARAM)&ti);
 783     }
 784
 785     return 0;
 786 }
 787
 788
 789 static LRESULT
 790 STATUSBAR_SetTipTextW (const STATUS_INFO *infoPtr, INT id, LPWSTR text)
 791 {
 792     TRACE("part %d: \"%s\"\n", id, debugstr_w(text));
 793     if (infoPtr->hwndToolTip) {
 794         TTTOOLINFOW ti;
 795         ti.cbSize = sizeof(TTTOOLINFOW);
 796         ti.hwnd = infoPtr->Self;
 797         ti.uId = id;
 798         ti.hinst = 0;
 799         ti.lpszText = text;
 800         SendMessageW (infoPtr->hwndToolTip, TTM_UPDATETIPTEXTW, 0, (LPARAM)&ti);
 801     }
 802
 803     return 0;
 804 }
 805
 806
 807 static inline LRESULT
 808 STATUSBAR_SetUnicodeFormat (STATUS_INFO *infoPtr, BOOL bUnicode)
 809 {
 810     BOOL bOld = infoPtr->bUnicode;
 811
 812     TRACE("(0x%x)\n", bUnicode);
 813     infoPtr->bUnicode = bUnicode;
 814
 815     return bOld;
 816 }
 817
 818
 819 static BOOL
 820 STATUSBAR_Simple (STATUS_INFO *infoPtr, BOOL simple)
 821 {
 822     NMHDR  nmhdr;
 823
 824     TRACE("(simple=%d)\n", simple);
 825     if (infoPtr->simple == simple) /* no need to change */
 826         return TRUE;
 827
 828     infoPtr->simple = simple;
 829
 830     /* send notification */
 831     nmhdr.hwndFrom = infoPtr->Self;
 832     nmhdr.idFrom = GetWindowLongPtrW (infoPtr->Self, GWLP_ID);
 833     nmhdr.code = SBN_SIMPLEMODECHANGE;
 834     SendMessageW (infoPtr->Notify, WM_NOTIFY, 0, (LPARAM)&nmhdr);
 835     InvalidateRect(infoPtr->Self, NULL, FALSE);
 836     return TRUE;
 837 }
 838
 839
 840 static LRESULT
 841 STATUSBAR_WMDestroy (STATUS_INFO *infoPtr)
 842 {
 843     unsigned int i;
 844
 845     TRACE("\n");
 846     for (i = 0; i < infoPtr->numParts; i++) {
 847         if (!(infoPtr->parts[i].style & SBT_OWNERDRAW))
 848             Free (infoPtr->parts[i].text);
 849     }
 850     if (!(infoPtr->part0.style & SBT_OWNERDRAW))
 851         Free (infoPtr->part0.text);
 852     Free (infoPtr->parts);
 853
 854     /* delete default font */
 855     if (infoPtr->hDefaultFont)
 856         DeleteObject (infoPtr->hDefaultFont);
 857
 858     /* delete tool tip control */
 859     if (infoPtr->hwndToolTip)
 860         DestroyWindow (infoPtr->hwndToolTip);
 861
 862     CloseThemeData (GetWindowTheme (infoPtr->Self));
 863
 864     SetWindowLongPtrW(infoPtr->Self, 0, 0);
 865     Free (infoPtr);
 866     return 0;
 867 }
 868
 869
 870 static LRESULT
 871 STATUSBAR_WMCreate (HWND hwnd, const CREATESTRUCTA *lpCreate)
 872 {
 873     STATUS_INFO *infoPtr;
 874     NONCLIENTMETRICSW nclm;
 875     DWORD dwStyle;
 876     RECT rect;
 877     int len;
 878
 879     TRACE("\n");
 880     infoPtr = Alloc (sizeof(STATUS_INFO));
 881     if (!infoPtr) goto create_fail;
 882     SetWindowLongPtrW (hwnd, 0, (DWORD_PTR)infoPtr);
 883
 884     infoPtr->Self = hwnd;
 885     infoPtr->Notify = lpCreate->hwndParent;
 886     infoPtr->numParts = 1;
 887     infoPtr->parts = 0;
 888     infoPtr->simple = FALSE;
 889     infoPtr->clrBk = CLR_DEFAULT;
 890     infoPtr->hFont = 0;
 891     infoPtr->horizontalBorder = HORZ_BORDER;
