Function isVisible

Engine/source/gui/core/guiControl.h:382–382

      /// @param   value   True if object should be visible
      virtual void setVisible(bool value);
      inline bool isVisible() const { return mVisible; } ///< Returns true if the object is visible
      virtual bool isHidden() const { return !isVisible(); }
      virtual void setHidden( bool state ) { setVisible( !state ); }