97 lines
2.9 KiB
C#
97 lines
2.9 KiB
C#
//
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// System.Diagnostics.TraceSwtich.cs
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//
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// Comments from John R. Hicks <angryjohn69@nc.rr.com> original implementation
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// can be found at: /mcs/docs/apidocs/xml/en/System.Diagnostics
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//
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// Author:
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// John R. Hicks (angryjohn69@nc.rr.com)
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// Jonathan Pryor (jonpryor@vt.edu)
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//
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// (C) 2001-2002
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//
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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namespace System.Diagnostics
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{
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[SwitchLevel (typeof (TraceLevel))]
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public class TraceSwitch : Switch
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{
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public TraceSwitch(string displayName, string description)
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: base(displayName, description)
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{
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}
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public TraceSwitch(string displayName, string description, string defaultSwitchValue)
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: base(displayName, description)
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{
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Value = defaultSwitchValue;
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}
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public TraceLevel Level {
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get {return (TraceLevel) SwitchSetting;}
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set {
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if (!Enum.IsDefined (typeof(TraceLevel), value))
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throw new ArgumentException ("value");
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SwitchSetting = (int) value;
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}
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}
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public bool TraceError {
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get {return SwitchSetting >= (int) TraceLevel.Error;}
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}
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public bool TraceWarning {
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get {return SwitchSetting >= (int) TraceLevel.Warning;}
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}
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public bool TraceInfo {
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get {return SwitchSetting >= (int) TraceLevel.Info;}
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}
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public bool TraceVerbose {
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get {return SwitchSetting >= (int) TraceLevel.Verbose;}
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}
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// .NET accepts values over 4; they're equivalent to TraceLevel.Verbose
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// For -1, .NET crashes. (Oops!) Other negative numbers work with an
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// equivalent to setting SwitchSetting to TraceLevel.Off.
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// The logic for the accessors will cope with values >= 4, so we'll just
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// check for negative numbers.
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protected override void OnSwitchSettingChanged()
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{
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if (SwitchSetting < 0)
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SwitchSetting = (int) TraceLevel.Off;
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else if (SwitchSetting > 4)
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SwitchSetting = (int) TraceLevel.Verbose;
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}
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protected override void OnValueChanged ()
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{
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SwitchSetting = (int) Enum.Parse (typeof (TraceLevel),
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Value, true);
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}
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}
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}
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