#include #include #include #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 static int run_edit_mode_val = 0; void set_run_edit_mode(int prescribed_mode) {run_edit_mode_val = prescribed_mode;} int get_run_edit_mode () {return run_edit_mode_val;} struct TreeNode_t {gchar *text; struct TreeNode_t *child, *next;}; static void add_child_node (struct TreeNode_t *parent, struct TreeNode_t *child){ if (parent->child) { struct TreeNode_t *cur = parent->child; while (cur && cur->next) {cur = cur->next;} cur->next = child; } else parent->child = child; } static struct TreeNode_t *create_user_tree_node (const gchar* text){ struct TreeNode_t *node = g_malloc0 (sizeof(struct TreeNode_t)); node->text = g_strdup (text); node->child = NULL; // if (0) printf("create_user_tree_node %s\n", text); return node; } static void let_us_create_a_complex_useless_and_expensive_tree (struct TreeNode_t *tree_root) { struct TreeNode_t *a = create_user_tree_node("We, the people");add_child_node(tree_root, a); struct TreeNode_t *b = create_user_tree_node("in Order to"); add_child_node(tree_root, b); struct TreeNode_t *c = create_user_tree_node("do establish"); add_child_node(tree_root, c); struct TreeNode_t *aa = create_user_tree_node("aware of"); add_child_node(a, aa); struct TreeNode_t *aaa = create_user_tree_node("our rights"); add_child_node(aa, aaa); struct TreeNode_t *aab = create_user_tree_node("our duties"); add_child_node(aa, aab); struct TreeNode_t *aaaa = create_user_tree_node("read"); add_child_node(aaa, aaaa); struct TreeNode_t *aaab = create_user_tree_node("write"); add_child_node(aaa, aaab); struct TreeNode_t *aaac = create_user_tree_node("copy"); add_child_node(aaa, aaac); struct TreeNode_t *aaad = create_user_tree_node("edit"); add_child_node(aaa, aaad); struct TreeNode_t *aaaba= create_user_tree_node("code"); add_child_node(aaab, aaaba); struct TreeNode_t *aaabb= create_user_tree_node("language"); add_child_node(aaab, aaabb); struct TreeNode_t *aaabc= create_user_tree_node("any art..."); add_child_node(aaab, aaabc); struct TreeNode_t *aaadb= create_user_tree_node("publish"); add_child_node(aaac, aaadb); struct TreeNode_t *aaada= create_user_tree_node("create"); add_child_node(aaad, aaada); struct TreeNode_t *aaba = create_user_tree_node("learn"); add_child_node(aab, aaba); struct TreeNode_t *aabb = create_user_tree_node("help"); add_child_node(aab, aabb); struct TreeNode_t *ba = create_user_tree_node("promote"); add_child_node(b, ba); struct TreeNode_t *bb = create_user_tree_node("individual"); add_child_node(b, bb); struct TreeNode_t *bc = create_user_tree_node("and common"); add_child_node(b, bc); struct TreeNode_t *bca = create_user_tree_node("education"); add_child_node(bc, bca); struct TreeNode_t *bcb = create_user_tree_node("mutual"); add_child_node(bc, bcb); struct TreeNode_t *bcc = create_user_tree_node("support"); add_child_node(bc, bcc); struct TreeNode_t *bcd = create_user_tree_node("health"); add_child_node(bc, bcd); struct TreeNode_t *bcda = create_user_tree_node("mental"); add_child_node(bcd, bcda); struct TreeNode_t *bcdb = create_user_tree_node("physical"); add_child_node(bcd, bcdb); struct TreeNode_t *ca = create_user_tree_node("free"); add_child_node(c, ca); struct TreeNode_t *cb = create_user_tree_node("code"); add_child_node(c, cb); struct TreeNode_t *cc = create_user_tree_node("access"); add_child_node(c, cc); } void on_user_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); } static void on_bind_user_tree_factory (GtkSignalListItemFactory *factory, GObject* object, gpointer user_data){ GtkListItem *list_item = GTK_LIST_ITEM (object); assert (list_item); GtkTreeListRow *row = gtk_list_item_get_item (list_item); assert (row); // if (row != NULL) { const gchar *text = gtk_string_object_get_string (GTK_STRING_OBJECT (gtk_tree_list_row_get_item (row))); GtkWidget *expander = gtk_list_item_get_child (list_item); gtk_expander_set_label (GTK_EXPANDER (expander), text); g_signal_handlers_disconnect_by_func(expander, G_CALLBACK (on_user_tree_expander_toggled), row); g_signal_connect(expander, "activate", G_CALLBACK (on_user_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); if (0) printf("[on_bind_user_tree_factory] row content is [%s] and expander is [%d]\n", text, is_expanded); // } else if (0) printf("[on_bind_user_tree_factory] row == NULL\n"); } void on_setup_user_tree_factory (GtkSignalListItemFactory *factory, GObject* object, gpointer user_data){ GtkWidget* expander = gtk_expander_new (NULL); gtk_list_item_set_child (GTK_LIST_ITEM (object), expander); if (0) printf("[on_setup_user_tree_factory] here is an expander\n"); } static GListModel* get_user_tree_model_child (struct TreeNode_t *parent){ GtkStringList *list = NULL; if (parent) { if (0) printf("[get_user_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); if (0) printf("%s ", child->text); child = child->next; } } // else printf("hot.c GListModel* get_user_tree_model_child (struct TreeNode_t *parent) child = %d \n", parent); if (0) printf("\n"); return G_LIST_MODEL(list); } GListModel* get_user_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)); while (cur) { if (strcmp(string, cur->text) == 0) break; cur = cur->next; if (cur == NULL) {cur = parent->child; parent = cur;} } if (0) printf("[get_user_user_tree_model] looked for %s in %s item\n", cur->text, string); // ! WARNING ! TODO CUR EST L'ENFANT, MAINTENANT DONC, SI CUR EST UNE FEUILLE, JE N'ATTEINDRAI PAS SON ENFANT return get_user_tree_model_child (cur); } GtkScrolledWindow *get_user_rules_tree (){ struct TreeNode_t *tree_root = create_user_tree_node("root"); let_us_create_a_complex_useless_and_expensive_tree (tree_root); GtkStringList *model = gtk_string_list_new(NULL); gtk_string_list_append (model, tree_root->text); GtkSignalListItemFactory *factory = GTK_SIGNAL_LIST_ITEM_FACTORY (gtk_signal_list_item_factory_new()); g_signal_connect (factory, "setup", G_CALLBACK(on_setup_user_tree_factory), NULL); g_signal_connect (factory, "bind", G_CALLBACK(on_bind_user_tree_factory), NULL); GtkTreeListModel *tree_model = gtk_tree_list_model_new( G_LIST_MODEL (model), FALSE, // Passthrough - False in actual usage with dynamic children retrieval TRUE, // FALSE, // autoexpand (GtkTreeListModelCreateModelFunc) &get_user_tree_model, tree_root, NULL // (GDestroyNotify) free_user_tree_node ); 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)); GtkScrolledWindow *scrolled_window = GTK_SCROLLED_WINDOW (gtk_scrolled_window_new()); // Allocation height too small. Tried to allocate 1922x1030, but GtkNotebook 0x25cd4c0 needs at least 1922x1064. // even if I remove (comment) the next line : 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_widget_set_visible (GTK_WIDGET (scrolled_window), TRUE); gtk_widget_set_visible (GTK_WIDGET (list_view), TRUE); return scrolled_window; }