reactos/dll/win32/browseui/shellbars/CBandSite.cpp

   1 /*
   2  *  Rebar band site
   3  *
   4  *  Copyright 2007  Hervé Poussineau
   5  *  Copyright 2009  Andrew Hill
   6  *
   7  * This library is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU Lesser General Public
   9  * License as published by the Free Software Foundation; either
  10  * version 2.1 of the License, or (at your option) any later version.
  11  *
  12  * This library is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15  * Lesser General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU Lesser General Public
  18  * License along with this library; if not, write to the Free Software
  19  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  20  */
  21
  22 #include "shellbars.h"
  23
  24 #ifndef ASSERT
  25 #define ASSERT(cond) \
  26     if (!(cond)) \
  27         ERR ("ASSERTION %s AT %s:%d FAILED!\n", #cond, __FILE__, __LINE__)
  28 #endif
  29
  30 CBandSiteBase::CBandSiteBase()
  31 {
  32     fBandsCount = 0;
  33     fBandsAllocated = 0;
  34     fBands = NULL;
  35     fRebarWindow = NULL;
  36 }
  37
  38 UINT CBandSiteBase::GetBandID(struct BandObject *Band)
  39 {
  40     return (UINT)(Band - fBands);
  41 }
  42
  43 struct CBandSiteBase::BandObject *CBandSiteBase::GetBandByID(DWORD dwBandID)
  44 {
  45     if ((LONG)dwBandID >= fBandsAllocated)
  46         return NULL;
  47
  48     if (fBands[dwBandID].DeskBand == NULL)
  49         return NULL;
  50
  51     return &fBands[dwBandID];
  52 }
  53
  54 void CBandSiteBase::FreeBand(struct BandObject *Band)
  55 {
  56     ATLASSERT(Band->DeskBand != NULL);
  57     ATLASSERT(Band->OleWindow != NULL);
  58     ATLASSERT(Band->WndEvtHandler != NULL);
  59     Band->DeskBand->Release();
  60     Band->OleWindow->Release();
  61     Band->WndEvtHandler->Release();
  62     memset(Band, 0, sizeof(*Band));
  63     fBandsCount--;
  64 }
  65
  66 DWORD CBandSiteBase::GetBandSiteViewMode()
  67 {
  68     DWORD                                   dwStyle;
  69
  70     /* FIXME: What about DBIF_VIEWMODE_FLOATING and DBIF_VIEWMODE_TRANSPARENT? */
  71     dwStyle = GetWindowLongPtr(fRebarWindow, GWL_STYLE);
  72
  73     if (dwStyle & CCS_VERT)
  74         return DBIF_VIEWMODE_VERTICAL;
  75     else
  76         return DBIF_VIEWMODE_NORMAL;
  77 }
  78
  79 VOID CBandSiteBase::BuildRebarBandInfo(struct BandObject *Band, REBARBANDINFOW *prbi)
  80 {
  81     ZeroMemory(prbi, sizeof(*prbi));
  82     prbi->cbSize = sizeof(*prbi);
  83
  84     prbi->fMask = RBBIM_ID;
  85     prbi->wID = GetBandID(Band);
  86
  87     if (Band->dbi.dwMask & DBIM_MINSIZE)
  88     {
  89         prbi->fMask |= RBBIM_CHILDSIZE;
  90         prbi->cxMinChild = Band->dbi.ptMinSize.x;
  91         prbi->cyMinChild = Band->dbi.ptMinSize.y;
  92     }
  93
  94     if (Band->dbi.dwMask & DBIM_MAXSIZE)
  95     {
  96         prbi->fMask |= RBBIM_CHILDSIZE;
  97         prbi->cyMaxChild = Band->dbi.ptMaxSize.y;
  98     }
  99
 100     if ((Band->dbi.dwMask & (DBIM_INTEGRAL | DBIM_MODEFLAGS)) == (DBIM_INTEGRAL | DBIM_MODEFLAGS) &&
 101         (Band->dbi.dwModeFlags & DBIMF_VARIABLEHEIGHT))
 102     {
 103         prbi->fMask |= RBBIM_CHILDSIZE;
 104         prbi->cyIntegral = Band->dbi.ptIntegral.y;
 105     }
 106
 107     if (Band->dbi.dwMask & DBIM_ACTUAL)
 108     {
 109         prbi->fMask |= RBBIM_IDEALSIZE | RBBIM_SIZE | RBBIM_CHILDSIZE;
 110         prbi->cxIdeal = Band->dbi.ptActual.x;
 111         prbi->cx = Band->dbi.ptActual.x;
 112         prbi->cyChild = Band->dbi.ptActual.y;
 113     }
 114
 115     if (Band->dbi.dwMask & DBIM_TITLE)
 116     {
 117         prbi->fMask |= RBBIM_TEXT;
 118         prbi->lpText = Band->dbi.wszTitle;
 119         prbi->cch = wcslen(Band->dbi.wszTitle);
 120     }
 121
 122     if (Band->dbi.dwMask & DBIM_MODEFLAGS)
 123     {
 124         prbi->fMask |= RBBIM_STYLE;
 125
