private void WebView2NavigationStarting(object sender, Wrapper.NavigationStartingEventArgs e)
{
bool cancel = e.Cancel;
bool isRedirected = e.IsRedirected;
bool isUserInitiated = e.IsUserInitiated;
WebView2HttpRequestHeaderCollection requestHeaders = e.HttpHeaderCollection;
string uri = e.Uri;
string message =
"{ \"kind\": \"event\", \"name\": \"NavigationStarting\", \"args\": {";
message += "\"cancel\": " + BoolToString(cancel) + ", " +
"\"isRedirected\": " + BoolToString(isRedirected) + ", " +
"\"isUserInitiated\": " + BoolToString(isUserInitiated) + ", " +
"\"requestHeaders\": " + RequestHeadersToJsonString(requestHeaders) + ", " +
"\"uri\": " + EncodeQuote(uri) + " " +
"}" +
WebViewPropertiesToJsonString(_eventSourceWebView2) +
"}";
PostEventMessage(message);
}
private void _webView2_NavigationStarting(object sender, Wrapper.NavigationStartingEventArgs e)
{
string navigationTargetUri = e.Uri;
if (_sampleUri == navigationTargetUri)
{
//! [AddRemoteObject]
// _remoteObject = new RemoteObjectSampleNet();
string progId = "RemoteComObjectImpl.1";
Type comType = Type.GetTypeFromProgID(progId, true);
//Guid clsId = new Guid("19C0E72A-9D34-4F10-A92E-1119F53D1645");
//Type comType = Type.GetTypeFromCLSID(clsId, true);
_remoteObject = Activator.CreateInstance(comType);
// VARIANT remoteObjectAsVariant = { };
// m_remoteObject.query_to<IDispatch>(&remoteObjectAsVariant.pdispVal);
// remoteObjectAsVariant.vt = VT_DISPATCH;
// We can call AddRemoteObject multiple times in a row without
// calling RemoveRemoteObject first. This will replace the previous object
// with the new object. In our case this is the same object and everything
// is fine.
_webView2.AddRemoteObject("sample", ref _remoteObject);
// remoteObjectAsVariant.pdispVal->Release();
//! [AddRemoteObject]
}
else
{
// We can call RemoveRemoteObject multiple times in a row without
// calling AddRemoteObject first. This will produce an error result
// so we ignore the failure.
_webView2.RemoveRemoteObject("sample");
// When we navigate elsewhere we're off of the sample
// scenario page and so should remove the scenario.
_parent.DeleteComponent(this);
}
}
/// <summary>
/// Register a handler for the NavigationStarting event.
/// This handler just enables the Cancel button.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void WebView2NavigationStarting(object sender, Wrapper.NavigationStartingEventArgs e)
{
_toolbar.CanCancel = true;
}
