private void Txt_Row_SEQ_KeyDown(object sender, KeyEventArgs e)
{
try
{
if (e.KeyCode == Keys.Enter)
{
if (!Int32.TryParse(Txt_Row_SEQ.Text, out int line))
{
MessageBox.Show("Please enter number");
}
else
{
richTextBox1.DeselectAll();
int index = richTextBox1.GetFirstCharIndexFromLine(line - 1);
richTextBox1.Select(index, 0);
richTextBox1.ScrollToCaret();
RTB_Count_Char.DeselectAll();
}
}
}
catch
{
MessageBox.Show("This row not exist");
}
}
public void Create_Ruler()
{
if (!RTB_Count_Char.Text.Any())
{
int z = -10;
RTB_Count_Char.AppendText(" \t\t");
for (int i = 0; i < 600; i++)
{
if (z < 99)
{
RTB_Count_Char.AppendText($" {z += 10} ");
}
if (z == 100)
{
RTB_Count_Char.AppendText($" {z += 10} ");
}
if (z > 100 && z < 1000)
{
RTB_Count_Char.AppendText($" {z += 10} ");
}
if (z == 1000)
{
RTB_Count_Char.AppendText($" {z += 10} ");
}
if (z > 1000)
{
RTB_Count_Char.AppendText($" {z += 10} ");
}
}
RTB_Count_Char.AppendText("\n");
RTB_Count_Char.AppendText(" \t\t");
for (int i = 0; i < 604; i++)
{
for (int j = 1; j <= 9; j++)
{
RTB_Count_Char.AppendText($"{j}");
}
RTB_Count_Char.AppendText("|");
}
}
}
