Cellvalidating at datagridview
Its not permissible to have the two selected to true, but they can both be false. Error Text = "" Dim other Check As Boolean = False If (Datagrid1. Private Sub Datagrid1_Cell Validating(By Val sender As Object, By Val e As System.
I noticed that when I click on the checkbox to uncheck it after the e.cancel executed, that click does not change its value, I can both see in the UI that the value did not change before the cellvalidating event is called and in the cellvalidating event itself, when I set a breakpoint after the line that checks and verify the value of CBool(Datagrid1("Cell_2", e. The only way to close the form is to click on the form close cross in the upper right corner of the form. I need to check that only one of the two can be checked. Its just that my UI does not respond correctly and I can't expect my users to get out of it that way. Bob "Bob" In a datagridview (vs2005, VB.net) I have two columns that are checkboxes. Private Sub Datagrid1_Cell Validating(By Val sender As Object, By Val e As System. Private Sub Datagrid1_Cell Validating(By Val sender As Object, By Val e As System.
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otherwise the event does a validation on other types of fields and returns errors, but that was easy. I think common behaviour is so that the user can't leave the cell once validation fails and is forced to correct it before he can leave the cell. But there is a problem in your code, you can't use "Data Grid View[,].