CachedFileUpdaterUI.UIRequested Event

Definition

Namespace:

Windows.Storage.Provider

Fires when the calling app needs to display the file picker letterbox UI that is represented by the CachedFileUpdaterUI object.

A server may defer its UI initialization until it receives this event.

// Register
event_token UIRequested(TypedEventHandler<CachedFileUpdaterUI, IInspectable const&> const& handler) const;

// Revoke with event_token
void UIRequested(event_token const* cookie) const;

// Revoke with event_revoker
CachedFileUpdaterUI::UIRequested_revoker UIRequested(auto_revoke_t, TypedEventHandler<CachedFileUpdaterUI, IInspectable const&> const& handler) const;

public event TypedEventHandler<CachedFileUpdaterUI,object> UIRequested;

function onUIRequested(eventArgs) { /* Your code */ }
cachedFileUpdaterUI.addEventListener("uirequested", onUIRequested);
cachedFileUpdaterUI.removeEventListener("uirequested", onUIRequested);
- or -
cachedFileUpdaterUI.onuirequested = onUIRequested;

Public Custom Event UIRequested As TypedEventHandler(Of CachedFileUpdaterUI, Object) 

Event Type

TypedEventHandler<CachedFileUpdaterUI,Object>

TypedEventHandler<CachedFileUpdaterUI,IInspectable>

Remarks

The app can register to be notified when this event fires by adding an event listener to the CachedFileUpdaterUI object and declaring a handler function. If the app has registered an event handler for this event, it must respond when the event fires by initializing its UI.