Class TrippleBorder

Represents element that is used to draw 3 borders at once.

Inheritance

System.Object

TrippleBorder

Namespace: Syncfusion.Windows.Shared

Assembly: Syncfusion.Shared.WPF.dll

Syntax

public class TrippleBorder : Decorator

Constructors

TrippleBorder()

Initializes a new instance of the TrippleBorder class.

Declaration

public TrippleBorder()

Fields

BorderThicknessProperty

Identifies BorderThickness dependency property.

Declaration

public static readonly DependencyProperty BorderThicknessProperty

Field Value

Type
System.Windows.DependencyProperty

CornerRadiusProperty

Identifies CornerRadius dependency property.

Declaration

public static readonly DependencyProperty CornerRadiusProperty

Field Value

Type
System.Windows.DependencyProperty

InsideBorderBrushProperty

Identifies InsideBorderBrush dependency property.

Declaration

public static readonly DependencyProperty InsideBorderBrushProperty

Field Value

Type
System.Windows.DependencyProperty

InsideBorderThicknessProperty

Identifies InsideBorderThickness dependency property.

Declaration

public static readonly DependencyProperty InsideBorderThicknessProperty

Field Value

Type
System.Windows.DependencyProperty

OutsideBorderBrushProperty

Identifies OutsideBorderBrush dependency property.

Declaration

public static readonly DependencyProperty OutsideBorderBrushProperty

Field Value

Type
System.Windows.DependencyProperty

OutsideBorderThicknessProperty

Identifies OutsideBorderThickness dependency property.

Declaration

public static readonly DependencyProperty OutsideBorderThicknessProperty

Field Value

Type
System.Windows.DependencyProperty

Properties

AdornerChild

Gets or sets the adorner child.

Declaration

public UIElement AdornerChild { get; set; }

Property Value

Type	Description
System.Windows.UIElement	The adorner child.

Background

Gets or sets the value that specifies the brush used for filling background.

Declaration

public Brush Background { get; set; }

Property Value

Type	Description
System.Windows.Media.Brush	Type: System.Windows.Media.Brush Value that specifies the brush used for filling background.

BorderBrush

Gets or sets the value that specifies the brush that should be used for drawing central border. This is dependency property.

Declaration

public Brush BorderBrush { get; set; }

Property Value

Type	Description
System.Windows.Media.Brush	Type: System.Windows.Media.Brush Value that specifies the brush that should be used for drawing central border.

BorderThickness

Gets or sets the value that specifies the thickness of the borders. This is dependency property.

Declaration

public double BorderThickness { get; set; }

Property Value

Type	Description
System.Double	Type: System.Double Double value that represents the thickness of the borders.

Remarks

While the standard border takes value of the System.Windows.Thickness type, we use a double value to improve rendering performance.

CornerRadius

Gets or sets the value that specifies the radius of the corners. This is dependency property.

Declaration

public CornerRadius CornerRadius { get; set; }

Property Value

Type	Description
System.Windows.CornerRadius	Type: System.Double Double value that represents the radius of corners.

Remarks

While the standard border takes value of the System.Windows.Thickness type, we use a double value to improve rendering performance.

InsideBorderBrush

Gets or sets the value that specifies the brush that should be used for drawing inside border. This is dependency property.

Declaration

public Brush InsideBorderBrush { get; set; }

Property Value

Type	Description
System.Windows.Media.Brush	Type: System.Windows.Media.Brush Value that specifies the brush that should be used for drawing inside border.

InsideBorderThickness

Gets or sets the value that specifies the thickness of the inside border.

Declaration

public double InsideBorderThickness { get; set; }

Property Value

Type	Description
System.Double	Type: System.Double Double value that specifies the thickness of the inside border.

Remarks

While the standard border takes value of the System.Windows.Thickness type, we use a double value to improve rendering performance.

LogicalChildren

Gets an enumerator that can be used to iterate the logical child elements of a TrippleBorder.

