Class IncrementalList<T>

The list that implements ISupportIncrementalLoading to load the data for SfDataGrid incrementally.

Inheritance
System.Object
IncrementalList<T>
Implements
System.Collections.Generic.IList<T>
System.Collections.Generic.ICollection<T>
System.Collections.Generic.IEnumerable<T>
System.Collections.IEnumerable
Windows.UI.Xaml.Data.ISupportIncrementalLoading
System.Collections.Specialized.INotifyCollectionChanged
Namespace: Syncfusion.UI.Xaml.Grid
Assembly: Syncfusion.SfGrid.UWP.dll
Syntax
public class IncrementalList<T> : Object, IList<T>, ICollection<T>, IEnumerable<T>, IEnumerable, ISupportIncrementalLoading, INotifyCollectionChanged
Type Parameters
Name Description
T

The type of data object

Constructors

IncrementalList(Func<CancellationToken, UInt32, Int32, Task<IList<T>>>)

Initializes a new instance of IncrementalList<T> class.

Declaration
public IncrementalList(Func<CancellationToken, uint, int, Task<IList<T>>> loadeMoreItemsFunc)
Parameters
Type Name Description
System.Func<System.Threading.CancellationToken, System.UInt32, System.Int32, System.Threading.Tasks.Task<System.Collections.Generic.IList<T>>> loadeMoreItemsFunc

Properties

Count

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

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

HasMoreItems

Gets a sentinel value that supports incremental loading implementations.

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

IsReadOnly

Gets a value indicating whether the System.Collections.Generic.IList<> 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 T this[int index] { get; set; }
Parameters
Type Name Description
System.Int32 index

The specified index.
Property Value
Type Description
T

The element at the specified index.

MaxItemCount

Gets or sets the maximum item count.

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

Methods

Add(T)

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

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

The corresponding item.

Clear()

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

Declaration
public void Clear()

Contains(T)

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

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

The specified value.
Returns
Type Description
System.Boolean

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

CopyTo(T[], Int32)

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

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

The Corresponding array.
System.Int32 arrayIndex

The corresponding array index.

GetEnumerator()

Gets an enumerator that iterates through the collection.

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

An enumerator that iterates through the collection.

IndexOf(T)

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

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

The corresponding item.
Returns
Type Description
System.Int32

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

Insert(Int32, T)

Inserts an item to System.Collections.Generic.IList<> at the specified index.

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

The corresponding index.
T item

The specified item.

LoadMoreItemsAsync(UInt32)

Initializes incremental loading from the view.

Declaration
public IAsyncOperation<LoadMoreItemsResult> LoadMoreItemsAsync(uint count)
Parameters
Type Name Description
System.UInt32 count

The number of items to load.
Returns
Type Description
Windows.Foundation.IAsyncOperation<Windows.UI.Xaml.Data.LoadMoreItemsResult>

The wrapped results of the load operation.

Remove(T)

Removes the first occurrence of the specified item.

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

The specified item.
Returns
Type Description
System.Boolean

true if the item is successfully removed; otherwise false.

RemoveAt(Int32)

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

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

The specified index.

Events

CollectionChanged

Occurs when the collection changes.

Declaration
public event NotifyCollectionChangedEventHandler CollectionChanged
Event Type
Type
System.Collections.Specialized.NotifyCollectionChangedEventHandler

Implements

System.Collections.Generic.IList<>
System.Collections.Generic.ICollection<>
System.Collections.Generic.IEnumerable<>
System.Collections.IEnumerable
Windows.UI.Xaml.Data.ISupportIncrementalLoading
System.Collections.Specialized.INotifyCollectionChanged

Extension Methods