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[BROWSEUI]

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- CShellBrowser: Implement the Explrer bar menu. Implement checking if a band is already loaded. Destroy all bands while destroying the browser window. Misc changes.
- Part of the work submitted by Sylvain Deverre.
CORE-10838

svn path=/trunk/; revision=71473
This commit is contained in:
Giannis Adamopoulos 2016-05-31 14:42:01 +00:00
parent 1764bca67a
commit 60b1d9b8d4
3 changed files with 296 additions and 49 deletions
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1
reactos/dll/win32/browseui/precomp.h
View file

@ -13,6 +13,7 @@
#include <wingdi.h>
#include <shlobj.h>
#include <tlogstg.h>
#include <shellapi.h>
#include <shlobj_undoc.h>
#include <shlguid_undoc.h>
#include <shdeprecated.h>

10
reactos/dll/win32/browseui/resource.h
View file

@ -56,12 +56,18 @@
#define IDM_TOOLS_FOLDEROPTIONS 0xA123
#define IDM_HELP_ISTHISCOPYLEGAL 0xA104
#define IDM_HELP_ABOUT 0xA102
#define IDM_TASKBAR_TOOLBARS 268
#define IDM_TASKBAR_TOOLBARS_DESKTOP 3
#define IDM_TASKBAR_TOOLBARS_QUICKLAUNCH 4
#define IDM_TASKBAR_TOOLBARS_NEW 1
/* Random id for band close button, feel free to change it */
#define IDM_BASEBAR_CLOSE 0xA200
/* User-installed explorer band IDs according to API Monitor traces */
#define IDM_EXPLORERBAND_BEGINCUSTOM 0xA240
#define IDM_EXPLORERBAND_ENDCUSTOM 0xA25C
#define IDM_GOTO_TRAVEL_FIRST 0xA141
#define IDM_GOTO_TRAVEL_LAST 0xA151
#define IDM_GOTO_TRAVEL_SEP IDM_GOTO_TRAVEL_FIRST
@ -118,3 +124,5 @@
#define IDC_TEXTOPTIONS 4096
#define IDC_ICONOPTIONS 4097
#define IDB_BANDBUTTONS 545

334
reactos/dll/win32/browseui/shellbrowser.cpp
View file

@ -24,7 +24,7 @@
#include <htiframe.h>
#include <strsafe.h>
#define USE_CUSTOM_EXPLORERBAND 1
#define USE_CUSTOM_EXPLORERBAND 0
extern HRESULT IUnknown_ShowDW(IUnknown * punk, BOOL fShow);
@ -118,14 +118,6 @@ TODO:
"language='*'\"")
#endif // __GNUC__
struct categoryCacheHeader
{
long dwSize; // size of header only
long version; // currently 1
SYSTEMTIME writeTime; // time we were written to registry
long classCount; // number of classes following
};
static const unsigned int folderOptionsPageCountMax = 20;
static const long BTP_DONT_UPDATE_HISTORY = 0;
static const long BTP_UPDATE_CUR_HISTORY = 1;
@ -258,6 +250,11 @@ Switch to a new bar when it receives an Exec(CGID_IDeskBand, 1, 1, vaIn, NULL);
rebar
*/
struct MenuBandInfo {
GUID barGuid;
BOOL fVertical;
};
class CShellBrowser :
public CWindowImpl<CShellBrowser, CWindow, CFrameWinTraits>,
public CComObjectRootEx<CComMultiThreadModelNoCS>,
@ -304,6 +301,7 @@ private:
IOleObject *fHistoryObject;
IStream *fHistoryStream;
IBindCtx *fHistoryBindContext;
HDSA menuDsa;
HACCEL m_hAccel;
public:
#if 0
@ -328,11 +326,15 @@ public:
