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FilterDescriptor Class
Represents a filter descriptor of the form Member-Operator-Value.
Inheritance Hierarchy

Namespace: Telerik.Windows.Data
Assembly: Telerik.Windows.Data (in Telerik.Windows.Data.dll) Version: 2017.2.614.40 (2017.2.614.40)
Syntax
public class FilterDescriptor : OperatorValueFilterDescriptorBase

The FilterDescriptor type exposes the following members.

Constructors
  NameDescription
Public methodFilterDescriptor
Initializes a new instance of the FilterDescriptor class.
Public methodFilterDescriptor(String, FilterOperator, Object)
Initializes a new instance of the FilterDescriptor class.
Public methodFilterDescriptor(String, FilterOperator, Object, Boolean)
Initializes a new instance of the FilterDescriptor class.
Public methodFilterDescriptor(String, FilterOperator, Object, Boolean, Type)
Initializes a new instance of the FilterDescriptor class.
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Methods
  NameDescription
Protected methodCreateFilterExpression(ParameterExpression)
Creates a predicate filter expression used for collection filtering.
(Overrides FilterDescriptorBaseCreateFilterExpression(ParameterExpression).)
Public methodCreateFilterExpression(Expression)
Creates a filter expression by delegating its creation to CreateFilterExpression(ParameterExpression), if instance is ParameterExpression, otherwise throws ArgumentException
(Inherited from FilterDescriptorBase.)
Protected methodCreateInstanceCore
When implemented in a derived class, creates a new instance of the Freezable derived class.
(Inherited from InheritanceContextPropagator.)
Protected methodFreezeCore
Makes the Freezable object unmodifiable or tests whether it can be made unmodifiable.
(Inherited from InheritanceContextPropagator.)
Protected methodOnPropertyChanged(PropertyChangedEventArgs)
Raises the PropertyChanged event.
(Inherited from DescriptorBase.)
Protected methodOnPropertyChanged(String)
Calls OnPropertyChanged(PropertyChangedEventArgs) creating a new instance of PropertyChangedEventArgs with given propertyName.
(Inherited from DescriptorBase.)
Public methodResumeNotifications
Resumes the notifications.
(Inherited from DescriptorBase.)
Public methodSuspendNotifications
Suspends the notifications.
(Inherited from DescriptorBase.)
Public methodToString
Returns a string that represents the current object.
(Overrides ObjectToString.)
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Extension Methods
  NameDescription
Public Extension MethodChildrenOfTypeT
Gets all child elements recursively from the visual tree by given type.
(Defined by ChildrenOfTypeExtensions.)
Public Extension MethodClearIfNoBindingAndSet
Clears if set.
(Defined by CommonExtensions.)
Public Extension MethodClearIfSet
Clears the property if a value has been set.
(Defined by CommonExtensions.)
Public Extension MethodFindChildByTypeT
Finds child element of the specified type. Uses breadth-first search.
(Defined by ChildrenOfTypeExtensions.)
Public Extension MethodGetParents
Enumerates through element's parents in the visual tree.
(Defined by ParentOfTypeExtensions.)
Public Extension MethodGetVisualParentT
Searches up in the visual tree for parent element of the specified type.
(Defined by ParentOfTypeExtensions.)
Public Extension MethodIsAncestorOf
Determines whether the element is an ancestor of the descendant.
(Defined by ParentOfTypeExtensions.)
Public Extension MethodIsLocalValueSet(DependencyProperty)Overloaded.
Determines whether the specified dependency property local value is set.
(Defined by DependencyObjectExtensions.)
Public Extension MethodIsLocalValueSet(DependencyProperty)Overloaded.
Determines whether the specified dependency property local value is set.
(Defined by CommonExtensions.)
Public Extension MethodParentOfTypeT
Gets the parent element from the visual tree by given type.
(Defined by ParentOfTypeExtensions.)
Public Extension MethodSetIfDifferent
Sets the value of the dependencyProperty property if it's hasn't that value currently.
(Defined by CommonExtensions.)
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Fields
  NameDescription
Public fieldStatic memberMemberProperty
Identifies the Member dependency property.
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Properties
  NameDescription
Public propertyIsActive
Gets a value indicating whether this filter is active. A filter is considered active if its Value is different from OperatorValueFilterDescriptorBase.UnsetValue.
(Overrides OperatorValueFilterDescriptorBaseIsActive.)
Public propertyIsCaseSensitive
Gets or sets a value indicating whether this filter descriptor is case sensitive.
(Inherited from OperatorValueFilterDescriptorBase.)
Public propertyMember
Gets or sets the member name which will be used for filtering.
Public propertyMemberType
Gets or sets the type of the member that is used for filtering. Set this property if the member type cannot be resolved automatically. Such cases are: items with ICustomTypeDescriptor, XmlNode or DataRow. Changing this property does not raise PropertyChanged event.
Public propertyNotificationsSuspended
Gets or sets a value indicating whether change notifications are suspended.
(Inherited from DescriptorBase.)
Public propertyOperator
Gets or sets the filter operator.
(Inherited from OperatorValueFilterDescriptorBase.)
Public propertyValue
Gets or sets the target filter value.
(Inherited from OperatorValueFilterDescriptorBase.)
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Events
  NameDescription
Public eventPropertyChanged
Occurs when a property changes.
(Inherited from DescriptorBase.)
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See Also