using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;

using FastColoredTextBoxNS;

namespace Tester

{

public partial class LoggerSample : Form

{

TextStyle infoStyle = new TextStyle(Brushes.Black, null, FontStyle.Regular);

TextStyle warningStyle = new TextStyle(Brushes.BurlyWood, null, FontStyle.Regular);

TextStyle errorStyle = new TextStyle(Brushes.Red, null, FontStyle.Regular);

public LoggerSample()

{

InitializeComponent();

}

private void tm_Tick(object sender, EventArgs e)

{

switch (DateTime.Now.Millisecond % 3)

{

case 0:

Log(DateTime.Now + " Error\r\n", errorStyle); break;

case 1:

Log(DateTime.Now + " Warning\r\n", warningStyle); break;

case 2:

Log(DateTime.Now + " Info\r\n", infoStyle); break;

}

}

private void Log(string text, Style style)

{

//some stuffs for best performance

fctb.BeginUpdate();

fctb.Selection.BeginUpdate();

//remember user selection

var userSelection = fctb.Selection.Clone();

//add text with predefined style

fctb.AppendText(text, style);

//restore user selection

if (!userSelection.IsEmpty || userSelection.Start.iLine < fctb.LinesCount - 2)

{

fctb.Selection.Start = userSelection.Start;

fctb.Selection.End = userSelection.End;

}

else

fctb.GoEnd();//scroll to end of the text

//

fctb.Selection.EndUpdate();

fctb.EndUpdate();

}

private void btGotToEnd_Click(object sender, EventArgs e)

{

fctb.GoEnd();

}

}

}