diff --git a/cold.d b/cold.d
deleted file mode 100644
index 42ddb86..0000000
--- a/cold.d
+++ /dev/null
@@ -1 +0,0 @@
-cold.o: cold.c texts.h
diff --git a/cold.o b/cold.o
deleted file mode 100644
index 72d4e0c..0000000
Binary files a/cold.o and /dev/null differ
diff --git a/contain.c b/contain.c
index 88609a7..48d7111 100644
--- a/contain.c
+++ b/contain.c
@@ -5,7 +5,6 @@
 #include "display.h"
 #include "contain.h"
 #include "texts.h"
-#include "tree.h"
 
 
 GtkWidget *get_edit_rules_page_new(){
diff --git a/contain.d b/contain.d
deleted file mode 100644
index 4bca4e9..0000000
--- a/contain.d
+++ /dev/null
@@ -1,3 +0,0 @@
-contain.o: contain.c hot.h warm.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib.h \
- cold.h display.h contain.h texts.h tree.h
diff --git a/contain.o b/contain.o
deleted file mode 100644
index 1c53542..0000000
Binary files a/contain.o and /dev/null differ
diff --git a/display.c b/display.c
index a68c42d..16287cd 100644
--- a/display.c
+++ b/display.c
@@ -6,7 +6,6 @@
 #include "display.h"
 #include "contain.h"
 #include "texts.h"
-#include "tree.h"
 
 //------------------------------------------------------------------------------
 
@@ -265,7 +264,6 @@ GtkBox *get_experimental_box_new(){
 GtkBox *get_rules_user_tree_new(){
   GtkBox *tree_sketch_box = GTK_BOX(gtk_box_new (GTK_ORIENTATION_VERTICAL, 0));
   gtk_box_append (tree_sketch_box, GTK_WIDGET (get_experimental_box_new()));
-  ui_create_tree (GTK_WIDGET (tree_sketch_box));
   return tree_sketch_box;
 }
 
diff --git a/display.d b/display.d
deleted file mode 100644
index 8677eb2..0000000
--- a/display.d
+++ /dev/null
@@ -1,3 +0,0 @@
-display.o: display.c hot.h warm.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib.h \
- cold.h display.h contain.h texts.h tree.h
diff --git a/display.o b/display.o
deleted file mode 100644
index 0d06204..0000000
Binary files a/display.o and /dev/null differ
diff --git a/hot.c b/hot.c
index a0290f2..1345858 100644
--- a/hot.c
+++ b/hot.c
@@ -18,15 +18,10 @@ static struct TreeNode_t {gchar *text; struct TreeNode_t *child, *next;};
 static struct TreeNode_t *create_tree_node (const gchar* text){
     struct TreeNode_t *node = g_malloc0 (sizeof(struct TreeNode_t));
     node->text = g_strdup(text);
-    node->child = NULL;             //  printf("create_tree_node  %s\n", text);
+    node->child = NULL;       //  if (0) printf("create_tree_node  %s\n", text);
     return node;
 }
 
-/*static void on_experimental_expander_toggled(GtkExpander *expander, gpointer user_data){
-  gtk_expander_set_expanded (expander, gtk_expander_get_expanded (expander));
-  printf(">  %s\n", gtk_expander_get_label (user_data));
-}*/
-
 static void add_child_node (struct TreeNode_t *parent, struct TreeNode_t *child){
     if (parent->child) {
         struct TreeNode_t *cur = parent->child;
@@ -54,30 +49,30 @@ static void on_experimental_tree_bind_factory (GtkSignalListItemFactory *factory
         g_signal_connect(expander, "activate", G_CALLBACK(on_experimental_tree_expander_toggled), row);
         gtk_widget_set_margin_start(expander, gtk_tree_list_row_get_depth(row)*20);
         gboolean is_expanded = gtk_tree_list_row_get_expanded(row);
-        printf("[on_experimental_tree_bind_factory] row content is [%s] and expander is [%d]\n", text, is_expanded);
-    } else printf("[on_experimental_tree_bind_factory] row == NULL\n");
+        if (0) printf("[on_experimental_tree_bind_factory] row content is [%s] and expander is [%d]\n", text, is_expanded);
+    } else if (0) printf("[on_experimental_tree_bind_factory] row == NULL\n");
 }
 
