Add action Listener to Save Button on A Save File Dialog : Dialog File Save Open « GUI « VB.Net






Add action Listener to Save Button on A Save File Dialog

Add action Listener to Save Button on A Save File Dialog
Imports System
Imports System.Data
Imports System.Windows.Forms
Imports System.Drawing
Imports System.Diagnostics
Imports System.Drawing.Printing
Imports System.ComponentModel


Public Class MainClass
    Shared Dim  WithEvents dlgSaveData As System.Windows.Forms.SaveFileDialog
    
    Shared Sub Main()
        dlgSaveData = New System.Windows.Forms.SaveFileDialog
        If dlgSaveData.ShowDialog() = Windows.Forms.DialogResult.OK Then
            MessageBox.Show(dlgSaveData.FileName)
        End If
    End Sub
    
    Shared Private Sub dlgSaveData_FileOk(ByVal sender As Object, _
     ByVal e As System.ComponentModel.CancelEventArgs) Handles dlgSaveData.FileOk
        
        
        If Not dlgSaveData.FileName.EndsWith(".dat") Then
            MsgBox("File " & dlgSaveData.FileName & _
                " is not a .dat file", _
                MsgBoxStyle.Exclamation, _
                "Invalid File Type")
            e.Cancel = True
        End If
    End Sub    
End Class


           
       








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