DzlDockWindow
GtkWidget * dzl_dock_window_new (void);
void
typedef struct { GtkWindowClass parent; gpointer _reserved1; gpointer _reserved2; gpointer _reserved3; gpointer _reserved4; gpointer _reserved5; gpointer _reserved6; gpointer _reserved7; gpointer _reserved8; } DzlDockWindowClass;