vb.net

Imports System.Windows.Forms
 
Public Class Form1
 
    Private Sub TextBox1_DragEnter(ByVal sender As Object, ByVal e As DragEventArgs) Handles TextBox1.DragEnter
        If e.Data.GetDataPresent(DataFormats.FileDrop) Then
            e.Effect = DragDropEffects.All
        End If
    End Sub
 
    Private Sub TextBox1_DragDrop(ByVal sender As Object, ByVal e As DragEventArgs) Handles TextBox1.DragDrop
        If e.Data.GetDataPresent(DataFormats.FileDrop) Then
            Dim MyFiles() As String
            Dim i As Integer
            MyFiles = e.Data.GetData(DataFormats.FileDrop)
            TextBox1.Text = MyFiles(i)
        End If
    End Sub
 
End Class