 void on_experimental_tree_setup_factory (GtkSignalListItemFactory *factory,
                             GObject* object, gpointer user_data){
     GtkWidget* expander = gtk_expander_new (NULL);
     gtk_list_item_set_child (GTK_LIST_ITEM(object), expander);
-    printf("[on_experimental_tree_setup_factory] here is an expander\n");
+    if (0) printf("[on_experimental_tree_setup_factory] here is an expander\n");
 }
 
 static GListModel* get_experimental_tree_model_child (struct TreeNode_t *parent){
     GtkStringList *list = NULL;
     if (parent) {
-        printf("[get_experimental_tree_model_child] here is %s content : ", parent->text);
+        if (0) printf("[get_experimental_tree_model_child] here is %s content : ", parent->text);
         struct TreeNode_t *child = parent->child;
         if (child) {list = gtk_string_list_new(NULL);}
         while(child) {
              gtk_string_list_append(list, child->text);
-             printf("%s ", child->text);
+             if (0) printf("%s ", child->text);
              child = child->next;
         }
     }
-    printf("\n");
+    if (0) printf("\n");
     return G_LIST_MODEL(list);
 }
 
@@ -85,21 +80,19 @@ GListModel* create_experimental_tree_model (GObject *item, gpointer root){
     struct TreeNode_t *cur = (struct TreeNode_t *)root;
     struct TreeNode_t *parent = root;
     const gchar *string =  gtk_string_object_get_string (GTK_STRING_OBJECT(item));
-  printf(">>>  %s\n",string);
     while (cur) {
         if (strcmp(string, cur->text) == 0) break;
         cur = cur->next;
         if (cur == NULL) {cur = parent->child; parent = cur;}
     }
-    printf("[create_experimental_tree_model] looked for %s in %s item\n", cur->text, string);
+    if (0) printf("[create_experimental_tree_model] looked for %s in %s item\n", cur->text, string);
     return get_experimental_tree_model_child (cur);
 }
 
 void create_experimental_tree (GtkBox *experimental_box){
-    GtkScrolledWindow *scrolled_window;
     struct TreeNode_t *tree_root = create_tree_node("hello");
     struct TreeNode_t *it_s_me   = create_tree_node("it's me");   add_child_node(tree_root, it_s_me);
-    struct TreeNode_t *remember  = create_tree_node("remember");  add_child_node(it_s_me, remember);
+    struct TreeNode_t *remember  = create_tree_node("do you remember ?");  add_child_node(it_s_me, remember);
 
     GtkStringList *model = gtk_string_list_new(NULL);
     gtk_string_list_append (model, tree_root->text);
@@ -107,9 +100,6 @@ void create_experimental_tree (GtkBox *experimental_box){
     g_signal_connect (factory, "setup", G_CALLBACK(on_experimental_tree_setup_factory), NULL);
     g_signal_connect (factory, "bind", G_CALLBACK(on_experimental_tree_bind_factory), NULL);
 
