From 11c893d2c7fe2cb0a70ae2e637d088a6188e58db Mon Sep 17 00:00:00 2001
From: Jean Sirmai <jean@a-lec.org>
Date: Fri, 15 Dec 2023 22:52:41 +0100
Subject: [PATCH] =?UTF-8?q?PROFONDEUR=20DE=20L'ARBRE=20(1=C3=A8re=20fois)?=
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---
 demos/gtk-demo/tree_store.c | 25 +++++++++++++++----------
 1 file changed, 15 insertions(+), 10 deletions(-)

diff --git a/demos/gtk-demo/tree_store.c b/demos/gtk-demo/tree_store.c
index 0eea0c6..7837b6e 100644
--- a/demos/gtk-demo/tree_store.c
+++ b/demos/gtk-demo/tree_store.c
@@ -59,7 +59,6 @@ static TreeItem B[] = {{ "E", NULL }, { "F", NULL }, { "G", NULL }, { NULL }};
 static TreeItem A[] = {{ "C", C }, { "D", D }, { NULL }};
 static TreeItem R[] = {{ "A", A }, { "B", B }, { NULL }};
 
-
 static GtkTreeModel *
 create_model (void)
 {
@@ -68,8 +67,7 @@ create_model (void)
   TreeItem *item_0 = R;
 
   /* create tree store */
-  model = gtk_tree_store_new (NUM_COLUMNS,
-                              G_TYPE_STRING);
+  model = gtk_tree_store_new (NUM_COLUMNS, G_TYPE_STRING);
 
   /* add data to the tree store */
   while (item_0->label)
@@ -77,9 +75,7 @@ create_model (void)
       TreeItem *item_1 = item_0->children;
 
       gtk_tree_store_append (model, &iter, NULL);
-      gtk_tree_store_set (model, &iter,
-                          COLUMN_0, item_0->label,
-                          -1);
+      gtk_tree_store_set (model, &iter, COLUMN_0, item_0->label, -1);
 
       /* add children */
       while (item_1->label)
@@ -87,9 +83,18 @@ create_model (void)
           GtkTreeIter child_iter;
 
           gtk_tree_store_append (model, &child_iter, &iter);
-          gtk_tree_store_set (model, &child_iter,
-                              COLUMN_0, item_1->label,
-                              -1);
+          gtk_tree_store_set (model, &child_iter, COLUMN_0, item_1->label, -1);
+
+          TreeItem *item_2 = item_1->children;
+          if (item_1->children)
+            while (item_2->label) {
+            //printf("while (item_1->label) item_1->label = %s item_2->label = %s\n", item_1->label, item_2->label);
+            GtkTreeIter child_child_iter;
+            gtk_tree_store_append (model, &child_child_iter, &child_iter);
+            gtk_tree_store_set (model, &child_child_iter, COLUMN_0, item_2->label, -1);
+
+            item_2++;
+          }
 
           item_1++;
         }
@@ -166,7 +171,7 @@ do_tree_store (GtkWidget *do_widget)
       /* expand all rows after the treeview widget has been realized */
       g_signal_connect (treeview, "realize",
                         G_CALLBACK (gtk_tree_view_expand_all), NULL);
-      gtk_window_set_default_size (GTK_WINDOW (window), 200, 250);
+      gtk_window_set_default_size (GTK_WINDOW (window), 200, 330);
     }
 
   if (!gtk_widget_get_visible (window))