FOLDERSETTINGS *folderSettings, long flags);
HRESULT GetMenuBand(REFIID riid, void **shellMenu);
HRESULT GetBaseBar(bool vertical, IUnknown **theBaseBar);
BOOL IsBandLoaded(const CLSID clsidBand, bool verticali, DWORD *pdwBandID);
HRESULT ShowBand(const CLSID &classID, bool vertical);
HRESULT NavigateToParent();
HRESULT DoFolderOptions();
static LRESULT CALLBACK WindowProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam);
void RepositionBars();
HRESULT BuildExplorerBandMenu();
HRESULT BuildExplorerBandCategory(HMENU hBandsMenu, CATID category, DWORD dwPos, UINT *nbFound);
BOOL IsBuiltinBand(CLSID &bandID);
virtual WNDPROC GetWindowProc()
{
return WindowProc;
@ -345,7 +347,6 @@ public:
HRESULT UpdateUpState();
void UpdateGotoMenu(HMENU theMenu);
void UpdateViewMenu(HMENU theMenu);
HRESULT OnSearch();
/* // *** IDockingWindowFrame methods ***
virtual HRESULT STDMETHODCALLTYPE AddToolbar(IUnknown *punkSrc, LPCWSTR pwszItem, DWORD dwAddFlags);
@ -616,7 +617,9 @@ public:
LRESULT OnToggleTextLabels(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL &bHandled);
LRESULT OnToolbarCustomize(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL &bHandled);
LRESULT OnGoTravel(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL &bHandled);
LRESULT OnExplorerBar(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL &bHandled);
LRESULT RelayCommands(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled);
HRESULT OnSearch();
static ATL::CWndClassInfo& GetWndClassInfo()
{
@ -657,8 +660,13 @@ public:
COMMAND_ID_HANDLER(IDM_TOOLBARS_LINKSBAR, OnToggleLinksBandVisible)
COMMAND_ID_HANDLER(IDM_TOOLBARS_TEXTLABELS, OnToggleTextLabels)
COMMAND_ID_HANDLER(IDM_TOOLBARS_CUSTOMIZE, OnToolbarCustomize)
COMMAND_ID_HANDLER(IDM_EXPLORERBAR_SEARCH, OnExplorerBar)
COMMAND_ID_HANDLER(IDM_EXPLORERBAR_FOLDERS, OnExplorerBar)
COMMAND_ID_HANDLER(IDM_EXPLORERBAR_HISTORY, OnExplorerBar)
COMMAND_ID_HANDLER(IDM_EXPLORERBAR_FAVORITES, OnExplorerBar)
COMMAND_ID_HANDLER(IDM_BACKSPACE, OnBackspace)
COMMAND_RANGE_HANDLER(IDM_GOTO_TRAVEL_FIRSTTARGET, IDM_GOTO_TRAVEL_LASTTARGET, OnGoTravel)
COMMAND_RANGE_HANDLER(IDM_EXPLORERBAND_BEGINCUSTOM, IDM_EXPLORERBAND_ENDCUSTOM, OnExplorerBar)
MESSAGE_HANDLER(WM_COMMAND, RelayCommands)
END_MSG_MAP()
@ -706,6 +714,8 @@ CShellBrowser::CShellBrowser()
CShellBrowser::~CShellBrowser()
{
if (menuDsa)
DSA_Destroy(menuDsa);
}
HRESULT CShellBrowser::Initialize(LPITEMIDLIST pidl, long b, long c, long d)
@ -716,6 +726,10 @@ HRESULT CShellBrowser::Initialize(LPITEMIDLIST pidl, long b, long c, long d)
_AtlInitialConstruct();
menuDsa = DSA_Create(sizeof(MenuBandInfo), 5);
if (!menuDsa)
return E_OUTOFMEMORY;
fCabinetState.cLength = sizeof(fCabinetState);
if (ReadCabinetState(&fCabinetState, sizeof(fCabinetState)) == FALSE)
{
