dlls/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 <stdarg.h>
  44 #include <string.h>
  45
  46 #include "windef.h"
  47 #include "winbase.h"
  48 #include "wine/unicode.h"
  49 #include "wingdi.h"
  50 #include "winuser.h"
  51 #include "winnls.h"
  52 #include "commctrl.h"
  53 #include "comctl32.h"
  54 #include "uxtheme.h"
  55 #include "vssym32.h"
  56 #include "wine/debug.h"
  57
  58 WINE_DEFAULT_DEBUG_CHANNEL(statusbar);
  59
  60 typedef struct
  61 {
  62     INT         x;
  63     INT         style;
  64     RECT        bound;
  65     LPWSTR      text;
  66     HICON       hIcon;
  67 } STATUSWINDOWPART;
  68
  69 typedef struct
  70 {
  71     HWND              Self;
  72     HWND              Notify;
  73     WORD              numParts;
  74     UINT              height;
  75     UINT              minHeight;        /* at least MIN_PANE_HEIGHT, can be increased by SB_SETMINHEIGHT */
  76     BOOL              simple;
  77     HWND              hwndToolTip;
  78     HFONT             hFont;
  79     HFONT             hDefaultFont;
  80     COLORREF          clrBk;            /* background color */
  81     BOOL              bUnicode;         /* notify format. TRUE if notifies in Unicode */
  82     STATUSWINDOWPART  part0;            /* simple window */
  83     STATUSWINDOWPART* parts;
  84     INT               horizontalBorder;
  85     INT               verticalBorder;
  86     INT               horizontalGap;
  87 } STATUS_INFO;
  88
  89 /*
  90  * Run tests using Waite Group Windows95 API Bible Vol. 1&2
  91  * The second cdrom contains executables drawstat.exe, gettext.exe,
  92  * simple.exe, getparts.exe, setparts.exe, statwnd.exe
  93  */
  94
  95 #define HORZ_BORDER 0
  96 #define VERT_BORDER 2
  97 #define HORZ_GAP    2
  98
  99 static const WCHAR themeClass[] = { 'S','t','a','t','u','s',0 };
 100
 101 /* prototype */
 102 static void
 103 STATUSBAR_SetPartBounds (STATUS_INFO *infoPtr);
 104 static LRESULT
 105 STATUSBAR_NotifyFormat (STATUS_INFO *infoPtr, HWND from, INT cmd);
 106
 107 static inline LPCSTR debugstr_t(LPCWSTR text, BOOL isW)
 108 {
 109   return isW ? debugstr_w(text) : debugstr_a((LPCSTR)text);
 110 }
 111
 112 static UINT
 113 STATUSBAR_ComputeHeight(STATUS_INFO *infoPtr)
 114 {
 115     HTHEME theme;
 116     UINT height;
 117     TEXTMETRICW tm;
 118     int margin;
 119
 120     COMCTL32_GetFontMetrics(infoPtr->hFont ? infoPtr->hFont : infoPtr->hDefaultFont, &tm);
 121     margin = (tm.tmInternalLeading ? tm.tmInternalLeading : 2);
 122     height = max(tm.tmHeight + margin + 2*GetSystemMetrics(SM_CYBORDER), infoPtr->minHeight) + infoPtr->verticalBorder;
 123
 124     if ((theme = GetWindowTheme(infoPtr->Self)))
 125     {
 126         /* Determine bar height from theme such that the content area is
 127          * textHeight pixels large */
 128         HDC hdc = GetDC(infoPtr->Self);
 129         RECT r;
 130
 131         SetRect(&r, 0, 0, 0, max(infoPtr->minHeight, tm.tmHeight));
 132         if (SUCCEEDED(GetThemeBackgroundExtent(theme, hdc, SP_PANE, 0, &r, &r)))
 133         {
 134             height = r.bottom - r.top;
 135         }
 136         ReleaseDC(infoPtr->Self, hdc);
 137     }
 138
 139     TRACE("    textHeight=%d+%d, final height=%d\n", tm.tmHeight, tm.tmInternalLeading, height);
 140     return height;
 141 }
 142
 143 static void
 144 STATUSBAR_DrawSizeGrip (HTHEME theme, HDC hdc, LPRECT lpRect)
 145 {
 146     RECT rc = *lpRect;
 147
 148     TRACE("draw size grip %s\n", wine_dbgstr_rect(lpRect));
 149
 150     if (theme)
 151     {
 152         SIZE gripperSize;
 153         if (SUCCEEDED (GetThemePartSize (theme, hdc, SP_GRIPPER, 0, lpRect,
 154             TS_DRAW, &gripperSize)))
 155         {
 156             rc.left = rc.right - gripperSize.cx;
 157             rc.top = rc.bottom - gripperSize.cy;
 158             if (SUCCEEDED (DrawThemeBackground(theme, hdc, SP_GRIPPER, 0, &rc, NULL)))
 159                 return;
 160         }
 161     }
 162
 163     rc.left = max( rc.left, rc.right - GetSystemMetrics(SM_CXVSCROLL) - 1 );
 164     rc.top  = max( rc.top, rc.bottom - GetSystemMetrics(SM_CYHSCROLL) - 1 );
 165     DrawFrameControl( hdc, &rc, DFC_SCROLL, DFCS_SCROLLSIZEGRIP );
 166 }
 167
 168
 169 static void
 170 STATUSBAR_DrawPart (const STATUS_INFO *infoPtr, HDC hdc, const STATUSWINDOWPART *part, int itemID)
 171 {
 172     RECT r = part->bound;
 173     UINT border = BDR_SUNKENOUTER;
 174     HTHEME theme = GetWindowTheme (infoPtr->Self);
 175     int themePart = SP_PANE;
 176     int x = 0;
 177
 178     TRACE("part bound %s\n", wine_dbgstr_rect(&r));
 179     if (part->style & SBT_POPOUT)
 180         border = BDR_RAISEDOUTER;
 181     else if (part->style & SBT_NOBORDERS)
 182         border = 0;
 183
 184     if (theme)
 185     {
 186         if ((GetWindowLongW (infoPtr->Self, GWL_STYLE) & SBARS_SIZEGRIP)
 187             && (infoPtr->simple || (itemID == (infoPtr->numParts-1))))
 188             themePart = SP_GRIPPERPANE;
 189         DrawThemeBackground(theme, hdc, themePart, 0, &r, NULL);
 190     }
 191     else
 192         DrawEdge(hdc, &r, border, BF_RECT|BF_ADJUST);
 193
 194     if (part->hIcon) {
 195         INT cy = r.bottom - r.top;
