Cellvalidating at datagridview
Or if not, then it is because the user has entered an invalid value in the current cell."The validating event is firing because focus is being moved from the DGV to the button.2) Detach the event hander before the unwanted event triggers and re-attach after. so when i click the add button the cell validating event triggers i have posted the cell validating event do you know how to solve this thanxxx code!!!Something there is causing the cell validating event to fire. [Edit] The validating event is firing because focus is being moved from the DGV to the button.Since you have not added your new row yet it should validate OK.
NET Framework によってサポートされていないバージョンがあります。サポートされているバージョンについては、「システム要件」を参照してください。 関連項目Data Grid View クラスData Grid View メンバSystem. Forms 名前空間Data Grid View Cell Validating Event Handler Data Grid View Cell Validating Event Args Data Grid View. In your example, you use the Cell Validating event, as shown below: Here, you want to ensure that the length of the new Customer ID is at least five characters.You do this by using the Formatted Value property of the Data Grid View Cell Validating Event Args parameter.To perform any custom validation on the cell or row being edited, you can use the Cell Validating and Row Validation events, respectively.If you want to validate the data cell by cell, the former event is useful where you want to validate the data for the entire row at once then the later event is handy.