 126         if (Band->dbi.dwModeFlags & DBIMF_FIXED)
 127             prbi->fStyle |= RBBS_FIXEDSIZE | RBBS_NOGRIPPER;
 128         if (Band->dbi.dwModeFlags & DBIMF_FIXEDBMP)
 129             prbi->fStyle |= RBBS_FIXEDBMP;
 130         if (Band->dbi.dwModeFlags & DBIMF_VARIABLEHEIGHT)
 131             prbi->fStyle |= RBBS_VARIABLEHEIGHT;
 132         if (Band->dbi.dwModeFlags & DBIMF_DEBOSSED)
 133             prbi->fStyle |= RBBS_CHILDEDGE;
 134         if (Band->dbi.dwModeFlags & DBIMF_USECHEVRON)
 135             prbi->fStyle |= RBBS_USECHEVRON;
 136         if (Band->dbi.dwModeFlags & DBIMF_BREAK)
 137             prbi->fStyle |= RBBS_BREAK;
 138         if (Band->dbi.dwModeFlags & DBIMF_TOPALIGN)
 139             prbi->fStyle |= RBBS_TOPALIGN;
 140         if (Band->dbi.dwModeFlags & DBIMF_NOGRIPPER)
 141             prbi->fStyle |= RBBS_NOGRIPPER;
 142         if (Band->dbi.dwModeFlags & DBIMF_ALWAYSGRIPPER)
 143             prbi->fStyle |= RBBS_GRIPPERALWAYS;
 144     }
 145
 146     if (Band->bHiddenTitle)
 147     {
 148         prbi->fMask |= RBBIM_STYLE;
 149         prbi->fStyle |= RBBS_HIDETITLE;
 150     }
 151
 152     if ((Band->dbi.dwMask & (DBIM_BKCOLOR | DBIM_MODEFLAGS)) == (DBIM_BKCOLOR | DBIM_MODEFLAGS) &&
 153         (Band->dbi.dwModeFlags & DBIMF_BKCOLOR))
 154     {
 155         prbi->fMask |= RBBIM_COLORS;
 156         prbi->clrFore = (COLORREF)(COLOR_WINDOWTEXT + 1);
 157         prbi->clrBack = Band->dbi.crBkgnd;
 158     }
 159 }
 160
 161 HRESULT CBandSiteBase::UpdateSingleBand(struct BandObject *Band)
 162 {
 163     REBARBANDINFOW                          rbi;
 164     DWORD                                   dwViewMode;
 165     UINT                                    uBand;
 166     HRESULT                                 hRet;
 167
 168     ZeroMemory(&Band->dbi, sizeof(Band->dbi));
 169     Band->dbi.dwMask = DBIM_MINSIZE | DBIM_MAXSIZE | DBIM_INTEGRAL |
 170         DBIM_ACTUAL | DBIM_TITLE | DBIM_MODEFLAGS | DBIM_BKCOLOR;
 171
 172     dwViewMode = GetBandSiteViewMode();
 173
 174     hRet = Band->DeskBand->GetBandInfo((DWORD)GetBandID(Band), dwViewMode, &Band->dbi);
 175     if (SUCCEEDED(hRet))
 176     {
 177         BuildRebarBandInfo(Band, &rbi);
 178         if (SUCCEEDED(Band->OleWindow->GetWindow(&rbi.hwndChild)) &&
 179             rbi.hwndChild != NULL)
 180         {
 181             rbi.fMask |= RBBIM_CHILD;
 182             WARN ("ReBar band uses child window 0x%p\n", rbi.hwndChild);
 183         }
 184
 185         uBand = (UINT)SendMessageW(fRebarWindow, RB_IDTOINDEX, (WPARAM)rbi.wID, 0);
 186         if (uBand != (UINT)-1)
 187         {
 188             if (!SendMessageW(fRebarWindow, RB_SETBANDINFOW, (WPARAM)uBand, reinterpret_cast<LPARAM>(&rbi)))
 189             {
 190                 WARN("Failed to update the rebar band!\n");
 191             }
 192         }
 193         else
 194             WARN("Failed to map rebar band id to index!\n");
 195
 196     }
 197
 198     return hRet;
 199 }
 200
 201 HRESULT CBandSiteBase::UpdateAllBands()
 202 {
 203     LONG                                    i;
 204     HRESULT                                 hRet;
 205
 206     for (i = 0; i < fBandsAllocated; i++)
 207     {
 208         if (fBands[i].DeskBand != NULL)
 209         {
 210             hRet = UpdateSingleBand(&fBands[i]);
 211             if (FAILED_UNEXPECTEDLY(hRet))
 212                 return hRet;
 213         }
 214     }
 215
 216     return S_OK;
 217 }
 218
 219 HRESULT CBandSiteBase::UpdateBand(DWORD dwBandID)
 220 {
 221     struct BandObject                       *Band;
 222
 223     Band = GetBandByID(dwBandID);
 224     if (Band == NULL)
 225         return E_FAIL;
 226
 227     return UpdateSingleBand(Band);
 228 }
 229
 230 HRESULT CBandSiteBase::_IsBandDeletable(DWORD dwBandID)
 231 {
 232     CComPtr<IBandSite> pbs;
 233
 234     /* Use QueryInterface so that we get the outer object in case we have one */