-//    GListModel *a_test = create_experimental_tree_model(G_OBJECT (model), tree_root);
-    printf(">  %s > %s > %s\n", tree_root->text, it_s_me->text, remember->text);
-
     GtkTreeListModel *tree_model = gtk_tree_list_model_new(
         G_LIST_MODEL (model),
         FALSE, // Passthrough - False in actual usage with dynamic children retrieval
@@ -122,39 +112,13 @@ void create_experimental_tree (GtkBox *experimental_box){
     GtkSingleSelection *selection_model = gtk_single_selection_new (G_LIST_MODEL (tree_model));
     gtk_single_selection_set_autoselect (selection_model, FALSE);
     gtk_single_selection_set_can_unselect (selection_model, TRUE);
-
-    GtkWidget *list_view = gtk_list_view_new (GTK_SELECTION_MODEL (selection_model),
-                                              GTK_LIST_ITEM_FACTORY (factory));
-
-    scrolled_window = GTK_SCROLLED_WINDOW (gtk_scrolled_window_new());
-    gtk_scrolled_window_set_child(scrolled_window, list_view);
-
-    gtk_scrolled_window_set_policy (scrolled_window,
-                                    GTK_POLICY_AUTOMATIC,
-                                    GTK_POLICY_AUTOMATIC);
-    gtk_widget_set_vexpand(GTK_WIDGET(scrolled_window), TRUE);
-
-    gtk_box_append(GTK_BOX(experimental_box), GTK_WIDGET(scrolled_window));
-    gtk_widget_set_visible(GTK_WIDGET(scrolled_window), TRUE);
+    GtkWidget *list_view = gtk_list_view_new (GTK_SELECTION_MODEL (selection_model), GTK_LIST_ITEM_FACTORY (factory));
+    GtkScrolledWindow *experimental_scrolled_window = GTK_SCROLLED_WINDOW (gtk_scrolled_window_new());
+    gtk_scrolled_window_set_child(experimental_scrolled_window, list_view);
+    gtk_scrolled_window_set_policy (experimental_scrolled_window, GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
+    gtk_widget_set_vexpand(GTK_WIDGET(experimental_scrolled_window), TRUE);
+    assert(experimental_box);
+    gtk_box_append(GTK_BOX(experimental_box), GTK_WIDGET(experimental_scrolled_window));
+    gtk_widget_set_visible(GTK_WIDGET(experimental_scrolled_window), TRUE);
     gtk_widget_set_visible(GTK_WIDGET(list_view), TRUE);
-
-//    gtk_widget_set_visible(GTK_WIDGET(experimental_box), TRUE);
-//    gtk_widget_set_visible(GTK_WIDGET(list_view), TRUE);
 }
-
-/*
-[on_experimental_tree_setup_factory] here is an expander
-[on_experimental_tree_bind_factory] row content is [hello] and expander is [0]
-
-[on_tree_setup_factory] here is an expander
-[on_tree_bind_factory] here is Root content and expander is 0
-
-[ui_tree_create_model_func] looked for Root in Root item
-[ui_tree_get_children_model] here is Root content : ATP ADP AMP
-[on_tree_setup_factory] here is an expander
-[on_tree_bind_factory] here is ATP content and expander is 0
-[on_tree_setup_factory] here is an expander
-[on_tree_bind_factory] here is ADP content and expander is 0
-[on_tree_setup_factory] here is an expander
-[on_tree_bind_factory] here is AMP content and expander is 0
-*/
diff --git a/hot.d b/hot.d
deleted file mode 100644
index 0a5b41c..0000000
--- a/hot.d
+++ /dev/null
@@ -1,3 +0,0 @@
-hot.o: hot.c warm.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib.h \
- cold.h display.h contain.h texts.h
diff --git a/hot.o b/hot.o
deleted file mode 100644
index 5320991..0000000
Binary files a/hot.o and /dev/null differ
diff --git a/main.d b/main.d
deleted file mode 100644
index 969681a..0000000
--- a/main.d
+++ /dev/null
@@ -1,89 +0,0 @@
-main.o: main.c hot.h warm.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/galloca.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gtypes.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/lib/glib-2.0/include/glibconfig.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gmacros.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gversionmacros.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/glib-visibility.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/garray.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gasyncqueue.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gthread.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gatomic.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/glib-typeof.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gerror.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gquark.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gutils.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gbacktrace.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gbase64.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gbitlock.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gbookmarkfile.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gdatetime.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gtimezone.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gbytes.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gcharset.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gchecksum.