SetExternalWorkbook

SetExternalWorkbook(string)

Sets external workbook as a data source for the chart. Chart data will be updated from the target workbook.

public void SetExternalWorkbook(string workbookPath)
Parameter Type Description
workbookPath String Path to the target workbook

Exceptions

exception condition
InvalidOperationException External workbook is not available or can’t be loaded.

Examples

[C#]
using (Presentation pres = new Presentation())

   IChart chart = pres.Slides[0].Shapes.AddChart(ChartType.Pie, 50, 50, 400, 600, true);
   IChartData chartData = chart.ChartData;
   (chartData as ChartData).SetExternalWorkbook("../../workbook.xlsx");

See Also


SetExternalWorkbook(string, bool)

Sets external workbook as a data source for the chart.

public void SetExternalWorkbook(string workbookPath, bool updateChartData)
Parameter Type Description
workbookPath String Path to the target workbook
updateChartData Boolean If value is false only workbook path will be updated. Chart data won’t be loaded and updated from the target workbook. Can be used when target workbook doesn’t exist or it’s not available. If value is true chart data will be updated from the target workbook.

Exceptions

exception condition
InvalidOperationException External workbook is not available or can’t be loaded.

Examples

using (Presentation pres = new Presentation())

   IChart chart = pres.Slides[0].Shapes.AddChart(ChartType.Pie, 50, 50, 400, 600, true);
   IChartData chartData = chart.ChartData;

   (chartData as ChartData).SetExternalWorkbook("http://path/doesnt/exists", false);

See Also