 235     HRESULT hr = this->QueryInterface(IID_PPV_ARG(IBandSite, &pbs));
 236     if (FAILED_UNEXPECTEDLY(hr))
 237         return hr;
 238
 239     DWORD dwState;
 240     hr = pbs->QueryBand(dwBandID, NULL, &dwState, NULL, NULL);
 241     if (FAILED_UNEXPECTEDLY(hr))
 242         return hr;
 243
 244     return ((dwState & BSSF_UNDELETEABLE) != 0) ? S_FALSE : S_OK;
 245 }
 246
 247 HRESULT CBandSiteBase::OnContextMenu(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam, LRESULT *plrResult)
 248 {
 249     /* Find the index fo the band that was clicked */
 250     int x = GET_X_LPARAM(lParam);
 251     int y = GET_Y_LPARAM(lParam);
 252
 253     RBHITTESTINFO htInfo = {{x, y}};
 254     ScreenToClient(fRebarWindow, &htInfo.pt);
 255     int iBand = SendMessageW(fRebarWindow, RB_HITTEST, 0, (LPARAM)&htInfo);
 256     if (iBand < 0)
 257     {
 258         /* FIXME: what to do here? */
 259         return S_OK;
 260     }
 261
 262     /* Now get the id of the band that was clicked */
 263     REBARBANDINFOW bandInfo = {sizeof(bandInfo), RBBIM_ID};
 264     SendMessageW(fRebarWindow, RB_GETBANDINFOW, htInfo.iBand, (LPARAM)&bandInfo);
 265
 266     /* Finally get the band */
 267     DWORD dwBandID = bandInfo.wID;
 268     struct BandObject *Band = GetBandByID(dwBandID);
 269     if (Band == NULL)
 270         return E_FAIL;
 271
 272     HMENU hMenu = CreatePopupMenu();
 273     if (hMenu == NULL)
 274         return E_OUTOFMEMORY;
 275
 276     /* Try to load the menu of the band */
 277     UINT idBandLast = 0;
 278     CComPtr<IContextMenu> pcm;
 279     HRESULT hr = Band->DeskBand->QueryInterface(IID_PPV_ARG(IContextMenu, &pcm));
 280     if (SUCCEEDED(hr))
 281     {
 282         hr = pcm->QueryContextMenu(hMenu, 0, 0, UINT_MAX, CMF_NORMAL);
 283         if (SUCCEEDED(hr))
 284         {
 285             idBandLast = HRESULT_CODE(hr);
 286         }
 287     }
 288
 289     /* Load the static part of the menu */
 290     HMENU hMenuStatic = LoadMenuW(GetModuleHandleW(L"browseui.dll"), MAKEINTRESOURCEW(IDM_BAND_MENU));
 291
 292     if (hMenuStatic)
 293     {
 294         Shell_MergeMenus(hMenu, hMenuStatic, UINT_MAX, 0, UINT_MAX, MM_DONTREMOVESEPS | MM_SUBMENUSHAVEIDS);
 295
 296         ::DestroyMenu(hMenuStatic);
 297
 298         hr = _IsBandDeletable(dwBandID);
 299         if (FAILED_UNEXPECTEDLY(hr))
 300             return hr;
 301
 302         /* Remove the close item if it is not deletable */
 303         if (hr == S_FALSE || (Band->dbi.dwModeFlags & DBIMF_UNDELETEABLE) != 0)
 304             DeleteMenu(hMenu, IDM_BAND_CLOSE, MF_BYCOMMAND);
 305
 306         if ((Band->dbi.dwMask & DBIM_TITLE) == 0)
 307             DeleteMenu(hMenu, IDM_BAND_TITLE, MF_BYCOMMAND);
 308         else
 309             CheckMenuItem(hMenu, IDM_BAND_TITLE, Band->bHiddenTitle ? MF_UNCHECKED : MF_CHECKED);
 310     }
 311
 312     /* TODO: Query the menu of our site */
 313
 314     UINT uCommand = ::TrackPopupMenuEx(hMenu, TPM_RETURNCMD, x, y, fRebarWindow, NULL);
 315     if (uCommand < idBandLast)
 316     {
 317         CMINVOKECOMMANDINFO cmi = { sizeof(cmi), 0, fRebarWindow, MAKEINTRESOURCEA(uCommand)};
 318         hr = pcm->InvokeCommand(&cmi);
 319         if (FAILED_UNEXPECTEDLY(hr))
 320             return hr;
 321     }
 322     else
 323     {
 324         if (uCommand == IDM_BAND_TITLE)
 325         {
 326             Band->bHiddenTitle = !Band->bHiddenTitle;
 327
 328             hr = UpdateBand(dwBandID);
 329             if (FAILED_UNEXPECTEDLY(hr))
 330                 return hr;
 331         }
 332         else if(uCommand == IDM_BAND_CLOSE)
 333         {
 334             hr = RemoveBand(dwBandID);
 335             if (FAILED_UNEXPECTEDLY(hr))
 336                 return hr;
 337         }
 338     }
 339
 340     return S_OK;
 341 }
 342
 343 struct CBandSiteBase::BandObject *CBandSiteBase::GetBandFromHwnd(HWND hwnd)