@ -1112,7 +1126,10 @@ HRESULT CShellBrowser::GetBaseBar(bool vertical, IUnknown **theBaseBar)
hResult = CreateBaseBarSite(IID_PPV_ARG(IUnknown, &newBaseBarSite), vertical);
if (FAILED_UNEXPECTEDLY(hResult))
return hResult;
// we have to store our basebar into cache now
*cache = newBaseBar;
// tell the new base bar about the shell browser
hResult = IUnknown_SetSite(newBaseBar, static_cast<IDropTarget *>(this));
if (FAILED_UNEXPECTEDLY(hResult))
@ -1134,11 +1151,63 @@ HRESULT CShellBrowser::GetBaseBar(bool vertical, IUnknown **theBaseBar)
if (FAILED_UNEXPECTEDLY(hResult))
return hResult;
*cache = newBaseBar.Detach();
}
return (*cache)->QueryInterface(IID_PPV_ARG(IUnknown, theBaseBar));
}
BOOL CShellBrowser::IsBandLoaded(const CLSID clsidBand, bool vertical, DWORD *pdwBandID)
{
HRESULT hResult;
CComPtr<IUnknown> baseBar;
CComPtr<IDeskBar> deskBar;
CComPtr<IUnknown> baseBarSite;
CComPtr<IBandSite> bandSite;
CLSID clsidTmp;
DWORD numBands;
DWORD dwBandID;
DWORD i;
/* Get our basebarsite to be able to enumerate bands */
hResult = GetBaseBar(vertical, &baseBar);
if (FAILED_UNEXPECTEDLY(hResult))
return FALSE;
hResult = baseBar->QueryInterface(IID_PPV_ARG(IDeskBar, &deskBar));
if (FAILED_UNEXPECTEDLY(hResult))
return FALSE;
hResult = deskBar->GetClient(&baseBarSite);
if (FAILED_UNEXPECTEDLY(hResult))
return FALSE;
hResult = baseBarSite->QueryInterface(IID_PPV_ARG(IBandSite, &bandSite));
if (FAILED_UNEXPECTEDLY(hResult))
return FALSE;
hResult = bandSite->EnumBands(-1, &numBands);
if (FAILED_UNEXPECTEDLY(hResult))
return FALSE;
for(i = 0; i < numBands; i++)
{
CComPtr<IPersist> bandPersist;
hResult = bandSite->EnumBands(i, &dwBandID);
if (FAILED_UNEXPECTEDLY(hResult))
return FALSE;
hResult = bandSite->GetBandObject(dwBandID, IID_PPV_ARG(IPersist, &bandPersist));
if (FAILED_UNEXPECTEDLY(hResult))
return FALSE;
hResult = bandPersist->GetClassID(&clsidTmp);
if (FAILED_UNEXPECTEDLY(hResult))
return FALSE;
if (IsEqualGUID(clsidBand, clsidTmp))
{
if (pdwBandID) *pdwBandID = dwBandID;
return TRUE;
}
}
return FALSE;
}
HRESULT CShellBrowser::ShowBand(const CLSID &classID, bool vertical)
{
CComPtr<IDockingWindow> dockingWindow;
@ -1148,42 +1217,59 @@ HRESULT CShellBrowser::ShowBand(const CLSID &classID, bool vertical)
CComPtr<IDeskBar> deskBar;
VARIANT vaIn;
HRESULT hResult;
DWORD dwBandID;
hResult = GetBaseBar(vertical, (IUnknown **)&theBaseBar);
if (FAILED_UNEXPECTEDLY(hResult))
return hResult;
hResult = theBaseBar->QueryInterface(IID_PPV_ARG(IDeskBar, &deskBar));
if (FAILED_UNEXPECTEDLY(hResult))
return hResult;
#if USE_CUSTOM_EXPLORERBAND
TRACE("ShowBand called for CLSID %s, vertical=%d...\n", wine_dbgstr_guid(&classID), vertical);
if (IsEqualCLSID(CLSID_ExplorerBand, classID))
hResult = deskBar->GetClient(&baseBarSite);
if (FAILED_UNEXPECTEDLY(hResult))
