From 0c2f313a3b67cbcfc8fe92f3bb9034db0e835182 Mon Sep 17 00:00:00 2001
From: Jean Sirmai <jean@a-lec.org>
Date: Wed, 13 Dec 2023 11:53:11 +0100
Subject: [PATCH] WIP: simplifications dans
 builddir/demos/gtk-demo/tree_store.c

---
 demos/gtk-demo/tree_store.c | 294 +++++++-----------------------------
 1 file changed, 56 insertions(+), 238 deletions(-)

diff --git a/demos/gtk-demo/tree_store.c b/demos/gtk-demo/tree_store.c
index 0900076..36c5948 100644
--- a/demos/gtk-demo/tree_store.c
+++ b/demos/gtk-demo/tree_store.c
@@ -31,24 +31,18 @@ typedef struct _TreeItem TreeItem;
 struct _TreeItem
 {
   const char     *label;
-  gboolean        alex;
-  gboolean        havoc;
-  gboolean        tim;
-  gboolean        owen;
-  gboolean        dave;
-  gboolean        world_holiday;
+  gboolean        AA;
+  gboolean        BB;
+  gboolean        CC;
   TreeItem       *children;
 };
 
 /* columns */
 enum
 {
-  HOLIDAY_NAME_COLUMN = 0,
-  ALEX_COLUMN,
-  HAVOC_COLUMN,
-  TIM_COLUMN,
-  OWEN_COLUMN,
-  DAVE_COLUMN,
+  COLUMN_0,
+  COLUMN_1,
+  COLUMN_2,
 
   VISIBLE_COLUMN,
   WORLD_COLUMN,
@@ -56,122 +50,36 @@ enum
 };
 
 /* tree data */
-static TreeItem january[] =
+static TreeItem item_name_0[] =
 {
-  {"New Years Day", TRUE, TRUE, TRUE, TRUE, FALSE, TRUE, NULL },
-  {"Presidential Inauguration", FALSE, TRUE, FALSE, TRUE, FALSE, FALSE, NULL },
-  {"Martin Luther King Jr. day", FALSE, TRUE, FALSE, TRUE, FALSE, FALSE, NULL },
+  {"A", TRUE, TRUE, TRUE, NULL },
+  {"B", FALSE, TRUE, FALSE, NULL },
+  {"C", FALSE, TRUE, FALSE, NULL },
   { NULL }
 };
 
-static TreeItem february[] =
+static TreeItem item_name_1[] =
 {
-  { "Presidents' Day", FALSE, TRUE, FALSE, TRUE, FALSE, FALSE, NULL },
-  { "Groundhog Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
-  { "Valentine's Day", FALSE, FALSE, FALSE, FALSE, TRUE, TRUE, NULL },
+  { "A", FALSE, TRUE, FALSE, NULL },
+  { "B", FALSE, FALSE, FALSE, NULL },
+  { "C", FALSE, FALSE, TRUE, NULL },
+  { "D", FALSE, TRUE, TRUE, NULL },
   { NULL }
 };
 
