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VB.NET

Notes, Tricks and Tips on VB.NET

July 2007 - Posts

  • Keeping an MDI Child form from openining more than once in its parent

    This simple piece of code will keep an MDI Child form from openining more than once in its parent

    Private Sub mnuEnterBids_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles mnuEnterBids.Click
    Dim frm As New enterPriceBook

    openform(frm)

    End Sub

     

    Sub openform(ByVal frm As Form)
    Dim f As Form
    For Each f In Me.MdiChildren

    If f.Name = frm.Name Then

    Exit Sub

    End If

    Next

    frm.MdiParent = Me
    frm.Show()

    End Sub