Skip to content
GitLab
Explore
Sign in
Register
Primary navigation
Search or go to…
Project
wine
Manage
Activity
Members
Labels
Code
Merge requests
Repository
Branches
Commits
Tags
Repository graph
Compare revisions
Snippets
Build
Pipelines
Jobs
Pipeline schedules
Artifacts
Deploy
Package registry
Container Registry
Model registry
Operate
Terraform modules
Analyze
Value stream analytics
Contributor analytics
CI/CD analytics
Repository analytics
Model experiments
Help
Help
Support
GitLab documentation
Compare GitLab plans
Community forum
Contribute to GitLab
Provide feedback
Keyboard shortcuts
?
Snippets
Groups
Projects
Show more breadcrumbs
Yoann Laissus
wine
Commits
2e67f9bc
Commit
2e67f9bc
authored
24 years ago
by
Huw D. M. Davies
Committed by
Alexandre Julliard
24 years ago
Browse files
Options
Downloads
Patches
Plain Diff
A generic implemention of IConnectionPoint/IEnumConnections.
parent
fef71865
No related branches found
Branches containing commit
No related tags found
Tags containing commit
No related merge requests found
Changes
3
Hide whitespace changes
Inline
Side-by-side
Showing
3 changed files
dlls/oleaut32/Makefile.in
+1
-0
1 addition, 0 deletions
dlls/oleaut32/Makefile.in
dlls/oleaut32/connpt.c
+620
-0
620 additions, 0 deletions
dlls/oleaut32/connpt.c
dlls/oleaut32/connpt.h
+6
-0
6 additions, 0 deletions
dlls/oleaut32/connpt.h
with
627 additions
and
0 deletions
dlls/oleaut32/Makefile.in
+
1
−
0
View file @
2e67f9bc
...
...
@@ -8,6 +8,7 @@ ALTNAMES = ole2disp typelib
IMPORTS
=
ole32 comctl32
C_SRCS
=
\
connpt.c
\
ole2disp.c
\
oleaut.c
\
olefont.c
\
...
...
This diff is collapsed.
Click to expand it.
dlls/oleaut32/connpt.c
0 → 100644
+
620
−
0
View file @
2e67f9bc
/*
* Implementation of a generic ConnectionPoint object.
*
* Copyright 2000 Huw D M Davies for CodeWeavers
*
* See one exported function here is CreateConnectionPoint, see
* comments just above that function for information.
*/
#include
<assert.h>
#include
"winerror.h"
#include
"olectl.h"
#include
"wine/obj_base.h"
#include
"wine/obj_connection.h"
#include
"connpt.h"
#include
"debugtools.h"
DEFAULT_DEBUG_CHANNEL
(
ole
)
#define MAXSINKS 10
/************************************************************************
* Implementation of IConnectionPoint
*/
typedef
struct
ConnectionPointImpl
{
ICOM_VTABLE
(
IConnectionPoint
)
*
lpvtbl
;
/* IUnknown of our main object*/
IUnknown
*
Obj
;
/* Reference count */
DWORD
ref
;
/* IID of sink interface */
IID
iid
;
/* Array of sink IUnknowns */
IUnknown
**
sinks
;
DWORD
maxSinks
;
DWORD
nSinks
;
}
ConnectionPointImpl
;
static
ICOM_VTABLE
(
IConnectionPoint
)
ConnectionPointImpl_VTable
;
/************************************************************************
* Implementation of IEnumConnections
*/
typedef
struct
EnumConnectionsImpl
{
ICOM_VTABLE
(
IEnumConnections
)
*
lpvtbl
;
DWORD
ref
;
/* IUnknown of ConnectionPoint, used for ref counting */
IUnknown
*
pUnk
;
/* Connection Data */
CONNECTDATA
*
pCD
;
DWORD
nConns
;
/* Next connection to enumerate from */
DWORD
nCur
;
}
EnumConnectionsImpl
;
static
EnumConnectionsImpl
*
EnumConnectionsImpl_Construct
(
IUnknown
*
pUnk
,
DWORD
nSinks
,
CONNECTDATA
*
pCD
);
