Public Class Form1
Private Sub Timer1_Tick(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Timer1.Tick
Me.TextBox1.Text = Now
If Me.TextBox1.Text = Me.TextBox2.Text Then
MessageBox.Show("计划时间到了,执行什么什么", "提示!", MessageBoxButtons.OKCancel, MessageBoxIcon.Information, MessageBoxDefaultButton.Button1)
End If
End Sub
Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
Dim mydb As New DataSet
Dim strsql As String = "select time from 时间表"
Dim path As String
path = Application.StartupPath.ToString & "你说的存放预先设计好的数据库路径"
Dim strcon As String = "provider=microsoft.jet.OLEDB.4.0;" & "data source=" & path & ";"
Dim mycon As OleDb.OleDbConnection = New OleDb.OleDbConnection(strcon)
Dim mycommand As New OleDb.OleDbCommand(strsql, mycon)
Dim information As OleDb.OleDbDataAdapter = New OleDb.OleDbDataAdapter(mycommand)
mycon.Open()
information.Fill(mydb, "时间表")
Me.TextBox2.DataBindings.Add("Text", mydb, "时间表.time")
mycon.Close()
Me.Timer1.Enabled = True
End Sub
End Class