Class ArrangedCellUIElementsManager

Provides routines for managing cells visuals (aka UIElement children) of rendered cells that have been associated with one or more UIElement visuals. An instance of this class can be accessed with the ArrangedCellUIElements property of a VirtualizingCellsControl.

Inheritance
System.Object
ArrangedCellUIElementsManager
Inherited Members
System.Object.ToString()
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
Namespace: Syncfusion.Windows.Controls.Cells
Assembly: Syncfusion.GridCommon.Wpf.dll
Syntax
public class ArrangedCellUIElementsManager

Methods

Contains(RowColumnIndex)

Determines whether the specified cell has UIElement children and if the children are alive.

Declaration
public bool Contains(RowColumnIndex cellRowColumnIndex)
Parameters
Type Name Description
RowColumnIndex cellRowColumnIndex

Index of the cell row column.
Returns
Type Description
System.Boolean

true if the specified cell has UIElement children and if the children are alive; otherwise, false.

GetCellUIElements(RowColumnIndex)

Gets the cell visuals for a cell.

Declaration
public CellUIElements GetCellUIElements(RowColumnIndex cellRowColumnIndex)
Parameters
Type Name Description
RowColumnIndex cellRowColumnIndex

Index of the cell row column.
Returns
Type Description
CellUIElements

GetCellUIElements(Int32, Int32)

Gets the cell visuals for a cell.

Declaration
public CellUIElements GetCellUIElements(int rowIndex, int columnIndex)
Parameters
Type Name Description
System.Int32 rowIndex

Index of the row.
System.Int32 columnIndex

Index of the column.
Returns
Type Description
CellUIElements

InsertColumns(Int32, Int32)

Update visuals cell column and column index when columns were inserted.

Declaration
public void InsertColumns(int insertAtColumnIndex, int count)
Parameters
Type Name Description
System.Int32 insertAtColumnIndex

The column index.
System.Int32 count

The number of inserted columns.

InsertColumns(Int32, Int32, CellUIElementsDictionary)

Update visuals cell column and column index when columns were inserted.

Declaration
public void InsertColumns(int insertAtColumnIndex, int count, CellUIElementsDictionary moveVisuals)
Parameters
Type Name Description
System.Int32 insertAtColumnIndex

The column index.
System.Int32 count

The number of inserted columns.
CellUIElementsDictionary moveVisuals

A container with saved state from a preceeding RemoveColumns(Int32, Int32) call when columns should be moved.

InsertRows(Int32, Int32)

Update visuals cell row and column index when rows were inserted.

Declaration
public void InsertRows(int insertAtRowIndex, int count)
Parameters
Type Name Description
System.Int32 insertAtRowIndex

The row index.
System.Int32 count

The number of inserted rows.

InsertRows(Int32, Int32, CellUIElementsDictionary)

Update visuals cell row and column index when rows were inserted.

Declaration
public void InsertRows(int insertAtRowIndex, int count, CellUIElementsDictionary moveVisuals)
Parameters
Type Name Description
System.Int32 insertAtRowIndex

The row index.
System.Int32 count

The number of inserted rows.
CellUIElementsDictionary moveVisuals

A container with saved state from a preceeding RemoveRows(Int32, Int32) call when rows should be moved.

Invalidate(CellSpanInfoBase)

Marks the visuals for a range of cells to be reinitialized with a call to EraseRenderedCell(RowColumnIndex, Rect) next time OnRender is called.

Declaration
public void Invalidate(CellSpanInfoBase span)
Parameters
Type Name Description
CellSpanInfoBase span

The range of cells.

Invalidate(RowColumnIndex)

Marks the visuals for a cell to be reinitialized with a call to EraseRenderedCell(RowColumnIndex, Rect) next time OnRender is called.

Declaration
public void Invalidate(RowColumnIndex cellRowColumnIndex)
Parameters
Type Name Description
RowColumnIndex cellRowColumnIndex

Index of the cell row column.

RemoveColumns(Int32, Int32)

Update visuals cell column and column index when columns were removed.

Declaration
public void RemoveColumns(int removeAtColumnIndex, int count)
Parameters
Type Name Description
System.Int32 removeAtColumnIndex

The column index.
System.Int32 count

The number of removed columns.

RemoveColumns(Int32, Int32, CellUIElementsDictionary)

Update visuals cell column and column index when columns were removed.

Declaration
public void RemoveColumns(int removeAtColumnIndex, int count, CellUIElementsDictionary moveVisuals)
Parameters
Type Name Description
System.Int32 removeAtColumnIndex

Index of the remove at column.
System.Int32 count

The number of removed columns.
CellUIElementsDictionary moveVisuals

A container to save state for a subsequent InsertColumns(Int32, Int32) call when columns should be moved. When null, cell visuals that belong to the removed columns are unloaded. Otherwise these visuals will be saved into this container.

RemoveRows(Int32, Int32)

Update visuals cell row and column index when rows were removed.

Declaration
public void RemoveRows(int removeAtRowIndex, int count)
Parameters
Type Name Description
System.Int32 removeAtRowIndex

The row index.
System.Int32 count

The number of removed rows.

RemoveRows(Int32, Int32, CellUIElementsDictionary)

Update visuals cell row and column index when rows were removed.

Declaration
public void RemoveRows(int removeAtRowIndex, int count, CellUIElementsDictionary moveVisuals)
Parameters
Type Name Description
System.Int32 removeAtRowIndex

Index of the remove at row.
System.Int32 count

The number of removed rows.
CellUIElementsDictionary moveVisuals

A container to save state for a subsequent InsertRows(Int32, Int32) call when rows should be moved. When null, cell visuals that belong to the removed rows are unloaded. Otherwise these visuals will be saved into this container.

Unload(CellSpanInfoBase)

Clears the visuals for a range of cells and unloads them.

Declaration
public void Unload(CellSpanInfoBase cellSpan)
Parameters
Type Name Description
CellSpanInfoBase cellSpan

The range of cells.

Unload(RowColumnIndex)

Clears the visuals for a single cell only and unloads them.

Declaration
public void Unload(RowColumnIndex cellRowColumnIndex)
Parameters
Type Name Description
RowColumnIndex cellRowColumnIndex

Index of the cell row column.

UnloadAll()

Clears all cell visuals and unloads them.

Declaration
public void UnloadAll()

Extension Methods