EntityAttrExpr class

December 9, 2019

An EqExpression descendant that represents an entity attribute.

public class Korzh.EasyQuery.EntityAttrExpr
    : EqExpression

Type	Name	Description
`EntityAttr`	Attribute	Gets or sets the attribute.
`String`	CustomFunc	Gets the custom func for expression if defined
`DataType`	DataType	Gets the type of the expression.
`Boolean`	IsAggregate	Gets a value indicating whether this expression is aggregate.
`Boolean`	IsParentExpr	Gets a value indicating whether this instance is a parent expression.
`DataKind`	Kind	Gets the expression kind.
`Int32`	Tag	Get the expression's tag - a special identifier that is used to distinguish the type of the expression .
`String`	Text	Gets the expression text. For this type it returns entity name + attribute caption.
`String`	Value	Gets or sets the expression value.

Type	Name	Description
`void`	AssignExpr(`EqExpression` expr)	Assigns some expression to this one. This method just does nothing in the base class but can perform some actions in Expression descendants.
`void`	LoadFromXmlReader(`XmlReader` reader)	Loads expression from XML.
`void`	ReadOnePropFromJson(`JsonReader` reader, `String` propName)	Reads one property of the expression. or skips unused from the JSON reader.
`Task`	ReadOnePropFromJsonAsync(`JsonReader` reader, `String` propName)	Reads one property of the expression (asynchronous way). or skips unused from the JSON reader.
`void`	SaveToXmlWriter(`XmlWriter` writer, `String` tagName)	Saves the expression to XML writer.
`void`	SetAttribute(`EntityAttr` attr)	Sets the entity attribute.
`void`	SetContentSilent(`String` val, `String` txt)	Sets the content of the expression silently (without calling ContentChanged event).
`void`	WritePropertiesToJson(`JsonWriter` writer)	Saves propeerties of the expression (asynchronous way). to JSON writer.
`Task`	WritePropertiesToJsonAsync(`JsonWriter` writer)	Saves propeerties of the expression (asynchronous way). to JSON writer.

Type	Name	Description
`String`	TextFormat	Gets or sets the format of the text representation for this type of expression.