We need you! We're working hard on the next version of Developer Fusion - Let us know what you think we should be up to!

The Labs \ Source Viewer \ SSCLI \ System.Diagnostics \ DebuggerDisplayAttribute

SSCLI

// ==++==
//
//
//
// The use and distribution terms for this software are contained in the file
// named license.txt, which can be found in the root of this distribution.
// By using this software in any fashion, you are agreeing to be bound by the
// terms of this license.
//
// You must not remove this notice, or any other, from this software.
//
//
// ==--==
/*============================================================
**
** Class: DebuggerAttributes
**
**
** Purpose: Attributes for debugger
**
**
===========================================================*/
namespace System.Diagnostics
{
using System;
using System.Runtime.InteropServices;
[Serializable(), AttributeUsage(AttributeTargets.Class | AttributeTargets.Struct | AttributeTargets.Method | AttributeTargets.Constructor, Inherited = false)]
[ComVisible(true)]
public sealed class DebuggerStepThroughAttribute : Attribute
{
public DebuggerStepThroughAttribute()
{
}
}
[Serializable(), AttributeUsage(AttributeTargets.Method | AttributeTargets.Constructor, Inherited = false)]
[ComVisible(true)]
public sealed class DebuggerStepperBoundaryAttribute : Attribute
{
public DebuggerStepperBoundaryAttribute()
{
}
}
[Serializable(), AttributeUsage(AttributeTargets.Method | AttributeTargets.Property | AttributeTargets.Constructor, Inherited = false)]
[ComVisible(true)]
public sealed class DebuggerHiddenAttribute : Attribute
{
public DebuggerHiddenAttribute()
{
}
}
[Serializable(), AttributeUsage(AttributeTargets.Class | AttributeTargets.Method | AttributeTargets.Property | AttributeTargets.Constructor | AttributeTargets.Struct, Inherited = false)]
[ComVisible(true)]
public sealed class DebuggerNonUserCodeAttribute : Attribute
{
public DebuggerNonUserCodeAttribute()
{
}
}
// Attribute class used by the compiler to mark modules.
// If present, then debugging information for everything in the
// assembly was generated by the compiler, and will be preserved
// by the Runtime so that the debugger can provide full functionality
// in the case of JIT attach. If not present, then the compiler may
// or may not have included debugging information, and the Runtime
// won't preserve the debugging info, which will make debugging after
// a JIT attach difficult.
[AttributeUsage(AttributeTargets.Assembly | AttributeTargets.Module, AllowMultiple = false)]
[ComVisible(true)]
public sealed class DebuggableAttribute : Attribute
{
[Flags()]
[ComVisible(true)]
public enum DebuggingModes
{
None = 0,
Default = 1,
DisableOptimizations = 256,
IgnoreSymbolStoreSequencePoints = 2,
EnableEditAndContinue = 4
}
private DebuggingModes m_debuggingModes;
public DebuggableAttribute(bool isJITTrackingEnabled, bool isJITOptimizerDisabled)
{
m_debuggingModes = 0;
if (isJITTrackingEnabled) {
m_debuggingModes |= DebuggingModes.Default;
}
if (isJITOptimizerDisabled) {
m_debuggingModes |= DebuggingModes.DisableOptimizations;
}
}
public DebuggableAttribute(DebuggingModes modes)
{
m_debuggingModes = modes;
}
public bool IsJITTrackingEnabled {
get { return ((m_debuggingModes & DebuggingModes.Default) != 0); }
}
public bool IsJITOptimizerDisabled {
get { return ((m_debuggingModes & DebuggingModes.DisableOptimizations) != 0); }
}
public DebuggingModes DebuggingFlags {
get { return m_debuggingModes; }
}
}
// DebuggerBrowsableState states are defined as follows:
// Never never show this element
// Expanded expansion of the class is done, so that all visible internal members are shown
// Collapsed expansion of the class is not performed. Internal visible members are hidden
// RootHidden The target element itself should not be shown, but should instead be
// automatically expanded to have its members displayed.
// Default value is collapsed
// Please also change the code which validates DebuggerBrowsableState variable (in this file)
// if you change this enum.
[ComVisible(true)]
public enum DebuggerBrowsableState
{
Never = 0,
//Expanded is not supported in this release
//Expanded = 1,
Collapsed = 2,
RootHidden = 3
}
// the one currently supported with the csee.dat
// (mcee.dat, autoexp.dat) file.
[AttributeUsage(AttributeTargets.Field | AttributeTargets.Property, AllowMultiple = false)]
[ComVisible(true)]
public sealed class DebuggerBrowsableAttribute : Attribute
{
private DebuggerBrowsableState state;
public DebuggerBrowsableAttribute(DebuggerBrowsableState state)
{
if (state < DebuggerBrowsableState.Never || state > DebuggerBrowsableState.RootHidden)
throw new ArgumentOutOfRangeException("state");
this.state = state;
}
public DebuggerBrowsableState State {
get { return state; }
}
}
// DebuggerTypeProxyAttribute
[AttributeUsage(AttributeTargets.Struct | AttributeTargets.Class | AttributeTargets.Assembly, AllowMultiple = true)]
[ComVisible(true)]
