'Declaration Public NotInheritable Class DataGridVirtualizingCollectionView Inherits DataGridVirtualizingCollectionViewBase
'Usage Dim instance As DataGridVirtualizingCollectionView
public sealed class DataGridVirtualizingCollectionView : DataGridVirtualizingCollectionViewBase
System.Object
System.Windows.Threading.DispatcherObject
System.Windows.Data.CollectionView
Xceed.Wpf.DataGrid.DataGridCollectionViewBase
Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase
Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionView
| Name | Description | |
|---|---|---|
 | DataGridVirtualizingCollectionView Constructor | Overloaded. |
| Name | Description | |
|---|---|---|
 | AutoCreateForeignKeyDescriptions | Gets a value indicating whether the foreign key descriptions are automatically created. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| AutoCreateItemProperties | Gets a value indicating whether the item properties are automatically created. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| CanAddNew | Gets a value indicating whether a new item can be added to the collection. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| CanCancelEdit | Gets a value indicating whether the collection can discard pending changes and restore the original values of an edited object. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| CanFilter | Gets a value indicating whether the view supports filtering. (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| CanGroup | Gets a value indicating whether the view supports grouping. (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| CanRemove | Gets a value indicating whether an item can be removed from the collection. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| CanSort | Gets a value indicating whether the view can be sorted. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| CommitMode | Gets or sets a value representing when the CommitItems event will be raised. (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| Comparer | (Inherited from System.Windows.Data.CollectionView) |
| ConnectionError | Gets the connection error. (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| ConnectionState | Gets the connection state of the underlying virtualized collection. (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| Count | Gets the number of items in the view. (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| Culture | Gets or sets the culture to use during sorting. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| CurrentAddItem | Gets the item that is currently being added to the underlying data source. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| CurrentEditItem | Gets the item in the underlying data source that is currently being edited. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| CurrentItem | Gets the current item in the view. (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| CurrentPosition | Gets the position of the CurrentItem within the view. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| Dispatcher | (Inherited from System.Windows.Threading.DispatcherObject) |
| Filter | Gets or sets a callback used to determine if an item is suitable for inclusion in the view. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| GroupDescriptions | Gets a collection of GroupDescription objects that describe how the items in the collection are grouped in the view. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| Groups | Gets the runtime groups that are created based on the GroupDescriptions. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| IsAddingNew | Gets a value indicating whether an add transaction is in progress. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| IsCurrentAfterLast | Gets a value indicating whether the CurrentItem is beyond the end of the collection. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| IsCurrentBeforeFirst | Gets a value indicating whether the CurrentItem is before the beginning of the collection. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| IsEditingItem | Gets a value indicating whether an item in the underlying data source is being edited. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| IsEmpty | Gets a value indicating whether the filtered view is empty. (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| IsInUse | (Inherited from System.Windows.Data.CollectionView) |
| ItemProperties | Gets the DataGridItemProperty objects that determine the characteristics of the items contained in the view. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| ItemType | Gets the type of the items contained in the collection view. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| MaxRealizedItemCount | Gets a value representing the maximum amount of items that can be loaded in memory. (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| NeedsRefresh | Gets a value that indicates whether this view needs to be refreshed. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| PageSize | Gets a value representing the number of items that are contained in each page of data that is loaded in memory. (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| PreemptivePageQueryRatio | Gets or sets a value representing the percentage from the start or the end of a page that, when accessed, will cause the previous or next page to be queried and the items loaded in memory. (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| SortDescriptions | Gets a collection of SortDescription objects that describe how the items in the collection are sorted in the view. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| SourceCollection | Gets the underlying un-filtered collection. (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| Name | Description | |
|---|---|---|
 | AllowsCrossThreadChanges | (Inherited from System.Windows.Data.CollectionView) |
| IsCurrentInSync | (Inherited from System.Windows.Data.CollectionView) |
| IsDynamic | (Inherited from System.Windows.Data.CollectionView) |
| IsRefreshDeferred | (Inherited from System.Windows.Data.CollectionView) |
| UpdatedOutsideDispatcher | (Inherited from System.Windows.Data.CollectionView) |
| Name | Description | |
|---|---|---|
