X-Git-Url: https://git.llucax.com/z.facultad/75.52/treemulator.git/blobdiff_plain/37c9b25e38617bead7998f82531d5e3131a4d7b7..aa158a0284c1bc32a979d50275aa1b24438d46ef:/viewer/view_btree.h

diff --git a/viewer/view_btree.h b/viewer/view_btree.h
index bd4f22c..18f4df7 100644
--- a/viewer/view_btree.h
+++ b/viewer/view_btree.h
@@ -4,35 +4,46 @@
 
 #include <libgnomecanvasmm.h>
 #include <string>
+#include <stack>
 
 #include "btree.h"
-
-#define NODE_WIDTH 500
-#define NODE_HEIGHT 50
+#include "view_node.h"
 
 using namespace Gnome;
 
+class ViewNode;
+
 class ViewBTree : public Canvas::Group, public BTree {
 	public:
-		ViewBTree (Canvas::Group *parent, std::string filename);
+		ViewBTree (Canvas::Group *parent, std::string filename, uint block_size, int tree_type, int type);
+
+		void Clear ();
+		void HighliteKey (Clave &k);
+		void GoBack ();
 
 		static double byte_to_pixels;
+		static double node_width;
+		static double node_height;
+
+		typedef SigC::Signal2<void, BTreeData *, BTreeNodeHeader&> type_signal_selected;
+		type_signal_selected signal_selected ();
 	protected:
+		type_signal_selected m_signal_selected;
 		int max_level; /* Lo saco de la raiz */
 		/* Posicion X por nivel */
 		std::map<uint,double> pos_x;
+		/* 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;
 
-		void AddNode (uint num);
-
-};
-
-class ViewNode : public Canvas::Group {
 	public:
-		ViewNode (Canvas::Group *parent, uint num, BTreeNodeHeader &header, std::list<BTreeData *> &keys);
+		void AddNode (uint num, uint padre = 0);
+		void on_item_selected (BTreeData *, uint, ViewNode *);
+		void on_item_activated (BTreeData *, uint, ViewNode *);
 
-		std::list<uint>& getChilds () { return hijos; } 
-	private:
-		std::list<uint> hijos;
+		ViewNode *last_selected;
 };
 
 #endif