// signals to open file to read lines from it
private void button1_Click(object sender, EventArgs e)
{
if (!reading)
{
myReader = b.openRead();
if (myReader != null)
{
reading = true;
button1.Text = "Read";
label1.Text = "";
button2.Enabled = true;
}
else
{
label1.Text = "Open error. Try later";
}
}
else
{ // reading an opened file:
string s = myReader.read();
if (s == null)
{
s = "EOF";
}
label1.Text = label1.Text + "\n" + s;
}
}
