Merged r366:387 from the jbeder-event-api branch

src/nodebuilder.h

@@ -0,0 +1,59 @@
+#pragma once
+
+#ifndef NODEBUILDER_H_62B23520_7C8E_11DE_8A39_0800200C9A66
+#define NODEBUILDER_H_62B23520_7C8E_11DE_8A39_0800200C9A66
+
+#include "eventhandler.h"
+#include "ptr_stack.h"
+#include <map>
+#include <memory>
+#include <stack>
+
+namespace YAML
+{
+	class Node;
+	
+	class NodeBuilder: public EventHandler
+	{
+	public:
+		explicit NodeBuilder(Node& root);
+		virtual ~NodeBuilder();
+
+		virtual void OnDocumentStart(const Mark& mark);
+		virtual void OnDocumentEnd();
+		
+		virtual void OnNull(const std::string& tag, anchor_t anchor);
+		virtual void OnAlias(const Mark& mark, anchor_t anchor);
+		virtual void OnScalar(const Mark& mark, const std::string& tag, anchor_t anchor, const std::string& value);
+		
+		virtual void OnSequenceStart(const Mark& mark, const std::string& tag, anchor_t anchor);
+		virtual void OnSequenceEnd();
+		
+		virtual void OnMapStart(const Mark& mark, const std::string& tag, anchor_t anchor);
+		virtual void OnMapEnd();
+		
+	private:
+		Node& Push(anchor_t anchor);
+		Node& Push();
+		Node& Top();
+		void Pop();
+
+		void Insert(std::auto_ptr<Node> pNode);
+		void RegisterAnchor(anchor_t anchor, const Node& node);
+		
+	private:
+		Node& m_root;
+		bool m_initializedRoot;
+		bool m_finished;
+		
+		ptr_stack<Node> m_stack;
+		ptr_stack<Node> m_pendingKeys;
+		std::stack<bool> m_didPushKey;
+
+		typedef std::vector<const Node *> Anchors;
+		Anchors m_anchors;
+	};
+}
+
+#endif // NODEBUILDER_H_62B23520_7C8E_11DE_8A39_0800200C9A66
+