vb Code:
Imports Microsoft.VisualBasic.FileIO Module Module1 <System.Diagnostics.DebuggerStepThrough()> _ <System.Runtime.CompilerServices.Extension()> _ Public Function LoadTextFile( _ ByVal sender As DataGridView, _ ByVal FileName As String, _ ByRef Errors As List(Of String)) As Boolean If Not IO.File.Exists(FileName) Then Errors.Add("Failed to locate '" & FileName & "'") Return False End If If sender.ColumnCount <> 16 Then Errors.Add("Must have three columns to load your text file., there are " & _ sender.ColumnCount.ToString & " columns presently.") Return False End If Using MyReader As New TextFieldParser(FileName) MyReader.TextFieldType = FileIO.FieldType.Delimited MyReader.Delimiters = New String() {","} Dim Line As String() sender.SuspendLayout() Try While Not MyReader.EndOfData Try Line = MyReader.ReadFields() ' ' For every column per line ' there must be a column in the DataGridView ' sender.Rows.Add(New Object() {Line(0), Line(1), Line(2), Line(3), Line(4), Line(5), Line(6), Line(7), Line(8), Line(9), Line(10), cbool(Line(11)), Line(12), Line(13), Line(14), Line(15)}) sender.endedit ' Line(4), Line(5), Line(6), Line(7), Line(8), Line(9), Line(10), Line(11), Line(12), Line(13), Line(14), Line(15), Line(16)}) Catch ex As FileIO.MalformedLineException ' ' Report problem ' Errors.Add(ex.Message) Catch ex As Exception Errors.Add(ex.Message) End Try End While Finally sender.ResumeLayout() End Try End Using Return Errors.Count = 0 End Function End Module




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