Declaration

protected override IEnumerator LogicalChildren { get; }

Property Value

Type	Description
System.Collections.IEnumerator	An enumerator that can be used to iterate the logical child elements of a TrippleBorder.

OutsideBorderBrush

Gets or sets the value that specifies the brush that should be used for drawing outside border.

Declaration

public Brush OutsideBorderBrush { get; set; }

Property Value

Type	Description
System.Windows.Media.Brush	Type: System.Windows.Media.Brush Value that represents the brush that should be used for drawing outside border.

OutsideBorderThickness

Gets or sets the value that specifies the thickness of the outside border.

Declaration

public double OutsideBorderThickness { get; set; }

Property Value

Type	Description
System.Double	Type: System.Double Double value that specifies the thickness of the outside border.

Remarks

While the standard border takes value of the System.Windows.Thickness type, we use a double value to improve rendering performance.

VisualChildrenCount

Gets a value that is equal to the number of visual child elements of this instance of TrippleBorder.

Declaration

protected override int VisualChildrenCount { get; }

Property Value

Type	Description
System.Int32	The number of visual child elements.

Methods

ArrangeOverride(Size)

Arranges child element and light-weight adorner, calculates areas of borders drawing.

Declaration

protected override Size ArrangeOverride(Size arrangeSize)

Parameters

Type	Name	Description
System.Windows.Size	arrangeSize	Specifies the supposed size of the control.

Returns

Type	Description
System.Windows.Size	Returns the actually used size. It can be larger than the initial size in case when the initial size is too small to draw all borders.

GetVisualChild(Int32)

Gets the child Visual element at the specified index position.

Declaration

protected override Visual GetVisualChild(int index)

Parameters

Type	Name	Description
System.Int32	index	Index position of the child element.

Returns

Type	Description
System.Windows.Media.Visual	The child element at the specified index position.

Exceptions

Type	Condition
System.ArgumentOutOfRangeException	Index is greater than the number of visual child elements.

MeasureOverride(Size)

Measures the child element of a TrippleBorder to prepare for arranging it during the ArrangeOverride(Size) pass.

Declaration

protected override Size MeasureOverride(Size constraint)

Parameters

Type	Name	Description
System.Windows.Size	constraint	An upper limit System.Windows.Size that should not be exceeded.

Returns

Type	Description
System.Windows.Size	The target System.Windows.Size of the element.

OnRender(DrawingContext)

Renders three rectangles.

Declaration

protected override void OnRender(DrawingContext drawingContext)

Parameters

Type	Name	Description
System.Windows.Media.DrawingContext	drawingContext	Context for drawing.

Events

BorderBrushChanged

Event that is raised when BorderBrush property is changed.

Declaration

public event PropertyChangedCallback BorderBrushChanged

Event Type

Type
System.Windows.PropertyChangedCallback

BorderThicknessChanged

Event that is raised when BorderThickness property is changed.

Declaration

public event PropertyChangedCallback BorderThicknessChanged

Event Type

Type
System.Windows.PropertyChangedCallback

InsideBorderBrushChanged

Event that is raised when InsideBorderBrush property is changed.

Declaration

public event PropertyChangedCallback InsideBorderBrushChanged

Event Type

Type
System.Windows.PropertyChangedCallback

InsideBorderThicknessChanged

Event that is raised when InsideBorderThickness property is changed.

Declaration

public event PropertyChangedCallback InsideBorderThicknessChanged

Event Type

Type
System.Windows.PropertyChangedCallback

OutsideBorderBrushChanged

Event that is raised when OutsideBorderBrush property is changed.

Declaration

public event PropertyChangedCallback OutsideBorderBrushChanged

Event Type

Type
System.Windows.PropertyChangedCallback

OutsideBorderThicknessChanged

Event that is raised when OutsideBorderThickness property is changed.

Declaration

public event PropertyChangedCallback OutsideBorderThicknessChanged

Event Type

Type
System.Windows.PropertyChangedCallback