I am writing some code which exports the contents of a grid to Excel. It allows the user to specify a template (xlt file) from which to create the...

AT

01-31-2006 07:02 PM
Al Cadalzo

Scenario: Calling unmanged C++ instance methods from a C# application. It appears I can successfully call an unmanaged instance method...

Douglas Harber

01-31-2006 06:02 PM
Willy Denoyette [MVP]

I have a dual interface IMyInterface defined in an unmanaged C++ project. In C# I make a reference to the typelibrary and implement a class...

Edwin Schild

01-31-2006 05:53 PM
Edwin Schild

Hello, Lets say I built my app on a machine that has Excel 2003 installed. So, the interop assembly created was built off of 2003. Now, I have a...

Flack

01-31-2006 05:21 PM
Peter Gummer

Hi! I have written a small C# program that manipulates Excel sheets by a Excel COM object. It works fine when the XLS file is loaded correctly. I...

AT

01-31-2006 04:03 PM
AT

Hi! I was started migrating project to Visual Studio 2005 and I discovered problem with iterating through collection from COM object. This was...

Igor Svoboda

01-31-2006 02:01 PM
Nirav

Hi All, I just want to know if there is a difference in stepping through the code and actually running the application, coz according to...

Phonzo

01-31-2006 09:00 AM
Phonzo

Hallo, ich habe folgnedes Problem: Den DSOFramer habe ich eingebunden. Erstelle ich ein neues Dokument und schließe es danach wieder, bleibt der...

Premmel

01-31-2006 08:38 AM
Premmel

Hello all! I have been reading about interop here in google groups and I have found interesting stuff but I have been testing various solutions...

AT

01-31-2006 05:02 AM
AT

Hello, I've tried my best to found out as much as i can about COM Interop in .NET, I've got a COM GUI control that I need to use written in VC++...

Sophia Payne

01-31-2006 01:08 AM
Sophia Payne

Hi Everyone, I am trying to access .Net components from Excel 97. For testing I am following an example presented in a 2001 posting by Manish Mehta...

ennis

01-30-2006 10:53 PM
Peter Gummer

Hey guys, Can someone tell me or show me how I can programatically discover what version of Excel a machine has installed, or if the machine has...

Flack

01-30-2006 10:48 PM
Peter Gummer

This has come up before, but there does not seem to be a solution to date. I'm using VB.NET, but C# would also be fine. The definitions below are a...

Charles Law

01-30-2006 08:52 PM
Charles Law

Hi, I use a external reference to a COM DLL in my VB.NET project, when I build the solution it makes a interop DLL works fine, but the problem...

martins

01-30-2006 05:36 PM
martins

We needed to call some old DLL programs in .NET code. In order to do so, we had to create a COM DLL in VB6 as a wrapper to the old DLLs. We then...

JNaes

01-30-2006 10:51 AM
JNaes

On a Windows 2003 machine, I installed our software which makes use of COM Interop from a .NET service. We don't normally have any problems, but on...

TDC

01-30-2006 10:41 AM
TDC

How we can insert a javascript code in a html page using BHO, Please help me ASAP. Thank you in advance.

Qaisar_Mughal

01-30-2006 10:08 AM
Qaisar_Mughal

In addition, you might evaluate whether you need to use user32.dll directly at all. There is a great deal of Windows API functionality already...

Dustin Campbell

01-30-2006 10:06 AM
Abraham Andres Luna

Hello, I'm trying to create an Exit Module in C# for Certification Services but for some reason it does not show up when I try to add it...

sidaf

01-30-2006 07:54 AM
sidaf

Hi, I'm creating a .Net Windows app that will edit (e.g. add pages, date created) Word documents by batch. There some documents that are...

rino

01-29-2006 10:09 PM
rino

I was under the impression that the 'ref' keyword in C# allowed you to pass a variable by reference (seems a bit pedantic, but I'm learning you can...

Lee Crabtree

01-29-2006 04:05 PM
Yuri O

Hello, I am trying to automate a game with VB.NET but I am having trouble doing so. I have added a reference to the library (GameLib 1.0) and typed...

Andy

01-29-2006 03:23 PM
Scott M.

After selecting 'Register for COM Interop' for a project with a class and a couple of interfaces in it, I am getting a message that the...

Dick Swager

01-29-2006 12:19 PM
Dick Swager

I've been working on a project where I call some .NET classes from a late-bound COM client (WSH-hosted VBScript), and I've noticed that in at least...

Alex K. Angelopoulos

01-29-2006 09:57 AM
Leonardo Azpurua [mvp vb]

Try for example : wParam = new IntPtr(1); "Eric" <Eric (AT) discussions (DOT) microsoft.com> wrote

Yuri O

01-29-2006 07:59 AM
Yuri O

I am developing a namespace extension in .Net and I am returning a pointer to the IExtractImage interface for thumbnail extraction. However, the...