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gconvert.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gdataset.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gdate.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gdir.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/genviron.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gfileutils.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/ggettext.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/ghash.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/glist.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gmem.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gnode.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/ghmac.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gchecksum.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/ghook.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/ghostutils.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/giochannel.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gmain.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gpoll.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gslist.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gstring.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gunicode.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gstrfuncs.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gkeyfile.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gmappedfile.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gmarkup.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gmessages.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gvariant.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gvarianttype.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/goption.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gpathbuf.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gpattern.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gprimes.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gqsort.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gqueue.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/grand.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/grcbox.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/grefcount.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/grefstring.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gmem.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gmacros.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gregex.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gscanner.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gsequence.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gshell.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gslice.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gspawn.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gstringchunk.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gstrvbuilder.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gtestutils.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gthreadpool.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gtimer.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gtrashstack.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gtree.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/guri.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/guuid.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/gversion.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/deprecated/gallocator.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/deprecated/gcache.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/deprecated/gcompletion.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/deprecated/gmain.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/deprecated/grel.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/deprecated/gthread.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib/glib-autocleanups.h \
- cold.h display.h contain.h
diff --git a/main.o b/main.o
deleted file mode 100644
index 968e8d0..0000000
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diff --git a/myprogram b/myprogram
deleted file mode 100755
index 41340d0..0000000
Binary files a/myprogram and /dev/null differ
diff --git a/texts.d b/texts.d
deleted file mode 100644
index 18de62c..0000000
--- a/texts.d
+++ /dev/null
@@ -1 +0,0 @@
-texts.o: texts.c
diff --git a/texts.o b/texts.o
deleted file mode 100644
index 4b12a90..0000000
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diff --git a/tree.c b/tree.c
deleted file mode 100644
index 89730da..0000000
--- a/tree.c
+++ /dev/null
@@ -1,252 +0,0 @@
-#include <stdio.h>
-#include <gtk-4.0/gtk/gtk.h>
-
-#include "hot.h"
-#include "warm.h"
-#include "cold.h"
-#include "display.h"
-#include "contain.h"
-#include "texts.h"
-
-//  https://docs.gtk.org/gtk4/visual_index.html  <  widgets gallery
-//  https://docs.gtk.org/gtk4/section-text-widget.html
