| Spread for ASP.NET 8.0 Product Documentation > Developer's Guide > Managing Data in the Component > Server-Side Scripting > Understanding the Effect of Mode on Events |
The setting of the EnableClientScript property affects many aspects of the FpSpread component, including its appearance and what events occur, depending on the operation mode.
Events that are not listed in the following table are not affected by the operation mode.
The events that occur for the FpSpread class are affected by the EnableClientScript setting and the SheetView class OperationMode property as listed in the following table.
| Event/ Operation Mode | Normal | ReadOnly | RowMode | SingleSelect |
|---|---|---|---|---|
| ActiveRowChanged | Occurs if EnableClient-Script is false | Does not occur | Occurs if EnableClient-Script is false | Occurs if EnableClient-Script is false |
| ActiveSheetChanged | Occurs | Occurs | Occurs | Occurs |
| ButtonCommand | Occurs | Occurs | Occurs | Occurs |
| CancelCommand | Occurs | Does not occur | Occurs | Does not occur |
| CellClick | Occurs if AutoPostBack is true | Occurs if AutoPostBack is true | Occurs if AutoPostBack is true | Occurs if AutoPostBack is true |
| ChildViewCreated | Occurs | Occurs | Occurs | Occurs |
| ColumnHeaderClick | Occurs if AutoPostBack is true | Occurs if AutoPostBack is true | Occurs if AutoPostBack is true | Occurs if AutoPostBack is true |
| CreateButton | Occurs | Occurs | Occurs | Occurs |
| DeleteCommand (AllowDelete set to true) | Occurs | Does not occur | Occurs | Does not occur |
| EditCommand | Occurs if EnableClient-Script is false | Does not occur | Occurs if EnableClient-Script is false | Does not occur |
| ErrorCommand | Occurs if EnableClient-Script is false | Does not occur | Occurs if EnableClient-Script is false | Does not occur |
| InsertCommand (AllowInsert set to true) | Occurs | Does not occur | Occurs | Does not occur |
| RowHeaderClick | Occurs if AutoPostBack is true | Occurs if AutoPostBack is true | Occurs if AutoPostBack is true | Occurs if AutoPostBack is true |
| SaveOrLoadSheetState | Occurs | Occurs | Occurs | Occurs |
| SortColumnCommand (AllowSort set to true) | Occurs | Occurs | Occurs | Occurs |
| TopRowChanged (does not occur if scroll bar is used to change the top row) | Occurs | Occurs | Occurs | Occurs |
| UpdateCommand | Occurs | Does not occur | Occurs | Does not occur |