return hResult;
hResult = theBaseBar->QueryInterface(IID_PPV_ARG(IDockingWindow, &dockingWindow));
if (FAILED_UNEXPECTEDLY(hResult))
return hResult;
if (!IsBandLoaded(classID, vertical, &dwBandID))
{
TRACE("CLSID_ExplorerBand requested, building internal band.\n");
hResult = CExplorerBand_Constructor(IID_PPV_ARG(IUnknown, &newBand));
if (FAILED_UNEXPECTEDLY(hResult))
return hResult;
}
else
#endif
{
TRACE("A different CLSID requested, using CoCreateInstance.\n");
hResult = CoCreateInstance(classID, NULL, CLSCTX_INPROC_SERVER, IID_PPV_ARG(IUnknown, &newBand));
if (FAILED_UNEXPECTEDLY(hResult))
return hResult;
}
hResult = theBaseBar->QueryInterface(IID_PPV_ARG(IDeskBar, &deskBar));
if (FAILED_UNEXPECTEDLY(hResult))
return hResult;
hResult = deskBar->GetClient(&baseBarSite);
if (FAILED_UNEXPECTEDLY(hResult))
return hResult;
hResult = theBaseBar->QueryInterface(IID_PPV_ARG(IDockingWindow, &dockingWindow));
if (FAILED_UNEXPECTEDLY(hResult))
return hResult;
else
{
CComPtr<IBandSite> pBandSite;
hResult = baseBarSite->QueryInterface(IID_PPV_ARG(IBandSite, &pBandSite));
if (!SUCCEEDED(hResult))
{
ERR("Can't get IBandSite interface\n");
return E_FAIL;
}
hResult = pBandSite->GetBandObject(dwBandID, IID_PPV_ARG(IUnknown, &newBand));
if (!SUCCEEDED(hResult))
{
ERR("Can't find band object\n");
return E_FAIL;
}
// It's hackish, but we should be able to show the wanted band until we
// find the proper way to do this (but it seems to work to add a new band)
// Here we'll just re-add the existing band to the site, causing it to display.
}
V_VT(&vaIn) = VT_UNKNOWN;
V_UNKNOWN(&vaIn) = newBand.p;
hResult = IUnknown_Exec(baseBarSite, CGID_IDeskBand, 1, 1, &vaIn, NULL);
if (FAILED_UNEXPECTEDLY(hResult))
{
return hResult;
}
hResult = dockingWindow->ShowDW(TRUE);
if (FAILED_UNEXPECTEDLY(hResult))
return hResult;
@ -1634,9 +1720,93 @@ void CShellBrowser::UpdateViewMenu(HMENU theMenu)
SetMenuItemInfo(theMenu, IDM_VIEW_TOOLBARS, FALSE, &menuItemInfo);
}
SHCheckMenuItem(theMenu, IDM_VIEW_STATUSBAR, fStatusBarVisible ? TRUE : FALSE);
}
// TODO: Implement
SHEnableMenuItem(theMenu, IDM_VIEW_EXPLORERBAR, FALSE);
HRESULT CShellBrowser::BuildExplorerBandMenu()
{
HMENU hBandsMenu;
UINT nbFound;
hBandsMenu = SHGetMenuFromID(fCurrentMenuBar, IDM_VIEW_EXPLORERBAR);
if (!hBandsMenu)
{
OutputDebugString(L"No menu !\n");
return E_FAIL;
}
DSA_DeleteAllItems(menuDsa);
BuildExplorerBandCategory(hBandsMenu, CATID_InfoBand, 4, NULL);
BuildExplorerBandCategory(hBandsMenu, CATID_CommBand, 20, &nbFound);
if (!nbFound)
{
// Remove separator
DeleteMenu(hBandsMenu, IDM_EXPLORERBAR_SEPARATOR, MF_BYCOMMAND);
}
// Remove media menu since XP does it (according to API Monitor)
DeleteMenu(hBandsMenu, IDM_EXPLORERBAR_MEDIA, MF_BYCOMMAND);
return S_OK;
}
