static void ExecuteGraphRequest(SDK.AccessToken accessToken)
{
var request = SDK.GraphRequest.NewMeRequest(accessToken, new GraphCallback());
var bundle = new Bundle();
bundle.PutString("fields", CurrentParameters.ToString(","));
request.Parameters = bundle;
request.ExecuteAsync();
}
static void GetGraphData(SDK.AccessToken accessToken)
{
if (accessToken.IsExpired)
{
SDK.AccessToken.RefreshCurrentAccessTokenAsync(new AccessTokeCallback());
}
else
{
ExecuteGraphRequest(accessToken);
}
}
public void OnTokenRefreshed(SDK.AccessToken accessToken)
{
SDK.GraphRequest.NewMeRequest(accessToken, new GraphCallback());
}
/*public AccessToken getFacebookAccessToken()
* {
* return Xamarin.Facebook.AccessToken.CurrentAccessToken;
* }*/
public bool isLoggedIn()
{
Xamarin.Facebook.AccessToken accessToken = Xamarin.Facebook.AccessToken.CurrentAccessToken;
return(accessToken != null);
}