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How to remove the top-right corner error mark from the GridCell by pressing Esc key when validated by handling the CurrentCellValidating event?

Platform: WinRT |
Control: SfDataGrid |
Published Date: August 8, 2015 |
Last Revised Date: February 5, 2016 |
.NET Framework: 4.5

 

In the SfDataGrid, validation can be done by handling the CurrentCellValidating event. The SfDataGrid does not allow the end-user to move to the other cells until the validation succeeds. In a meantime, you can move to the other cells after pressing Esc key that resets the validation status and error message at the top-right corner.

 

 

It is possible to reset the validation status when the end-user presses Esc key from the edit mode by overriding the GridSelectionController. In the following code example, the validation status and top-right corner error indication is reset by invoking the ValidationHelper.ResetValidations method on pressing the Esc key by overriding the ProcessKeyDown method of the GridSelectionController.

 

For WPF:

 

For WinRT:

 

Note: You need to override the GridCellSelectionController class when the SelectionUnit is GridSelecionUnit.Cell.

The corner error mark is enabled when the employeesalary less 20000 as shown in following screenshot

Sample Links:

WPF

WinRT

UWP

 

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