Reading a text file using OpenFileDialog in windows forms

Here’s one way: Stream myStream = null; OpenFileDialog theDialog = new OpenFileDialog(); theDialog.Title = “Open Text File”; theDialog.Filter = “TXT files|*.txt”; theDialog.InitialDirectory = @”C:\”; if (theDialog.ShowDialog() == DialogResult.OK) { try { if ((myStream = theDialog.OpenFile()) != null) { using (myStream) { // Insert code to read the stream here. } } } catch (Exception ex) … Read more

Select either a file or folder from the same dialog in .NET

Technically, it is possible. The shell dialog used by FolderBrowseDialog has the ability to return both files and folders. Unfortunately, that capability isn’t exposed in .NET. Not even reflection can poke the required option flag. To make it work, you’d have to P/Invoke SHBrowseForFolder() with the BIF_BROWSEINCLUDEFILES flag turned on in BROWSEINFO.ulFlags (value = 0x4000). … Read more

How to get file extension from OpenFileDialog?

To filter only certain types of file use Filter Property OpenFileDialog1.Filter = “Image Files (JPG,PNG,GIF)|*.JPG;*.PNG;*.GIF”; To get the file extension use the Path helper GetFileExtension if (OpenFileDialog1.ShowDialog() == DialogResult.OK) string ext = Path.GetExtension(OpenFileDialog1.FileName);

How to get file path from OpenFileDialog and FolderBrowserDialog?

For OpenFileDialog: OpenFileDialog choofdlog = new OpenFileDialog(); choofdlog.Filter = “All Files (*.*)|*.*”; choofdlog.FilterIndex = 1; choofdlog.Multiselect = true; if (choofdlog.ShowDialog() == DialogResult.OK) { string sFileName = choofdlog.FileName; string[] arrAllFiles = choofdlog.FileNames; //used when Multiselect = true } For FolderBrowserDialog: FolderBrowserDialog fbd = new FolderBrowserDialog(); fbd.Description = “Custom Description”; if (fbd.ShowDialog() == DialogResult.OK) { string sSelectedPath … Read more

Opening multiple files (OpenFileDialog, C#)

You must set the OpenFileDialog.Multiselect Property value to true, and then access the OpenFileDialog.FileNames property. Check this sample private void Form1_Load(object sender, EventArgs e) { InitializeOpenFileDialog(); } private void InitializeOpenFileDialog() { // Set the file dialog to filter for graphics files. this.openFileDialog1.Filter = “Images (*.BMP;*.JPG;*.GIF)|*.BMP;*.JPG;*.GIF|” + “All files (*.*)|*.*”; // Allow the user to select … Read more

Quick and easy file dialog in Python?

Tkinter is the easiest way if you don’t want to have any other dependencies. To show only the dialog without any other GUI elements, you have to hide the root window using the withdraw method: import tkinter as tk from tkinter import filedialog root = tk.Tk() root.withdraw() file_path = filedialog.askopenfilename() Python 2 variant: import Tkinter, … Read more

Netbeans Shortcut to Open File

Updated I’m fairly certain you are referring to the “Quick File Chooser” plugin. As someone else points out, though, there are several other candidates. I list them below… The Quick File Chooser Plugin: By default CTRL–SHIFT–O opens the Open Project dialog, and once the plugin is installed, you will get the dialog pictured here automatically: … Read more

Open File Dialog MVVM

Long story short: The solution is to show user interactions from a class, that is part of the view component. This means, such a class must be a class that is unknown to the view model and therefore can’t be invoked by the view model. The solution of course can involve code-behind implementations as code-behind … Read more

can the Open File dialog be used to select a Folder?

You can try this one: QString QFileDialog::getExistingDirectory ( QWidget * parent = 0, const QString & caption = QString(), const QString & dir = QString(), Options options = ShowDirsOnly ) [static] This one is used to choose a directory, and will popup a dialog like you show at last. Demo: QString dir = QFileDialog::getExistingDirectory(this, tr(“Open … Read more

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