Class TreeNodes

Represents a class that provides the implementation of TreeNodes in SfTreeGrid.

Inheritance
System.Object
TreeNodes
Implements
System.Collections.Generic.IList<TreeNode>
System.Collections.Generic.ICollection<TreeNode>
System.Collections.Generic.IEnumerable<TreeNode>
System.Collections.IEnumerable
System.IDisposable
Inherited Members
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.ToString()
Namespace: Syncfusion.UI.Xaml.TreeGrid
Assembly: Syncfusion.SfGrid.WPF.dll
Syntax
public class TreeNodes : IList<TreeNode>, ICollection<TreeNode>, IEnumerable<TreeNode>, IEnumerable, IDisposable

Constructors

TreeNodes()

Initializes a new instance of TreeNodes class.

Declaration
public TreeNodes()

Fields

nodeList

Declaration
protected List<TreeNode> nodeList
Field Value
Type
System.Collections.Generic.List<TreeNode>

sourceList

Declaration
protected List<object> sourceList
Field Value
Type
System.Collections.Generic.List<System.Object>

Properties

Count

Gets the number of elements contained in the System.Collections.Generic.IList<T>.

Declaration
public int Count { get; }
Property Value
Type
System.Int32

IsReadOnly

Gets a value indicating whether the System.Collections.Generic.IList<T> is read only.

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

Item[Int32]

Gets or sets the element at the specified index.

Declaration
public TreeNode this[int index] { get; set; }
Parameters
Type Name Description
System.Int32 index

The specified index.
Property Value
Type Description
TreeNode

The element at the specified index.

Methods

Add(TreeNode)

Adds an item to the System.Collections.Generic.IList<T>.

Declaration
public void Add(TreeNode item)
Parameters
Type Name Description
TreeNode item

The corresponding item.

Clear()

Removes all items from the System.Collections.Generic.IList<T>.

Declaration
public void Clear()

Contains(TreeNode)

Determines whether the System.Collections.Generic.IList<T> contains a specific value.

Declaration
public bool Contains(TreeNode item)
Parameters
Type Name Description
TreeNode item

The specified value.
Returns
Type Description
System.Boolean

true if the item is found in the System.Collections.Generic.IList<T>; otherwise false.

CopyTo(TreeNode[], Int32)

Copies the elements of System.Collections.Generic.IList<T> to an System.Array starting from particular array index.

Declaration
public void CopyTo(TreeNode[] array, int arrayIndex)
Parameters
Type Name Description
TreeNode[] array

The Corresponding array.
System.Int32 arrayIndex

The corresponding array index.

Dispose()

Disposes all the resources used by the TreeNodes class.

Declaration
public void Dispose()

Dispose(Boolean)

Disposes all the resources used by the TreeNodes class.

Declaration
protected virtual void Dispose(bool isDisposing)
Parameters
Type Name Description
System.Boolean isDisposing

Indicates whether the call is from Dispose method or from a finalizer.

GetEnumerator()

Gets an enumerator that iterates thorugh the collection.

Declaration
public virtual IEnumerator<TreeNode> GetEnumerator()
Returns
Type Description
System.Collections.Generic.IEnumerator<TreeNode>

An enumerator that iterates thorugh the collection.

GetNode(Object)

Get the node from data.

Declaration
public TreeNode GetNode(object data)
Parameters
Type Name Description
System.Object data

data.
Returns
Type Description
TreeNode

the TreeNode.

IndexOf(TreeNode)

Determines the index of a specific item in the System.Collections.Generic.IList<T>.

Declaration
public int IndexOf(TreeNode item)
Parameters
Type Name Description
TreeNode item

The corresponding item.
Returns
Type Description
System.Int32

The index of item if found in the list;otherwise, -1

IndexOfNode(Object)

Determines the index of node of the specific item in the System.Collections.Generic.IList<T>.

Declaration
public int IndexOfNode(object item)
Parameters
Type Name Description
System.Object item

The corresponding item.
Returns
Type Description
System.Int32

The index of node of the item if found in the list;otherwise, -1

Insert(Int32, TreeNode)

Insert the item in nodeList only.

Declaration
public void Insert(int index, TreeNode item)
Parameters
Type Name Description
System.Int32 index

index.
TreeNode item

item.

Insert(Int32, TreeNode, Int32)

Insert the item to sourceList and nodeList based on sourceIndex and nodeIndex respectively.

Declaration
public void Insert(int sourceIndex, TreeNode item, int nodeIndex)
Parameters
Type Name Description
System.Int32 sourceIndex

sourceIndex.
TreeNode item

item.
System.Int32 nodeIndex

nodeIndex.

MoveTo(Int32, Int32)

Moves a item at the source index to the specified destination index.

Declaration
public void MoveTo(int sourceIndex, int destinationIndex)
Parameters
Type Name Description
System.Int32 sourceIndex

The source index from where item to be removed.
System.Int32 destinationIndex

The destination index from where item to be added.

Remove(TreeNode)

Removes the first occurence of the specified item.

Declaration
public bool Remove(TreeNode item)
Parameters
Type Name Description
TreeNode item

The TreeNode.
Returns
Type Description
System.Boolean

true if the item is succesfully removed; otherwise false.

RemoveAt(Int32)

Removes the item from System.Collections.Generic.IList<T> at the specified index.

Declaration
public void RemoveAt(int index)
Parameters
Type Name Description
System.Int32 index

The specified index.

RemoveRange(Int32, Int32)

Removes the range of items from the System.Collections.Generic.IList<T> starting from the specified index.

Declaration
public void RemoveRange(int index, int count)
Parameters
Type Name Description
System.Int32 index

The specified Index.
System.Int32 count

The count of items to be removed.

Explicit Interface Implementations

IEnumerable.GetEnumerator()

Declaration
IEnumerator IEnumerable.GetEnumerator()
Returns
Type
System.Collections.IEnumerator

Implements

System.Collections.Generic.IList<T>
System.Collections.Generic.ICollection<T>
System.Collections.Generic.IEnumerable<T>
System.Collections.IEnumerable
System.IDisposable

Extension Methods