base/shell/rshell/CMenuToolbars.cpp

   1 /*
   2  * Shell Menu Band
   3  *
   4  * Copyright 2014 David Quintana
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20 #include "precomp.h"
  21 #include <windowsx.h>
  22 #include <commoncontrols.h>
  23 #include <shlwapi_undoc.h>
  24
  25 #include "CMenuBand.h"
  26 #include "CMenuToolbars.h"
  27
  28 WINE_DEFAULT_DEBUG_CHANNEL(CMenuToolbars);
  29
  30 extern "C"
  31 HRESULT WINAPI SHGetImageList(
  32     _In_   int iImageList,
  33     _In_   REFIID riid,
  34     _Out_  void **ppv
  35     );
  36
  37 // FIXME: Enable if/when wine comctl supports this flag properly
  38 #define USE_TBSTYLE_EX_VERTICAL 0
  39
  40 // User-defined timer ID used while hot-tracking around the menu
  41 #define TIMERID_HOTTRACK 1
  42
  43 HRESULT CMenuToolbarBase::OnWinEvent(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam, LRESULT *theResult)
  44 {
  45     NMHDR * hdr;
  46
  47     *theResult = 0;
  48     switch (uMsg)
  49     {
  50     case WM_COMMAND:
  51         return OnCommand(wParam, lParam, theResult);
  52
  53     case WM_NOTIFY:
  54         hdr = reinterpret_cast<LPNMHDR>(lParam);
  55         switch (hdr->code)
  56         {
  57         case TBN_DELETINGBUTTON:
  58             return OnDeletingButton(reinterpret_cast<LPNMTOOLBAR>(hdr));
  59
  60         case PGN_CALCSIZE:
  61             return OnPagerCalcSize(reinterpret_cast<LPNMPGCALCSIZE>(hdr));
  62
  63         case TBN_DROPDOWN:
  64             return OnCommand(reinterpret_cast<LPNMTOOLBAR>(hdr)->iItem, 0, theResult);
  65
  66         case TBN_HOTITEMCHANGE:
  67             //return OnHotItemChange(reinterpret_cast<LPNMTBHOTITEM>(hdr), theResult);
  68             return S_OK;
  69
  70         case NM_RCLICK:
  71             return OnContextMenu(reinterpret_cast<LPNMMOUSE>(hdr));
  72
  73         case NM_CUSTOMDRAW:
  74             return OnCustomDraw(reinterpret_cast<LPNMTBCUSTOMDRAW>(hdr), theResult);
  75
  76         case TBN_GETINFOTIP:
  77             return OnGetInfoTip(reinterpret_cast<LPNMTBGETINFOTIP>(hdr));
  78
  79             // Silence unhandled items so that they don't print as unknown
  80         case RBN_CHILDSIZE:
  81             return S_OK;
  82
  83         case TTN_GETDISPINFO:
  84             return S_OK;
  85
  86         case NM_RELEASEDCAPTURE:
  87             break;
  88
  89         case NM_CLICK:
  90         case NM_RDOWN:
  91         case NM_LDOWN:
  92             break;
  93
  94         case TBN_GETDISPINFO:
  95             break;
  96
  97         case TBN_BEGINDRAG:
  98         case TBN_ENDDRAG:
  99             break;
 100
 101         case NM_TOOLTIPSCREATED:
 102             break;
 103
 104             // Unknown
 105         case -714: return S_FALSE;
 106
 107         default:
 108             TRACE("WM_NOTIFY unknown code %d, %d\n", hdr->code, hdr->idFrom);
 109             return S_OK;
 110         }
 111         return S_FALSE;
 112     }
 113
 114     return S_FALSE;
 115 }
 116
 117 LRESULT CALLBACK CMenuToolbarBase::s_SubclassProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
 118 {
 119     CMenuToolbarBase * pthis = reinterpret_cast<CMenuToolbarBase *>(GetWindowLongPtr(hWnd, GWLP_USERDATA));
 120     return pthis->SubclassProc(hWnd, uMsg, wParam, lParam);
 121 }
 122
 123 LRESULT CMenuToolbarBase::SubclassProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
 124 {
 125     LRESULT lr;
 126
 127     switch (uMsg)
 128     {
 129     case WM_USER_ISTRACKEDITEM:
 130         m_SubclassOld(hWnd, uMsg, wParam, lParam);
 131         return IsTrackedItem(wParam);
 132     case WM_USER_CHANGETRACKEDITEM:
 133         m_SubclassOld(hWnd, uMsg, wParam, lParam);
 134         return ChangeTrackedItem(wParam, LOWORD(lParam), HIWORD(lParam));
 135
 136     case WM_COMMAND:
 137         OnWinEvent(hWnd, uMsg, wParam, lParam, &lr);
 138         break;
 139     case WM_NOTIFY:
 140         OnWinEvent(hWnd, uMsg, wParam, lParam, &lr);
 141         break;
 142     case WM_TIMER:
 143         OnPopupTimer(wParam);
 144     }
 145
 146     return m_SubclassOld(hWnd, uMsg, wParam, lParam);
 147 }
 148
 149 HRESULT CMenuToolbarBase::DisableMouseTrack(BOOL bDisable)
 150 {
 151     if (m_disableMouseTrack != bDisable)
 152     {
 153         m_disableMouseTrack = bDisable;
 154         TRACE("DisableMouseTrack %d\n", bDisable);
 155     }
 156     return S_OK;
 157 }
 158
 159 HRESULT CMenuToolbarBase::OnPagerCalcSize(LPNMPGCALCSIZE csize)
 160 {
 161     SIZE tbs;
 162     GetSizes(NULL, &tbs, NULL);
 163     if (csize->dwFlag == PGF_CALCHEIGHT)
 164     {
 165         csize->iHeight = tbs.cy;
 166     }
 167     else if (csize->dwFlag == PGF_CALCWIDTH)
 168     {
 169         csize->iWidth = tbs.cx;
 170     }
 171     return S_OK;
 172 }
 173
 174 HRESULT CMenuToolbarBase::OnCustomDraw(LPNMTBCUSTOMDRAW cdraw, LRESULT * theResult)
 175 {
 176     RECT     rc;
 177     HDC      hdc;
 178     COLORREF clrText;
 179     HBRUSH   bgBrush;
 180     bool     isHot, isPopup;
 181     TBBUTTONINFO btni;
 182
 183     switch (cdraw->nmcd.dwDrawStage)
 184     {
 185     case CDDS_PREPAINT:
 186         *theResult = CDRF_NOTIFYITEMDRAW;
 187         return S_OK;
 188
 189     case CDDS_ITEMPREPAINT:
 190
 191         rc = cdraw->nmcd.rc;
 192         hdc = cdraw->nmcd.hdc;
 193
 194         // The item with an active submenu gets the CHECKED flag.
