nnksoft is correct. If you need do some processing on the server in order to validate, you can make your server side function a webmethod and call it from the javascript function you assign to the customvalidator control. The best of both worlds :)
On Nov 15, 9:02 pm, nnksoft <nnks...@gmail.com> wrote: > Look at your code, you did validate at server side. If you want your custom > validator to work before the form to be submitted to server, I mean at > client side, you must implement a Javascript function and set > *ClientValidationFunction > *attribute of CustomValidator control to function name. > > > > On Tue, Nov 16, 2010 at 12:49 AM, Justin <justin.lot...@gmail.com> wrote: > > BUMP > > > On Nov 10, 2:10 pm, Justin <justin.lot...@gmail.com> wrote: > > > I have very limited exposure to .NET. So first, I'm working with > > > VB.NET 3.5. > > > > I've been tasked with digitizing some forms for my job. My custom > > > validator is set to a TextField. The function that does the actual > > > validation (ValidatePercentEffort) checks a bunch of fields at once, > > > verifying that the total sum of the fields is equal to some number. > > > > The problem is the CustomValidator is not being called before the > > > ButtonClick event. I have other validation controls on the page that > > > do validate before the click event. > > > > So if I open up the page and immediatly submit, validation of all > > > fields will should. However, I only see the validation results of the > > > non-CustomValidator fields. Then, I fix all those errors, submit > > > again. This causes the button event to fire, THEN the custom > > > validator runs. So currently, I have the button's click function also > > > validate teh form. > > > > Does anyone know why the customvalidator is not firing until after the > > > buttonclick event is fired? I've posted some snippets of my code, > > > hopefully there is something useful in there, if not, I have no idea > > > where to look. > > > > Thanks for any help. > > > > <asp:CustomValidator ID="CustomValidator1" runat="server" > > > ErrorMessage="Blah blah bob loblah law blog" > > > ControlToValidate="PercentEffort" ForeColor="Red" > > > ValidationGroup="Val1" > > > ValidateEmptyText="True" >*</asp:CustomValidator> > > > > <asp:Button ID="Save2" runat="server" Text="Save" > > > ValidationGroup="Val1" /> > > > > Protected Sub CustomValidator1_ServerValidate(ByVal source As Object, > > > ByVal args As System.Web.UI.WebControls.ServerValidateEventArgs) > > > Handles CustomValidator1.ServerValidate > > > args.IsValid = ValidatePercentEffort() > > > End Sub- Hide quoted text - > > - Show quoted text -
