1 files changed, 57 insertions, 0 deletions
diff --git a/tool_src/QvLib/QvNode.h b/tool_src/QvLib/QvNode.h
new file mode 100644
index 0000000..a24d6ea
--- /dev/null
+++ b/tool_src/QvLib/QvNode.h
@@ -0,0 +1,57 @@
+#ifndef  _QV_NODE_
+#define  _QV_NODE_
+
+#include <QvString.h>
+
+class QvChildList;
+class QvDict;
+class QvFieldData;
+class QvInput;
+class QvNodeList;
+class QvState;
+
+class QvNode {
+
+  public:
+    enum Stage {
+	FIRST_INSTANCE,		// First real instance being constructed
+	PROTO_INSTANCE,		// Prototype instance being constructed
+	OTHER_INSTANCE,		// Subsequent instance being constructed
+    };
+
+    QvFieldData	*fieldData;
+    QvChildList	*children;
+    QvBool	isBuiltIn;
+
+    QvName		*objName;
+    QvNode();
+    virtual ~QvNode();
+
+    const QvName &	getName() const;
+    void		setName(const QvName &name);
+
+    static void		init();
+    static QvBool	read(QvInput *in, QvNode *&node);
+
+    virtual QvFieldData *getFieldData() = 0;
+
+    virtual void	traverse(QvState *state) = 0;
+
+  protected:
+    virtual QvBool	readInstance(QvInput *in);
+
+  private:
+    static QvDict	*nameDict;
+
+    static void		addName(QvNode *, const char *);
+    static void		removeName(QvNode *, const char *);
+    static QvNode *	readReference(QvInput *in);
+    static QvBool	readNode(QvInput *in, QvName &className,QvNode *&node);
+    static QvBool	readNodeInstance(QvInput *in, const QvName &className,
+					 const QvName &refName, QvNode *&node);
+    static QvNode *	createInstance(QvInput *in, const QvName &className);
+    static QvNode *	createInstanceFromName(const QvName &className);
+    static void		flushInput(QvInput *in);
+};
+
+#endif /* _QV_NODE_ */