X-Git-Url: https://git.llucax.com/z.facultad/75.52/treemulator.git/blobdiff_plain/1f2e83ab78a55bc0730bdd507c4fd64482fb0846..e6100aeea161cb8ca20b42243f33c7eea1dd3a2e:/viewer/view_btree.h

diff --git a/viewer/view_btree.h b/viewer/view_btree.h
index 529dab2..f4e3c47 100644
--- a/viewer/view_btree.h
+++ b/viewer/view_btree.h
@@ -4,6 +4,7 @@
 
 #include <libgnomecanvasmm.h>
 #include <string>
+#include <stack>
 
 #include "btree.h"
 #include "view_node.h"
@@ -14,7 +15,14 @@ class ViewNode;
 
 class ViewBTree : public Canvas::Group, public BTree {
 	public:
-		ViewBTree (Canvas::Group *parent, std::string filename, uint block_size, int type);
+		ViewBTree (Canvas::Group *parent, std::string filename, uint block_size, int tree_type, int type);
+		ViewBTree (Canvas::Group *parent, const std::string filename);
+
+		static ViewBTree* Open (const std::string &filename);
+
+		void Clear ();
+		void HighliteKey (Clave &k);
+		void GoBack ();
 
 		static double byte_to_pixels;
 		static double node_width;
@@ -30,6 +38,8 @@ class ViewBTree : public Canvas::Group, public BTree {
 		/* Control para no poner 2 veces un nodo */
 		/* Un nodo que quiera ser puesto 2 veces es un bug :) */
 		std::map<uint,bool> node_placed;
+		std::stack<uint> back;
+		uint last_visited;
 
 	public:
 		void AddNode (uint num, uint padre = 0);