C#在RichTextBox中显示不同颜色文字的方法

#region 日志记录、支持其他线程访问 
public delegate void LogAppendDelegate(Color color, string text); 
/// <summary> 
/// 追加显示文本 
/// </summary> 
/// <param name="color">文本颜色</param> 
/// <param name="text">显示文本</param> 
public void LogAppend(Color color, string text) 
{ 
  richTextBoxRemote.AppendText("\n"); 
  richTextBoxRemote.SelectionColor = color; 
  richTextBoxRemote.AppendText(text); 
} 
/// <summary> 
/// 显示错误日志 
/// </summary> 
/// <param name="text"></param> 
public void LogError(string text) 
{ 
  LogAppendDelegate la = new LogAppendDelegate(LogAppend); 
  richTextBoxRemote.Invoke(la, Color.Red, DateTime.Now.ToString("HH:mm:ss ") + text); 
} 
/// <summary> 
/// 显示警告信息 
/// </summary> 
/// <param name="text"></param> 
public void LogWarning(string text) 
{ 
  LogAppendDelegate la = new LogAppendDelegate(LogAppend); 
  richTextBoxRemote.Invoke(la, Color.Violet, DateTime.Now.ToString("HH:mm:ss ") + text); 
} 
/// <summary> 
/// 显示信息 
/// </summary> 
/// <param name="text"></param> 
public void LogMessage(string text) 
{ 
  LogAppendDelegate la = new LogAppendDelegate(LogAppend); 
  richTextBoxRemote.Invoke(la, Color.Black, DateTime.Now.ToString("HH:mm:ss ") + text); 
} 
#endregion