 195         isHot = m_hotBar == this && (int) cdraw->nmcd.dwItemSpec == m_hotItem;
 196         isPopup = m_popupBar == this && (int) cdraw->nmcd.dwItemSpec == m_popupItem;
 197
 198         if (m_initFlags & SMINIT_VERTICAL)
 199         {
 200             // Remove HOT and CHECKED flags (will restore HOT if necessary)
 201             cdraw->nmcd.uItemState &= ~(CDIS_HOT | CDIS_CHECKED);
 202
 203             // Decide on the colors
 204             if (isHot || (m_hotItem < 0 && isPopup))
 205             {
 206                 cdraw->nmcd.uItemState |= CDIS_HOT;
 207
 208                 clrText = GetSysColor(COLOR_HIGHLIGHTTEXT);
 209                 bgBrush = GetSysColorBrush(m_useFlatMenus ? COLOR_MENUHILIGHT : COLOR_HIGHLIGHT);
 210             }
 211             else
 212             {
 213                 clrText = GetSysColor(COLOR_MENUTEXT);
 214                 bgBrush = GetSysColorBrush(COLOR_MENU);
 215             }
 216
 217             // Paint the background color with the selected color
 218             FillRect(hdc, &rc, bgBrush);
 219
 220             // Set the text color in advance, this color will be assigned when the ITEMPOSTPAINT triggers
 221             SetTextColor(hdc, clrText);
 222
 223             // Set the text color, will be used by the internal drawing code
 224             cdraw->clrText = clrText;
 225             cdraw->iListGap += 4;
 226
 227             // Tell the default drawing code we don't want any fanciness, not even a background.
 228             *theResult = CDRF_NOTIFYPOSTPAINT | TBCDRF_NOBACKGROUND | TBCDRF_NOEDGES | TBCDRF_NOOFFSET | TBCDRF_NOMARK | 0x00800000; // FIXME: the last bit is Vista+, useful for debugging only
 229         }
 230         else
 231         {
 232             // Remove HOT and CHECKED flags (will restore HOT if necessary)
 233             cdraw->nmcd.uItemState &= ~CDIS_HOT;
 234
 235             // Decide on the colors
 236             if (isHot || (m_hotItem < 0 && isPopup))
 237             {
 238                 cdraw->nmcd.uItemState |= CDIS_HOT;
 239             }
 240
 241             *theResult = 0;
 242         }
 243
 244         return S_OK;
 245
 246     case CDDS_ITEMPOSTPAINT:
 247
 248         // Fetch the button style
 249         btni.cbSize = sizeof(btni);
 250         btni.dwMask = TBIF_STYLE;
 251         SendMessage(m_hwndToolbar, TB_GETBUTTONINFO, cdraw->nmcd.dwItemSpec, reinterpret_cast<LPARAM>(&btni));
 252
 253         // Check if we need to draw a submenu arrow
 254         if (btni.fsStyle & BTNS_DROPDOWN)
 255         {
 256             // TODO: Support RTL text modes by drawing a leftwards arrow aligned to the left of the control
 257
 258             // "8" is the rightwards dropdown arrow in the Marlett font
 259             WCHAR text [] = L"8";
 260
 261             // Configure the font to draw with Marlett, keeping the current background color as-is
 262             SelectObject(cdraw->nmcd.hdc, m_marlett);
 263             SetBkMode(cdraw->nmcd.hdc, TRANSPARENT);
 264
 265             // Tweak the alignment by 1 pixel so the menu draws like the Windows start menu.
 266             RECT rc = cdraw->nmcd.rc;
 267             rc.right += 1;
 268
 269             // The arrow is drawn at the right of the item's rect, aligned vertically.
 270             DrawTextEx(cdraw->nmcd.hdc, text, 1, &rc, DT_NOCLIP | DT_VCENTER | DT_RIGHT | DT_SINGLELINE, NULL);
 271         }
 272         *theResult = TRUE;
 273         return S_OK;
 274     }
 275     return S_OK;
 276 }
 277
 278 CMenuToolbarBase::CMenuToolbarBase(CMenuBand *menuBand, BOOL usePager) :
 279     m_hwnd(NULL),
 280     m_hwndToolbar(NULL),
 281     m_useFlatMenus(FALSE),
 282     m_SubclassOld(NULL),
 283     m_disableMouseTrack(FALSE),
 284     m_timerEnabled(FALSE),
 285     m_menuBand(menuBand),
 286     m_dwMenuFlags(0),
 287     m_hasSizes(FALSE),
 288     m_usePager(usePager),
 289     m_hotItem(-1),
 290     m_popupItem(-1),
 291     m_isTrackingPopup(FALSE)
 292 {
 293     m_idealSize.cx = 0;
 294     m_idealSize.cy = 0;
 295     m_itemSize.cx = 0;
 296     m_itemSize.cy = 0;
 297     m_marlett = CreateFont(
 298         0, 0, 0, 0, 0, 0, 0, 0, DEFAULT_CHARSET,
 299         OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS,
 300         DEFAULT_QUALITY, FF_DONTCARE, L"Marlett");
 301 }
 302
 303 CMenuToolbarBase::~CMenuToolbarBase()
 304 {
 305     if (m_hwndToolbar && m_hwndToolbar != m_hwnd)
 306         DestroyWindow(m_hwndToolbar);
 307
 308     if (m_hwnd)
 309         DestroyWindow(m_hwnd);
 310
 311     DeleteObject(m_marlett);
 312 }
 313
 314 void CMenuToolbarBase::InvalidateDraw()
 315 {
 316     InvalidateRect(m_hwnd, NULL, FALSE);
 317 }
 318
 319 HRESULT CMenuToolbarBase::ShowWindow(BOOL fShow)
 320 {
 321     ::ShowWindow(m_hwnd, fShow ? SW_SHOW : SW_HIDE);
 322
 323     // Ensure that the right image list is assigned to the toolbar
 324     UpdateImageLists();
 325
 326     // For custom-drawing
 327     SystemParametersInfo(SPI_GETFLATMENU, 0, &m_useFlatMenus, 0);
 328
 329     return S_OK;
 330 }
 331
 332 HRESULT CMenuToolbarBase::UpdateImageLists()
 333 {
 334     if ((m_initFlags & (SMINIT_TOPLEVEL | SMINIT_VERTICAL)) == SMINIT_TOPLEVEL) // not vertical.
