<s>
ActiveX	B-Application
Document	I-Application
(	O
also	O
known	O
as	O
DocObject	O
or	O
DocObj	O
)	O
is	O
a	O
Microsoft	O
technology	O
that	O
allows	O
users	O
to	O
view	O
and	O
edit	O
Microsoft	O
Word	B-Application
,	O
Excel	B-Application
,	O
and	O
PDF	B-Application
documents	I-Application
inside	O
web	O
browsers	O
.	O
</s>
<s>
It	O
defines	O
a	O
set	O
of	O
Component	B-Application
Object	I-Application
Model	I-Application
coding	O
contracts	O
between	O
hosting	O
programs	O
like	O
Internet	O
Explorer	O
or	O
Microsoft	O
Office	O
Binder	O
and	O
hosted	O
documents	O
from	O
programs	O
like	O
Microsoft	B-Application
Word	I-Application
,	O
Microsoft	B-Application
Excel	I-Application
and	O
Adobe	B-Application
Reader	I-Application
.	O
</s>
<s>
Initially	O
designed	O
for	O
compound	O
documents	O
based	O
on	O
COM	B-Library
Structured	I-Library
Storage	I-Library
,	O
the	O
technology	O
allows	O
one	O
single	O
hosting	O
program	O
like	O
Office	O
Binder	O
to	O
contain	O
unlimited	O
type	O
of	O
documents	O
.	O
</s>
<s>
The	O
server	O
program	O
that	O
provides	O
an	O
ActiveX	B-Application
document	I-Application
can	O
be	O
an	O
EXE	O
or	O
a	O
DLL	O
server	O
.	O
</s>
<s>
There	O
are	O
a	O
few	O
code	O
contracts	O
that	O
ActiveX	B-Application
documents	I-Application
and	O
their	O
container	O
need	O
to	O
implement	O
in	O
order	O
to	O
communicate	O
about	O
their	O
capabilities	O
and	O
requirements	O
.	O
</s>
<s>
An	O
ActiveX	B-Application
document	I-Application
server	O
application	O
needs	O
to	O
implement	O
the	O
following	O
code	O
contracts	O
that	O
are	O
expected	O
by	O
an	O
ActiveX	B-Application
document	I-Application
container	O
that	O
is	O
going	O
to	O
host	O
the	O
document	O
:	O
</s>
<s>
Microsoft	O
has	O
ActiveX	B-Application
Document	I-Application
support	O
in	O
its	O
developer	O
tools	O
to	O
help	O
programmers	O
in	O
creating	O
ActiveX	B-Application
Document	I-Application
applications	O
.	O
</s>
<s>
In	O
Visual	B-Application
C++	I-Application
,	O
programmers	O
can	O
include	O
Microsoft	B-Language
Foundation	I-Language
Classes	I-Language
's	O
support	O
for	O
ActiveX	B-Application
Documents	I-Application
in	O
the	O
MFC	O
project	O
wizard	O
.	O
</s>
<s>
A	O
programmer	O
can	O
choose	O
to	O
add	O
ActiveX	B-Application
document	I-Application
server	O
and/or	O
container	O
support	O
to	O
the	O
new	O
program	O
by	O
checking	O
a	O
checkbox	O
during	O
the	O
project	O
creation	O
process	O
.	O
</s>
<s>
In	O
Visual	B-Language
Basic	I-Language
,	O
ActiveX	B-Application
Document	I-Application
Migration	O
wizard	O
helps	O
programmers	O
to	O
convert	O
VB	O
forms	O
into	O
ActiveX	B-Application
documents	I-Application
.	O
</s>
<s>
In	O
Visual	B-Application
FoxPro	I-Application
,	O
The	O
ActiveDoc	O
Base	O
Class	O
supports	O
development	O
for	O
ActiveX	B-Application
document	I-Application
servers	O
.	O
</s>
