public abstract class GridVirtualizingCellRendererBase<D, E> : GridCellRendererBase, IGridCellRenderer, IDisposable where D : FrameworkElement, new()
    where E : FrameworkElement, new()

Type Parameters

Name
D
E

Constructors

GridVirtualizingCellRendererBase()

Declaration

public GridVirtualizingCellRendererBase()

Fields

DisplayRecycleBin

Creates a new instance of class.

Declaration

protected VirtualizingCellUIElementBin<D> DisplayRecycleBin

Field Value

Type
VirtualizingCellUIElementBin<D>

EditRecycleBin

Creates a new instance of class.

Declaration

protected VirtualizingCellUIElementBin<E> EditRecycleBin

Field Value

Type
VirtualizingCellUIElementBin<E>

TemplateRecycleBin

Creates a new instance of class.

Declaration

protected VirtualizingCellUIElementBin<ContentControl> TemplateRecycleBin

Field Value

Type
VirtualizingCellUIElementBin<Windows.UI.Xaml.Controls.ContentControl>

Properties

AllowRecycle

Gets or sets a value indicating whether elements can be recycled when scrolled out of view. In this case when a cell is scrolled out of view it is moved into a recycle bin and the next time a new element is scrolled into view the element is recovered from the recycle bin and reinitialized with the new content of the cell. The default value is false.

Declaration

public bool AllowRecycle { get; set; }

Property Value

Type	Description
System.Boolean	`true` if elements can be recycled when scrolled out of view; otherwise, `false`.

Methods

BeginEdit(RowColumnIndex, GridCell, GridStyleInfo, String)

Declaration

public override sealed bool BeginEdit(RowColumnIndex cellRowColumnIndex, GridCell cellContainer, GridStyleInfo style, string text)

Parameters

Type	Name	Description
RowColumnIndex	cellRowColumnIndex
GridCell	cellContainer
GridStyleInfo	style
System.String	text

Returns

Type
System.Boolean

Overrides

GridCellRendererBase.BeginEdit(RowColumnIndex, GridCell, GridStyleInfo, String)

ClearRecycleBin()

Clears all the items from RecycleBin.

Declaration

public override void ClearRecycleBin()

Overrides

GridCellRendererBase.ClearRecycleBin()

Dispose(Boolean)

Releases all resources used by the Syncfusion.UI.Xaml.Spreadsheet.CellRenderer.SpreadsheetVirtualizingCellRendererBase.

Declaration

protected override void Dispose(bool disposing)

Parameters

Type	Name	Description
System.Boolean	disposing	Dispose the instance, if it is True

Overrides

GridCellRendererBase.Dispose(Boolean)

Remarks

Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.

EndEdit(RowColumnIndex, GridCell, GridStyleInfo)

Declaration

public override sealed bool EndEdit(RowColumnIndex cellRowColumnIndex, GridCell cellContainer, GridStyleInfo style)

Parameters

Type	Name	Description
RowColumnIndex	cellRowColumnIndex
GridCell	cellContainer
GridStyleInfo	style

Returns

Type
System.Boolean

Overrides

GridCellRendererBase.EndEdit(RowColumnIndex, GridCell, GridStyleInfo)

GetFormattedText(GridStyleInfo)

Declaration

public override string GetFormattedText(GridStyleInfo style)

Parameters

Type	Name	Description
GridStyleInfo	style

Returns

Type
System.String

Overrides

GridCellRendererBase.GetFormattedText(GridStyleInfo)

InitializeDisplayElement(RowColumnIndex, D, GridStyleInfo, String)

Declaration

public void InitializeDisplayElement(RowColumnIndex rowColumnIndex, D uiElement, GridStyleInfo style, string text)

Parameters

Type	Name	Description
RowColumnIndex	rowColumnIndex
D	uiElement
GridStyleInfo	style
System.String	text

InitializeEditElement(RowColumnIndex, E, GridStyleInfo, String)

Declaration

public void InitializeEditElement(RowColumnIndex rowColumnIndex, E uiElement, GridStyleInfo style, string text)

Parameters

Type	Name	Description
RowColumnIndex	rowColumnIndex
E	uiElement
GridStyleInfo	style
System.String	text

InitializeTemplateElement(RowColumnIndex, ContentControl, GridStyleInfo)

Declaration

public void InitializeTemplateElement(RowColumnIndex rowColumnIndex, ContentControl uiElement, GridStyleInfo style)

Parameters

Type	Name	Description
RowColumnIndex	rowColumnIndex
Windows.UI.Xaml.Controls.ContentControl	uiElement
GridStyleInfo	style

OnArrange(RowColumnIndex, UIElement, Rect)

Invoked when the visual children of cell is arranged in view.

