Function invokeSignalCallbacks

QWebEngineView/Data/qwebchannel.js:295–303

* Invokes all callbacks for the given signalname. Also works for property notify callbacks.

(signalName, signalArgs)

     * Invokes all callbacks for the given signalname. Also works for property notify callbacks.
     */
    function invokeSignalCallbacks(signalName, signalArgs)
    {
        var connections = object.__objectSignals__[signalName];
        if (connections) {
            connections.forEach(function(callback) {
                callback.apply(callback, signalArgs);
            });
        }
    }

    this.propertyUpdate = function(signals, propertyMap)
    {