 892     infoPtr->verticalBorder = VERT_BORDER;
 893     infoPtr->horizontalGap = HORZ_GAP;
 894     infoPtr->minHeight = GetSystemMetrics(SM_CYSIZE);
 895     if (infoPtr->minHeight & 1) infoPtr->minHeight--;
 896
 897     STATUSBAR_NotifyFormat(infoPtr, infoPtr->Notify, NF_REQUERY);
 898
 899     ZeroMemory (&nclm, sizeof(nclm));
 900     nclm.cbSize = sizeof(nclm);
 901     SystemParametersInfoW (SPI_GETNONCLIENTMETRICS, nclm.cbSize, &nclm, 0);
 902     infoPtr->hDefaultFont = CreateFontIndirectW (&nclm.lfStatusFont);
 903
 904     GetClientRect (hwnd, &rect);
 905
 906     /* initialize simple case */
 907     infoPtr->part0.bound = rect;
 908     infoPtr->part0.text = 0;
 909     infoPtr->part0.x = 0;
 910     infoPtr->part0.style = 0;
 911     infoPtr->part0.hIcon = 0;
 912
 913     /* initialize first part */
 914     infoPtr->parts = Alloc (sizeof(STATUSWINDOWPART));
 915     if (!infoPtr->parts) goto create_fail;
 916     infoPtr->parts[0].bound = rect;
 917     infoPtr->parts[0].text = 0;
 918     infoPtr->parts[0].x = -1;
 919     infoPtr->parts[0].style = 0;
 920     infoPtr->parts[0].hIcon = 0;
 921
 922     OpenThemeData (hwnd, themeClass);
 923
 924     if (lpCreate->lpszName && (len = strlenW ((LPCWSTR)lpCreate->lpszName)))
 925     {
 926         infoPtr->parts[0].text = Alloc ((len + 1)*sizeof(WCHAR));
 927         if (!infoPtr->parts[0].text) goto create_fail;
 928         strcpyW (infoPtr->parts[0].text, (LPCWSTR)lpCreate->lpszName);
 929     }
 930
 931     dwStyle = GetWindowLongW (hwnd, GWL_STYLE);
 932     /* native seems to clear WS_BORDER, too */
 933     dwStyle &= ~WS_BORDER;
 934     SetWindowLongW (hwnd, GWL_STYLE, dwStyle);
 935
 936     infoPtr->height = STATUSBAR_ComputeHeight(infoPtr);
 937
 938     if (dwStyle & SBT_TOOLTIPS) {
 939         infoPtr->hwndToolTip =
 940             CreateWindowExW (0, TOOLTIPS_CLASSW, NULL, WS_POPUP | TTS_ALWAYSTIP,
 941                              CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
 942                              CW_USEDEFAULT, hwnd, 0,
 943                              (HINSTANCE)GetWindowLongPtrW(hwnd, GWLP_HINSTANCE), NULL);
 944
 945         if (infoPtr->hwndToolTip) {
 946             NMTOOLTIPSCREATED nmttc;
 947
 948             nmttc.hdr.hwndFrom = hwnd;
 949             nmttc.hdr.idFrom = GetWindowLongPtrW (hwnd, GWLP_ID);
 950             nmttc.hdr.code = NM_TOOLTIPSCREATED;
 951             nmttc.hwndToolTips = infoPtr->hwndToolTip;
 952
 953             SendMessageW (lpCreate->hwndParent, WM_NOTIFY, nmttc.hdr.idFrom, (LPARAM)&nmttc);
 954         }
 955     }
 956
 957     return 0;
 958
 959 create_fail:
 960     TRACE("    failed!\n");
 961     if (infoPtr) STATUSBAR_WMDestroy(infoPtr);
 962     return -1;
 963 }
 964
 965
 966 /* in contrast to SB_GETTEXT*, WM_GETTEXT handles the text
 967  * of the first part only (usual behaviour) */
 968 static INT
 969 STATUSBAR_WMGetText (const STATUS_INFO *infoPtr, INT size, LPWSTR buf)
 970 {
 971     INT len;
 972
