98 lines
3.5 KiB
C
98 lines
3.5 KiB
C
#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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static void on_experimental_tree_bind_factory (GtkSignalListItemFactory *factory,
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GObject* object,
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gpointer user_data);
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static void on_experimental_expander_toggled(GtkExpander *expander, gpointer user_data){
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gtk_expander_set_expanded (expander, gtk_expander_get_expanded (expander));
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printf("> %s\n", gtk_expander_get_label (user_data));
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}
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void on_experimental_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_experimental_tree_setup_factory] here is an expander\n");
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}
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void create_experimental_tree (GtkBox *experimental_box){
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GtkSignalListItemFactory *factory = GTK_SIGNAL_LIST_ITEM_FACTORY (gtk_signal_list_item_factory_new ());
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g_signal_connect (factory, "setup", G_CALLBACK(on_experimental_tree_setup_factory), NULL);
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g_signal_connect (factory, "bind", G_CALLBACK(on_experimental_tree_bind_factory), NULL);
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GtkExpander *hello = GTK_EXPANDER (gtk_expander_new ("hello !"));
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gtk_expander_set_expanded (GTK_EXPANDER (hello), TRUE);
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gtk_widget_set_margin_start (GTK_WIDGET (hello), 0);
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g_signal_connect (hello, "activate", G_CALLBACK (on_experimental_expander_toggled), hello);
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gtk_box_append (experimental_box, GTK_WIDGET (hello));
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GtkExpander *it_s_me = GTK_EXPANDER (gtk_expander_new ("it's me !"));
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gtk_expander_set_expanded (GTK_EXPANDER (it_s_me), FALSE);
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gtk_widget_set_margin_start(GTK_WIDGET (it_s_me), 20);
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g_signal_connect (it_s_me, "activate", G_CALLBACK (on_experimental_expander_toggled), it_s_me);
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gtk_box_append (experimental_box, GTK_WIDGET (it_s_me));
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}
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static void on_experimental_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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// TODO 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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// TODO 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_experimental_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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