Rowupdating event in aspxgridview

When all you've got is a Hammer, Every Problem looks like a Nail. To use Find Control you would have to build a Template Field. Text = "Database was not updated for record " & row. Text ", string text " update String "." End If Catch ex As Exception Throw ex End Try Dim field1Cell As Data Control Field Cell = Direct Cast(row. You will then get a Dictionary with all values, with the field names as keys. In the Row Updating handler, you will need to extract the values like I do in my Updating handler. Template Fields are not Bound Fields, and they don't have Data Field on them. Please remember to click “Mark as Answer” on the post that helps you. This can be beneficial to other community members reading the thread. You could even loop over the Cells and use Extract Values on each into the same Dictionary. This can be beneficial to other community members reading the thread. Extract Values From Cell(values, field1Cell, Data Control Row State. It will be in a Dictionary, but it will be the only value in that. Please remember to click “Mark as Answer” on the post that helps you. Add("lang_String", update String) item Data Source. When I changed the Cell index in line one of the code above I did return an existing value from the Gridview. Please review the stack trace for more information about the error and where it originated in the code. Invalid Cast Exception: Unable to cast object of type 'System. Also, I do not need to extract any other values than just this one cell, I have everything else already assigned in other variables. Containing Field, Bound Field) Dim values As New Ordered Dictionary() field1Field. Grid View (and some others) won't play nice when doing that. If it is a Data Control Field Cell, cast to that and get its Containing Field. Update Command = "usp_update PTTroot String" ' Call stored procedure Dim rows Affected As Integer = 0 Try rows Affected = item Data Source. Containing Field, Bound Field) Dim values As New Ordered Dictionary() field1Field. You will then have a Dictionary with all values in it. And no cast will be needed, as Containing Field already is of that type. When all you've got is a Hammer, Every Problem looks like a Nail. Okay, I am sorry that I am jumping around trying to work this out. I am not sure which direction you are suggesting I go here. New Values("brief_Descrip")) = "" Then update Description = "" Else update Description = e. To String() End If Dim update Key As Integer = row. Text If update Description = "" Or update Description = "Null" Then update Description = "Null" End If I am guessing you are Data Binding in code-behind. (Or possibly one that implements IData Source.) If so, examine the Row (use Find Control if possible) to get the Controls holding the edited values from the Cells. However, you can also examine the Cells of the Row. Cells(6), Data Control Field Cell) Dim field1Field As Bound Field = Direct Cast(field1Cell. If you use Template Fields, you should go for the Extract Values method, and extract the values from each Cell. This can be beneficial to other community members reading the thread. Text = my Text1 Dim update Description As String new Brief Descrip = row. If that is "brief_Descrip", you can use the Extract Data From Cell method of the Data Control Field on the Cell to get the value. Add("prev_Lang String", update String) item Data Source. Add("brief_Descrip", update Description) item Data Source. Find Control("brief_Descrip"), Text Box) I can see the sort Expression in field1Field, line 2 of code above, Values returns Nothing though. Description: An unhandled exception occurred during the execution of the current web request. I understood about the lack of an update command and the labels to display the data, thanks. Cells(6), Data Control Field Cell) Dim field1Field As Bound Field = Direct Cast(field1Cell. If that is a Bound Field, cast to that and you will have access to the Data Field property. Update ' Notify the user that the update was successful. Extract Values From Cell(values, field1Cell, Data Control Row State. Text = Direct Cast(values("Field1"), [String]) Dim field2Text Box As Text Box = Direct Cast(row. When I wrote that demo, I also wanted to show that columns could be selected by examining Data Field. So i think I am giong to change back to boundfields since it did not error, and try to figure out why I was not getting the value that had been entered. Row Index) Dim field1Cell As Data Control Field Cell = Direct Cast(row.

Checked = True Then Dim sql As String = "SELECT * FROM " tbl Name " WHERE display Record = 'True' ORDER BY data_text;" da = New Sql Data Adapter(sql, str Connection) Else Dim sql As String = "SELECT * FROM " tbl Name " WHERE needs Translation = 'True' and display Record = 'True' ORDER BY data_text;" da = New Sql Data Adapter(sql, str Connection) End If Else If Check Box1. Hi, For accessing Text Box in Template Field, try this: Text Box tb = (Text Box)Grid View4. If the value is there at that time, step through your code one step at a time, and see when it changes. Please remember to click “Mark as Answer” on the post that helps you. Please remember to click “Mark as Answer” on the post that helps you.I'm obviously doing something very wrong, but I cannot fathom what.Basically, I have handled 4 events for the Grid View: Row Editing, Row Canceling Edit, Row Updating and Row Deleting. Please remember to click “Mark as Answer” on the post that helps you. Source Error: The Data Source assignment is just for the sake of the demo. The Data Control Field for the Cell knows the structure of its Cells, and will use that knowledge when you call Extract Values From Cells. So if you extract values from the 7th column, you should be fine.Please remember to click “Mark as Answer” on the post that helps you. Find Control("brief_Descrip"), Text Box) I have one Bound Field, that I am addressing as such. They are Read Only, making their values the old values.

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