Resume Layout(False) End Sub #End Region Private Sub Text Box1_Text Changed(By Val sender As System. Text Changed End Sub Public Sub Text Box1_Validating(By Val sender As Object, _ By Val e As System. New() 'This call is required by the Windows Form Designer. Label 'Required by the Windows Form Designer Private components As System. Container 'NOTE: The following procedure is required by the Windows Form Designer 'It can be modified using the Windows Form Designer. Back Color = vb White End Sub Private Sub Text1_Validate(Cancel as Boolean) Cancel = (Text1. In some applications, however, the code in the Text1_Lost Focus method might depend on some variable that has been set in the Validate event.Text = "") End Sub Now consider the corresponding VB. If the end user clicks on a different control and Text1 contains an empty string, the Lost Focus event resets the background color to white, then the Validate event cancels the focus shift, and finally the Got Focus event changes the background color to yellow again. If this is the case, the converted code might fail or behave unexpectedly.Can you comment on this or expand your article to address this?
Truly, Emad Public Class Form1 Private b Validate Text Box As Boolean = True Private Sub Button1_Mouse Enter(By Val sender As Object, By Val e As System. Mouse Enter b Validate Text Box = False '// Disable Validation. Msg Box("Text Box Validation was Canceled") '// for testing. Validating If b Validate Text Box Then '// validating code here.
NET the more I like d Base III Plus The foregoing, whilst believed to be correct, is given without guarantee as to it's accuracy and entirely without recourse.
NET textbox, which event handler is better to use: Validating or Leave?
I've been revisiting event handlers for my legacy project..
I came across something I'd never seen before on this C# event handler article published by Microsoft.