 196         DrawIconEx (hdc, r.left + 2, r.top, part->hIcon, cy, cy, 0, 0, DI_NORMAL);
 197         x = 2 + cy;
 198     }
 199
 200     if (part->style & SBT_OWNERDRAW) {
 201         DRAWITEMSTRUCT dis;
 202
 203         dis.CtlID = GetWindowLongPtrW (infoPtr->Self, GWLP_ID);
 204         dis.itemID = itemID;
 205         dis.hwndItem = infoPtr->Self;
 206         dis.hDC = hdc;
 207         dis.rcItem = r;
 208         dis.itemData = (ULONG_PTR)part->text;
 209         SendMessageW (infoPtr->Notify, WM_DRAWITEM, dis.CtlID, (LPARAM)&dis);
 210     } else {
 211         r.left += x;
 212         DrawStatusTextW (hdc, &r, part->text, SBT_NOBORDERS);
 213     }
 214 }
 215
 216
 217 static void
 218 STATUSBAR_RefreshPart (const STATUS_INFO *infoPtr, HDC hdc, const STATUSWINDOWPART *part, int itemID)
 219 {
 220     HBRUSH hbrBk;
 221     HTHEME theme;
 222
 223     TRACE("item %d\n", itemID);
 224
 225     if (part->bound.right < part->bound.left) return;
 226
 227     if (!RectVisible(hdc, &part->bound))
 228         return;
 229
 230     if ((theme = GetWindowTheme (infoPtr->Self)))
 231     {
 232         RECT cr;
 233         GetClientRect (infoPtr->Self, &cr);
 234         DrawThemeBackground(theme, hdc, 0, 0, &cr, &part->bound);
 235     }
 236     else
 237     {
 238         if (infoPtr->clrBk != CLR_DEFAULT)
 239                 hbrBk = CreateSolidBrush (infoPtr->clrBk);
 240         else
 241                 hbrBk = GetSysColorBrush (COLOR_3DFACE);
 242         FillRect(hdc, &part->bound, hbrBk);
 243         if (infoPtr->clrBk != CLR_DEFAULT)
 244                 DeleteObject (hbrBk);
 245     }
 246
 247     STATUSBAR_DrawPart (infoPtr, hdc, part, itemID);
 248 }
 249
 250
 251 static LRESULT
 252 STATUSBAR_Refresh (STATUS_INFO *infoPtr, HDC hdc)
 253 {
 254     RECT   rect;
 255     HBRUSH hbrBk;
 256     HFONT  hOldFont;
 257     HTHEME theme;
 258
 259     TRACE("\n");
 260     if (!IsWindowVisible(infoPtr->Self))
 261         return 0;
 262
 263     STATUSBAR_SetPartBounds(infoPtr);
 264
 265     GetClientRect (infoPtr->Self, &rect);
 266
 267     if ((theme = GetWindowTheme (infoPtr->Self)))
 268     {
 269         DrawThemeBackground(theme, hdc, 0, 0, &rect, NULL);
 270     }
 271     else
 272     {
 273         if (infoPtr->clrBk != CLR_DEFAULT)
 274             hbrBk = CreateSolidBrush (infoPtr->clrBk);
 275         else
 276             hbrBk = GetSysColorBrush (COLOR_3DFACE);
 277         FillRect(hdc, &rect, hbrBk);
 278         if (infoPtr->clrBk != CLR_DEFAULT)
 279             DeleteObject (hbrBk);
 280     }
 281
 282     hOldFont = SelectObject (hdc, infoPtr->hFont ? infoPtr->hFont : infoPtr->hDefaultFont);
 283
 284     if (infoPtr->simple) {
 285         STATUSBAR_RefreshPart (infoPtr, hdc, &infoPtr->part0, 0);
 286     } else {
 287         unsigned int i;
 288
 289         for (i = 0; i < infoPtr->numParts; i++) {
 290             STATUSBAR_RefreshPart (infoPtr, hdc, &infoPtr->parts[i], i);
 291         }
 292     }
 293
 294     SelectObject (hdc, hOldFont);
 295
 296     if (GetWindowLongW (infoPtr->Self, GWL_STYLE) & SBARS_SIZEGRIP)
 297             STATUSBAR_DrawSizeGrip (theme, hdc, &rect);
 298
 299     return 0;
 300 }
 301
 302
 303 static int
 304 STATUSBAR_InternalHitTest(const STATUS_INFO *infoPtr, const POINT *pt)
 305 {
 306     unsigned int i;
 307
 308     if (infoPtr->simple)
 309         return 255;
 310
 311     for (i = 0; i < infoPtr->numParts; i++)
 312         if (pt->x >= infoPtr->parts[i].bound.left && pt->x <= infoPtr->parts[i].bound.right)
 313             return i;
 314     return -2;
 315 }
 316
 317
 318 static void
 319 STATUSBAR_SetPartBounds (STATUS_INFO *infoPtr)
 320 {
 321     STATUSWINDOWPART *part;
 322     RECT rect, *r;
 323     UINT i;
 324
 325     /* get our window size */
 326     GetClientRect (infoPtr->Self, &rect);
 327     TRACE("client wnd size is %s\n", wine_dbgstr_rect(&rect));
 328
 329     rect.left += infoPtr->horizontalBorder;
 330     rect.top += infoPtr->verticalBorder;
 331
 332     /* set bounds for simple rectangle */
 333     infoPtr->part0.bound = rect;
 334
 335     /* set bounds for non-simple rectangles */
 336     for (i = 0; i < infoPtr->numParts; i++) {
 337         part = &infoPtr->parts[i];
 338         r = &infoPtr->parts[i].bound;
 339         r->top = rect.top;
 340         r->bottom = rect.bottom;
 341         if (i == 0)
 342             r->left = 0;
 343         else
 344             r->left = infoPtr->parts[i-1].bound.right + infoPtr->horizontalGap;
 345         if (part->x == -1)
 346             r->right = rect.right;
 347         else
 348             r->right = part->x;
 349
 350         if (infoPtr->hwndToolTip) {
 351             TTTOOLINFOW ti;
 352
 353             ti.cbSize = sizeof(TTTOOLINFOW);
 354             ti.hwnd = infoPtr->Self;
 355             ti.uId = i;
 356             ti.rect = *r;
 357             SendMessageW (infoPtr->hwndToolTip, TTM_NEWTOOLRECTW,
 358                             0, (LPARAM)&ti);
 359         }
 360     }
 361 }
 362
 363
 364 static LRESULT
 365 STATUSBAR_Relay2Tip (const STATUS_INFO *infoPtr, UINT uMsg,
 366                      WPARAM wParam, LPARAM lParam)
 367 {
 368     MSG msg;
 369
 370     msg.hwnd = infoPtr->Self;