/************************************************************************
* ConnectionPointImpl_Construct
*/
static
ConnectionPointImpl
*
ConnectionPointImpl_Construct
(
IUnknown
*
pUnk
,
REFIID
riid
)
{
ConnectionPointImpl
*
Obj
;
Obj
=
HeapAlloc
(
GetProcessHeap
(),
0
,
sizeof
(
*
Obj
));
Obj
->
lpvtbl
=
&
ConnectionPointImpl_VTable
;
Obj
->
Obj
=
pUnk
;
Obj
->
ref
=
1
;
Obj
->
iid
=
*
riid
;
Obj
->
maxSinks
=
MAXSINKS
;
Obj
->
sinks
=
HeapAlloc
(
GetProcessHeap
(),
HEAP_ZERO_MEMORY
,
sizeof
(
IUnknown
*
)
*
MAXSINKS
);
Obj
->
nSinks
=
0
;
return
Obj
;
}
/************************************************************************
* ConnectionPointImpl_Destroy
*/
static
void
ConnectionPointImpl_Destroy
(
ConnectionPointImpl
*
Obj
)
{
DWORD
i
;
for
(
i
=
0
;
i
<
Obj
->
maxSinks
;
i
++
)
{
if
(
Obj
->
sinks
[
i
])
{
IUnknown_Release
(
Obj
->
sinks
[
i
]);
Obj
->
sinks
[
i
]
=
NULL
;
}
}
HeapFree
(
GetProcessHeap
(),
0
,
Obj
->
sinks
);
HeapFree
(
GetProcessHeap
(),
0
,
Obj
);
return
;
}
static
ULONG
WINAPI
ConnectionPointImpl_AddRef
(
IConnectionPoint
*
iface
);
/************************************************************************
* ConnectionPointImpl_QueryInterface (IUnknown)
*
* See Windows documentation for more details on IUnknown methods.
*/
static
HRESULT
WINAPI
ConnectionPointImpl_QueryInterface
(
IConnectionPoint
*
iface
,
REFIID
riid
,
void
**
ppvObject
)
{
ICOM_THIS
(
ConnectionPointImpl
,
iface
);
TRACE
(
"(%p)->(%s, %p)
\n
"
,
This
,
debugstr_guid
(
riid
),
ppvObject
);
/*
* Perform a sanity check on the parameters.
*/
if
(
(
This
==
0
)
||
(
ppvObject
==
0
)
)
return
E_INVALIDARG
;
/*
* Initialize the return parameter.
*/
*
ppvObject
=
0
;
/*
* Compare the riid with the interface IDs implemented by this object.
*/
if
(
memcmp
(
&
IID_IUnknown
,
riid
,
sizeof
(
IID_IUnknown
))
==
0
)
{
*
ppvObject
=
(
IConnectionPoint
*
)
This
;
}
else
if
(
memcmp
(
&
IID_IConnectionPoint
,
riid
,
sizeof
(
IID_IConnectionPoint
))
==
0
)
{
*
ppvObject
=
(
IConnectionPoint
*
)
This
;
}
/*
* Check that we obtained an interface.
*/
if
((
*
ppvObject
)
==
0
)
{
FIXME
(
"() : asking for un supported interface %s
\n
"
,
debugstr_guid
(
riid
));
return
E_NOINTERFACE
;
}
/*
* Query Interface always increases the reference count by one when it is
* successful
*/
ConnectionPointImpl_AddRef
((
IConnectionPoint
*
)
This
);
return
S_OK
;;
}
/************************************************************************
* ConnectionPointImpl_AddRef (IUnknown)
*
* See Windows documentation for more details on IUnknown methods.
*/
static
ULONG
WINAPI
ConnectionPointImpl_AddRef
(
IConnectionPoint
*
iface
)
{
ICOM_THIS
(
ConnectionPointImpl
,
iface
);
TRACE
(
"(%p)->(ref=%ld)
\n
"
,
This
,
This
->
ref
);
This
->
ref
++
;
return
This
->
ref
;
}
/************************************************************************
* ConnectionPointImpl_Release (IUnknown)
*
* See Windows documentation for more details on IUnknown methods.
*/
static
ULONG
WINAPI
ConnectionPointImpl_Release
(
IConnectionPoint
*
iface
)
{
ICOM_THIS
(
ConnectionPointImpl
,
iface
);
TRACE
(
"(%p)->(ref=%ld)
\n
"
,
This
,
This
->
ref
);
/*
* Decrease the reference count on this object.
