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all groups > dotnet component services > july 2005

Enterprise Services and Workgroup Mode
Posted by D. Janknecht at 7/27/2005 11:18:16 AM
Hello, i have an Enterprise Service running on an WinXP SP2 machine which is in workgroup mode. The service can be called locally. Trying to call the service from another machine, i get the 'access denied' error, altough i created the same useraccounts on both machines with the same passwor...more >>


JITA And Object Pooling
Posted by Ram at 7/27/2005 5:33:30 AM
Hey, I have a ServicedComponent that is configured to support Object Pooling and Just In Time Activation. I have the following code that uses my ServicedComponent: Public Sub Test() dim objSC as MyServicedComponent objSC = New MyServicedComponent objSC.Method() End Sub Oridnary I would ...more >>

Stateless objects
Posted by SteveL at 7/24/2005 12:00:00 AM
Hi, If I have a class installed in COM+, which has class level private variables, can the values be exposed to other users of the class if object pooling is not enabled. For example class 1 is used by UserA and a private variable is set in the class. If UserB is using the same class is th...more >>

PropertyDescriptorCollection.Add() - Method Not supported?
Posted by Nick Mifsud at 7/20/2005 12:00:00 AM
Hello, I am attempting to implement a custom collection and wish to databind it to a datagrid. Currently I can successfully bind the data, but all the properties in my custom object appear in the grid. I wish to hide some of the columns. I have been advised that to do this I need to provide ...more >>

Combining 4 assemblies to create on old style COM
Posted by Mahesh Bhirangi at 7/14/2005 12:00:00 AM
I have 4 assemblies source code in C#. Now i want to combine all of these to create a one single regular old style COM component which can be used by my ASP page. Is there a way to do this ? Thanks. Mahesh ...more >>

Create .NET UI component for use by VB6
Posted by amiram.sella NO[at]SPAM gmail.com at 7/12/2005 1:10:52 AM
I need to use my C# UsereControl in a VB6 application. My first step was to build a new WindowsControlLibrary project and add the usercontrol to it. It compiled, a DLL was built, and by setting the "Register for COM Interop" to TRUE a .tlb file was also built. But to use it in a VB6 applicati...more >>

Modify attribute value at runtime ?
Posted by Gérard at 7/11/2005 4:18:01 PM
Hi, I develop a component based on TextBox. I have added some new properties with different attributes (category, description, ...) for the PropertyGrid at design time. Is it possible to modify these properties at design time? ex: according to the value selected by the developer for a pro...more >>

How to group properties in property grid for a UsrControl
Posted by Gérard at 7/9/2005 10:16:01 PM
Hi, I develop a UsrControl based on a TextBox. I add a format property and I would like to group 2 other properties under the format property like that: + Format Standard Name "Standard" (readonly) Custom "" I try to do the same behavior than the font propert...more >>



ADO.Net Transactions
Posted by SteveL at 7/6/2005 12:00:00 AM
Hi, Couple of questions: 1. How does ADO.Net invoke transactions. I am using the SQLConnection and transation object and am not using COM+. Does it use it's own provider to control the transactions or does it use MSDTC? 2. Can I enlist in a distributed transaction just using ADO.Net wit...more >>

component migration issue from windows NT to windows2003
Posted by srn at 7/5/2005 4:21:03 AM
Hi, I have one custom component (which does encryption and decryption of given string) deployed in MTS on windows NT . The component is using from asp code and It's working fine. Now I got a requirement to upgrate the operating system. Now I deployed the component on COM+ service on windows...more >>


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