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Telerik.Web.UI.RadFilterExpressionPreviewProvider

Represents a query provider which builds a string expression used for visual preview of the filter expression.

Inheritance Hierarchy

  • System.Object
  • Telerik.Web.UI.RadFilterQueryProvider
  • Telerik.Web.UI.RadFilterExpressionPreviewProvider

Properties

OnExpressionEvaluated Action1`

Gets\sets a delegate that will be called after every expression evaluation.
The property could be used to alter the result of the evaluation by changing
the values or the format based on the expression.

OwnerFilter RadFilter

Gets a reference to the owner object.

Result String

Gets string value representing the result from the processed filter expression.

SupportedFilterFunctions IList1`

Gets List of the filter functions supported by this provider.

SupportedFilterFunctions IList1`

Gets a collection of the RadFilterFunction values supported by the current query provider.

SupportedGroupOperations IList1`

Gets List of the group operations supported by this provider.

SupportedGroupOperations IList1`

Gets a collection of the RadFilterGroupOperation supported by the current query provider.

Methods

IsValidFilterFunction

Checks whether a given filter function is supported by the current query provider.

Parameters

filterFunction Telerik.Web.UI.RadFilterFunction

A member of the RadFilterFunction representing a filter function
in RadFilter.

Returns

System.Boolean true if the filter function is among the supported functions; otherwise returns false.

IsValidGroupOperation

Checks whether a given group operation is supported by the current query provider.

Parameters

groupOperation Telerik.Web.UI.RadFilterGroupOperation

A member of the RadFilterGroupOperation representing a group operation
in RadFilter.

Returns

System.Boolean true if the filter function is among the supported operations; otherwise returns false.

ProcessGroup

Processes the passed RadFilterGroupExpression object to build a filter expression.

Parameters

rootGroup Telerik.Web.UI.RadFilterGroupExpression

A RadFilterGroupExpression object that will be used to extract the
filter expression.

Returns

System.Void

ProcessGroup

Processes the passed RadFilterGroupExpression to create the expressions for
filtering .

Parameters

rootGroup Telerik.Web.UI.RadFilterGroupExpression

The RadFilterGroupExpression to process internally.

Returns

System.Void