LevelBar 
  Creates a new GtkLevelBar.
Return
a GtkLevelBar.
Creates a new GtkLevelBar for the specified interval.
Return
a GtkLevelBar
Parameters
minValue 
a positive value
maxValue 
a positive value
Creates a new GtkLevelBar.
a GtkLevelBar.
Creates a new GtkLevelBar for the specified interval.
a GtkLevelBar
a positive value
a positive value