gtkHBoxNew(homogeneous = NULL, spacing = NULL, show = TRUE)
gtkHBox(homogeneous = NULL, spacing = NULL, show = TRUE)GObject
+----GInitiallyUnowned
+----GtkObject
+----GtkWidget
+----GtkContainer
+----GtkBox
+----GtkHBox
+----GtkCombo
+----GtkFileChooserButton
+----GtkInfoBar
+----GtkStatusbarGtkBuildable and GtkOrientable.GtkBox packing interface to determine the arrangement,
spacing, width, and alignment of GtkHBox children. All children are allocated the same height.gtkHBox is the equivalent of gtkHBoxNew.