experiments

All kinds of coding experiments
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example-x.c (1207B)

      1 #include <gtk/gtk.h>
      2 
      3 static void
      4 print_hello (GtkWidget *widget,
      5              gpointer   data)
      6 {
      7   g_print ("Hello World\n");
      8 }
      9 
     10 static void
     11 activate (GtkApplication *app,
     12           gpointer        user_data)
     13 {
     14   GtkWidget *dialog;
     15   GtkWidget *button;
     16   GtkWidget *button_box;
     17 
     18   dialog = gtk_application_dialog_new (app);
     19   gtk_dialog_set_title (GTK_DIALOG(dialog), "dialog");
     20   gtk_dialog_set_default_size (GTK_dialog (dialog), 200, 200);
     21 
     22   button_box = gtk_button_box_new (GTK_ORIENTATION_HORIZONTAL);
     23   gtk_container_add (GTK_CONTAINER (dialog), button_box);
     24 
     25   button = gtk_button_new_with_label ("Hello World");
     26   g_signal_connect (button, "clicked", G_CALLBACK (print_hello), NULL);
     27   g_signal_connect_swapped (button, "clicked", G_CALLBACK (gtk_widget_destroy), dialog);
     28   gtk_container_add (GTK_CONTAINER (button_box), button);
     29 
     30   gtk_widget_show_all (dialog);
     31 }
     32 
     33 int
     34 main (int    argc,
     35       char **argv)
     36 {
     37   GtkApplication *app;
     38   int status;
     39 
     40   app = gtk_application_new ("org.gtk.example", G_APPLICATION_FLAGS_NONE);
     41   g_signal_connect (app, "activate", G_CALLBACK (activate), NULL);
     42   status = g_application_run (G_APPLICATION (app), argc, argv);
     43   g_object_unref (app);
     44 
     45   return status;
     46 }