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OperatorValueFilterDescriptorBase Class
Represents the base class for all filter descriptors that have an operator and a 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
[ContentPropertyAttribute("Value")]
public abstract class OperatorValueFilterDescriptorBase : FilterDescriptorBase

The OperatorValueFilterDescriptorBase type exposes the following members.

Constructors
Methods
  NameDescription
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 methodCreateFilterExpression(ParameterExpression)
Creates a predicate filter expression used for collection filtering.
(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.)
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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 memberIsCaseSensitiveProperty
Identifies the IsCaseSensitive dependency property.
Public fieldStatic memberOperatorProperty
Identifies the Operator dependency property.
Public fieldStatic memberValueProperty
Identifies the Value 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.
Public propertyIsCaseSensitive
Gets or sets a value indicating whether this filter descriptor is case sensitive.
Public propertyNotificationsSuspended
Gets or sets a value indicating whether change notifications are suspended.
(Inherited from DescriptorBase.)
Public propertyOperator
Gets or sets the filter operator.
Public propertyStatic memberUnsetValue
Specifies a static value that is used by the filtering system rather than null to indicate that a OperatorValueFilterDescriptorBase.Value is not set and thus the filter is inactive.
Public propertyValue
Gets or sets the target filter value.
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Events
  NameDescription
Public eventPropertyChanged
Occurs when a property changes.
(Inherited from DescriptorBase.)
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See Also