 371     msg.message = uMsg;
 372     msg.wParam = wParam;
 373     msg.lParam = lParam;
 374     msg.time = GetMessageTime ();
 375     msg.pt.x = (short)LOWORD(GetMessagePos ());
 376     msg.pt.y = (short)HIWORD(GetMessagePos ());
 377
 378     return SendMessageW (infoPtr->hwndToolTip, TTM_RELAYEVENT, 0, (LPARAM)&msg);
 379 }
 380
 381
 382 static BOOL
 383 STATUSBAR_GetBorders (const STATUS_INFO *infoPtr, INT out[])
 384 {
 385     TRACE("\n");
 386     out[0] = infoPtr->horizontalBorder;
 387     out[1] = infoPtr->verticalBorder;
 388     out[2] = infoPtr->horizontalGap;
 389
 390     return TRUE;
 391 }
 392
 393
 394 static BOOL
 395 STATUSBAR_SetBorders (STATUS_INFO *infoPtr, const INT in[])
 396 {
 397     TRACE("\n");
 398     infoPtr->horizontalBorder = in[0];
 399     infoPtr->verticalBorder = in[1];
 400     infoPtr->horizontalGap = in[2];
 401     InvalidateRect(infoPtr->Self, NULL, FALSE);
 402
 403     return TRUE;
 404 }
 405
 406
 407 static HICON
 408 STATUSBAR_GetIcon (const STATUS_INFO *infoPtr, INT nPart)
 409 {
 410     TRACE("%d\n", nPart);
 411     /* MSDN says: "simple parts are indexed with -1" */
 412     if ((nPart < -1) || (nPart >= infoPtr->numParts))
 413         return 0;
 414
 415     if (nPart == -1)
 416         return (infoPtr->part0.hIcon);
 417     else
 418         return (infoPtr->parts[nPart].hIcon);
 419 }
 420
 421
 422 static INT
 423 STATUSBAR_GetParts (const STATUS_INFO *infoPtr, INT num_parts, INT parts[])
 424 {
 425     INT   i;
 426
 427     TRACE("(%d)\n", num_parts);
 428     if (parts) {
 429         for (i = 0; i < num_parts; i++) {
 430             parts[i] = infoPtr->parts[i].x;
 431         }
 432     }
 433     return infoPtr->numParts;
 434 }
 435
 436
 437 static BOOL
 438 STATUSBAR_GetRect (const STATUS_INFO *infoPtr, INT nPart, LPRECT rect)
 439 {
 440     TRACE("part %d\n", nPart);
 441     if(nPart >= infoPtr->numParts || nPart < 0)
 442       return FALSE;
 443     if (infoPtr->simple)
 444         *rect = infoPtr->part0.bound;
 445     else
 446         *rect = infoPtr->parts[nPart].bound;
 447     return TRUE;
 448 }
 449
 450
 451 static LRESULT
 452 STATUSBAR_GetTextA (STATUS_INFO *infoPtr, INT nPart, LPSTR buf)
 453 {
 454     STATUSWINDOWPART *part;
 455     LRESULT result;
 456
 457     TRACE("part %d\n", nPart);
 458
 459     /* MSDN says: "simple parts use index of 0", so this check is ok. */
 460     if (nPart < 0 || nPart >= infoPtr->numParts) return 0;
 461
 462     if (infoPtr->simple)
 463         part = &infoPtr->part0;
 464     else
 465         part = &infoPtr->parts[nPart];
 466
 467     if (part->style & SBT_OWNERDRAW)
 468         result = (LRESULT)part->text;
 469     else {
 470         DWORD len = part->text ? WideCharToMultiByte( CP_ACP, 0, part->text, -1,
 471                                                       NULL, 0, NULL, NULL ) - 1 : 0;
 472         result = MAKELONG( len, part->style );
 473         if (part->text && buf)
 474             WideCharToMultiByte( CP_ACP, 0, part->text, -1, buf, len+1, NULL, NULL );
 475     }
 476     return result;
 477 }
 478
 479
 480 static LRESULT
 481 STATUSBAR_GetTextW (STATUS_INFO *infoPtr, INT nPart, LPWSTR buf)
 482 {
 483     STATUSWINDOWPART *part;
 484     LRESULT result;
 485
 486     TRACE("part %d\n", nPart);
 487     if (nPart < 0 || nPart >= infoPtr->numParts) return 0;
 488
 489     if (infoPtr->simple)
 490         part = &infoPtr->part0;
 491     else
 492         part = &infoPtr->parts[nPart];
 493
 494     if (part->style & SBT_OWNERDRAW)
 495         result = (LRESULT)part->text;
 496     else {
 497         result = part->text ? strlenW (part->text) : 0;
 498         result |= (part->style << 16);
 499         if (part->text && buf)
 500             strcpyW (buf, part->text);
 501     }
 502     return result;
 503 }
 504
 505
 506 static LRESULT
 507 STATUSBAR_GetTextLength (STATUS_INFO *infoPtr, INT nPart)
 508 {
 509     STATUSWINDOWPART *part;
 510     DWORD result;
 511
 512     TRACE("part %d\n", nPart);
 513
 514     /* MSDN says: "simple parts use index of 0", so this check is ok. */
 515     if (nPart < 0 || nPart >= infoPtr->numParts) return 0;
 516
 517     if (infoPtr->simple)
 518         part = &infoPtr->part0;
 519     else
 520         part = &infoPtr->parts[nPart];
 521
 522     if ((~part->style & SBT_OWNERDRAW) && part->text)
 523         result = strlenW(part->text);
 524     else
 525         result = 0;
 526
 527     result |= (part->style << 16);
 528     return result;
 529 }
 530
 531 static LRESULT
 532 STATUSBAR_GetTipTextA (const STATUS_INFO *infoPtr, INT id, LPSTR tip, INT size)
 533 {
 534     TRACE("\n");
 535     if (tip) {
 536         CHAR buf[INFOTIPSIZE];
 537         buf[0]='\0';
 538
 539         if (infoPtr->hwndToolTip) {
 540             TTTOOLINFOA ti;
 541             ti.cbSize = sizeof(TTTOOLINFOA);
 542             ti.hwnd = infoPtr->Self;
 543             ti.uId = id;
 544             ti.lpszText = buf;
 545             SendMessageA (infoPtr->hwndToolTip, TTM_GETTEXTA, 0, (LPARAM)&ti);
 546         }
 547         lstrcpynA (tip, buf, size);
 548     }
 549     return 0;
 550 }
 551
 552
 553 static LRESULT
 554 STATUSBAR_GetTipTextW (const STATUS_INFO *infoPtr, INT id, LPWSTR tip, INT size)
