WebView.FrameNavigationStarting Evento

Definição

Namespace:

Windows.UI.Xaml.Controls

Ocorre antes que um quadro no WebView navegue até o novo conteúdo.

// Register
event_token FrameNavigationStarting(TypedEventHandler<WebView, WebViewNavigationStartingEventArgs const&> const& handler) const;

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

// Revoke with event_revoker
WebView::FrameNavigationStarting_revoker FrameNavigationStarting(auto_revoke_t, TypedEventHandler<WebView, WebViewNavigationStartingEventArgs const&> const& handler) const;

public event TypedEventHandler<WebView,WebViewNavigationStartingEventArgs> FrameNavigationStarting;

function onFrameNavigationStarting(eventArgs) { /* Your code */ }
webView.addEventListener("framenavigationstarting", onFrameNavigationStarting);
webView.removeEventListener("framenavigationstarting", onFrameNavigationStarting);
- or -
webView.onframenavigationstarting = onFrameNavigationStarting;

Public Custom Event FrameNavigationStarting As TypedEventHandler(Of WebView, WebViewNavigationStartingEventArgs) 

<WebView FrameNavigationStarting="eventhandler"/>

Tipo de evento

TypedEventHandler<WebView,WebViewNavigationStartingEventArgs>

Comentários

Você pode cancelar a navegação em um manipulador para esse evento definindo a propriedade WebViewNavigationStartingEventArgs.Cancel como true.

Os eventos de navegação do WebView ocorrem na seguinte ordem:

• NavigationStarting
• ContentLoading
• DOMContentLoaded
• NavigationCompleted

Eventos semelhantes ocorrem na mesma ordem para cada iframe no conteúdo do WebView :

• FrameNavigationStarting
• FrameContentLoading
• FrameDOMContentLoaded
• FrameNavigationCompleted

Confira também

• WebViewNavigationStartingEventArgs