GTK4_GG_hack/dialog.c

#include <stdio.h>
#include <gtk-4.0/gtk/gtk.h>

#include "callback.h"
#include "in_depth.h"
#include "display.h"
#include "tree.h"
#include "texts.h"

// https://docs.gtk.org/gtk4/visual_index.html  <  widgets gallery

/*  doc : see  >  on_dialog_window_activation (...)  in  callback.c   */

void dialog_window_design (GtkWindow *main_window, GtkWindow *dialog_window){
  char *title =  "     Should I save  the  current  model  before  editing  ?     ";
  GtkWidget *header_bar = GTK_WIDGET (gtk_header_bar_new ());
  gtk_header_bar_set_title_widget (GTK_HEADER_BAR (header_bar), gtk_label_new (title));
  gtk_window_set_titlebar (dialog_window, header_bar);

  GtkBox *page_box = GTK_BOX (gtk_box_new (GTK_ORIENTATION_VERTICAL, 2));
  GtkButton *click = GTK_BUTTON (gtk_button_new_with_label ("click me !"));
  gtk_box_append (page_box, GTK_WIDGET (click));
  //  gtk_box_append (page_box, GTK_WIDGET (gtk_separator_new (GTK_ORIENTATION_HORIZONTAL)));
  gtk_window_set_child (dialog_window, GTK_WIDGET (page_box));

  gtk_window_set_transient_for (GTK_WINDOW (dialog_window), GTK_WINDOW (main_window));
  gtk_window_set_destroy_with_parent (GTK_WINDOW (dialog_window), TRUE);
  //  gtk_window_set_deletable (GTK_WINDOW (dialog_window), FALSE); //  FALSE
  //  gtk_window_set_modal (GTK_WINDOW (dialog_window), TRUE);
  gtk_window_present (GTK_WINDOW (dialog_window));
}