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我是Android應用程序的noob。我正在創建一個應用程序，它使用https://developers.facebook.com/docs/android/send-requests中定義的方法向我的Facebook好友發送應用程序請求。 現在我無法登錄和訪問我的應用程序。提供用戶名和密碼後，我登錄到Facebook和我的Facebook應用程序要求許可。按OK後，它不會重定向發送請求窗口，而是再次顯示登錄窗口，就好像我沒有登錄。Facebook成功登錄但未重定向到我的應用程序
這是我的完整代碼。請幫幫我。
invite_friends.xml
<Button
android:id="@+id/btn_fb_invite"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_alignParentTop="true"
android:layout_centerHorizontal="true"
android:paddingLeft="10dp"
android:paddingRight="10dp"
android:layout_marginTop="54dp"
android:background="@drawable/button_click_color_white"
android:text="@string/btn_fb_invite"
/>
Invite.java
public class Invite extends FragmentActivity {
private Button pickFriendsButton;
private UiLifecycleHelper lifecycleHelper;
boolean pickFriendsWhenSessionOpened;
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
final ActionBar actionBar = getActionBar();
actionBar.setDisplayShowHomeEnabled(false);
actionBar.setDisplayShowTitleEnabled(false);
actionBar.setDisplayUseLogoEnabled(false);
actionBar.hide();
setContentView(R.layout.invite_friends);
pickFriendsButton = (Button) findViewById(R.id.btn_fb_invite);
pickFriendsButton.setOnClickListener(new View.OnClickListener() {
public void onClick(View view) {
//onClickPickFriends();
if (ensureOpenSession()) {
sendRequestDialog();
}
else {
pickFriendsWhenSessionOpened = true;
}
}
});
lifecycleHelper = new UiLifecycleHelper(this, new Session.StatusCallback() {
@Override
public void call(Session session, SessionState state, Exception exception) {
Toast.makeText(getApplicationContext(), "lifecycle helper", Toast.LENGTH_SHORT).show();
onSessionStateChanged(session, state, exception);
}
});
lifecycleHelper.onCreate(savedInstanceState);
// ensureOpenSession();
}
public void contactInvite(View view)
{
Intent intent = new Intent(getApplicationContext(),FindPhnFriends.class);
startActivity(intent);
}
@Override
protected void onResume() {
super.onResume();
AppEventsLogger.activateApp(this);
}
private boolean ensureOpenSession()
{Toast.makeText(this, "ensure open session method", Toast.LENGTH_SHORT).show();
if (Session.getActiveSession() == null || !Session.getActiveSession().isOpened())
{Toast.makeText(this, "no active session or active session is opened", Toast.LENGTH_SHORT).show();
Session.openActiveSession(Invite.this, true, new Session.StatusCallback()
{
@Override
public void call(Session session, SessionState state, Exception exception)
{Toast.makeText(getApplicationContext(), "open active session", Toast.LENGTH_SHORT).show();
onSessionStateChanged(session, state, exception);
}
});
return false;
}
return true;
}
private void onSessionStateChanged(Session session, SessionState state, Exception exception) {
if (state.isOpened()) {
pickFriendsWhenSessionOpened = false;
Toast.makeText(getApplicationContext(), "session state changed", Toast.LENGTH_SHORT).show();
sendRequestDialog();
}
else
{
Toast.makeText(this, "session state not changed", Toast.LENGTH_SHORT).show();
}
}
private void sendRequestDialog() {
Bundle params = new Bundle();
params.putString("message", "Learn how to make your Android apps social");
WebDialog requestsDialog = (
new WebDialog.RequestsDialogBuilder(this,
Session.getActiveSession(),
params))
.setOnCompleteListener(new OnCompleteListener() {
@Override
public void onComplete(Bundle values,
FacebookException error) {
if (error != null) {
if (error instanceof FacebookOperationCanceledException) {
Toast.makeText(getApplicationContext(),
"Request cancelled",
Toast.LENGTH_SHORT).show();
} else {
Toast.makeText(getApplicationContext(),
"Network Error",
Toast.LENGTH_SHORT).show();
}
} else {
final String requestId = values.getString("request");
if (requestId != null) {
Toast.makeText(getApplicationContext(),
"Request sent",
Toast.LENGTH_SHORT).show();
} else {
Toast.makeText(getApplicationContext(),
"Request cancelled",
Toast.LENGTH_SHORT).show();
}
}
}
})
.build();
requestsDialog.show();
}
}