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FORM LATIHAN
untuk lihat form Latihan_393840_46110021, klik ini Latihan_383940_46110021

Name : Latihan_39_46110021
Text : Latihan_39_46110021
Object
Properti
4label
Text :   - No. Transaksi
-    Tanggal
-    Jenis Transaksi
-    Total
3 text box
Name: - NT_46110021
-   JT_46110021
-   Total_46110021(Readonly)
1 datetimepicker
Name: DTP_46110021
1 button
Name: Simpan_46110021
Text : Simpan
1 Datagridview
Name: Showme_46110021



CARA MEMBUAT FORM

A.      Pertama buka project yang anda buat, lalu pada menu bar pili add windows form…

 B.       Ubah nama form sesuai dengan yang diinginkan lalu tekan tombol ADD
C.       Buatlah desain form seperti dengan gambar dibawah ini. Sesuaikan object yang ada dalam form dengan deskripsinya agar tidak salah memilih object.


D.      Ubah nama setiap object kecuali bject label. Dengan cara mengganti “Name” di Properti bar.
E. Lalu masukkan script dibawah ini dengan klik kanan dan pilih view code.

Public Class Latihan_39_46110021

    Dim Jalan As New OleDb.OleDbConnection("Provider=Microsoft.ACE.OLEDB.12.0;Data Source =" & Application.StartupPath & "\Datamajemuk.ACCDB")
    Dim gitik As New DataTable
    Private Sub botto()
        Dim ttotal_46110021 As Integer
        For Each hasil As DataRow In gitik.Rows
            ttotal_46110021 += hasil("Jumlah")
        Next
        Total_46110021.Text = ttotal_46110021
    End Sub
    Private Sub Latihan39_083_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
        'mendeklarasikan kendaraan
        Dim bojel As New OleDb.OleDbDataAdapter

        'Mengatur data yang akan di angkut
        bojel = New OleDb.OleDbDataAdapter("SELECT detailtransaksi.kodebarang,barang.namabarang,detailtransaksi.unit,detailtransaksi.harga, detailtransaksi.unit * detailtransaksi.harga as jumlah FROM DETAILTRANSAKSI inner join barang on detailtransaksi.kodebarang=barang.kodebarang where detailtransaksi.notrans='" & NT_46110021.Text & "'", Jalan)

        'bersihkan data
        gitik.Rows.Clear()

        'untuk memasukkan data yg telah di angkut ke dalam datatable
        bojel.Fill(gitik)
        bojel.Dispose()

        'untuk menampilkan isi datatable ke data grid view
        gitik.Columns("Kodebarang").DefaultValue = ""
        gitik.Columns("NamaBarang").DefaultValue = ""
        gitik.Columns("unit").DefaultValue = 0
        gitik.Columns("harga").DefaultValue = 0
        gitik.Columns("jumlah").DefaultValue = 0

        gitik.Columns("NamaBarang").ReadOnly = True


        Showme_46110021.DataSource = gitik

        'perintah primarykey
        Dim kabotcibay(2) As DataColumn
        kabotcibay(0) = gitik.Columns("Kodebarang")
        gitik.PrimaryKey = kabotcibay
    End Sub

    Private Sub showme_46110021_CellEndEdit(ByVal sender As System.Object, ByVal e As System.Windows.Forms.DataGridViewCellEventArgs) Handles Showme_46110021.CellEndEdit
        'mengosongkan data
        If e.ColumnIndex = 0 Then
            Showme_46110021.CurrentRow.Cells("NamaBarang").Value = ""
            Showme_46110021.CurrentRow.Cells("Unit").Value = 0
            Showme_46110021.CurrentRow.Cells("harga").Value = 0
            Showme_46110021.CurrentRow.Cells("Jumlah").Value = 0