 555 {
 556     TRACE("\n");
 557     if (tip) {
 558         WCHAR buf[INFOTIPSIZE];
 559         buf[0]=0;
 560
 561         if (infoPtr->hwndToolTip) {
 562             TTTOOLINFOW ti;
 563             ti.cbSize = sizeof(TTTOOLINFOW);
 564             ti.hwnd = infoPtr->Self;
 565             ti.uId = id;
 566             ti.lpszText = buf;
 567             SendMessageW(infoPtr->hwndToolTip, TTM_GETTEXTW, 0, (LPARAM)&ti);
 568         }
 569         lstrcpynW(tip, buf, size);
 570     }
 571
 572     return 0;
 573 }
 574
 575
 576 static COLORREF
 577 STATUSBAR_SetBkColor (STATUS_INFO *infoPtr, COLORREF color)
 578 {
 579     COLORREF oldBkColor;
 580
 581     oldBkColor = infoPtr->clrBk;
 582     infoPtr->clrBk = color;
 583     InvalidateRect(infoPtr->Self, NULL, FALSE);
 584
 585     TRACE("CREF: %08x -> %08x\n", oldBkColor, infoPtr->clrBk);
 586     return oldBkColor;
 587 }
 588
 589
 590 static BOOL
 591 STATUSBAR_SetIcon (STATUS_INFO *infoPtr, INT nPart, HICON hIcon)
 592 {
 593     if ((nPart < -1) || (nPart >= infoPtr->numParts))
 594         return FALSE;
 595
 596     TRACE("setting part %d\n", nPart);
 597
 598     /* FIXME: MSDN says "if nPart is -1, the status bar is assumed simple" */
 599     if (nPart == -1) {
 600         if (infoPtr->part0.hIcon == hIcon) /* same as - no redraw */
 601             return TRUE;
 602         infoPtr->part0.hIcon = hIcon;
 603         if (infoPtr->simple)
 604             InvalidateRect(infoPtr->Self, &infoPtr->part0.bound, FALSE);
 605     } else {
 606         if (infoPtr->parts[nPart].hIcon == hIcon) /* same as - no redraw */
 607             return TRUE;
 608
 609         infoPtr->parts[nPart].hIcon = hIcon;
 610         if (!(infoPtr->simple))
 611             InvalidateRect(infoPtr->Self, &infoPtr->parts[nPart].bound, FALSE);
 612     }
 613     return TRUE;
 614 }
 615
 616
 617 static BOOL
 618 STATUSBAR_SetMinHeight (STATUS_INFO *infoPtr, INT height)
 619 {
 620     DWORD ysize = GetSystemMetrics(SM_CYSIZE);
 621     if (ysize & 1) ysize--;
 622     infoPtr->minHeight = max(height, ysize);
 623     infoPtr->height = STATUSBAR_ComputeHeight(infoPtr);
 624     /* like native, don't resize the control */
 625     return TRUE;
 626 }
 627
 628
 629 static BOOL
 630 STATUSBAR_SetParts (STATUS_INFO *infoPtr, INT count, LPINT parts)
 631 {
 632     STATUSWINDOWPART *tmp;
 633     INT i, oldNumParts;
 634
 635     TRACE("(%d,%p)\n", count, parts);
 636
 637     if(!count) return FALSE;
 638
 639     oldNumParts = infoPtr->numParts;
 640     infoPtr->numParts = count;
 641     if (oldNumParts > infoPtr->numParts) {
 642         for (i = infoPtr->numParts ; i < oldNumParts; i++) {
 643             if (!(infoPtr->parts[i].style & SBT_OWNERDRAW))
 644                 Free (infoPtr->parts[i].text);
 645         }
 646     } else if (oldNumParts < infoPtr->numParts) {
 647         tmp = Alloc (sizeof(STATUSWINDOWPART) * infoPtr->numParts);
 648         if (!tmp) return FALSE;
 649         for (i = 0; i < oldNumParts; i++) {
 650             tmp[i] = infoPtr->parts[i];
 651         }
 652         Free (infoPtr->parts);
 653         infoPtr->parts = tmp;
 654     }
 655     if (oldNumParts == infoPtr->numParts) {
 656         for (i=0; i < oldNumParts; i++)
 657             if (infoPtr->parts[i].x != parts[i])
 658                 break;
 659         if (i==oldNumParts) /* Unchanged? no need to redraw! */
 660             return TRUE;
 661     }
 662
 663     for (i = 0; i < infoPtr->numParts; i++)
 664         infoPtr->parts[i].x = parts[i];
 665
 666     if (infoPtr->hwndToolTip) {
 667         INT nTipCount;
 668         TTTOOLINFOW ti;
 669         WCHAR wEmpty = 0;
 670
 671         ZeroMemory (&ti, sizeof(TTTOOLINFOW));
 672         ti.cbSize = sizeof(TTTOOLINFOW);
 673         ti.hwnd = infoPtr->Self;
 674         ti.lpszText = &wEmpty;
 675
 676         nTipCount = SendMessageW (infoPtr->hwndToolTip, TTM_GETTOOLCOUNT, 0, 0);
 677         if (nTipCount < infoPtr->numParts) {
 678             /* add tools */
 679             for (i = nTipCount; i < infoPtr->numParts; i++) {
 680                 TRACE("add tool %d\n", i);
 681                 ti.uId = i;
 682                 SendMessageW (infoPtr->hwndToolTip, TTM_ADDTOOLW,
 683                                 0, (LPARAM)&ti);
 684             }
 685         }
 686         else if (nTipCount > infoPtr->numParts) {
 687             /* delete tools */
 688             for (i = nTipCount - 1; i >= infoPtr->numParts; i--) {
 689                 TRACE("delete tool %d\n", i);
 690                 ti.uId = i;
 691                 SendMessageW (infoPtr->hwndToolTip, TTM_DELTOOLW,
 692                                 0, (LPARAM)&ti);
 693             }
 694         }
 695     }
 696     STATUSBAR_SetPartBounds (infoPtr);
 697     InvalidateRect(infoPtr->Self, NULL, FALSE);
 698     return TRUE;
 699 }
 700
 701
 702 static BOOL
 703 STATUSBAR_SetTextT (STATUS_INFO *infoPtr, INT nPart, WORD style,
 704                     LPWSTR text, BOOL isW)
 705 {
 706     STATUSWINDOWPART *part=NULL;
 707     BOOL changed = FALSE;
 708     INT  oldStyle;
 709
 710     if (style & SBT_OWNERDRAW) {
 711          TRACE("part %d, text %p\n",nPart,text);
 712     }
