HRESULT CCmdTarget::GetTypeInfoOfGuid(LCID lcid, REFGUID guid,
LPTYPEINFO* ppTypeInfo)
{
USES_CONVERSION;
AfxLockGlobals(CRIT_TYPELIBCACHE);
HRESULT hr = TYPE_E_CANTLOADLIBRARY;
CTypeLibCache* pTypeLibCache = GetTypeLibCache();
LPTYPELIB pTypeLib = NULL;
// If type info is already cached, just return it.
if (pTypeLibCache->LookupTypeInfo(lcid, guid, ppTypeInfo))
{
hr = S_OK;
}
else
{
// If type library isn't already cached, try to locate it.
if (!pTypeLibCache->Lookup(lcid, &pTypeLib))
{
// First, try getting the subclass to load the type library
// (normally this goes through LoadRegTypeLib).
if (FAILED(GetTypeLib(lcid, &pTypeLib)))
{
AFX_MANAGE_STATE(m_pModuleState);
// If that failed, try loading the type library from our own
// resources.
TCHAR szPath[_MAX_PATH];
GetModuleFileName(AfxGetInstanceHandle(), szPath, _MAX_PATH);
if (FAILED(LoadTypeLib(T2COLE(szPath), &pTypeLib)))
pTypeLib = NULL;
}
pTypeLibCache->Cache(lcid, pTypeLib);
}
// If we got a type library, extract the requested type info.
if (pTypeLib != NULL)
{
hr = pTypeLib->GetTypeInfoOfGuid(guid, ppTypeInfo);
pTypeLib->Release();
pTypeLibCache->CacheTypeInfo(lcid, guid, *ppTypeInfo);
}
}
AfxUnlockGlobals(CRIT_TYPELIBCACHE);
return hr;
}
BOOL CTreeItem::Expand( HTREEITEM hitem )
{
BOOL fExpand = FALSE ;
switch(m_Type)
{
case typeUnknown:
case typeUnknown2:
break ;
case typeTypeLib:
fExpand = ExpandTypeLib( hitem );
break ;
case typeTypeLib2:
{
// CTypeLibWnd::m_fGroupByType == TRUE
CTreeItem* pItem ;
TV_INSERTSTRUCT tvis ;
tvis.hParent = hitem ;
tvis.hInsertAfter = TVI_LAST ;
tvis.item.mask = TVIF_TEXT | TVIF_CHILDREN | TVIF_PARAM | TVIF_IMAGE | TVIF_SELECTEDIMAGE ;
tvis.item.iImage = CTreeItem::typeUnknown ;
tvis.item.iSelectedImage = tvis.item.iImage + 1 ;
tvis.item.cChildren = 1 ;
#pragma warning (suppress: 6211) // Not Leaking. pItem is inserted into m_pTree
pItem = new CTreeItem(m_pTree) ;
pItem->SetTypeLib( GetTypeLib() ) ;
GetTypeLib()->AddRef() ;
pItem->m_Type = CTreeItem::typeEnums ;
tvis.item.lParam = (LPARAM)pItem ;
tvis.item.pszText = _T("Enums") ;
m_pTree->InsertItem(&tvis) ;
pItem = new CTreeItem(m_pTree) ;
pItem->SetTypeLib( GetTypeLib() ) ;
GetTypeLib()->AddRef() ;
pItem->m_Type = CTreeItem::typeRecords ;
tvis.item.lParam = (LPARAM)pItem ;
tvis.item.pszText = _T("Structs") ;
m_pTree->InsertItem(&tvis) ;
pItem = new CTreeItem(m_pTree) ;
pItem->SetTypeLib( GetTypeLib() ) ;
GetTypeLib()->AddRef() ;
pItem->m_Type = CTreeItem::typeModules ;
tvis.item.lParam = (LPARAM)pItem ;
tvis.item.pszText = _T("Modules") ;
m_pTree->InsertItem(&tvis) ;
pItem = new CTreeItem(m_pTree) ;
pItem->SetTypeLib( GetTypeLib() ) ;
GetTypeLib()->AddRef() ;
pItem->m_Type = CTreeItem::typeInterfaces ;
tvis.item.lParam = (LPARAM)pItem ;
tvis.item.pszText = _T("Interfaces") ;
m_pTree->InsertItem(&tvis) ;
pItem = new CTreeItem(m_pTree) ;
pItem->SetTypeLib( GetTypeLib() ) ;
GetTypeLib()->AddRef() ;
pItem->m_Type = CTreeItem::typeDispinterfaces ;
tvis.item.lParam = (LPARAM)pItem ;
tvis.item.pszText = _T("Dispinterfaces") ;
m_pTree->InsertItem(&tvis) ;
pItem = new CTreeItem(m_pTree) ;
pItem->SetTypeLib( GetTypeLib() ) ;
GetTypeLib()->AddRef() ;
pItem->m_Type = CTreeItem::typeCoClasses ;
