openfiledialog.cs

using System.IO;

namespace TextEditor01
{
    public partial class frmEditor : Form
    {
        public frmEditor()
        {
            InitializeComponent();
        }

        private void btnSave_Click(object sender, EventArgs e)
        {
            string sText = txtEditor.Text;
            string sFname = "";

            if(saveFileDialog1 .ShowDialog ()==DialogResult.OK)
            {
                sFname = saveFileDialog1.FileName;

                StreamWriter sw = new StreamWriter(sFname, true);
                sw.WriteLine(sText);
                sw.Close();
                MessageBox.Show("File is Saved!");
            }
            else
            {
                MessageBox.Show("File saving cancel!");
            }


        }

        private void btnClear_Click(object sender, EventArgs e)
        {
            txtEditor .Clear();

        }
    }
}