Class CompositeFilterDescriptor

Represents a filter descriptor that combines multiple filter conditions.

Inheritance
System.Object
FilterDescriptor
CompositeFilterDescriptor
FilterExpression
RadCompositeValidationRule
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
Namespace: Telerik.WinControls.Data
Assembly: Telerik.WinControls.dll

Syntax

public class CompositeFilterDescriptor : FilterDescriptor, INotifyPropertyChanged, INotifyPropertyChangingEx, ICloneable

Constructors

CompositeFilterDescriptor()

Declaration
public CompositeFilterDescriptor()

Properties

Expression

Gets the filter expression.

Declaration
public override string Expression { get; }
Property Value
System.String

The filter expression.
Overrides

FilterDescriptors

Gets the filter descriptors.

Declaration
public virtual FilterDescriptorCollection FilterDescriptors { get; }
Property Value
FilterDescriptorCollection

The filter descriptors.

IsSameName

Gets a value indicating whether this instance contains FilterDescriptor's with different PropertyName.

Declaration
public bool IsSameName { get; }
Property Value
System.Boolean

true if any child filters have the same name; otherwise false.

LogicalOperator

Gets or sets the logical operator.

Declaration
public virtual FilterLogicalOperator LogicalOperator { get; set; }
Property Value
FilterLogicalOperator

The logical operator.

NotOperator

Gets or sets a value indicating whether [not operator].

Declaration
public bool NotOperator { get; set; }
Property Value
System.Boolean

true if [not operator]; otherwise, false.

Operator

Gets or sets the operator.

Declaration
public override FilterOperator Operator { get; set; }
Property Value
FilterOperator

The operator.
Overrides

PropertyName

Gets or sets the name of the property.

Declaration
public override string PropertyName { get; set; }
Property Value
System.String

The name of the property.
Overrides

Methods

Clone()

Creates a deep copy of the current CompositeFilterDescriptor instance.

Declaration
public override object Clone()
Returns
System.Object

A new instance of CompositeFilterDescriptor that is a copy of the current instance.
Overrides

ConvertTo(CompositeFilterDescriptor.DescriptorType)

Converts to the filter descriptor to concrete type

Declaration
public CompositeFilterDescriptor ConvertTo(CompositeFilterDescriptor.DescriptorType type)
Parameters
CompositeFilterDescriptor.DescriptorType type

The type.
Returns
CompositeFilterDescriptor

The converted instance of CompositeFilterDescriptor

ConvertTo(CompositeFilterDescriptor.DescriptorType, Type)

Converts to the filter descriptor to a concrete type.

Declaration
public CompositeFilterDescriptor ConvertTo(CompositeFilterDescriptor.DescriptorType type, Type dataType)
Parameters
CompositeFilterDescriptor.DescriptorType type

The type to which the filter will be converted.
System.Type dataType

The type of data that will be filtered.
Returns
CompositeFilterDescriptor

The converted instance of CompositeFilterDescriptor

CreateDescriptor(CompositeFilterDescriptor.DescriptorType, String, Object[])

Creates the descriptor.

Declaration
public static CompositeFilterDescriptor CreateDescriptor(CompositeFilterDescriptor.DescriptorType type, string propertyName, params object[] values)
Parameters
CompositeFilterDescriptor.DescriptorType type

The type.
System.String propertyName

System.Object[] values

Returns
CompositeFilterDescriptor

CreateDescriptor(CompositeFilterDescriptor.DescriptorType, String, Type, Object[])

Creates the descriptor.

Declaration
public static CompositeFilterDescriptor CreateDescriptor(CompositeFilterDescriptor.DescriptorType type, string propertyName, Type dataType, params object[] values)
Parameters
CompositeFilterDescriptor.DescriptorType type

The type.
System.String propertyName

Name of the property.
System.Type dataType

Type of the data that will be filtered.
System.Object[] values

The values.
Returns
CompositeFilterDescriptor

GetCompositeExpression(CompositeFilterDescriptor)

Retrieves the composite expression associated with the specified CompositeFilterDescriptor.

Declaration
public static string GetCompositeExpression(CompositeFilterDescriptor filterDescriptor)
Parameters
CompositeFilterDescriptor filterDescriptor

The CompositeFilterDescriptor from which to retrieve the composite expression.
Returns
System.String

A string representation of the composite expression for the specified filter descriptor.

GetCompositeExpression(CompositeFilterDescriptor, Function<FilterDescriptor, Object>)

Retrieves the composite expression for the specified composite filter descriptor using the provided function to evaluate filter descriptors.

Declaration
public static string GetCompositeExpression(CompositeFilterDescriptor filterDescriptor, Function<FilterDescriptor, object> formatValue)
Parameters
CompositeFilterDescriptor filterDescriptor

The composite filter descriptor to evaluate.
Function<FilterDescriptor, System.Object> formatValue

The function used to process each filter descriptor.
Returns
System.String

A composite expression that represents the evaluation of the filter descriptors.

GetDescriptorType(CompositeFilterDescriptor)

Gets the type of the CompositeFilterDescriptor.

Declaration
public static CompositeFilterDescriptor.DescriptorType GetDescriptorType(CompositeFilterDescriptor compositeDescriptor)
Parameters
CompositeFilterDescriptor compositeDescriptor

The filter descriptor.
Returns
CompositeFilterDescriptor.DescriptorType

ToString()

Returns a System.String that represents this instance.

Declaration
public override string ToString()
Returns
System.String

A System.String that represents this instance.
Overrides

Extension Methods