/// <summary>
/// The register event handler.
/// </summary>
/// <param name="key">
/// The key.
/// </param>
/// <param name="handler">
/// The handler.
/// </param>
/// <typeparam name="T">
/// This is the event argument class - e,g - LoadErrorEventArgs, FrameLoadStartEventArgs.
/// </typeparam>
public void RegisterEventHandler <T>(CefEventKey key, ChromelyEventHandler <T> handler)
{
if (_windowCreated)
{
throw new Exception("\"RegisterEventHandler\" method must be called before \"Run\" method.");
}
HostConfig?.RegisterEventHandler(key, handler);
}