OpenTween/ToolStripLabelHistory.cs

   1 // OpenTween - Client of Twitter
   2 // Copyright (c) 2007-2011 kiri_feather (@kiri_feather) <kiri.feather@gmail.com>
   3 //           (c) 2008-2011 Moz (@syo68k)
   4 //           (c) 2008-2011 takeshik (@takeshik) <http://www.takeshik.org/>
   5 //           (c) 2010-2011 anis774 (@anis774) <http://d.hatena.ne.jp/anis774/>
   6 //           (c) 2010-2011 fantasticswallow (@f_swallow) <http://twitter.com/f_swallow>
   7 //           (c) 2011      kim_upsilon (@kim_upsilon) <https://upsilo.net/~upsilon/>
   8 // All rights reserved.
   9 //
  10 // This file is part of OpenTween.
  11 //
  12 // This program is free software; you can redistribute it and/or modify it
  13 // under the terms of the GNU General Public License as published by the Free
  14 // Software Foundation; either version 3 of the License, or (at your option)
  15 // any later version.
  16 //
  17 // This program is distributed in the hope that it will be useful, but
  18 // WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  19 // or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
  20 // for more details.
  21 //
  22 // You should have received a copy of the GNU General Public License along
  23 // with this program. If not, see <http://www.gnu.org/licenses/>, or write to
  24 // the Free Software Foundation, Inc., 51 Franklin Street - Fifth Floor,
  25 // Boston, MA 02110-1301, USA.
  26
  27 using System;
  28 using System.Collections.Generic;
  29 using System.Linq;
  30 using System.Text;
  31 using System.Windows.Forms;
  32
  33 namespace OpenTween.OpenTweenCustomControl
  34 {
  35     public class ToolStripLabelHistory : ToolStripStatusLabel
  36     {
  37         public enum LogLevel
  38         {
  39             Lowest = 0,
  40             Debug = 16,
  41             Info = 32,
  42             Notice = 64,
  43             Warn = 128,
  44             Err = 192,
  45             Fatal = 255,
  46             Highest = 256,
  47         }
  48
  49         public class LogEntry
  50         {
  51             public LogLevel LogLevel { get; }
  52             public DateTimeUtc Timestamp { get; }
  53             public string Summary { get; }
  54             public string Detail { get; }
  55
  56             public LogEntry(LogLevel logLevel, DateTimeUtc timestamp, string summary, string detail)
  57             {
  58                 this.LogLevel = logLevel;
  59                 this.Timestamp = timestamp;
  60                 this.Summary = summary;
  61                 this.Detail = detail;
  62             }
  63
  64             public LogEntry(DateTimeUtc timestamp, string summary) : this(LogLevel.Debug, timestamp, summary, summary)
  65             {
  66             }
  67
  68             public override string ToString()
  69                 => Timestamp.ToLocalTime().ToString("T") + ": " + Summary;
  70         }
  71
  72         readonly LinkedList<LogEntry> _logs;
  73
  74         const int MAXCNT = 20;
  75
  76         public override string Text
  77         {
  78             get => base.Text;
  79             set
  80             {
  81                 _logs.AddLast(new LogEntry(DateTimeUtc.Now, value));
  82                 while (_logs.Count > MAXCNT)
  83                 {
  84                     _logs.RemoveFirst();
  85                 }
  86                 base.Text = value;
  87             }
  88         }
  89
  90         public string TextHistory
  91         {
  92             get
  93             {
  94                 var sb = new StringBuilder();
  95                 foreach (var e in _logs)
  96                 {
  97                     sb.AppendLine(e.ToString());
  98                 }
  99                 return sb.ToString();
 100             }
 101         }
 102
 103         public ToolStripLabelHistory()
 104             => this._logs = new LinkedList<LogEntry>();
 105     }
 106 }