ChartManager.ActiveFrameChanged

event · ChartManager · cAlgo.API

DesktopCLICloud

Occurs when active frame is changed.

Environment behaviour

CLI — not supported. Available to plugins only, and plugins cannot run in the CLI.

Cloud — not supported. Available to plugins only, and plugins cannot run in the cloud.

Definition

C#Python

event Action<ActiveFrameChangedEventArgs> ActiveFrameChanged;

api.ChartManager.ActiveFrameChanged += handler  # handler(obj: ActiveFrameChangedEventArgs)

Examples

C#Python

protected override void OnStart()
{
    ChartManager.ActiveFrameChanged += OnActiveFrameChanged;
}

private void OnActiveFrameChanged(ActiveFrameChangedEventArgs args)
{
    if (args.NewFrame is ChartFrame chartFrame)
        Print("Active chart changed to {0} {1}", chartFrame.Symbol.Name, chartFrame.TimeFrame);
}

def on_start(self):
    api.ChartManager.ActiveFrameChanged += self.on_active_frame_changed

def on_active_frame_changed(self, args):
    if args.NewFrame is not None and isinstance(args.NewFrame.__implementation__, ChartFrame):
        chartFrame = ChartFrame(args.NewFrame)
        api.Print(f"Active chart changed to {chartFrame.Symbol.Name} {chartFrame.TimeFrame}")