Menyembunyikan Informasi Pada Bagian Akhir Dari Suatu File - MCUrepository

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Lampiran A

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Form 1 : Tampilan Pembuka (Frm_Opening)

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Form 2 : Menu Program (Frm_Menu )

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__________________________________________________________________ Private Sub Cmd_Pilih_Click()

Obj_Cmd.Filter = "Semua Jenis File (*.*)|*.*" Obj_Cmd.DialogTitle = "Buka File"

Obj_Cmd.ShowOpen

Txt_Path.Text = Obj_Cmd.FileName Lbl_Pesan.Caption = "Masukkan Data :" End Sub

If txt_kons = "" Then

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If kons1 > 255 Then

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__________________________________________________________________ Private Sub Mnu_Petunjuk_Click()

Frm_Help.Show End Sub

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Form 3 : Password (Frm_Pass )

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Else

MsgBox "Password Salah!", vbInformation, "ERROR:.." Exit Sub

End If

Else

Simpan_Data Unload Me End If

End Sub

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Form 4 : Petunjuk (Frm_Help )

__________________________________________________________________ Private Sub Cmd_Ok_Click()

Unload Me End Sub

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Form 5 : Petunjuk (Frm_About )

__________________________________________________________________ Private Sub Cmd_Ok_Click()

Unload Me End Sub

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Modul : Simpan_ambil_hapus.bas (Simpan_Ambil_Hapus )

__________________________________________________________________ Private Function Buka_File(Num As Byte)

Open Frm_Menu.Txt_Path.Text For Binary As Num End Function

__________________________________________________________________ '---

' Tutup File

'--- Private Sub Tutup_File(Num As Byte)

Close #Num End Sub

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__________________________________________________________________ '---

' Fungsi Ambil String

'--- Private Function Ambil_String(Str As String) As String Dim No_Spasi As String

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__________________________________________________________________ '---

' Cek sudah ada data yang ditambahkan apa belum (cek "†Ð‡") '---

Private Function Cek_Data() As Boolean Dim Akhir As String * 3 Public Sub Hapus_Data(Question As Boolean) On Error GoTo q

If Question = True Then

If MsgBox("Apakah anda yakin ingin menghapus Data pada file?", vbInformation + vbOKCancel, "Tanya?") = vbOK Then

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MsgBox "Error: " & Err.Description, vbInformation, "ERROR:.." End Sub

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' Cek di file ada password? Apabila tidak ada masukkan "" '---

Public Function Cari_Password() As String Dim Ln As Integer

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new_data = Mid(Passw, 1, Pjg_Password)

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End If Exit Sub

w:

MsgBox "Error: " & Err.Description, vbInformation, "ERROR:.." End Sub Pjg_Password = Ambil_String(Pjg_Password)

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Frm_Menu.Txt_Data.Text = Dekripsi(Str) Exit Sub

q:

MsgBox "Error: " & Err.Description, vbInformation, "ERROR:.." End Sub

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Pjg_Data = Enkripsi(Len(Frm_Menu.Txt_Data.Text))

MsgBox "Data Berhasil Disimpan", vbInformation, "Info" End If

Frm_Menu.Txt_Data.Text = "" Exit Sub

q:

MsgBox "Error: " & Err.Description, vbInformation, "ERROR:..." End Sub

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Lampiran B

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Gambar B.1 Tampilan Pembuka Program Penyembunyian Data

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Gambar B.3 Tampilan MenuUtama Program Penyembunyian Data

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Gambar B.6 Contoh Penggunaan Program Penyembunyian Data