single-instance

Passing data to .NET C# WPF applications/DLLs

Hello! I have a .NET C# WPF application that I am trying to make into a single-instance application using a Mutex. This .NET application is called by a C++-based DLL using CreateProcessAsUser() and is given parameters via environment variables. Subsequent instances will also be created by the C++ DLL in the same way. Subsequent ins...

How to make sure that there is one instance of the application is running

I want to check when the user double click on applictaion icon that no another instance of this application is already running. I read about My.Application but i still don't know what to do. ...

Creating a WCF service object with InstanceContext object

I have a WCF service with single instance. I have consume it in silverlight and windows forms also. It's working fine in silverlight application but in windows it not create an service object. it tell me 3 parameters in service method. like InstanceContext, EndPoint, Binding the 2nd and 3rd argument I have passed but 1st argument what...

Single instance app with message passing via cmd line?

I have a C# app that is launched via command line. Usually data is pass through the command line such as add (app -a string). I would like only ONE instance of the app to be opened and if more strings are added via command line i would like the single instance to know about it and update itself. I can either put the data into the databas...

open program once with multiple files as arguments from explorer

I have a program that works when, a file is opened with it using the right click menu in explorer. But if I select multiple files and then right click and open with my program then it opens multiple instances of my program, instead of just passing the multiple files as arguments to a single instance. The program is written in vb.net but ...

How to pass arguments to a console application if it is already running ?

I use a Console Application in Windows Mobile to handle incoming message interception. In the same console application i accept parameters (string args[]) which based on the parameters, register the message interceptor. InterceptorType is a enum static void Main(string[] args) { if (args[0] == "Loc...