 973     TRACE("\n");
 974     if (!(infoPtr->parts[0].text))
 975         return 0;
 976
 977     len = strlenW (infoPtr->parts[0].text);
 978
 979     if (!size)
 980         return len;
 981     else if (size > len) {
 982         strcpyW (buf, infoPtr->parts[0].text);
 983         return len;
 984     }
 985     else {
 986         memcpy (buf, infoPtr->parts[0].text, (size - 1) * sizeof(WCHAR));
 987         buf[size - 1] = 0;
 988         return size - 1;
 989     }
 990 }
 991
 992
 993 static BOOL
 994 STATUSBAR_WMNCHitTest (const STATUS_INFO *infoPtr, INT x, INT y)
 995 {
 996     if (GetWindowLongW (infoPtr->Self, GWL_STYLE) & SBARS_SIZEGRIP) {
 997         RECT  rect;
 998         POINT pt;
 999
1000         GetClientRect (infoPtr->Self, &rect);
1001
1002         pt.x = x;
1003         pt.y = y;
1004         ScreenToClient (infoPtr->Self, &pt);
1005
1006         rect.left = rect.right - 13;
1007         rect.top += 2;
1008
1009         if (PtInRect (&rect, pt))
1010         {
1011             if (GetWindowLongW( infoPtr->Self, GWL_EXSTYLE ) & WS_EX_LAYOUTRTL) return HTBOTTOMLEFT;
1012             else return HTBOTTOMRIGHT;
1013         }
1014     }
1015
1016     return HTERROR;
1017 }
1018
1019
1020 static LRESULT
1021 STATUSBAR_WMPaint (STATUS_INFO *infoPtr, HDC hdc)
1022 {
1023     PAINTSTRUCT ps;
1024
1025     TRACE("\n");
1026     if (hdc) return STATUSBAR_Refresh (infoPtr, hdc);
1027     hdc = BeginPaint (infoPtr->Self, &ps);
1028     STATUSBAR_Refresh (infoPtr, hdc);
1029     EndPaint (infoPtr->Self, &ps);
1030
1031     return 0;
1032 }
1033
1034
1035 static LRESULT
1036 STATUSBAR_WMSetFont (STATUS_INFO *infoPtr, HFONT font, BOOL redraw)
1037 {
1038     infoPtr->hFont = font;
1039     TRACE("%p\n", infoPtr->hFont);
1040
1041     infoPtr->height = STATUSBAR_ComputeHeight(infoPtr);
1042     SendMessageW(infoPtr->Self, WM_SIZE, 0, 0);  /* update size */
1043     if (redraw)
1044         InvalidateRect(infoPtr->Self, NULL, FALSE);
1045
1046     return 0;
1047 }
1048
1049
1050 static BOOL
1051 STATUSBAR_WMSetText (const STATUS_INFO *infoPtr, LPCSTR text)
1052 {
1053     STATUSWINDOWPART *part;
1054     int len;
1055
1056     TRACE("\n");
1057     if (infoPtr->numParts == 0)
1058         return FALSE;
1059
1060     part = &infoPtr->parts[0];
1061     /* duplicate string */
1062     Free (part->text);
1063     part->text = 0;
1064
1065     if (text && (len = strlenW((LPCWSTR)text))) {
1066         part->text = Alloc ((len+1)*sizeof(WCHAR));
1067         if (!part->text) return FALSE;
1068         strcpyW (part->text, (LPCWSTR)text);
1069     }
1070
1071     InvalidateRect(infoPtr->Self, &part->bound, FALSE);
1072
1073     return TRUE;
1074 }
1075
1076
1077 static BOOL
1078 STATUSBAR_WMSize (STATUS_INFO *infoPtr, WORD flags)
1079 {
1080     INT  width, x, y;
1081     RECT parent_rect;
1082
1083     /* Need to resize width to match parent */
1084     TRACE("flags %04x\n", flags);
1085
1086     if (flags != SIZE_RESTORED && flags != SIZE_MAXIMIZED) {
1087         WARN("flags MUST be SIZE_RESTORED or SIZE_MAXIMIZED\n");
