Vb net textbox event validating
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The sequence is the same regardless of how the end user moves the input focus away from the control. NET controls fire these events in the same sequence only if end users move the input focus by means of the keyword; if they use the mouse, the control fires a Lost Focus event, then the Validating event, and – if the validation fails – another Got Focus event to let the application know that the focus is again on the control. NET programs created by VB Migration Partner follow the . In most cases, the fact that the Lost Focus event fires before the Validate event doesn’t affect the application negatively.As per my mock up to the left, my best case scenario was to start users in the Text Box control and have them to type in a value and tab to the Combo Box control.When the Text Box loses its focus the value would be validated and the Combo Box would be populate the appropriate values retrieved from the database. 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. Resume Layout(False) End Sub #End Region Private Sub Text Box1_Text Changed(By Val sender As System.