--- /dev/null
+#include <glib.h>
+#include <libchimara/chimara-glk.h>
+#include <libchimara/chimara-if.h>
+#include "error.h"
+
+#define LOAD_WIDGET(name) GTK_WIDGET(gtk_builder_get_object(builder, name))
+
+typedef struct {
+ GtkWidget *window, *test_picker, *go, *stop, *interp;
+} Widgets;
+
+gboolean
+on_window_delete_event()
+{
+ gtk_main_quit();
+ return TRUE;
+}
+
+void
+on_go_clicked(GtkButton *go, Widgets *w)
+{
+ GError *error = NULL;
+
+ gchar *filename = NULL;
+ GtkTreeIter iter;
+ GtkTreeModel *model = gtk_combo_box_get_model(GTK_COMBO_BOX(w->test_picker));
+ gtk_combo_box_get_active_iter(GTK_COMBO_BOX(w->test_picker), &iter);
+ gtk_tree_model_get(model, &iter, 1, &filename, -1);
+ g_object_unref(model);
+
+ if( !chimara_if_run_game(CHIMARA_IF(w->interp), filename, &error) )
+ {
+ error_dialog(GTK_WINDOW(w->window), error, "Error starting Glk library: ");
+ gtk_main_quit();
+ }
+
+ gtk_widget_set_sensitive(w->go, FALSE);
+ gtk_widget_set_sensitive(w->stop, TRUE);
+ gtk_widget_set_sensitive(w->test_picker, FALSE);
+}
+
+void
+on_stop_clicked(GtkButton *stop, Widgets *w)
+{
+ chimara_glk_stop( CHIMARA_GLK(w->interp) );
+ chimara_glk_wait( CHIMARA_GLK(w->interp) );
+
+ gtk_widget_set_sensitive(w->stop, FALSE);
+ gtk_widget_set_sensitive(w->go, TRUE);
+ gtk_widget_set_sensitive(w->test_picker, TRUE);
+}
+
+void
+on_glulxe_toggled(GtkToggleButton *glulxe, Widgets *w)
+{
+ if(gtk_toggle_button_get_active(glulxe))
+ chimara_if_set_preferred_interpreter(CHIMARA_IF(w->interp), CHIMARA_IF_FORMAT_GLULX, CHIMARA_IF_INTERPRETER_GLULXE);
+}
+
+void
+on_git_toggled(GtkToggleButton *git, Widgets *w)
+{
+ if(gtk_toggle_button_get_active(git))
+ chimara_if_set_preferred_interpreter(CHIMARA_IF(w->interp), CHIMARA_IF_FORMAT_GLULX, CHIMARA_IF_INTERPRETER_GIT);
+}
+
+int
+main(int argc, char *argv[])
+{
+ GError *error = NULL;
+
+ if( !g_thread_supported() )
+ g_thread_init(NULL);
+ gdk_threads_init();
+ gtk_init(&argc, &argv);
+
+ GtkBuilder *builder = gtk_builder_new();
+ if(!gtk_builder_add_from_file(builder, "glulxercise.ui", &error))
+ {
+ error_dialog(NULL, error, "Failed to build interface: ");
+ return 1;
+ }
+
+ Widgets *w = g_slice_new0(Widgets);
+ w->window = LOAD_WIDGET("window");
+ GtkWidget *vbox = LOAD_WIDGET("vbox");
+ w->test_picker = LOAD_WIDGET("test_picker");
+ w->go = LOAD_WIDGET("go");
+ w->stop = LOAD_WIDGET("stop");
+ w->interp = chimara_if_new();
+ gtk_box_pack_end_defaults(GTK_BOX(vbox), w->interp);
+ gtk_builder_connect_signals(builder, w);
+ gtk_widget_show_all(w->window);
+
+ gdk_threads_enter();
+ gtk_main();
+ gdk_threads_leave();
+
+ chimara_glk_stop( CHIMARA_GLK(w->interp) );
+ chimara_glk_wait( CHIMARA_GLK(w->interp) );
+
+ g_slice_free(Widgets, w);
+
+ return 0;
+}