*/
This
->
ref
--
;
/*
* If the reference count goes down to 0, perform suicide.
*/
if
(
This
->
ref
==
0
)
{
ConnectionPointImpl_Destroy
(
This
);
return
0
;
}
return
This
->
ref
;
}
/************************************************************************
* ConnectionPointImpl_GetConnectionInterface (IConnectionPoint)
*
*/
static
HRESULT
WINAPI
ConnectionPointImpl_GetConnectionInterface
(
IConnectionPoint
*
iface
,
IID
*
piid
)
{
ICOM_THIS
(
ConnectionPointImpl
,
iface
);
TRACE
(
"(%p)->(%p) returning %s
\n
"
,
This
,
piid
,
debugstr_guid
(
&
(
This
->
iid
)));
*
piid
=
This
->
iid
;
return
S_OK
;
}
/************************************************************************
* ConnectionPointImpl_GetConnectionPointContainer (IConnectionPoint)
*
*/
static
HRESULT
WINAPI
ConnectionPointImpl_GetConnectionPointContainer
(
IConnectionPoint
*
iface
,
IConnectionPointContainer
**
ppCPC
)
{
ICOM_THIS
(
ConnectionPointImpl
,
iface
);
TRACE
(
"(%p)->(%p)
\n
"
,
This
,
ppCPC
);
return
IUnknown_QueryInterface
(
This
->
Obj
,
&
IID_IConnectionPointContainer
,
(
LPVOID
)
ppCPC
);
}
/************************************************************************
* ConnectionPointImpl_Advise (IConnectionPoint)
*
*/
static
HRESULT
WINAPI
ConnectionPointImpl_Advise
(
IConnectionPoint
*
iface
,
IUnknown
*
lpUnk
,
DWORD
*
pdwCookie
)
{
DWORD
i
;
ICOM_THIS
(
ConnectionPointImpl
,
iface
);
IUnknown
*
lpSink
;
TRACE
(
"(%p)->(%p, %p)
\n
"
,
This
,
lpUnk
,
pdwCookie
);
*
pdwCookie
=
0
;
if
(
FAILED
(
IUnknown_QueryInterface
(
lpUnk
,
&
This
->
iid
,
(
LPVOID
)
&
lpSink
)))
return
CONNECT_E_CANNOTCONNECT
;
for
(
i
=
0
;
i
<
This
->
maxSinks
;
i
++
)
{
if
(
This
->
sinks
[
i
]
==
NULL
)
break
;
}
if
(
i
==
This
->
maxSinks
)
{
This
->
maxSinks
+=
MAXSINKS
;
This
->
sinks
=
HeapReAlloc
(
GetProcessHeap
(),
HEAP_ZERO_MEMORY
,
This
->
sinks
,
This
->
maxSinks
*
sizeof
(
IUnknown
*
));
}
This
->
sinks
[
i
]
=
lpSink
;
This
->
nSinks
++
;
*
pdwCookie
=
i
+
1
;
return
S_OK
;
}
/************************************************************************
* ConnectionPointImpl_Unadvise (IConnectionPoint)
*
*/
static
HRESULT
WINAPI
ConnectionPointImpl_Unadvise
(
IConnectionPoint
*
iface
,
DWORD
dwCookie
)
{
ICOM_THIS
(
ConnectionPointImpl
,
iface
);
TRACE
(
"(%p)->(%ld)
\n
"
,
This
,
dwCookie
);
if
(
dwCookie
==
0
||
dwCookie
>
This
->
maxSinks
)
return
E_INVALIDARG
;
if
(
This
->
sinks
[
dwCookie
-
1
]
==
NULL
)
return
CONNECT_E_NOCONNECTION
;
IUnknown_Release
(
This
->
sinks
[
dwCookie
-
1
]);
This
->
sinks
[
dwCookie
-
1
]
=
NULL
;
This
->
nSinks
--
;
return
S_OK
;
}
/************************************************************************
* ConnectionPointImpl_EnumConnections (IConnectionPoint)
*
*/
static
HRESULT
WINAPI
ConnectionPointImpl_EnumConnections
(
IConnectionPoint
*
iface
,
LPENUMCONNECTIONS
*
ppEnum
)
{
ICOM_THIS
(
ConnectionPointImpl
,
iface
);
CONNECTDATA
*
pCD
;
DWORD
i
,
nextslot
;
EnumConnectionsImpl
*
EnumObj
;
HRESULT
hr
;
TRACE
(
"(%p)->(%p)
\n
"
,
This
,
ppEnum
);
*
ppEnum
=
NULL
;
if
(
This
->
nSinks
==
0
)
return
OLE_E_NOCONNECTION
;
pCD
=
HeapAlloc
(
GetProcessHeap
(),
0
,
sizeof
(
CONNECTDATA
)
*
This
->
nSinks
);
for
(
i
=
0
,
nextslot
=
0
;
i
<
This
->
maxSinks
;
i
++
)
{
if
(
This
->
sinks
[
i
]
!=
NULL
)
{
pCD
[
nextslot
].
