Leave If is Editing Then Set Column Value At Row(cm Source, m Row Num, Column Combo Box. Msg This is a (changed and optimized) version from the one which we saw in past made by a lot of persons for the Windows Forms Data Grid which has no standard combobox, this one works with Option Strict On.
Text = Get Column Value At Row(source, row Num) Text Box. Column Started Editing(Direct Cast(sender, Control)) End Sub Private Sub Leave Combo Box(By Val sender As Object, By Val e As Event Args) _ Handles Column Combo Box.
Selected Index) End If Return True End Function Private Sub Combo Start Editing(By Val sender As Object, By Val e As Event Args) is Editing = True My Base.
Focus() End Sub Protected Overloads Overrides Function Commit(By Val data Source As _ Currency Manager, By Val row Num As Integer) As Boolean If is Editing Then is Editing = False Set Column Value At Row(data Source, row Num, Column Combo Box.
Text) End If Return True End Function Private Sub Combo Start Editing(By Val sender As Object, By Val e As Event Args) is Editing = True My Base.
Add(ts) End Sub Be aware this tip is for the Windows Forms Data Grid, not for the Data Grid View To validate the text entered into a datagrid add a handler to the Datagrid Textbox Column's validating event. Dim ds As New Data Set Private Sub Form1_Load(By Val sender As System. Fill(ds, "Products") Dim ts As New Data Grid Table Style ts.
Load Dim conn As Sql Connection Dim str Conn As String Dim str SQL As String Dim da As Sql Data Adapter str Conn = "Server = (local);" str Conn &= "Database = North Wind;" str Conn &= "Integrated Security = SSPI;" conn = New Sql Connection(str Conn) da = New Sql Data Adapter("Select * From Products", conn) da. Table Name Dim col Discontinued As New Data Grid Bool Column With col Discontinued .
Add(text Col) Dim cmb Txt Col As New Data Grid Combo Box Column cmb Txt Col. Hide() End Sub Protected Overrides Function Get Column Value At Row(By Val source As System. Get Column Value At Row(source, row Num)) Return str Values(int Value) End Function End Class Public Class No Key Up Combo Inherits Combo Box Protected Overrides Sub Wnd Proc(By Ref m As System. New() Column Combo Box = New No Key Up Combo Add Handler Column Combo Box. Selected Index) is Editing = False Invalidate() End If Column Combo Box. Currency Manager, By Val row Num As Integer) As Object Dim int Value As Integer int Value = CInt(My Base. At the end of the sample is showed how to use it Be aware this is a Tip for a Windows Forms Data Grid not a Data Grid View Public Class Data Grid Combo Box Column Inherits Data Grid Text Box Column Public With Events Column Combo Box As No Key Up Combo 'special class Private With Events cm Source As Currency Manager Private m Row Num As Integer Private is Editing As Boolean Shared Sub New() End Sub Public Sub New() My Base. End Sub Private Sub My Tab Control_Mouse Click(sender As Object, _ e As System. For Example I have it so that when I leave the first page it changes the visible property to my datagridview to False and when I enter it turns it back to True and loads the data for my table.