dlls/shell32/ebrowser.c

   1 /*
   2  * ExplorerBrowser Control implementation.
   3  *
   4  * Copyright 2010 David Hedberg
   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
  21 #include <stdarg.h>
  22
  23 #define COBJMACROS
  24 #define NONAMELESSUNION
  25 #define NONAMELESSSTRUCT
  26
  27 #include "winerror.h"
  28 #include "windef.h"
  29 #include "winbase.h"
  30
  31 #include "wine/list.h"
  32 #include "wine/debug.h"
  33 #include "debughlp.h"
  34
  35 #include "shell32_main.h"
  36 #include "pidl.h"
  37
  38 WINE_DEFAULT_DEBUG_CHANNEL(shell);
  39
  40 #define SPLITTER_WIDTH 2
  41 #define NP_MIN_WIDTH 60
  42 #define SV_MIN_WIDTH 150
  43
  44 typedef struct _event_client {
  45     struct list entry;
  46     IExplorerBrowserEvents *pebe;
  47     DWORD cookie;
  48 } event_client;
  49
  50 typedef struct _travellog_entry {
  51     struct list entry;
  52     LPITEMIDLIST pidl;
  53 } travellog_entry;
  54
  55 typedef struct _ExplorerBrowserImpl {
  56     IExplorerBrowser  IExplorerBrowser_iface;
  57     IShellBrowser     IShellBrowser_iface;
  58     ICommDlgBrowser3  ICommDlgBrowser3_iface;
  59     IObjectWithSite   IObjectWithSite_iface;
  60     INameSpaceTreeControlEvents INameSpaceTreeControlEvents_iface;
  61     IInputObject      IInputObject_iface;
  62     LONG ref;
  63     BOOL destroyed;
  64
  65     HWND hwnd_main;
  66     HWND hwnd_sv;
  67
  68     RECT splitter_rc;
  69     struct {
  70         INameSpaceTreeControl2 *pnstc2;
  71         HWND hwnd_splitter, hwnd_nstc;
  72         DWORD nstc_cookie;
  73         UINT width;
  74         BOOL show;
  75         RECT rc;
  76     } navpane;
  77
  78     EXPLORER_BROWSER_OPTIONS eb_options;
  79     FOLDERSETTINGS fs;
  80
  81     struct list event_clients;
  82     DWORD events_next_cookie;
  83     struct list travellog;
  84     travellog_entry *travellog_cursor;
  85     int travellog_count;
  86
  87     IShellView *psv;
  88     RECT sv_rc;
  89     LPITEMIDLIST current_pidl;
  90
  91     IUnknown *punk_site;
  92     ICommDlgBrowser *pcdb_site;
  93     ICommDlgBrowser2 *pcdb2_site;
  94     ICommDlgBrowser3 *pcdb3_site;
  95     IExplorerPaneVisibility *pepv_site;
  96 } ExplorerBrowserImpl;
  97
  98 static void initialize_navpane(ExplorerBrowserImpl *This, HWND hwnd_parent, RECT *rc);
  99
 100 /**************************************************************************
 101  * Event functions.
 102  */
 103 static void events_unadvise_all(ExplorerBrowserImpl *This)
 104 {
 105     event_client *client, *curs;
 106     TRACE("%p\n", This);
 107
 108     LIST_FOR_EACH_ENTRY_SAFE(client, curs, &This->event_clients, event_client, entry)
 109     {
 110         TRACE("Removing %p\n", client);
 111         list_remove(&client->entry);
 112         IExplorerBrowserEvents_Release(client->pebe);
 113         HeapFree(GetProcessHeap(), 0, client);
 114     }
 115 }
 116
 117 static HRESULT events_NavigationPending(ExplorerBrowserImpl *This, PCIDLIST_ABSOLUTE pidl)
 118 {
 119     event_client *cursor;
 120     HRESULT hres = S_OK;
 121
 122     TRACE("%p\n", This);
 123
 124     LIST_FOR_EACH_ENTRY(cursor, &This->event_clients, event_client, entry)
 125     {
 126         TRACE("Notifying %p\n", cursor);
 127         hres = IExplorerBrowserEvents_OnNavigationPending(cursor->pebe, pidl);
 128
 129         /* If this failed for any reason, the browsing is supposed to be aborted. */
 130         if(FAILED(hres))
 131             break;
 132     }
 133
 134     return hres;
 135 }
 136
 137 static void events_NavigationComplete(ExplorerBrowserImpl *This, PCIDLIST_ABSOLUTE pidl)
 138 {
 139     event_client *cursor;
 140
 141     TRACE("%p\n", This);
 142
 143     LIST_FOR_EACH_ENTRY(cursor, &This->event_clients, event_client, entry)
 144     {
 145         TRACE("Notifying %p\n", cursor);
 146         IExplorerBrowserEvents_OnNavigationComplete(cursor->pebe, pidl);
 147     }
 148 }
 149
 150 static void events_NavigationFailed(ExplorerBrowserImpl *This, PCIDLIST_ABSOLUTE pidl)
 151 {
 152     event_client *cursor;
 153
 154     TRACE("%p\n", This);
 155
 156     LIST_FOR_EACH_ENTRY(cursor, &This->event_clients, event_client, entry)
 157     {
 158         TRACE("Notifying %p\n", cursor);
 159         IExplorerBrowserEvents_OnNavigationFailed(cursor->pebe, pidl);
 160     }
 161 }
 162
 163 static void events_ViewCreated(ExplorerBrowserImpl *This, IShellView *psv)
 164 {
 165     event_client *cursor;
 166
 167     TRACE("%p\n", This);
 168
 169     LIST_FOR_EACH_ENTRY(cursor, &This->event_clients, event_client, entry)
 170     {
 171         TRACE("Notifying %p\n", cursor);
 172         IExplorerBrowserEvents_OnViewCreated(cursor->pebe, psv);
 173     }
 174 }
 175
 176 /**************************************************************************
 177  * Travellog functions.
 178  */
 179 static void travellog_remove_entry(ExplorerBrowserImpl *This, travellog_entry *entry)
 180 {
 181     TRACE("Removing %p\n", entry);
 182
 183     list_remove(&entry->entry);
 184     ILFree(entry->pidl);
 185     HeapFree(GetProcessHeap(), 0, entry);
 186     This->travellog_count--;
 187 }
 188
 189 static void travellog_remove_all_entries(ExplorerBrowserImpl *This)
 190 {
 191     travellog_entry *cursor, *cursor2;
 192     TRACE("%p\n", This);
 193
 194     LIST_FOR_EACH_ENTRY_SAFE(cursor, cursor2, &This->travellog, travellog_entry, entry)
 195         travellog_remove_entry(This, cursor);
 196
 197     This->travellog_cursor = NULL;
 198 }
 199
 200 static void travellog_add_entry(ExplorerBrowserImpl *This, LPITEMIDLIST pidl)
 201 {
 202     travellog_entry *new, *cursor, *cursor2;
 203     TRACE("%p (old count %d)\n", pidl, This->travellog_count);
 204
 205     /* Replace the old tail, if any, with the new entry */
 206     if(This->travellog_cursor)
 207     {
 208         LIST_FOR_EACH_ENTRY_SAFE_REV(cursor, cursor2, &This->travellog, travellog_entry, entry)
 209         {
 210             if(cursor == This->travellog_cursor)
 211                 break;
 212             travellog_remove_entry(This, cursor);
 213         }
 214     }
 215
 216     /* Create and add the new entry */
 217     new = HeapAlloc(GetProcessHeap(), 0, sizeof(travellog_entry));
 218     new->pidl = ILClone(pidl);
 219     list_add_tail(&This->travellog, &new->entry);
 220     This->travellog_cursor = new;
 221     This->travellog_count++;
 222
 223     /* Remove the first few entries if the size limit is reached. */
 224     if(This->travellog_count > 200)
 225     {
 226         UINT i = 0;
 227         LIST_FOR_EACH_ENTRY_SAFE(cursor, cursor2, &This->travellog, travellog_entry, entry)
 228         {
 229             if(i++ > 10)
 230                 break;
 231             travellog_remove_entry(This, cursor);
 232         }
 233     }
 234 }
 235
 236 static LPCITEMIDLIST travellog_go_back(ExplorerBrowserImpl *This)
 237 {
 238     travellog_entry *prev;
 239     TRACE("%p, %p\n", This, This->travellog_cursor);
 240
 241     if(!This->travellog_cursor)
 242         return NULL;
 243
 244     prev = LIST_ENTRY(list_prev(&This->travellog, &This->travellog_cursor->entry),
 245                       travellog_entry, entry);
 246     if(!prev)
 247         return NULL;
 248
 249     This->travellog_cursor = prev;
 250     return prev->pidl;
 251 }
 252
 253 static LPCITEMIDLIST travellog_go_forward(ExplorerBrowserImpl *This)
 254 {
 255     travellog_entry *next;
 256     TRACE("%p, %p\n", This, This->travellog_cursor);
 257
 258     if(!This->travellog_cursor)
 259         return NULL;
 260
 261     next = LIST_ENTRY(list_next(&This->travellog, &This->travellog_cursor->entry),
 262                       travellog_entry, entry);
 263     if(!next)
 264         return NULL;
 265
 266     This->travellog_cursor = next;
 267     return next->pidl;
 268 }
 269
 270 /**************************************************************************
 271  * Helper functions
 272  */
 273 static void update_layout(ExplorerBrowserImpl *This)
 274 {
 275     RECT rc;
 276     INT navpane_width_actual;
 277     INT shellview_width_actual;
 278     TRACE("%p (navpane: %d, EBO_SHOWFRAMES: %d)\n",
 279           This, This->navpane.show, This->eb_options & EBO_SHOWFRAMES);
 280
 281     GetClientRect(This->hwnd_main, &rc);
 282
 283     if((This->eb_options & EBO_SHOWFRAMES) && This->navpane.show)
 284         navpane_width_actual = This->navpane.width;
 285     else
 286         navpane_width_actual = 0;
 287
 288     shellview_width_actual = rc.right - navpane_width_actual;
 289     if(shellview_width_actual < SV_MIN_WIDTH && navpane_width_actual)
 290     {
 291         INT missing_width = SV_MIN_WIDTH - shellview_width_actual;
 292         if(missing_width < (navpane_width_actual - NP_MIN_WIDTH))
 293         {
 294             /* Shrink the navpane */
 295             navpane_width_actual -= missing_width;
 296             shellview_width_actual += missing_width;
 297         }
 298         else
 299         {
 300             /* Hide the navpane */
 301             shellview_width_actual += navpane_width_actual;
 302             navpane_width_actual = 0;
 303         }
 304     }
 305
 306     /**************************************************************
 307      *  Calculate rectangles for the panes. All rectangles contain
 308      *  the position of the panes relative to hwnd_main.