pUnk
=
This
->
sinks
[
i
];
pCD
[
nextslot
].
dwCookie
=
i
+
1
;
nextslot
++
;
}
}
assert
(
nextslot
==
This
->
nSinks
);
/* Bump the ref count of this object up by one. It gets Released in
IEnumConnections_Release */
IUnknown_AddRef
((
IUnknown
*
)
This
);
EnumObj
=
EnumConnectionsImpl_Construct
((
IUnknown
*
)
This
,
This
->
nSinks
,
pCD
);
hr
=
IEnumConnections_QueryInterface
((
IEnumConnections
*
)
EnumObj
,
&
IID_IEnumConnections
,
(
LPVOID
)
ppEnum
);
IEnumConnections_Release
((
IEnumConnections
*
)
EnumObj
);
HeapFree
(
GetProcessHeap
(),
0
,
pCD
);
return
hr
;
}
static
ICOM_VTABLE
(
IConnectionPoint
)
ConnectionPointImpl_VTable
=
{
ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
ConnectionPointImpl_QueryInterface
,
ConnectionPointImpl_AddRef
,
ConnectionPointImpl_Release
,
ConnectionPointImpl_GetConnectionInterface
,
ConnectionPointImpl_GetConnectionPointContainer
,
ConnectionPointImpl_Advise
,
ConnectionPointImpl_Unadvise
,
ConnectionPointImpl_EnumConnections
};
static
ICOM_VTABLE
(
IEnumConnections
)
EnumConnectionsImpl_VTable
;
static
ULONG
WINAPI
EnumConnectionsImpl_AddRef
(
IEnumConnections
*
iface
);
/************************************************************************
* EnumConnectionsImpl_Construct
*/
static
EnumConnectionsImpl
*
EnumConnectionsImpl_Construct
(
IUnknown
*
pUnk
,
DWORD
nSinks
,
CONNECTDATA
*
pCD
)
{
EnumConnectionsImpl
*
Obj
=
HeapAlloc
(
GetProcessHeap
(),
0
,
sizeof
(
*
Obj
));
DWORD
i
;
Obj
->
lpvtbl
=
&
EnumConnectionsImpl_VTable
;
Obj
->
ref
=
1
;
Obj
->
pUnk
=
pUnk
;
Obj
->
pCD
=
HeapAlloc
(
GetProcessHeap
(),
0
,
nSinks
*
sizeof
(
CONNECTDATA
));
Obj
->
nConns
=
nSinks
;
Obj
->
nCur
=
0
;
for
(
i
=
0
;
i
<
nSinks
;
i
++
)
{
Obj
->
pCD
[
i
]
=
pCD
[
i
];
IUnknown_AddRef
(
Obj
->
pCD
[
i
].
pUnk
);
}
return
Obj
;
}
/************************************************************************
* EnumConnectionsImpl_Destroy
*/
static
void
EnumConnectionsImpl_Destroy
(
EnumConnectionsImpl
*
Obj
)
{
DWORD
i
;
for
(
i
=
0
;
i
<
Obj
->
nConns
;
i
++
)
IUnknown_Release
(
Obj
->
pCD
[
i
].
pUnk
);
HeapFree
(
GetProcessHeap
(),
0
,
Obj
->
pCD
);
HeapFree
(
GetProcessHeap
(),
0
,
Obj
);
return
;
}
/************************************************************************
* EnumConnectionsImpl_QueryInterface (IUnknown)
*
* See Windows documentation for more details on IUnknown methods.
