269 lines
8.3 KiB
C
269 lines
8.3 KiB
C
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#include <stdio.h>
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#include <gtk-4.0/gtk/gtk.h>
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#include "warm.h"
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#include "cold.h"
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#include "display.h"
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#include "contain.h"
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#include "texts.h"
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// https://docs.gtk.org/gtk4/visual_index.html < widgets gallery
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// https://docs.gtk.org/gtk4/section-text-widget.html
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// https://docs.gtk.org/gtk4/class.Widget.html#height-for-width-geometry-management
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// GTK_ORIENTATION_VERTICAL GTK_ORIENTATION_HORIZONTAL
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// Simplified TreeNode structure for demonstration purposes
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// --------------------------------------------------------
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/*
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* Tree-related signals
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*/
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void on_tree_expander_toggled(GtkExpander *expander, gpointer user_data)
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{
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// This is a conceptual callback for when an expander is toggled
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GtkTreeListRow *row = GTK_TREE_LIST_ROW(user_data);
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gboolean is_expanded = gtk_tree_list_row_get_expanded(row);
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gtk_tree_list_row_set_expanded(row, !is_expanded);
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}
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void on_tree_setup_factory (GtkSignalListItemFactory *factory,
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GObject* object,
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gpointer user_data)
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{
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GtkWidget* expander = gtk_expander_new (NULL);
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gtk_list_item_set_child (GTK_LIST_ITEM(object), expander);
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printf("[on_tree_setup_factory] here is an expander\n");
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}
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void on_tree_bind_factory (GtkSignalListItemFactory *factory,
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GObject* object,
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gpointer user_data)
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{
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// GObject *item;
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const gchar *text;
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GtkTreeListRow *row;
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GtkListItem *list_item;
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GtkWidget *expander;
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list_item= GTK_LIST_ITEM(object);
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row = gtk_list_item_get_item(list_item);
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if (row != NULL) {
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text = gtk_string_object_get_string(GTK_STRING_OBJECT(gtk_tree_list_row_get_item(row)));
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expander = gtk_list_item_get_child(list_item);
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gtk_expander_set_label(GTK_EXPANDER(expander), text);
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// Disconnect previous signal handlers to avoid stacking them
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g_signal_handlers_disconnect_by_func(expander, G_CALLBACK(on_tree_expander_toggled), row);
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// Connect the signal handler
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g_signal_connect(expander, "activate", G_CALLBACK(on_tree_expander_toggled), row);
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gtk_widget_set_margin_start(expander, gtk_tree_list_row_get_depth(row)*20);
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gboolean is_expanded = gtk_tree_list_row_get_expanded(row);
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printf("[on_tree_bind_factory] here is %s content and expander is %d\n",
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text,
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is_expanded);
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} else {
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printf("[on_tree_bind_factory] here is NON content\n");
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}
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}
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void on_tree_selection_changed (GtkSelectionModel* self, guint position,
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guint n_items, gpointer user_data)
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{
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printf("[on_tree_selection_changed]\n");
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}
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struct TreeNode_t
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{
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gchar *text;
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struct TreeNode_t *child;
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struct TreeNode_t *next;
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};
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// Function to create a new TreeNode instance
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static struct TreeNode_t *create_tree_node (const gchar* text)
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{
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struct TreeNode_t *node = g_malloc0 (sizeof(struct TreeNode_t));
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node->text = g_strdup(text);
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node->child = NULL;
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return node;
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}
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// Function to add a child node to a parent node
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static void add_child_node (struct TreeNode_t *parent, struct TreeNode_t *child)
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{
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struct TreeNode_t *cur;
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if (parent->child) {
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cur = parent->child;
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while (cur && cur->next) {
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cur = cur->next;
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}
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cur->next = child;
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} else {
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parent->child = child;
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}
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}
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// Recursive function to free a TreeNode and its children
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// attention: « free_tree_node » défini mais pas utilisé <<< TODO
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static void free_tree_node (struct TreeNode_t *node)
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{
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struct TreeNode_t *cur;
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struct TreeNode_t *tmp;
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if (!node) return;
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// free siblings
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cur = node;
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while (cur) {
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tmp = cur->next;
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g_free(cur);
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cur = tmp;
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}
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// recursive free
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free_tree_node(node->child);
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g_free(node->text);
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g_free(node);
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}
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// Function to simulate getting a GListModel of children for a given TreeNode
