Component Object Model (COM) specifies an architecture, a binary standard, and a supporting infrastructure for building, using, and evolving component-based applications. Some of the core features of COM are: A remoting infrastructure The use of interface-based programming A threading model ...
1
vote
0answers
13 views
COM Object in WCF Service
My WCF Service, written in .NET 4.0, has a problem that the second, or any other call get stuck. The WCF Service does nothing else than calling a COM Object written in Delphi XE. The threading model ...
0
votes
3answers
26 views
inheriting interface & IUnknown ,IDispatch methods definitions
i need to inherit an interface with abstract methods ,
in VB/c# we simply override methods from our interface while there is no need to code for IUnknown or IDispatch methods
but in c++,
after ...
3
votes
1answer
40 views
How to generate deprecated warning for a method in a COM interface (c++)
We are using a "COM-like" model where I work, as we generally follow COM rules, but do not perform MIDL compiling and do not target other languages than c/c++. As such, I know I can always bend the ...
0
votes
2answers
25 views
Do apartments “live” on the server side or on the client side in a out-process environment?
I' having an hard time trying to understand COM apartments in outprocess environment.
Basically I can't understand why the client is required to call CoInitializeEx to register it's own thread in an ...
0
votes
1answer
27 views
Full list of functions, commands for MS Word from c++
I'm working with word through my c++ application. And I want to read some documentation about available opportunities. I see some piece of code of some paticular situations (to add a picture, to add ...
0
votes
0answers
16 views
Unable to cast COM object of type '…' to interface type '…' while using an ExeCOMServer
I'm using this exe com server:
https://cfx.svn.codeplex.com/svn/Visual%20Studio%202008/CSExeCOMServer/ExeCOMServer.cs
my prog is a com app
this is my com method which take another com object
void ...
1
vote
0answers
40 views
PHP calling a COM server written in C# and trying to pass a PHP array to a function expecting SAFEARRAY(BSTR)*
I am getting
Error 0x80070057: The parameter is incorrect,
from my php script ( run in command line ) . It is calling a COM server I wrote in C#. I also have a C++ client that is working . Please ...
0
votes
1answer
7 views
Asynchronous call of inprocess COM-DLL from VSTO Excel Addin?
I am developing an application level VSTO 4 Addin for Microsoft Excel 2007 / 2010.
The result is a windows forms based DLL using .Net 4 Client Profile.
Now I have to use a legacy COM-DLL. It is no ...
1
vote
1answer
28 views
How can I set the length, when creating a BSTR (using _bstr_t wrapper) by a native string?
When creating a BSTR (using _bstr_t as wrapper class) I have to use some of the constructors of _bstr_t. Since a BSTR is a length prefixed string that may contains null-characters, there must be a ...
1
vote
1answer
20 views
Close Excel without saving in PHP
I am using the Excel.Application COM object on my windows server.
Currently I am using :
$this->excel->Quit();
but it launches a diablog box asking to save.
I would like to know if we can force ...
0
votes
1answer
33 views
How can you automatically update a .NET project COM reference?
I have a legacy VB6 COM DLL that's included as a reference in a .NET project. My manual build process looks like this:
Build VB6 DLL
Copy VB6 DLL to reference directory
Register VB6 DLL with ...
0
votes
1answer
29 views
Setting up an Outlook email programmatically in Windows
How would I go about this? What language would I need to use (Python preferred, as the rest of my installation script is in Python)? Something with access to the .NET libraries (VB.NET, C#, ...
1
vote
0answers
11 views
How do proxy/stub and typelib marshaling performance compare?
Suppose I need to implement an out-proc COM server and all the COM-interfaces are Automation-compatible. I can either create and register a proxy/stub combination or create and register a type library ...
0
votes
1answer
18 views
what does “OLE The application called an interface that was marshalled for a different thread” after calling RevokeDragDrop mean?
I'm still trying to figure out the answer to this question. I would appreciate a nudge in the right direction (since I have very little experience in OLE). Did anyone encounter a similar error after ...
1
vote
0answers
8 views
Registration-Free COM in ASP WebPage
I have a Webpage application which uses in the code behind DLL's and OCX's, some of these DLLs are VB6 ones and the others are C++. At the moment the access to these DLL's / OCX's is through the ...
