EntityAttrExpr class

An Expression descendant which represents an attribute.

public abstract class Korzh.EasyQuery.EntityAttrExpr
    : EqExpression

Properties

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	IsParentExpr	Gets a value indicating whether this instance is a parent expression.
DataKind	Kind	Gets the expression kind.
String	Text	Gets the expression text. For this type it returns entity name + attribute caption.
String	TypeName	Non-static version of Korzh.EasyQuery.EntityAttrExpr.STypeName property.
String	Value	Gets or sets the expression value.

Methods

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	Init(DataModel model, EntityAttr attr)	Initializes a new instance of the Korzh.EasyQuery.EntityAttrExpr class with specified model and attribute.
void	LoadFromJsonDict(JsonDict dict)	Loads expression from IDictionary object (used when we load query from JSON).
void	LoadFromXmlReader(XmlReader reader)	Loads expression from XML.
void	SaveToJsonDictCore(JsonDict dict)	Saves expression’s properties to dictionary (used to serialize expression into JSON) This is an abstract method which should be overridden in descendant classes.
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).

Static Properties

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