SpreadsheetOptionsExtensions.AddCellValueChanged(SpreadsheetOptions, CellValueChangedEventHandler) Method

Connects the event with an event handler function.

Namespace: DevExpress.AspNetCore

Assembly: DevExpress.AspNetCore.Spreadsheet.v24.2.dll

Declaration

public static SpreadsheetOptions AddCellValueChanged(
    this SpreadsheetOptions spreadsheetOptions,
    CellValueChangedEventHandler handler
)

Parameters

Name	Type	Description
spreadsheetOptions	SpreadsheetOptions	Spreadsheet options.
handler	CellValueChangedEventHandler	A function that handles the CellValueChanged event.

Returns

Type	Description
SpreadsheetOptions	An object that can be used to further configure the Spreadsheet options.

Remarks

The example below demonstrates how to handle the CellValueChanged event:

Program.cs

builder.Services.AddSingleton<IHttpContextAccessor, HttpContextAccessor>();
builder.Services.AddDevExpressControls(options => {
    options.AddSpreadsheet(
        spreadsheetOptions => {
            spreadsheetOptions
                .AddCellValueChanged(
                    (object sender, SpreadsheetCellEventArgs e) => {
                        if (!e.OldValue.IsEmpty && e.Value.IsEmpty)
                            e.Cell.Value = "deleted";
                    }
                );
        }
    );
});