 309      */
 310
 311     if(navpane_width_actual)
 312     {
 313         This->navpane.rc.left = This->navpane.rc.top = 0;
 314         This->navpane.rc.right = navpane_width_actual;
 315         This->navpane.rc.bottom = rc.bottom;
 316
 317         if(!This->navpane.hwnd_splitter)
 318             initialize_navpane(This, This->hwnd_main, &This->navpane.rc);
 319     }
 320     else
 321         ZeroMemory(&This->navpane.rc, sizeof(RECT));
 322
 323     This->sv_rc.left   = navpane_width_actual;
 324     This->sv_rc.top    = 0;
 325     This->sv_rc.right  = This->sv_rc.left + shellview_width_actual;
 326     This->sv_rc.bottom = rc.bottom;
 327 }
 328
 329 static void size_panes(ExplorerBrowserImpl *This)
 330 {
 331     MoveWindow(This->navpane.hwnd_splitter,
 332                This->navpane.rc.right - SPLITTER_WIDTH, This->navpane.rc.top,
 333                SPLITTER_WIDTH, This->navpane.rc.bottom - This->navpane.rc.top,
 334                TRUE);
 335
 336     MoveWindow(This->hwnd_sv,
 337                This->sv_rc.left, This->sv_rc.top,
 338                This->sv_rc.right - This->sv_rc.left, This->sv_rc.bottom - This->sv_rc.top,
 339                TRUE);
 340 }
 341
 342 static HRESULT change_viewmode(ExplorerBrowserImpl *This, UINT viewmode)
 343 {
 344     IFolderView *pfv;
 345     HRESULT hr;
 346
 347     if(!This->psv)
 348         return E_FAIL;
 349
 350     hr = IShellView_QueryInterface(This->psv, &IID_IFolderView, (void*)&pfv);
 351     if(SUCCEEDED(hr))
 352     {
 353         hr = IFolderView_SetCurrentViewMode(pfv, This->fs.ViewMode);
 354         IFolderView_Release(pfv);
 355     }
 356
 357     return hr;
 358 }
 359
 360 static HRESULT create_new_shellview(ExplorerBrowserImpl *This, IShellItem *psi)
 361 {
 362     IShellBrowser *psb = &This->IShellBrowser_iface;
 363     IShellFolder *psf;
 364     IShellView *psv;
 365     HWND hwnd_new;
 366     HRESULT hr;
 367
 368     TRACE("%p, %p\n", This, psi);
 369
 370     hr = IShellItem_BindToHandler(psi, NULL, &BHID_SFObject, &IID_IShellFolder, (void**)&psf);
 371     if(SUCCEEDED(hr))
 372     {
 373         hr = IShellFolder_CreateViewObject(psf, This->hwnd_main, &IID_IShellView, (void**)&psv);
 374         if(SUCCEEDED(hr))
 375         {
 376             if(This->hwnd_sv)
 377             {
 378                 IShellView_DestroyViewWindow(This->psv);
 379                 This->hwnd_sv = NULL;
 380             }
 381
 382             hr = IShellView_CreateViewWindow(psv, This->psv, &This->fs, psb, &This->sv_rc, &hwnd_new);
 383             if(SUCCEEDED(hr))
 384             {
 385                 /* Replace the old shellview */
 386                 if(This->psv) IShellView_Release(This->psv);
 387
 388                 This->psv = psv;
 389                 This->hwnd_sv = hwnd_new;
 390                 events_ViewCreated(This, psv);
 391             }
 392             else
 393             {
 394                 ERR("CreateViewWindow failed (0x%x)\n", hr);
 395                 IShellView_Release(psv);
 396             }
 397         }
 398         else
 399             ERR("CreateViewObject failed (0x%x)\n", hr);
 400
 401         IShellFolder_Release(psf);
 402     }
 403     else
 404         ERR("SI::BindToHandler failed (0x%x)\n", hr);
 405
 406     return hr;
 407 }
 408
 409 static void get_interfaces_from_site(ExplorerBrowserImpl *This)
 410 {
 411     IServiceProvider *psp;
 412     HRESULT hr;
 413
 414     /* Calling this with This->punk_site set to NULL should properly
 415      * release any previously fetched interfaces.
 416      */
 417
 418     if(This->pcdb_site)
 419     {
 420         ICommDlgBrowser_Release(This->pcdb_site);
 421         if(This->pcdb2_site) ICommDlgBrowser2_Release(This->pcdb2_site);
 422         if(This->pcdb3_site) ICommDlgBrowser3_Release(This->pcdb3_site);
 423
 424         This->pcdb_site = NULL;
 425         This->pcdb2_site = NULL;
 426         This->pcdb3_site = NULL;
 427     }
 428
 429     if(This->pepv_site)
 430     {
 431         IExplorerPaneVisibility_Release(This->pepv_site);
 432         This->pepv_site = NULL;
 433     }
 434
 435     if(!This->punk_site)
 436         return;
 437
 438     hr = IUnknown_QueryInterface(This->punk_site, &IID_IServiceProvider, (void**)&psp);
 439     if(FAILED(hr))
 440     {
 441         ERR("Failed to get IServiceProvider from site.\n");
 442         return;
 443     }
 444
 445     /* ICommDlgBrowser */
 446     IServiceProvider_QueryService(psp, &SID_SExplorerBrowserFrame, &IID_ICommDlgBrowser,
 447                                   (void**)&This->pcdb_site);
 448     IServiceProvider_QueryService(psp, &SID_SExplorerBrowserFrame, &IID_ICommDlgBrowser2,
 449                                   (void**)&This->pcdb2_site);
 450     IServiceProvider_QueryService(psp, &SID_SExplorerBrowserFrame, &IID_ICommDlgBrowser3,
 451                                   (void**)&This->pcdb3_site);
 452
 453     /* IExplorerPaneVisibility */
 454     IServiceProvider_QueryService(psp, &SID_ExplorerPaneVisibility, &IID_IExplorerPaneVisibility,
 455                                   (void**)&This->pepv_site);
 456
 457     IServiceProvider_Release(psp);
 458 }
 459
 460 /**************************************************************************
 461  * General pane functionality.
 462  */
 463 static void update_panestate(ExplorerBrowserImpl *This)
 464 {
 465     EXPLORERPANESTATE eps = EPS_DONTCARE;
 466     BOOL show_navpane;
 467     TRACE("%p\n", This);
 468
 469     if(!This->pepv_site) return;
 470
 471     IExplorerPaneVisibility_GetPaneState(This->pepv_site, (REFEXPLORERPANE) &EP_NavPane, &eps);
 472     if( !(eps & EPS_DEFAULT_OFF) )
 473         show_navpane = TRUE;
 474     else
 475         show_navpane = FALSE;
 476
 477     if(This->navpane.show != show_navpane)
 478     {
 479         update_layout(This);
 480         size_panes(This);
 481     }
 482
 483     This->navpane.show = show_navpane;
 484 }
 485
 486 static void splitter_draw(HWND hwnd, RECT *rc)
 487 {
 488     HDC hdc = GetDC(hwnd);
 489     InvertRect(hdc, rc);
 490     ReleaseDC(hwnd, hdc);
 491 }
 492
 493 /**************************************************************************
 494  * The Navigation Pane.
 495  */
 496 static LRESULT navpane_splitter_beginresize(ExplorerBrowserImpl *This, HWND hwnd, LPARAM lParam)
 497 {
 498     TRACE("\n");
 499
 500     SetCapture(hwnd);
 501
 502     CopyRect(&This->splitter_rc, &This->navpane.rc);
 503     This->splitter_rc.left = This->splitter_rc.right - SPLITTER_WIDTH;
 504
 505     splitter_draw(GetParent(hwnd), &This->splitter_rc);
 506
 507     return TRUE;
 508 }
 509
 510 static LRESULT navpane_splitter_resizing(ExplorerBrowserImpl *This, HWND hwnd, LPARAM lParam)
 511 {
 512     int new_width, dx;
 513     RECT rc;
 514
 515     if(GetCapture() != hwnd) return FALSE;
 516
 517     dx = (SHORT)LOWORD(lParam);
 518     TRACE("%d.\n", dx);
 519
 520     CopyRect(&rc, &This->navpane.rc);
 521
 522     new_width = This->navpane.width + dx;
 523     if(new_width > NP_MIN_WIDTH && This->sv_rc.right - new_width > SV_MIN_WIDTH)
 524     {
 525         rc.right = new_width;
 526         rc.left = rc.right - SPLITTER_WIDTH;
 527         splitter_draw(GetParent(hwnd), &This->splitter_rc);
 528         splitter_draw(GetParent(hwnd), &rc);
 529         CopyRect(&This->splitter_rc, &rc);
 530     }
 531
 532     return TRUE;
 533 }
 534
 535 static LRESULT navpane_splitter_endresize(ExplorerBrowserImpl *This, HWND hwnd, LPARAM lParam)
 536 {
 537     int new_width, dx;
 538
 539     if(GetCapture() != hwnd) return FALSE;
 540
 541     dx = (SHORT)LOWORD(lParam);
 542     TRACE("%d.\n", dx);
 543
 544     splitter_draw(GetParent(hwnd), &This->splitter_rc);
 545
 546     new_width = This->navpane.width + dx;
 547     if(new_width < NP_MIN_WIDTH)
 548         new_width = NP_MIN_WIDTH;
 549     else if(This->sv_rc.right - new_width < SV_MIN_WIDTH)
 550         new_width = This->sv_rc.right - SV_MIN_WIDTH;
 551
 552     This->navpane.width = new_width;
 553
 554     update_layout(This);
 555     size_panes(This);
 556
 557     ReleaseCapture();
 558
 559     return TRUE;
 560 }
 561
 562 static LRESULT navpane_on_wm_create(HWND hwnd, CREATESTRUCTW *crs)
 563 {
 564     ExplorerBrowserImpl *This = crs->lpCreateParams;
 565     INameSpaceTreeControl2 *pnstc2;
 566     DWORD style;
 567     HRESULT hr;
 568
 569     TRACE("%p\n", This);
 570     SetWindowLongPtrW(hwnd, GWLP_USERDATA, (LPARAM)This);
 571     This->navpane.hwnd_splitter = hwnd;
 572
 573     hr = CoCreateInstance(&CLSID_NamespaceTreeControl, NULL, CLSCTX_INPROC_SERVER,
 574                           &IID_INameSpaceTreeControl2, (void**)&pnstc2);
 575
 576     if(SUCCEEDED(hr))
 577     {
 578         style = NSTCS_HASEXPANDOS | NSTCS_ROOTHASEXPANDO | NSTCS_SHOWSELECTIONALWAYS;
 579         hr = INameSpaceTreeControl2_Initialize(pnstc2, GetParent(hwnd), NULL, style);
 580         if(SUCCEEDED(hr))
 581         {
 582             INameSpaceTreeControlEvents *pnstce;
 583             IShellFolder *psfdesktop;
 584             IShellItem *psi;
 585             IOleWindow *pow;
 586             LPITEMIDLIST pidl;
 587             DWORD cookie, style2 = NSTCS2_DISPLAYPADDING;
 588
 589             hr = INameSpaceTreeControl2_SetControlStyle2(pnstc2, 0xFF, style2);
 590             if(FAILED(hr))
 591                 ERR("SetControlStyle2 failed (0x%08x)\n", hr);
 592
 593             hr = INameSpaceTreeControl2_QueryInterface(pnstc2, &IID_IOleWindow, (void**)&pow);
 594             if(SUCCEEDED(hr))
 595             {
 596                 IOleWindow_GetWindow(pow, &This->navpane.hwnd_nstc);
 597                 IOleWindow_Release(pow);
 598             }
 599             else
 600                 ERR("QueryInterface(IOleWindow) failed (0x%08x)\n", hr);
 601
 602             pnstce = &This->INameSpaceTreeControlEvents_iface;
 603             hr = INameSpaceTreeControl2_TreeAdvise(pnstc2, (IUnknown*)pnstce, &cookie);
 604             if(FAILED(hr))
 605                 ERR("TreeAdvise failed. (0x%08x).\n", hr);
 606
 607             /*
 608              * Add the default roots
 609              */
 610
 611             /* TODO: This should be FOLDERID_Links */
 612             hr = SHGetSpecialFolderLocation(NULL, CSIDL_FAVORITES, &pidl);
 613             if(SUCCEEDED(hr))
 614             {
 615                 hr = SHCreateShellItem(NULL, NULL, pidl, &psi);
 616                 if(SUCCEEDED(hr))
 617                 {
 618                     hr = INameSpaceTreeControl2_AppendRoot(pnstc2, psi, SHCONTF_NONFOLDERS, NSTCRS_VISIBLE, NULL);
 619                     IShellItem_Release(psi);
 620                 }
 621                 ILFree(pidl);
 622             }
 623
 624             SHGetDesktopFolder(&psfdesktop);
 625             hr = SHGetItemFromObject((IUnknown*)psfdesktop, &IID_IShellItem, (void**)&psi);
 626             IShellFolder_Release(psfdesktop);
 627             if(SUCCEEDED(hr))
 628             {
 629                 hr = INameSpaceTreeControl2_AppendRoot(pnstc2, psi, SHCONTF_FOLDERS, NSTCRS_EXPANDED, NULL);
 630                 IShellItem_Release(psi);
 631             }
 632
 633             /* TODO:
 634              * We should advertise IID_INameSpaceTreeControl to the site of the
 635              * host through its IProfferService interface, if any.
