void EvaluateExpression()
{
evaluated = true;
Value val;
try {
val = expression.Evaluate(WindowsDebugger.DebuggedProcess);
} catch (GetValueException e) {
error = e;
this.Text = e.Message;
return;
}
this.canSetText = val.Type.IsPrimitive;
this.expressionType = val.Type;
this.Type = val.Type.Name;
this.valueIsNull = val.IsNull;
// Note that these return enumerators so they are lazy-evaluated
if (val.IsNull)
{
}
else if (val.Type.IsPrimitive || val.Type.FullName == typeof(string).FullName) // Must be before IsClass
{
}
else if (val.Type.IsArray) // Must be before IsClass
{
if (val.ArrayLength > 0)
{
this.ChildNodes = Utils.LazyGetChildNodesOfArray(this.Expression, val.ArrayDimensions);
}
}
else if (val.Type.IsClass || val.Type.IsValueType)
{
if (val.Type.FullNameWithoutGenericArguments == typeof(List <>).FullName)
{
if ((int)val.GetMemberValue("_size").PrimitiveValue > 0)
{
this.ChildNodes = Utils.LazyGetItemsOfIList(this.expression);
}
}
else
{
this.ChildNodes = Utils.LazyGetChildNodesOfObject(this.Expression, val.Type);
}
}
else if (val.Type.IsPointer)
{
Value deRef = val.Dereference();
if (deRef != null)
{
this.ChildNodes = new ExpressionNode [] { new ExpressionNode(this.IconImage, "*" + this.Name, this.Expression.AppendDereference()) };
}
}
if (DebuggingOptions.Instance.ICorDebugVisualizerEnabled)
{
TreeNode info = ICorDebug.GetDebugInfoRoot(val.AppDomain, val.CorValue);
this.ChildNodes = Utils.PrependNode(info, this.ChildNodes);
}
// Do last since it may expire the object
if (val.Type.IsInteger)
{
fullText = FormatInteger(val.PrimitiveValue);
}
else if (val.Type.IsPointer)
{
fullText = String.Format("0x{0:X}", val.PointerAddress);
}
else if ((val.Type.FullName == typeof(string).FullName ||
val.Type.FullName == typeof(char).FullName) && !val.IsNull)
{
try {
fullText = '"' + Escape(val.InvokeToString()) + '"';
} catch (GetValueException e) {
error = e;
fullText = e.Message;
return;
}
}
else if ((val.Type.IsClass || val.Type.IsValueType) && !val.IsNull)
{
try {
fullText = val.InvokeToString();
} catch (GetValueException e) {
error = e;
fullText = e.Message;
return;
}
}
else
{
fullText = val.AsString();
}
this.Text = (fullText.Length > 256) ? fullText.Substring(0, 256) + "..." : fullText;
}
/// <summary>
/// Constructor used by the factory method Create()
/// </summary>
/// <param name="val"></param>
/// <exception cref="System.Management.Automation.GetValueException">
/// Can be thrown by InvokeToString()
/// </exception>
public ValueNode(Value val)
{
this.expression = val.Expression;
canSetText = false;
if (val.Type.IsInteger)
{
canSetText =
(val.Expression is LocalVariableIdentifierExpression) ||
(val.Expression is ParameterIdentifierExpression) ||
(val.Expression is ArrayIndexerExpression) ||
(val.Expression is MemberReferenceExpression && ((MemberReferenceExpression)val.Expression).MemberInfo is FieldInfo);
}
this.Image = IconService.GetBitmap("Icons.16x16." + GetImageName(val));
this.Name = val.Expression.CodeTail;
if (DebuggingOptions.Instance.ShowValuesInHexadecimal && val.Type.IsInteger)
{
fullText = String.Format("0x{0:X}", val.PrimitiveValue);
}
else if (val.Type.IsPointer)
{
fullText = String.Format("0x{0:X}", val.PointerAddress);
}
else
{
fullText = val.AsString;
}
if (val.Type != null)
{
this.Type = val.Type.Name;
}
else
{
this.Type = String.Empty;
}
// Note that these return enumerators so they are lazy-evaluated
this.ChildNodes = null;
if (val.IsNull)
{
}
else if (val.Type.IsClass || val.Type.IsValueType)
{
this.ChildNodes = Utils.GetChildNodesOfObject(this.Expression, val.Type);
}
else if (val.Type.IsArray)
{
this.ChildNodes = Utils.GetChildNodesOfArray(this.Expression, val.ArrayDimensions);
}
else if (val.Type.IsPointer)
{
Value deRef = val.Dereference();
if (deRef != null)
{
this.ChildNodes = new AbstractNode [] { new ValueNode(deRef) };
}
}
if (DebuggingOptions.Instance.ICorDebugVisualizerEnabled)
{
AbstractNode info = ICorDebug.GetDebugInfoRoot(val.Process, val.CorValue);
this.ChildNodes = PrependNode(info, this.ChildNodes);
}
// Do last since it may expire the object
if ((val.Type.IsClass || val.Type.IsValueType) && !val.IsNull)
{
fullText = val.InvokeToString();
}
this.Text = (fullText.Length > 256) ? fullText.Substring(0, 256) + "..." : fullText;
}