*/
static
HRESULT
WINAPI
EnumConnectionsImpl_QueryInterface
(
IEnumConnections
*
iface
,
REFIID
riid
,
void
**
ppvObject
)
{
ICOM_THIS
(
ConnectionPointImpl
,
iface
);
TRACE
(
"(%p)->(%s, %p)
\n
"
,
This
,
debugstr_guid
(
riid
),
ppvObject
);
/*
* Perform a sanity check on the parameters.
*/
if
(
(
This
==
0
)
||
(
ppvObject
==
0
)
)
return
E_INVALIDARG
;
/*
* Initialize the return parameter.
*/
*
ppvObject
=
0
;
/*
* Compare the riid with the interface IDs implemented by this object.
*/
if
(
memcmp
(
&
IID_IUnknown
,
riid
,
sizeof
(
IID_IUnknown
))
==
0
)
{
*
ppvObject
=
(
IEnumConnections
*
)
This
;
}
else
if
(
memcmp
(
&
IID_IEnumConnections
,
riid
,
sizeof
(
IID_IEnumConnections
))
==
0
)
{
*
ppvObject
=
(
IEnumConnections
*
)
This
;
}
/*
* Check that we obtained an interface.
*/
if
((
*
ppvObject
)
==
0
)
{
FIXME
(
"() : asking for un supported interface %s
\n
"
,
debugstr_guid
(
riid
));
return
E_NOINTERFACE
;
}
/*
* Query Interface always increases the reference count by one when it is
* successful
*/
EnumConnectionsImpl_AddRef
((
IEnumConnections
*
)
This
);
return
S_OK
;;
}
/************************************************************************
* EnumConnectionsImpl_AddRef (IUnknown)
*
* See Windows documentation for more details on IUnknown methods.
*/
static
ULONG
WINAPI
EnumConnectionsImpl_AddRef
(
IEnumConnections
*
iface
)
{
ICOM_THIS
(
EnumConnectionsImpl
,
iface
);
TRACE
(
"(%p)->(ref=%ld)
\n
"
,
This
,
This
->
ref
);
This
->
ref
++
;
IUnknown_AddRef
(
This
->
pUnk
);
return
This
->
ref
;
}
/************************************************************************
* EnumConnectionsImpl_Release (IUnknown)
*
* See Windows documentation for more details on IUnknown methods.
*/
static
ULONG
WINAPI
EnumConnectionsImpl_Release
(
IEnumConnections
*
iface
)
{
ICOM_THIS
(
EnumConnectionsImpl
,
iface
);
TRACE
(
"(%p)->(ref=%ld)
\n
"
,
This
,
This
->
ref
);
IUnknown_Release
(
This
->
pUnk
);
/*
* Decrease the reference count on this object.
*/
This
->
ref
--
;
/*
* If the reference count goes down to 0, perform suicide.
*/
if
(
This
->
ref
==
0
)
{
EnumConnectionsImpl_Destroy
(
This
);
return
0
;
}
return
This
->
ref
;
}
/************************************************************************
* EnumConnectionsImpl_Next (IEnumConnections)
*
*/
static
HRESULT
WINAPI
EnumConnectionsImpl_Next
(
IEnumConnections
*
iface
,
ULONG
cConn
,
LPCONNECTDATA
pCD
,
ULONG
*
pEnum
)
{
ICOM_THIS
(
EnumConnectionsImpl
,
iface
);
DWORD
nRet
=
0
;
TRACE
(
"(%p)->(%ld, %p, %p)
\n
"
,
This
,
cConn
,
pCD
,
pEnum
);
if
(
pEnum
==
NULL
)
{
if
(
cConn
!=
1
)
return
E_POINTER
;
}
else
*
pEnum
=
0
;
if
(
This
->
nCur
>=
This
->
nConns
)
return
S_FALSE
;
while
(
This
->
nCur
<
This
->
nConns
&&
cConn
)
{
*
pCD
++
=
This
->
pCD
[
This
->
nCur
];
IUnknown_AddRef
(
This
->
pCD
[
This
->
nCur
].
