Using C#/.NET is it possible to detect if a COM object is installed/registered. For example, I want to check if the Google Earth COM interface is...

Dogman

05-09-2008 11:04 AM
Sheng Jiang[MVP]

Hi I have a managed application and an excel workbook. An instance of the managed app will have at any stage a number of reports running within it....

Damian Gonsalves

05-09-2008 09:27 AM
Damian Gonsalves

Hello... I have an MFC ActiveX that I use inside a .NET 2.0 WinForms application. The problem that I have is that if I change the screen resolution...

eusebiu

05-09-2008 04:54 AM
eusebiu

Hi group Excuse my ignorace please, I´ve seen some posts that insure vc++.net can use freely native code, my ask is what are the limitations of...

cal

05-09-2008 12:32 AM
Jialiang Ge [MSFT]

A quick question, trying to setup drag-and-drop between mfc code and managed .net . This is the mfc code; COleDataSource * pDataSource = new...

RedLars

05-08-2008 12:54 AM
RedLars

Hi, I have developed a simple COM Server in C#.NET and consuming it in VC++. The COM Server has a function that takes an argument double array and...

Lavanya

05-07-2008 10:48 PM
Lavanya

Hello, I use the Range.Group Method _______________ When the Range object represents a single cell in a PivotTable field’s data range, the Group...

serhio

05-07-2008 06:47 AM
serhio

I have an extremely large COM library written in C++ that talks to one of our software package's servers. One of the interfaces has a function...

Steven Edison

05-06-2008 08:39 AM
Steven Edison

Hello, In C++, I can have a dll with exported functions that I can call from other applications using LoadLibrary and a function pointer. Is is...

geekgrrl

05-05-2008 08:48 AM
geekgrrl

Hi, I don't know and find how to to Expose a C# IENUMERABLE class to COM. I don't find help or sample in C# on the web. I want to do Foreach on the...

Bruno BARON

05-05-2008 07:40 AM
Bruno BARON

(Vista Business SP1/x64/VS2005/.Net Framework 2.0/C#) One of my coworkers downloaded task scheduler wrappers from...

jwallison

05-04-2008 10:59 PM
Jialiang Ge [MSFT]

Warning 1 The type library importer could not convert the signature for the member 'DISPPARAMS.rgvarg'. I'm getting the above warning in a VS2008 vb...

AAaron123

05-03-2008 09:40 PM
AAaron123

Hi 1. What is better vsto or vs2008 for outlook addins development in terms of ease of development and deployment? 2. Can vsto and vs2008 be...

John

05-02-2008 03:28 PM
Sue Mosher [MVP-Outlook]

I would like to embed native code (such as BLAS implementations) written in C/Fortran into a DLL that is primarily written in C#/F# without...

Jon Harrop

05-01-2008 07:55 PM
Joel Lucsy

Hello, I'm testing out c++ interop v/s direct p/invoke and noticing that c++ interop, for my tests, are much slower then p/invoke. I am...

devdude

05-01-2008 04:01 PM
Ben Voigt [C++ MVP]

Hi, I have an OL 2003 Shared Addin which uses the Extensibility2 Interface directly, no VSTO. The problem is that it runs on the dev machine only,...

Chris Seidel

05-01-2008 03:49 AM
Chris Seidel

I have some questions about setting a ListView Item from a different process. I have found that it is possible to manipulate a ListView from another...

ME

04-30-2008 07:59 PM
ME

Hi I created an Outlook 2003 Add In project in vs 2008. VS 2008 automatically creates an associated Setup project in the same solution. When I close...

John

04-30-2008 05:32 PM
John

Hi I have an Outlook add-in solution which includes a setup project. If I install the Outlook add-in by right clicking on the setup project...

John

04-30-2008 01:11 PM
John

Ok, I've called ReadEventLog in C# and got back an EVENTLOGRECORD struct. I'm able to read that fine. But, when I try to get the strings...

TheLongshot

04-30-2008 12:27 PM
TheLongshot

Hi, From a C# program I need to access an existing DLL that enumerates the boards detected via a hardware probe of the system. The function that...

LK

04-30-2008 12:05 AM
LK

I've written a cross-platform library in C++ for handling some external hardware. It communicates with the hardware via a...

Kenneth Porter

04-29-2008 03:54 PM
Thomas Scheidegger

I need to implement callbacks from methods in an unmanaged DLL to a mixed mode DLL. I'm having trouble finding examples on how to do this and all the...

Chris Ashley

04-29-2008 01:41 PM
Adam Root

Hi, I've been banging my head against this one and now I'm about to scream. Any suggestions appreciated. I've scoured the net too and for some reason...

Michael

04-29-2008 01:37 PM
Adam Root

My unmanaged library can throw any of a large number of exceptions derived from std::exception. What must a wrapper do to handle these properly?...

Kenneth Porter

04-29-2008 10:08 AM
Kenneth Porter

Hi... I know this is going to sound weird but we have a number of objects written in C# that we expose as COM (don't ask why). Regasm has them...