 344 {
 345     HRESULT                                 hRet;
 346     HWND                                    hWndBand;
 347     LONG                                    i;
 348
 349     for (i = 0; i < fBandsAllocated; i++)
 350     {
 351         if (fBands[i].DeskBand != NULL)
 352         {
 353             ASSERT(fBands[i].OleWindow);
 354
 355             hWndBand = NULL;
 356             hRet = fBands[i].OleWindow->GetWindow(&hWndBand);
 357             if (SUCCEEDED(hRet) && hWndBand == hwnd)
 358                 return &fBands[i];
 359         }
 360     }
 361
 362     return NULL;
 363 }
 364
 365 CBandSiteBase::~CBandSiteBase()
 366 {
 367
 368     TRACE("destroying %p\n", this);
 369
 370     if (fRebarWindow != NULL)
 371     {
 372         DestroyWindow(fRebarWindow);
 373         fRebarWindow = NULL;
 374     }
 375
 376     if (fBands != NULL)
 377     {
 378         for (INT i = 0; i < fBandsAllocated; i++)
 379         {
 380             if (fBands[i].DeskBand != NULL)
 381                 FreeBand(&fBands[i]);
 382         }
 383         CoTaskMemFree(fBands);
 384         fBands = NULL;
 385     }
 386 }
 387
 388 HRESULT STDMETHODCALLTYPE CBandSiteBase::AddBand(IUnknown *punk)
 389 {
 390     LONG                                    NewAllocated;
 391     struct BandObject                       *NewBand = NULL;
 392     CComPtr<IDeskBand>                      DeskBand;
 393     CComPtr<IObjectWithSite>                ObjWithSite;
 394     CComPtr<IOleWindow>                     OleWindow;
 395     CComPtr<IWinEventHandler>               WndEvtHandler;
 396     REBARBANDINFOW                          rbi;
 397     HRESULT                                 hRet;
 398     UINT                                    uBand;
 399
 400     TRACE("(%p, %p)\n", this, punk);
 401
 402     if (punk == NULL || fRebarWindow == NULL)
 403         return E_FAIL;
 404
 405     hRet = punk->QueryInterface(IID_PPV_ARG(IDeskBand, &DeskBand));
 406     if (!SUCCEEDED(hRet) || DeskBand == NULL)
 407         goto Cleanup;
 408     hRet = punk->QueryInterface(IID_PPV_ARG(IObjectWithSite, &ObjWithSite));
 409     if (!SUCCEEDED(hRet) || ObjWithSite == NULL)
 410         goto Cleanup;
 411     hRet = punk->QueryInterface(IID_PPV_ARG(IOleWindow, &OleWindow));
 412     if (!SUCCEEDED(hRet) || OleWindow == NULL)
 413         goto Cleanup;
 414     hRet = punk->QueryInterface(IID_PPV_ARG(IWinEventHandler, &WndEvtHandler));
 415     if (!SUCCEEDED(hRet) || WndEvtHandler == NULL)
 416         goto Cleanup;
 417
 418     hRet = S_OK;
 419     if (fBandsAllocated > fBandsCount)
 420     {
 421         /* Search for a free band object */
 422         for (INT i = 0; i < fBandsAllocated; i++)
 423         {
 424             if (fBands[i].DeskBand == NULL)
 425             {
 426                 NewBand = &fBands[i];
 427                 break;
 428             }
 429         }
 430     }
 431     else if (fBandsAllocated > 0)
 432     {
 433         ASSERT (fBands != NULL);
 434
 435         /* Reallocate the band object array */
 436         NewAllocated = fBandsAllocated + 8;
 437         if (NewAllocated > 0xFFFF)
 438             NewAllocated = 0xFFFF;
 439         if (NewAllocated == fBandsAllocated)
 440         {
 441             hRet = E_OUTOFMEMORY;
 442             goto Cleanup;
 443         }
 444
 445
 446         NewBand = static_cast<struct BandObject *>(CoTaskMemAlloc(NewAllocated * sizeof(struct BandObject)));
 447         if (NewBand == NULL)
 448         {
 449             hRet = E_OUTOFMEMORY;
 450             goto Cleanup;
 451         }
 452
 453         /* Copy the old array */
 454         memcpy(NewBand, fBands, fBandsAllocated * sizeof(struct BandObject));
 455
 456         /* Initialize the added bands */
 457         memset(&NewBand[fBandsAllocated], 0, (NewAllocated - fBandsAllocated) * sizeof(struct BandObject));
 458