            'mencari data yang ada di tabel
            Dim Pencari As New ByIskandar.CariKeDataBaseByIskandar
            Pencari.AturPencarianDataBase("barang", "kodebarang", Showme_46110021.CurrentRow.Cells("kodebarang").Value, 1, Jalan)
            If Pencari.JumlanBaris > 0 Then
                Showme_46110021.CurrentRow.Cells("kodebarang").Value = Pencari.DataTablenya.Rows(0).Item(0)
                Showme_46110021.CurrentRow.Cells("namabarang").Value = Pencari.DataTablenya.Rows(0).Item(1)
            Else
                MsgBox("the data is not found")
                If Latihan_383940_46110021.ShowDialog = Windows.Forms.DialogResult.OK Then
                    Showme_46110021.CurrentRow.Cells("kodebarang").Value = Latihan_383940_46110021.view_46110021.CurrentRow.Cells("KodeBarang").Value
                    Showme_46110021.CurrentRow.Cells("Namabarang").Value = Latihan_383940_46110021.view_46110021.CurrentRow.Cells("namabarang").Value
                End If
            End If

            'mengitung jumlah dan total_46110021
        ElseIf e.ColumnIndex = 2 Or e.ColumnIndex = 3 Then
            Showme_46110021.CurrentRow.Cells("jumlah").Value = Showme_46110021.CurrentRow.Cells("unit").Value * Showme_46110021.CurrentRow.Cells("harga").Value
            botto()

        End If
    End Sub

    Private Sub Simpan_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Simpan_46110021.Click
        'Memeriksa isi textbox
        If NT_46110021.Text.Length = 0 Then
            MsgBox("Please, insert the Number of the transaction")
            Exit Sub
        End If

        If JT_46110021.Text.Length = 0 Then
            MsgBox("Please, insert the type of the transaction")
            Exit Sub
        End If

        If gitik.Rows.Count = 0 Then
            MsgBox("the data is none")
            Exit Sub
        End If

        'Memeriksa nomor transaksi pd master transaksi
        Dim search As New ByIskandar.CariKeDataBaseByIskandar
        search.AturPencarianDataBase("mastertransaksi", "notrans", NT_46110021.Text, 1, Jalan)
        If search.JumlanBaris > 0 Then
            MsgBox("the code has been exist")
            Exit Sub
        End If

        'Proses Penyimpanan ke tabel master transaksi
        Dim kacci As New OleDb.OleDbCommand
        kacci = New OleDb.OleDbCommand("insert into mastertransaksi (notrans,tanggaltransaksi,jenistransaksi) values ('" & NT_46110021.Text & "',#" & DTP_46110021.Value.Month & "/" & DTP_46110021.Value.Day & "/" & DTP_46110021.Value.Year & "#,'" & JT_46110021.Text & "')", Jalan)
        Jalan.Open()
        kacci.ExecuteNonQuery()
        Jalan.Close()

        'penyimpanan isi datatable ke detail transaksi
        For Each nhana As DataRow In gitik.Rows
            kacci = New OleDb.OleDbCommand("insert into detailtransaksi (notrans,kodebarang,unit,harga) values ('" & NT_46110021.Text & "','" & nhana("kodebarang") & "'," & nhana("unit") & "," & nhana("harga") & ")", Jalan)
            Jalan.Open()
            kacci.ExecuteNonQuery()
            Jalan.Close()

        Next
        kacci.Dispose()

        'Mengosongkan isi text box
        NT_46110021.Text = ""
        JT_46110021.Text = ""

        'Mengosongkan baris datatable
        gitik.Rows.Clear()

        'menutup form
        Me.Close()

    End Sub
End Class

Script unik
  'mengitung jumlah dan total_46110021
        ElseIf e.ColumnIndex = 2 Or e.ColumnIndex = 3 Then
            Showme_46110021.CurrentRow.Cells("jumlah").Value = Showme_46110021.CurrentRow.Cells("unit").Value * Showme_46110021.CurrentRow.Cells("harga").Value
Even
CellEndEdit


LANGKAH UNTUK MENJALANKAN FORM
Untuk memudahkan pakailah navigator
A.  Pilih tombol start debugging lalu pilih form Latihan_39_46110021, maka jendela Latihan_39_46110021 akan muncul
B.      Isi sesuai dengan keinginan anda. lalu tekan tambah atau simpan 

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