 335     {
 336         // No image list, prevents the buttons from having a margin at the left side
 337         SendMessageW(m_hwnd, TB_SETIMAGELIST, 0, 0);
 338         return S_OK;
 339     }
 340
 341     // Assign the correct imagelist and padding based on the current icon size
 342
 343     int shiml;
 344     if (m_menuBand->UseBigIcons())
 345     {
 346         shiml = SHIL_LARGE;
 347         SendMessageW(m_hwndToolbar, TB_SETPADDING, 0, MAKELPARAM(4, 0));
 348     }
 349     else
 350     {
 351         shiml = SHIL_SMALL;
 352         SendMessageW(m_hwndToolbar, TB_SETPADDING, 0, MAKELPARAM(4, 4));
 353     }
 354
 355     IImageList * piml;
 356     HRESULT hr = SHGetImageList(shiml, IID_PPV_ARG(IImageList, &piml));
 357     if (FAILED_UNEXPECTEDLY(hr))
 358     {
 359         SendMessageW(m_hwndToolbar, TB_SETIMAGELIST, 0, 0);
 360     }
 361     else
 362     {
 363         SendMessageW(m_hwndToolbar, TB_SETIMAGELIST, 0, reinterpret_cast<LPARAM>(piml));
 364     }
 365     return S_OK;
 366 }
 367
 368 HRESULT CMenuToolbarBase::Close()
 369 {
 370     if (m_hwndToolbar != m_hwnd)
 371         DestroyWindow(m_hwndToolbar);
 372
 373     DestroyWindow(m_hwnd);
 374
 375     m_hwndToolbar = NULL;
 376     m_hwnd = NULL;
 377
 378     return S_OK;
 379 }
 380
 381 HRESULT CMenuToolbarBase::CreateToolbar(HWND hwndParent, DWORD dwFlags)
 382 {
 383     LONG tbStyles = WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS | WS_CLIPCHILDREN |
 384         TBSTYLE_TOOLTIPS | TBSTYLE_TRANSPARENT | TBSTYLE_REGISTERDROP | TBSTYLE_LIST | TBSTYLE_FLAT | TBSTYLE_CUSTOMERASE |
 385         CCS_NODIVIDER | CCS_NOPARENTALIGN | CCS_NORESIZE | CCS_TOP;
 386     LONG tbExStyles = TBSTYLE_EX_DOUBLEBUFFER | WS_EX_TOOLWINDOW;
 387
 388     if (dwFlags & SMINIT_VERTICAL)
 389     {
 390         // Activate vertical semantics
 391         tbStyles |= CCS_VERT;
 392
 393 #if USE_TBSTYLE_EX_VERTICAL
 394         tbExStyles |= TBSTYLE_EX_VERTICAL;
 395 #endif
 396     }
 397
 398     m_initFlags = dwFlags;
 399
 400     // Get a temporary rect to use while creating the toolbar window.
 401     // Ensure that it is not a null rect.
 402     RECT rc;
 403     if (!::GetClientRect(hwndParent, &rc) ||
 404         (rc.left == rc.right) ||
 405         (rc.top == rc.bottom))
 406     {
 407         rc.left = 0;
 408         rc.top = 0;
 409         rc.right = 1;
 410         rc.bottom = 1;
 411     }
 412
 413     HWND hwndToolbar = CreateWindowEx(
 414         tbExStyles, TOOLBARCLASSNAMEW, NULL,
 415         tbStyles, rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top,
 416         hwndParent, NULL, _AtlBaseModule.GetModuleInstance(), 0);
 417
 418     if (hwndToolbar == NULL)
 419         return E_FAIL;
 420
 421     // If needed, create the pager.
 422     if (m_usePager)
 423     {
 424         LONG pgStyles = PGS_VERT | WS_CHILD | WS_VISIBLE;
 425         LONG pgExStyles = 0;
 426
 427         HWND hwndPager = CreateWindowEx(
 428             pgExStyles, WC_PAGESCROLLER, NULL,
 429             pgStyles, rc.left, rc.top, rc.right - rc.left, rc.bottom - rc.top,
 430             hwndParent, NULL, _AtlBaseModule.GetModuleInstance(), 0);
 431
 432         ::SetParent(hwndToolbar, hwndPager);
 433         ::SetParent(hwndPager, hwndParent);
 434
 435         SendMessage(hwndPager, PGM_SETCHILD, 0, reinterpret_cast<LPARAM>(hwndToolbar));
 436         m_hwndToolbar = hwndToolbar;
 437         m_hwnd = hwndPager;
 438     }
 439     else
 440     {
 441         ::SetParent(hwndToolbar, hwndParent);
 442         m_hwndToolbar = hwndToolbar;
 443         m_hwnd = hwndToolbar;
 444     }
 445
 446     // Identify the version of the used Common Controls DLL by sending the size of the TBBUTTON structure.
 447     SendMessageW(hwndToolbar, TB_BUTTONSTRUCTSIZE, sizeof(TBBUTTON), 0);
 448
 449     // Apply subclassing
 450     SetWindowLongPtr(hwndToolbar, GWLP_USERDATA, reinterpret_cast<LONG_PTR>(this));
 451     m_SubclassOld = (WNDPROC) SetWindowLongPtr(hwndToolbar, GWLP_WNDPROC, reinterpret_cast<LONG_PTR>(CMenuToolbarBase::s_SubclassProc));
 452
 453     // Configure the image lists
 454     UpdateImageLists();
 455
 456     return S_OK;
 457 }
 458
 459 HRESULT CMenuToolbarBase::GetSizes(SIZE* pMinSize, SIZE* pMaxSize, SIZE* pIntegralSize)
 460 {
 461     if (pMinSize)
 462         *pMinSize = m_idealSize;
 463     if (pMaxSize)
 464         *pMaxSize = m_idealSize;
 465     if (pIntegralSize)
 466         *pIntegralSize = m_itemSize;
 467
 468     if (m_hasSizes)
 469         return S_OK;
 470
 471     if (!m_hwndToolbar)
 472         return S_OK;
 473
 474     // Obtain the ideal size, to be used as min and max
 475     SendMessageW(m_hwndToolbar, TB_AUTOSIZE, 0, 0);
 476     SendMessageW(m_hwndToolbar, TB_GETMAXSIZE, 0, reinterpret_cast<LPARAM>(&m_idealSize));
 477     SendMessageW(m_hwndToolbar, TB_GETIDEALSIZE, (m_initFlags & SMINIT_VERTICAL) != 0, reinterpret_cast<LPARAM>(&m_idealSize));
 478
 479     // Obtain the button size, to be used as the integral size
 480     DWORD size = SendMessageW(m_hwndToolbar, TB_GETBUTTONSIZE, 0, 0);
 481     m_itemSize.cx = GET_X_LPARAM(size);
 482     m_itemSize.cy = GET_Y_LPARAM(size);
 483     m_hasSizes = TRUE;
 484
 485     if (pMinSize)
 486         *pMinSize = m_idealSize;
 487     if (pMaxSize)
 488         *pMaxSize = m_idealSize;
 489     if (pIntegralSize)
 490         *pIntegralSize = m_itemSize;
 491
 492     return S_OK;
 493 }
 494
 495 HRESULT CMenuToolbarBase::SetPosSize(int x, int y, int cx, int cy)
 496 {
 497     // If we have a pager, set the toolbar height to the ideal height of the toolbar