 459         fBandsAllocated = NewAllocated;
 460         CoTaskMemFree(fBands);
 461         fBands = NewBand;
 462     }
 463     else
 464     {
 465         ASSERT(fBands == NULL);
 466         ASSERT(fBandsAllocated == 0);
 467         ASSERT(fBandsCount == 0);
 468
 469         /* Allocate new array */
 470         fBands = static_cast<struct BandObject *>(CoTaskMemAlloc(8 * sizeof(struct BandObject)));
 471         if (fBands == NULL)
 472         {
 473             hRet = E_OUTOFMEMORY;
 474             goto Cleanup;
 475         }
 476
 477         /* Initialize the added bands */
 478         memset(fBands, 0, 8 * sizeof(struct BandObject));
 479
 480         fBandsAllocated += 8;
 481         NewBand = &fBands[0];
 482     }
 483
 484     if (SUCCEEDED(hRet))
 485     {
 486         ASSERT(NewBand != NULL);
 487
 488         fBandsCount++;
 489         NewBand->DeskBand = DeskBand.Detach();
 490         NewBand->OleWindow = OleWindow.Detach();
 491         NewBand->WndEvtHandler = WndEvtHandler.Detach();
 492
 493         /* Create the ReBar band */
 494         hRet = ObjWithSite->SetSite(static_cast<IOleWindow *>(this));
 495         if (SUCCEEDED(hRet))
 496         {
 497             uBand = 0xffffffff;
 498             if (SUCCEEDED(UpdateSingleBand(NewBand)))
 499             {
 500                 if (NewBand->dbi.dwMask & DBIM_MODEFLAGS)
 501                 {
 502                     if (NewBand->dbi.dwModeFlags & DBIMF_ADDTOFRONT)
 503                         uBand = 0;
 504                 }
 505             }
 506
 507             BuildRebarBandInfo(NewBand, &rbi);
 508
 509             if (SUCCEEDED(NewBand->OleWindow->GetWindow(&rbi.hwndChild)) &&
 510                 rbi.hwndChild != NULL)
 511             {
 512                 rbi.fMask |= RBBIM_CHILD;
 513                 WARN ("ReBar band uses child window 0x%p\n", rbi.hwndChild);
 514             }
 515
 516             if (!SendMessageW(fRebarWindow, RB_INSERTBANDW, (WPARAM)uBand, reinterpret_cast<LPARAM>(&rbi)))
 517                 return E_FAIL;
 518
 519             hRet = (HRESULT)((USHORT)GetBandID(NewBand));
 520         }
 521         else
 522         {
 523             WARN("IBandSite::AddBand(): Call to IDeskBand::SetSite() failed: %x\n", hRet);
 524
 525             /* Remove the band from the ReBar control */
 526             BuildRebarBandInfo(NewBand, &rbi);
 527             uBand = (UINT)SendMessageW(fRebarWindow, RB_IDTOINDEX, (WPARAM)rbi.wID, 0);
 528             if (uBand != (UINT)-1)
 529             {
 530                 if (!SendMessageW(fRebarWindow, RB_DELETEBAND, (WPARAM)uBand, 0))
 531                 {
 532                     ERR("Failed to delete band!\n");
 533                 }
 534             }
 535             else
 536                 ERR("Failed to map band id to index!\n");
 537
 538             FreeBand(NewBand);
 539
 540             hRet = E_FAIL;
 541             /* goto Cleanup; */
 542         }
 543     }
 544 Cleanup:
 545     return hRet;
 546 }
 547
 548 HRESULT STDMETHODCALLTYPE CBandSiteBase::EnumBands(UINT uBand, DWORD *pdwBandID)
 549 {
 550     DWORD                                   i;
 551
 552     TRACE("(%p, %u, %p)\n", this, uBand, pdwBandID);
 553
 554     if (uBand == 0xffffffff)
 555         return (UINT)fBandsCount;
 556
 557     if (uBand >= (UINT)fBandsCount)
 558         return E_FAIL;
 559
 560     for (i = 0; i < (DWORD)fBandsAllocated; i++)
 561     {
 562         if (fBands[i].DeskBand != NULL)
 563         {
 564             if (uBand == 0)
 565             {
 566                 *pdwBandID = i;
 567                 return S_OK;
 568             }
 569
 570             uBand--;
 571         }
 572     }
 573
 574     return E_FAIL;
 575 }
 576
 577 HRESULT STDMETHODCALLTYPE CBandSiteBase::QueryBand(DWORD dwBandID, IDeskBand **ppstb,
 578     DWORD *pdwState, LPWSTR pszName, int cchName)
 579 {
