dotnet-api
- C1.WPF.ExpressionEditor Assembly

C1.WPF.ExpressionEditor.C1ExpressionEngine

C1ExpressionEngine Class

Expression engine class that is used to dynamically produce an expression and get the result of the expression.

Inheritance

object

C1ExpressionEngine

Implements

IEngine

IExpressionEngine

IEngineExtended

IEngineExpressionItems

ISupportAliases

ISupportCustomFunctions

INotifyPropertyChanged

Namespace: C1.WPF.ExpressionEditor

Assembly: C1.WPF.ExpressionEditor.dll

Syntax

public class C1ExpressionEngine : IEngine, IExpressionEngine, IEngineExtended, IEngineExpressionItems, ISupportAliases, ISupportCustomFunctions, INotifyPropertyChanged

Public Class C1ExpressionEngine
    Implements IEngine, IExpressionEngine, IEngineExtended, IEngineExpressionItems, ISupportAliases, ISupportCustomFunctions, INotifyPropertyChanged

Constructors

Name	Description
C1ExpressionEngine()	Initializes a new instance of the C1ExpressionEngine class.

Properties

Name	Description
CultureInfo
CurrentIndex
DataSource
Expression
IsValid

Methods

Name	Description
AddAlias(string, string)
AddError(int, int, ErrorType)
AddFunction(List<ExpressionItem>, Func<List<object>, object>, int, int)
Evaluate()
GetErrors()
GetExpressionItems()
GetFieldNames()
GetItemsCount(IExpression)
GetValue(IEnumerable<object>)
OnPropertyChanged(object, PropertyChangedEventArgs)	Raises the property changed event.
TryAddAlias(string, string)
TryEvaluate(out object)

Events

Name	Description
EngineChanged	Occurs when Engine settings are changed.
ExpressionChanged	Occurs when Expression is changed.
PropertyChanged