4 #include <gdk/gdkkeysyms.h>
8 static void destroy(GtkWidget *widget, gpointer data)
13 static gboolean delete_event(GtkWidget *widget, GdkEvent *event, gpointer data)
15 destroy(widget, data);
19 static gboolean key_press(GtkWidget *widget, GdkEventKey *event, gpointer data)
21 if (event->keyval == GDK_q)
22 destroy(widget, data);
25 int main(int argc, char *argv[])
28 gtk_init(&argc, &argv);
29 gtk_gl_init(&argc, &argv);
32 GtkWidget *window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
33 gtk_window_set_default_size(GTK_WINDOW(window), 800, 600);
34 g_signal_connect(G_OBJECT(window), "delete-event", G_CALLBACK(delete_event), NULL);
35 g_signal_connect(G_OBJECT(window), "delete-event", G_CALLBACK(delete_event), NULL);
36 g_signal_connect(G_OBJECT(window), "key-press-event", G_CALLBACK(key_press), NULL);
39 GtkWidget *vbox = gtk_vbox_new(FALSE, 0);
40 gtk_container_add(GTK_CONTAINER(window), vbox);
43 GtkWidget *menu = gtk_menu_bar_new();
44 GtkWidget *menu_file = gtk_menu_item_new_with_label("File");
45 GtkWidget *menu_file_menu = gtk_menu_new();
46 GtkWidget *menu_file_menu_quit = gtk_menu_item_new_with_label("Quit");
47 gtk_box_pack_start(GTK_BOX(vbox), menu, FALSE, FALSE, 0);
48 gtk_menu_shell_append(GTK_MENU_SHELL(menu), menu_file);
49 gtk_menu_item_set_submenu(GTK_MENU_ITEM(menu_file), menu_file_menu);
50 gtk_menu_shell_append(GTK_MENU_SHELL(menu_file_menu), menu_file_menu_quit);
51 g_signal_connect(G_OBJECT(menu_file_menu_quit), "activate", G_CALLBACK(destroy), NULL);
53 /* Set up darwing area */
54 GtkWidget *drawing = gtk_drawing_area_new();
55 gtk_box_pack_start(GTK_BOX(vbox), drawing, TRUE, TRUE, 0);
56 //gtk_widget_set_events(drawing, GDK_EXPOSURE_MASK); // needed?
57 GdkGLConfig *glconfig = gdk_gl_config_new_by_mode(GDK_GL_MODE_RGB | GDK_GL_MODE_DEPTH | GDK_GL_MODE_DOUBLE);
58 if (!glconfig) g_assert_not_reached();
59 if (!gtk_widget_set_gl_capability(drawing, glconfig, NULL, TRUE, GDK_GL_RGBA_TYPE)) g_assert_not_reached();
64 gtk_widget_show_all(window);