C

#include <gtk/gtk.h>#include <string.h>intmain( int    argc,      char **argv ){	GtkWidget    *window;	GtkWidget *button;	GtkSettings *setting;    gtk_init( &argc, &argv );		setting = gtk_settings_get_default();	g_object_set(setting,"gtk-button-images",TRUE,NULL);    /* Main window */    window = gtk_window_new( GTK_WINDOW_TOPLEVEL );    gtk_container_set_border_width( GTK_CONTAINER( window ), 5 );    gtk_window_set_default_size( GTK_WINDOW( window ), 700, 400 );    g_signal_connect( G_OBJECT( window ), "destroy",                      G_CALLBACK( gtk_main_quit ), NULL );      	button = gtk_button_new();	gtk_button_set_label(button,"<b>Bold</b>");	gtk_label_set_use_markup(GTK_LABEL(GTK_BIN(button)->child), TRUE);	gtk_label_set_markup(GTK_LABEL(GTK_BIN(button)->child),"<b>Bold</b>");	GtkWidget *img = gtk_image_new_from_stock(GTK_STOCK_OPEN,GTK_ICON_SIZE_MENU);	gtk_button_set_image(button,img);	gtk_container_add(window,button);    gtk_widget_show_all( window );       gtk_main();       return( 0 );}