COleObjectFactory::COleObjectFactory(REFCLSID clsid,
CRuntimeClass* pRuntimeClass, BOOL bMultiInstance, LPCTSTR lpszProgID)
{
ASSERT(pRuntimeClass == NULL ||
pRuntimeClass->IsDerivedFrom(RUNTIME_CLASS(CCmdTarget)));
ASSERT(AfxIsValidAddress(&clsid, sizeof(CLSID), FALSE));
ASSERT(lpszProgID == NULL || AfxIsValidString(lpszProgID));
// initialize to unregistered state
m_dwRegister = 0; // not registered yet
m_bRegistered = FALSE;
m_clsid = clsid;
m_pRuntimeClass = pRuntimeClass;
m_bMultiInstance = bMultiInstance;
m_lpszProgID = lpszProgID;
m_bOAT = (BYTE) OAT_UNKNOWN;
// licensing information
m_bLicenseChecked = FALSE;
m_bLicenseValid = FALSE;
// add this factory to the list of factories
m_pNextFactory = NULL;
AFX_MODULE_STATE* pModuleState = _AFX_CMDTARGET_GETSTATE();
AfxLockGlobals(CRIT_OBJECTFACTORYLIST);
pModuleState->m_factoryList.AddHead(this);
AfxUnlockGlobals(CRIT_OBJECTFACTORYLIST);
ASSERT_VALID(this);
}
BOOL CWnd::_EnableToolTips(BOOL bEnable, UINT nFlag)
{
ASSERT(nFlag == WF_TOOLTIPS || nFlag == WF_TRACKINGTOOLTIPS);
AFX_MODULE_THREAD_STATE* pModuleThreadState = AfxGetModuleThreadState();
CToolTipCtrl* pToolTip = pModuleThreadState->m_pToolTip;
if (!bEnable)
{
// nothing to do if tooltips not enabled
if (!(m_nFlags & nFlag))
return TRUE;
// cancel tooltip if this window is active
if (pModuleThreadState->m_pLastHit == this)
CancelToolTips(TRUE);
// remove "dead-area" toolbar
if (pToolTip->GetSafeHwnd() != NULL)
{
TOOLINFO ti;
memset(&ti, 0, sizeof(TOOLINFO));
ti.cbSize = sizeof(AFX_OLDTOOLINFO);
ti.uFlags = TTF_IDISHWND;
ti.hwnd = m_hWnd;
ti.uId = (UINT_PTR)m_hWnd;
pToolTip->SendMessage(TTM_DELTOOL, 0, (LPARAM)&ti);
}
// success
m_nFlags &= ~nFlag;
return TRUE;
}
// if already enabled for tooltips, nothing to do
if (!(m_nFlags & nFlag))
{
// success
AFX_MODULE_STATE* pModuleState = _AFX_CMDTARGET_GETSTATE();
pModuleState->m_pfnFilterToolTipMessage = &CWnd::_FilterToolTipMessage;
m_nFlags |= nFlag;
}
return TRUE;
}
COleObjectFactory::~COleObjectFactory()
{
ASSERT_VALID(this);
#ifdef _AFXDLL
if (m_pModuleState == NULL)
return;
#endif
// deregister this class factory
Revoke();
// remove this class factory from the list of active class factories
#ifdef _AFXDLL
AFX_MODULE_STATE* pModuleState = m_pModuleState;
#else
AFX_MODULE_STATE* pModuleState = _AFX_CMDTARGET_GETSTATE();
#endif
AfxLockGlobals(CRIT_OBJECTFACTORYLIST);
BOOL bResult = pModuleState->m_factoryList.Remove(this);
AfxUnlockGlobals(CRIT_OBJECTFACTORYLIST);
if (bResult)
return;
// check CDynLinkLibrary objects in case it was transfered during init
#ifdef _AFXDLL
AfxLockGlobals(CRIT_DYNLINKLIST);
for (CDynLinkLibrary* pDLL = pModuleState->m_libraryList; pDLL != NULL;
pDLL = pDLL->m_pNextDLL)
{
if (pDLL->m_factoryList.Remove(this))
{
AfxUnlockGlobals(CRIT_DYNLINKLIST);
return;
}
}
AfxUnlockGlobals(CRIT_DYNLINKLIST);
#endif
}
