Leaked source code of windows server 2003
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#include "priv.h"
#include "sccls.h"
#include "resource.h"
#include "mshtmhst.h"
#include "deskbar.h"
#include "bands.h"
#define WANT_CBANDSITE_CLASS
#include "bandsite.h"
#include <trayp.h> // TM_*
#include <desktray.h> // IDeskTray
#include "dbapp.h"
#include "mluisupp.h"
/*
this virtual app implments DeskBars that you have on the desktop.
it has the glue that combines CDeskBar with CBandSite and populates the
bands (as well as persistance and such)
-Chee
*/
#define DM_INIT 0
#define DM_PERSIST 0 // trace IPS::Load, ::Save, etc.
#define DM_MENU 0 // menu code
#define DM_DRAG 0 // drag&drop
#define DM_TRAY 0 // tray: marshal, side, etc.
#ifdef DEBUG
extern unsigned long DbStreamTell(IStream *pstm);
#else
#define DbStreamTell(pstm) ((ULONG) 0)
#endif
#define SUPERCLASS CDeskBar
/*
Instead of just 4 Deskbars on the whole desktop, we now have 4 deskbars for
each monitor, however, this brings problem whenever a monitor goes away, we
need to clean up the following datastructure.
- dli
*/
// FEATURE: (dli) maybe this should be moved into multimon.h
// however, people should not get into the habbit of depending on this.
// and it's really not used anywhere else, so, keep it here for now.
#define DSA_MONITORSGROW 1
typedef struct DeskBarsPerMonitor {
HMONITOR hMon;
IDeskBar* Deskbars[4];
} DESKBARSPERMONITOR, *LPDESKBARSPERMONITOR;
HDSA g_hdsaDeskBars = NULL;
enum ips_e {
IPS_FALSE, // reserved, must be 0 (FALSE)
IPS_LOAD,
IPS_INITNEW
};
CASSERT(IPS_FALSE == 0);
CDeskBarApp::~CDeskBarApp()
{
_LeaveSide();
if (_pbs)
_pbs->Release();
if (_pcm)
_pcm->Release();
}
LRESULT CDeskBarApp::v_WndProc(HWND hwnd, UINT uMsg, WPARAM wParam, LPARAM lParam)
{
LRESULT lres = SUPERCLASS::v_WndProc(hwnd, uMsg, wParam, lParam);
if (!_hwnd) {
return lres; // destroyed by superclass
}
if (_eMode == WBM_BFLOATING) {
switch (uMsg) {
case WM_NOTIFY:
{
//
// override the hittest value to be HTCAPTION if we're docked browser based
//
NMHDR* pnm = (NMHDR*)lParam;
if (pnm->code == NM_NCHITTEST &&
pnm->hwndFrom == _hwndChild) {
//
// in the floating bug docked int he browser, we don't do
// mdi child stuff, so we make the gripper work as the caption
//
NMMOUSE* pnmm = (NMMOUSE*)pnm;
if (pnmm->dwHitInfo == RBHT_CAPTION ||
pnmm->dwHitInfo == RBHT_GRABBER)
lres = HTTRANSPARENT;
}
}
break;
case WM_NCHITTEST:
// all "client" areas are captions in this mode
if (lres == HTCLIENT)
lres = HTCAPTION;
break;
case WM_SETCURSOR:
DefWindowProcWrap(hwnd, uMsg, wParam, lParam);
return TRUE;
}
}
return lres;
}
BOOL CDeskBarApp::_OnCloseBar(BOOL fConfirm)
{
// if we are closing a bar with no bands in it, don't pop up the dialog
if ((_pbs && (_pbs->EnumBands(-1,NULL)==0)) ||
(!fConfirm || ConfirmRemoveBand(_hwnd, IDS_CONFIRMCLOSEBAR, TEXT(""))) )
return SUPERCLASS::_OnCloseBar(FALSE);
return FALSE;
}
// Gets the Deskbars on a specific monitor
// DBPM -- DeskBars Per Monitor
LPDESKBARSPERMONITOR GetDBPMWithMonitor(HMONITOR hMon, BOOL fCreate)
{
int ihdsa;
LPDESKBARSPERMONITOR pdbpm;
if (!g_hdsaDeskBars) {
if (fCreate)
g_hdsaDeskBars = DSA_Create(SIZEOF(DESKBARSPERMONITOR), DSA_MONITORSGROW);
}
if (!g_hdsaDeskBars)
return NULL;
// If we find the DBPM with this HMONITOR, return it.
