Introduction
OpenFileDialog
is a class which is used for the open the file from computer in
RichTextBox.
Use of OpenFileDialog step by step
Step
1. First of all we will take a button and RichTextBox from toolbox on the
windows form.
Step 2. Now we will take OpenFileDialog
from toolbox on Windows form.
Step
3.Now we we will coding on button click.
using System;
using
System.Collections.Generic;
using
System.ComponentModel;
using
System.Data;
using
System.Drawing;
using
System.Linq;
using
System.Text;
using
System.Windows.Forms;
{
public partial
class Form1 :
Form
{
public Form1()
{
InitializeComponent();
}
private void
Form1_Load(object sender,
EventArgs e)
{
}
private void
button1_Click(object sender,
EventArgs e)
{
openFileDialog1.ShowDialog();
richTextBox1.LoadFile(openFileDialog1.FileName,
RichTextBoxStreamType.PlainText);
}
}
}
Step 4. Run
application (press F5) then click the button.
Step
5. Open the file.