Class NavigationService

Used to programmatically initiate navigation, primarily from within a Page.

Inheritance
System.Object
NavigationService
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: System.Windows.Navigation
Assembly: Controls.Navigation.OpenSilver.dll
Syntax
public sealed class NavigationService

Properties

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CanGoBack

Gets a value used to determine if there are any entries on the back stack

Declaration
public bool CanGoBack { get; }
Property Value
Type Description
System.Boolean
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CanGoForward

Gets a value used to determine if there are any entries on the forward stack

Declaration
public bool CanGoForward { get; }
Property Value
Type Description
System.Boolean
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CurrentSource

Gets the Uri of the content currently hosted in the Frame.

Declaration
public Uri CurrentSource { get; }
Property Value
Type Description
Uri
Remarks

This value may be different from Source if Source is set and the navigation has not yet completed. CurrentSource reflects the page currently in the frame at all times, even when an async loading operation is in progress.

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Source

Gets or sets the Uri of the content currently hosted in the Frame.

Declaration
public Uri Source { get; set; }
Property Value
Type Description
Uri
Remarks

This value may be different from CurrentSource if Source is set and the navigation has not yet completed. CurrentSource reflects the page currently in the frame at all times, even when an async loading operation is in progress.

Methods

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GoBack()

Navigate to the previous entry in the Journal

Declaration
public void GoBack()
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GoForward()

Navigate to the next entry in the Journal

Declaration
public void GoForward()
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Navigate(Uri)

Navigate to source

Declaration
public bool Navigate(Uri source)
Parameters
Type Name Description
Uri source

The Uri to begin navigating to
Returns
Type Description
System.Boolean

Always returns true.
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Refresh()

Refreshes the current page

Declaration
public void Refresh()
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StopLoading()

StopLoading aborts asynchronous navigations that haven't been processed yet. The NavigationStopped event is raised only if the navigation was actually aborted - if navigation is too far along to be canceled, then navigation may still complete and the Navigated event will be raised.

Declaration
public void StopLoading()

Events

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FragmentNavigation

Occurs when a navigation occurs within a page.

Declaration
public event FragmentNavigationEventHandler FragmentNavigation
Event Type
Type Description
FragmentNavigationEventHandler
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Navigated

Occurs when the NavigationService has navigated.

Declaration
public event NavigatedEventHandler Navigated
Event Type
Type Description
NavigatedEventHandler
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Navigating

Occurs when the NavigationService is starting to navigate.

Declaration
public event NavigatingCancelEventHandler Navigating
Event Type
Type Description
NavigatingCancelEventHandler
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NavigationFailed

Occurs when the an exception is raised during navigation.

Declaration
public event NavigationFailedEventHandler NavigationFailed
Event Type
Type Description
NavigationFailedEventHandler
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NavigationStopped

Occurs when a navigation operation has been cancelled.

Declaration
public event NavigationStoppedEventHandler NavigationStopped
Event Type
Type Description
NavigationStoppedEventHandler

Extension Methods