for (ihdsa = 0; ihdsa < DSA_GetItemCount(g_hdsaDeskBars); ihdsa++) {
pdbpm = (LPDESKBARSPERMONITOR)DSA_GetItemPtr(g_hdsaDeskBars, ihdsa);
if (pdbpm->hMon == hMon)
return pdbpm;
}
if (fCreate) {
DESKBARSPERMONITOR dbpm = {0};
// This monitor is not setup, so set it, and set us the
// the ownder of _uSide
dbpm.hMon = hMon;
ihdsa = DSA_AppendItem(g_hdsaDeskBars, &dbpm);
pdbpm = (LPDESKBARSPERMONITOR)DSA_GetItemPtr(g_hdsaDeskBars, ihdsa);
return pdbpm;
}
// When all else fails, return NULL
return NULL;
}
void CDeskBarApp::_LeaveSide()
{
if (ISABE_DOCK(_uSide) && !ISWBM_FLOAT(_eMode)) {
// remove ourselves from the array list of where we were
LPDESKBARSPERMONITOR pdbpm = GetDBPMWithMonitor(_hMon, FALSE);
if (pdbpm && (pdbpm->Deskbars[_uSide] == this)) {
ASSERT(pdbpm->hMon);
ASSERT(pdbpm->hMon == _hMon);
pdbpm->Deskbars[_uSide] = NULL;
}
}
}
//***
// NOTES
// FEATURE: should we create/use IDeskTray::AppBarGetState?
UINT GetTraySide(HMONITOR * phMon)
{
LRESULT lTmp;
APPBARDATA abd;
abd.cbSize = sizeof(APPBARDATA);
abd.hWnd = GetTrayWindow();
if (phMon)
Tray_GetHMonitor(abd.hWnd, phMon);
abd.uEdge = (UINT)-1;
//lTmp = g_pdtray->AppBarGetTaskBarPos(&abd);
lTmp = SHAppBarMessage(ABM_GETTASKBARPOS, &abd);
ASSERT(lTmp);
TraceMsg(DM_TRAY, "gts: ret=ABE_%d", abd.uEdge);
return abd.uEdge;
}
//***
// ENTRY/EXIT
// fNoMerge is for the IPS::Load case
// NOTES
// warning: be careful of reentrancy! fNoMove is how we guard against it.
void CDeskBarApp::_SetModeSide(UINT eMode, UINT uSide, HMONITOR hMonNew, BOOL fNoMerge)
{
BOOL fNoMove;
// make sure we don't merge etc. on NOOP moves.
// we do such moves to force refresh (e.g. for autohide and IPS::Load);
// also happens w/ drags which end up back where they started
fNoMove = (eMode == _eMode && uSide == _uSide && hMonNew == _hMon);
if (!fNoMove)
_LeaveSide();
// warning: this may call (e.g.) AppBarRegister, which causes a
// resize, which calls back to us. careful of reentrancy!!!
// if we do reenter we end up w/ nt5:155043, where entry #1 has
// fNoMove==0, then we get a recalc, entry #2 has fNoMove==1,
// and we set our side array to us, then return back to entry
// #1 which merges into itself!
SUPERCLASS::_SetModeSide(eMode, uSide, hMonNew, fNoMerge);
if (!fNoMove) {
if (ISABE_DOCK(_uSide) && !ISWBM_FLOAT(_eMode)) {
LPDESKBARSPERMONITOR pdbpm = GetDBPMWithMonitor(hMonNew, TRUE);
HMONITOR hMonTray = NULL;
if (pdbpm) {
if (fNoMerge) {
if (!pdbpm->Deskbars[_uSide]) {
// 1st guy on an edge owns it
// if we don't do this, when we load persisted state on logon
// we end up w/ *no* edge owner (since fNoMerge), so we don't
// merge on subsequent moves.
goto Lsetowner;
}
}
else if (pdbpm->Deskbars[_uSide]) {
// if someone already there, try merging into them
#ifdef DEBUG
// alt+drag suppresses merge
// DEBUG only since don't track >1 per side, but useful
// for testing appbars and toolbars anyway
if (!(GetKeyState(VK_MENU) < 0))
#endif
{
extern IBandSite* _GetBandSite(IDeskBar * pdb);
IBandSite *pbs;
pbs = _GetBandSite(pdbpm->Deskbars[_uSide]);
// nt5:215952: should 'never' have pbs==0 but somehow
// it does happen (during deskbar automation tests).
