Rowupdating gridview newvalues
Find Control, I only get unedited values, those initially displayed from database, not the actual values displayed on screen. Rows(index) Dim str Add As String = "" str Add = (CType(row.
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.
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.
I am fairly sure that the data is not being rebound prior to the updating event.
I've found the answer to this now after some poking and rearranging.
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.
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.
So I have my Gridview with Data Source set to a Data Table on page Load event : In the Click event of the button I want to retrieve current values of the controls, as displayed on Web page after user's actions, and pass them to my sp as a comma-separated string. Is Null Or Empty(str Add) = False Then str Per Insert = str Per Insert & str Add & "," '..so on to add values to string What to do to retrieve edited values? Find Control, I only get unedited values, those initially displayed from database, not the actual values displayed on screen. Rows(index) Dim str Add As String = "" str Add = (CType(row.
I want to provide my user a Gridview filled with data from database, allowing him to edit these records not in order to update the database, but in order to insert edited rows in db as new records through a stored procedure. - to use Edit built-in capabilities (Edit button, Edit Item Template etc.) because I don't need to make any real updating and I don't have a clear idea of how to "bypass" the parts I don't want.) Cri Hello, I'm new to ASP. The problem is: when I retrieve data using Grid View. Grid View Command Event Args) Handles gv Autorizzazioni. Command Name = "Crea Autorizz") Then Dim str Per Insert As String = "" Dim index As Integer = Convert. Command Argument) Dim row As Grid View Row = gv Autorizzazioni. I also tried setting Edit Index to the index of "pseudo-edited" row, just before your code: Private Sub gv Test_Row Editing(By Val sender As Object, By Val e As System.
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