class/System/System.Diagnostics/SourceSwitch.cs

   1 //
   2 // SourceSwitch.cs
   3 //
   4 // Author:
   5 //      Atsushi Enomoto  <atsushi@ximian.com>
   6 //
   7 // Copyright (C) 2007 Novell, Inc.
   8 //
   9
  10 //
  11 // Permission is hereby granted, free of charge, to any person obtaining
  12 // a copy of this software and associated documentation files (the
  13 // "Software"), to deal in the Software without restriction, including
  14 // without limitation the rights to use, copy, modify, merge, publish,
  15 // distribute, sublicense, and/or sell copies of the Software, and to
  16 // permit persons to whom the Software is furnished to do so, subject to
  17 // the following conditions:
  18 //
  19 // The above copyright notice and this permission notice shall be
  20 // included in all copies or substantial portions of the Software.
  21 //
  22 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  23 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  24 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  25 // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
  26 // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
  27 // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
  28 // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  29 //
  30
  31 #if NET_2_0
  32
  33 using System;
  34
  35 namespace System.Diagnostics
  36 {
  37         public class SourceSwitch : Switch
  38         {
  39                 // FIXME: better explanation.
  40                 const string description = "Source switch.";
  41
  42                 public SourceSwitch (string displayName)
  43                         : this (displayName, null)
  44                 {
  45                 }
  46
  47                 public SourceSwitch (string displayName, string defaultSwitchValue)
  48                         : base (displayName, description, defaultSwitchValue)
  49                 {
  50                 }
  51
  52                 public SourceLevels Level {
  53                         get { return (SourceLevels) SwitchSetting; }
  54                         set {
  55                                 SwitchSetting = (int) value;
  56                         }
  57                 }
  58
  59                 public bool ShouldTrace (TraceEventType eventType)
  60                 {
  61                         switch (eventType) {
  62                         case TraceEventType.Critical:
  63                                 return (Level & SourceLevels.Critical) != 0;
  64                         case TraceEventType.Error:
  65                                 return (Level & SourceLevels.Error) != 0;
  66                         case TraceEventType.Warning:
  67                                 return (Level & SourceLevels.Warning) != 0;
  68                         case TraceEventType.Information:
  69                                 return (Level & SourceLevels.Information) != 0;
  70                         case TraceEventType.Verbose:
  71                                 return (Level & SourceLevels.Verbose) != 0;
  72                         case TraceEventType.Start:
  73                         case TraceEventType.Stop:
  74                         case TraceEventType.Suspend:
  75                         case TraceEventType.Resume:
  76                         case TraceEventType.Transfer:
  77                         default:
  78                                 return (Level & SourceLevels.ActivityTracing) != 0;
  79                         }
  80                 }
  81
  82                 protected override void OnValueChanged ()
  83                 {
  84                         SwitchSetting = (int) Enum.Parse (typeof (SourceLevels),
  85                                 Value, true);
  86                 }
  87         }
  88 }
  89 #endif