 636              */
 637
 638             This->navpane.pnstc2 = pnstc2;
 639             This->navpane.nstc_cookie = cookie;
 640
 641             return TRUE;
 642         }
 643     }
 644
 645     This->navpane.pnstc2 = NULL;
 646     ERR("Failed (0x%08x)\n", hr);
 647
 648     return FALSE;
 649 }
 650
 651 static LRESULT navpane_on_wm_size_move(ExplorerBrowserImpl *This)
 652 {
 653     UINT height, width;
 654     TRACE("%p\n", This);
 655
 656     width = This->navpane.rc.right - This->navpane.rc.left - SPLITTER_WIDTH;
 657     height = This->navpane.rc.bottom - This->navpane.rc.top;
 658
 659     MoveWindow(This->navpane.hwnd_nstc,
 660                This->navpane.rc.left, This->navpane.rc.top,
 661                width, height,
 662                TRUE);
 663
 664     return FALSE;
 665 }
 666
 667 static LRESULT navpane_on_wm_destroy(ExplorerBrowserImpl *This)
 668 {
 669     INameSpaceTreeControl2_TreeUnadvise(This->navpane.pnstc2, This->navpane.nstc_cookie);
 670     INameSpaceTreeControl2_Release(This->navpane.pnstc2);
 671     This->navpane.pnstc2 = NULL;
 672     return TRUE;
 673 }
 674
 675 static LRESULT CALLBACK navpane_wndproc(HWND hWnd, UINT uMessage, WPARAM wParam, LPARAM lParam)
 676 {
 677     ExplorerBrowserImpl *This = (ExplorerBrowserImpl*)GetWindowLongPtrW(hWnd, GWLP_USERDATA);
 678
 679     switch(uMessage) {
 680     case WM_CREATE:           return navpane_on_wm_create(hWnd, (CREATESTRUCTW*)lParam);
 681     case WM_MOVE:             /* Fall through */
 682     case WM_SIZE:             return navpane_on_wm_size_move(This);
 683     case WM_DESTROY:          return navpane_on_wm_destroy(This);
 684     case WM_LBUTTONDOWN:      return navpane_splitter_beginresize(This, hWnd, lParam);
 685     case WM_MOUSEMOVE:        return navpane_splitter_resizing(This, hWnd, lParam);
 686     case WM_LBUTTONUP:        return navpane_splitter_endresize(This, hWnd, lParam);
 687     default:
 688         return DefWindowProcW(hWnd, uMessage, wParam, lParam);
 689     }
 690     return 0;
 691 }
 692
 693 static void initialize_navpane(ExplorerBrowserImpl *This, HWND hwnd_parent, RECT *rc)
 694 {
 695     WNDCLASSW wc;
 696     HWND splitter;
 697     static const WCHAR navpane_classname[] = {'e','b','_','n','a','v','p','a','n','e',0};
 698
 699     if( !GetClassInfoW(shell32_hInstance, navpane_classname, &wc) )
 700     {
 701         wc.style            = CS_HREDRAW | CS_VREDRAW;
 702         wc.lpfnWndProc      = navpane_wndproc;
 703         wc.cbClsExtra       = 0;
 704         wc.cbWndExtra       = 0;
 705         wc.hInstance        = shell32_hInstance;
 706         wc.hIcon            = 0;
 707         wc.hCursor          = LoadCursorW(0, (LPWSTR)IDC_SIZEWE);
 708         wc.hbrBackground    = (HBRUSH)(COLOR_HIGHLIGHT + 1);
 709         wc.lpszMenuName     = NULL;
 710         wc.lpszClassName    = navpane_classname;
 711
 712         if (!RegisterClassW(&wc)) return;
 713     }
 714
 715     splitter = CreateWindowExW(0, navpane_classname, NULL,
 716                                WS_CHILD | WS_TABSTOP | WS_VISIBLE,
 717                                rc->right - SPLITTER_WIDTH, rc->top,
 718                                SPLITTER_WIDTH, rc->bottom - rc->top,
 719                                hwnd_parent, 0, shell32_hInstance, This);
 720     if(!splitter)
 721         ERR("Failed to create navpane : %d.\n", GetLastError());
 722 }
 723
 724 /**************************************************************************
 725  * Main window related functions.
 726  */
 727 static LRESULT main_on_wm_create(HWND hWnd, CREATESTRUCTW *crs)
 728 {
 729     ExplorerBrowserImpl *This = crs->lpCreateParams;
 730     TRACE("%p\n", This);
 731
 732     SetWindowLongPtrW(hWnd, GWLP_USERDATA, (LPARAM)This);
 733     This->hwnd_main = hWnd;
 734
 735     return TRUE;
 736 }
 737
 738 static LRESULT main_on_wm_size(ExplorerBrowserImpl *This)
 739 {
 740     update_layout(This);
 741     size_panes(This);
 742
 743     return TRUE;
 744 }
 745
 746 static LRESULT main_on_cwm_getishellbrowser(ExplorerBrowserImpl *This)
 747 {
 748     return (LRESULT)&This->IShellBrowser_iface;
 749 }
 750
 751 static LRESULT CALLBACK main_wndproc(HWND hWnd, UINT uMessage, WPARAM wParam, LPARAM lParam)
 752 {
 753     ExplorerBrowserImpl *This = (ExplorerBrowserImpl*)GetWindowLongPtrW(hWnd, GWLP_USERDATA);
 754
 755     switch(uMessage)
 756     {
 757     case WM_CREATE:           return main_on_wm_create(hWnd, (CREATESTRUCTW*)lParam);
 758     case WM_SIZE:             return main_on_wm_size(This);
 759     case CWM_GETISHELLBROWSER: return main_on_cwm_getishellbrowser(This);
 760     default:                  return DefWindowProcW(hWnd, uMessage, wParam, lParam);
 761     }
 762
 763     return 0;
 764 }
 765
 766 /**************************************************************************
 767  * IExplorerBrowser Implementation
 768  */
 769
 770 static inline ExplorerBrowserImpl *impl_from_IExplorerBrowser(IExplorerBrowser *iface)
 771 {
 772     return CONTAINING_RECORD(iface, ExplorerBrowserImpl, IExplorerBrowser_iface);
 773 }
 774
 775 static HRESULT WINAPI IExplorerBrowser_fnQueryInterface(IExplorerBrowser *iface,
 776                                                         REFIID riid, void **ppvObject)
 777 {
 778     ExplorerBrowserImpl *This = impl_from_IExplorerBrowser(iface);
 779     TRACE("%p (%s, %p)\n", This, shdebugstr_guid(riid), ppvObject);
 780
 781     *ppvObject = NULL;
 782     if(IsEqualIID(riid, &IID_IExplorerBrowser) ||
 783        IsEqualIID(riid, &IID_IUnknown))
 784     {
 785         *ppvObject = This;
 786     }
 787     else if(IsEqualIID(riid, &IID_IShellBrowser))
 788     {
 789         *ppvObject = &This->IShellBrowser_iface;
 790     }
 791     else if(IsEqualIID(riid, &IID_ICommDlgBrowser) ||
 792             IsEqualIID(riid, &IID_ICommDlgBrowser2) ||
 793             IsEqualIID(riid, &IID_ICommDlgBrowser3))
 794     {
 795         *ppvObject = &This->ICommDlgBrowser3_iface;
 796     }
 797     else if(IsEqualIID(riid, &IID_IObjectWithSite))
 798     {
 799         *ppvObject = &This->IObjectWithSite_iface;
 800     }
 801     else if(IsEqualIID(riid, &IID_IInputObject))
 802     {
 803         *ppvObject = &This->IInputObject_iface;
 804     }
 805
 806     if(*ppvObject)
 807     {
 808         IUnknown_AddRef((IUnknown*)*ppvObject);
 809         return S_OK;
 810     }
 811
 812     return E_NOINTERFACE;
 813 }
 814
 815 static ULONG WINAPI IExplorerBrowser_fnAddRef(IExplorerBrowser *iface)
 816 {
 817     ExplorerBrowserImpl *This = impl_from_IExplorerBrowser(iface);
 818     LONG ref = InterlockedIncrement(&This->ref);
 819     TRACE("%p - ref %d\n", This, ref);
 820
 821     return ref;
 822 }
 823
 824 static ULONG WINAPI IExplorerBrowser_fnRelease(IExplorerBrowser *iface)
 825 {
 826     ExplorerBrowserImpl *This = impl_from_IExplorerBrowser(iface);
 827     LONG ref = InterlockedDecrement(&This->ref);
 828     TRACE("%p - ref %d\n", This, ref);
 829
 830     if(!ref)
 831     {
 832         TRACE("Freeing.\n");
 833
 834         if(!This->destroyed)
 835             IExplorerBrowser_Destroy(iface);
 836
 837         IObjectWithSite_SetSite(&This->IObjectWithSite_iface, NULL);
 838
 839         HeapFree(GetProcessHeap(), 0, This);
 840         return 0;
 841     }
 842
 843     return ref;
 844 }
 845
 846 static HRESULT WINAPI IExplorerBrowser_fnInitialize(IExplorerBrowser *iface,
 847                                                     HWND hwndParent, const RECT *prc,
 848                                                     const FOLDERSETTINGS *pfs)
 849 {
 850     ExplorerBrowserImpl *This = impl_from_IExplorerBrowser(iface);
 851     WNDCLASSW wc;
 852     LONG style;
 853     static const WCHAR EB_CLASS_NAME[] =
 854         {'E','x','p','l','o','r','e','r','B','r','o','w','s','e','r','C','o','n','t','r','o','l',0};
 855
 856     TRACE("%p (%p, %p, %p)\n", This, hwndParent, prc, pfs);
 857
 858     if(This->hwnd_main)
 859         return E_UNEXPECTED;
 860
 861     if(!hwndParent)
 862         return E_INVALIDARG;
 863
 864     if( !GetClassInfoW(shell32_hInstance, EB_CLASS_NAME, &wc) )
 865     {
 866         wc.style            = CS_HREDRAW | CS_VREDRAW;
 867         wc.lpfnWndProc      = main_wndproc;
 868         wc.cbClsExtra       = 0;
 869         wc.cbWndExtra       = 0;
 870         wc.hInstance        = shell32_hInstance;
 871         wc.hIcon            = 0;
 872         wc.hCursor          = LoadCursorW(0, (LPWSTR)IDC_ARROW);
 873         wc.hbrBackground    = (HBRUSH)(COLOR_WINDOW + 1);
 874         wc.lpszMenuName     = NULL;
 875         wc.lpszClassName    = EB_CLASS_NAME;
 876
 877         if (!RegisterClassW(&wc)) return E_FAIL;
 878     }
 879
 880     style = WS_CHILD | WS_VISIBLE | WS_CLIPSIBLINGS | WS_BORDER;
 881     This->hwnd_main = CreateWindowExW(WS_EX_CONTROLPARENT, EB_CLASS_NAME, NULL, style,
 882                                       prc->left, prc->top,
 883                                       prc->right - prc->left, prc->bottom - prc->top,
 884                                       hwndParent, 0, shell32_hInstance, This);
