Class HelperExtensions

Collection of extension methods e.g. visual tree traversal

Inheritance

Object

HelperExtensions

Inherited Members

Object.Equals(Object)

Object.Equals(Object, Object)

Object.GetHashCode()

Object.GetType()

Object.MemberwiseClone()

Object.ReferenceEquals(Object, Object)

Object.ToString()

Namespace: BionicCode.Utilities.Net

Assembly: BionicCode.Utilities.Net.Wpf.dll

Syntax

public static class HelperExtensions

Methods

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CloneElement(UIElement)

Deep clones a UIElement.

Declaration

public static UIElement CloneElement(this UIElement elementToClone)

Parameters

Type	Name	Description
UIElement	elementToClone

Returns

Type	Description
UIElement	A clone of the `elementToClone` instance.

Remarks

This member uses serialization to produce a clone of the UIElement instance.

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EnumerateVisualChildElements<TChildren>(DependencyObject)

Traverses the visual tree towards the leafs until all elements with a matching element type is found. Returns an IEnumerable<T> to enable deferred traversal.

Declaration

public static IEnumerable<TChildren> EnumerateVisualChildElements<TChildren>(this DependencyObject parent)
    where TChildren : DependencyObject

Parameters

Type	Name	Description
DependencyObject	parent	The current extended DependencyObject.

Returns

Type	Description
IEnumerable<TChildren>	An enumerable collection of matching visual child elements.

Type Parameters

Name	Description
TChildren	The type the visual children must match.

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GetExtremePoints(IEnumerable<Point>)

Declaration

public static (Point MaxX, Point MinX, Point MaxY, Point MinY) GetExtremePoints(this IEnumerable<Point> points)

Parameters

Type	Name	Description
IEnumerable<Point>	points

Returns

Type	Description
System.ValueTuple<Point, Point, Point, Point>

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ToCartesianPoint(Point, Double)

Declaration

public static Point ToCartesianPoint(this Point cartesianPoint, double height)

Parameters

Type	Name	Description
Point	cartesianPoint
Double	height

Returns

Type	Description
Point

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ToDegrees(Double)

Declaration

public static double ToDegrees(this double angleRadians)

Parameters

Type	Name	Description
Double	angleRadians

Returns

Type	Description
Double

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ToRadians(Double)

Declaration

public static double ToRadians(this double angleDegrees)

Parameters

Type	Name	Description
Double	angleDegrees

Returns

Type	Description
Double

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ToScreenPoint(Point, Double)

Declaration

public static Point ToScreenPoint(this Point cartesianPoint, double yAxisPositiveLimit)

Parameters

Type	Name	Description
Point	cartesianPoint
Double	yAxisPositiveLimit

Returns

Type	Description
Point

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TryAssignValue(FrameworkElement, Object)

Tries to add a value to the visual tree of an unknown FrameworkElement. For example if the element is a TextBlock the value is assigned to the Text property.

Declaration

public static bool TryAssignValue(this FrameworkElement frameworkElement, object value)

Parameters

Type	Name	Description
FrameworkElement	frameworkElement
Object	value

Returns

Type	Description
Boolean	`true` if the assignment was succesful. Otherwise `false`.

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TryFindVisualChildElement<TChild>(DependencyObject, out TChild)

Traverses the visual tree towards the leafs until an element with a matching element type is found.

Declaration

public static bool TryFindVisualChildElement<TChild>(this DependencyObject parent, out TChild resultElement)
    where TChild : DependencyObject

Parameters

Type	Name	Description
DependencyObject	parent
TChild	resultElement

Returns

Type	Description
Boolean

Type Parameters

Name	Description
TChild	The type the visual child must match.

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TryFindVisualChildElementByName<TChild>(DependencyObject, String, out TChild)

Traverses the visual tree towards the leafs until an element with a matching element name is found.

Declaration

public static bool TryFindVisualChildElementByName<TChild>(this DependencyObject parent, string childElementName, out TChild resultElement)
    where TChild : FrameworkElement

Parameters

Type	Name	Description
DependencyObject	parent
String	childElementName	The name the visual child's name must match.
TChild	resultElement	The found element or `null` if no matching element was found.

Returns

Type	Description
Boolean	`true` when an element with the specified `childElementName` was found, otherwise `false`.

Type Parameters

Name	Description
TChild

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TryFindVisualParentElement<TParent>(DependencyObject, out TParent)

Traverses the visual tree towards the root until an element with a matching element name is found.

Declaration

public static bool TryFindVisualParentElement<TParent>(this DependencyObject child, out TParent resultElement)
    where TParent : DependencyObject

Parameters

Type	Name	Description
DependencyObject	child
TParent	resultElement

Returns

Type	Description
Boolean

Type Parameters

Name	Description
TParent	The type the visual parent must match.

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TryFindVisualParentElementByName<TChild>(DependencyObject, String, out TChild)

Traverses the visual tree towards the root until an element with a matching element type is found.

Declaration

public static bool TryFindVisualParentElementByName<TChild>(this DependencyObject child, string elementName, out TChild resultElement)
    where TChild : FrameworkElement

Parameters

Type	Name	Description
DependencyObject	child
String	elementName	The element name the visual parent must match.
TChild	resultElement

Returns

Type	Description
Boolean

Type Parameters

Name	Description
TChild