 498     if (m_hwnd != m_hwndToolbar)
 499     {
 500         SetWindowPos(m_hwndToolbar, NULL, x, y, cx, m_idealSize.cy, 0);
 501     }
 502
 503     // Update the toolbar or pager to fit the requested rect
 504     SetWindowPos(m_hwnd, NULL, x, y, cx, cy, 0);
 505
 506     // In a vertical menu, resize the buttons to fit the width
 507     if (m_initFlags & SMINIT_VERTICAL)
 508     {
 509         DWORD btnSize = SendMessage(m_hwndToolbar, TB_GETBUTTONSIZE, 0, 0);
 510         SendMessage(m_hwndToolbar, TB_SETBUTTONSIZE, 0, MAKELPARAM(cx, HIWORD(btnSize)));
 511     }
 512
 513     return S_OK;
 514 }
 515
 516 HRESULT CMenuToolbarBase::IsWindowOwner(HWND hwnd)
 517 {
 518     if (m_hwnd && m_hwnd == hwnd) return S_OK;
 519     if (m_hwndToolbar && m_hwndToolbar == hwnd) return S_OK;
 520     return S_FALSE;
 521 }
 522
 523 HRESULT CMenuToolbarBase::GetWindow(HWND *phwnd)
 524 {
 525     if (!phwnd)
 526         return E_FAIL;
 527
 528     *phwnd = m_hwnd;
 529
 530     return S_OK;
 531 }
 532
 533 HRESULT CMenuToolbarBase::OnGetInfoTip(NMTBGETINFOTIP * tip)
 534 {
 535     INT index;
 536     DWORD_PTR dwData;
 537
 538     INT iItem = tip->iItem;
 539
 540     GetDataFromId(iItem, &index, &dwData);
 541
 542     return InternalGetTooltip(iItem, index, dwData, tip->pszText, tip->cchTextMax);
 543 }
 544
 545 HRESULT CMenuToolbarBase::OnPopupTimer(DWORD timerId)
 546 {
 547     if (timerId != TIMERID_HOTTRACK)
 548         return S_FALSE;
 549
 550     KillTimer(m_hwndToolbar, TIMERID_HOTTRACK);
 551
 552     if (!m_timerEnabled)
 553         return S_FALSE;
 554
 555     m_timerEnabled = FALSE;
 556
 557     if (m_hotItem < 0)
 558         return S_FALSE;
 559
 560     // Returns S_FALSE if the current item did not show a submenu
 561     HRESULT hr = PopupItem(m_hotItem, FALSE);
 562     if (hr != S_FALSE)
 563         return hr;
 564
 565     // If we didn't switch submenus, cancel the current popup regardless
 566     if (m_popupBar)
 567     {
 568         HRESULT hr = CancelCurrentPopup();
 569         if (FAILED_UNEXPECTEDLY(hr))
 570             return hr;
 571     }
 572
 573     return S_OK;
 574 }
 575
 576 HRESULT CMenuToolbarBase::KillPopupTimer()
 577 {
 578     if (m_timerEnabled)
 579     {
 580         m_timerEnabled = FALSE;
 581         KillTimer(m_hwndToolbar, TIMERID_HOTTRACK);
 582         return S_OK;
 583     }
 584     return S_FALSE;
 585 }
 586
 587 HRESULT CMenuToolbarBase::ChangeHotItem(CMenuToolbarBase * toolbar, INT item, DWORD dwFlags)
 588 {
 589     // Ignore the change if it already matches the stored info
 590     if (m_hotBar == toolbar && m_hotItem == item)
 591         return S_FALSE;
 592
 593     // Prevent a change of hot item if the change was triggered by the mouse,
 594     // and mouse tracking is disabled.
 595     if (m_disableMouseTrack && dwFlags & HICF_MOUSE)
 596     {
 597         TRACE("Hot item change prevented by DisableMouseTrack\n");
 598         return S_OK;
 599     }
 600
 601     // Notify the toolbar if the hot-tracking left this toolbar
 602     if (m_hotBar == this && toolbar != this)
 603     {
 604         SendMessage(m_hwndToolbar, TB_SETHOTITEM, (WPARAM) -1, 0);
 605     }
 606
 607     TRACE("Hot item changed from %p %p, to %p %p\n", m_hotBar, m_hotItem, toolbar, item);
 608     m_hotBar = toolbar;
 609     m_hotItem = item;
 610
 611     if (m_hotBar == this)
 612     {
 613         if (m_isTrackingPopup && !(m_initFlags & SMINIT_VERTICAL))
 614         {
 615             // If the menubar has an open submenu, switch to the new item's submenu immediately
 616             PopupItem(m_hotItem, FALSE);
 617         }
 618         else if (dwFlags & HICF_MOUSE)
 619         {
 620             // Vertical menus show/hide the submenu after a delay,
 621             // but only with the mouse.
 622             if (m_initFlags & SMINIT_VERTICAL)
 623             {
 624                 DWORD elapsed = 0;
 625                 SystemParametersInfo(SPI_GETMENUSHOWDELAY, 0, &elapsed, 0);
 626                 SetTimer(m_hwndToolbar, TIMERID_HOTTRACK, elapsed, NULL);
 627                 m_timerEnabled = TRUE;
 628                 TRACE("SetTimer called with m_hotItem=%d\n", m_hotItem);
 629             }
 630         }
 631         else
 632         {
 633             TBBUTTONINFO info;
 634             info.cbSize = sizeof(info);
 635             info.dwMask = 0;
 636
 637             int index = SendMessage(m_hwndToolbar, TB_GETBUTTONINFO, item, reinterpret_cast<LPARAM>(&info));
 638
 639             SendMessage(m_hwndToolbar, TB_SETHOTITEM, index, 0);
 640         }
 641     }
 642
 643     InvalidateDraw();
 644     return S_OK;
 645 }
 646
 647 HRESULT CMenuToolbarBase::ChangePopupItem(CMenuToolbarBase * toolbar, INT item)
 648 {
 649     // Ignore the change if it already matches the stored info
 650     if (m_popupBar == toolbar && m_popupItem == item)
 651         return S_FALSE;
 652
 653     // Notify the toolbar if the popup-tracking this toolbar
 654     if (m_popupBar == this && toolbar != this)
 655     {
 656         SendMessage(m_hwndToolbar, TB_CHECKBUTTON, m_popupItem, FALSE);
 657         m_isTrackingPopup = FALSE;
 658     }
 659
 660     m_popupBar = toolbar;
 661     m_popupItem = item;
 662
 663     if (m_popupBar == this)
 664     {
 665         SendMessage(m_hwndToolbar, TB_CHECKBUTTON, m_popupItem, TRUE);
 666     }
 667
 668     InvalidateDraw();
 669     return S_OK;
 670 }
 671
 672 HRESULT CMenuToolbarBase::IsTrackedItem(INT index)
 673 {
 674     TBBUTTON btn;
 675
 676     if (m_hotBar != this)
 677         return S_FALSE;
 678
 679     if (index < 0)
 680         return S_FALSE;
