TextAffinity
        Inherits: Enum
Defines the permissions which can be checked and requested.
Properties
- 
          DOWNSTREAM–The position has affinity for the upstream side of the text position, i.e. in the 
- 
          UPSTREAM–The position has affinity for the downstream side of the text position, i.e. in the 
Properties#
DOWNSTREAM = 'downstream'
  
      class-attribute
      instance-attribute
  
#
    The position has affinity for the upstream side of the text position, i.e. in the direction of the beginning of the string.
UPSTREAM = 'upstream'
  
      class-attribute
      instance-attribute
  
#
    The position has affinity for the downstream side of the text position, i.e. in the direction of the end of the string.