public sealed class DebuggerTypeProxyAttribute : Attribute
{
private string typeName;
private string targetName;
private Type target;
public DebuggerTypeProxyAttribute(Type type)
{
if (type == null) {
throw new ArgumentNullException("type");
}
this.typeName = type.AssemblyQualifiedName;
}
public DebuggerTypeProxyAttribute(string typeName)
{
this.typeName = typeName;
}
public string ProxyTypeName {
get { return typeName; }
}
public Type Target {
get { return target; }
set {
if (value == null) {
throw new ArgumentNullException("value");
}
targetName = value.AssemblyQualifiedName;
target = value;
}
}
public string TargetTypeName {
get { return targetName; }
set { targetName = value; }
}
}
// This attribute is used to control what is displayed for the given class or field
// in the data windows in the debugger. The single argument to this attribute is
// the string that will be displayed in the value column for instances of the type.
// This string can include text between { and } which can be either a field,
// property or method (as will be documented in mscorlib). In the C# case,
// a general expression will be allowed which only has implicit access to the this pointer
// for the current instance of the target type. The expression will be limited,
// however: there is no access to aliases, locals, or pointers.
// In addition, attributes on properties referenced in the expression are not processed.
[AttributeUsage(AttributeTargets.Class | AttributeTargets.Struct | AttributeTargets.Delegate | AttributeTargets.Enum | AttributeTargets.Field | AttributeTargets.Property | AttributeTargets.Assembly, AllowMultiple = true)]
[ComVisible(true)]
public sealed class DebuggerDisplayAttribute : Attribute
{
private string name;
private string value;
private string type;
private string targetName;
private Type target;
public DebuggerDisplayAttribute(string value)
{
if (value == null) {
this.value = "";
}
else {
this.value = value;
}
name = "";
type = "";
}
public string Value {
get { return this.value; }
}
public string Name {
get { return name; }
set { name = value; }
}
public string Type {
get { return type; }
set { type = value; }
}
public Type Target {
get { return target; }
set {
if (value == null) {
throw new ArgumentNullException("value");
}
targetName = value.AssemblyQualifiedName;
target = value;
}
}
public string TargetTypeName {
get { return targetName; }
set { targetName = value; }
}
}
/// <summary>
/// Signifies that the attributed type has a visualizer which is pointed
/// to by the parameter type name strings.
/// </summary>
[AttributeUsage(AttributeTargets.Struct | AttributeTargets.Class | AttributeTargets.Assembly, AllowMultiple = true)]
[ComVisible(true)]
public sealed class DebuggerVisualizerAttribute : Attribute
{
private string visualizerObjectSourceName;
private string visualizerName;
private string description;
private string targetName;
private Type target;
public DebuggerVisualizerAttribute(string visualizerTypeName)
{
this.visualizerName = visualizerTypeName;
}
public DebuggerVisualizerAttribute(string visualizerTypeName, string visualizerObjectSourceTypeName)
{
this.visualizerName = visualizerTypeName;
this.visualizerObjectSourceName = visualizerObjectSourceTypeName;
}
public DebuggerVisualizerAttribute(string visualizerTypeName, Type visualizerObjectSource)
{
if (visualizerObjectSource == null) {
throw new ArgumentNullException("visualizerObjectSource");
}
this.visualizerName = visualizerTypeName;
this.visualizerObjectSourceName = visualizerObjectSource.AssemblyQualifiedName;
}
public DebuggerVisualizerAttribute(Type visualizer)
{
if (visualizer == null) {
throw new ArgumentNullException("visualizer");
}
this.visualizerName = visualizer.AssemblyQualifiedName;
}
public DebuggerVisualizerAttribute(Type visualizer, Type visualizerObjectSource)
{
if (visualizer == null) {
throw new ArgumentNullException("visualizer");
}
if (visualizerObjectSource == null) {
throw new ArgumentNullException("visualizerObjectSource");
}
this.visualizerName = visualizer.AssemblyQualifiedName;
this.visualizerObjectSourceName = visualizerObjectSource.AssemblyQualifiedName;
}
public DebuggerVisualizerAttribute(Type visualizer, string visualizerObjectSourceTypeName)
{
if (visualizer == null) {
throw new ArgumentNullException("visualizer");
}
this.visualizerName = visualizer.AssemblyQualifiedName;
this.visualizerObjectSourceName = visualizerObjectSourceTypeName;
}
public string VisualizerObjectSourceTypeName {
get { return visualizerObjectSourceName; }
}
public string VisualizerTypeName {
get { return visualizerName; }
}
public string Description {
get { return description; }
set { description = value; }
}
public Type Target {
get { return target; }
set {
if (value == null) {
throw new ArgumentNullException("value");
}
targetName = value.AssemblyQualifiedName;
target = value;
}
}
public string TargetTypeName {
get { return targetName; }
set { targetName = value; }
}
}
}