Opening constraint.
    typedef enum {
        API_OpeningForcedVertical,
        API_OpeningForcedHorizontal,
        API_OpeningAligned,
        API_OpeningFree
    } API_OpeningConstraintTypeID;
    
Members
- API_OpeningForcedVertical  
- Opening is vertical.
- API_OpeningForcedHorizontal  
- Opening is horizontal.
- API_OpeningAligned  
- Opening is aligned to the associated element.
- API_OpeningFree  
- Custom opening.
Requirements
- Version: API 23 or later
- Header: APIdefs_Elements.h