 580     struct BandObject                       *Band;
 581
 582     TRACE("(%p, %u, %p, %p, %p, %d)\n", this, dwBandID, ppstb, pdwState, pszName, cchName);
 583
 584     Band = GetBandByID(dwBandID);
 585     if (Band == NULL)
 586         return E_FAIL;
 587
 588     if (ppstb != NULL)
 589     {
 590         Band->DeskBand->AddRef();
 591         *ppstb = Band->DeskBand;
 592     }
 593
 594     if (pdwState != NULL)
 595     {
 596         FIXME("IBandSite::QueryBand() requests band state!\n");
 597         *pdwState = 0;
 598     }
 599
 600     if (pszName != NULL && cchName > 0)
 601     {
 602         FIXME("IBandSite::QueryBand() requests band name!\n");
 603         pszName[0] = 0;
 604     }
 605     return S_OK;
 606 }
 607
 608 HRESULT STDMETHODCALLTYPE CBandSiteBase::SetBandState(DWORD dwBandID, DWORD dwMask, DWORD dwState)
 609 {
 610     struct BandObject                       *Band;
 611
 612     TRACE("(%p, %u, %x, %x)\n", this, dwBandID, dwMask, dwState);
 613
 614     Band = GetBandByID(dwBandID);
 615     if (Band == NULL)
 616         return E_FAIL;
 617
 618     FIXME("Stub\n");
 619     return E_NOTIMPL;
 620 }
 621
 622 HRESULT STDMETHODCALLTYPE CBandSiteBase::RemoveBand(DWORD dwBandID)
 623 {
 624     struct BandObject                       *Band;
 625     UINT                                    uBand;
 626
 627     TRACE("(%p, %u)\n", this, dwBandID);
 628
 629     if (fRebarWindow == NULL)
 630         return E_FAIL;
 631
 632     Band = GetBandByID(dwBandID);
 633     if (Band == NULL)
 634         return E_FAIL;
 635
 636     uBand = (UINT)SendMessageW(fRebarWindow, RB_IDTOINDEX, (WPARAM)GetBandID(Band), 0);
 637     if (uBand != (UINT)-1)
 638     {
 639         if (!SendMessageW(fRebarWindow, RB_DELETEBAND, (WPARAM)uBand, 0))
 640         {
 641             ERR("Could not delete band!\n");
 642         }
 643     }
 644     else
 645         ERR("Could not map band id to index!\n");
 646
 647     FreeBand(Band);
 648     return S_OK;
 649 }
 650
 651 HRESULT STDMETHODCALLTYPE CBandSiteBase::GetBandObject(DWORD dwBandID, REFIID riid, VOID **ppv)
 652 {
 653     struct BandObject                       *Band;
 654
 655     TRACE("(%p, %u, %s, %p)\n", this, dwBandID, debugstr_guid(&riid), ppv);
 656
 657     Band = GetBandByID(dwBandID);
 658     if (Band == NULL)
 659     {
 660         *ppv = NULL;
 661         return E_FAIL;
 662     }
 663
 664     return Band->DeskBand->QueryInterface(riid, ppv);
 665 }
 666
 667 HRESULT STDMETHODCALLTYPE CBandSiteBase::SetBandSiteInfo(const BANDSITEINFO *pbsinfo)
 668 {
 669     FIXME("(%p, %p)\n", this, pbsinfo);
 670     return E_NOTIMPL;
 671 }
 672
 673 HRESULT STDMETHODCALLTYPE CBandSiteBase::GetBandSiteInfo(BANDSITEINFO *pbsinfo)
 674 {
 675     FIXME("(%p, %p)\n", this, pbsinfo);
 676     return E_NOTIMPL;
 677 }
 678
 679 HRESULT STDMETHODCALLTYPE CBandSiteBase::OnWinEvent(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam, LRESULT *plrResult)
 680 {
 681     struct BandObject                       *Band;
 682
 683     TRACE("(%p, %p, %u, %p, %p, %p)\n", this, hWnd, uMsg, wParam, lParam, plrResult);
 684
 685     *plrResult = 0;
 686     if (fRebarWindow == NULL)
 687         return E_FAIL;
 688
 689     if (uMsg == WM_CONTEXTMENU)
 690     {
 691         HRESULT hr = OnContextMenu(hWnd, uMsg, wParam, lParam, plrResult);
 692         if (FAILED_UNEXPECTEDLY(hr))
 693             return hr;
 694
 695         return S_OK;
 696     }
 697
 698     if (hWnd == fRebarWindow)
 699     {
 700         /* FIXME: Just send the message? */
 701         *plrResult = SendMessageW(hWnd, uMsg, wParam, lParam);
 702         return S_OK;
 703     }
 704
 705     Band = GetBandFromHwnd(hWnd);
 706     if (Band != NULL)
 707     {
 708         return Band->WndEvtHandler->OnWinEvent(hWnd, uMsg, wParam, lParam, plrResult);
 709     }
 710
 711     return E_FAIL;
 712 }
 713
 714 HRESULT STDMETHODCALLTYPE CBandSiteBase::IsWindowOwner(HWND hWnd)