 885
 886     if(!This->hwnd_main)
 887     {
 888         ERR("Failed to create the window.\n");
 889         return E_FAIL;
 890     }
 891
 892     This->fs.ViewMode = pfs ? pfs->ViewMode : FVM_DETAILS;
 893     This->fs.fFlags = pfs ? (pfs->fFlags | FWF_NOCLIENTEDGE) : FWF_NOCLIENTEDGE;
 894
 895     return S_OK;
 896 }
 897
 898 static HRESULT WINAPI IExplorerBrowser_fnDestroy(IExplorerBrowser *iface)
 899 {
 900     ExplorerBrowserImpl *This = impl_from_IExplorerBrowser(iface);
 901     TRACE("%p\n", This);
 902
 903     if(This->psv)
 904     {
 905         IShellView_DestroyViewWindow(This->psv);
 906         IShellView_Release(This->psv);
 907         This->psv = NULL;
 908         This->hwnd_sv = NULL;
 909     }
 910
 911     events_unadvise_all(This);
 912     travellog_remove_all_entries(This);
 913
 914     ILFree(This->current_pidl);
 915     This->current_pidl = NULL;
 916
 917     DestroyWindow(This->hwnd_main);
 918     This->destroyed = TRUE;
 919
 920     return S_OK;
 921 }
 922
 923 static HRESULT WINAPI IExplorerBrowser_fnSetRect(IExplorerBrowser *iface,
 924                                                  HDWP *phdwp, RECT rcBrowser)
 925 {
 926     ExplorerBrowserImpl *This = impl_from_IExplorerBrowser(iface);
 927     TRACE("%p (%p, %s)\n", This, phdwp, wine_dbgstr_rect(&rcBrowser));
 928
 929     if(phdwp && *phdwp)
 930     {
 931         *phdwp = DeferWindowPos(*phdwp, This->hwnd_main, NULL, rcBrowser.left, rcBrowser.top,
 932                                 rcBrowser.right - rcBrowser.left, rcBrowser.bottom - rcBrowser.top,
 933                                 SWP_NOZORDER | SWP_NOACTIVATE);
 934         if(!*phdwp)
 935             return E_FAIL;
 936     }
 937     else
 938     {
 939         MoveWindow(This->hwnd_main, rcBrowser.left, rcBrowser.top,
 940                    rcBrowser.right - rcBrowser.left, rcBrowser.bottom - rcBrowser.top, TRUE);
 941     }
 942
 943     return S_OK;
 944 }
 945
 946 static HRESULT WINAPI IExplorerBrowser_fnSetPropertyBag(IExplorerBrowser *iface,
 947                                                         LPCWSTR pszPropertyBag)
 948 {
 949     ExplorerBrowserImpl *This = impl_from_IExplorerBrowser(iface);
 950     FIXME("stub, %p (%s)\n", This, debugstr_w(pszPropertyBag));
 951
 952     if(!pszPropertyBag)
 953         return E_INVALIDARG;
 954
 955     /* FIXME: This method is currently useless as we don't save any
 956      * settings anywhere, but at least one application breaks if we
 957      * return E_NOTIMPL.
 958      */
 959
 960     return S_OK;
 961 }
 962
 963 static HRESULT WINAPI IExplorerBrowser_fnSetEmptyText(IExplorerBrowser *iface,
 964                                                       LPCWSTR pszEmptyText)
 965 {
 966     ExplorerBrowserImpl *This = impl_from_IExplorerBrowser(iface);
 967     FIXME("stub, %p (%s)\n", This, debugstr_w(pszEmptyText));
 968
 969     return E_NOTIMPL;
 970 }
 971
 972 static HRESULT WINAPI IExplorerBrowser_fnSetFolderSettings(IExplorerBrowser *iface,
 973                                                            const FOLDERSETTINGS *pfs)
 974 {
 975     ExplorerBrowserImpl *This = impl_from_IExplorerBrowser(iface);
 976     TRACE("%p (%p)\n", This, pfs);
 977
 978     if(!pfs)
 979         return E_INVALIDARG;
 980
 981     This->fs.ViewMode = pfs->ViewMode;
 982     This->fs.fFlags = pfs->fFlags | FWF_NOCLIENTEDGE;
 983
 984     /* Change the settings of the current view, if any. */
 985     return change_viewmode(This, This->fs.ViewMode);
 986 }
 987
 988 static HRESULT WINAPI IExplorerBrowser_fnAdvise(IExplorerBrowser *iface,
 989                                                 IExplorerBrowserEvents *psbe,
 990                                                 DWORD *pdwCookie)
 991 {
 992     ExplorerBrowserImpl *This = impl_from_IExplorerBrowser(iface);
 993     event_client *client;
 994     TRACE("%p (%p, %p)\n", This, psbe, pdwCookie);
 995
 996     client = HeapAlloc(GetProcessHeap(), 0, sizeof(event_client));
 997     client->pebe = psbe;
 998     client->cookie = ++This->events_next_cookie;
 999
1000     IExplorerBrowserEvents_AddRef(psbe);
1001     *pdwCookie = client->cookie;
1002
1003     list_add_tail(&This->event_clients, &client->entry);
1004
1005     return S_OK;
1006 }
1007
1008 static HRESULT WINAPI IExplorerBrowser_fnUnadvise(IExplorerBrowser *iface,
1009                                                   DWORD dwCookie)
1010 {
1011     ExplorerBrowserImpl *This = impl_from_IExplorerBrowser(iface);
1012     event_client *client;
1013     TRACE("%p (0x%x)\n", This, dwCookie);
1014
1015     LIST_FOR_EACH_ENTRY(client, &This->event_clients, event_client, entry)
1016     {
1017         if(client->cookie == dwCookie)
1018         {
1019             list_remove(&client->entry);
1020             IExplorerBrowserEvents_Release(client->pebe);
1021             HeapFree(GetProcessHeap(), 0, client);
1022             return S_OK;
1023         }
1024     }
1025
1026     return E_INVALIDARG;
1027 }
1028
1029 static HRESULT WINAPI IExplorerBrowser_fnSetOptions(IExplorerBrowser *iface,
1030                                                     EXPLORER_BROWSER_OPTIONS dwFlag)
1031 {
1032     ExplorerBrowserImpl *This = impl_from_IExplorerBrowser(iface);
1033     static const EXPLORER_BROWSER_OPTIONS unsupported_options =
1034         EBO_ALWAYSNAVIGATE | EBO_NOWRAPPERWINDOW | EBO_HTMLSHAREPOINTVIEW;
1035
1036     TRACE("%p (0x%x)\n", This, dwFlag);
1037
1038     if(dwFlag & unsupported_options)
1039         FIXME("Flags 0x%08x contains unsupported options.\n", dwFlag);
1040
1041     This->eb_options = dwFlag;
1042
1043     return S_OK;
1044 }
1045
1046 static HRESULT WINAPI IExplorerBrowser_fnGetOptions(IExplorerBrowser *iface,
1047                                                     EXPLORER_BROWSER_OPTIONS *pdwFlag)
1048 {
1049     ExplorerBrowserImpl *This = impl_from_IExplorerBrowser(iface);
1050     TRACE("%p (%p)\n", This, pdwFlag);
1051
1052     *pdwFlag = This->eb_options;
1053
1054     return S_OK;
1055 }
1056
1057 static HRESULT WINAPI IExplorerBrowser_fnBrowseToIDList(IExplorerBrowser *iface,
1058                                                         PCUIDLIST_RELATIVE pidl,
1059                                                         UINT uFlags)
1060 {
1061     ExplorerBrowserImpl *This = impl_from_IExplorerBrowser(iface);
1062     LPITEMIDLIST absolute_pidl = NULL;
1063     HRESULT hr;
1064     static const UINT unsupported_browse_flags =
1065         SBSP_NEWBROWSER | EBF_SELECTFROMDATAOBJECT | EBF_NODROPTARGET;
1066     TRACE("%p (%p, 0x%x)\n", This, pidl, uFlags);
1067
1068     if(!This->hwnd_main)
1069         return E_FAIL;
1070
1071     if(This->destroyed)
1072         return HRESULT_FROM_WIN32(ERROR_BUSY);
1073
1074     if(This->current_pidl && (This->eb_options & EBO_NAVIGATEONCE))
1075         return E_FAIL;
1076
1077     if(uFlags & SBSP_EXPLOREMODE)
1078         return E_INVALIDARG;
1079
1080     if(uFlags & unsupported_browse_flags)
1081         FIXME("Argument 0x%x contains unsupported flags.\n", uFlags);
1082
1083     if(uFlags & SBSP_NAVIGATEBACK)
1084     {
1085         TRACE("SBSP_NAVIGATEBACK\n");
1086         absolute_pidl = ILClone(travellog_go_back(This));
1087         if(!absolute_pidl && !This->current_pidl)
1088             return E_FAIL;
1089         else if(!absolute_pidl)
1090             return S_OK;
1091
1092     }
1093     else if(uFlags & SBSP_NAVIGATEFORWARD)
1094     {
1095         TRACE("SBSP_NAVIGATEFORWARD\n");
1096         absolute_pidl = ILClone(travellog_go_forward(This));
1097         if(!absolute_pidl && !This->current_pidl)
1098             return E_FAIL;
1099         else if(!absolute_pidl)
1100             return S_OK;
1101
1102     }
1103     else if(uFlags & SBSP_PARENT)
1104     {
1105         if(This->current_pidl)
1106         {
1107             if(_ILIsPidlSimple(This->current_pidl))
1108             {
1109                 absolute_pidl = _ILCreateDesktop();
1110             }
1111             else
1112             {
1113                 absolute_pidl = ILClone(This->current_pidl);
1114                 ILRemoveLastID(absolute_pidl);
1115             }
1116         }
1117         if(!absolute_pidl)
1118         {
1119             ERR("Failed to get parent pidl.\n");
1120             return E_FAIL;
1121         }
1122
1123     }
1124     else if(uFlags & SBSP_RELATIVE)
1125     {
1126         /* SBSP_RELATIVE has precedence over SBSP_ABSOLUTE */
1127         TRACE("SBSP_RELATIVE\n");
1128         if(This->current_pidl)
1129         {
1130             absolute_pidl = ILCombine(This->current_pidl, pidl);
1131         }
1132         if(!absolute_pidl)
1133         {
1134             ERR("Failed to get absolute pidl.\n");
1135             return E_FAIL;
1136         }
1137     }
1138     else
1139     {
1140         TRACE("SBSP_ABSOLUTE\n");
1141         absolute_pidl = ILClone(pidl);
1142         if(!absolute_pidl && !This->current_pidl)
1143             return E_INVALIDARG;
1144         else if(!absolute_pidl)
1145             return S_OK;
