Ubuntu 7.10 Linux建立C与GTK的开发环境

sudo apt-get install build-essential  

int main() 
{ 
printf("Hello Ubuntu!\n"); 
return 0; 
} 
$ gcc testc.c -o testc 
$ ./testc
Hello Ubuntu! 

int main() 
{ 
printf("Hello Ubuntu!\n"); 
return 0; 
} 
$ gcc testc.c -o testc 
$ ./testc 
Hello Ubuntu!
#include 
void hello(GtkWidget *widget,gpointer data) 
{ 
g_print("Hello Ubuntu!\n"); 
} 
gint delete_event(GtkWidget *widget,GdkEvent *event,gpointer data) 
{ 
g_print ("delete event occurred\n"); 
return(TRUE); 
} 
void destroy(GtkWidget *widget,gpointer data) 
{ 
gtk_main_quit(); 
} 
int main( int argc, char *argv[] ) 
{ 
GtkWidget *window; 
GtkWidget *button; 
gtk_init (&argc, &argv); 
window=gtk_window_new (GTK_WINDOW_TOPLEVEL); 
gtk_signal_connect (GTK_OBJECT(window),"delete_event",GTK_SIGNAL_FUNC(delete_event),NULL);
gtk_signal_connect (GTK_OBJECT (window), "destroy",GTK_SIGNAL_FUNC (destroy), NULL); 
gtk_container_set_border_width (GTK_CONTAINER (window), 10); 
button = gtk_button_new_with_label ("Hello Ubuntu!"); 
gtk_signal_connect (GTK_OBJECT (button), "clicked",GTK_SIGNAL_FUNC (hello), NULL); 
gtk_signal_connect_object (GTK_OBJECT (button), "clicked",GTK_SIGNAL_FUNC
(gtk_widget_destroy),GTK_OBJECT (window)); 
gtk_container_add (GTK_CONTAINER (window), button); 
gtk_widget_show (button); 
gtk_widget_show (window); /*显示一个窗口*/ 
gtk_main(); /*进入主循环*/ 
return(0); 
}

$ gcc gtkhello.c -o gtktest `pkg-config --cflags --libs gtk+-2.0` 
$ ./gtktest