-//  https://docs.gtk.org/gtk4/class.Widget.html#height-for-width-geometry-management
-//  GTK_ORIENTATION_VERTICAL       GTK_ORIENTATION_HORIZONTAL
-
-
-
-// Simplified TreeNode structure for demonstration purposes
-// --------------------------------------------------------
-
-/*
- * Tree-related signals
- */
-
-void on_tree_expander_toggled(GtkExpander *expander, gpointer user_data)
-{
-    // This is a conceptual callback for when an expander is toggled
-    GtkTreeListRow *row = GTK_TREE_LIST_ROW(user_data);
-    gboolean is_expanded = gtk_tree_list_row_get_expanded(row);
-    gtk_tree_list_row_set_expanded(row, !is_expanded);
-}
-
-void on_tree_setup_factory (GtkSignalListItemFactory *factory,
-                            GObject* object,
-                            gpointer user_data)
-{
-    GtkWidget* expander = gtk_expander_new (NULL);
-    gtk_list_item_set_child (GTK_LIST_ITEM(object), expander);
-    printf("[on_tree_setup_factory] here is an expander\n");
-}
-
-void on_tree_bind_factory (GtkSignalListItemFactory *factory,
-                           GObject* object,
-                           gpointer user_data)
-{
-//    GObject *item;
-    const gchar *text;
-    GtkTreeListRow *row;
-    GtkListItem *list_item;
-    GtkWidget *expander;
-
-    list_item= GTK_LIST_ITEM(object);
-    row = gtk_list_item_get_item(list_item);
-    if (row != NULL) {
-        text = gtk_string_object_get_string(GTK_STRING_OBJECT(gtk_tree_list_row_get_item(row)));
-        expander = gtk_list_item_get_child(list_item);
-        gtk_expander_set_label(GTK_EXPANDER(expander), text);
-
-        // Disconnect previous signal handlers to avoid stacking them
-        g_signal_handlers_disconnect_by_func(expander, G_CALLBACK(on_tree_expander_toggled), row);
-
-        // Connect the signal handler
-        g_signal_connect(expander, "activate", G_CALLBACK(on_tree_expander_toggled), row);
-
-        gtk_widget_set_margin_start(expander, gtk_tree_list_row_get_depth(row)*20);
-        gboolean is_expanded = gtk_tree_list_row_get_expanded(row);
-        printf("[on_tree_bind_factory] here is %s content and expander is %d\n",
-               text,
-               is_expanded);
-    } else {
-        printf("[on_tree_bind_factory] here is NON content\n");
-    }
-}
-
-void on_tree_selection_changed (GtkSelectionModel* self, guint position,
-                           guint n_items, gpointer user_data)
-{
-    printf("[on_tree_selection_changed]\n");
-}
-
-struct TreeNode_t
-{
-    gchar *text;
-    struct TreeNode_t *child;
-    struct TreeNode_t *next;
-};
-
-// Function to create a new TreeNode instance
-static struct TreeNode_t *create_tree_node (const gchar* text)
-{
-    struct TreeNode_t *node = g_malloc0 (sizeof(struct TreeNode_t));
-    node->text = g_strdup(text);
-    node->child = NULL;
-    return node;
-}
-
-// Function to add a child node to a parent node
-static void add_child_node (struct TreeNode_t *parent, struct TreeNode_t *child)
-{
-    struct TreeNode_t *cur;
-
-    if (parent->child) {
-        cur = parent->child;
-        while (cur && cur->next) {
-            cur = cur->next;
-        }
-        cur->next = child;
-    } else {
-        parent->child = child;
-    }
-}
-
-// Recursive function to free a TreeNode and its children
-// attention: « free_tree_node » défini mais pas utilisé  <<<   TODO
-static void free_tree_node (struct TreeNode_t *node)
-{
-    struct TreeNode_t *cur;
-    struct TreeNode_t *tmp;
-
-    if (!node) return;
-
-    // free siblings
-    cur = node;
-    while (cur) {
-        tmp = cur->next;
-        g_free(cur);
-        cur = tmp;
-    }
-
-    // recursive free
-    free_tree_node(node->child);
-    g_free(node->text);
-    g_free(node);
-}
-
-// Function to simulate getting a GListModel of children for a given TreeNode
-GListModel* ui_tree_get_children_model (struct TreeNode_t *parent)
-{
-    struct TreeNode_t *child;
-
-    GtkStringList *list = NULL;
-
-    if (parent) {
-        printf("[ui_tree_get_children_model] here is %s content : ", parent->text);
-
-        child = parent->child;
-
-        if (child) {
-            list = gtk_string_list_new(NULL);
-        }
-        while(child) {
-             gtk_string_list_append(list, child->text);
-             printf("%s ", child->text);
-             child = child->next;
-        }
-    }
-    printf("\n");
-
-    return G_LIST_MODEL(list);
-}
-
-// GtkTreeListModelCreateModelFunc callback implementation
-GListModel* ui_tree_create_model_func(GObject *item, gpointer root)
-{
-    struct TreeNode_t *cur = (struct TreeNode_t *)root;
-    struct TreeNode_t *parent = NULL;
-
-    const gchar *string =  gtk_string_object_get_string(GTK_STRING_OBJECT(item));
-
-    parent = root;
-    while (cur) {
-        if (strcmp(string, cur->text) == 0) {
-            break;
-        }
-
-        cur = cur->next;
-        if (cur == NULL) {
-            cur = parent->child;