 715 {
 716     struct BandObject                       *Band;
 717
 718     TRACE("(%p, %p)\n", this, hWnd);
 719
 720     if (fRebarWindow == NULL)
 721         return E_FAIL;
 722
 723     Band = GetBandFromHwnd(hWnd);
 724     if (Band != NULL)
 725         return S_OK;
 726
 727     return S_FALSE;
 728 }
 729
 730 HRESULT STDMETHODCALLTYPE CBandSiteBase::GetWindow(HWND *phWnd)
 731 {
 732     TRACE("(%p, %p)\n", this, phWnd);
 733
 734     *phWnd = fRebarWindow;
 735     if (fRebarWindow != NULL)
 736         return S_OK;
 737
 738     return E_FAIL;
 739 }
 740
 741 HRESULT STDMETHODCALLTYPE CBandSiteBase::ContextSensitiveHelp(BOOL fEnterMode)
 742 {
 743     FIXME("(%p, %d)\n", this, fEnterMode);
 744     return E_NOTIMPL;
 745 }
 746
 747 HRESULT STDMETHODCALLTYPE CBandSiteBase::SetDeskBarSite(IUnknown *pUnk)
 748 {
 749     HWND                                    hWndParent;
 750     HRESULT                                 hRet;
 751     DWORD                                   style;
 752
 753     TRACE("(%p, %p)\n", this, pUnk);
 754
 755     fOleWindow.Release();
 756
 757     hRet = pUnk->QueryInterface(IID_PPV_ARG(IOleWindow, &fOleWindow));
 758     if (FAILED_UNEXPECTEDLY(hRet))
 759         return E_FAIL;
 760
 761     hRet = fOleWindow->GetWindow(&hWndParent);
 762     if (FAILED_UNEXPECTEDLY(hRet))
 763         return E_FAIL;
 764
 765     style = WS_CHILD | WS_CLIPSIBLINGS | WS_CLIPCHILDREN | RBS_VARHEIGHT | RBS_AUTOSIZE |
 766         RBS_BANDBORDERS | CCS_NODIVIDER | /*CCS_NORESIZE |*/ CCS_NOPARENTALIGN;
 767
 768     fRebarWindow = CreateWindowExW(WS_EX_TOOLWINDOW,
 769                                    REBARCLASSNAMEW,
 770                                    NULL,
 771                                    style,
 772                                    0, 0, 0, 0,
 773                                    hWndParent,
 774                                    NULL,
 775                                    _AtlBaseModule.GetModuleInstance(),
 776                                    NULL);
 777     if (fRebarWindow == NULL)
 778     {
 779         fOleWindow.Release();
 780         WARN("IDeskbarClient::SetDeskBarSite() failed to create ReBar control!\n");
 781         return E_FAIL;
 782     }
 783
 784     return S_OK;
 785 }
 786
 787 HRESULT STDMETHODCALLTYPE CBandSiteBase::SetModeDBC(DWORD dwMode)
 788 {
 789     LONG                                    dwStyle;
 790     LONG                                    dwPrevStyle;
 791
 792     TRACE("(%p, %x)\n", this, dwMode);
 793
 794     if (fRebarWindow == NULL)
 795         return E_FAIL;
 796
 797     dwStyle = dwPrevStyle = GetWindowLongPtr(fRebarWindow, GWL_STYLE);
 798     if (dwMode & DBIF_VIEWMODE_VERTICAL)
 799         dwStyle |= CCS_VERT;
 800
 801     if (dwMode & ~DBIF_VIEWMODE_VERTICAL)
 802         FIXME("IDeskBarClient::SetModeDBC() unhandled modes: %x\n", dwStyle & ~DBIF_VIEWMODE_VERTICAL);
 803
 804     if (dwStyle != dwPrevStyle)
 805     {
 806         SetWindowLongPtr(fRebarWindow, GWL_STYLE, dwPrevStyle);
 807     }
 808
 809     return S_OK;
 810 }
 811
 812 HRESULT STDMETHODCALLTYPE CBandSiteBase::UIActivateDBC(DWORD dwState)
 813 {
 814     TRACE("(%p, %x)\n", this, dwState);
 815
 816     if (fRebarWindow == NULL)
 817         return E_FAIL;
 818
 819     ShowWindow(fRebarWindow, (dwState & DBC_SHOW) ? SW_SHOW : SW_HIDE);
 820     FIXME("IDeskBarClient::UIActivateDBC() Properly notify bands?\n");
 821     return S_OK;
 822 }
 823
 824 HRESULT STDMETHODCALLTYPE CBandSiteBase::GetSize(DWORD unknown1, LPRECT unknown2)
 825 {
 826     FIXME("(%p, %x, %p)\n", this, unknown1, unknown2);
 827     return E_NOTIMPL;
 828 }
 829
 830 HRESULT STDMETHODCALLTYPE CBandSiteBase::QueryStatus(const GUID *pguidCmdGroup,
 831     DWORD cCmds, OLECMD *prgCmds, OLECMDTEXT *pCmdText)
 832 {
 833     FIXME("(%p, %p, %u, %p, %p)\n", this, pguidCmdGroup, cCmds, prgCmds, pCmdText);
