Radgrid needdatasource not updating
You can use your own way to provide a sample source, e.g. Grid Command Event Args e) Private Read Only Property Grid Source As Data Table Get Dim obj As Object = Me. Grid Source End Sub Private Sub Rad Grid1_Insert Command(By Val source As Object, By Val e As Telerik. Item, Grid Editable Item) Dim orders Table As Data Table = Me.
use the widespread Northwind SQL table to [load the Data Table](grid/data-binding/understanding-data-binding/server-side-binding/advanced-data-binding-(using-needdatasource-event) or generate a dummy Data Table. Grid Need Data Source Event Args e) private void Rad Grid1_Insert Command(object source, Telerik. View State("_gds") If (Not (obj) Is Nothing) Then Return CType(obj, Data Table) Else Dim table As Data Table = Data Source Helper VB. Grid Source Dim new Row As Data Row = orders Table. Length 0) Then new Row("Order ID") = (CType(all Values((all Values. Extract Values From Item(new Values, edited Item) Try For Each entry As Dictionary Entry In new Values new Row(CType(entry.
The following sample illustrates how you can use Java Script to update the calculated value immediately after the user makes a modification.
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private Data Table Grid Source private void Rad Grid1_Need Data Source(object source, Telerik. Get Data Table("SELECT TOP 10 Order ID, Employee ID, Order Date, Ship Name FROM Orders") Me. New Row 'As this example demonstrates only in-memory editing, a new primary key value should be generated 'This should not be applied when updating directly the database Dim all Values() As Data Row = orders Table. Length - 1))("Order ID"), Integer) 1) Else new Row("Order ID") = 1 'the table is empty; End If 'Set new values Dim new Values As Hashtable = New Hashtable 'The Grid Table View will fill the values from all editable columns in the hash e.
View State("_gds") = table Return table End If End Get End Property Private Sub Rad Grid1_Need Data Source(By Val source As Object, By Val e As Telerik.
Note that we use the View State property (named Grid Source) to update the grid source.
Data Source Helper CS and Data Source Helper VB are used to generate the source. Grid Command Event Args) Dim edited Item As Grid Editable Item = CType(e.
In our Google Plus group you can find more than one thousand Sitefinity developers discussing different topics.for that one, you need to write some codes :) but now, this is not our issue, right?our changed data is in datatable and you have to rebind it to grid so it shows updated rows... Alternatively, you can use the API for controlling automatic operationsto achieve your goal. Init Insert Command Name) Then 'cancel the default operation e. If the developer chooses to set default insert values in the alternative way described below - the values in the Default Insert Value property for all columns will be disregarded. Text ("Order " _ (new Row("Order ID") " inserted"))) End Sub Note: You can also see the Accessing cells and rows section for more details about insert dependance from the Display/Visible/Read Only properties of grid columns. Insert Item(new Values) End If End Sub The other option is to set Append Data Bound Items="true" for the dropdown list (residing in edit template of template column) and add default empty item in the dropdown control to avoid exception generation on initial insert: . Net app and I have set the Allow Paging to True and Page Size to 10, now it load 10 items per Rad Grid Page which is what I wanted, but as soon as I press Next Page button (Arrow look button) nothing loads and Rad Grid gets empty. protected void Page_Load(object sender, Event Args e) private void Populate Grid On Load() protected void grd Name_Need Data Source(object sender, Telerik. Data Source = source ' your datasource type grd Name. Experts Exchange gives me answers from people who do know a lot about one thing, in a easy to use platform." -Todd S.it does not update database, just marks rows in datatable that shows they are changed and ready to be reflected to db... I wear a lot of hats - Developer, Database Administrator, Help Desk, etc., so I know a lot of things but not a lot about one thing. When I am trying to implement that in radgrid I am getting too many errors. But i dont know how to do it radgrid "The solutions and answers provided on Experts Exchange have been extremely helpful to me over the last few years.