-            parent = cur;
-        }
-    }
-
-    printf("[ui_tree_create_model_func] looked for %s in %s item\n",
-           cur->text,
-           string);
-
-    return ui_tree_get_children_model(cur);
-}
-
-// Application activation callback
-void ui_create_tree (GtkWidget *target_widget)
-{
-    GtkStringList *model;
-    GtkTreeListModel *tree_model;
-    GtkSignalListItemFactory *factory;
-    GtkSingleSelection *selection_model;
-    GtkWidget *list_view;
-    GtkScrolledWindow *scrolled_window;
-
-    assert(target_widget);
-
-    struct TreeNode_t *tree_root = create_tree_node("Root");    // AD HOC XXX & no free()
-    struct TreeNode_t *ATP = create_tree_node("ATP");              add_child_node(tree_root, ATP);
-    struct TreeNode_t *ADP = create_tree_node("ADP");              add_child_node(tree_root, ADP);
-    struct TreeNode_t *AMP = create_tree_node("AMP");              add_child_node(tree_root, AMP);
-    struct TreeNode_t *adenine = create_tree_node("adénine");      add_child_node(ATP, adenine);
-    struct TreeNode_t *ribose = create_tree_node("ribose");        add_child_node(adenine, ribose);
-    struct TreeNode_t *PO4H3_1 = create_tree_node("phosphate 1");  add_child_node(ribose, PO4H3_1);
-    struct TreeNode_t *PO4H3_2 = create_tree_node("phosphate 2");  add_child_node(PO4H3_1, PO4H3_2);
-    struct TreeNode_t *PO4H3_3 = create_tree_node("phosphate 3");  add_child_node(PO4H3_2, PO4H3_3);
-
-    model = gtk_string_list_new(NULL);
-    gtk_string_list_append(model, tree_root->text);
-
-    // Create and setup the list view and item factory
-    factory = GTK_SIGNAL_LIST_ITEM_FACTORY (gtk_signal_list_item_factory_new ());
-    g_signal_connect (factory, "setup", G_CALLBACK(on_tree_setup_factory), NULL);
-    g_signal_connect (factory, "bind", G_CALLBACK(on_tree_bind_factory), NULL);
-
-    // Create a GtkTreeListModel
-    tree_model = gtk_tree_list_model_new(
-        G_LIST_MODEL(model),
-        FALSE, // Passthrough - False in actual usage with dynamic children retrieval
-        FALSE, // autoexpand
-        (GtkTreeListModelCreateModelFunc)ui_tree_create_model_func,
-        tree_root,
-        NULL //(GDestroyNotify)free_tree_node
-    );
-
-    selection_model = gtk_single_selection_new (
-                                            G_LIST_MODEL (tree_model));
-
-    gtk_single_selection_set_autoselect (selection_model, FALSE);
-    gtk_single_selection_set_can_unselect (selection_model, TRUE);
-    /* g_signal_connect (selection_model, "selection-changed", */
-    /*                                     G_CALLBACK(on_tree_selection_changed), NULL); */
-
-    list_view = gtk_list_view_new (GTK_SELECTION_MODEL (selection_model),
-                                   GTK_LIST_ITEM_FACTORY (factory));
-
-    scrolled_window = GTK_SCROLLED_WINDOW (gtk_scrolled_window_new());
-    gtk_scrolled_window_set_child(scrolled_window, list_view);
-
-    gtk_scrolled_window_set_policy (scrolled_window,
-                                    GTK_POLICY_AUTOMATIC,
-                                    GTK_POLICY_AUTOMATIC);
-    gtk_widget_set_vexpand(GTK_WIDGET(scrolled_window), TRUE);
-
-    gtk_box_append(GTK_BOX(target_widget), GTK_WIDGET(scrolled_window));
-    gtk_widget_set_visible(GTK_WIDGET(scrolled_window), TRUE);
-    gtk_widget_set_visible(GTK_WIDGET(list_view), TRUE);
-}
diff --git a/tree.d b/tree.d
deleted file mode 100644
index a2c33ca..0000000
--- a/tree.d
+++ /dev/null
@@ -1,3 +0,0 @@
-tree.o: tree.c hot.h warm.h \
- /gnu/store/fkmpkdav2zmz1k72989bdgpdrfac7rz1-glib-2.78.0/include/glib-2.0/glib.h \
- cold.h display.h contain.h texts.h
diff --git a/tree.h b/tree.h
deleted file mode 100644
index 9fe09e2..0000000
--- a/tree.h
+++ /dev/null
@@ -1,10 +0,0 @@
-/******************************************************************************/
-/*                                                                            */
-/*                     E coli by David S. Goodsell (2009)                     */
-/*                                   ---                                      */
-/*               Let this freeze frame guide us towards the model             */
-/*                  that alone can account for the phenomenon !               */
-/*                                                                            */
-/******************************************************************************/
-
-void ui_create_tree (GtkWidget *target_widget);
diff --git a/tree.o b/tree.o
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index d82b4db..0000000
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diff --git a/warm.d b/warm.d
deleted file mode 100644
index ff34cde..0000000
--- a/warm.d
+++ /dev/null
@@ -1 +0,0 @@
-warm.o: warm.c cold.h display.h contain.h texts.h
diff --git a/warm.o b/warm.o
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index 71e7f9f..0000000
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