Index_V

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V

values, 119

variant compliant IDL data types, 144

Variant data type, 143,

VARIANT data type, 170, 457

VARIANT,

creating, 458-459

functions, 459-460

structure, 457-458

VB, see also Visual Basic

calling QueryInterface() from, 161-162

creating coclasses in, 161

test client (About box), 642-643

using callback from, 544-545

versioning, 77

versioning interfaces, 53-55

VIEWSTATUS enumeration, 663-664

virtual base class functions, declaring, 28

virtual function table, see vTable

virtual functions, 27

defining, 27-28

virtual keyword, 27

virtual pointer, see vPtr

Visual Basic, see also VB

and ad hoc polymorphism, 32-33

and COM language mapping, 159-162

data types, 143-144

using connectable object from, 560-561

vPtr, 31

vTable, 31

binding, 446



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Developer's Workshop to COM and ATL 3.0
Developers Workshop to COM and ATL 3.0
ISBN: 1556227043
EAN: 2147483647
Year: 2000
Pages: 171

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