 681
 682     if (!SendMessage(m_hwndToolbar, TB_GETBUTTON, index, reinterpret_cast<LPARAM>(&btn)))
 683         return E_FAIL;
 684
 685     if (m_hotItem == btn.idCommand)
 686         return S_OK;
 687
 688     if (m_popupItem == btn.idCommand)
 689         return S_OK;
 690
 691     return S_FALSE;
 692 }
 693
 694 HRESULT CMenuToolbarBase::ChangeTrackedItem(INT index, BOOL wasTracking, BOOL mouse)
 695 {
 696     TBBUTTON btn;
 697
 698     if (index < 0)
 699     {
 700         m_isTrackingPopup = FALSE;
 701         return m_menuBand->_ChangeHotItem(NULL, -1, HICF_MOUSE);
 702     }
 703
 704     if (!SendMessage(m_hwndToolbar, TB_GETBUTTON, index, reinterpret_cast<LPARAM>(&btn)))
 705         return E_FAIL;
 706
 707     TRACE("ChangeTrackedItem %d, %d\n", index, wasTracking);
 708     m_isTrackingPopup = wasTracking;
 709     return m_menuBand->_ChangeHotItem(this, btn.idCommand, mouse ? HICF_MOUSE : 0);
 710 }
 711
 712 HRESULT CMenuToolbarBase::PopupSubMenu(UINT iItem, UINT index, IShellMenu* childShellMenu, BOOL keyInitiated)
 713 {
 714     // Calculate the submenu position and exclude area
 715     RECT rc = { 0 };
 716     RECT rcx = { 0 };
 717
 718     if (!SendMessage(m_hwndToolbar, TB_GETITEMRECT, index, reinterpret_cast<LPARAM>(&rc)))
 719         return E_FAIL;
 720
 721     GetWindowRect(m_hwnd, &rcx);
 722
 723     POINT a = { rc.left, rc.top };
 724     POINT b = { rc.right, rc.bottom };
 725     POINT c = { rcx.left, rcx.top };
 726     POINT d = { rcx.right, rcx.bottom };
 727
 728     ClientToScreen(m_hwndToolbar, &a);
 729     ClientToScreen(m_hwndToolbar, &b);
 730     ClientToScreen(m_hwnd, &c);
 731     ClientToScreen(m_hwnd, &d);
 732
 733     POINTL pt = { a.x, b.y };
 734     RECTL rcl = { c.x, c.y, d.x, d.y };
 735
 736     if (m_initFlags & SMINIT_VERTICAL)
 737     {
 738         pt.x = b.x - 3;
 739         pt.y = a.y - 3;
 740     }
 741
 742     // Display the submenu
 743     m_isTrackingPopup = TRUE;
 744
 745     m_menuBand->_ChangePopupItem(this, iItem);
 746     m_menuBand->_OnPopupSubMenu(childShellMenu, &pt, &rcl, keyInitiated);
 747
 748     return S_OK;
 749 }
 750
 751 HRESULT CMenuToolbarBase::PopupSubMenu(UINT iItem, UINT index, HMENU menu)
 752 {
 753     // Calculate the submenu position and exclude area
 754     RECT rc = { 0 };
 755
 756     if (!SendMessage(m_hwndToolbar, TB_GETITEMRECT, index, reinterpret_cast<LPARAM>(&rc)))
 757         return E_FAIL;
 758
 759     POINT a = { rc.left, rc.top };
 760     POINT b = { rc.right, rc.bottom };
 761
 762     ClientToScreen(m_hwndToolbar, &a);
 763     ClientToScreen(m_hwndToolbar, &b);
 764
 765     POINT pt = { a.x, b.y };
 766     RECT rcl = { a.x, a.y, b.x, b.y };
 767
 768     if (m_initFlags & SMINIT_VERTICAL)
 769     {
 770         pt.x = b.x;
 771         pt.y = a.y;
 772     }
 773
 774     HMENU popup = GetSubMenu(menu, index);
 775
 776     // Display the submenu
 777     m_isTrackingPopup = TRUE;
 778     m_menuBand->_ChangePopupItem(this, iItem);
 779     m_menuBand->_TrackSubMenu(popup, pt.x, pt.y, rcl);
 780     m_menuBand->_ChangePopupItem(NULL, -1);
 781     m_isTrackingPopup = FALSE;
 782
 783     m_menuBand->_ChangeHotItem(NULL, -1, 0);
 784
 785     return S_OK;
 786 }
 787
 788 HRESULT CMenuToolbarBase::TrackContextMenu(IContextMenu* contextMenu, POINT pt)
 789 {
 790     // Cancel submenus
 791     m_menuBand->_KillPopupTimers();
 792     if (m_popupBar)
 793         m_menuBand->_CancelCurrentPopup();
 794
 795     // Display the context menu
 796     return m_menuBand->_TrackContextMenu(contextMenu, pt.x, pt.y);
 797 }
 798
 799 HRESULT CMenuToolbarBase::OnCommand(WPARAM wParam, LPARAM lParam, LRESULT *theResult)
 800 {
 801     if (m_disableMouseTrack)
 802     {
 803         *theResult = 1;
 804         TRACE("Item click prevented by DisableMouseTrack\n");
 805         return S_OK;
 806     }
 807
 808     // If a button is clicked while a submenu was open, cancel the submenu.
 809     if (!(m_initFlags & SMINIT_VERTICAL) && m_isTrackingPopup)
 810     {
 811         TRACE("OnCommand cancelled because it was tracking submenu.\n");
 812         return S_FALSE;
 813     }
 814
 815     *theResult = 0;
 816
 817     INT iItem = (INT)wParam;
 818
 819     if (PopupItem(iItem, FALSE) == S_OK)
 820     {
 821         TRACE("PopupItem returned S_OK\n");
 822         return S_FALSE;
 823     }
 824
 825     TRACE("Executing...\n");
 826
 827     return m_menuBand->_MenuItemHotTrack(MPOS_EXECUTE);
 828 }
 829
 830 HRESULT CMenuToolbarBase::ExecuteItem(INT iItem)
 831 {
 832     m_menuBand->_KillPopupTimers();
 833
 834     INT index;
 835     DWORD_PTR data;
 836
 837     GetDataFromId(iItem, &index, &data);
 838
 839     return InternalExecuteItem(iItem, index, data);
 840 }
 841
 842 HRESULT CMenuToolbarBase::OnContextMenu(NMMOUSE * rclick)
 843 {
 844     INT iItem = rclick->dwItemSpec;
 845     INT index = rclick->dwHitInfo;
 846     DWORD_PTR data = rclick->dwItemData;
 847
 848     GetDataFromId(iItem, &index, &data);
 849
 850     return InternalContextMenu(iItem, index, data, rclick->pt);
 851 }
 852
 853 HRESULT CMenuToolbarBase::KeyboardItemChange(DWORD dwSelectType)
 854 {
 855     int prev = m_hotItem;
 856     int index = -1;
 857
 858     if (dwSelectType != 0xFFFFFFFF)
 859     {
 860         int count = SendMessage(m_hwndToolbar, TB_BUTTONCOUNT, 0, 0);
 861
 862         if (dwSelectType == VK_HOME)
 863         {
 864             index = 0;
 865             dwSelectType = VK_DOWN;
 866         }
 867         else if (dwSelectType == VK_END)
 868         {
 869             index = count - 1;