1088         return FALSE;
1089     }
1090
1091     if (GetWindowLongW(infoPtr->Self, GWL_STYLE) & CCS_NORESIZE) return FALSE;
1092
1093     /* width and height don't apply */
1094     if (!GetClientRect (infoPtr->Notify, &parent_rect))
1095         return FALSE;
1096
1097     width = parent_rect.right - parent_rect.left;
1098     x = parent_rect.left;
1099     y = parent_rect.bottom - infoPtr->height;
1100     MoveWindow (infoPtr->Self, x, y, width, infoPtr->height, TRUE);
1101     STATUSBAR_SetPartBounds (infoPtr);
1102     return TRUE;
1103 }
1104
1105
1106 /* update theme after a WM_THEMECHANGED message */
1107 static LRESULT theme_changed (const STATUS_INFO* infoPtr)
1108 {
1109     HTHEME theme = GetWindowTheme (infoPtr->Self);
1110     CloseThemeData (theme);
1111     OpenThemeData (infoPtr->Self, themeClass);
1112     return 0;
1113 }
1114
1115
1116 static LRESULT
1117 STATUSBAR_NotifyFormat (STATUS_INFO *infoPtr, HWND from, INT cmd)
1118 {
1119     if (cmd == NF_REQUERY) {
1120         INT i = SendMessageW(from, WM_NOTIFYFORMAT, (WPARAM)infoPtr->Self, NF_QUERY);
1121         infoPtr->bUnicode = (i == NFR_UNICODE);
1122     }
1123     return infoPtr->bUnicode ? NFR_UNICODE : NFR_ANSI;
1124 }
1125
1126
1127 static LRESULT
1128 STATUSBAR_SendMouseNotify(const STATUS_INFO *infoPtr, UINT code, UINT msg, WPARAM wParam, LPARAM lParam)
1129 {
1130     NMMOUSE  nm;
1131
1132     TRACE("code %04x, lParam=%lx\n", code, lParam);
1133     nm.hdr.hwndFrom = infoPtr->Self;
1134     nm.hdr.idFrom = GetWindowLongPtrW(infoPtr->Self, GWLP_ID);
1135     nm.hdr.code = code;
1136     nm.pt.x = (short)LOWORD(lParam);
1137     nm.pt.y = (short)HIWORD(lParam);
1138     nm.dwItemSpec = STATUSBAR_InternalHitTest(infoPtr, &nm.pt);
1139     nm.dwItemData = 0;
1140     nm.dwHitInfo = 0x30000;     /* seems constant */
1141
1142     /* Do default processing if WM_NOTIFY returns zero */
1143     if(!SendMessageW(infoPtr->Notify, WM_NOTIFY, nm.hdr.idFrom, (LPARAM)&nm))
1144     {
1145       return DefWindowProcW(infoPtr->Self, msg, wParam, lParam);
1146     }
1147     return 0;
1148 }
1149
1150
1151
1152 static LRESULT WINAPI
1153 StatusWindowProc (HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
1154 {
1155     STATUS_INFO *infoPtr = (STATUS_INFO *)GetWindowLongPtrW (hwnd, 0);
1156     INT nPart = ((INT) wParam) & 0x00ff;
1157     LRESULT res;
1158
1159     TRACE("hwnd=%p msg=%x wparam=%lx lparam=%lx\n", hwnd, msg, wParam, lParam);
1160     if (!infoPtr && msg != WM_CREATE)
1161         return DefWindowProcW (hwnd, msg, wParam, lParam);
1162
1163     switch (msg) {
1164         case SB_GETBORDERS:
1165             return STATUSBAR_GetBorders (infoPtr, (INT *)lParam);
1166
1167         case SB_GETICON:
1168             return (LRESULT)STATUSBAR_GetIcon (infoPtr, nPart);
1169
1170         case SB_GETPARTS:
1171             return STATUSBAR_GetParts (infoPtr, (INT)wParam, (INT *)lParam);
1172
1173         case SB_GETRECT:
1174             return STATUSBAR_GetRect (infoPtr, nPart, (LPRECT)lParam);
