118 lines
4.1 KiB
C#
118 lines
4.1 KiB
C#
//------------------------------------------------------------------------------
|
|
// <copyright file="TraceSwitch.cs" company="Microsoft">
|
|
// Copyright (c) Microsoft Corporation. All rights reserved.
|
|
// </copyright>
|
|
//------------------------------------------------------------------------------
|
|
|
|
/*
|
|
*/
|
|
|
|
namespace System.Diagnostics {
|
|
using System;
|
|
using System.ComponentModel;
|
|
using System.Security;
|
|
using System.Security.Permissions;
|
|
|
|
/// <devdoc>
|
|
/// <para>Provides a multi-level switch to enable or disable tracing
|
|
/// and debug output for a compiled application or framework.</para>
|
|
/// </devdoc>
|
|
[SwitchLevel(typeof(TraceLevel))]
|
|
public class TraceSwitch : Switch {
|
|
|
|
/// <devdoc>
|
|
/// <para>Initializes a new instance of the <see cref='System.Diagnostics.TraceSwitch'/> class.</para>
|
|
/// </devdoc>
|
|
public TraceSwitch(string displayName, string description)
|
|
: base(displayName, description) {
|
|
}
|
|
|
|
public TraceSwitch(string displayName, string description, string defaultSwitchValue)
|
|
: base(displayName, description, defaultSwitchValue) { }
|
|
|
|
/// <devdoc>
|
|
/// <para>Gets or sets the trace
|
|
/// level that specifies what messages to output for tracing and debugging.</para>
|
|
/// </devdoc>
|
|
public TraceLevel Level {
|
|
get {
|
|
return (TraceLevel)SwitchSetting;
|
|
}
|
|
|
|
[SecurityPermission(SecurityAction.LinkDemand, Flags=SecurityPermissionFlag.UnmanagedCode)]
|
|
set {
|
|
if (value < TraceLevel.Off || value > TraceLevel.Verbose)
|
|
throw new ArgumentException(SR.GetString(SR.TraceSwitchInvalidLevel));
|
|
SwitchSetting = (int)value;
|
|
}
|
|
}
|
|
|
|
/// <devdoc>
|
|
/// <para>Gets a value
|
|
/// indicating whether the <see cref='System.Diagnostics.TraceSwitch.Level'/> is set to
|
|
/// <see langword='Error'/>, <see langword='Warning'/>, <see langword='Info'/>, or
|
|
/// <see langword='Verbose'/>.</para>
|
|
/// </devdoc>
|
|
public bool TraceError {
|
|
get {
|
|
return (Level >= TraceLevel.Error);
|
|
}
|
|
}
|
|
|
|
/// <devdoc>
|
|
/// <para>Gets a value
|
|
/// indicating whether the <see cref='System.Diagnostics.TraceSwitch.Level'/> is set to
|
|
/// <see langword='Warning'/>, <see langword='Info'/>, or <see langword='Verbose'/>.</para>
|
|
/// </devdoc>
|
|
public bool TraceWarning {
|
|
get {
|
|
return (Level >= TraceLevel.Warning);
|
|
}
|
|
}
|
|
|
|
/// <devdoc>
|
|
/// <para>Gets a value
|
|
/// indicating whether the <see cref='System.Diagnostics.TraceSwitch.Level'/> is set to
|
|
/// <see langword='Info'/> or <see langword='Verbose'/>.</para>
|
|
/// </devdoc>
|
|
public bool TraceInfo {
|
|
get {
|
|
return (Level >= TraceLevel.Info);
|
|
}
|
|
}
|
|
|
|
/// <devdoc>
|
|
/// <para>Gets a value
|
|
/// indicating whether the <see cref='System.Diagnostics.TraceSwitch.Level'/> is set to
|
|
/// <see langword='Verbose'/>.</para>
|
|
/// </devdoc>
|
|
public bool TraceVerbose {
|
|
get {
|
|
return (Level == TraceLevel.Verbose);
|
|
}
|
|
}
|
|
|
|
/// <devdoc>
|
|
/// <para>
|
|
/// Update the level for this switch.
|
|
/// </para>
|
|
/// </devdoc>
|
|
protected override void OnSwitchSettingChanged() {
|
|
int level = SwitchSetting;
|
|
if (level < (int)TraceLevel.Off) {
|
|
Trace.WriteLine(SR.GetString(SR.TraceSwitchLevelTooLow, DisplayName));
|
|
SwitchSetting = (int)TraceLevel.Off;
|
|
}
|
|
else if (level > (int)TraceLevel.Verbose) {
|
|
Trace.WriteLine(SR.GetString(SR.TraceSwitchLevelTooHigh, DisplayName));
|
|
SwitchSetting = (int)TraceLevel.Verbose;
|
|
}
|
|
}
|
|
|
|
protected override void OnValueChanged() {
|
|
SwitchSetting = (int) Enum.Parse(typeof(TraceLevel), Value, true);
|
|
}
|
|
}
|
|
}
|
|
|