Qt WebChannel ChatClient QML Example#
A QML client that communicates over a WebSocket with a
ChatClient QML provides a simple
Running the Example#
To run the example, enter the following command in the client source directory:
Implementing a Web Channel Client#
The client initializes a WebSocket connection to the chat server and receives an object containing all the necessary signals, slots, and properties for implementing a chat client.
After login, the client can invoke the method
sendMessage and receive the signal
newMessage to send and receive messages. Furthermore, a
userList property provides the names of all other connected clients. It is automatically updated when its contents change. Also, the client responds to the server’s keep alive signal which is needed to detect disconnected clients and remove them from the
QWebChannel , like connecting to signals (
newMessage), calling slots (
sendMessage), and handling property changes (
The client is able to work with the Qt WebChannel ChatServer Example .