Telerik.Web.UI.TreeListSortExpressionCollection

A collection of Telerik.Web.UI.TreeListSortExpression objects. Depending on the value of P:Telerik.Web.UI.TreeListSortExpressionCollection.AllowMultiColumnSorting it holds single or multiple sort expressions.

Inheritance Hierarchy

  • System.Object
  • Telerik.Web.UI.TreeListSortExpressionCollection : ICollection, IEnumerable, IList, IStateManager

Properties

AllowMultiColumnSorting Boolean

If false, the collection can contain only one sort expression at a time. Trying to add a new one in this case will delete the existing expression or will change the sort order if its FiledName is the same.

AllowNaturalSort Boolean

Allow the no-sort state when changing sort order.

Count Int32

Returns the number of items in the RadTreeListSortExpressionCollection.

IsSynchronized Boolean

Gets a value indicating whether access to the RadTreeListSortExpressionCollection is synchronized (thread safe).

Item TreeListSortExpression

This is the default indexer of the collection - takes an integer value.

SyncRoot Object

Gets an object that can be used to synchronize access to the RadTreeListSortExpressionCollection.

Methods

Add

Adds a to the collection.

Returns

System.Int32

AddAt

Adds a to the collection at the specified index.

Remarks

As a convenience feature, adding at an index greater than zero will set the to true.

Returns

System.Void

AddSortExpression

If is true adds the sortExpression in the collection. Else any other expression previously stored in the collection wioll be removed

Parameters

sortExpression Telerik.Web.UI.TreeListSortExpression

Returns

System.Void

AddSortExpression

If is true adds the sortExpression in the collection. Else any other expression previously stored in the collection wioll be removed

Parameters

expression System.String

String containing sort field and optionaly sort order (ASC or DESC)

Returns

System.Void

ChangeSortOrder

Adds the sort field (expression parameter) if the collection does not alreqady contain the field. Else the sort order of the field will be inverted. The default change order is Asc -> Desc -> No Sort. The No-Sort state can be controlled using property

Parameters

expression System.String

Returns

System.Void

Clear

Clears the RadTreeListSortExpressionCollection of all items.

Returns

System.Void

ContainsExpression

Returns true or false depending on whether the specified sorting expression exists in the collection. Takes a string parameter.

Returns

System.Boolean

ContainsSortExpression

Returns true or false depending on whether the specified sorting expression exists in the collection. Takes a parameter.

Returns

System.Boolean

GetEnumerator

Returns an enumerator that iterates through the RadTreeListSortExpressionCollection.

Returns

System.Collections.IEnumerator

GetExpression

Find a SortExpression in the collection if it contains any with sort field = expression

Parameters

expression System.String

sort field

Returns

Telerik.Web.UI.TreeListSortExpression

GetSortString

Get a comma separated list of sort fields and sort-order, in the same format used by DataView.Sort string expression. Returns null (Nothing) if there are no sort expressions in the collection

Returns

System.String Comma separated list of sort fields and optionaly sort-order, null if there are no sort expressions in the collection

IndexOf

Searches for the specified and returns the zero-based index of the first occurrence within the entire .

Returns

System.Int32

RemoveSortExpression

Removes the specified from the collection.

Returns

System.Void

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