AT

01-29-2006 12:23 AM
AT

I am developing a class similar to RSA and MD5 CryptoServiceProvider. I need to call advapi32.dll CryptAcquireContext in the .ctor and...

Dec

01-28-2006 05:23 PM
Dec

According to http://msdn2.microsoft.com/en-us/library/d21c150d.aspx you only have to set MDA=0 in your registry (which i did), i also tried...

ViRi

01-28-2006 11:13 AM
ViRi

I have an ActiveX graphical display control running within a Windows Form. What is the proper method for disposing of everything when closing...

Fred Chateau

01-27-2006 08:40 PM
Scott M.

Hi there, i have a web service which is using a dll written in vc7.This dll in turn is accessing a vc6 com dll through interop. Now the problem is...

batista

01-27-2006 08:30 AM
TDC

Hy guys I would like my Add-In to be able to cancel the save event under certain circumstances. Now I am experiencing an odd problem. While it...

chjossi (AT) gmx (DOT) ch

01-27-2006 08:27 AM
chjossi (AT) gmx (DOT) ch

Input. I'm guessing it's not possible but I just wanted to be sure. I suppose I'm going to have to go down an event route. "Mattias Sjögren"...

Clive Dixon

01-27-2006 04:37 AM
Clive Dixon

Hello I have an OCX control Xyz.ocx. This is a non UI control. My aim is to create one of the objects from this control dynamically. 1. I used...

None

01-27-2006 03:59 AM
zoki

We are developing a web service that is calling a non-managed code .dll. The non-managed .dll uses an .ini file. We have tried putting the .ini...

Allen S.

01-27-2006 03:47 AM
Johannes Passing

I have a .NET (1.1) application and I need to allow a non-.NET application to communicate with it so they can control my application. The...

Brien King

01-26-2006 04:33 PM
J-Integra

is there a way to create an interop assembly for the user32 dll i tried to add a reference to it through visual c# 05' express but it says it's not a...

Abraham Andres Luna

01-26-2006 01:29 PM
Abraham Andres Luna

Note: Please bear with me for writing a long post...infact the problem it depicts is deeply rooted and this is the best I could do to put it in...

adhingra

01-26-2006 10:01 AM
adhingra

Hi Can somebody help me, please! I'm trying to use a third-party .NET forms control in an unmanaged COM-aware application (MFC). I have no problem...

AT

01-26-2006 09:48 AM
AT

Hi all I have an application that works fine when run from the VS 2003 IDE but when the exe version runs it pulls up with the following...

Jon S via DotNetMonster.com

01-26-2006 05:37 AM
Jon S via DotNetMonster.com

Hi, I have a vc++ com component all the business validations are done through the component.Im using interop to communicate with the com component...

Rajesh

01-26-2006 02:49 AM
Rajesh

Hi! Having a working excel app which calls a C-lib (not COM). Looks like this: Type curve_data Qmas(19, 2) As Double Qvol(19, 2) As...

LarsJ

01-25-2006 10:06 PM
AT

I have a problem with callback from COM to VB2005. (I stated this problem before, but now I will try to be more specific) My unmanaged COM DLL has...

Joan van den Heuvel, Netherlands

01-25-2006 04:25 PM
Joan van den Heuvel, Netherlands

Alright, this should be easy, judging by the number of entries that involve marshalling structs with non-blittable arrays, but I cannot for the life...

Lee Crabtree

01-25-2006 02:10 PM
Lee Crabtree

Hi, I'm trying to call a C function that has a void* parameter where the content type depends on a flag parameter: int SetProperty(const char*...

Antao Almada

01-25-2006 10:30 AM
Antao Almada

I have written my application in VB6 When I upgrade to VB2005 some issues are easily fixed, but I need a DLL written in C to connect to a RDM...

Joan van den Heuvel, Netherlands

01-25-2006 02:06 AM
Dmytro Lapshyn [MVP]

Dear Colleagues, I'm writing VB.NET COM+ component to be called from Microsoft Message Queuing trigger. It works fine unless there are too many...

AT

01-25-2006 01:17 AM
AT

Yes, you're correct the original declaration should be unsigned char* resultBuf. I will give your suggestion a try. Thank you. I appreciate your...

AT

01-24-2006 08:42 PM
AT

I've been automating Excel via IAs or PIAs built against older versions of Excel. For example, I've done a fair bit of calling of Excel 2003 via IAs...

Peter Gummer

01-24-2006 08:05 PM
Peter Gummer

Hi All: I'm using the WebBrowser control in one Form inside my VB.NET application; the page I'm going to display in the control requires you to...

Federico G. Babelis

01-24-2006 03:49 PM
Federico G. Babelis

I have an app hosting the browser that i would like to be able to increase or decrease the font like I.E. In the older active x version of the...

Jim

01-24-2006 01:39 PM
Jim