ChartArea.ObjectsSelectionChanged

event · ChartArea · cAlgo.API

DesktopCLICloud

Occurs when chart objects are selected or deselected.

Environment behaviour

CLI — not supported. Never raised: chart objects cannot be selected.

Cloud — not supported. Never raised: chart objects cannot be selected.

Definition

C#Python

event Action<ChartObjectsSelectionChangedEventArgs> ObjectsSelectionChanged;

chartArea.ObjectsSelectionChanged += handler  # handler(obj: ChartObjectsSelectionChangedEventArgs)

Examples

C#Python

protected override void OnStart()
{
    Chart.ObjectsSelectionChanged += OnObjectsSelectionChanged;
}

private void OnObjectsSelectionChanged(ChartObjectsSelectionChangedEventArgs args)
{
    Print("Selected: {0} | Deselected: {1}", args.ObjectsAddedToSelection.Count, args.ObjectsRemovedFromSelection.Count);
}

def on_start(self):
    api.Chart.ObjectsSelectionChanged += self.on_objects_selection_changed

def on_objects_selection_changed(self, args):
    api.Print(f"Selected: {args.ObjectsAddedToSelection.Count} | Deselected: {args.ObjectsRemovedFromSelection.Count}")