In the StartUp class, we are using app.MapSignalR() - it will map signalr hubs to the app builder pipeline. We are calling owinstartup with parameter , which will initialize our StartUp class.Ģ. Public void Configuration(IAppBuilder app)ġ. We have defined a ChangeWeather function, which is taking a parameter temperature and it is calling NotifyUser of the client side with the parameter temperature.Īdd a new class in the SignalR folder with name StartUp and paste below code in the StartUp.cs.The class chathub is inhereting a hub class, that means we are making the ChatHub class to act like hub of the communication.Others in 'Clients.Others' is holding the list of all connected user except the // caller user (the user which has called this method) // NotifyUser is a function on the clientside, you will understand it later. Clients is ConnectionContext, it holds the information about all the connection.
Public void ChangeWeather( int temperature)
Configuring Signalr 1.Creating Hub classĪdd a new class in the SignalR folder with name ChatHub and paste the below codeĬopy Code using I am doing this because i want to keep the code related to signalr to a different folder. Add new folder in the project with name SignalR Actually they are seperate library of signalr for different purpose but we need the complete package because we are going to create signalr server as well as client. You will notice there are many results of signalr search, so the question will be- what will happen if you click on others. It will add both the server library and javascript client library.
It will install all the library needed for creating the signalr Application. Search signalr in nuget search and click on First Search Result I am creating an Asp.net mvc project but you can create webform or any asp.net technology project. Please do not change the name because i am going to use this namespace throughout the article.
net 4.5, because this will let us use the latest signalr 2.x version. BackgroundĬreate a new web project with the name WeatherAppDemo with .net framewrok version 4.5.
Here, i am going to create a simple weather notification app that will notify all connected users the changed weather instantly (real time). It is open source and you can download it from GitHub. NET technology (ASP.NET Application, C# console Application, WPF Application, Windows phone Application etc.). NET developers for adding real time functionality to the Application made using.