Prevent dialog box from validating file : OpenFileDialog « GUI « VB.Net Tutorial

Home
VB.Net Tutorial
1.Language Basics
2.Data Type
3.Operator
4.Statements
5.Date Time
6.Class Module
7.Development
8.Collections
9.Generics
10.Attributes
11.Event
12.LINQ
13.Stream File
14.GUI
15.GUI Applications
16.Windows Presentation Foundation
17.2D Graphics
18.I18N Internationlization
19.Reflection
20.Regular Expressions
21.Security
22.Socket Network
23.Thread
24.Windows
25.XML
26.Database ADO.net
27.Design Patterns
VB.Net
VB.Net by API
VB.Net Tutorial » GUI » OpenFileDialog 
14.63.1.Prevent dialog box from validating file
Imports System.IO
Imports System.Windows.Forms

Module Module1
    Sub Main()
        Dim FileDB As New OpenFileDialog()

        FileDB.Filter = "All files | *.* | Text files | *.txt"

        FileDB.FilterIndex = 2
        FileDB.InitialDirectory = "C:\Temp"
        FileDB.AddExtension = True
        FileDB.DefaultExt = "txt"

        ' Prevent dialog box from validating file
        FileDB.CheckFileExists = False
        FileDB.CheckPathExists = False

        If (FileDB.ShowDialog() = DialogResult.OKThen
            Dim SourceFile As StreamReader
            Try
                SourceFile = New StreamReader(FileDB.FileName)
                Console.WriteLine(SourceFile.ReadToEnd())
                SourceFile.Close()
            Catch Except As Exception
                Console.WriteLine("Error: " & Except.Message)
            End Try
        Else
            Console.WriteLine("User selected Cancel")
        End If

    End Sub

End Module
14.63.OpenFileDialog
14.63.1.Prevent dialog box from validating file
14.63.2.File Open/Save dialogFile Open/Save dialog
14.63.3.Open File Dialog FilterOpen File Dialog Filter
14.63.4.Set OpenFileDialog Filter and get selected file nameSet OpenFileDialog Filter and get selected file name
14.63.5.Set InitialDirectory and FilterIndex for OpenFileDialogSet InitialDirectory and FilterIndex for OpenFileDialog
14.63.6.Get selected file name in a OpenFileDialog
14.63.7.Use OpenFileDialog to load image to PictureBoxUse OpenFileDialog to load image to PictureBox
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.