 713     else TRACE("part %d, text %s\n", nPart, debugstr_t(text, isW));
 714
 715     /* MSDN says: "If the parameter is set to SB_SIMPLEID (255), the status
 716      * window is assumed to be a simple window */
 717
 718     if (nPart == 0x00ff) {
 719         part = &infoPtr->part0;
 720     } else {
 721         if (infoPtr->parts && nPart >= 0 && nPart < infoPtr->numParts) {
 722             part = &infoPtr->parts[nPart];
 723         }
 724     }
 725     if (!part) return FALSE;
 726
 727     if (part->style != style)
 728         changed = TRUE;
 729
 730     oldStyle = part->style;
 731     part->style = style;
 732     if (style & SBT_OWNERDRAW) {
 733         if (!(oldStyle & SBT_OWNERDRAW))
 734             Free (part->text);
 735         part->text = text;
 736     } else {
 737         LPWSTR ntext;
 738         WCHAR  *idx;
 739
 740         if (text && !isW) {
 741             LPCSTR atxt = (LPCSTR)text;
 742             DWORD len = MultiByteToWideChar( CP_ACP, 0, atxt, -1, NULL, 0 );
 743             ntext = Alloc( (len + 1)*sizeof(WCHAR) );
 744             if (!ntext) return FALSE;
 745             MultiByteToWideChar( CP_ACP, 0, atxt, -1, ntext, len );
 746         } else if (text) {
 747             ntext = Alloc( (strlenW(text) + 1)*sizeof(WCHAR) );
 748             if (!ntext) return FALSE;
 749             strcpyW (ntext, text);
 750         } else ntext = 0;
 751
 752         /* replace nonprintable characters with spaces */
 753         if (ntext) {
 754             idx = ntext;
 755             while (*idx) {
 756                 if(!isprintW(*idx))
 757                     *idx = ' ';
 758                 idx++;
 759             }
 760         }
 761
 762         /* check if text is unchanged -> no need to redraw */
 763         if (text) {
 764             if (!changed && part->text && !lstrcmpW(ntext, part->text)) {
 765                 Free(ntext);
 766                 return TRUE;
 767             }
 768         } else {
 769             if (!changed && !part->text)
 770                 return TRUE;
 771         }
 772
 773         if (!(oldStyle & SBT_OWNERDRAW))
 774             Free (part->text);
 775         part->text = ntext;
 776     }
 777     InvalidateRect(infoPtr->Self, &part->bound, FALSE);
 778     UpdateWindow(infoPtr->Self);
 779
 780     return TRUE;
 781 }
 782
 783
 784 static LRESULT
 785 STATUSBAR_SetTipTextA (const STATUS_INFO *infoPtr, INT id, LPSTR text)
 786 {
 787     TRACE("part %d: \"%s\"\n", id, text);
 788     if (infoPtr->hwndToolTip) {
 789         TTTOOLINFOA ti;
 790         ti.cbSize = sizeof(TTTOOLINFOA);
 791         ti.hwnd = infoPtr->Self;
 792         ti.uId = id;
 793         ti.hinst = 0;
 794         ti.lpszText = text;
 795         SendMessageA (infoPtr->hwndToolTip, TTM_UPDATETIPTEXTA, 0, (LPARAM)&ti);
 796     }
 797
 798     return 0;
 799 }
 800
 801
 802 static LRESULT
 803 STATUSBAR_SetTipTextW (const STATUS_INFO *infoPtr, INT id, LPWSTR text)
 804 {
 805     TRACE("part %d: \"%s\"\n", id, debugstr_w(text));
 806     if (infoPtr->hwndToolTip) {
 807         TTTOOLINFOW ti;
 808         ti.cbSize = sizeof(TTTOOLINFOW);
 809         ti.hwnd = infoPtr->Self;
 810         ti.uId = id;
 811         ti.hinst = 0;
 812         ti.lpszText = text;
 813         SendMessageW (infoPtr->hwndToolTip, TTM_UPDATETIPTEXTW, 0, (LPARAM)&ti);
 814     }
 815
 816     return 0;
 817 }
 818
 819
 820 static inline LRESULT
 821 STATUSBAR_SetUnicodeFormat (STATUS_INFO *infoPtr, BOOL bUnicode)
 822 {
 823     BOOL bOld = infoPtr->bUnicode;
 824
 825     TRACE("(0x%x)\n", bUnicode);
 826     infoPtr->bUnicode = bUnicode;
 827
 828     return bOld;
 829 }
 830
 831
 832 static BOOL
 833 STATUSBAR_Simple (STATUS_INFO *infoPtr, BOOL simple)
 834 {
 835     NMHDR  nmhdr;
 836
 837     TRACE("(simple=%d)\n", simple);
 838     if (infoPtr->simple == simple) /* no need to change */
 839         return TRUE;
 840
 841     infoPtr->simple = simple;
 842
 843     /* send notification */
 844     nmhdr.hwndFrom = infoPtr->Self;
 845     nmhdr.idFrom = GetWindowLongPtrW (infoPtr->Self, GWLP_ID);
 846     nmhdr.code = SBN_SIMPLEMODECHANGE;
 847     SendMessageW (infoPtr->Notify, WM_NOTIFY, 0, (LPARAM)&nmhdr);
 848     InvalidateRect(infoPtr->Self, NULL, FALSE);
 849     return TRUE;
 850 }
 851
 852
 853 static LRESULT
 854 STATUSBAR_WMDestroy (STATUS_INFO *infoPtr)
 855 {
 856     unsigned int i;
 857
 858     TRACE("\n");
 859     for (i = 0; i < infoPtr->numParts; i++) {
 860         if (!(infoPtr->parts[i].style & SBT_OWNERDRAW))
 861             Free (infoPtr->parts[i].text);
 862     }
 863     if (!(infoPtr->part0.style & SBT_OWNERDRAW))
 864         Free (infoPtr->part0.text);
 865     Free (infoPtr->parts);
 866
 867     /* delete default font */
 868     if (infoPtr->hDefaultFont)
 869         DeleteObject (infoPtr->hDefaultFont);
 870
 871     /* delete tool tip control */
 872     if (infoPtr->hwndToolTip)
 873         DestroyWindow (infoPtr->hwndToolTip);
 874
 875     CloseThemeData (GetWindowTheme (infoPtr->Self));
 876
 877     SetWindowLongPtrW(infoPtr->Self, 0, 0);
 878     Free (infoPtr);
 879     return 0;
 880 }
 881
 882
 883 static LRESULT
 884 STATUSBAR_WMCreate (HWND hwnd, const CREATESTRUCTA *lpCreate)