// call andyp or tjgreen if you hit this assert so
// we can figure out why.
if (TPTR(pbs)) {
_MergeSide(pbs); // dst=pbs, src=this
pbs->Release();
}
}
}
else if ((GetTraySide(&hMonTray) == _uSide) && (hMonTray == _hMon) && !(GetKeyState(VK_SHIFT) < 0)) {
// ditto for tray (but need to marshal/unmarshal)
#ifdef DEBUG
// alt+drag suppresses merge
// DEBUG only since don't track >1 per side, but useful
// for testing appbars and toolbars anyway
if (!(GetKeyState(VK_MENU) < 0))
#endif
{
_MergeSide((IBandSite *)1); // dst=pbs, src=this
}
}
else {
// o.w. nobody there yet, set ourselves as owner
ASSERT(pdbpm->hMon);
ASSERT(pdbpm->hMon == hMonNew);
Lsetowner:
TraceMsg(DM_TRAY, "cdba._sms: 1st side owner this=0x%x", this);
pdbpm->Deskbars[_uSide] = this;
}
}
}
}
}
void CDeskBarApp::_UpdateCaptionTitle()
{
if (ISWBM_FLOAT(_eMode)) {
int iCount = (int)_pbs->EnumBands((UINT)-1, NULL);
if (iCount == 1) {
DWORD dwBandID;
if (SUCCEEDED(_pbs->EnumBands(0, &dwBandID))) {
WCHAR wszTitle[80];
if (SUCCEEDED(_pbs->QueryBand(dwBandID, NULL, NULL, wszTitle, ARRAYSIZE(wszTitle)))) {
SetWindowText(_hwnd, wszTitle);
}
}
}
else {
TCHAR szTitle[80];
szTitle[0] = 0;
MLLoadString(IDS_WEBBARSTITLE,szTitle,ARRAYSIZE(szTitle));
SetWindowText(_hwnd, szTitle);
}
}
}
void CDeskBarApp::_NotifyModeChange(DWORD dwMode)
{
SUPERCLASS::_NotifyModeChange(dwMode);
_UpdateCaptionTitle();
}
//*** GetTrayIface -- get iface from tray (w/ marshal/unmarshal)
//
HRESULT GetTrayIface(REFIID riid, void **ppvObj)
{
HRESULT hr = E_FAIL;
HWND hwndTray;
IStream *pstm;
TraceMsg(DM_TRAY, "gtif: marshal!");
*ppvObj = NULL;
hwndTray = GetTrayWindow();
if (hwndTray) {
pstm = (IStream *) SendMessage(hwndTray, TM_MARSHALBS, (WPARAM)(GUID *)&riid, 0);
if (EVAL(pstm)) {
// paired w/ matching Marshal in explorer (TM_MARSHALBS)
hr = CoGetInterfaceAndReleaseStream(pstm, riid, ppvObj);
ASSERT(SUCCEEDED(hr));
}
}
return hr;
}
//*** _MergeSide -- merge two deskbars into one
// ENTRY/EXIT
// this [INOUT] destination deskbar (ptr:1 if tray)
// pdbSrc [INOUT] source deskbar; deleted if all bands moved successfully
// ret S_OK if all bands moved; S_FALSE if some moved; E_* o.w.
HRESULT CDeskBarApp::_MergeSide(IBandSite *pbsDst)
{
extern HRESULT _MergeBS(IDropTarget *pdtDst, IBandSite *pbsSrc);
HRESULT hr;
IDropTarget *pdtDst;
AddRef(); // make sure we don't disappear partway thru operation
if (pbsDst == (IBandSite *)1) {
// get (marshal'ed) iface from tray
hr = GetTrayIface(IID_IDropTarget, (void **)&pdtDst);
ASSERT(SUCCEEDED(hr));
}
else {
// don't merge into ourself!