1175
1176         case SB_GETTEXTA:
1177             return STATUSBAR_GetTextA (infoPtr, nPart, (LPSTR)lParam);
1178
1179         case SB_GETTEXTW:
1180             return STATUSBAR_GetTextW (infoPtr, nPart, (LPWSTR)lParam);
1181
1182         case SB_GETTEXTLENGTHA:
1183         case SB_GETTEXTLENGTHW:
1184             return STATUSBAR_GetTextLength (infoPtr, nPart);
1185
1186         case SB_GETTIPTEXTA:
1187             return STATUSBAR_GetTipTextA (infoPtr,  LOWORD(wParam), (LPSTR)lParam,  HIWORD(wParam));
1188
1189         case SB_GETTIPTEXTW:
1190             return STATUSBAR_GetTipTextW (infoPtr,  LOWORD(wParam), (LPWSTR)lParam,  HIWORD(wParam));
1191
1192         case SB_GETUNICODEFORMAT:
1193             return infoPtr->bUnicode;
1194
1195         case SB_ISSIMPLE:
1196             return infoPtr->simple;
1197
1198         case SB_SETBORDERS:
1199             return STATUSBAR_SetBorders (infoPtr, (INT *)lParam);
1200
1201         case SB_SETBKCOLOR:
1202             return STATUSBAR_SetBkColor (infoPtr, (COLORREF)lParam);
1203
1204         case SB_SETICON:
1205             return STATUSBAR_SetIcon (infoPtr, nPart, (HICON)lParam);
1206
1207         case SB_SETMINHEIGHT:
1208             return STATUSBAR_SetMinHeight (infoPtr, (INT)wParam);
1209
1210         case SB_SETPARTS:
1211             return STATUSBAR_SetParts (infoPtr, (INT)wParam, (LPINT)lParam);
1212
1213         case SB_SETTEXTA:
1214             return STATUSBAR_SetTextT (infoPtr, nPart, wParam & 0xff00, (LPWSTR)lParam, FALSE);
1215
1216         case SB_SETTEXTW:
1217             return STATUSBAR_SetTextT (infoPtr, nPart, wParam & 0xff00, (LPWSTR)lParam, TRUE);
1218
1219         case SB_SETTIPTEXTA:
1220             return STATUSBAR_SetTipTextA (infoPtr, (INT)wParam, (LPSTR)lParam);
1221
1222         case SB_SETTIPTEXTW:
1223             return STATUSBAR_SetTipTextW (infoPtr, (INT)wParam, (LPWSTR)lParam);
1224
1225         case SB_SETUNICODEFORMAT:
1226             return STATUSBAR_SetUnicodeFormat (infoPtr, (BOOL)wParam);
1227
1228         case SB_SIMPLE:
1229             return STATUSBAR_Simple (infoPtr, (BOOL)wParam);
1230
1231         case WM_CREATE:
1232             return STATUSBAR_WMCreate (hwnd, (LPCREATESTRUCTA)lParam);
1233
1234         case WM_DESTROY:
1235             return STATUSBAR_WMDestroy (infoPtr);
1236
1237         case WM_GETFONT:
1238             return (LRESULT)(infoPtr->hFont? infoPtr->hFont : infoPtr->hDefaultFont);
1239
1240         case WM_GETTEXT:
1241             return STATUSBAR_WMGetText (infoPtr, (INT)wParam, (LPWSTR)lParam);
1242
1243         case WM_GETTEXTLENGTH:
1244             return LOWORD(STATUSBAR_GetTextLength (infoPtr, 0));
1245
1246         case WM_LBUTTONDBLCLK:
1247             return STATUSBAR_SendMouseNotify(infoPtr, NM_DBLCLK, msg, wParam, lParam);
1248
1249         case WM_LBUTTONUP:
1250             return STATUSBAR_SendMouseNotify(infoPtr, NM_CLICK, msg, wParam, lParam);
1251
1252         case WM_MOUSEMOVE:
1253             return STATUSBAR_Relay2Tip (infoPtr, msg, wParam, lParam);