1146     }
1147
1148     /* TODO: Asynchronous browsing. Return S_OK here and finish in
1149      * another thread. */
1150
1151     hr = events_NavigationPending(This, absolute_pidl);
1152     if(FAILED(hr))
1153     {
1154         TRACE("Browsing aborted.\n");
1155         ILFree(absolute_pidl);
1156         return E_FAIL;
1157     }
1158
1159     get_interfaces_from_site(This);
1160     update_panestate(This);
1161
1162     /* Only browse if the new pidl differs from the old */
1163     if(!ILIsEqual(This->current_pidl, absolute_pidl))
1164     {
1165         IShellItem *psi;
1166         hr = SHCreateItemFromIDList(absolute_pidl, &IID_IShellItem, (void**)&psi);
1167         if(SUCCEEDED(hr))
1168         {
1169             hr = create_new_shellview(This, psi);
1170             if(FAILED(hr))
1171             {
1172                 events_NavigationFailed(This, absolute_pidl);
1173                 ILFree(absolute_pidl);
1174                 IShellItem_Release(psi);
1175                 return E_FAIL;
1176             }
1177
1178             /* Add to travellog */
1179             if( !(This->eb_options & EBO_NOTRAVELLOG) &&
1180                 !(uFlags & (SBSP_NAVIGATEFORWARD|SBSP_NAVIGATEBACK)) )
1181             {
1182                 travellog_add_entry(This, absolute_pidl);
1183             }
1184
1185             IShellItem_Release(psi);
1186         }
1187     }
1188
1189     events_NavigationComplete(This, absolute_pidl);
1190     ILFree(This->current_pidl);
1191     This->current_pidl = absolute_pidl;
1192
1193     /* Expand the NameSpaceTree to the current location. */
1194     if(This->navpane.show && This->navpane.pnstc2)
1195     {
1196         IShellItem *psi;
1197         hr = SHCreateItemFromIDList(This->current_pidl, &IID_IShellItem, (void**)&psi);
1198         if(SUCCEEDED(hr))
1199         {
1200             INameSpaceTreeControl2_EnsureItemVisible(This->navpane.pnstc2, psi);
1201             IShellItem_Release(psi);
1202         }
1203     }
1204
1205     return S_OK;
1206 }
1207
1208 static HRESULT WINAPI IExplorerBrowser_fnBrowseToObject(IExplorerBrowser *iface,
1209                                                         IUnknown *punk, UINT uFlags)
1210 {
1211     ExplorerBrowserImpl *This = impl_from_IExplorerBrowser(iface);
1212     LPITEMIDLIST pidl;
1213     HRESULT hr;
1214     TRACE("%p (%p, 0x%x)\n", This, punk, uFlags);
1215
1216     if(!punk)
1217         return IExplorerBrowser_fnBrowseToIDList(iface, NULL, uFlags);
1218
1219     hr = SHGetIDListFromObject(punk, &pidl);
1220     if(SUCCEEDED(hr))
1221     {
1222         hr = IExplorerBrowser_BrowseToIDList(iface, pidl, uFlags);
1223         ILFree(pidl);
1224     }
1225
1226     return hr;
1227 }
1228
1229 static HRESULT WINAPI IExplorerBrowser_fnFillFromObject(IExplorerBrowser *iface,
1230                                                         IUnknown *punk,
1231                                                         EXPLORER_BROWSER_FILL_FLAGS dwFlags)
1232 {
1233     ExplorerBrowserImpl *This = impl_from_IExplorerBrowser(iface);
1234     FIXME("stub, %p (%p, 0x%x)\n", This, punk, dwFlags);
1235
1236     return E_NOTIMPL;
1237 }
1238
1239 static HRESULT WINAPI IExplorerBrowser_fnRemoveAll(IExplorerBrowser *iface)
1240 {
1241     ExplorerBrowserImpl *This = impl_from_IExplorerBrowser(iface);
1242     FIXME("stub, %p\n", This);
1243
1244     return E_NOTIMPL;
1245 }
1246
1247 static HRESULT WINAPI IExplorerBrowser_fnGetCurrentView(IExplorerBrowser *iface,
1248                                                         REFIID riid, void **ppv)
1249 {
1250     ExplorerBrowserImpl *This = impl_from_IExplorerBrowser(iface);
1251     TRACE("%p (%s, %p)\n", This, shdebugstr_guid(riid), ppv);
1252
1253     if(!This->psv)
1254         return E_FAIL;
1255
1256     return IShellView_QueryInterface(This->psv, riid, ppv);
1257 }
1258
1259 static const IExplorerBrowserVtbl vt_IExplorerBrowser =
1260 {
1261     IExplorerBrowser_fnQueryInterface,
1262     IExplorerBrowser_fnAddRef,
1263     IExplorerBrowser_fnRelease,
1264     IExplorerBrowser_fnInitialize,
1265     IExplorerBrowser_fnDestroy,
1266     IExplorerBrowser_fnSetRect,
1267     IExplorerBrowser_fnSetPropertyBag,
1268     IExplorerBrowser_fnSetEmptyText,
1269     IExplorerBrowser_fnSetFolderSettings,
1270     IExplorerBrowser_fnAdvise,
1271     IExplorerBrowser_fnUnadvise,
1272     IExplorerBrowser_fnSetOptions,
1273     IExplorerBrowser_fnGetOptions,
1274     IExplorerBrowser_fnBrowseToIDList,
1275     IExplorerBrowser_fnBrowseToObject,
1276     IExplorerBrowser_fnFillFromObject,
1277     IExplorerBrowser_fnRemoveAll,
1278     IExplorerBrowser_fnGetCurrentView
1279 };
1280
1281 /**************************************************************************
1282  * IShellBrowser Implementation
1283  */
1284
1285 static inline ExplorerBrowserImpl *impl_from_IShellBrowser(IShellBrowser *iface)
1286 {
1287     return CONTAINING_RECORD(iface, ExplorerBrowserImpl, IShellBrowser_iface);
1288 }
1289
1290 static HRESULT WINAPI IShellBrowser_fnQueryInterface(IShellBrowser *iface,
1291                                                      REFIID riid, void **ppvObject)
1292 {
1293     ExplorerBrowserImpl *This = impl_from_IShellBrowser(iface);
1294     TRACE("%p\n", This);
1295     return IUnknown_QueryInterface((IUnknown*) This, riid, ppvObject);
1296 }
1297
1298 static ULONG WINAPI IShellBrowser_fnAddRef(IShellBrowser *iface)
1299 {
1300     ExplorerBrowserImpl *This = impl_from_IShellBrowser(iface);
1301     TRACE("%p\n", This);
1302     return IUnknown_AddRef((IUnknown*) This);
1303 }
1304
1305 static ULONG WINAPI IShellBrowser_fnRelease(IShellBrowser *iface)
1306 {
1307     ExplorerBrowserImpl *This = impl_from_IShellBrowser(iface);
1308     TRACE("%p\n", This);
1309     return IUnknown_Release((IUnknown*) This);
1310 }
1311
1312 static HRESULT WINAPI IShellBrowser_fnGetWindow(IShellBrowser *iface, HWND *phwnd)
1313 {
1314     ExplorerBrowserImpl *This = impl_from_IShellBrowser(iface);
1315     TRACE("%p (%p)\n", This, phwnd);
1316
1317     if(!This->hwnd_main)
1318         return E_FAIL;
1319
1320     *phwnd = This->hwnd_main;
1321     return S_OK;
1322 }
1323
1324 static HRESULT WINAPI IShellBrowser_fnContextSensitiveHelp(IShellBrowser *iface,
1325                                                            BOOL fEnterMode)
1326 {
1327     ExplorerBrowserImpl *This = impl_from_IShellBrowser(iface);
1328     FIXME("stub, %p (%d)\n", This, fEnterMode);
1329
1330     return E_NOTIMPL;
1331 }
1332
1333 static HRESULT WINAPI IShellBrowser_fnInsertMenusSB(IShellBrowser *iface,
1334                                                     HMENU hmenuShared,
1335                                                     LPOLEMENUGROUPWIDTHS lpMenuWidths)
1336 {
1337     ExplorerBrowserImpl *This = impl_from_IShellBrowser(iface);
1338     TRACE("%p (%p, %p)\n", This, hmenuShared, lpMenuWidths);
1339
1340     /* Not implemented. */
1341     return E_NOTIMPL;
1342 }
1343
1344 static HRESULT WINAPI IShellBrowser_fnSetMenuSB(IShellBrowser *iface,
1345                                                 HMENU hmenuShared,
1346                                                 HOLEMENU holemenuReserved,
1347                                                 HWND hwndActiveObject)
1348 {
1349     ExplorerBrowserImpl *This = impl_from_IShellBrowser(iface);
1350     TRACE("%p (%p, %p, %p)\n", This, hmenuShared, holemenuReserved, hwndActiveObject);
1351
1352     /* Not implemented. */
1353     return E_NOTIMPL;
1354 }
1355
1356 static HRESULT WINAPI IShellBrowser_fnRemoveMenusSB(IShellBrowser *iface,
1357                                                     HMENU hmenuShared)
1358 {
1359     ExplorerBrowserImpl *This = impl_from_IShellBrowser(iface);
1360     TRACE("%p (%p)\n", This, hmenuShared);
1361
1362     /* Not implemented. */
1363     return E_NOTIMPL;
1364 }
1365
1366 static HRESULT WINAPI IShellBrowser_fnSetStatusTextSB(IShellBrowser *iface,
1367                                                       LPCOLESTR pszStatusText)
1368 {
1369     ExplorerBrowserImpl *This = impl_from_IShellBrowser(iface);
1370     FIXME("stub, %p (%s)\n", This, debugstr_w(pszStatusText));
1371
1372     return E_NOTIMPL;
1373 }
1374
1375 static HRESULT WINAPI IShellBrowser_fnEnableModelessSB(IShellBrowser *iface,
1376                                                        BOOL fEnable)
1377 {
1378     ExplorerBrowserImpl *This = impl_from_IShellBrowser(iface);
1379     FIXME("stub, %p (%d)\n", This, fEnable);
1380
1381     return E_NOTIMPL;
1382 }
1383
1384 static HRESULT WINAPI IShellBrowser_fnTranslateAcceleratorSB(IShellBrowser *iface,
1385                                                              MSG *pmsg, WORD wID)
1386 {
1387     ExplorerBrowserImpl *This = impl_from_IShellBrowser(iface);
1388     FIXME("stub, %p (%p, 0x%x)\n", This, pmsg, wID);
1389
1390     return E_NOTIMPL;
1391 }
1392
1393 static HRESULT WINAPI IShellBrowser_fnBrowseObject(IShellBrowser *iface,
1394                                                    LPCITEMIDLIST pidl, UINT wFlags)
1395 {