ASSERT(pbsDst != _pbs);
ASSERT(!SHIsSameObject(pbsDst, SAFECAST(_pbs, IBandSite*)));
hr = pbsDst->QueryInterface(IID_IDropTarget, (void **)&pdtDst);
ASSERT(SUCCEEDED(hr));
}
ASSERT(SUCCEEDED(hr) || pdtDst == NULL);
if (pdtDst) {
hr = _MergeBS(pdtDst, _pbs);
pdtDst->Release();
}
Release();
return hr;
}
void CDeskBarApp::_CreateBandSiteMenu()
{
CoCreateInstance(CLSID_BandSiteMenu, NULL,CLSCTX_INPROC_SERVER,
IID_PPV_ARG(IContextMenu3, &_pcm));
if (_pcm)
{
IShellService* pss;
_pcm->QueryInterface(IID_IShellService, (LPVOID*)&pss);
if (pss)
{
pss->SetOwner((IBandSite*)_pbs);
pss->Release();
}
}
}
HRESULT CDeskBarApp::QueryInterface(REFIID riid, LPVOID * ppvObj)
{
if (IsEqualIID(riid, IID_IContextMenu) ||
IsEqualIID(riid, IID_IContextMenu2) ||
IsEqualIID(riid, IID_IContextMenu3))
{
if (!_pcm)
{
_CreateBandSiteMenu();
}
// only return out our pointer if we got the one we're going
// to delegate to
if (_pcm)
{
*ppvObj = SAFECAST(this, IContextMenu3*);
AddRef();
return S_OK;
}
}
return SUPERCLASS::QueryInterface(riid, ppvObj);
}
HRESULT CDeskBarApp::QueryService(REFGUID guidService,
REFIID riid, void **ppvObj)
{
if (IsEqualGUID(guidService,SID_SBandSite)) {
return QueryInterface(riid, ppvObj);
}
return SUPERCLASS::QueryService(guidService, riid, ppvObj);
}
HRESULT CDeskBarApp::InvokeCommand(LPCMINVOKECOMMANDINFO pici)
{
int idCmd = -1;
if (!HIWORD(pici->lpVerb))
idCmd = LOWORD(pici->lpVerb);
if (idCmd >= _idCmdDeskBarFirst)
{
_AppBarOnCommand(idCmd - _idCmdDeskBarFirst);
return S_OK;
}
return _pcm->InvokeCommand(pici);
}
HRESULT CDeskBarApp::GetCommandString( UINT_PTR idCmd,
UINT uType,
UINT *pwReserved,
LPSTR pszName,
UINT cchMax)
{
return _pcm->GetCommandString(idCmd, uType, pwReserved, pszName, cchMax);
}
HRESULT CDeskBarApp::HandleMenuMsg(UINT uMsg, WPARAM wParam, LPARAM lParam)
{
return _pcm->HandleMenuMsg(uMsg, wParam, lParam);
}
HRESULT CDeskBarApp::HandleMenuMsg2(UINT uMsg, WPARAM wParam, LPARAM lParam, LRESULT* plres)
{
return _pcm->HandleMenuMsg2(uMsg, wParam, lParam, plres);
}
HRESULT CDeskBarApp::QueryContextMenu(HMENU hmenu,
UINT indexMenu,
UINT idCmdFirst,
UINT idCmdLast,
UINT uFlags)
{
HRESULT hr = _pcm->QueryContextMenu(hmenu, indexMenu, idCmdFirst, idCmdLast, uFlags);
if (SUCCEEDED(hr))
{
int i = hr;
HMENU hmenuSrc;
_idCmdDeskBarFirst = i;
hmenuSrc = _GetContextMenu();
// off-by-1 and by idCmdFirst+i, i think...
i += Shell_MergeMenus(hmenu, hmenuSrc, (UINT)-1, idCmdFirst + i, idCmdLast, MM_ADDSEPARATOR) - (idCmdFirst + i);
DestroyMenu(hmenuSrc);
return ResultFromShort(i); // potentially off-by-1, but who cares...
}
return hr;
}
//***
// NOTES
// FEATURE: nuke this, fold it into CDeskBarApp_CreateInstance
HRESULT DeskBarApp_Create(IUnknown** ppunk)
{
HRESULT hres;
*ppunk = NULL;
CDeskBarApp *pdb = new CDeskBarApp();
if (!pdb)
return E_OUTOFMEMORY;
CBandSite *pcbs = new CBandSite(NULL);
if (pcbs)
{
IDeskBarClient *pdbc = SAFECAST(pcbs, IDeskBarClient*);
hres = pdb->SetClient(pdbc);
if (SUCCEEDED(hres))
{
pdb->_pbs = pcbs;
pcbs->AddRef();
*ppunk = SAFECAST(pdb, IDeskBar*);
}
pdbc->Release();
}
else
{
hres = E_OUTOFMEMORY;
}
if (FAILED(hres))
pdb->Release();
return hres;
}
STDAPI CDeskBarApp_CreateInstance(IUnknown* pUnkOuter, IUnknown** ppunk, LPCOBJECTINFO poi)
{
HRESULT hres;
IUnknown *punk;
// aggregation checking is handled in class factory
hres = DeskBarApp_Create(&punk);
if (SUCCEEDED(hres)) {
*ppunk = SAFECAST(punk, IDockingWindow*);
return S_OK;
}
return E_OUTOFMEMORY;
}
//*** CDeskBarApp::IInputObject*::* {
//
HRESULT CDeskBarApp::TranslateAcceleratorIO(LPMSG lpMsg)
{
if (lpMsg->message == WM_SYSKEYDOWN) {
if (lpMsg->wParam == VK_F4) {
// ie4:28819: need to trap VK_F4 here, o.w. CBaseBrowser::TA
// does a last-chance (winsdk)::TA (to IDM_CLOSE) and doing a
// shutdown!
