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Nov 6, 2020 · The System.Windows.Forms.OpenFileDialog component opens the Windows dialog box for browsing and selecting files. To open and read the selected files, you can use the OpenFileDialog.OpenFile method, or create an instance of the System.IO.StreamReader class.
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What is a Windows Open File Dialog Control?
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Can I use a common item dialog box instead of a dialog box?
Displays a standard dialog box that prompts the user to open a file. This class cannot be inherited.
Code sample
var fileContent = string.Empty;var filePath = string.Empty;using (OpenFileDialog openFileDialog = new OpenFileDialog()) {openFileDialog.InitialDirectory = "c:\\";openFileDialog.Filter = "txt files (*.txt)|*.txt|All files (*.*)|*.*";...The Windows Explorer-style Open/Save dialog box can be customized by adding your own folders to the Favorites list. You can, then, click the arrows to the left of the main items, except the Favorites, to collapse them, leaving only the list of default and custom Favorites.
Feb 7, 2022 · The Open dialog box lets the user specify the drive, directory, and the name of a file or set of files to open. You create and display an Open dialog box by initializing an OPENFILENAME structure and passing the structure to the GetOpenFileName function.
For WPF, you will find standard dialogs for both opening and saving files in the Microsoft.Win32 namespace. In this article we'll focus on the OpenFileDialog class, which makes it very easy to display a dialog for opening one or several files.
The question is specifically about using the OpenFileDialog (OFD) to select a folder, not the FolderBrowserDialog (FBD). I concur that the FBD is awful from a user standpoint. Alternatively to this dialog with broken UI, use a CommonOpenFileDialog: new CommonOpenFileDialog { IsFolderPicker = true }.
Sep 21, 2023 · An OpenFileDialog control allows users to launch Windows Open File Dialog and let them select files. In this article, we discussed how to use a Windows Open File Dialog and set its properties in a Windows Forms application.