{"id":80,"date":"2009-10-25T20:20:13","date_gmt":"2009-10-25T19:20:13","guid":{"rendered":"http:\/\/blog.rabihtawil.com\/?p=70"},"modified":"2009-10-25T20:20:13","modified_gmt":"2009-10-25T19:20:13","slug":"validate-data-entered-into-textboxcolumn","status":"publish","type":"post","link":"http:\/\/www.raytawil.com\/?p=80","title":{"rendered":"Validate data entered into textboxcolumn"},"content":{"rendered":"

To validate the text entered into a datagrid add a handler to the DatagridTextboxColumn’s validating event. Here is some sample code.<\/span><\/p>\n

Dim ds As New DataSet<\/span><\/p>\n

Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
\nDim conn As SqlConnection
\nDim strConn As String
\nDim strSQL As String
\nDim da As SqlDataAdapter<\/p>\n

strConn = “Server = (local);”
\nstrConn &= “Database = NorthWind;”
\nstrConn &= “Integrated Security = SSPI;”<\/p>\n

conn = New SqlConnection(strConn)
\nda = New SqlDataAdapter(“Select * From Products”, conn)
\nda.Fill(ds, “Products”)<\/p>\n

Dim ts As New DataGridTableStyle
\nts.MappingName = ds.Tables(“Products”).TableName<\/p>\n

Dim colDiscontinued As New DataGridBoolColumn
\nWith colDiscontinued
\n.MappingName = “Discontinued”
\n.HeaderText = “Discontinued”
\n.Width = 80
\nEnd With<\/p>\n

Dim colName As New DataGridTextBoxColumn
\nWith colName
\n.MappingName = “ProductName”
\n.HeaderText = “Product Name”
\n.Width = 180
\nEnd With
\nAddHandler colName.TextBox.Validating, AddressOf CellValidating<\/p>\n

ts.GridColumnStyles.Add(colName)
\nts.GridColumnStyles.Add(colDiscontinued)<\/p>\n

DataGrid1.TableStyles.Add(ts)<\/p>\n

ts = Nothing
\ncolDiscontinued = Nothing
\ncolName = Nothing<\/p>\n

DataGrid1.DataSource = ds.Tables(“Products”)
\nEnd Sub<\/p>\n

Private Sub CellValidating(ByVal sender As Object, ByVal e As System.ComponentModel.CancelEventArgs)
\nDebug.WriteLine(DirectCast(sender, DataGridTextBox).Text)
\nEnd Sub<\/p><\/blockquote>\n","protected":false},"excerpt":{"rendered":"

To validate the text entered into a datagrid add a handler to the DatagridTextboxColumn’s validating event. Here is some sample code. Dim ds As New DataSet Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load Dim conn As SqlConnection Dim strConn As String Dim strSQL As String Dim da As SqlDataAdapter strConn […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[110],"tags":[34,40],"_links":{"self":[{"href":"http:\/\/www.raytawil.com\/index.php?rest_route=\/wp\/v2\/posts\/80"}],"collection":[{"href":"http:\/\/www.raytawil.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.raytawil.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.raytawil.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.raytawil.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=80"}],"version-history":[{"count":0,"href":"http:\/\/www.raytawil.com\/index.php?rest_route=\/wp\/v2\/posts\/80\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.raytawil.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=80"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.raytawil.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=80"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.raytawil.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=80"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}