Deskripsi Form Latihan 34B
Dalam form latihan 34B terdapat 3 object yaitu object label, datagridview,
dan button
Object label
terdapat 1 object label yang bertuliskan “daftar barang”.
Object datagridview
hanya 1 object datagridview yang nantinya akan menampilkan daa berupa tabel.
Oject button
Ada 3 object button yang bertuliskan ‘tambah”, "hapus", “edit”
Langkah- langkah membuat form latihan 34B
1. Buka file
folder project VB yang sudah ada.
2. Buat form
baru dengan cara klik project pada menu bar dan pilih add new windows :
3. Setelah itu ganti nama form lalu pilih add:
4. Kemudian
buat desaign seperti gambar berikut dengan memasukkan object –object yang telah
disebutkan diatas:
5. Pilih
solution explorer dan beri nama setiap
object, kecuali object label:
6. Setelah
formnya jadi, klik kanan pada desaign dalan pilih view code:
Setelah muncul halaman baru, masukkan script seperti dibawah ini:
Public Class LATIHAN_34B_46110023
Dim dian As New OleDb.OleDbConnection("Provider=Microsoft.ACE.OLEDB.12.0;Data Source =" & Application.StartupPath & "\DataBarang.ACCDB")
Dim tabel As New DataTable
Public Sub ambildata()
Dim data As New OleDb.OleDbDataAdapter
data = New OleDb.OleDbDataAdapter("SELECT* from barang", dian)
tabel.Rows.Clear()
data.Fill(tabel)
data.Dispose()
End Sub
Private Sub Latihan_34B_46110023_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
ambildata()
dgv_46110023.DataSource = tabel
End Sub
Private Sub hapus_4611023_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles hapus_46110023.Click
If MsgBox("are you serious??? do you want to delete the record???", MsgBoxStyle.YesNo) = MsgBoxResult.No Then
Exit Sub
End If
Dim cm As New OleDb.OleDbCommand
cm = New OleDb.OleDbCommand("delete * from barang where kodebarang ='" & dgv_46110023.CurrentRow.Cells("kodebarang").Value & "'", dian)
dian.Open()
cm.ExecuteNonQuery()
dian.Close()
cm.Dispose()
ambildata()
End Sub
Private Sub edit_46110023_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles edit_46110023.Click
If LATIHAN_34C_46110023.Visible = False Then
LATIHAN_34C_46110023.MdiParent = Me.MdiParent
LATIHAN_34C_46110023.Show()
Else
LATIHAN_34C_46110023.Activate()
End If
LATIHAN_34C_46110023.ganti_46110023.Text = dgv_46110023.CurrentRow.Cells("kodebarang").Value
LATIHAN_34C_46110023.kode_46110023.Text = dgv_46110023.CurrentRow.Cells("kodebarang").Value
LATIHAN_34C_46110023.nama_46110023.Text = dgv_46110023.CurrentRow.Cells("namabarang").Value
LATIHAN_34C_46110023.harga_46110023.Text = dgv_46110023.CurrentRow.Cells("hargajual").Value
LATIHAN_34C_46110023.jumlah_46110023.Text = dgv_46110023.CurrentRow.Cells("jumlahbarang").Value
End Sub
Private Sub tambah_46110023_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles tambah_46110023.Click
If LATIHAN_34C_46110023.Visible = False Then
LATIHAN_34C_46110023.MdiParent = Me.MdiParent
LATIHAN_34C_46110023.Show()
Else
LATIHAN_34C_46110023.Activate()
End If
LATIHAN_34C_46110023.ganti_46110023.Text = "-"
LATIHAN_34C_46110023.kode_46110023.Text = ""
LATIHAN_34C_46110023.nama_46110023.Text = ""
LATIHAN_34C_46110023.harga_46110023.Text = ""
LATIHAN_34C_46110023.jumlah_46110023.Text = ""
End Sub
End Class
Dim dian As New OleDb.OleDbConnection("Provider=Microsoft.ACE.OLEDB.12.0;Data Source =" & Application.StartupPath & "\DataBarang.ACCDB")
Dim tabel As New DataTable
Public Sub ambildata()
Dim data As New OleDb.OleDbDataAdapter
data = New OleDb.OleDbDataAdapter("SELECT* from barang", dian)
tabel.Rows.Clear()
data.Fill(tabel)
data.Dispose()
End Sub
Private Sub Latihan_34B_46110023_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
ambildata()
dgv_46110023.DataSource = tabel
End Sub
Private Sub hapus_4611023_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles hapus_46110023.Click
If MsgBox("are you serious??? do you want to delete the record???", MsgBoxStyle.YesNo) = MsgBoxResult.No Then
Exit Sub
End If
Dim cm As New OleDb.OleDbCommand
cm = New OleDb.OleDbCommand("delete * from barang where kodebarang ='" & dgv_46110023.CurrentRow.Cells("kodebarang").Value & "'", dian)
dian.Open()
cm.ExecuteNonQuery()
dian.Close()
cm.Dispose()
ambildata()
End Sub
Private Sub edit_46110023_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles edit_46110023.Click
If LATIHAN_34C_46110023.Visible = False Then
LATIHAN_34C_46110023.MdiParent = Me.MdiParent
LATIHAN_34C_46110023.Show()
Else
LATIHAN_34C_46110023.Activate()
End If
LATIHAN_34C_46110023.ganti_46110023.Text = dgv_46110023.CurrentRow.Cells("kodebarang").Value
LATIHAN_34C_46110023.kode_46110023.Text = dgv_46110023.CurrentRow.Cells("kodebarang").Value
LATIHAN_34C_46110023.nama_46110023.Text = dgv_46110023.CurrentRow.Cells("namabarang").Value
LATIHAN_34C_46110023.harga_46110023.Text = dgv_46110023.CurrentRow.Cells("hargajual").Value
LATIHAN_34C_46110023.jumlah_46110023.Text = dgv_46110023.CurrentRow.Cells("jumlahbarang").Value
End Sub
Private Sub tambah_46110023_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles tambah_46110023.Click
If LATIHAN_34C_46110023.Visible = False Then
LATIHAN_34C_46110023.MdiParent = Me.MdiParent
LATIHAN_34C_46110023.Show()
Else
LATIHAN_34C_46110023.Activate()
End If
LATIHAN_34C_46110023.ganti_46110023.Text = "-"
LATIHAN_34C_46110023.kode_46110023.Text = ""
LATIHAN_34C_46110023.nama_46110023.Text = ""
LATIHAN_34C_46110023.harga_46110023.Text = ""
LATIHAN_34C_46110023.jumlah_46110023.Text = ""
End Sub
End Class
Langkah –Langkah Menjalankan Latihan 34B
1. Klik star debugging, maka latihan 34b akan muncul
Script
unique
Tidak ada script unik pada latihan
ini, karena scriptnya sama dengan laihan-latihan sebelumnya.
even
click
load
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