C1WrapDataCollection<S, T> Class

Collection which takes another collection as source.

Inheritance

object

C1DataCollectionBase<T>

C1WrapDataCollection<S, T>

C1GroupDataCollection<S>

C1SelectDataCollection<S, T>

C1WrapDataCollection<T>

Namespace: C1.DataCollection

Assembly: C1.DataCollection.dll

Syntax

public abstract class C1WrapDataCollection<S, T> : C1DataCollectionBase<T>, IDataCollection<T>, IReadOnlyList<T>, IReadOnlyCollection<T>, IEnumerable<T>, IEnumerable, INotifyCollectionChanged, ISupportIndexing<T>, INotifyPropertyChanged, IDisposable, ISupportSorting, ISupportFiltering, ISupportGrouping, ISupportVirtualization, ISupportConnection, ISupportAsyncLoading<T>, ISupportIncrementalLoading, ISupportRefreshing, ISupportRangeEditing<S>, ISupportEditing<S>, ISupportCreateNewItem<S>, ISupportPaging, ISupportSource where S : class? where T : class?

Public MustInherit Class C1WrapDataCollection(Of S As Class, T As Class)
    Inherits C1DataCollectionBase(Of T)
    Implements IDataCollection(Of T), IReadOnlyList(Of T), IReadOnlyCollection(Of T), IEnumerable(Of T), IEnumerable, INotifyCollectionChanged, ISupportIndexing(Of T), INotifyPropertyChanged, IDisposable, ISupportSorting, ISupportFiltering, ISupportGrouping, ISupportVirtualization, ISupportConnection, ISupportAsyncLoading(Of T), ISupportIncrementalLoading, ISupportRefreshing, ISupportRangeEditing(Of S), ISupportEditing(Of S), ISupportCreateNewItem(Of S), ISupportPaging, ISupportSource

Type Parameters

Name	Description
S	The type of the items in the source collection.
T	The type of the items in the collection.

Constructors

Name	Description
C1WrapDataCollection()	Initializes a new instance of the C1WrapDataCollection<S, T> class.
C1WrapDataCollection(IEnumerable)	Initializes a new instance of the C1WrapDataCollection<S, T> class.

Properties

Name	Description
ConnectionState	Gets the state of the connection to the source.
CurrentPage	Gets the current page number.
FilterExpression	Gets the filter expression applied to the data.
GroupDescriptions	Gets the group descriptions applied to the data.
HasMoreItems	Gets a value indicating whether this collection can load more items.
IsPlain	Gets whether the group items will be inline with the data items or the items will be the first level of group items.
IsUpdating	Gets a value indicating whether the collection is being updated.
IsVirtualizing	Gets whether the collection is virtualizing its data.
PageSize	Gets or sets the maximum number of items per page.
SortDescriptions	Gets the sort descriptions applied to the data.
Source	Gets or sets the original source collection.
SourceIsDataCollectionList	Gets a value indicating whether the source collection is an C1DataCollectionList<T>.
SourceIsGeneric	Gets a value indicating whether the source collection is a list.
SourceIsList	Gets a value indicating whether the source collection is a list.
SourceIsObservableCollection	Gets a value indicating whether the source collection is an ObservableCollection<T>.
SourceNotifiesChanges	Gets a value indicating whether the source collection notifies changes.
TotalCount	Gets the total number of items in the collection.

Methods

Name	Description
CanFilter(FilterExpression?)	Returns whether the collection is able to filter the specified expression.
CanGroup(params GroupDescription[])	Returns whether the collection is able to group the specified group descriptions.
CanInsert(int, S)	Determines whether a new item can be inserted in the collection at the specified `index`.
CanInsertRange(int, IEnumerable<S>)	Determines whether a new range of items can be inserted in the collection at the specified `startingIndex`.
CanMove(int, int)	Determines whether the item at `fromIndex` can be moved to `toIndex`.
CanMoveRange(int, int, int)	Determines whether the item at `fromIndex` can be moved to `toIndex`.
CanRefresh()	Determines whether the collection can be refreshed.
CanRemove(int)	Determines whether the item at the specified `index` can be removed from the collection.
CanRemoveRange(int, int)	Determines whether a range of items at the specified `startingIndex` can be removed from the collection.
CanReplace(int, S)	Determines whether the item at the specified `index` can be replaced in the collection.
CanReplaceRange(int, IEnumerable<S>)	Determines whether the items starting at the specified `startingIndex` can be replaced in the collection.
CanSort(params SortDescription[])	Returns whether the collection is able to sort the specified sort descriptions.
ConnectAsync(CancellationToken)	Connects the collection to the source.
CreateInternalList(IReadOnlyList<S>)	Creates the internal list from the source.
CreateNewItem()	Creates a new item of the collection.
DisconnectAsync(CancellationToken)	Disconnects the collection from the source.
Dispose(bool)	Called to dispose resources.
FilterAsync(FilterExpression?, CancellationToken)	Filters the data using specified filter expression.
GetLoadedItems()	Returns the items that has be loaded so far.
GetLoadedItems(int?, int?)	Returns the items that has be loaded so far.
GroupAsync(params GroupDescription[])	Groups the collection according to the specified group descriptions.
GroupAsync(GroupDescription[], CancellationToken)	Groups the collection according to the specified group descriptions.
InsertAsync(int, S, CancellationToken)	Inserts the specified `item` at the specified `index` in the collection.
InsertRangeAsync(int, IEnumerable<S>, CancellationToken)	Inserts the specified `items` at the specified `startingIndex` in the collection.
LoadAsync(int?, int?, CancellationToken)	Load the items between the specified indexes.
LoadMoreItemsAsync(int?, CancellationToken)	Loads more items asynchronously.
MoveAsync(int, int, CancellationToken)	Moves an item from the specified `fromIndex` to `toIndex`.
MoveRangeAsync(int, int, int, CancellationToken)	Moves the items starting at the specified `fromIndex` to `toIndex`.
MoveToPageAsync(int, CancellationToken)	Moves to the page `pageIndex`.
OnFilterChanged()	Called after the filter changed.
OnGroupChanged()	Called after the groups changed.
OnPageChanged()	Raises the PageChanged event.
OnSortChanged()	Called after the sort changed.
OnSourceCollectionChanged(object?, NotifyCollectionChangedEventArgs)	Called when the source collection changed.
RefreshAsync(CancellationToken)	Refreshes the collection data.
RemoveAsync(int, CancellationToken)	Removes the item at the specified `index` from the collection.
RemoveRangeAsync(int, int, CancellationToken)	Removes the items at the specified `startingIndex` from the collection.
ReplaceAsync(int, S, CancellationToken)	Replaces the item at the specified `index` by the specified `item`.
ReplaceRangeAsync(int, IEnumerable<S>, CancellationToken)	Replaces the items starting at the specified `startingIndex` by the specified `items`.
SortAsync(params SortDescription[])	Sorts the collection according to the specified sort descriptions.
SortAsync(SortDescription[], CancellationToken)	Sorts the collection according to the specified sort descriptions.
SuppressSourceNotifications()	Disables the notifications while the returned IDisposable is not disposed.

Events

Name	Description
FilterChanged	Raised after a filter operation was performed.
GroupChanged	Raised after a grouping operation was performed.
PageChanged	Occurs after the current page changed.
SortChanged	Raised after a sort operation was performed.