 885 {
 886     STATUS_INFO *infoPtr;
 887     NONCLIENTMETRICSW nclm;
 888     DWORD dwStyle;
 889     RECT rect;
 890     int len;
 891
 892     TRACE("\n");
 893     infoPtr = Alloc (sizeof(STATUS_INFO));
 894     if (!infoPtr) goto create_fail;
 895     SetWindowLongPtrW (hwnd, 0, (DWORD_PTR)infoPtr);
 896
 897     infoPtr->Self = hwnd;
 898     infoPtr->Notify = lpCreate->hwndParent;
 899     infoPtr->numParts = 1;
 900     infoPtr->parts = 0;
 901     infoPtr->simple = FALSE;
 902     infoPtr->clrBk = CLR_DEFAULT;
 903     infoPtr->hFont = 0;
 904     infoPtr->horizontalBorder = HORZ_BORDER;
 905     infoPtr->verticalBorder = VERT_BORDER;
 906     infoPtr->horizontalGap = HORZ_GAP;
 907     infoPtr->minHeight = GetSystemMetrics(SM_CYSIZE);
 908     if (infoPtr->minHeight & 1) infoPtr->minHeight--;
 909
 910     STATUSBAR_NotifyFormat(infoPtr, infoPtr->Notify, NF_REQUERY);
 911
 912     ZeroMemory (&nclm, sizeof(nclm));
 913     nclm.cbSize = sizeof(nclm);
 914     SystemParametersInfoW (SPI_GETNONCLIENTMETRICS, nclm.cbSize, &nclm, 0);
 915     infoPtr->hDefaultFont = CreateFontIndirectW (&nclm.lfStatusFont);
 916
 917     GetClientRect (hwnd, &rect);
 918
 919     /* initialize simple case */
 920     infoPtr->part0.bound = rect;
 921     infoPtr->part0.text = 0;
 922     infoPtr->part0.x = 0;
 923     infoPtr->part0.style = 0;
 924     infoPtr->part0.hIcon = 0;
 925
 926     /* initialize first part */
 927     infoPtr->parts = Alloc (sizeof(STATUSWINDOWPART));
 928     if (!infoPtr->parts) goto create_fail;
 929     infoPtr->parts[0].bound = rect;
 930     infoPtr->parts[0].text = 0;
 931     infoPtr->parts[0].x = -1;
 932     infoPtr->parts[0].style = 0;
 933     infoPtr->parts[0].hIcon = 0;
 934
 935     OpenThemeData (hwnd, themeClass);
 936
 937     if (lpCreate->lpszName && (len = strlenW ((LPCWSTR)lpCreate->lpszName)))
 938     {
 939         infoPtr->parts[0].text = Alloc ((len + 1)*sizeof(WCHAR));
 940         if (!infoPtr->parts[0].text) goto create_fail;
 941         strcpyW (infoPtr->parts[0].text, (LPCWSTR)lpCreate->lpszName);
 942     }
 943
 944     dwStyle = GetWindowLongW (hwnd, GWL_STYLE);
 945     /* native seems to clear WS_BORDER, too */
 946     dwStyle &= ~WS_BORDER;
 947     SetWindowLongW (hwnd, GWL_STYLE, dwStyle);
 948
 949     infoPtr->height = STATUSBAR_ComputeHeight(infoPtr);
 950
 951     if (dwStyle & SBT_TOOLTIPS) {
 952         infoPtr->hwndToolTip =
 953             CreateWindowExW (0, TOOLTIPS_CLASSW, NULL, WS_POPUP | TTS_ALWAYSTIP,
 954                              CW_USEDEFAULT, CW_USEDEFAULT, CW_USEDEFAULT,
 955                              CW_USEDEFAULT, hwnd, 0,
 956                              (HINSTANCE)GetWindowLongPtrW(hwnd, GWLP_HINSTANCE), NULL);
 957
 958         if (infoPtr->hwndToolTip) {
 959             NMTOOLTIPSCREATED nmttc;
 960
 961             nmttc.hdr.hwndFrom = hwnd;
 962             nmttc.hdr.idFrom = GetWindowLongPtrW (hwnd, GWLP_ID);
 963             nmttc.hdr.code = NM_TOOLTIPSCREATED;
 964             nmttc.hwndToolTips = infoPtr->hwndToolTip;
 965
 966             SendMessageW (lpCreate->hwndParent, WM_NOTIFY, nmttc.hdr.idFrom, (LPARAM)&nmttc);
 967         }
 968     }
 969
 970     return 0;
 971
 972 create_fail:
 973     TRACE("    failed!\n");
 974     if (infoPtr) STATUSBAR_WMDestroy(infoPtr);
 975     return -1;
 976 }
 977
 978
 979 /* in contrast to SB_GETTEXT*, WM_GETTEXT handles the text
 980  * of the first part only (usual behaviour) */
 981 static INT
 982 STATUSBAR_WMGetText (const STATUS_INFO *infoPtr, INT size, LPWSTR buf)
 983 {
 984     INT len;
 985
 986     TRACE("\n");
 987     if (!(infoPtr->parts[0].text))
 988         return 0;
 989
 990     len = strlenW (infoPtr->parts[0].text);
 991
 992     if (!size)
 993         return len;
 994     else if (size > len) {
 995         strcpyW (buf, infoPtr->parts[0].text);
 996         return len;
 997     }
 998     else {
 999         memcpy (buf, infoPtr->parts[0].text, (size - 1) * sizeof(WCHAR));
1000         buf[size - 1] = 0;
1001         return size - 1;
1002     }
1003 }
1004
1005
1006 static BOOL
1007 STATUSBAR_WMNCHitTest (const STATUS_INFO *infoPtr, INT x, INT y)
1008 {
1009     if (GetWindowLongW (infoPtr->Self, GWL_STYLE) & SBARS_SIZEGRIP) {
1010         RECT  rect;
1011         POINT pt;
1012
1013         GetClientRect (infoPtr->Self, &rect);
1014
1015         pt.x = x;
1016         pt.y = y;
1017         ScreenToClient (infoPtr->Self, &pt);
1018
1019         rect.left = rect.right - 13;
1020         rect.top += 2;
1021
1022         if (PtInRect (&rect, pt))
1023         {
1024             if (GetWindowLongW( infoPtr->Self, GWL_EXSTYLE ) & WS_EX_LAYOUTRTL) return HTBOTTOMLEFT;
1025             else return HTBOTTOMRIGHT;
1026         }
1027     }
1028
1029     return HTERROR;
1030 }
1031
1032
1033 static LRESULT
1034 STATUSBAR_WMPaint (STATUS_INFO *infoPtr, HDC hdc)
1035 {
1036     PAINTSTRUCT ps;
1037
1038     TRACE("\n");
1039     if (hdc) return STATUSBAR_Refresh (infoPtr, hdc);
1040     hdc = BeginPaint (infoPtr->Self, &ps);
1041     STATUSBAR_Refresh (infoPtr, hdc);
1042     EndPaint (infoPtr->Self, &ps);
1043
1044     return 0;
1045 }
1046
1047
1048 static LRESULT
1049 STATUSBAR_WMSetFont (STATUS_INFO *infoPtr, HFONT font, BOOL redraw)
