Class VisualContainer

This is a scrollable visual container which contains the all panels(CellsPanel, BordersPanel, SelectionPanel) of Grid as Children. Handles the arrange and measure logic of all elements.

Inheritance
System.Object
ScrollableFrame
VisualContainer
VisualContainerExt
Implements
System.Windows.Controls.Primitives.IScrollInfo
System.IDisposable
Inherited Members
Namespace: Syncfusion.UI.Xaml.CellGrid
Assembly: Syncfusion.SfCellGrid.WPF.dll
Syntax
public class VisualContainer : ScrollableFrame, IScrollableInfo, IScrollInfo, IDisposable

Constructors

VisualContainer()

Creates a new instance.

Declaration
public VisualContainer()

Methods

ArrangeChildPanels(Rect)

Arrange the child panels.

Declaration
protected virtual void ArrangeChildPanels(Rect rect)
Parameters
Type Name Description
System.Windows.Rect rect

ArrangeOverride(Size)

Declaration
protected override Size ArrangeOverride(Size finalSize)
Parameters
Type Name Description
System.Windows.Size finalSize
Returns
Type
System.Windows.Size
Overrides

CreateSelectionPanel()

Creates the SelectionPanel.

Declaration
protected virtual SelectionPanel CreateSelectionPanel()
Returns
Type
SelectionPanel

Dispose(Boolean)

Dispose the live instances.

Declaration
protected override void Dispose(bool disposing)
Parameters
Type Name Description
System.Boolean disposing

Dispose the instance, if it is True
Overrides

GetClipRect(ScrollAxisRegion, ScrollAxisRegion)

Gets the clipping bounds for the specified row and column region.

Declaration
public Rect GetClipRect(ScrollAxisRegion rowRegion, ScrollAxisRegion columnRegion)
Parameters
Type Name Description
ScrollAxisRegion rowRegion

The row region.
ScrollAxisRegion columnRegion

The column region.
Returns
Type Description
System.Windows.Rect

A GetClipRect(ScrollAxisRegion, ScrollAxisRegion) with clipping bounds.

InitializeChildPanels()

Initialize and add the child panels.

Declaration
protected virtual void InitializeChildPanels()

InvalidateMeasureInfo()

Invalidates all the child panels.

Declaration
public override void InvalidateMeasureInfo()
Overrides

MeasureChildPanels(Size)

Measure the child panels.

Declaration
protected virtual void MeasureChildPanels(Size availableSize)
Parameters
Type Name Description
System.Windows.Size availableSize

MeasureOverride(Size)

Declaration
protected override Size MeasureOverride(Size availableSize)
Parameters
Type Name Description
System.Windows.Size availableSize
Returns
Type
System.Windows.Size
Overrides

OnScrollColumns_Changed(Object, ScrollChangedEventArgs)

Used to refresh the columns when visiblecolumns collection changed

Declaration
protected override void OnScrollColumns_Changed(object sender, ScrollChangedEventArgs e)
Parameters
Type Name Description
System.Object sender
ScrollChangedEventArgs e
Overrides

RangeToRect(ScrollAxisRegion, ScrollAxisRegion, GridRangeInfo, Boolean, Boolean)

For internal use.

Declaration
public Rect RangeToRect(ScrollAxisRegion rowRegion, ScrollAxisRegion columnRegion, GridRangeInfo range, bool allowEstimatesForOutOfViewRows, bool allowEstimatesForOutOfViewColumns)
Parameters
Type Name Description
ScrollAxisRegion rowRegion

Scroll axis region for row.
ScrollAxisRegion columnRegion

Scroll axis region for column.
GridRangeInfo range

Cell range.
System.Boolean allowEstimatesForOutOfViewRows

If set to true, allows estimate for out of view rows.
System.Boolean allowEstimatesForOutOfViewColumns

If set to true, allows estimate for out of view columns.
Returns
Type Description
System.Windows.Rect

Visible rectangle for the given range.

RangeToRect(ScrollAxisRegion, ScrollAxisRegion, RowColumnIndex, Boolean, Boolean)

For internal use.

Declaration
public Rect RangeToRect(ScrollAxisRegion rowRegion, ScrollAxisRegion columnRegion, RowColumnIndex rowcolumn, bool allowEstimatesForOutOfViewRows, bool allowEstimatesForOutOfViewColumns)
Parameters
Type Name Description
ScrollAxisRegion rowRegion

Scroll axis region for row.
ScrollAxisRegion columnRegion

Scroll axis region for column.
RowColumnIndex rowcolumn

Cell range.
System.Boolean allowEstimatesForOutOfViewRows

If set to true, allows estimate for out of view rows.
System.Boolean allowEstimatesForOutOfViewColumns

If set to true, allows estimate for out of view columns.
Returns
Type Description
System.Windows.Rect

Visible rectangle for the given range.

UpdateAxis(Size)

Declaration
public override void UpdateAxis(Size availableSize)
Parameters
Type Name Description
System.Windows.Size availableSize
Overrides

Implements

System.Windows.Controls.Primitives.IScrollInfo
System.IDisposable