pUnk
);
This
->
nCur
++
;
cConn
--
;
nRet
++
;
}
if
(
pEnum
)
*
pEnum
=
nRet
;
return
S_OK
;
}
/************************************************************************
* EnumConnectionsImpl_Skip (IEnumConnections)
*
*/
static
HRESULT
WINAPI
EnumConnectionsImpl_Skip
(
IEnumConnections
*
iface
,
ULONG
cSkip
)
{
ICOM_THIS
(
EnumConnectionsImpl
,
iface
);
TRACE
(
"(%p)->(%ld)
\n
"
,
This
,
cSkip
);
if
(
This
->
nCur
+
cSkip
>=
This
->
nConns
)
return
S_FALSE
;
This
->
nCur
+=
cSkip
;
return
S_OK
;
}
/************************************************************************
* EnumConnectionsImpl_Reset (IEnumConnections)
*
*/
static
HRESULT
WINAPI
EnumConnectionsImpl_Reset
(
IEnumConnections
*
iface
)
{
ICOM_THIS
(
EnumConnectionsImpl
,
iface
);
TRACE
(
"(%p)
\n
"
,
This
);
This
->
nCur
=
0
;
return
S_OK
;
}
/************************************************************************
* EnumConnectionsImpl_Clone (IEnumConnections)
*
*/
static
HRESULT
WINAPI
EnumConnectionsImpl_Clone
(
IEnumConnections
*
iface
,
LPENUMCONNECTIONS
*
ppEnum
)
{
ICOM_THIS
(
EnumConnectionsImpl
,
iface
);
EnumConnectionsImpl
*
newObj
;
TRACE
(
"(%p)->(%p)
\n
"
,
This
,
ppEnum
);
newObj
=
EnumConnectionsImpl_Construct
(
This
->
pUnk
,
This
->
nConns
,
This
->
pCD
);
newObj
->
nCur
=
This
->
nCur
;
*
ppEnum
=
(
LPENUMCONNECTIONS
)
newObj
;
IUnknown_AddRef
(
This
->
pUnk
);
return
S_OK
;
}
static
ICOM_VTABLE
(
IEnumConnections
)
EnumConnectionsImpl_VTable
=
{
ICOM_MSVTABLE_COMPAT_DummyRTTIVALUE
EnumConnectionsImpl_QueryInterface
,
EnumConnectionsImpl_AddRef
,
EnumConnectionsImpl_Release
,
EnumConnectionsImpl_Next
,
EnumConnectionsImpl_Skip
,
EnumConnectionsImpl_Reset
,
EnumConnectionsImpl_Clone
};
/************************************************************************
*
* The exported function to create the connection point.
* NB not a windows API
*
* PARAMS
* pUnk [in] IUnknown of object to which the ConnectionPoint is associated.
* Needed to access IConnectionPointContainer.
*
* riid [in] IID of sink interface that this ConnectionPoint manages
*
* pCP [out] returns IConnectionPoint
*
*/
HRESULT
CreateConnectionPoint
(
IUnknown
*
pUnk
,
REFIID
riid
,
IConnectionPoint
**
pCP
)
{
ConnectionPointImpl
*
Obj
;
HRESULT
hr
;
Obj
=
ConnectionPointImpl_Construct
(
pUnk
,
riid
);
if
(
!
Obj
)
return
E_OUTOFMEMORY
;
hr
=
IConnectionPoint_QueryInterface
((
IConnectionPoint
*
)
Obj
,
&
IID_IConnectionPoint
,
(
LPVOID
)
pCP
);
IConnectionPoint_Release
((
IConnectionPoint
*
)
Obj
);
return
hr
;
}
This diff is collapsed.
Click to expand it.
dlls/oleaut32/connpt.h
0 → 100644
+
6
−
0
View file @
2e67f9bc
#ifndef _CONNPT_H
#define _CONNPT_H
HRESULT
CreateConnectionPoint
(
IUnknown
*
pUnk
,
REFIID
riid
,
IConnectionPoint
**
pCP
);
#endif
/* _CONNPT_H */
This diff is collapsed.
Click to expand it.
Preview
0%
Loading
Try again
or
attach a new file
.
Cancel
You are about to add
0
people
to the discussion. Proceed with caution.
Finish editing this message first!
Save comment
Cancel
Please
register
or
sign in
to comment