1050 {
1051     infoPtr->hFont = font;
1052     TRACE("%p\n", infoPtr->hFont);
1053
1054     infoPtr->height = STATUSBAR_ComputeHeight(infoPtr);
1055     SendMessageW(infoPtr->Self, WM_SIZE, 0, 0);  /* update size */
1056     if (redraw)
1057         InvalidateRect(infoPtr->Self, NULL, FALSE);
1058
1059     return 0;
1060 }
1061
1062
1063 static BOOL
1064 STATUSBAR_WMSetText (const STATUS_INFO *infoPtr, LPCSTR text)
1065 {
1066     STATUSWINDOWPART *part;
1067     int len;
1068
1069     TRACE("\n");
1070     if (infoPtr->numParts == 0)
1071         return FALSE;
1072
1073     part = &infoPtr->parts[0];
1074     /* duplicate string */
1075     Free (part->text);
1076     part->text = 0;
1077
1078     if (text && (len = strlenW((LPCWSTR)text))) {
1079         part->text = Alloc ((len+1)*sizeof(WCHAR));
1080         if (!part->text) return FALSE;
1081         strcpyW (part->text, (LPCWSTR)text);
1082     }
1083
1084     InvalidateRect(infoPtr->Self, &part->bound, FALSE);
1085
1086     return TRUE;
1087 }
1088
1089
1090 static BOOL
1091 STATUSBAR_WMSize (STATUS_INFO *infoPtr, WORD flags)
1092 {
1093     INT  width, x, y;
1094     RECT parent_rect;
1095
1096     /* Need to resize width to match parent */
1097     TRACE("flags %04x\n", flags);
1098
1099     if (flags != SIZE_RESTORED && flags != SIZE_MAXIMIZED) {
1100         WARN("flags MUST be SIZE_RESTORED or SIZE_MAXIMIZED\n");
1101         return FALSE;
1102     }
1103
1104     if (GetWindowLongW(infoPtr->Self, GWL_STYLE) & CCS_NORESIZE) return FALSE;
1105
1106     /* width and height don't apply */
1107     if (!GetClientRect (infoPtr->Notify, &parent_rect))
1108         return FALSE;
1109
1110     width = parent_rect.right - parent_rect.left;
1111     x = parent_rect.left;
1112     y = parent_rect.bottom - infoPtr->height;
1113     MoveWindow (infoPtr->Self, x, y, width, infoPtr->height, TRUE);
1114     STATUSBAR_SetPartBounds (infoPtr);
1115     return TRUE;
1116 }
1117
1118
1119 /* update theme after a WM_THEMECHANGED message */
1120 static LRESULT theme_changed (const STATUS_INFO* infoPtr)
1121 {
1122     HTHEME theme = GetWindowTheme (infoPtr->Self);
1123     CloseThemeData (theme);
1124     OpenThemeData (infoPtr->Self, themeClass);
1125     return 0;
1126 }
1127
1128
1129 static LRESULT
1130 STATUSBAR_NotifyFormat (STATUS_INFO *infoPtr, HWND from, INT cmd)
1131 {
1132     if (cmd == NF_REQUERY) {
1133         INT i = SendMessageW(from, WM_NOTIFYFORMAT, (WPARAM)infoPtr->Self, NF_QUERY);
1134         infoPtr->bUnicode = (i == NFR_UNICODE);
1135     }
1136     return infoPtr->bUnicode ? NFR_UNICODE : NFR_ANSI;
1137 }
1138
1139
1140 static LRESULT
1141 STATUSBAR_SendMouseNotify(const STATUS_INFO *infoPtr, UINT code, UINT msg, WPARAM wParam, LPARAM lParam)
1142 {
1143     NMMOUSE  nm;
1144
1145     TRACE("code %04x, lParam=%lx\n", code, lParam);
1146     nm.hdr.hwndFrom = infoPtr->Self;
1147     nm.hdr.idFrom = GetWindowLongPtrW(infoPtr->Self, GWLP_ID);
1148     nm.hdr.code = code;
1149     nm.pt.x = (short)LOWORD(lParam);
1150     nm.pt.y = (short)HIWORD(lParam);
1151     nm.dwItemSpec = STATUSBAR_InternalHitTest(infoPtr, &nm.pt);
1152     nm.dwItemData = 0;
1153     nm.dwHitInfo = 0x30000;     /* seems constant */
1154
1155     /* Do default processing if WM_NOTIFY returns zero */
1156     if(!SendMessageW(infoPtr->Notify, WM_NOTIFY, nm.hdr.idFrom, (LPARAM)&nm))
1157     {
1158       return DefWindowProcW(infoPtr->Self, msg, wParam, lParam);
1159     }
1160     return 0;
1161 }
1162
1163
1164
1165 static LRESULT WINAPI
1166 StatusWindowProc (HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
1167 {
1168     STATUS_INFO *infoPtr = (STATUS_INFO *)GetWindowLongPtrW (hwnd, 0);
1169     INT nPart = ((INT) wParam) & 0x00ff;
1170     LRESULT res;
1171
1172     TRACE("hwnd=%p msg=%x wparam=%lx lparam=%lx\n", hwnd, msg, wParam, lParam);
1173     if (!infoPtr && msg != WM_CREATE)
1174         return DefWindowProcW (hwnd, msg, wParam, lParam);
1175
1176     switch (msg) {
1177         case SB_GETBORDERS:
1178             return STATUSBAR_GetBorders (infoPtr, (INT *)lParam);
1179
1180         case SB_GETICON:
1181             return (LRESULT)STATUSBAR_GetIcon (infoPtr, nPart);
1182
1183         case SB_GETPARTS:
1184             return STATUSBAR_GetParts (infoPtr, (INT)wParam, (INT *)lParam);
1185
1186         case SB_GETRECT:
1187             return STATUSBAR_GetRect (infoPtr, nPart, (LPRECT)lParam);
1188
1189         case SB_GETTEXTA:
1190             return STATUSBAR_GetTextA (infoPtr, nPart, (LPSTR)lParam);
1191
1192         case SB_GETTEXTW:
1193             return STATUSBAR_GetTextW (infoPtr, nPart, (LPWSTR)lParam);
1194
1195         case SB_GETTEXTLENGTHA:
1196         case SB_GETTEXTLENGTHW:
1197             return STATUSBAR_GetTextLength (infoPtr, nPart);
1198
1199         case SB_GETTIPTEXTA:
1200             return STATUSBAR_GetTipTextA (infoPtr,  LOWORD(wParam), (LPSTR)lParam,  HIWORD(wParam));
1201
1202         case SB_GETTIPTEXTW:
1203             return STATUSBAR_GetTipTextW (infoPtr,  LOWORD(wParam), (LPWSTR)lParam,  HIWORD(wParam));
1204
1205         case SB_GETUNICODEFORMAT:
1206             return infoPtr->bUnicode;
1207
1208         case SB_ISSIMPLE:
