private void tsmiOpenTextFile_Click(object sender, EventArgs e)
{
TextEditor cf = new TextEditor() { MdiParent = this };
if (cf.OpenFile() == DialogResult.OK) cf.Show();
}
private void tsmiNewTextFile_Click(object sender, EventArgs e)
{
TextEditor textEditor = new TextEditor() { MdiParent = this };
textEditor.Show();
}