-static TreeItem march[] =
+static TreeItem item_name_2[] =
 {
-  { "National Tree Planting Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
-  { "St Patrick's Day", FALSE, FALSE, FALSE, FALSE, FALSE, TRUE, NULL },
+  { "A", FALSE, FALSE, FALSE, NULL },
+  { "B", FALSE, FALSE, TRUE, NULL },
   { NULL }
 };
-static TreeItem april[] =
-{
-  { "April Fools' Day", FALSE, FALSE, FALSE, FALSE, FALSE, TRUE, NULL },
-  { "Army Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
-  { "Earth Day", FALSE, FALSE, FALSE, FALSE, FALSE, TRUE, NULL },
-  { "Administrative Professionals' Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
-  { NULL }
-};
-
-static TreeItem may[] =
-{
-  { "Nurses' Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
-  { "National Day of Prayer", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
-  { "Mothers' Day", FALSE, FALSE, FALSE, FALSE, FALSE, TRUE, NULL },
-  { "Armed Forces Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
-  { "Memorial Day", TRUE, TRUE, TRUE, TRUE, FALSE, TRUE, NULL },
-  { NULL }
-};
-
-static TreeItem june[] =
-{
-  { "June Fathers' Day", FALSE, FALSE, FALSE, FALSE, FALSE, TRUE, NULL },
-  { "Juneteenth (Liberation Day)", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
-  { "Flag Day", FALSE, TRUE, FALSE, TRUE, FALSE, FALSE, NULL },
-  { NULL }
-};
-
-static TreeItem july[] =
-{
-  { "Parents' Day", FALSE, FALSE, FALSE, FALSE, FALSE, TRUE, NULL },
-  { "Independence Day", FALSE, TRUE, FALSE, TRUE, FALSE, FALSE, NULL },
-  { NULL }
-};
-
-static TreeItem august[] =
-{
-  { "Air Force Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
-  { "Coast Guard Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
-  { "Friendship Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
-  { NULL }
-};
-
-static TreeItem september[] =
-{
-  { "Grandparents' Day", FALSE, FALSE, FALSE, FALSE, FALSE, TRUE, NULL },
-  { "Citizenship Day or Constitution Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
-  { "Labor Day", TRUE, TRUE, TRUE, TRUE, FALSE, TRUE, NULL },
-  { NULL }
-};
-
-static TreeItem october[] =
-{
-  { "National Children's Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
-  { "Bosses' Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
-  { "Sweetest Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
-  { "Mother-in-Law's Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
-  { "Navy Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
-  { "Columbus Day", FALSE, TRUE, FALSE, TRUE, FALSE, FALSE, NULL },
-  { "Halloween", FALSE, FALSE, FALSE, FALSE, FALSE, TRUE, NULL },
-  { NULL }
-};
-
-static TreeItem november[] =
-{
-  { "Marine Corps Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
-  { "Veterans' Day", TRUE, TRUE, TRUE, TRUE, FALSE, TRUE, NULL },
-  { "Thanksgiving", FALSE, TRUE, FALSE, TRUE, FALSE, FALSE, NULL },
-  { NULL }
-};
-
-static TreeItem december[] =
-{
-  { "Pearl Harbor Remembrance Day", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
-  { "Christmas", TRUE, TRUE, TRUE, TRUE, FALSE, TRUE, NULL },
-  { "Kwanzaa", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, NULL },
-  { NULL }
-};
-
 
 static TreeItem toplevel[] =
 {
-  {"January", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, january},
-  {"February", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, february},
-  {"March", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, march},
-  {"April", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, april},
-  {"May", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, may},
-  {"June", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, june},
-  {"July", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, july},
-  {"August", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, august},
-  {"September", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, september},
-  {"October", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, october},
-  {"November", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, november},
-  {"December", FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, december},
-  {NULL}
+  {"IT-0", FALSE, FALSE, FALSE, item_name_0},
+  {"IT-1", FALSE, FALSE, FALSE, item_name_1},
+  {"IT-2", FALSE, FALSE, FALSE, item_name_2},
+  { NULL }
 };
 
 
@@ -180,7 +88,7 @@ create_model (void)
 {
   GtkTreeStore *model;
   GtkTreeIter iter;
-  TreeItem *month = toplevel;
+  TreeItem *item_0 = toplevel;
 
   /* create tree store */
   model = gtk_tree_store_new (NUM_COLUMNS,
@@ -188,49 +96,40 @@ create_model (void)
                               G_TYPE_BOOLEAN,
                               G_TYPE_BOOLEAN,
                               G_TYPE_BOOLEAN,
-                              G_TYPE_BOOLEAN,
-                              G_TYPE_BOOLEAN,
-                              G_TYPE_BOOLEAN,
                               G_TYPE_BOOLEAN);
 
   /* add data to the tree store */
-  while (month->label)
+  while (item_0->label)
     {
-      TreeItem *holiday = month->children;
+      TreeItem *item_1 = item_0->children;
 
       gtk_tree_store_append (model, &iter, NULL);
       gtk_tree_store_set (model, &iter,
-                          HOLIDAY_NAME_COLUMN, month->label,
-                          ALEX_COLUMN, FALSE,
-                          HAVOC_COLUMN, FALSE,
-                          TIM_COLUMN, FALSE,
-                          OWEN_COLUMN, FALSE,
-                          DAVE_COLUMN, FALSE,
+                          COLUMN_0, item_0->label,
+                          COLUMN_1, FALSE,
+                          COLUMN_2, FALSE,
                           VISIBLE_COLUMN, FALSE,
                           WORLD_COLUMN, FALSE,
                           -1);
 