1396     ExplorerBrowserImpl *This = impl_from_IShellBrowser(iface);
1397     TRACE("%p (%p, %x)\n", This, pidl, wFlags);
1398
1399     return IExplorerBrowser_fnBrowseToIDList((IExplorerBrowser*)This, pidl, wFlags);
1400 }
1401
1402 static HRESULT WINAPI IShellBrowser_fnGetViewStateStream(IShellBrowser *iface,
1403                                                          DWORD grfMode,
1404                                                          IStream **ppStrm)
1405 {
1406     ExplorerBrowserImpl *This = impl_from_IShellBrowser(iface);
1407     FIXME("stub, %p (0x%x, %p)\n", This, grfMode, ppStrm);
1408
1409     *ppStrm = NULL;
1410     return E_FAIL;
1411 }
1412
1413 static HRESULT WINAPI IShellBrowser_fnGetControlWindow(IShellBrowser *iface,
1414                                                        UINT id, HWND *phwnd)
1415 {
1416     ExplorerBrowserImpl *This = impl_from_IShellBrowser(iface);
1417     TRACE("%p (%d, %p)\n", This, id, phwnd);
1418
1419     /* Not implemented. */
1420     return E_NOTIMPL;
1421 }
1422
1423 static HRESULT WINAPI IShellBrowser_fnSendControlMsg(IShellBrowser *iface,
1424                                                      UINT id, UINT uMsg,
1425                                                      WPARAM wParam, LPARAM lParam,
1426                                                      LRESULT *pret)
1427 {
1428     ExplorerBrowserImpl *This = impl_from_IShellBrowser(iface);
1429     FIXME("stub, %p (%d, %d, %lx, %lx, %p)\n", This, id, uMsg, wParam, lParam, pret);
1430
1431     return E_NOTIMPL;
1432 }
1433
1434 static HRESULT WINAPI IShellBrowser_fnQueryActiveShellView(IShellBrowser *iface,
1435                                                            IShellView **ppshv)
1436 {
1437     ExplorerBrowserImpl *This = impl_from_IShellBrowser(iface);
1438     TRACE("%p (%p)\n", This, ppshv);
1439
1440     if(!This->psv)
1441         return E_FAIL;
1442
1443     *ppshv = This->psv;
1444     IShellView_AddRef(This->psv);
1445
1446     return S_OK;
1447 }
1448
1449 static HRESULT WINAPI IShellBrowser_fnOnViewWindowActive(IShellBrowser *iface,
1450                                                          IShellView *pshv)
1451 {
1452     ExplorerBrowserImpl *This = impl_from_IShellBrowser(iface);
1453     FIXME("stub, %p (%p)\n", This, pshv);
1454
1455     return E_NOTIMPL;
1456 }
1457
1458 static HRESULT WINAPI IShellBrowser_fnSetToolbarItems(IShellBrowser *iface,
1459                                                       LPTBBUTTONSB lpButtons,
1460                                                       UINT nButtons, UINT uFlags)
1461 {
1462     ExplorerBrowserImpl *This = impl_from_IShellBrowser(iface);
1463     FIXME("stub, %p (%p, %d, 0x%x)\n", This, lpButtons, nButtons, uFlags);
1464
1465     return E_NOTIMPL;
1466 }
1467
1468 static const IShellBrowserVtbl vt_IShellBrowser = {
1469     IShellBrowser_fnQueryInterface,
1470     IShellBrowser_fnAddRef,
1471     IShellBrowser_fnRelease,
1472     IShellBrowser_fnGetWindow,
1473     IShellBrowser_fnContextSensitiveHelp,
1474     IShellBrowser_fnInsertMenusSB,
1475     IShellBrowser_fnSetMenuSB,
1476     IShellBrowser_fnRemoveMenusSB,
1477     IShellBrowser_fnSetStatusTextSB,
1478     IShellBrowser_fnEnableModelessSB,
1479     IShellBrowser_fnTranslateAcceleratorSB,
1480     IShellBrowser_fnBrowseObject,
1481     IShellBrowser_fnGetViewStateStream,
1482     IShellBrowser_fnGetControlWindow,
1483     IShellBrowser_fnSendControlMsg,
1484     IShellBrowser_fnQueryActiveShellView,
1485     IShellBrowser_fnOnViewWindowActive,
1486     IShellBrowser_fnSetToolbarItems
1487 };
1488
1489 /**************************************************************************
1490  * ICommDlgBrowser3 Implementation
1491  */
1492
1493 static inline ExplorerBrowserImpl *impl_from_ICommDlgBrowser3(ICommDlgBrowser3 *iface)
1494 {
1495     return CONTAINING_RECORD(iface, ExplorerBrowserImpl, ICommDlgBrowser3_iface);
1496 }
1497
1498 static HRESULT WINAPI ICommDlgBrowser3_fnQueryInterface(ICommDlgBrowser3 *iface,
1499                                                         REFIID riid,
1500                                                         void **ppvObject)
1501 {
1502     ExplorerBrowserImpl *This = impl_from_ICommDlgBrowser3(iface);
1503     TRACE("%p\n", This);
1504     return IUnknown_QueryInterface((IUnknown*) This, riid, ppvObject);
1505 }
1506
1507 static ULONG WINAPI ICommDlgBrowser3_fnAddRef(ICommDlgBrowser3 *iface)
1508 {
1509     ExplorerBrowserImpl *This = impl_from_ICommDlgBrowser3(iface);
1510     TRACE("%p\n", This);
1511     return IUnknown_AddRef((IUnknown*) This);
1512 }
1513
1514 static ULONG WINAPI ICommDlgBrowser3_fnRelease(ICommDlgBrowser3 *iface)
1515 {
1516     ExplorerBrowserImpl *This = impl_from_ICommDlgBrowser3(iface);
1517     TRACE("%p\n", This);
1518     return IUnknown_Release((IUnknown*) This);
1519 }
1520
1521 static HRESULT WINAPI ICommDlgBrowser3_fnOnDefaultCommand(ICommDlgBrowser3 *iface,
1522                                                           IShellView *shv)
1523 {
1524     ExplorerBrowserImpl *This = impl_from_ICommDlgBrowser3(iface);
1525     IDataObject *pdo;
1526     HRESULT hr;
1527     HRESULT ret = S_FALSE;
1528
1529     TRACE("%p (%p)\n", This, shv);
1530
1531     hr = IShellView_GetItemObject(shv, SVGIO_SELECTION, &IID_IDataObject, (void**)&pdo);
1532     if(SUCCEEDED(hr))
1533     {
1534         FORMATETC fmt;
1535         STGMEDIUM medium;
1536
1537         fmt.cfFormat = RegisterClipboardFormatW(CFSTR_SHELLIDLISTW);
1538         fmt.ptd = NULL;
1539         fmt.dwAspect = DVASPECT_CONTENT;
1540         fmt.lindex = -1;
1541         fmt.tymed = TYMED_HGLOBAL;
1542
1543         hr = IDataObject_GetData(pdo, &fmt ,&medium);
1544         IDataObject_Release(pdo);
1545         if(SUCCEEDED(hr))
1546         {
1547             LPIDA pida = GlobalLock(medium.u.hGlobal);
1548             LPCITEMIDLIST pidl_child = (LPCITEMIDLIST) ((LPBYTE)pida+pida->aoffset[1]);
1549
1550             /* Handle folders by browsing to them. */
1551             if(_ILIsFolder(pidl_child) || _ILIsDrive(pidl_child) || _ILIsSpecialFolder(pidl_child))
1552             {
1553                 IExplorerBrowser_BrowseToIDList((IExplorerBrowser*)This, pidl_child, SBSP_RELATIVE);
1554                 ret = S_OK;
1555             }
1556             GlobalUnlock(medium.u.hGlobal);
1557             GlobalFree(medium.u.hGlobal);
1558         }
1559         else
1560             ERR("Failed to get data from IDataObject.\n");
1561     } else
1562         ERR("Failed to get IDataObject.\n");
1563
1564     /* If we didn't handle the default command, check if we have a
1565      * client that does */
1566     if(ret == S_FALSE && This->pcdb_site)
1567         return ICommDlgBrowser_OnDefaultCommand(This->pcdb_site, shv);
1568
1569     return ret;
1570 }
1571 static HRESULT WINAPI ICommDlgBrowser3_fnOnStateChange(ICommDlgBrowser3 *iface,
1572                                                        IShellView *shv, ULONG uChange)
1573 {
1574     ExplorerBrowserImpl *This = impl_from_ICommDlgBrowser3(iface);
1575     TRACE("%p (%p, %d)\n", This, shv, uChange);
1576
1577     if(This->pcdb_site)
1578         return ICommDlgBrowser_OnStateChange(This->pcdb_site, shv, uChange);
1579
1580     return E_NOTIMPL;
1581 }
1582 static HRESULT WINAPI ICommDlgBrowser3_fnIncludeObject(ICommDlgBrowser3 *iface,
1583                                                        IShellView *pshv, LPCITEMIDLIST pidl)
1584 {
1585     ExplorerBrowserImpl *This = impl_from_ICommDlgBrowser3(iface);
1586     TRACE("%p (%p, %p)\n", This, pshv, pidl);
1587
1588     if(This->pcdb_site)
1589         return ICommDlgBrowser_IncludeObject(This->pcdb_site, pshv, pidl);
1590
1591     return S_OK;
1592 }
1593
1594 static HRESULT WINAPI ICommDlgBrowser3_fnNotify(ICommDlgBrowser3 *iface,
1595                                                 IShellView *pshv,
1596                                                 DWORD dwNotifyType)
1597 {
1598     ExplorerBrowserImpl *This = impl_from_ICommDlgBrowser3(iface);
1599     TRACE("%p (%p, 0x%x)\n", This, pshv, dwNotifyType);
1600
1601     if(This->pcdb2_site)
1602         return ICommDlgBrowser2_Notify(This->pcdb2_site, pshv, dwNotifyType);
1603
1604     return S_OK;
1605 }
1606
1607 static HRESULT WINAPI ICommDlgBrowser3_fnGetDefaultMenuText(ICommDlgBrowser3 *iface,
1608                                                             IShellView *pshv,
1609                                                             LPWSTR pszText, int cchMax)
1610 {
1611     ExplorerBrowserImpl *This = impl_from_ICommDlgBrowser3(iface);
1612     TRACE("%p (%p, %s, %d)\n", This, pshv, debugstr_w(pszText), cchMax);
1613
1614     if(This->pcdb2_site)
1615         return ICommDlgBrowser2_GetDefaultMenuText(This->pcdb2_site, pshv, pszText, cchMax);
1616
1617     return S_OK;
1618 }
1619
1620 static HRESULT WINAPI ICommDlgBrowser3_fnGetViewFlags(ICommDlgBrowser3 *iface,
1621                                                       DWORD *pdwFlags)
1622 {
1623     ExplorerBrowserImpl *This = impl_from_ICommDlgBrowser3(iface);