HRESULT CShellBrowser::BuildExplorerBandCategory(HMENU hBandsMenu, CATID category, DWORD dwPos, UINT *nbFound)
{
HRESULT hr;
CComPtr<IEnumGUID> pEnumGUID;
WCHAR wszBandName[MAX_PATH];
WCHAR wszBandGUID[MAX_PATH];
WCHAR wRegKey[MAX_PATH];
UINT cBands;
DWORD dwRead;
DWORD dwDataSize;
GUID iter;
MenuBandInfo mbi;
mbi.fVertical = IsEqualGUID(category, CATID_InfoBand);
cBands = 0;
hr = SHEnumClassesOfCategories(1, &category, 0, NULL, &pEnumGUID);
if (FAILED_UNEXPECTEDLY(hr))
{
return hr;
}
do
{
pEnumGUID->Next(1, &iter, &dwRead);
if (dwRead)
{
// Get the band name
if (IsBuiltinBand(iter))
continue;
if (!StringFromGUID2(iter, wszBandGUID, MAX_PATH))
continue;
StringCchPrintfW(wRegKey, MAX_PATH, L"CLSID\\%s", wszBandGUID);
dwDataSize = MAX_PATH;
SHGetValue(HKEY_CLASSES_ROOT, wRegKey, NULL, NULL, wszBandName, &dwDataSize);
mbi.barGuid = iter;
InsertMenu(hBandsMenu, dwPos + cBands, MF_BYPOSITION, IDM_EXPLORERBAND_BEGINCUSTOM + DSA_GetItemCount(menuDsa), wszBandName);
DSA_AppendItem(menuDsa, &mbi);
cBands++;
}
}
while (dwRead > 0);
if (nbFound)
*nbFound = cBands;
return S_OK;
}
BOOL CShellBrowser::IsBuiltinBand(CLSID &bandID)
{
if (IsEqualCLSID(bandID, CLSID_ExplorerBand))
return TRUE;
if (IsEqualCLSID(bandID, CLSID_SH_SearchBand) || IsEqualCLSID(bandID, CLSID_SearchBand))
return TRUE;
if (IsEqualCLSID(bandID, CLSID_IE_SearchBand) || IsEqualCLSID(bandID, CLSID_FileSearchBand))
return TRUE;
if (IsEqualCLSID(bandID, CLSID_SH_HistBand))
return TRUE;
if (IsEqualCLSID(bandID, CLSID_SH_FavBand))
return TRUE;
if (IsEqualCLSID(bandID, CLSID_ChannelsBand))
return TRUE;
return FALSE;
}
HRESULT CShellBrowser::OnSearch()
@ -1805,6 +1975,11 @@ HRESULT STDMETHODCALLTYPE CShellBrowser::Exec(const GUID *pguidCmdGroup, DWORD n
{
HRESULT hResult;
if (!pguidCmdGroup)
{
TRACE("Unhandled null CGID %d %d %p %p\n", nCmdID, nCmdexecopt, pvaIn, pvaOut);
return E_NOTIMPL;
}
if (IsEqualIID(*pguidCmdGroup, CGID_Explorer))
{
switch (nCmdID)
@ -1868,6 +2043,9 @@ HRESULT STDMETHODCALLTYPE CShellBrowser::Exec(const GUID *pguidCmdGroup, DWORD n
case 0x12:
// refresh on toolbar clicked
return S_OK;
case 0x26:
// called for unknown bands ?
return S_OK;
case 0x4d:
// tell the view if it should hide the task pane or not
return (fClientBars[BIVerticalBaseBar].clientBar.p == NULL) ? S_FALSE : S_OK;
@ -1960,20 +2138,22 @@ HRESULT STDMETHODCALLTYPE CShellBrowser::SetMenuSB(HMENU hmenuShared, HOLEMENU h
if (FAILED_UNEXPECTEDLY(hResult))
return hResult;
if (hmenuShared)
if (!hmenuShared)
{
// FIXME: Figure out the proper way to do this.
HMENU hMenuFavs = GetSubMenu(hmenuShared, 3);
if (hMenuFavs)
{
DeleteMenu(hMenuFavs, IDM_FAVORITES_EMPTY, MF_BYCOMMAND);
}
hmenuShared = LoadMenu(_AtlBaseModule.GetResourceInstance(), MAKEINTRESOURCE(IDM_CABINET_MAINMENU));
}
// FIXME: Figure out the proper way to do this.
