GTK 프로그래밍 한번더 질문 올립니다

  1 #include<gtk/gtk.h>
  2
  3 void closeApp(GtkWidget *window,gpointer data)
  4 {
  5     gtk_main_quit();
  6 }
  7
  8 int main(int argc,char *argv[])
  9 {
 10     GtkWindow *win;
 11
 12     gtk_init(&argc,&argv);
 13
 14     //win=gtk_window_new(GTK_WINDOW_TOPLEVEL);
 15     gdk_window_set_functions(GDK_WINDOW(win->window),(GDK_FUNC_RESIZE|GDK_FUNC_MOVE|GDK_FUNC_CLOSE));
 16     gtk_widget_show(win);
 17
 18     g_signal_connect(GTK_OBJECT(win),"destroy",GTK_SIGNAL_FUNC(closeApp),NULL);
 19     gtk_main();
 20
 29     return 0;
 30
 31 }

typedef struct _GtkWindow       GtkWindow;
 
 struct _GtkWindow
 {
   GtkBin bin;
 
   gchar *title;
   gchar *wmclass_name;
   gchar *wmclass_class;
   GtkWindowType type;
 
   GtkWidget *focus_widget;
   GtkWidget *default_widget;
   GtkWindow *transient_parent;
 
   gushort resize_count;
   guint allow_shrink : 1;
   guint allow_grow : 1;
   guint auto_shrink : 1;
   guint handling_resize : 1;
   guint position : 2;
 
   /* The following flag is initially TRUE when a window is mapped.
    * and will be set to FALSE after it is first positioned.
    * It is also temporarily reset when the window's size changes.
    *
    * When TRUE, we move the window to the position the app set.
    */
   guint use_uposition : 1;
   guint modal : 1;
 
   /* Set if the window, or any descendent of it, has the focus
    */
   guint window_has_focus : 1;
 
  /* Set if !window_has_focus, but events are being sent to the
   * window because the pointer is in it. (Typically, no window
   * manager is running.
   */
  guint window_has_pointer_focus : 1;
};