Chart Events

onActivated

Excel.run(function (context){ 
    var pieChart = context.workbook.worksheets.getActiveWorksheet().charts.getItem("Pie"); 
    pieChart.onActivated.add(function (event) { 
        return Excel.run((context) => { 
            console.log("The pie chart is the active chart. ID: " + event.chartId); 
            return context.sync(); 
        }); 
    }); 
    return context.sync(); 
}); 

onDeactivated

Excel.run(function (context){ 
    var pieChart = context.workbook.worksheets.getActiveWorksheet().charts.getItem("Pie"); 
    pieChart.onDeactivated.add(function (event) { 
        return Excel.run((context) => { 
            console.log("The pie chart is NOT active."); 
            return context.sync(); 
        }); 
    }); 
    return context.sync(); 
});