} //run application for proper extensions
private void OpenTxt(string source)
{
string[] text = File.ReadAllLines(source, Encoding.Default);
BuiltInTextEditor neweditor = new BuiltInTextEditor(text);
neweditor.Show();
} //this method for opening .txt files
} //rename button
private void toolStripEditButton_Click(object sender, EventArgs e)
{
if (this.ActiveMdiChild == LeftForm)
{
BuiltInTextEditor newform = new BuiltInTextEditor(null);
newform.Show();
}
else
{
if (this.ActiveMdiChild == RightForm)
{
BuiltInTextEditor newform = new BuiltInTextEditor(null);
newform.Show();
}
}
} //edit button