1624     TRACE("%p (%p)\n", This, pdwFlags);
1625
1626     if(This->pcdb2_site)
1627         return ICommDlgBrowser2_GetViewFlags(This->pcdb2_site, pdwFlags);
1628
1629     return S_OK;
1630 }
1631
1632 static HRESULT WINAPI ICommDlgBrowser3_fnOnColumnClicked(ICommDlgBrowser3 *iface,
1633                                                          IShellView *pshv, int iColumn)
1634 {
1635     ExplorerBrowserImpl *This = impl_from_ICommDlgBrowser3(iface);
1636     TRACE("%p (%p, %d)\n", This, pshv, iColumn);
1637
1638     if(This->pcdb3_site)
1639         return ICommDlgBrowser3_OnColumnClicked(This->pcdb3_site, pshv, iColumn);
1640
1641     return S_OK;
1642 }
1643
1644 static HRESULT WINAPI ICommDlgBrowser3_fnGetCurrentFilter(ICommDlgBrowser3 *iface,
1645                                                           LPWSTR pszFileSpec,
1646                                                           int cchFileSpec)
1647 {
1648     ExplorerBrowserImpl *This = impl_from_ICommDlgBrowser3(iface);
1649     TRACE("%p (%s, %d)\n", This, debugstr_w(pszFileSpec), cchFileSpec);
1650
1651     if(This->pcdb3_site)
1652         return ICommDlgBrowser3_GetCurrentFilter(This->pcdb3_site, pszFileSpec, cchFileSpec);
1653
1654     return S_OK;
1655 }
1656
1657 static HRESULT WINAPI ICommDlgBrowser3_fnOnPreviewCreated(ICommDlgBrowser3 *iface,
1658                                                           IShellView *pshv)
1659 {
1660     ExplorerBrowserImpl *This = impl_from_ICommDlgBrowser3(iface);
1661     TRACE("%p (%p)\n", This, pshv);
1662
1663     if(This->pcdb3_site)
1664         return ICommDlgBrowser3_OnPreviewCreated(This->pcdb3_site, pshv);
1665
1666     return S_OK;
1667 }
1668
1669 static const ICommDlgBrowser3Vtbl vt_ICommDlgBrowser3 = {
1670     ICommDlgBrowser3_fnQueryInterface,
1671     ICommDlgBrowser3_fnAddRef,
1672     ICommDlgBrowser3_fnRelease,
1673     ICommDlgBrowser3_fnOnDefaultCommand,
1674     ICommDlgBrowser3_fnOnStateChange,
1675     ICommDlgBrowser3_fnIncludeObject,
1676     ICommDlgBrowser3_fnNotify,
1677     ICommDlgBrowser3_fnGetDefaultMenuText,
1678     ICommDlgBrowser3_fnGetViewFlags,
1679     ICommDlgBrowser3_fnOnColumnClicked,
1680     ICommDlgBrowser3_fnGetCurrentFilter,
1681     ICommDlgBrowser3_fnOnPreviewCreated
1682 };
1683
1684 /**************************************************************************
1685  * IObjectWithSite Implementation
1686  */
1687
1688 static inline ExplorerBrowserImpl *impl_from_IObjectWithSite(IObjectWithSite *iface)
1689 {
1690     return CONTAINING_RECORD(iface, ExplorerBrowserImpl, IObjectWithSite_iface);
1691 }
1692
1693 static HRESULT WINAPI IObjectWithSite_fnQueryInterface(IObjectWithSite *iface,
1694                                                        REFIID riid, void **ppvObject)
1695 {
1696     ExplorerBrowserImpl *This = impl_from_IObjectWithSite(iface);
1697     TRACE("%p\n", This);
1698     return IUnknown_QueryInterface((IUnknown*)This, riid, ppvObject);
1699 }
1700
1701 static ULONG WINAPI IObjectWithSite_fnAddRef(IObjectWithSite *iface)
1702 {
1703     ExplorerBrowserImpl *This = impl_from_IObjectWithSite(iface);
1704     TRACE("%p\n", This);
1705     return IUnknown_AddRef((IUnknown*)This);
1706 }
1707
1708 static ULONG WINAPI IObjectWithSite_fnRelease(IObjectWithSite *iface)
1709 {
1710     ExplorerBrowserImpl *This = impl_from_IObjectWithSite(iface);
1711     TRACE("%p\n", This);
1712     return IUnknown_Release((IUnknown*)This);
1713 }
1714
1715 static HRESULT WINAPI IObjectWithSite_fnSetSite(IObjectWithSite *iface, IUnknown *punk_site)
1716 {
1717     ExplorerBrowserImpl *This = impl_from_IObjectWithSite(iface);
1718     TRACE("%p (%p)\n", This, punk_site);
1719
1720     if(This->punk_site)
1721     {
1722         IUnknown_Release(This->punk_site);
1723         This->punk_site = NULL;
1724         get_interfaces_from_site(This);
1725     }
1726
1727     This->punk_site = punk_site;
1728
1729     if(This->punk_site)
1730         IUnknown_AddRef(This->punk_site);
1731
1732     return S_OK;
1733 }
1734
1735 static HRESULT WINAPI IObjectWithSite_fnGetSite(IObjectWithSite *iface, REFIID riid, void **ppvSite)
1736 {
1737     ExplorerBrowserImpl *This = impl_from_IObjectWithSite(iface);
1738     TRACE("%p (%s, %p)\n", This, shdebugstr_guid(riid), ppvSite);
1739
1740     if(!This->punk_site)
1741         return E_FAIL;
1742
1743     return IUnknown_QueryInterface(This->punk_site, riid, ppvSite);
1744 }
1745
1746 static const IObjectWithSiteVtbl vt_IObjectWithSite = {
1747     IObjectWithSite_fnQueryInterface,
1748     IObjectWithSite_fnAddRef,
1749     IObjectWithSite_fnRelease,
1750     IObjectWithSite_fnSetSite,
1751     IObjectWithSite_fnGetSite
1752 };
1753
1754 /**************************************************************************
1755  * INameSpaceTreeControlEvents Implementation
1756  */
1757 static inline ExplorerBrowserImpl *impl_from_INameSpaceTreeControlEvents(INameSpaceTreeControlEvents *iface)
1758 {
1759     return CONTAINING_RECORD(iface, ExplorerBrowserImpl, INameSpaceTreeControlEvents_iface);
1760 }
1761
1762 static HRESULT WINAPI NSTCEvents_fnQueryInterface(INameSpaceTreeControlEvents *iface,
1763                                                   REFIID riid, void **ppvObject)
1764 {
1765     ExplorerBrowserImpl *This = impl_from_INameSpaceTreeControlEvents(iface);
1766     TRACE("%p (%s, %p)\n", This, shdebugstr_guid(riid), ppvObject);
1767
1768     *ppvObject = NULL;
1769     if(IsEqualIID(riid, &IID_INameSpaceTreeControlEvents) ||
1770        IsEqualIID(riid, &IID_IUnknown))
1771     {
1772         *ppvObject = iface;
1773     }
1774
1775     if(*ppvObject)
1776     {
1777         IUnknown_AddRef((IUnknown*)*ppvObject);
1778         return S_OK;
1779     }
1780
1781     return E_NOINTERFACE;
1782 }
1783
1784 static ULONG WINAPI NSTCEvents_fnAddRef(INameSpaceTreeControlEvents *iface)
1785 {
1786     ExplorerBrowserImpl *This = impl_from_INameSpaceTreeControlEvents(iface);
1787     TRACE("%p\n", This);
1788     return IUnknown_AddRef((IUnknown*)This);
1789 }
1790
1791 static ULONG WINAPI NSTCEvents_fnRelease(INameSpaceTreeControlEvents *iface)
1792 {
1793     ExplorerBrowserImpl *This = impl_from_INameSpaceTreeControlEvents(iface);
1794     TRACE("%p\n", This);
1795     return IUnknown_Release((IUnknown*)This);
1796 }
1797
1798 static HRESULT WINAPI NSTCEvents_fnOnItemClick(INameSpaceTreeControlEvents *iface,
1799                                                IShellItem *psi,
1800                                                NSTCEHITTEST nstceHitTest,
1801                                                NSTCECLICKTYPE nstceClickType)
1802 {
1803     ExplorerBrowserImpl *This = impl_from_INameSpaceTreeControlEvents(iface);
1804     TRACE("%p (%p, 0x%x, 0x%x)\n", This, psi, nstceHitTest, nstceClickType);
1805     return S_OK;
1806 }
1807
1808 static HRESULT WINAPI NSTCEvents_fnOnPropertyItemCommit(INameSpaceTreeControlEvents *iface,
1809                                                         IShellItem *psi)
1810 {
1811     ExplorerBrowserImpl *This = impl_from_INameSpaceTreeControlEvents(iface);
1812     TRACE("%p (%p)\n", This, psi);
1813     return E_NOTIMPL;
1814 }
1815
1816 static HRESULT WINAPI NSTCEvents_fnOnItemStateChanging(INameSpaceTreeControlEvents *iface,
1817                                                        IShellItem *psi,
1818                                                        NSTCITEMSTATE nstcisMask,
1819                                                        NSTCITEMSTATE nstcisState)
1820 {
1821     ExplorerBrowserImpl *This = impl_from_INameSpaceTreeControlEvents(iface);
1822     TRACE("%p (%p, 0x%x, 0x%x)\n", This, psi, nstcisMask, nstcisState);
1823     return E_NOTIMPL;
1824 }
1825
1826 static HRESULT WINAPI NSTCEvents_fnOnItemStateChanged(INameSpaceTreeControlEvents *iface,
1827                                                       IShellItem *psi,
1828                                                       NSTCITEMSTATE nstcisMask,
1829                                                       NSTCITEMSTATE nstcisState)
1830 {
1831     ExplorerBrowserImpl *This = impl_from_INameSpaceTreeControlEvents(iface);
1832     TRACE("%p (%p, 0x%x, 0x%x)\n", This, psi, nstcisMask, nstcisState);
1833     return E_NOTIMPL;
1834 }
1835
1836 static HRESULT WINAPI NSTCEvents_fnOnSelectionChanged(INameSpaceTreeControlEvents *iface,
1837                                                       IShellItemArray *psiaSelection)
1838 {
1839     ExplorerBrowserImpl *This = impl_from_INameSpaceTreeControlEvents(iface);
1840     IShellItem *psi;
1841     HRESULT hr;
1842     TRACE("%p (%p)\n", This, psiaSelection);
1843
1844     hr = IShellItemArray_GetItemAt(psiaSelection, 0, &psi);
1845     if(SUCCEEDED(hr))
1846     {
1847         hr = IExplorerBrowser_BrowseToObject((IExplorerBrowser*)This,
1848                                              (IUnknown*)psi, SBSP_DEFBROWSER);
1849         IShellItem_Release(psi);
1850     }
1851
1852     return hr;
1853 }
1854
1855 static HRESULT WINAPI NSTCEvents_fnOnKeyboardInput(INameSpaceTreeControlEvents *iface,