PostMessage(_hwnd, WM_CLOSE, 0, 0);
return S_OK;
}
}
return SUPERCLASS::TranslateAcceleratorIO(lpMsg);
}
// }
//*** CDeskBarApp::IPersistStream*::* {
//
HRESULT CDeskBarApp::GetClassID(CLSID *pClassID)
{
*pClassID = CLSID_DeskBarApp;
return S_OK;
}
HRESULT CDeskBarApp::IsDirty(void)
{
return S_FALSE; // Never be dirty
}
//
// Persisted CDeskBarApp
//
#define STC_VERSION 1
struct SThisClass
{
DWORD cbSize;
DWORD cbVersion;
};
HRESULT CDeskBarApp::Load(IStream *pstm)
{
SThisClass stc;
ULONG cbRead;
HRESULT hres;
TraceMsg(DM_PERSIST, "cdba.l enter(this=%x pstm=%x) tell()=%x", this, pstm, DbStreamTell(pstm));
ASSERT(!_eInitLoaded);
_eInitLoaded = IPS_LOAD;
hres = pstm->Read(&stc, SIZEOF(stc), &cbRead);
#ifdef DEBUG
// just in case we toast ourselves (offscreen or something)...
static BOOL fNoPersist = FALSE;
if (fNoPersist)
hres = E_FAIL;
#endif
if (hres==S_OK && cbRead==SIZEOF(stc)) {
if (stc.cbSize==SIZEOF(SThisClass) && stc.cbVersion==STC_VERSION) {
_eInitLoaded = IPS_LOAD; // FEATURE: what if OLFS of bands fails?
hres = SUPERCLASS::Load(pstm);
TraceMsg(DM_INIT, "cdba::Load succeeded");
} else {
TraceMsg(DM_ERROR, "cdba::Load failed stc.cbSize==SIZEOF(SThisClass) && stc.cbVersion==SWB_VERSION");
hres = E_FAIL;
}
} else {
TraceMsg(DM_ERROR, "cdba::Load failed (hres==S_OK && cbRead==SIZEOF(_adEdge)");
hres = E_FAIL;
}
TraceMsg(DM_PERSIST, "cdba.l leave tell()=%x", DbStreamTell(pstm));
// after loading this, if we find that we're supposed to be browser docked,
// make our bandsite always have a gripper
if (_eMode == WBM_BFLOATING)
{
BANDSITEINFO bsinfo;
bsinfo.dwMask = BSIM_STYLE;
bsinfo.dwStyle = BSIS_ALWAYSGRIPPER;
_pbs->SetBandSiteInfo(&bsinfo);
}
return hres;
}
HRESULT CDeskBarApp::Save(IStream *pstm, BOOL fClearDirty)
{
HRESULT hres;
SThisClass stc;
TraceMsg(DM_PERSIST, "cdba.s enter(this=%x pstm=%x) tell()=%x", this, pstm, DbStreamTell(pstm));
stc.cbSize = SIZEOF(SThisClass);
stc.cbVersion = STC_VERSION;
hres = pstm->Write(&stc, SIZEOF(stc), NULL);
if (SUCCEEDED(hres)) {
SUPERCLASS::Save(pstm, fClearDirty);
}
TraceMsg(DM_PERSIST, "cdba.s leave tell()=%x", DbStreamTell(pstm));
return hres;
}
HRESULT CDeskBarApp::GetSizeMax(ULARGE_INTEGER *pcbSize)
{
ULARGE_INTEGER cbMax = { SIZEOF(SThisClass), 0 };
*pcbSize = cbMax;
return S_OK;
}
HRESULT CDeskBarApp::InitNew(void)
{
HRESULT hres;
ASSERT(!_eInitLoaded);
_eInitLoaded = IPS_INITNEW;
TraceMsg(DM_INIT, "CDeskBarApp::InitNew called");
hres = SUPERCLASS::InitNew();
if (FAILED(hres))
return hres;
// can't call _InitPos4 until set site in SetSite