1209             return infoPtr->simple;
1210
1211         case SB_SETBORDERS:
1212             return STATUSBAR_SetBorders (infoPtr, (INT *)lParam);
1213
1214         case SB_SETBKCOLOR:
1215             return STATUSBAR_SetBkColor (infoPtr, (COLORREF)lParam);
1216
1217         case SB_SETICON:
1218             return STATUSBAR_SetIcon (infoPtr, nPart, (HICON)lParam);
1219
1220         case SB_SETMINHEIGHT:
1221             return STATUSBAR_SetMinHeight (infoPtr, (INT)wParam);
1222
1223         case SB_SETPARTS:
1224             return STATUSBAR_SetParts (infoPtr, (INT)wParam, (LPINT)lParam);
1225
1226         case SB_SETTEXTA:
1227             return STATUSBAR_SetTextT (infoPtr, nPart, wParam & 0xff00, (LPWSTR)lParam, FALSE);
1228
1229         case SB_SETTEXTW:
1230             return STATUSBAR_SetTextT (infoPtr, nPart, wParam & 0xff00, (LPWSTR)lParam, TRUE);
1231
1232         case SB_SETTIPTEXTA:
1233             return STATUSBAR_SetTipTextA (infoPtr, (INT)wParam, (LPSTR)lParam);
1234
1235         case SB_SETTIPTEXTW:
1236             return STATUSBAR_SetTipTextW (infoPtr, (INT)wParam, (LPWSTR)lParam);
1237
1238         case SB_SETUNICODEFORMAT:
1239             return STATUSBAR_SetUnicodeFormat (infoPtr, (BOOL)wParam);
1240
1241         case SB_SIMPLE:
1242             return STATUSBAR_Simple (infoPtr, (BOOL)wParam);
1243
1244         case WM_CREATE:
1245             return STATUSBAR_WMCreate (hwnd, (LPCREATESTRUCTA)lParam);
1246
1247         case WM_DESTROY:
1248             return STATUSBAR_WMDestroy (infoPtr);
1249
1250         case WM_GETFONT:
1251             return (LRESULT)(infoPtr->hFont? infoPtr->hFont : infoPtr->hDefaultFont);
1252
1253         case WM_GETTEXT:
1254             return STATUSBAR_WMGetText (infoPtr, (INT)wParam, (LPWSTR)lParam);
1255
1256         case WM_GETTEXTLENGTH:
1257             return LOWORD(STATUSBAR_GetTextLength (infoPtr, 0));
1258
1259         case WM_LBUTTONDBLCLK:
1260             return STATUSBAR_SendMouseNotify(infoPtr, NM_DBLCLK, msg, wParam, lParam);
1261
1262         case WM_LBUTTONUP:
1263             return STATUSBAR_SendMouseNotify(infoPtr, NM_CLICK, msg, wParam, lParam);
1264
1265         case WM_MOUSEMOVE:
1266             return STATUSBAR_Relay2Tip (infoPtr, msg, wParam, lParam);
1267
1268         case WM_NCHITTEST:
1269             res = STATUSBAR_WMNCHitTest(infoPtr, (short)LOWORD(lParam),
1270                                         (short)HIWORD(lParam));
1271             if (res != HTERROR) return res;
1272             return DefWindowProcW (hwnd, msg, wParam, lParam);
1273
1274         case WM_NCLBUTTONUP:
1275         case WM_NCLBUTTONDOWN:
1276             PostMessageW (infoPtr->Notify, msg, wParam, lParam);
1277             return 0;
1278
1279         case WM_NOTIFYFORMAT:
1280             return STATUSBAR_NotifyFormat(infoPtr, (HWND)wParam, (INT)lParam);
1281
1282         case WM_PRINTCLIENT:
1283         case WM_PAINT:
1284             return STATUSBAR_WMPaint (infoPtr, (HDC)wParam);
1285
1286         case WM_RBUTTONDBLCLK:
1287             return STATUSBAR_SendMouseNotify(infoPtr, NM_RDBLCLK, msg, wParam, lParam);
1288
1289         case WM_RBUTTONUP:
1290             return STATUSBAR_SendMouseNotify(infoPtr, NM_RCLICK, msg, wParam, lParam);
1291
1292         case WM_SETFONT:
1293             return STATUSBAR_WMSetFont (infoPtr, (HFONT)wParam, LOWORD(lParam));
1294
1295         case WM_SETTEXT:
1296             return STATUSBAR_WMSetText (infoPtr, (LPCSTR)lParam);
1297
1298         case WM_SIZE:
1299             if (STATUSBAR_WMSize (infoPtr, (WORD)wParam)) return 0;
1300             return DefWindowProcW (hwnd, msg, wParam, lParam);
1301
1302         case WM_SYSCOLORCHANGE:
1303             COMCTL32_RefreshSysColors();
1304             return 0;
1305
1306         case WM_THEMECHANGED:
1307             return theme_changed (infoPtr);
1308
1309         default:
1310             if ((msg >= WM_USER) && (msg < WM_APP) && !COMCTL32_IsReflectedMessage(msg))
1311                 ERR("unknown msg %04x wp=%04lx lp=%08lx\n",
1312                      msg, wParam, lParam);
1313             return DefWindowProcW (hwnd, msg, wParam, lParam);
1314     }
1315 }
1316
1317
1318 /***********************************************************************
1319  * STATUS_Register [Internal]
1320  *
1321  * Registers the status window class.
1322  */
1323
1324 void
1325 STATUS_Register (void)
1326 {
1327     WNDCLASSW wndClass;
1328
1329     ZeroMemory (&wndClass, sizeof(WNDCLASSW));
1330     wndClass.style         = CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW;
1331     wndClass.lpfnWndProc   = StatusWindowProc;
1332     wndClass.cbClsExtra    = 0;
1333     wndClass.cbWndExtra    = sizeof(STATUS_INFO *);
1334     wndClass.hCursor       = LoadCursorW (0, (LPWSTR)IDC_ARROW);
1335     wndClass.hbrBackground = (HBRUSH)(COLOR_BTNFACE + 1);
1336     wndClass.lpszClassName = STATUSCLASSNAMEW;
1337
1338     RegisterClassW (&wndClass);
1339 }
1340
1341
1342 /***********************************************************************
1343  * STATUS_Unregister [Internal]
1344  *
1345  * Unregisters the status window class.
1346  */
1347
1348 void
1349 STATUS_Unregister (void)
1350 {
1351     UnregisterClassW (STATUSCLASSNAMEW, NULL);
1352 }