Validating datagridview cell in vb net is amanda bynes dating doug reinhardt

If I then ckeck the second checbox (cell_2), it gives me the error message but does not return the second checkbox I checked to its unchecked state. Any help appreciated, Bob Once I'm in this process after the error text has been set, evn my close button, that has just a Me.close() in it does not work. Cancel = True End If End If End Sub Say I checked just one checkbox Cell_1 to start, the code allows the change to be made. I press the sacep key after the e,cancel and the message and I get the same problem. (Code Behind the Row Validating does get triggered when navigating to different row.) This is not consistant. But it does not seem to get invoked when navigating to another Cell. 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[,]. I wrote code in the cellvalidating event as follows.

I need to check that only one of the two can be checked.

If I then ckeck the second checbox (cell_2), it gives me the error message but does not return the second checkbox I checked to its unchecked state. Any help appreciated, Bob In a datagridview (vs2005, VB.net) I have two columns that are checkboxes. Its not permissible to have the two selected to true, but they can both be false.

Cancel = True End If End If End Sub Say I checked just one checkbox Cell_1 to start, the code allows the change to be made. I press the sacep key after the e,cancel and the message and I get the same problem. I need to check that only one of the two can be checked.

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. I need to check that only one of the two can be checked. Data Property Name = "Cell_1") Then other Check = CBool(Datagrid1("Cell_2", e. I wrote code in the cellvalidating event as follows. Data Grid View Cell Validating Eve nt Args) Handles Datagrid1.

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When I reopen it I can see that the chages were not comitted to the database, which is fine.

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