SortDirection enum
Represents sorting direction.
CondTag enum
Represents a type of condition. Current we have 2 possible types: a simple condition or a predicate - a group of conditions
DataKind enum
Represents expression kinds.
DataType enum
Represents the common types of the data.
EditorTag enum
Represents editor tags
ExprTag enum
Contains several constant definitions for expressions tag
LinkType enum
Represents type of linking of conditions in group (predicate).
WidgetGroup enum
Represents groups of widgets. Used to identify widgets