tvis.item.lParam = (LPARAM)pItem ;
tvis.item.pszText = _T("CoClasses") ;
m_pTree->InsertItem(&tvis) ;
pItem = new CTreeItem(m_pTree) ;
pItem->SetTypeLib( GetTypeLib() ) ;
GetTypeLib()->AddRef() ;
pItem->m_Type = CTreeItem::typeAliases ;
tvis.item.lParam = (LPARAM)pItem ;
tvis.item.pszText = _T("Typedefs") ;
m_pTree->InsertItem(&tvis) ;
pItem = new CTreeItem(m_pTree) ;
pItem->SetTypeLib( GetTypeLib() ) ;
GetTypeLib()->AddRef() ;
pItem->m_Type = CTreeItem::typeUnions ;
tvis.item.lParam = (LPARAM)pItem ;
tvis.item.pszText = _T("Unions") ;
m_pTree->InsertItem(&tvis) ;
fExpand = TRUE ;
}
break ;
case typeEnums:
case typeRecords:
case typeModules:
case typeInterfaces:
case typeDispinterfaces:
case typeCoClasses:
case typeAliases:
case typeUnions:
fExpand = ExpandTypeLib( hitem ) ;
break ;
case typeTypeInfo:
case typeTypeInfo2:
case typeEnum:
case typeRecord:
case typeModule:
case typeInterface:
case typeDispinterface:
case typeCoClass:
case typeAlias:
case typeUnion:
fExpand = ExpandTypeInfo( hitem ) ;
break ;
case typeMethods:
case typeMethods2:
fExpand = ExpandFuncs( hitem ) ;
break ;
case typeProperties:
case typeProperties2:
case typeConstants:
case typeConstants2:
fExpand = ExpandVars( hitem ) ;
break ;
case typeImplTypes:
case typeImplTypes2:
fExpand = ExpandImplTypes( hitem ) ;
break ;
case typeMethod:
case typeProperty:
case typeConstant:
default:
break ;
}
return fExpand ;
}
BOOL CTreeItem::ExpandTypeLib( HTREEITEM hitem )
{
ASSERT(hitem) ;
CTreeItem* pNewItem = NULL ;
UINT uiTypeInfoCount = GetTypeLib()->GetTypeInfoCount() ;
HRESULT hr = S_OK ;
TV_INSERTSTRUCT tvis ;
CString strError = "Enumerating typeinfos";
TYPEATTR* pattr = NULL ;
BOOL fExpand = FALSE ;
tvis.hParent = hitem ;
tvis.hInsertAfter = TVI_LAST ;
tvis.item.mask = TVIF_PARAM | TVIF_TEXT | TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_CHILDREN ;
tvis.item.cChildren = 1 ;
TRY
{
for (UINT n = 0 ; n < uiTypeInfoCount ; n++)
{
#pragma warning (suppress: 6014)
pNewItem = new CTreeItem( m_pTree ) ;
pNewItem->m_Type = typeTypeInfo ;
ASSERT(pNewItem) ;
tvis.item.lParam = (LPARAM)pNewItem ;
hr = GetTypeLib()->GetTypeInfo( n, (ITypeInfo**)&pNewItem->m_punk ) ;
if (FAILED(hr))
{
strError.Format(_T("Could not get TypeInfo #%u"), n ) ;
AfxThrowOleException(hr) ;
}
ASSERT(pNewItem->m_punk) ;
hr = pNewItem->GetTypeInfo()->GetTypeAttr(&pattr) ;
if FAILED(hr)
{
strError.Format(_T("ITypeInfo::GetTypeAttr() failed") ) ;
AfxThrowOleException(hr) ;
}
if ((m_Type == typeTypeLib) ||
(m_Type == (TypeKindToItemType(pattr->typekind) + 8)))
{
tvis.item.iImage = pattr->typekind + typeEnum ;
tvis.item.iSelectedImage = tvis.item.iImage ;
CString sName;
pNewItem->GetName(sName, TRUE );
tvis.item.pszText = sName.GetBuffer(0);
m_pTree->InsertItem( &tvis ) ;
sName.ReleaseBuffer();
pNewItem->GetTypeInfo()->ReleaseTypeAttr( pattr ) ;
fExpand = TRUE ;
}
else
{
pNewItem->GetTypeInfo()->ReleaseTypeAttr( pattr ) ;
delete pNewItem ;
}
}
}
CATCH(CException, pException)
{
if (pException->IsKindOf(RUNTIME_CLASS(COleException)))
ErrorMessage( strError, ((COleException*)pException)->m_sc ) ;
else
ErrorMessage( strError, hr ) ;
if (pNewItem)
delete pNewItem ;
return FALSE ;
}
END_CATCH
return fExpand ;
}
