consolidating airline industry Winforms datagridview rowvalidating

However, if I select another control on my form, Row Validating is called as well, but if I set e. Cancel to true, the application hangs (it doesn't even update the form anymore).

I create columns and rows dynamically and I assign the values dynamically to each cell.

2) I need to validate inputs a user makes against regular expressions and allow changing rows only if there are no errors validating each column.

3) I have the Row Validating and Row Validated events assigned only.

Now: The Row Validating and Row Validated events get called alright and work well as long as I only switch to another row in my Data Grid View.

I want to have a row validation for adding of items. Row Validating With Data Grid View1 If is Already Added(.

I have a datagridview named datagridview1 with columns dgv Txt Item Code, dgv Txt Item Desc and so on.

I'm having trouble with how to determine if the cell is required (cannot be null) in my Row Validating event. Data Grid View Cell Cancel Event Args) _ Handles dgd Global Cust Acct Info.

Is it possible to determine given a cell if it's column allows null values and then return focus to that cell after a messagebox? Or is there perhaps a better way to accomplish what I'm trying to do? Row Validating Dim row As Data Grid View Row = dgd Global Cust Acct Info. Row Index) For Each cell As Data Grid View Cell In row.

I'd rather not hard code all the required columns into the event. Here's my code so far: Private Sub On Row Validating(sender As System.

Show("Fix Missing Field") End If Next End Sub Private Sub Products Data Grid View_Row Validating(sender As Object, e As System. Row Validating Dim my DGV As Data Grid View = Direct Cast(sender, Data Grid View) Msg Box(my DGV.

The Data Grid View control is the new grid control for Windows Froms 2.0.