void IDkmCustomVisualizer.EvaluateVisualizedExpression(DkmVisualizedExpression expression, out DkmEvaluationResult resultObject)
{
BasicVisualizer visualizer = null;
DkmFailedEvaluationResult failureResult = null;
if (!TryGetRegisteredVisualizer(expression, out visualizer, out failureResult))
{
resultObject = failureResult;
return;
}
DkmEvaluationResult evalResult = visualizer.EvaluationResult;
EvaluationDataItem resultDataItem = new EvaluationDataItem(expression, evalResult);
expression.SetDataItem(DkmDataCreationDisposition.CreateAlways, resultDataItem);
string name = null;
string fullName = null;
Utility.GetExpressionName(expression, out name, out fullName);
if (evalResult.TagValue == DkmEvaluationResult.Tag.SuccessResult)
{
DkmSuccessEvaluationResult successResult = (DkmSuccessEvaluationResult)evalResult;
resultObject = DkmSuccessEvaluationResult.Create(
successResult.InspectionContext,
successResult.StackFrame,
name,
successResult.FullName,
successResult.Flags,
successResult.Value,
successResult.EditableValue,
successResult.Type,
successResult.Category,
successResult.Access,
successResult.StorageType,
successResult.TypeModifierFlags,
successResult.Address,
successResult.CustomUIVisualizers,
successResult.ExternalModules,
resultDataItem);
}
else
{
DkmFailedEvaluationResult failResult = (DkmFailedEvaluationResult)evalResult;
resultObject = DkmFailedEvaluationResult.Create(
failResult.InspectionContext,
failResult.StackFrame,
name,
fullName,
failResult.ErrorMessage,
failResult.Flags,
null);
return;
}
}
void IDkmCustomVisualizer.EvaluateVisualizedExpression(DkmVisualizedExpression expression, out DkmEvaluationResult resultObject)
{
BasicVisualizer visualizer = null;
DkmFailedEvaluationResult failureResult = null;
if (!TryGetRegisteredVisualizer(expression, out visualizer, out failureResult))
{
resultObject = failureResult;
return;
}
DkmEvaluationResult evalResult = visualizer.EvaluationResult;
EvaluationDataItem resultDataItem = new EvaluationDataItem(expression, evalResult);
expression.SetDataItem(DkmDataCreationDisposition.CreateAlways, resultDataItem);
string name = null;
string fullName = null;
Utility.GetExpressionName(expression, out name, out fullName);
if (evalResult.TagValue == DkmEvaluationResult.Tag.SuccessResult)
{
DkmSuccessEvaluationResult successResult = (DkmSuccessEvaluationResult)evalResult;
resultObject = DkmSuccessEvaluationResult.Create(
successResult.InspectionContext,
successResult.StackFrame,
name,
successResult.FullName,
successResult.Flags,
successResult.Value,
successResult.EditableValue,
successResult.Type,
successResult.Category,
successResult.Access,
successResult.StorageType,
successResult.TypeModifierFlags,
successResult.Address,
successResult.CustomUIVisualizers,
successResult.ExternalModules,
resultDataItem);
}
else
{
DkmFailedEvaluationResult failResult = (DkmFailedEvaluationResult)evalResult;
resultObject = DkmFailedEvaluationResult.Create(
failResult.InspectionContext,
failResult.StackFrame,
name,
fullName,
failResult.ErrorMessage,
failResult.Flags,
null);
return;
}
}
void IDkmCustomVisualizer.GetItems(DkmVisualizedExpression expression, DkmEvaluationResultEnumContext enumContext, int startIndex, int count, out DkmChildVisualizedExpression[] items)
{
EvaluationDataItem dataItem = expression.GetDataItem <EvaluationDataItem>();
if (dataItem == null)
{
Debug.Fail("DebugComponent.GetItems passed a visualized expression that does not have an associated ExpressionDataItem.");
throw new NotSupportedException();
}
items = dataItem.Visualizer.GetChildItems(startIndex, count);
}
public void EvaluateChildren(DkmChildVisualizedExpression[] output, int startIndex, out int numWritten)
{
DkmEvaluationResult evalResult = evaluator_(name_, startIndex);
EvaluationDataItem originalDataItem = evalResult.GetDataItem <EvaluationDataItem>();
DkmChildVisualizedExpression childExpr = DkmChildVisualizedExpression.Create(
expression_.InspectionContext,
expression_.VisualizerId,
expression_.SourceId,
expression_.StackFrame,
DkmFakeValueHome.Create(0),
evalResult,
expression_,
(uint)startIndex,
originalDataItem);
output[startIndex] = childExpr;
numWritten = 1;
}
void IDkmCustomVisualizer.GetChildren(DkmVisualizedExpression expression, int initialRequestSize, DkmInspectionContext inspectionContext, out DkmChildVisualizedExpression[] initialChildren, out DkmEvaluationResultEnumContext enumContext)
{
EvaluationDataItem dataItem = expression.GetDataItem <EvaluationDataItem>();
if (dataItem == null)
{
Debug.Fail("DebugComponent.GetChildren passed a visualized expression that does not have an associated ExpressionDataItem.");
throw new NotSupportedException();
}
initialChildren = new DkmChildVisualizedExpression[0];
enumContext = DkmEvaluationResultEnumContext.Create(
dataItem.Visualizer.ChildElementCount,
expression.StackFrame,
expression.InspectionContext,
null);
}
public void EvaluateChildren(DkmChildVisualizedExpression[] output, int startIndex, out int numWritten)
{
numWritten = 0;
if (mode_ == ChildDisplayMode.Inline)
{
CreateDefaultEnumContext();
int count = ChildCount;
DkmEvaluationResult[] results = new DkmEvaluationResult[count];
expression_.GetItemsCallback(defEnumContext_, 0, count, out results);
for (int i = 0; i < count; ++i)
{
DkmSuccessEvaluationResult successResult = results[i] as DkmSuccessEvaluationResult;
DkmExpressionValueHome home = null;
if (successResult != null && successResult.Address != null)
{
home = DkmPointerValueHome.Create(successResult.Address.Value);
}
else
{
home = DkmFakeValueHome.Create(0);
}
output[startIndex + i] = DkmChildVisualizedExpression.Create(
defEnumContext_.InspectionContext,
Guids.CustomVisualizer.ForceDefault,
expression_.SourceId,
defEnumContext_.StackFrame,
home,
results[i],
expression_,
(uint)startIndex,
null);
EvaluationDataItem originalDataItem = results[i].GetDataItem <EvaluationDataItem>();
}
numWritten = count;
}
else
{
numWritten = 1;
}
}