1856                                                    UINT uMsg, WPARAM wParam, LPARAM lParam)
1857 {
1858     ExplorerBrowserImpl *This = impl_from_INameSpaceTreeControlEvents(iface);
1859     TRACE("%p (%d, 0x%lx, 0x%lx)\n", This, uMsg, wParam, lParam);
1860     return S_OK;
1861 }
1862
1863 static HRESULT WINAPI NSTCEvents_fnOnBeforeExpand(INameSpaceTreeControlEvents *iface,
1864                                                   IShellItem *psi)
1865 {
1866     ExplorerBrowserImpl *This = impl_from_INameSpaceTreeControlEvents(iface);
1867     TRACE("%p (%p)\n", This, psi);
1868     return E_NOTIMPL;
1869 }
1870
1871 static HRESULT WINAPI NSTCEvents_fnOnAfterExpand(INameSpaceTreeControlEvents *iface,
1872                                                  IShellItem *psi)
1873 {
1874     ExplorerBrowserImpl *This = impl_from_INameSpaceTreeControlEvents(iface);
1875     TRACE("%p (%p)\n", This, psi);
1876     return E_NOTIMPL;
1877 }
1878
1879 static HRESULT WINAPI NSTCEvents_fnOnBeginLabelEdit(INameSpaceTreeControlEvents *iface,
1880                                                     IShellItem *psi)
1881 {
1882     ExplorerBrowserImpl *This = impl_from_INameSpaceTreeControlEvents(iface);
1883     TRACE("%p (%p)\n", This, psi);
1884     return E_NOTIMPL;
1885 }
1886
1887 static HRESULT WINAPI NSTCEvents_fnOnEndLabelEdit(INameSpaceTreeControlEvents *iface,
1888                                                   IShellItem *psi)
1889 {
1890     ExplorerBrowserImpl *This = impl_from_INameSpaceTreeControlEvents(iface);
1891     TRACE("%p (%p)\n", This, psi);
1892     return E_NOTIMPL;
1893 }
1894
1895 static HRESULT WINAPI NSTCEvents_fnOnGetToolTip(INameSpaceTreeControlEvents *iface,
1896                                                 IShellItem *psi, LPWSTR pszTip, int cchTip)
1897 {
1898     ExplorerBrowserImpl *This = impl_from_INameSpaceTreeControlEvents(iface);
1899     TRACE("%p (%p, %p, %d)\n", This, psi, pszTip, cchTip);
1900     return E_NOTIMPL;
1901 }
1902
1903 static HRESULT WINAPI NSTCEvents_fnOnBeforeItemDelete(INameSpaceTreeControlEvents *iface,
1904                                                       IShellItem *psi)
1905 {
1906     ExplorerBrowserImpl *This = impl_from_INameSpaceTreeControlEvents(iface);
1907     TRACE("%p (%p)\n", This, psi);
1908     return E_NOTIMPL;
1909 }
1910
1911 static HRESULT WINAPI NSTCEvents_fnOnItemAdded(INameSpaceTreeControlEvents *iface,
1912                                                IShellItem *psi, BOOL fIsRoot)
1913 {
1914     ExplorerBrowserImpl *This = impl_from_INameSpaceTreeControlEvents(iface);
1915     TRACE("%p (%p, %d)\n", This, psi, fIsRoot);
1916     return E_NOTIMPL;
1917 }
1918
1919 static HRESULT WINAPI NSTCEvents_fnOnItemDeleted(INameSpaceTreeControlEvents *iface,
1920                                                  IShellItem *psi, BOOL fIsRoot)
1921 {
1922     ExplorerBrowserImpl *This = impl_from_INameSpaceTreeControlEvents(iface);
1923     TRACE("%p (%p, %d)\n", This, psi, fIsRoot);
1924     return E_NOTIMPL;
1925 }
1926
1927 static HRESULT WINAPI NSTCEvents_fnOnBeforeContextMenu(INameSpaceTreeControlEvents *iface,
1928                                                        IShellItem *psi, REFIID riid, void **ppv)
1929 {
1930     ExplorerBrowserImpl *This = impl_from_INameSpaceTreeControlEvents(iface);
1931     TRACE("%p (%p, %s, %p)\n", This, psi, shdebugstr_guid(riid), ppv);
1932     return E_NOTIMPL;
1933 }
1934
1935 static HRESULT WINAPI NSTCEvents_fnOnAfterContextMenu(INameSpaceTreeControlEvents *iface,
1936                                                       IShellItem *psi, IContextMenu *pcmIn,
1937                                                       REFIID riid, void **ppv)
1938 {
1939     ExplorerBrowserImpl *This = impl_from_INameSpaceTreeControlEvents(iface);
1940     TRACE("%p (%p, %p, %s, %p)\n", This, psi, pcmIn, shdebugstr_guid(riid), ppv);
1941     return E_NOTIMPL;
1942 }
1943
1944 static HRESULT WINAPI NSTCEvents_fnOnBeforeStateImageChange(INameSpaceTreeControlEvents *iface,
1945                                                             IShellItem *psi)
1946 {
1947     ExplorerBrowserImpl *This = impl_from_INameSpaceTreeControlEvents(iface);
1948     TRACE("%p (%p)\n", This, psi);
1949     return E_NOTIMPL;
1950 }
1951
1952 static HRESULT WINAPI NSTCEvents_fnOnGetDefaultIconIndex(INameSpaceTreeControlEvents* iface,
1953                                                          IShellItem *psi,
1954                                                          int *piDefaultIcon, int *piOpenIcon)
1955 {
1956     ExplorerBrowserImpl *This = impl_from_INameSpaceTreeControlEvents(iface);
1957     TRACE("%p (%p, %p, %p)\n", This, psi, piDefaultIcon, piOpenIcon);
1958     return E_NOTIMPL;
1959 }
1960
1961
1962 static const INameSpaceTreeControlEventsVtbl vt_INameSpaceTreeControlEvents =  {
1963     NSTCEvents_fnQueryInterface,
1964     NSTCEvents_fnAddRef,
1965     NSTCEvents_fnRelease,
1966     NSTCEvents_fnOnItemClick,
1967     NSTCEvents_fnOnPropertyItemCommit,
1968     NSTCEvents_fnOnItemStateChanging,
1969     NSTCEvents_fnOnItemStateChanged,
1970     NSTCEvents_fnOnSelectionChanged,
1971     NSTCEvents_fnOnKeyboardInput,
1972     NSTCEvents_fnOnBeforeExpand,
1973     NSTCEvents_fnOnAfterExpand,
1974     NSTCEvents_fnOnBeginLabelEdit,
1975     NSTCEvents_fnOnEndLabelEdit,
1976     NSTCEvents_fnOnGetToolTip,
1977     NSTCEvents_fnOnBeforeItemDelete,
1978     NSTCEvents_fnOnItemAdded,
1979     NSTCEvents_fnOnItemDeleted,
1980     NSTCEvents_fnOnBeforeContextMenu,
1981     NSTCEvents_fnOnAfterContextMenu,
1982     NSTCEvents_fnOnBeforeStateImageChange,
1983     NSTCEvents_fnOnGetDefaultIconIndex
1984 };
1985
1986 /**************************************************************************
1987  * IInputObject Implementation
1988  */
1989
1990 static inline ExplorerBrowserImpl *impl_from_IInputObject(IInputObject *iface)
1991 {
1992     return CONTAINING_RECORD(iface, ExplorerBrowserImpl, IInputObject_iface);
1993 }
1994
1995 static HRESULT WINAPI IInputObject_fnQueryInterface(IInputObject *iface,
1996                                                     REFIID riid, void **ppvObject)
1997 {
1998     ExplorerBrowserImpl *This = impl_from_IInputObject(iface);
1999     TRACE("%p\n", This);
2000     return IUnknown_QueryInterface((IUnknown*)This, riid, ppvObject);
2001 }
2002
2003 static ULONG WINAPI IInputObject_fnAddRef(IInputObject *iface)
2004 {
2005     ExplorerBrowserImpl *This = impl_from_IInputObject(iface);
2006     TRACE("%p\n", This);
2007     return IUnknown_AddRef((IUnknown*)This);
2008 }
2009
2010 static ULONG WINAPI IInputObject_fnRelease(IInputObject *iface)
2011 {
2012     ExplorerBrowserImpl *This = impl_from_IInputObject(iface);
2013     TRACE("%p\n", This);
2014     return IUnknown_Release((IUnknown*)This);
2015 }
2016
2017 static HRESULT WINAPI IInputObject_fnUIActivateIO(IInputObject *iface, BOOL fActivate, MSG *pMsg)
2018 {
2019     ExplorerBrowserImpl *This = impl_from_IInputObject(iface);
2020     FIXME("stub, %p (%d, %p)\n", This, fActivate, pMsg);
2021     return E_NOTIMPL;
2022 }
2023
2024 static HRESULT WINAPI IInputObject_fnHasFocusIO(IInputObject *iface)
2025 {
2026     ExplorerBrowserImpl *This = impl_from_IInputObject(iface);
2027     FIXME("stub, %p\n", This);
2028     return E_NOTIMPL;
2029 }
2030
2031 static HRESULT WINAPI IInputObject_fnTranslateAcceleratorIO(IInputObject *iface, MSG *pMsg)
2032 {
2033     ExplorerBrowserImpl *This = impl_from_IInputObject(iface);
2034     FIXME("stub, %p (%p)\n", This, pMsg);
2035     return E_NOTIMPL;
2036 }
2037
2038 static IInputObjectVtbl vt_IInputObject = {
2039     IInputObject_fnQueryInterface,
2040     IInputObject_fnAddRef,
2041     IInputObject_fnRelease,
2042     IInputObject_fnUIActivateIO,
2043     IInputObject_fnHasFocusIO,
2044     IInputObject_fnTranslateAcceleratorIO
2045 };
2046
2047 HRESULT WINAPI ExplorerBrowser_Constructor(IUnknown *pUnkOuter, REFIID riid, void **ppv)
2048 {
2049     ExplorerBrowserImpl *eb;
2050     HRESULT ret;
2051
2052     TRACE("%p %s %p\n", pUnkOuter, shdebugstr_guid (riid), ppv);
2053
2054     if(!ppv)
2055         return E_POINTER;
2056     if(pUnkOuter)
2057         return CLASS_E_NOAGGREGATION;
2058
2059     eb = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(ExplorerBrowserImpl));
2060     eb->ref = 1;
2061     eb->IExplorerBrowser_iface.lpVtbl = &vt_IExplorerBrowser;
2062     eb->IShellBrowser_iface.lpVtbl    = &vt_IShellBrowser;
2063     eb->ICommDlgBrowser3_iface.lpVtbl = &vt_ICommDlgBrowser3;
2064     eb->IObjectWithSite_iface.lpVtbl  = &vt_IObjectWithSite;
2065     eb->INameSpaceTreeControlEvents_iface.lpVtbl = &vt_INameSpaceTreeControlEvents;
2066     eb->IInputObject_iface.lpVtbl     = &vt_IInputObject;
2067
2068     /* Default settings */
2069     eb->navpane.width = 150;
2070     eb->navpane.show = TRUE;
2071
2072     list_init(&eb->event_clients);
2073     list_init(&eb->travellog);
2074
2075     ret = IExplorerBrowser_QueryInterface((IExplorerBrowser*)eb, riid, ppv);
2076     IExplorerBrowser_Release((IExplorerBrowser*)eb);
2077
2078     TRACE("--(%p)\n", ppv);
2079     return ret;
2080 }