 870             dwSelectType = VK_UP;
 871         }
 872         else
 873         {
 874             if (m_hotItem >= 0)
 875             {
 876                 TBBUTTONINFO info = { 0 };
 877                 info.cbSize = sizeof(TBBUTTONINFO);
 878                 info.dwMask = 0;
 879                 index = SendMessage(m_hwndToolbar, TB_GETBUTTONINFO, m_hotItem, reinterpret_cast<LPARAM>(&info));
 880             }
 881
 882             if (index < 0)
 883             {
 884                 if (dwSelectType == VK_UP)
 885                 {
 886                     index = count - 1;
 887                 }
 888                 else if (dwSelectType == VK_DOWN)
 889                 {
 890                     index = 0;
 891                 }
 892             }
 893             else
 894             {
 895                 if (dwSelectType == VK_UP)
 896                 {
 897                     index--;
 898                 }
 899                 else if (dwSelectType == VK_DOWN)
 900                 {
 901                     index++;
 902                 }
 903             }
 904         }
 905
 906         TBBUTTON btn = { 0 };
 907         while (index >= 0 && index < count)
 908         {
 909             DWORD res = SendMessage(m_hwndToolbar, TB_GETBUTTON, index, reinterpret_cast<LPARAM>(&btn));
 910             if (!res)
 911                 return E_FAIL;
 912
 913             if (btn.dwData)
 914             {
 915                 if (prev != btn.idCommand)
 916                 {
 917                     TRACE("Setting Hot item to %d\n", index);
 918                     if (!(m_initFlags & SMINIT_VERTICAL) && m_isTrackingPopup)
 919                     {
 920                         HWND tlw;
 921                         m_menuBand->_GetTopLevelWindow(&tlw);
 922                         SendMessage(tlw, WM_CANCELMODE, 0, 0);
 923                         PostMessage(m_hwndToolbar, WM_USER_CHANGETRACKEDITEM, index, MAKELPARAM(m_isTrackingPopup, FALSE));
 924                     }
 925                     else
 926                         m_menuBand->_ChangeHotItem(this, btn.idCommand, 0);
 927                 }
 928                 return S_OK;
 929             }
 930
 931             if (dwSelectType == VK_UP)
 932             {
 933                 index--;
 934             }
 935             else if (dwSelectType == VK_DOWN)
 936             {
 937                 index++;
 938             }
 939         }
 940
 941         return S_FALSE;
 942     }
 943
 944     if (prev != -1)
 945     {
 946         TRACE("Setting Hot item to null\n");
 947         m_menuBand->_ChangeHotItem(NULL, -1, 0);
 948     }
 949
 950     return S_FALSE;
 951 }
 952
 953 HRESULT CMenuToolbarBase::AddButton(DWORD commandId, LPCWSTR caption, BOOL hasSubMenu, INT iconId, DWORD_PTR buttonData, BOOL last)
 954 {
 955     TBBUTTON tbb = { 0 };
 956
 957     tbb.fsState = TBSTATE_ENABLED;
 958 #if !USE_TBSTYLE_EX_VERTICAL
 959     if (!last && (m_initFlags & SMINIT_VERTICAL))
 960         tbb.fsState |= TBSTATE_WRAP;
 961 #endif
 962     tbb.fsStyle = BTNS_CHECKGROUP;
 963
 964     if (hasSubMenu && (m_initFlags & SMINIT_VERTICAL))
 965         tbb.fsStyle |= BTNS_DROPDOWN;
 966
 967     if (!(m_initFlags & SMINIT_VERTICAL))
 968         tbb.fsStyle |= BTNS_AUTOSIZE;
 969
 970     tbb.iString = (INT_PTR) caption;
 971     tbb.idCommand = commandId;
 972
 973     tbb.iBitmap = iconId;
 974     tbb.dwData = buttonData;
 975
 976     if (!SendMessageW(m_hwndToolbar, TB_ADDBUTTONS, 1, reinterpret_cast<LPARAM>(&tbb)))
 977         return HRESULT_FROM_WIN32(GetLastError());
 978
 979     return S_OK;
 980 }
 981
 982 HRESULT CMenuToolbarBase::AddSeparator(BOOL last)
 983 {
 984     TBBUTTON tbb = { 0 };
 985
 986     tbb.fsState = TBSTATE_ENABLED;
 987 #if !USE_TBSTYLE_EX_VERTICAL
 988     if (!last && (m_initFlags & SMINIT_VERTICAL))
 989         tbb.fsState |= TBSTATE_WRAP;
 990 #endif
 991     tbb.fsStyle = BTNS_SEP;
 992     tbb.iBitmap = 0;
 993
 994     if (!SendMessageW(m_hwndToolbar, TB_ADDBUTTONS, 1, reinterpret_cast<LPARAM>(&tbb)))
 995         return HRESULT_FROM_WIN32(GetLastError());
 996
 997     return S_OK;
 998 }
 999
1000 HRESULT CMenuToolbarBase::AddPlaceholder()
1001 {
1002     TBBUTTON tbb = { 0 };
1003     PCWSTR MenuString = L"(Empty)";
1004
1005     tbb.fsState = 0;
1006     tbb.fsStyle = 0;
1007     tbb.iString = (INT_PTR) MenuString;
1008     tbb.iBitmap = -1;
1009
1010     if (!SendMessageW(m_hwndToolbar, TB_ADDBUTTONS, 1, reinterpret_cast<LPARAM>(&tbb)))
1011         return HRESULT_FROM_WIN32(GetLastError());
1012
1013     return S_OK;
1014 }
1015
1016 HRESULT CMenuToolbarBase::ClearToolbar()
1017 {
1018     while (SendMessage(m_hwndToolbar, TB_DELETEBUTTON, 0, 0))
1019     {
1020         // empty;
1021     }
1022     return S_OK;
1023 }
1024
1025 HRESULT CMenuToolbarBase::GetDataFromId(INT iItem, INT* pIndex, DWORD_PTR* pData)
1026 {
1027     if (pData)
1028         *pData = NULL;
1029
1030     if (pIndex)
1031         *pIndex = -1;
1032
1033     if (iItem < 0)
1034         return S_OK;
1035
1036     TBBUTTONINFO info = { 0 };
1037
1038     info.cbSize = sizeof(TBBUTTONINFO);
1039     info.dwMask = TBIF_COMMAND | TBIF_LPARAM;
1040
1041     int index = SendMessage(m_hwndToolbar, TB_GETBUTTONINFO, iItem, reinterpret_cast<LPARAM>(&info));
1042     if (index < 0)
1043         return E_FAIL;
1044
1045     if (pIndex)
1046         *pIndex = index;
1047
1048     if (pData)
1049         *pData = info.lParam;
1050
1051     return S_OK;
1052 }
1053
1054 HRESULT CMenuToolbarBase::CancelCurrentPopup()
1055 {
1056     return m_menuBand->_CancelCurrentPopup();
1057 }
