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- #include <gtk/gtk.h>
- static void
- print_hello (GtkWidget *widget,
- gpointer data)
- {
- g_print ("Hello World\n");
- }
- static void
- activate (GtkApplication *app,
- gpointer user_data)
- {
- GtkWidget *window;
- GtkWidget *button;
- GtkWidget *button_box;
- window = gtk_application_window_new (app);
- gtk_window_set_title (GTK_WINDOW (window), "Window");
- gtk_window_set_default_size (GTK_WINDOW (window), 200, 200);
- button_box = gtk_button_box_new (GTK_ORIENTATION_HORIZONTAL);
- gtk_container_add (GTK_CONTAINER (window), button_box);
- button = gtk_button_new_with_label ("Hello World");
- g_signal_connect (button, "clicked", G_CALLBACK (print_hello), NULL);
- g_signal_connect_swapped (button, "clicked", G_CALLBACK (gtk_widget_destroy), window);
- gtk_container_add (GTK_CONTAINER (button_box), button);
- gtk_widget_show_all (window);
- }
- int
- main (int argc,
- char **argv)
- {
- GtkApplication *app;
- int status;
- app = gtk_application_new ("org.gtk.example", G_APPLICATION_FLAGS_NONE);
- g_signal_connect (app, "activate", G_CALLBACK (activate), NULL);
- status = g_application_run (G_APPLICATION (app), argc, argv);
- g_object_unref (app);
- return status;
- }
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