C

#include <stdio.h>#include <gtk/gtk.h>static void quit_button(GtkObject *gobject, gpointer data){	printf("print_button says bye\n");	gtk_main_quit();}int main(int argc, char **argv){	GtkWidget *window;	GtkWidget *main_window_box;	GtkWidget *main_window_pane;	GtkWidget *top_menubar_box;	GtkWidget *playlist_pane_vbox;	GtkWidget *quit_button;	GtkWidget *settings_button;	GtkWidget *help_button;	GtkWidget *status_bar;	GtkWidget *scroll_playlist_window;	gtk_init(&argc,&argv);	/* Create the top level window */	window = gtk_window_new(GTK_WINDOW_TOPLEVEL);	GdkGeometry gdkGeometry;	gdkGeometry.min_width= 800;	gdkGeometry.min_height = 600;	gtk_window_set_geometry_hints(GTK_WINDOW(window), window,		&gdkGeometry, GDK_HINT_MIN_SIZE);	/* New Vbox (Homogeneous, Spacing) */	main_window_box = gtk_vbox_new(FALSE, 1);	/* Add the vertical box to the window */	gtk_container_add(GTK_CONTAINER(window),main_window_box);		/* Add a HBox to the top level of the Vbox (Homogeneous,Spacing) */	top_menubar_box = gtk_hbox_new(FALSE,1);		/* Expand = False, Fill = False, Padding = 0 */	gtk_box_pack_start(GTK_BOX(main_window_box),		top_menubar_box,FALSE,FALSE,0);	/* Add a few buttons to the menu box */	quit_button = gtk_button_new_with_label("Quit");	help_button = gtk_button_new_with_label("Help");	settings_button = gtk_button_new_with_label("Settings");	/* Expand = False, Fill = False, Padding = 1 */	gtk_box_pack_start(GTK_BOX(top_menubar_box),		settings_button,FALSE,FALSE, 1);	gtk_box_pack_start(GTK_BOX(top_menubar_box),		help_button, FALSE, FALSE, 1);	gtk_box_pack_start(GTK_BOX(top_menubar_box),		quit_button, FALSE, FALSE, 1);	/* Connect signals for the buttons */	g_signal_connect (G_OBJECT (quit_button), "clicked",                    G_CALLBACK( quit_button), NULL);		g_signal_connect (G_OBJECT (window), "destroy",			G_CALLBACK (quit_button), NULL);	/* Add a horizontal pane to the main window */	main_window_pane = gtk_hpaned_new();	gtk_box_pack_start(GTK_BOX(main_window_box),		main_window_pane,TRUE,TRUE,1);	/* Create the playlist  window */	scroll_playlist_window = gtk_scrolled_window_new(NULL,NULL);	gtk_scrolled_window_set_shadow_type(		GTK_SCROLLED_WINDOW(scroll_playlist_window),		GTK_SHADOW_ETCHED_IN);	gtk_scrolled_window_set_policy (		GTK_SCROLLED_WINDOW (scroll_playlist_window),		GTK_POLICY_NEVER,GTK_POLICY_AUTOMATIC);	playlist_pane_vbox = gtk_vbox_new(FALSE,0);	/* Add the playlist window to the right hand side of the pane */	gtk_paned_add2(GTK_PANED(main_window_pane), playlist_pane_vbox);	gtk_box_pack_start(GTK_BOX(playlist_pane_vbox),scroll_playlist_window,TRUE,TRUE,0);	/* Add a status bar to the bottom of the main window */	status_bar = gtk_statusbar_new();	/* Expand = False, Fill = True, Padding = 0 */	gtk_box_pack_end(GTK_BOX(main_window_box),status_bar, FALSE, TRUE, 0);	gtk_widget_show_all(window);	gtk_main();	printf("After Main\n");	return 0;}