       /* add children */
-      while (holiday->label)
+      while (item_1->label)
         {
           GtkTreeIter child_iter;
 
           gtk_tree_store_append (model, &child_iter, &iter);
           gtk_tree_store_set (model, &child_iter,
-                              HOLIDAY_NAME_COLUMN, holiday->label,
-                              ALEX_COLUMN, holiday->alex,
-                              HAVOC_COLUMN, holiday->havoc,
-                              TIM_COLUMN, holiday->tim,
-                              OWEN_COLUMN, holiday->owen,
-                              DAVE_COLUMN, holiday->dave,
+                              COLUMN_0, item_1->label,
+                              COLUMN_1, item_1->AA,
+                              COLUMN_2, item_1->BB,
                               VISIBLE_COLUMN, TRUE,
-                              WORLD_COLUMN, holiday->world_holiday,
+                              WORLD_COLUMN, item_1->CC,
                               -1);
 
-          holiday++;
+          item_1++;
         }
 
-      month++;
+      item_0++;
     }
 
   return GTK_TREE_MODEL (model);
@@ -270,127 +169,46 @@ add_columns (GtkTreeView *treeview)
 {
   int col_offset;
   GtkCellRenderer *renderer;
-  GtkTreeViewColumn *column;
+//  GtkTreeViewColumn *column;
   GtkTreeModel *model = gtk_tree_view_get_model (treeview);
 
-  /* column for holiday names */
+  /* column for item_1 names */
   renderer = gtk_cell_renderer_text_new ();
   g_object_set (renderer, "xalign", 0.0, NULL);
 
-  col_offset = gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview),
-                                                            -1, "Holiday",
-                                                            renderer, "text",
-                                                            HOLIDAY_NAME_COLUMN,
-                                                            NULL);
-  column = gtk_tree_view_get_column (GTK_TREE_VIEW (treeview), col_offset - 1);
-  gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (column), TRUE);
+  col_offset = gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview), -1, "Col 0", renderer, "text",
+                                                            COLUMN_0, NULL);
+/*  column = */ gtk_tree_view_get_column (GTK_TREE_VIEW (treeview), col_offset - 1);
+//  gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (column), TRUE);
 
-  /* alex column */
+  /* AA column */
   renderer = gtk_cell_renderer_toggle_new ();
   g_object_set (renderer, "xalign", 0.0, NULL);
-  g_object_set_data (G_OBJECT (renderer), "column", (int *)ALEX_COLUMN);
+  g_object_set_data (G_OBJECT (renderer), "column", (int *)COLUMN_1);
 
   g_signal_connect (renderer, "toggled", G_CALLBACK (item_toggled), model);
 
-  col_offset = gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview),
-                                                            -1, "Alex",
-                                                            renderer,
-                                                            "active",
-                                                            ALEX_COLUMN,
-                                                            "visible",
-                                                            VISIBLE_COLUMN,
-                                                            "activatable",
-                                                            WORLD_COLUMN, NULL);
+  col_offset = gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview), -1, "Col 1", renderer, "active",
+                                                            COLUMN_1, "visible", VISIBLE_COLUMN, "activatable", WORLD_COLUMN, NULL);
 
-  column = gtk_tree_view_get_column (GTK_TREE_VIEW (treeview), col_offset - 1);
-  gtk_tree_view_column_set_sizing (GTK_TREE_VIEW_COLUMN (column),
-                                   GTK_TREE_VIEW_COLUMN_FIXED);
-  gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (column), TRUE);
+/*  column = */ gtk_tree_view_get_column (GTK_TREE_VIEW (treeview), col_offset - 1);
+//  gtk_tree_view_column_set_sizing (GTK_TREE_VIEW_COLUMN (column), GTK_TREE_VIEW_COLUMN_FIXED);
+//  gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (column), TRUE);
 
-  /* havoc column */
+  /* BB column */
   renderer = gtk_cell_renderer_toggle_new ();
   g_object_set (renderer, "xalign", 0.0, NULL);
-  g_object_set_data (G_OBJECT (renderer), "column", (int *)HAVOC_COLUMN);
+  g_object_set_data (G_OBJECT (renderer), "column", (int *)COLUMN_2);
 
   g_signal_connect (renderer, "toggled", G_CALLBACK (item_toggled), model);
 
-  col_offset = gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview),
-                                                            -1, "Havoc",
-                                                            renderer,
-                                                            "active",
-                                                            HAVOC_COLUMN,
-                                                            "visible",
-                                                            VISIBLE_COLUMN,
-                                                            NULL);
+  col_offset = gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview), -1, "Col 2", renderer, "active",
+                                                            COLUMN_2, "visible", VISIBLE_COLUMN, NULL);
 