Declaration

protected override void OnArrange(RowColumnIndex cellRowColumnIndex, UIElement uiElement, Rect cellRect)

Parameters

Type	Name	Description
RowColumnIndex	cellRowColumnIndex	The Coordinates of the cell.
Windows.UI.Xaml.UIElement	uiElement	The corresponding UIElement that is to be arranged.
Windows.Foundation.Rect	cellRect	The corresponding size of cell element for arranging the UIElement.

Overrides

GridCellRendererBase.OnArrange(RowColumnIndex, UIElement, Rect)

OnCreateDisplayUIElement()

Creates a new UIElement for the display mode of cell.

Declaration

protected virtual D OnCreateDisplayUIElement()

Returns

Type	Description
D	A UIElement for the display mode.

OnCreateEditUIElement()

Creates a new UIElement for the edit mode of cell.

Declaration

protected virtual E OnCreateEditUIElement()

Returns

Type	Description
E	A UIElement for the edit mode.

OnCreateTemplateUIElement()

Creates a new template UIElement for the cell.

Declaration

protected virtual ContentControl OnCreateTemplateUIElement()

Returns

Type	Description
Windows.UI.Xaml.Controls.ContentControl	An instance of System.Windows.Controls.

OnEditElementLoaded(Object, RoutedEventArgs)

Occurs when the Edit UIElement loaded in .

Declaration

protected virtual void OnEditElementLoaded(object sender, RoutedEventArgs e)

Parameters

Type	Name	Description
System.Object	sender	The source of the event.
Windows.UI.Xaml.RoutedEventArgs	e	An System.Windows.RoutedEventArgs that contains the event data.

OnEditElementLostFocus(Object, RoutedEventArgs)

Declaration

protected virtual void OnEditElementLostFocus(object sender, RoutedEventArgs e)

Parameters

Type	Name	Description
System.Object	sender
Windows.UI.Xaml.RoutedEventArgs	e

OnEditingComplete(UIElement)

Invoked when the editing operation is completed on the cell.

Declaration

protected virtual void OnEditingComplete(UIElement currentRendererElement)

Parameters

Type	Name	Description
Windows.UI.Xaml.UIElement	currentRendererElement	An instance of .

OnEnteredEditMode(UIElement)

Invoked when the cell is being entered into the edit mode.

Declaration

protected virtual void OnEnteredEditMode(UIElement currentRendererElement)

Parameters

Type	Name	Description
Windows.UI.Xaml.UIElement	currentRendererElement	An instance of .

OnInitializeDisplayElement(RowColumnIndex, D, GridStyleInfo, String)

Declaration

protected abstract void OnInitializeDisplayElement(RowColumnIndex rowColumnIndex, D uiElement, GridStyleInfo style, string text)

Parameters

Type	Name	Description
RowColumnIndex	rowColumnIndex
D	uiElement
GridStyleInfo	style
System.String	text

OnInitializeEditElement(RowColumnIndex, E, GridStyleInfo, String)

Declaration

protected abstract void OnInitializeEditElement(RowColumnIndex rowColumnIndex, E uiElement, GridStyleInfo style, string text)

Parameters

Type	Name	Description
RowColumnIndex	rowColumnIndex
E	uiElement
GridStyleInfo	style
System.String	text

OnInitializeTemplateElement(RowColumnIndex, ContentControl, GridStyleInfo)

Declaration

protected abstract void OnInitializeTemplateElement(RowColumnIndex rowColumnIndex, ContentControl uiElement, GridStyleInfo style)

Parameters

Type	Name	Description
RowColumnIndex	rowColumnIndex
Windows.UI.Xaml.Controls.ContentControl	uiElement
GridStyleInfo	style

OnMeasure(RowColumnIndex, UIElement, Size)

Invoked to determine the size of the current cell.

Declaration

protected override void OnMeasure(RowColumnIndex cellRowColumnIndex, UIElement uiElement, Size availableSize)

Parameters

Type	Name	Description
RowColumnIndex	cellRowColumnIndex	Coordinates of a cell.
Windows.UI.Xaml.UIElement	uiElement	The corresponding UIElement to measure.
Windows.Foundation.Size	availableSize	The size of element.