1254
1255         case WM_NCHITTEST:
1256             res = STATUSBAR_WMNCHitTest(infoPtr, (short)LOWORD(lParam),
1257                                         (short)HIWORD(lParam));
1258             if (res != HTERROR) return res;
1259             return DefWindowProcW (hwnd, msg, wParam, lParam);
1260
1261         case WM_NCLBUTTONUP:
1262         case WM_NCLBUTTONDOWN:
1263             PostMessageW (infoPtr->Notify, msg, wParam, lParam);
1264             return 0;
1265
1266         case WM_NOTIFYFORMAT:
1267             return STATUSBAR_NotifyFormat(infoPtr, (HWND)wParam, (INT)lParam);
1268
1269         case WM_PRINTCLIENT:
1270         case WM_PAINT:
1271             return STATUSBAR_WMPaint (infoPtr, (HDC)wParam);
1272
1273         case WM_RBUTTONDBLCLK:
1274             return STATUSBAR_SendMouseNotify(infoPtr, NM_RDBLCLK, msg, wParam, lParam);
1275
1276         case WM_RBUTTONUP:
1277             return STATUSBAR_SendMouseNotify(infoPtr, NM_RCLICK, msg, wParam, lParam);
1278
1279         case WM_SETFONT:
1280             return STATUSBAR_WMSetFont (infoPtr, (HFONT)wParam, LOWORD(lParam));
1281
1282         case WM_SETTEXT:
1283             return STATUSBAR_WMSetText (infoPtr, (LPCSTR)lParam);
1284
1285         case WM_SIZE:
1286             if (STATUSBAR_WMSize (infoPtr, (WORD)wParam)) return 0;
1287             return DefWindowProcW (hwnd, msg, wParam, lParam);
1288
1289         case WM_SYSCOLORCHANGE:
1290             COMCTL32_RefreshSysColors();
1291             return 0;
1292
1293         case WM_THEMECHANGED:
1294             return theme_changed (infoPtr);
1295
1296         default:
1297             if ((msg >= WM_USER) && (msg < WM_APP) && !COMCTL32_IsReflectedMessage(msg))
1298                 ERR("unknown msg %04x wp=%04lx lp=%08lx\n",
1299                      msg, wParam, lParam);
1300             return DefWindowProcW (hwnd, msg, wParam, lParam);
1301     }
1302 }
1303
1304
1305 /***********************************************************************
1306  * STATUS_Register [Internal]
1307  *
1308  * Registers the status window class.
1309  */
1310
1311 void
1312 STATUS_Register (void)
1313 {
1314     WNDCLASSW wndClass;
1315
1316     ZeroMemory (&wndClass, sizeof(WNDCLASSW));
1317     wndClass.style         = CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW;
1318     wndClass.lpfnWndProc   = StatusWindowProc;
1319     wndClass.cbClsExtra    = 0;
1320     wndClass.cbWndExtra    = sizeof(STATUS_INFO *);
1321     wndClass.hCursor       = LoadCursorW (0, (LPWSTR)IDC_ARROW);
1322     wndClass.hbrBackground = (HBRUSH)(COLOR_BTNFACE + 1);
1323     wndClass.lpszClassName = STATUSCLASSNAMEW;
1324
1325     RegisterClassW (&wndClass);
1326 }
1327
1328
1329 /***********************************************************************
1330  * STATUS_Unregister [Internal]
1331  *
1332  * Unregisters the status window class.
1333  */
1334
1335 void
1336 STATUS_Unregister (void)
1337 {
1338     UnregisterClassW (STATUSCLASSNAMEW, NULL);
1339 }