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GListModel* ui_tree_get_children_model (struct TreeNode_t *parent)
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{
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struct TreeNode_t *child;
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GtkStringList *list = NULL;
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if (parent) {
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printf("[ui_tree_get_children_model] here is %s content : ", parent->text);
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child = parent->child;
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if (child) {
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list = gtk_string_list_new(NULL);
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}
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while(child) {
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gtk_string_list_append(list, child->text);
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printf("%s ", child->text);
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child = child->next;
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}
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}
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printf("\n");
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return G_LIST_MODEL(list);
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}
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// GtkTreeListModelCreateModelFunc callback implementation
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GListModel* ui_tree_create_model_func(GObject *item, gpointer root)
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{
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struct TreeNode_t *cur = (struct TreeNode_t *)root;
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struct TreeNode_t *parent = NULL;
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const gchar *string = gtk_string_object_get_string(GTK_STRING_OBJECT(item));
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parent = root;
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while (cur) {
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if (strcmp(string, cur->text) == 0) {
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break;
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}
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cur = cur->next;
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if (cur == NULL) {
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cur = parent->child;
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parent = cur;
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}
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}
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printf("[ui_tree_create_model_func] looked for %s in %s item\n",
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cur->text,
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string);
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return ui_tree_get_children_model(cur);
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}
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// Application activation callback
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static void ui_create_tree (GtkWidget *target_widget)
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{
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GtkStringList *model;
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GtkTreeListModel *tree_model;
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GtkSignalListItemFactory *factory;
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GtkSingleSelection *selection_model;
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GtkWidget *list_view;
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GtkScrolledWindow *scrolled_window;
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assert(target_widget);
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// AD HOC XXX & no free()
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struct TreeNode_t *tree_root = create_tree_node("Root");
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struct TreeNode_t *ATP = create_tree_node("ATP");
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struct TreeNode_t *ADP = create_tree_node("ADP");
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struct TreeNode_t *AMP = create_tree_node("AMP");
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struct TreeNode_t *adenine = create_tree_node("adénine");
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struct TreeNode_t *ribose = create_tree_node("ribose");
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struct TreeNode_t *PO4H3_1 = create_tree_node("phosphate 1");
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struct TreeNode_t *PO4H3_2 = create_tree_node("phosphate 2");
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struct TreeNode_t *PO4H3_3 = create_tree_node("phosphate 3");
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add_child_node(tree_root, ATP);
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add_child_node(tree_root, ADP);
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add_child_node(tree_root, AMP);
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add_child_node(ATP, adenine);
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add_child_node(adenine, ribose);
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add_child_node(ribose, PO4H3_1);
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add_child_node(PO4H3_1, PO4H3_2);
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add_child_node(PO4H3_3, PO4H3_3);
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model = gtk_string_list_new(NULL);
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gtk_string_list_append(model, tree_root->text);
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// Create and setup the list view and item factory
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factory = GTK_SIGNAL_LIST_ITEM_FACTORY (gtk_signal_list_item_factory_new ());
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g_signal_connect (factory, "setup", G_CALLBACK(on_tree_setup_factory), NULL);
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g_signal_connect (factory, "bind", G_CALLBACK(on_tree_bind_factory), NULL);
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// Create a GtkTreeListModel
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tree_model = gtk_tree_list_model_new(
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G_LIST_MODEL(model),
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FALSE, // Passthrough - False in actual usage with dynamic children retrieval
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FALSE, // autoexpand
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(GtkTreeListModelCreateModelFunc)ui_tree_create_model_func,
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tree_root,
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NULL //(GDestroyNotify)free_tree_node
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);
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selection_model = gtk_single_selection_new (
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G_LIST_MODEL (tree_model));
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gtk_single_selection_set_autoselect (selection_model, FALSE);
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gtk_single_selection_set_can_unselect (selection_model, TRUE);
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/* g_signal_connect (selection_model, "selection-changed", */
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/* G_CALLBACK(on_tree_selection_changed), NULL); */
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list_view = gtk_list_view_new (GTK_SELECTION_MODEL (selection_model),
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GTK_LIST_ITEM_FACTORY (factory));
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scrolled_window = GTK_SCROLLED_WINDOW (gtk_scrolled_window_new());
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gtk_scrolled_window_set_child(scrolled_window, list_view);
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gtk_scrolled_window_set_policy (scrolled_window,
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GTK_POLICY_AUTOMATIC,
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GTK_POLICY_AUTOMATIC);
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gtk_widget_set_vexpand(GTK_WIDGET(scrolled_window), TRUE);
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gtk_box_append(GTK_BOX(target_widget), GTK_WIDGET(scrolled_window));
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gtk_widget_set_visible(GTK_WIDGET(scrolled_window), TRUE);
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gtk_widget_set_visible(GTK_WIDGET(list_view), TRUE);
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}
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GtkBox *get_rules_user_tree_new(){
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GtkBox *tree_sketch = GTK_BOX(gtk_box_new (GTK_ORIENTATION_VERTICAL, 0));
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ui_create_tree (GTK_WIDGET (tree_sketch));
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return tree_sketch;
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}
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