I see 2 and 3 as the common usage for the CEF .NET community. Ajax may see less usage because it's use can result in other issues -- like cross-origin error and may be more complex for some people.
Like I said, I have just started looking into WebSocket and may soon be implemented for CefGlue apps.
However ... Ajax is one of the options of IPC, and this is common to both CefGlue and CefSharp implementations. The options are:
1. Ajax HTTP/XHR (Xilium.CefGlue, CefSharp) 2..NET/Javascript integration (CefSharp) 3. Generic Message Routing (Xilium.CefGlue)
I see 2 and 3 as the common usage for the CEF .NET community. Ajax may see less usage because it's use can result in other issues -- like cross-origin error and may be more complex for some people.
Like I said, I have just started looking into WebSocket and may soon be implemented for CefGlue apps.