return hres;
}
HRESULT CDeskBarApp::Exec(const GUID *pguidCmdGroup, DWORD nCmdID, DWORD nCmdexecopt,
VARIANTARG *pvarargIn, VARIANTARG *pvarargOut)
{
if (pguidCmdGroup == NULL) {
/*NOTHING*/
}
else if (IsEqualGUID(CGID_DeskBarClient, *pguidCmdGroup)) {
switch (nCmdID) {
case DBCID_EMPTY:
if (_pbs) {
// if we have no bands left, close
PostMessage(_hwnd, WM_CLOSE, 0, 0);
}
return S_OK;
}
}
else if (IsEqualIID(*pguidCmdGroup, CGID_DeskBand)) {
switch (nCmdID) {
case DBID_BANDINFOCHANGED:
_UpdateCaptionTitle();
return S_OK;
}
}
else if (IsEqualIID(*pguidCmdGroup, CGID_BandSite)) {
switch (nCmdID) {
case BSID_BANDADDED:
case BSID_BANDREMOVED:
_UpdateCaptionTitle();
return S_OK;
}
}
return SUPERCLASS::Exec(pguidCmdGroup, nCmdID, nCmdexecopt, pvarargIn, pvarargOut);
}
HRESULT CDeskBarApp::Load(IPropertyBag *pPropBag, IErrorLog *pErrorLog)
{
HRESULT hres;
ASSERT(!_eInitLoaded);
_eInitLoaded = IPS_LOAD;
TraceMsg(DM_INIT, "CDeskBarApp::Load(bag) called");
hres = SUPERCLASS::Load(pPropBag, pErrorLog);
// after loading this, if we find that we're supposed to be browser docked,
// make our bandsite always have a gripper
if (_eMode == WBM_BFLOATING)
{
BANDSITEINFO bsinfo;
bsinfo.dwMask = BSIM_STYLE;
bsinfo.dwStyle = BSIS_ALWAYSGRIPPER;
_pbs->SetBandSiteInfo(&bsinfo);
}
return hres;
}
IBandSite * _GetBandSite(IDeskBar * pdb)
{
IBandSite* pbs = NULL;
if (pdb) {
IUnknown* punkClient;
pdb->GetClient(&punkClient);
if (punkClient) {
punkClient->QueryInterface(IID_IBandSite, (LPVOID*)&pbs);
punkClient->Release();
}
}
return pbs;
}
IBandSite* DeskBarApp_GetBandSiteOnEdge(UINT uEdge)
{
// APPCOMPAT: (dli) if no HMONITOR is passed in, use the primary monitor
// should make sure that there is always a valid HMONITOR passed in
HMONITOR hMon = GetPrimaryMonitor();
// --------------------------------------------------------------
LPDESKBARSPERMONITOR pdbpm = GetDBPMWithMonitor(hMon, FALSE);
if (pdbpm) {
ASSERT(pdbpm->hMon);
ASSERT(pdbpm->hMon == hMon);
return _GetBandSite(pdbpm->Deskbars[uEdge]);
}
return NULL;
}
IBandSite* DeskBarApp_GetBandSiteAtPoint(LPPOINT ppt)
{
HWND hwnd = WindowFromPoint(*ppt);
HMONITOR hMon = MonitorFromPoint(*ppt, MONITOR_DEFAULTTONULL);
if (hwnd && hMon) {
LPDESKBARSPERMONITOR pdbpm = GetDBPMWithMonitor(hMon, FALSE);
if (pdbpm) {
ASSERT(pdbpm->hMon);
ASSERT(pdbpm->hMon == hMon);
int i;
for (i = 0; i < 4; i++) {
if (pdbpm->Deskbars[i]) {
HWND hwndDeskbar;
pdbpm->Deskbars[i]->GetWindow(&hwndDeskbar);
if (hwndDeskbar == hwnd) {
return _GetBandSite(pdbpm->Deskbars[i]);
}
}
}
}
}
return NULL;
}
// }