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Imports System Imports System.Data Imports System.Data.OleDb 'Imports System.Data.SqlClient Imports System.Windows.Forms #Region "Intestazione e Copyright " '********************************************************* '* XX XX PPPPPPPP *'******************************** '* XX XX PP PP *' ** '* XX XX PP PP *' BY Paolo Puglisi ** '* XXX PPPPPPPP *' Genio Software .Net ** '* XX XX PP *' vb6access@hotmail.com ** '* XX XX PP *' 10/12/2010 ** '* XX XX PP *'******************************** '******************************************************** '* Creazione del 10/12/2010 * '******************************************************** ' N N EEEEEEE TTTTTTTT ' NN N EE TT ' N N N EEEEEEE TT ' N N N EE TT ' N NN EE TT ' N N EEEEEEE TT '******************************************************** '* Modifica del 10/12/2010 * '******************************************************** #End Region Public Class FrmDBComboGriglia Friend WithEvents masterBindingSource As New BindingSource() Friend WithEvents detailsBindingSource As New BindingSource() Private Sub FrmDBComboGriglia_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load masterDataGridView.DataSource = masterBindingSource detailsDataGridView.DataSource = detailsBindingSource GetData() ' Resize the master DataGridView columns to fit the newly loaded data. masterDataGridView.AutoResizeColumns() ' Configure the details DataGridView so that its columns automatically ' adjust their widths when the data changes. detailsDataGridView.AutoSizeColumnsMode = DataGridViewAutoSizeColumnsMode.AllCells End Sub Private Sub GetData() Try ' Specify a connection string. Replace the given value with a ' valid connection string for a Northwind SQL Server sample ' database accessible to your system. ' Dim StringaConn As String = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\Procedure\Radiologia\VbNetRadiologia\Database\Radiologia.mdb;Jet OLEDB:Database PassWord=;" '& "Jet OLEDB:Engine Type=5;" Dim StringaConn As String = "Provider=Microsoft.Jet.OLEDB.4.0;Data Source=C:\Procedure\Radiologia\VbNetRadiologia\Database\Radiologia.mdb;Persist Security Info=False" Dim connectionString As String = StringaConn 'Dim connection As New OleDbConnection(connectionString) Dim connection As OleDbConnection = New OleDbConnection(connectionString) ' Create a DataSet. Dim data As New DataSet() data.Locale = System.Globalization.CultureInfo.InvariantCulture ' Add data from the Amministratori table to the DataSet. Dim masterDataAdapter As _ New OleDbDataAdapter("select ID, Tabella, Campo, Tipo from DBCombo", connection) masterDataAdapter.Fill(data, "DBCombo") ' Add data from the DBComboItem table to the DataSet. Dim detailsDataAdapter As _ New OleDbDataAdapter("select Id, IdDbCombo, Valore from DBComboItem", connection) detailsDataAdapter.Fill(data, "DBComboItem") ' Establish a relationship between the two tables. Dim relation As New DataRelation("DBComboDBComboItem", _ data.Tables("DBCombo").Columns("ID"), _ data.Tables("DBComboItem").Columns("IdDbCombo")) data.Relations.Add(relation) ' Bind the master data connector to the DBCombo table. masterBindingSource.DataSource = data masterBindingSource.DataMember = "DBCombo" ' Bind the details data connector to the master data connector, ' using the DataRelation name to filter the information in the ' details table based on the current row in the master table. detailsBindingSource.DataSource = masterBindingSource detailsBindingSource.DataMember = "DBComboDBComboItem" Catch ex As OleDbException MessageBox.Show("To run this example, replace the value of the " & _ "connectionString variable with a connection string that is " & _ "valid for your system.") End Try End Sub '################################## END FORM GeneraGenerate.vb ################################## ' (FrmDBComboGriglia.Form) ' By Paolo Puglisi (Alias Panzer Sherman) Mail to: vb6access@hotmail.com ' Generato e creato il 10/12/2010 8.58.27 '################################################################################################ End Class |