 834     return E_NOTIMPL;
 835 }
 836
 837 HRESULT STDMETHODCALLTYPE CBandSiteBase::Exec(const GUID *pguidCmdGroup, DWORD nCmdID,
 838     DWORD nCmdExecOpt, VARIANTARG *pvaIn, VARIANTARG *pvaOut)
 839 {
 840     HRESULT                                 hRet = S_OK;
 841
 842     TRACE("(%p, %p, %u, %u, %p, %p)\n", this, pguidCmdGroup, nCmdID, nCmdExecOpt, pvaIn, pvaOut);
 843
 844     if (fRebarWindow == NULL)
 845         return E_FAIL;
 846
 847     if (IsEqualIID(*pguidCmdGroup, IID_IDeskBand))
 848     {
 849         switch (nCmdID)
 850         {
 851             case DBID_BANDINFOCHANGED:
 852                 if (pvaIn == NULL)
 853                     hRet = UpdateAllBands();
 854                 else
 855                 {
 856                     /* Update a single band */
 857                     if (pvaIn->n1.n2.vt == VT_I4)
 858                         hRet = UpdateBand(pvaIn->n1.n2.n3.lVal);
 859                     else
 860                         hRet = E_FAIL;
 861                 }
 862                 break;
 863
 864             case DBID_SHOWONLY:
 865             case DBID_MAXIMIZEBAND:
 866             case DBID_PUSHCHEVRON:
 867                 FIXME("IOleCommandTarget::Exec(): Unsupported command ID %d\n", nCmdID);
 868                 return E_NOTIMPL;
 869             default:
 870                 return E_FAIL;
 871         }
 872         return hRet;
 873     }
 874     else
 875         WARN("IOleCommandTarget::Exec(): Unsupported command group GUID\n");
 876
 877     return E_NOTIMPL;
 878 }
 879
 880 HRESULT STDMETHODCALLTYPE CBandSiteBase::UIActivateIO(BOOL fActivate, LPMSG lpMsg)
 881 {
 882     return E_NOTIMPL;
 883 }
 884
 885 HRESULT STDMETHODCALLTYPE CBandSiteBase::HasFocusIO()
 886 {
 887     return E_NOTIMPL;
 888 }
 889
 890 HRESULT STDMETHODCALLTYPE CBandSiteBase::TranslateAcceleratorIO(LPMSG lpMsg)
 891 {
 892     return E_NOTIMPL;
 893 }
 894
 895 HRESULT STDMETHODCALLTYPE CBandSiteBase::OnFocusChangeIS(struct IUnknown *paramC, int param10)
 896 {
 897     return E_NOTIMPL;
 898 }
 899
 900 HRESULT STDMETHODCALLTYPE CBandSiteBase::QueryService(REFGUID guidService, REFIID riid, void **ppvObject)
 901 {
 902     return E_NOTIMPL;
 903 }
 904
 905 HRESULT STDMETHODCALLTYPE CBandSiteBase::GetClassID(CLSID *pClassID)
 906 {
 907     return E_NOTIMPL;
 908 }
 909
 910 HRESULT STDMETHODCALLTYPE CBandSiteBase::IsDirty()
 911 {
 912     return E_NOTIMPL;
 913 }
 914
 915 HRESULT STDMETHODCALLTYPE CBandSiteBase::Load(IStream *pStm)
 916 {
 917     return E_NOTIMPL;
 918 }
 919
 920 HRESULT STDMETHODCALLTYPE CBandSiteBase::Save(IStream *pStm, BOOL fClearDirty)
 921 {
 922     return E_NOTIMPL;
 923 }
 924
 925 HRESULT STDMETHODCALLTYPE CBandSiteBase::GetSizeMax(ULARGE_INTEGER *pcbSize)
 926 {
 927     return E_NOTIMPL;
 928 }
 929
 930 HRESULT STDMETHODCALLTYPE CBandSiteBase::DragEnter(
 931     IDataObject *pDataObj, DWORD grfKeyState, POINTL pt, DWORD *pdwEffect)
 932 {
 933     return E_NOTIMPL;
 934 }
 935
 936 HRESULT STDMETHODCALLTYPE CBandSiteBase::DragOver(DWORD grfKeyState, POINTL pt, DWORD *pdwEffect)
 937 {
 938     return E_NOTIMPL;
 939 }
 940
 941 HRESULT STDMETHODCALLTYPE CBandSiteBase::DragLeave()
 942 {
 943     return E_NOTIMPL;
 944 }
 945
 946 HRESULT STDMETHODCALLTYPE CBandSiteBase::Drop(IDataObject *pDataObj, DWORD grfKeyState, POINTL pt, DWORD *pdwEffect)
 947 {
 948     return E_NOTIMPL;
 949 }
 950
 951 HRESULT STDMETHODCALLTYPE CBandSiteBase::LoadFromStreamBS(IStream *, const GUID &, void **)
 952 {
 953     return E_NOTIMPL;
 954 }
 955
 956 HRESULT STDMETHODCALLTYPE CBandSiteBase::SaveToStreamBS(IUnknown *, IStream *)
 957 {
 958     return E_NOTIMPL;
 959 }
 960
 961 extern "C"
 962 HRESULT WINAPI RSHELL_CBandSite_CreateInstance(LPUNKNOWN pUnkOuter, REFIID riid, void **ppv)
 963 {
 964     return CBandSite::_CreatorClass::CreateInstance(pUnkOuter, riid, ppv);
 965 }