TRSCustomChartPanel.OnChartValueSelectionChange Event

Delphi

public
  property OnChartValueSelectionChange: TRSChartValueEvent read FOnChartValueSelectionChange write FOnChartValueSelectionChange;
 

The following code updates a CheckListBox, which has been previously filled with all the values in a chart:

Delphi

procedure TForm1.RSChartPanel1ChartValueSelectionChange(Sender: TObject;
   const Chart: TRSCustomChart; const Value: TRSChartValue);
 begin
      // the check list box was filled earlier with: CheckListBox1.Items.Assign(Chart.Values);
      with CheckListBox1 do
           Selected[Items.IndexOfObject(Value)] := Value.Selected;
 end;

Reference