Overrides

GridCellRendererBase.OnMeasure(RowColumnIndex, UIElement, Size)

OnPrepareUIElements(RowColumnIndex, GridCell, GridStyleInfo, String, Boolean)

Declaration

protected override sealed GridCell OnPrepareUIElements(RowColumnIndex cellRowColumnIndex, GridCell cellContainer, GridStyleInfo style, string text, bool isInEdit)

Parameters

Type	Name	Description
RowColumnIndex	cellRowColumnIndex
GridCell	cellContainer
GridStyleInfo	style
System.String	text
System.Boolean	isInEdit

Returns

Type
GridCell

Overrides

GridCellRendererBase.OnPrepareUIElements(RowColumnIndex, GridCell, GridStyleInfo, String, Boolean)

OnUnloadUIElements(GridCell)

Invoked when the cell is scrolled out of view or unloaded from the view. overrides this method and either removes the cell renderer visuals from the parent or hide them and reuse it later in same element depending on whether was set.

Declaration

protected override void OnUnloadUIElements(GridCell uiElement)

Parameters

Type	Name	Description
GridCell	uiElement	An instance of GridCell.

Overrides

GridCellRendererBase.OnUnloadUIElements(GridCell)

OnUnwireDisplayUIElement(D)

Unwires the events associated with display UIElement.

Declaration

protected virtual void OnUnwireDisplayUIElement(D uiElement)

Parameters

Type	Name	Description
D	uiElement	The corresponding display UIElement to unwire its events.

OnUnwireEditUIElement(E)

Unwires the events associated with edit UIElement.

Declaration

protected virtual void OnUnwireEditUIElement(E uiElement)

Parameters

Type	Name	Description
E	uiElement	The corresponding edit UIElement to unwire its events.

OnUnWireTemplateUIElement(ContentControl)

Unwires the events associated with template UIElement.

Declaration

protected virtual void OnUnWireTemplateUIElement(ContentControl uiElement)

Parameters

Type	Name	Description
Windows.UI.Xaml.Controls.ContentControl	uiElement	The corresponding template UIElement to unwire its events.

OnUpdateCellStyle(RowColumnIndex, D, GridStyleInfo, String)

Declaration

protected virtual void OnUpdateCellStyle(RowColumnIndex cellRowColumnIndex, D uiElement, GridStyleInfo style, string text)

Parameters

Type	Name	Description
RowColumnIndex	cellRowColumnIndex
D	uiElement
GridStyleInfo	style
System.String	text

OnUpdateEditCellStyle(RowColumnIndex, E, GridStyleInfo, String)

Declaration

protected virtual void OnUpdateEditCellStyle(RowColumnIndex cellRowColumnIndex, E uiElement, GridStyleInfo style, string text)

Parameters

Type	Name	Description
RowColumnIndex	cellRowColumnIndex
E	uiElement
GridStyleInfo	style
System.String	text

OnUpdateTemplateElement(ContentControl, GridStyleInfo)

Updates the Template UIElement with particular style info.

Declaration

protected virtual void OnUpdateTemplateElement(ContentControl uiElement, GridStyleInfo style)

Parameters

Type	Name	Description
Windows.UI.Xaml.Controls.ContentControl	uiElement	Corresponding UIElement to update the template element.
GridStyleInfo	style	An instance of IStyle.

OnWireDisplayUIElement(D)

Wires the events associated with display UIElement.

Declaration

protected virtual void OnWireDisplayUIElement(D uiElement)

Parameters

Type	Name	Description
D	uiElement	The corresponding display UIElement to wire its events.

OnWireEditUIElement(E)

Wires the events associated with edit UIElement.

Declaration

protected virtual void OnWireEditUIElement(E uiElement)

Parameters

Type	Name	Description
E	uiElement	The corresponding edit UIElement to wire its events.

OnWireTemplateUIElement(ContentControl)

Wires the events associated with template UIElement.

Declaration

protected virtual void OnWireTemplateUIElement(ContentControl uiElement)

Parameters

Type	Name	Description
Windows.UI.Xaml.Controls.ContentControl	uiElement	The corresponding template UIElement to wire its events.

UpdateCellStyle(RowColumnIndex, GridCell, GridStyleInfo, String, Boolean)

Declaration

public override sealed void UpdateCellStyle(RowColumnIndex cellRowColumnIndex, GridCell uiElement, GridStyleInfo style, string text, bool isInEdit)

Parameters

Type	Name	Description
RowColumnIndex	cellRowColumnIndex
GridCell	uiElement
GridStyleInfo	style
System.String	text
System.Boolean	isInEdit

Overrides

GridCellRendererBase.UpdateCellStyle(RowColumnIndex, GridCell, GridStyleInfo, String, Boolean)

Implements

IGridCellRenderer

System.IDisposable

Extension Methods

DateTimeExtension.ToDateTime(Object)