Mark

04-29-2008 04:48 AM
Jialiang Ge [MSFT]

Hi Is vs 2008 pro sufficient to write office add-Ins or do I need vsto 2005 SE as well to write office add-Ins? Thanks Regards

John

04-28-2008 09:25 AM
Herfried K. Wagner [MVP]

Hi I have a simple Outlook 2003 AddIn created using Outlook 2003 AddIn template in vs 2008. The full code is given below at the end. I got warnings...

John

04-27-2008 12:06 AM
John

Hi I am using below code to send email from a vb.net app; Imports System.Runtime.InteropServices Module Module1 Public WithEvents OutlookApp As...

John

04-25-2008 06:19 PM
John

Hello, I am currently developing a C# GUI with Visual Studio 2005. I am trying to integrate a C++ library that will offer access to a...

pgebhard

04-25-2008 09:37 AM
pgebhard

Hi, I am trying to call the unmanaged APIs defined in 'ssleay32.dll' through C#.Net Application. I have downloaded this file and placed it...

deepaknawathe

04-25-2008 04:31 AM
deepaknawathe

Hello, I have a problem with Microsoft.Office.Interop.Excel.Range.Group() method. The problem is that I can apply this method only 7 times, before...

serhio

04-25-2008 02:21 AM
serhio

Hi, I'm trying to use the AIM (aol IM) library to send messages to subscribers in my app. The problem is the following. I succeded sending messages...

apalma

04-24-2008 04:18 PM
apalma

We have a .Net application that registers as a LocalServer32 in the registry during installation. That is, it sets the registry...

PAsp

04-24-2008 06:25 AM
PAsp

Hi, This message is related to a problem I posted a few days...

theunissen@comcast.net

04-22-2008 06:49 PM
Willy Denoyette [MVP]

Hi, This message is related to a post I did a few days ago. I had a problem where INT"_PTR" in a com interface didn't show up as "IntPtr" inside...

theunissen@comcast.net

04-22-2008 10:54 AM
theunissen@comcast.net

Vb.net app with COM control. The COM control is an object framer used by the vb.net app to treat other apps( eg. word) as embedded objects. ...

JB

04-20-2008 12:40 PM
Willy Denoyette [MVP]

Does someone know about a piece of code in VB.NET or C# to register an app to scanner events using Still Image (sti.dll) API? I don't understend how...

BuzzLightyear

04-19-2008 10:02 AM
BuzzLightyear

Hi, I have a small problem. I have defined some interfaces in a COM dll, and have defined some parameters in these interfaces as INT_PTR. I thought...

theunissen@comcast.net

04-18-2008 06:43 PM
theunissen@comcast.net

I have an application that uses a COM interface to get bitmaps for toolbar buttons. I have implemented a C# class that supports the interface. ...

pmiele

04-17-2008 06:42 PM
Adam Root

Is there any way to expose a base property to COM without overriding or shadowing? Here's what I'd like to do: <ComClass()> _ Public Class...

helionjunk@hotmail.com

04-16-2008 05:28 PM
Adam Root

GC.Collect() not cleaning memory, how to find out what references to lots of memory still exist? When all my processign is done i set everything to...

DR

04-16-2008 11:16 AM
Adam Root

Hi all, When I want to pass an api function to C#, I use public ... ReturnVariable MethodName( args .. ... ) I understand that ReturnVariable cant...

cal

04-15-2008 06:03 PM
Adam Root

Hi! I have IDL-file: const byte DataStrLen = 255; #pragma pack(1) typedef struct { wchar_t fDataStr;

yadolov@gmail.com

04-15-2008 09:23 AM
Adam Root

We have two servers that are in the AS/400 lineage: iSeries, operating under V5R2. We are still generally using XP for the clients and 2003 for the...

John the ScrubMaster

04-14-2008 03:13 PM
John the ScrubMaster

A little while ago I created a Shared Add-in (an integration to MS Office), and now I'm trying to implement Exception Handling in the...

Scott Lyon

04-14-2008 02:07 PM
Adam Root

I'm currently re-writing an integration system (the original is VB6 code, the new is being written in VB 2005), and I've come to a major hurdle that...

Scott Lyon

04-14-2008 06:42 AM
Scott Lyon

I'm calling Marshal.ReleaseComObject but com objects are still leaking. How to properly release MODI.Document?? private void Form1_Load(object...

DR

04-14-2008 02:58 AM
mch

Hello Schneider, Thank you for the reproducible project. By testing the sample, I think I've found the problem. In both TestDll1 and TestDll2, I...

eschneider

04-14-2008 02:43 AM
Jialiang Ge [MSFT]

Hi, for my programm I need to use some gdi objects in C#. Converting a HBITMAP hasn't been so hard, but right now I'm trying to retain...

trebanloasn@googlemail.com

04-14-2008 12:37 AM
Adam Root