1058
1059 HRESULT CMenuToolbarBase::PopupItem(INT iItem, BOOL keyInitiated)
1060 {
1061     INT index;
1062     DWORD_PTR dwData;
1063
1064     if (iItem < 0)
1065         return S_OK;
1066
1067     if (m_popupBar == this && m_popupItem == iItem)
1068         return S_OK;
1069
1070     GetDataFromId(iItem, &index, &dwData);
1071
1072     HRESULT hr = InternalHasSubMenu(iItem, index, dwData);
1073     if (hr != S_OK)
1074         return hr;
1075
1076     if (m_popupBar)
1077     {
1078         HRESULT hr = CancelCurrentPopup();
1079         if (FAILED_UNEXPECTEDLY(hr))
1080             return hr;
1081     }
1082
1083     if (!(m_initFlags & SMINIT_VERTICAL))
1084     {
1085         TRACE("PopupItem non-vertical %d %d\n", index, iItem);
1086         m_menuBand->_ChangeHotItem(this, iItem, 0);
1087     }
1088
1089     return InternalPopupItem(iItem, index, dwData, keyInitiated);
1090 }
1091
1092 CMenuStaticToolbar::CMenuStaticToolbar(CMenuBand *menuBand) :
1093     CMenuToolbarBase(menuBand, FALSE),
1094     m_hmenu(NULL)
1095 {
1096 }
1097
1098 HRESULT  CMenuStaticToolbar::GetMenu(
1099     _Out_opt_ HMENU *phmenu,
1100     _Out_opt_ HWND *phwnd,
1101     _Out_opt_ DWORD *pdwFlags)
1102 {
1103     if (phmenu)
1104         *phmenu = m_hmenu;
1105     if (phwnd)
1106         *phwnd = NULL;
1107     if (pdwFlags)
1108         *pdwFlags = m_dwMenuFlags;
1109
1110     return S_OK;
1111 }
1112
1113 HRESULT  CMenuStaticToolbar::SetMenu(
1114     HMENU hmenu,
1115     HWND hwnd,
1116     DWORD dwFlags)
1117 {
1118     m_hmenu = hmenu;
1119     m_dwMenuFlags = dwFlags;
1120
1121     return S_OK;
1122 }
1123
1124 HRESULT CMenuStaticToolbar::FillToolbar(BOOL clearFirst)
1125 {
1126     int i;
1127     int ic = GetMenuItemCount(m_hmenu);
1128
1129     if (clearFirst)
1130     {
1131         ClearToolbar();
1132     }
1133
1134     int count = 0;
1135     for (i = 0; i < ic; i++)
1136     {
1137         BOOL last = i + 1 == ic;
1138
1139         MENUITEMINFOW info;
1140
1141         info.cbSize = sizeof(info);
1142         info.dwTypeData = NULL;
1143         info.fMask = MIIM_FTYPE | MIIM_STRING | MIIM_ID;
1144
1145         if (!GetMenuItemInfoW(m_hmenu, i, TRUE, &info))
1146         {
1147             TRACE("Error obtaining info for menu item at pos=%d\n", i);
1148             continue;
1149         }
1150
1151         count++;
1152
1153         if (info.fType & MFT_SEPARATOR)
1154         {
1155             AddSeparator(last);
1156         }
1157         else if (!(info.fType & MFT_BITMAP))
1158         {
1159
1160             info.cch++;
1161             info.dwTypeData = (PWSTR) HeapAlloc(GetProcessHeap(), 0, (info.cch + 1) * sizeof(WCHAR));
1162
1163             info.fMask = MIIM_STRING | MIIM_SUBMENU | MIIM_ID;
1164             GetMenuItemInfoW(m_hmenu, i, TRUE, &info);
1165
1166             SMINFO * sminfo = new SMINFO();
1167             sminfo->dwMask = SMIM_ICON | SMIM_FLAGS;
1168             // FIXME: remove before deleting the toolbar or it will leak
1169
1170             HRESULT hr = m_menuBand->_CallCBWithItemId(info.wID, SMC_GETINFO, 0, reinterpret_cast<LPARAM>(sminfo));
1171             if (FAILED_UNEXPECTEDLY(hr))
1172                 return hr;
1173
1174             AddButton(info.wID, info.dwTypeData, info.hSubMenu != NULL, sminfo->iIcon, reinterpret_cast<DWORD_PTR>(sminfo), last);
1175
1176             HeapFree(GetProcessHeap(), 0, info.dwTypeData);
1177         }
1178     }
1179
1180     return S_OK;
1181 }
1182
1183 HRESULT CMenuStaticToolbar::InternalGetTooltip(INT iItem, INT index, DWORD_PTR dwData, LPWSTR pszText, INT cchTextMax)
1184 {
1185     //SMINFO * info = reinterpret_cast<SMINFO*>(dwData);
1186     UNIMPLEMENTED;
1187     return E_NOTIMPL;
1188 }
1189
1190 HRESULT CMenuStaticToolbar::OnDeletingButton(const NMTOOLBAR * tb)
1191 {
1192     delete reinterpret_cast<SMINFO*>(tb->tbButton.dwData);
1193     return S_OK;
1194 }
1195
1196 HRESULT CMenuStaticToolbar::InternalContextMenu(INT iItem, INT index, DWORD_PTR dwData, POINT pt)
1197 {
1198     CComPtr<IContextMenu> contextMenu;
1199     HRESULT hr = m_menuBand->_CallCBWithItemId(iItem, SMC_GETOBJECT,
1200         reinterpret_cast<WPARAM>(&IID_IContextMenu), reinterpret_cast<LPARAM>(&contextMenu));
1201     if (hr != S_OK)
1202         return hr;
1203
1204     return TrackContextMenu(contextMenu, pt);
1205 }
1206
1207 HRESULT CMenuStaticToolbar::InternalExecuteItem(INT iItem, INT index, DWORD_PTR data)
1208 {
1209     return m_menuBand->_CallCBWithItemId(iItem, SMC_EXEC, 0, 0);
1210 }
1211
1212 HRESULT CMenuStaticToolbar::InternalPopupItem(INT iItem, INT index, DWORD_PTR dwData, BOOL keyInitiated)
1213 {
1214     SMINFO * nfo = reinterpret_cast<SMINFO*>(dwData);
1215     if (!nfo)
1216         return E_FAIL;
1217
1218     if (nfo->dwFlags&SMIF_TRACKPOPUP)
1219     {
1220         return PopupSubMenu(iItem, index, m_hmenu);
1221     }
1222     else
1223     {
1224         CComPtr<IShellMenu> shellMenu;
1225         HRESULT hr = m_menuBand->_CallCBWithItemId(iItem, SMC_GETOBJECT, reinterpret_cast<WPARAM>(&IID_IShellMenu), reinterpret_cast<LPARAM>(&shellMenu));
1226         if (FAILED_UNEXPECTEDLY(hr))
1227             return hr;
1228
1229         return PopupSubMenu(iItem, index, shellMenu, keyInitiated);
1230     }
1231 }
1232
1233 HRESULT CMenuStaticToolbar::InternalHasSubMenu(INT iItem, INT index, DWORD_PTR dwData)
1234 {
1235     return ::GetSubMenu(m_hmenu, index) ? S_OK : S_FALSE;
1236 }
1237
1238 CMenuSFToolbar::CMenuSFToolbar(CMenuBand * menuBand) :
1239     CMenuToolbarBase(menuBand, TRUE),
1240     m_shellFolder(NULL),
1241     m_idList(NULL),
1242     m_hKey(NULL)
1243 {
