Link to home
Start Free TrialLog in
Avatar of emi_sastra
emi_sastra

asked on

SHOW FORM USING IMPLEMENTS INTERFACE

Hi All,

I have win app with Mdi Form :

1. ToolStrip with a button for
2. TabControl

I show child form to tabcontrol.

After a child form is added to tabpage, I click mdi form button to show another form that implement at the child form.

The problem is the form at tabpage is gone after the second child form is shown.

What's wrong  ?

Thank you.
Avatar of Mike Tomlinson
Mike Tomlinson
Flag of United States of America image

Impossible to tell without seeing some code....
Avatar of emi_sastra
emi_sastra

ASKER

Hi Idle_Mind,

At mdi form :

 Private Sub mnuInventoryMasterProduk_Click(sender As Object, e As EventArgs) Handles mnuInventoryMasterProduk.Click

        Dim frmBRWTMPRODUK As New ERV_INVENTORY.frmBRWTMPRODUK

        With frmBRWTMPRODUK

            Dim tbp As New TabPage
            'Dim tbp As New CustomTabPage(frmBRWTMPRODUK)

            tbp.Text = Me.mnuInventory.Text.ToUpper & " - " & .Text
            tbcERPMain.TabPages.Add(tbp)
            .TopLevel = False
            .FormBorderStyle = Windows.Forms.FormBorderStyle.None
            .Dock = DockStyle.Fill

            tbp.Controls.Add(frmBRWTMPRODUK)

            tbcERPMain.SelectedTab = tbp

            .Show()

        End With

    End Sub

Thank you.
At Child Form :

Public Class frmBRWTMPRODUK

    Implements InterfaceInventory

   Public Sub ShowPendukungInventory() Implements InterfaceInventory.ShowPendukungInventory

        Dim frmMasterPendukungProduk As New frmMasterPendukungProduk

        With frmMasterPendukungProduk

            .ShowDialog(Me.Parent)

        End With

        frmMasterPendukungProduk = Nothing

    End Sub

End Class

When showing form using this function has problem.

Thank you.
At mdi Form :

Private Sub btnMasterPendukung_Click(sender As Object, e As EventArgs) Handles btnMasterPendukung.Click

        Dim tc As TabControl = CType(Me.tbcERPMain, TabControl)
        Dim TabP As TabPage = DirectCast(tc.TabPages.Item(tc.SelectedIndex), TabPage)

        Dim frm As Form = Nothing

        For Each frm In TabP.Controls
            frm.Close()
        Next

        If Not IsNothing(frm) Then

            Try

                DirectCast(frm, InterfaceInventory).ShowPendukungInventory()

            Catch ex As Exception

            End Try

        End If

    End Sub

Thank you.
Inside frmBRWTMPRODUK (child form shown in tabpage)

  Private Sub btnMasterPendukung_Click(sender As Object, e As EventArgs) Handles btnMasterPendukung.Click

        Dim frmMasterPendukungProduk As New frmMasterPendukungProduk

        With frmMasterPendukungProduk

            .ShowDialog(Me.Parent)

        End With

        frmMasterPendukungProduk = Nothing
    End Sub

It works fine. The problem exist when using implements.

Thank you.
ASKER CERTIFIED SOLUTION
Avatar of Mike Tomlinson
Mike Tomlinson
Flag of United States of America image

Link to home
membership
This solution is only available to members.
To access this solution, you must be a member of Experts Exchange.
Start Free Trial
Silly me.

Let me try first.

Thank you.
Great. It works.

Thank you very much for your help.