 | AddNew | Adds a new item to the underlying data source. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| CancelEdit | Cancels the edit process. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| CancelNew | Discards the new item added through a call to the AddNew method before it is committed. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| CommitAll | Raises the CommitItems event for each page with modified data even if those pages are not being released from memory. (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| CommitEdit | Commits the modifications made to the item in the underlying data source that is being edited. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| CommitNew | Commits the new item to the underlying data source. (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| Contains | Returns a value indicating whether the specified item exists in the collection. (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| DeferRefresh | Enters a defer cycle that you can use to merge changes to the view and delay automatic refresh. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| DetachFromSourceCollection | (Inherited from System.Windows.Data.CollectionView) |
| EditItem | Edits the specified item in the underlying data source. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| GetItemAt | Retrieves the item at the specified index in the view. (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| IndexOf | Returns the zero-based index of the specified item. (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| MoveCurrentTo | (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| MoveCurrentToFirst | (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| MoveCurrentToLast | (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| MoveCurrentToNext | (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| MoveCurrentToPosition | Sets the item at the specified index as the new CurrentItem. (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| MoveCurrentToPrevious | (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| PassesFilter | Returns a value indicating whether the specified item in the underlying data source passes the filtering criteria, and is therefore included in the view. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| Refresh | Recreates the view. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| Remove | (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| RemoveAt | Removes the item at the specified index from the underlying data source. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| Name | Description | |
|---|---|---|
 | AbortQueryItems | Raised when a QueryItems event has been raised for a page of data that is no longer needed and whose corresponding AsyncQueryInfo object's EndQuery method has not yet been called, allowing the pending operation to be canceled and preventing useless processing on the data server. |
| BeginningEdit | Raised when the EditItem method has been called to signal that the edit process of an item in the underlying data source is about to begin. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| CancelingEdit | Raised when the CancelEdit >method has been called to signal that the edit process of an item in the underlying data source is about to be canceled. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| CancelingNewItem | Raised when the CancelNew method has been called to signal that the insertion process of a new item is about to be canceled. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| CommitItems | Raised when a page of data that contains edited items is about to be released from memory. This event must be handled when dealing with an editable grid. (Inherited from Xceed.Wpf.DataGrid.DataGridVirtualizingCollectionViewBase) |
| CommittingEdit | Raised when the CommitEdit method has been called to signal that modifications made to an item in the underlying data source are about to be committed. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| CommittingNewItem | Raised when the CommitNew method has been called to signal that a new item is about to be committed to the underlying data source. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| CreatingNewItem | Raised when the AddNew method has been called to signal that a new item is about to be created. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| CurrentChanged | (Inherited from System.Windows.Data.CollectionView) |
| CurrentChanging | (Inherited from System.Windows.Data.CollectionView) |
| EditBegun | Raised after the BeginningEdit event to signal that the edit process of an item in the underlying data source has begun. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| EditCanceled | Raised after the CancelingEdit event to signal that the edit process of an item in the underlying data source has been canceled. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| EditCommitted | Raised after the CommittingEdit event to signal that the modifications made to an item in the underlying data source have been committed. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| InitializingNewItem | Raised after the CreatingNewItem event to allow the new item to be initialized. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| ItemRemoved | Raised after the RemovingItem event to signal that an item has been removed from the underlying data source. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| NewItemCanceled | Raised after the CancelingNewItem event to signal that the insertion process of a new item has been canceled. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| NewItemCommitted | Raised after the CommittingNewItem event to signal that a new item has been committed to the underlying data source. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| NewItemCreated | Raised after the CreatingNewItem and InitializingNewItem events to signal that a new item has been created. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| QueryGroups | Raised to allow the data items contained in a virtualized collection view to be grouped using the information provided by the QueryGroupsEventsArgs received in the event parameters. |
| QueryItemCount | Raised every time the grid is loaded or refreshed or its state changes (e.g., new sorting or filtering criteria are applied), the total number of records in the underlying data source must be provided, taking into account any filters that are currently applied to the items. This event must be handled. |
| QueryItems | Raised whenever new records are required, allowing the next batch of records to be fetched from the data source and provided to the grid. This event must be handled. |
| RemovingItem | Raised when the Remove ora href="Xceed.Wpf.DataGrid.Toolkit~Xceed.Wpf.DataGrid.DataGridCollectionViewBase~RemoveAt.html">RemoveAt methods have been called to signal that an item is about to be removed from the underlying data source. (Inherited from Xceed.Wpf.DataGrid.DataGridCollectionViewBase) |
| Name | Description | |
|---|---|---|
 | CollectionChanged | (Inherited from System.Windows.Data.CollectionView) |
| PropertyChanged | (Inherited from System.Windows.Data.CollectionView) |
Target Platforms: Windows 11, Windows 10, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
