Cleanups to simplify handling of pointer vs value types.

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@42353 a95241bf-73f2-0310-859d-f6bbb57e9c96

src/apps/debugger/value/value_nodes/BMessageValueNode.cpp

@@ -64,9 +64,7 @@ public:
 	{
 		ValueLocation* parentLocation = fParent->Location();
 		ValueLocation* location;
-		CompoundType* type = dynamic_cast<CompoundType*>(fParent->GetType());
-		if (type == NULL)
-			return B_BAD_VALUE;
+		CompoundType* type = fParent->GetMessageType();
 
 		status_t error = type->ResolveDataMemberLocation(fMember,
 			*parentLocation, location);
@@ -93,6 +91,7 @@ BMessageValueNode::BMessageValueNode(ValueNodeChild* nodeChild,
 	:
 	ValueNode(nodeChild),
 	fType(type),
+	fMessageType(NULL),
 	fMessage()
 {
 	fType->AcquireReference();
@@ -154,6 +153,7 @@ BMessageValueNode::ResolvedLocationAndValue(ValueLoader* valueLoader,
 		pieceLocation.SetToMemory(address.ToUInt64());
 		location->SetPieceAt(0, pieceLocation);
 	}
+	fMessageType = baseType;
 
 	_location = location;
 	_value = NULL;
@@ -300,16 +300,15 @@ BMessageValueNode::CreateChildren()
 	if (!fChildren.IsEmpty())
 		return B_OK;
 
-	CompoundType* baseType = dynamic_cast<CompoundType*>(
-		fType->ResolveRawType(false));
-	if (baseType == NULL)
-		return B_OK;
+	if (fMessageType == NULL)
+		return B_BAD_VALUE;
+
 
 	DataMember* member = NULL;
 	Type* whatType = NULL;
 
-	for (int32 i = 0; i < baseType->CountDataMembers(); i++) {
-		member = baseType->DataMemberAt(i);
+	for (int32 i = 0; i < fMessageType->CountDataMembers(); i++) {
+		member = fMessageType->DataMemberAt(i);
 		if (strcmp(member->Name(), "what") == 0) {
 			whatType = member->GetType();
 			break;

src/apps/debugger/value/value_nodes/BMessageValueNode.h

@@ -11,6 +11,9 @@
 #include "ValueNode.h"
 
 
+class CompoundType;
+
+
 class BMessageValueNode : public ValueNode {
 public:
 									BMessageValueNode(ValueNodeChild* nodeChild,
@@ -18,7 +21,6 @@ public:
 	virtual							~BMessageValueNode();
 
 	virtual	Type*					GetType() const;
-
 	virtual	status_t				ResolvedLocationAndValue(
 										ValueLoader* valueLoader,
 										ValueLocation*& _location,
@@ -30,6 +32,9 @@ public:
 	virtual int32					CountChildren() const;
 	virtual ValueNodeChild*			ChildAt(int32 index) const;
 
+			CompoundType*			GetMessageType() const
+										{ return fMessageType; }
+
 private:
 			class BMessageFieldHeaderNode;
 			class BMessageFieldHeaderNodeChild;
@@ -42,6 +47,7 @@ private:
 
 private:
 			Type*					fType;
+			CompoundType*			fMessageType;
 			BMessage				fMessage;
 			ChildNodeList			fChildren;
 };