1244 }
1245
1246 CMenuSFToolbar::~CMenuSFToolbar()
1247 {
1248 }
1249
1250 HRESULT CMenuSFToolbar::FillToolbar(BOOL clearFirst)
1251 {
1252     HRESULT hr;
1253     int i = 0;
1254     PWSTR MenuString;
1255
1256     IEnumIDList * eidl;
1257     m_shellFolder->EnumObjects(GetToolbar(), SHCONTF_FOLDERS | SHCONTF_NONFOLDERS, &eidl);
1258
1259     LPITEMIDLIST item = static_cast<LPITEMIDLIST>(CoTaskMemAlloc(sizeof(ITEMIDLIST)));
1260     ULONG fetched;
1261     hr = eidl->Next(1, &item, &fetched);
1262     while (SUCCEEDED(hr) && fetched > 0)
1263     {
1264         INT index = 0;
1265         INT indexOpen = 0;
1266
1267         STRRET sr = { STRRET_CSTR, { 0 } };
1268
1269         hr = m_shellFolder->GetDisplayNameOf(item, SIGDN_NORMALDISPLAY, &sr);
1270         if (FAILED_UNEXPECTEDLY(hr))
1271             return hr;
1272
1273         StrRetToStr(&sr, NULL, &MenuString);
1274
1275         index = SHMapPIDLToSystemImageListIndex(m_shellFolder, item, &indexOpen);
1276
1277         LPCITEMIDLIST itemc = item;
1278
1279         SFGAOF attrs = SFGAO_FOLDER;
1280         hr = m_shellFolder->GetAttributesOf(1, &itemc, &attrs);
1281
1282         DWORD_PTR dwData = reinterpret_cast<DWORD_PTR>(ILClone(item));
1283
1284         // Fetch next item already, so we know if the current one is the last
1285         hr = eidl->Next(1, &item, &fetched);
1286
1287         AddButton(++i, MenuString, attrs & SFGAO_FOLDER, index, dwData, FAILED(hr) || fetched == 0);
1288
1289         CoTaskMemFree(MenuString);
1290     }
1291     CoTaskMemFree(item);
1292
1293     // If no items were added, show the "empty" placeholder
1294     if (i == 0)
1295     {
1296         return AddPlaceholder();
1297     }
1298
1299     return hr;
1300 }
1301
1302 HRESULT CMenuSFToolbar::InternalGetTooltip(INT iItem, INT index, DWORD_PTR dwData, LPWSTR pszText, INT cchTextMax)
1303 {
1304     //ITEMIDLIST * pidl = reinterpret_cast<LPITEMIDLIST>(dwData);
1305     UNIMPLEMENTED;
1306     return E_NOTIMPL;
1307 }
1308
1309 HRESULT CMenuSFToolbar::OnDeletingButton(const NMTOOLBAR * tb)
1310 {
1311     ILFree(reinterpret_cast<LPITEMIDLIST>(tb->tbButton.dwData));
1312     return S_OK;
1313 }
1314
1315 HRESULT CMenuSFToolbar::SetShellFolder(IShellFolder *psf, LPCITEMIDLIST pidlFolder, HKEY hKey, DWORD dwFlags)
1316 {
1317     m_shellFolder = psf;
1318     m_idList = ILClone(pidlFolder);
1319     m_hKey = hKey;
1320     m_dwMenuFlags = dwFlags;
1321     return S_OK;
1322 }
1323
1324 HRESULT CMenuSFToolbar::GetShellFolder(DWORD *pdwFlags, LPITEMIDLIST *ppidl, REFIID riid, void **ppv)
1325 {
1326     HRESULT hr;
1327
1328     hr = m_shellFolder->QueryInterface(riid, ppv);
1329     if (FAILED_UNEXPECTEDLY(hr))
1330         return hr;
1331
1332     if (pdwFlags)
1333         *pdwFlags = m_dwMenuFlags;
1334
1335     if (ppidl)
1336     {
1337         LPITEMIDLIST pidl = NULL;
1338
1339         if (m_idList)
1340         {
1341             pidl = ILClone(m_idList);
1342             if (!pidl)
1343             {
1344                 (*reinterpret_cast<IUnknown**>(ppv))->Release();
1345                 return E_FAIL;
1346             }
1347         }
1348
1349         *ppidl = pidl;
1350     }
1351
1352     return hr;
1353 }
1354
1355 HRESULT CMenuSFToolbar::InternalContextMenu(INT iItem, INT index, DWORD_PTR dwData, POINT pt)
1356 {
1357     HRESULT hr;
1358     CComPtr<IContextMenu> contextMenu = NULL;
1359     LPCITEMIDLIST pidl = reinterpret_cast<LPCITEMIDLIST>(dwData);
1360
1361     hr = m_shellFolder->GetUIObjectOf(GetToolbar(), 1, &pidl, IID_NULL_PPV_ARG(IContextMenu, &contextMenu));
1362     if (FAILED_UNEXPECTEDLY(hr))
1363     {
1364         return hr;
1365     }
1366
1367     hr = TrackContextMenu(contextMenu, pt);
1368
1369     return hr;
1370 }
1371
1372 HRESULT CMenuSFToolbar::InternalExecuteItem(INT iItem, INT index, DWORD_PTR data)
1373 {
1374     return m_menuBand->_CallCBWithItemPidl(reinterpret_cast<LPITEMIDLIST>(data), SMC_SFEXEC, 0, 0);
1375 }
1376
1377 HRESULT CMenuSFToolbar::InternalPopupItem(INT iItem, INT index, DWORD_PTR dwData, BOOL keyInitiated)
1378 {
1379     HRESULT hr;
1380     UINT uId;
1381     UINT uIdAncestor;
1382     DWORD flags;
1383     CComPtr<IShellMenuCallback> psmc;
1384     CComPtr<IShellMenu> shellMenu;
1385
1386     LPITEMIDLIST pidl = reinterpret_cast<LPITEMIDLIST>(dwData);
1387
1388     if (!pidl)
1389         return E_FAIL;
1390
1391     hr = CMenuBand_Constructor(IID_PPV_ARG(IShellMenu, &shellMenu));
1392     if (FAILED_UNEXPECTEDLY(hr))
1393         return hr;
1394
1395     m_menuBand->GetMenuInfo(&psmc, &uId, &uIdAncestor, &flags);
1396
1397     // FIXME: not sure what to use as uId/uIdAncestor here
1398     hr = shellMenu->Initialize(psmc, 0, uId, SMINIT_VERTICAL);
1399     if (FAILED_UNEXPECTEDLY(hr))
1400         return hr;
1401
1402     CComPtr<IShellFolder> childFolder;
1403     hr = m_shellFolder->BindToObject(pidl, NULL, IID_PPV_ARG(IShellFolder, &childFolder));
1404     if (FAILED_UNEXPECTEDLY(hr))
1405         return hr;
1406
1407     hr = shellMenu->SetShellFolder(childFolder, NULL, NULL, 0);
1408     if (FAILED_UNEXPECTEDLY(hr))
1409         return hr;
1410
1411     return PopupSubMenu(iItem, index, shellMenu, keyInitiated);
1412 }
1413
1414 HRESULT CMenuSFToolbar::InternalHasSubMenu(INT iItem, INT index, DWORD_PTR dwData)
1415 {
1416     HRESULT hr;
1417     LPCITEMIDLIST pidl = reinterpret_cast<LPITEMIDLIST>(dwData);
1418
1419     SFGAOF attrs = SFGAO_FOLDER;
1420     hr = m_shellFolder->GetAttributesOf(1, &pidl, &attrs);
1421     if (FAILED_UNEXPECTEDLY(hr))
1422         return hr;
1423
1424     return (attrs & SFGAO_FOLDER) ? S_OK : S_FALSE;
1425 }