Interface INavigationContentLoader
Navigation interface for ContentLoader instances
Namespace: System.Windows.Navigation
Assembly: Controls.Navigation.OpenSilver.dll
Syntax
public interface INavigationContentLoaderMethods
| Improve this Doc View SourceBeginLoad(Uri, Uri, AsyncCallback, Object)
Begins asynchronous loading of the provided targetUri.
Declaration
IAsyncResult BeginLoad(Uri targetUri, Uri currentUri, AsyncCallback userCallback, object asyncState)Parameters
| Type | Name | Description |
|---|---|---|
| Uri | targetUri | A URI value to resolve and begin loading. |
| Uri | currentUri | The current URI. |
| System.AsyncCallback | userCallback | A callback function that will be called when this asynchronous request is ready to have EndLoad(IAsyncResult) called on it. |
| System.Object | asyncState | A custom state object that will be returned in System.IAsyncResult.AsyncState, to correlate between multiple async calls. |
Returns
| Type | Description |
|---|---|
| System.IAsyncResult | An System.IAsyncResult that can be passed to CancelLoad(IAsyncResult) at any time, or EndLoad(IAsyncResult) after the |
CancelLoad(IAsyncResult)
Attempts to cancel a pending load operation.
Declaration
void CancelLoad(IAsyncResult asyncResult)Parameters
| Type | Name | Description |
|---|---|---|
| System.IAsyncResult | asyncResult | The System.IAsyncResult returned from BeginLoad(Uri, Uri, AsyncCallback, Object) for the operation you wish to cancel. |
Remarks
Cancellation is not guaranteed. Check the result from EndLoad to determine if cancellation was successful.
CanLoad(Uri, Uri)
Tells whether or not the targetUri is of the correct format for BeginLoad(Uri, Uri, AsyncCallback, Object).
Declaration
bool CanLoad(Uri targetUri, Uri currentUri)Parameters
| Type | Name | Description |
|---|---|---|
| Uri | targetUri | A URI to load |
| Uri | currentUri | The current URI |
Returns
| Type | Description |
|---|---|
| System.Boolean | True if the targetUri can be loaded |
EndLoad(IAsyncResult)
Completes the asynchronous loading of content
Declaration
LoadResult EndLoad(IAsyncResult asyncResult)Parameters
| Type | Name | Description |
|---|---|---|
| System.IAsyncResult | asyncResult | The result returned from BeginLoad(Uri, Uri, AsyncCallback, Object), and passed in to the callback function. |
Returns
| Type | Description |
|---|---|
| LoadResult | A LoadResult containing the content loaded, null content, or a redirect Uri. |