Class FocusManagerHelper

Helper class which holds the properties and operations related with focus of UIElement and Visual objects.

Inheritance

System.Object

FocusManagerHelper

Namespace: Syncfusion.UI.Xaml.CellGrid.Helpers

Assembly: Syncfusion.SfCellGrid.UWP.dll

Syntax

public static class FocusManagerHelper : Object

Fields

FocusedElementProperty

Represents a property that can be set when you need to focus the element.

Declaration

public static readonly DependencyProperty FocusedElementProperty

Field Value

Type
Windows.UI.Xaml.DependencyProperty

WantsKeyInputProperty

Represents a property that handles the template element.

Declaration

public static readonly DependencyProperty WantsKeyInputProperty

Field Value

Type
Windows.UI.Xaml.DependencyProperty

Methods

FindElementsOfType<T>(FrameworkElement)

Searches the subtree of an element (including that element) for an element of a particluar type.

Declaration

public static IEnumerable<T> FindElementsOfType<T>(this FrameworkElement element)
    where T : class

Parameters

Type	Name	Description
Windows.UI.Xaml.FrameworkElement	element	Framework Element.

Returns

Type
System.Collections.Generic.IEnumerable<T>

Type Parameters

Name
T

FindVisualChildren<T>(DependencyObject)

Returns the child visual object from the specified collection index within a specified parent.

Declaration

public static IEnumerable<T> FindVisualChildren<T>(DependencyObject parent)
    where T : DependencyObject

Parameters

Type	Name	Description
Windows.UI.Xaml.DependencyObject	parent	The parent visual, referenced as a System.Windows.DependencyObject.

Returns

Type	Description
System.Collections.Generic.IEnumerable<T>	The index value of the child visual object.

Type Parameters

Name	Description
T	A specified type.

GetFocusedElement(UIElement)

Gets the value from the focused element.

Declaration

public static bool GetFocusedElement(UIElement element)

Parameters

Type	Name	Description
Windows.UI.Xaml.UIElement	element	UIElement

Returns

Type	Description
System.Boolean	True or False.

GetFocusedUIElement(UIElement)

Generic method to get the child object

Declaration

public static UIElement GetFocusedUIElement(UIElement obj)

Parameters

Type	Name	Description
Windows.UI.Xaml.UIElement	obj	UIElement.

Returns

Type
Windows.UI.Xaml.UIElement

GetWantsKeyInput(UIElement)

Gets the value from KeyInput element.

Declaration

public static bool GetWantsKeyInput(UIElement style)

Parameters

Type	Name	Description
Windows.UI.Xaml.UIElement	style	UIElement.

Returns

Type	Description
System.Boolean	True or False.

SetFocusedElement(UIElement, Boolean)

Sets the values for the focused element.

Declaration

public static void SetFocusedElement(UIElement element, bool value)

Parameters

Type	Name	Description
Windows.UI.Xaml.UIElement	element	UIElement.
System.Boolean	value	True or False.

SetWantsKeyInput(UIElement, Boolean)

Sets the value to KeyInput element.

Declaration

public static void SetWantsKeyInput(UIElement style, bool value)

Parameters

Type	Name	Description
Windows.UI.Xaml.UIElement	style	UIElement.
System.Boolean	value	True or False .