-  column = gtk_tree_view_get_column (GTK_TREE_VIEW (treeview), col_offset - 1);
-  gtk_tree_view_column_set_sizing (GTK_TREE_VIEW_COLUMN (column),
-                                   GTK_TREE_VIEW_COLUMN_FIXED);
-  gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (column), TRUE);
+/*  column = */ gtk_tree_view_get_column (GTK_TREE_VIEW (treeview), col_offset - 1);
+//  gtk_tree_view_column_set_sizing (GTK_TREE_VIEW_COLUMN (column), GTK_TREE_VIEW_COLUMN_FIXED);
+//  gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (column), TRUE);
 
-  /* tim column */
-  renderer = gtk_cell_renderer_toggle_new ();
-  g_object_set (renderer, "xalign", 0.0, NULL);
-  g_object_set_data (G_OBJECT (renderer), "column", (int *)TIM_COLUMN);
-
-  g_signal_connect (renderer, "toggled", G_CALLBACK (item_toggled), model);
-
-  col_offset = gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview),
-                                                            -1, "Tim",
-                                                            renderer,
-                                                            "active",
-                                                            TIM_COLUMN,
-                                                            "visible",
-                                                            VISIBLE_COLUMN,
-                                                            "activatable",
-                                                            WORLD_COLUMN, NULL);
-
-  column = gtk_tree_view_get_column (GTK_TREE_VIEW (treeview), col_offset - 1);
-  gtk_tree_view_column_set_sizing (GTK_TREE_VIEW_COLUMN (column),
-                                   GTK_TREE_VIEW_COLUMN_FIXED);
-  gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (column), TRUE);
-
-  /* owen column */
-  renderer = gtk_cell_renderer_toggle_new ();
-  g_object_set (renderer, "xalign", 0.0, NULL);
-  g_object_set_data (G_OBJECT (renderer), "column", (int *)OWEN_COLUMN);
-
-  g_signal_connect (renderer, "toggled", G_CALLBACK (item_toggled), model);
-
-  col_offset = gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview),
-                                                            -1, "Owen",
-                                                            renderer,
-                                                            "active",
-                                                            OWEN_COLUMN,
-                                                            "visible",
-                                                            VISIBLE_COLUMN,
-                                                            NULL);
-
-  column = gtk_tree_view_get_column (GTK_TREE_VIEW (treeview), col_offset - 1);
-  gtk_tree_view_column_set_sizing (GTK_TREE_VIEW_COLUMN (column),
-                                   GTK_TREE_VIEW_COLUMN_FIXED);
-  gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (column), TRUE);
-
-  /* dave column */
-  renderer = gtk_cell_renderer_toggle_new ();
-  g_object_set (renderer, "xalign", 0.0, NULL);
-  g_object_set_data (G_OBJECT (renderer), "column", (int *)DAVE_COLUMN);
-
-  g_signal_connect (renderer, "toggled", G_CALLBACK (item_toggled), model);
-
-  col_offset = gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (treeview),
-                                                            -1, "Dave",
-                                                            renderer,
-                                                            "active",
-                                                            DAVE_COLUMN,
-                                                            "visible",
-                                                            VISIBLE_COLUMN,
-                                                            NULL);
-
-  column = gtk_tree_view_get_column (GTK_TREE_VIEW (treeview), col_offset - 1);
-  gtk_tree_view_column_set_sizing (GTK_TREE_VIEW_COLUMN (column),
-                                   GTK_TREE_VIEW_COLUMN_FIXED);
-  gtk_tree_view_column_set_clickable (GTK_TREE_VIEW_COLUMN (column), TRUE);
 }
 
 GtkWidget *
@@ -420,7 +238,7 @@ do_tree_store (GtkWidget *do_widget)
       gtk_window_set_child (GTK_WINDOW (window), vbox);
 
       gtk_box_append (GTK_BOX (vbox),
-                          gtk_label_new ("Jonathan's Holiday Card Planning Sheet"));
+                          gtk_label_new ("Learning GTK trees"));
 
       sw = gtk_scrolled_window_new ();
       gtk_scrolled_window_set_has_frame (GTK_SCROLLED_WINDOW (sw), TRUE);