HMENU hMenuFavs = GetSubMenu(hmenuShared, 3);
if (hMenuFavs)
{
DeleteMenu(hMenuFavs, IDM_FAVORITES_EMPTY, MF_BYCOMMAND);
}
hResult = shellMenu->SetMenu(hmenuShared, m_hWnd, SMSET_DONTOWN);
if (FAILED_UNEXPECTEDLY(hResult))
return hResult;
fCurrentMenuBar = hmenuShared;
BuildExplorerBandMenu();
return S_OK;
}
@ -1998,7 +2178,7 @@ HRESULT STDMETHODCALLTYPE CShellBrowser::SetStatusTextSB(LPCOLESTR pszStatusText
{
}
return E_NOTIMPL;
return S_OK;
}
HRESULT STDMETHODCALLTYPE CShellBrowser::EnableModelessSB(BOOL fEnable)
@ -2028,7 +2208,7 @@ HRESULT STDMETHODCALLTYPE CShellBrowser::GetControlWindow(UINT id, HWND *lphwnd)
if (lphwnd == NULL)
return E_POINTER;
*lphwnd = NULL;
switch(id)
switch (id)
{
case FCW_TOOLBAR:
*lphwnd = fToolbarProxy.m_hWnd;
@ -2054,7 +2234,7 @@ HRESULT STDMETHODCALLTYPE CShellBrowser::SendControlMsg(
if (pret != NULL)
*pret = 0;
switch(id)
switch (id)
{
case FCW_TOOLBAR:
result = fToolbarProxy.SendMessage(uMsg, wParam, lParam);
@ -3172,15 +3352,39 @@ LRESULT CShellBrowser::OnDestroy(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &
for (int i = 0; i < 3; i++)
{
CComPtr<IDockingWindow> pdw;
CComPtr<IDeskBar> bar;
CComPtr<IUnknown> pBarSite;
CComPtr<IDeskBarClient> pClient;
if (fClientBars[i].clientBar == NULL)
continue;
IDockingWindow * pdw;
hr = fClientBars[i].clientBar->QueryInterface(IID_PPV_ARG(IDockingWindow, &pdw));
if (FAILED_UNEXPECTEDLY(hr))
continue;
pdw->ShowDW(FALSE);
/* We should destroy our basebarsite too */
hr = pdw->QueryInterface(IID_PPV_ARG(IDeskBar, &bar));
if (SUCCEEDED(hr))
{
hr = bar->GetClient(&pBarSite);
if (SUCCEEDED(hr) && pBarSite)
{
hr = pBarSite->QueryInterface(IID_PPV_ARG(IDeskBarClient, &pClient));
if (SUCCEEDED(hr))
pClient->SetDeskBarSite(NULL);
}
}
pdw->CloseDW(0);
pdw->Release();
pdw = NULL;
/* For some reasons, it's like we miss some AddRef in ATL when QueryInterface on
* same interface or inherited one, so we are removing already removed (!) object.
* TODO: check with MSVC's ATL to see if this behaviour happens too
*/
bar.Detach();
pClient.Detach();
pBarSite.Detach();
ReleaseCComPtrExpectZero(fClientBars[i].clientBar);
}
ReleaseCComPtrExpectZero(fTravelLog);
@ -3471,6 +3675,40 @@ LRESULT CShellBrowser::OnGoTravel(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL
return 0;
}
LRESULT CShellBrowser::OnExplorerBar(WORD wNotifyCode, WORD wID, HWND hWndCtl, BOOL &bHandled)
{
// TODO: HACK ! use the proper mechanism to show the band (i.e. pass the BSTR to basebar)
if (wID >= IDM_EXPLORERBAND_BEGINCUSTOM && wID <= IDM_EXPLORERBAND_ENDCUSTOM)
{
MenuBandInfo *mbi;
mbi = (MenuBandInfo*)DSA_GetItemPtr(menuDsa, (wID - IDM_EXPLORERBAND_BEGINCUSTOM));
if (!mbi)
return 0;
ShowBand(mbi->barGuid, mbi->fVertical);
bHandled = TRUE;
return 1;
}
switch (wID)
{
case IDM_EXPLORERBAR_SEARCH:
Exec(&CLSID_CommonButtons, 0x123, 1, NULL, NULL);
break;
case IDM_EXPLORERBAR_FOLDERS:
ShowBand(CLSID_ExplorerBand, true);
break;
case IDM_EXPLORERBAR_HISTORY:
ShowBand(CLSID_SH_HistBand, true);
break;
case IDM_EXPLORERBAR_FAVORITES:
ShowBand(CLSID_SH_FavBand, true);
break;
default:
WARN("Unknown id %x\n", wID);
}
bHandled = TRUE;
return 1;
}
LRESULT CShellBrowser::RelayCommands(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled)
{
if (HIWORD(wParam) == 0 && LOWORD(wParam) < FCIDM_SHVIEWLAST && fCurrentShellViewWindow != NULL)