See this example, it is using Latest Facebook SDK and cover basic login + sharing.
Now do the following changes to your application manifest file. Put the following code before tag. Make sure you are using your own AppID obtained from Facebook developer console.
<activity android:name="com.facebook.LoginActivity"
android:theme="@android:style/Theme.Translucent.NoTitleBar" />
<meta-data android:name="com.facebook.sdk.ApplicationId"
android:value="@string/app_id" />
Your Activity Layout
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:facebook="http://schemas.android.com/apk/res-auto"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:gravity="center_horizontal"
android:orientation="vertical"
android:padding="20dp" >
<com.facebook.widget.LoginButton
android:id="@+id/fb_login_button"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:layout_marginTop="5dp"
facebook:confirm_logout="false"
facebook:fetch_user_info="true" />
<TextView
android:id="@+id/user_name"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:layout_margin="10dp"
android:textSize="18sp" />
<Button
android:id="@+id/update_status"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="@string/update_status" />
<Button
android:id="@+id/post_image"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="@string/post_image" />
</LinearLayout>
Activity Java class
package com.domain.yourapp;
import java.util.Arrays;
import java.util.List;
import android.content.Intent;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.os.Bundle;
import android.support.v4.app.FragmentActivity;
import android.util.Log;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;
import com.facebook.Request;
import com.facebook.Response;
import com.facebook.Session;
import com.facebook.SessionState;
import com.facebook.UiLifecycleHelper;
import com.facebook.model.GraphUser;
import com.facebook.widget.LoginButton;
import com.facebook.widget.LoginButton.UserInfoChangedCallback;
public class FBActivity extends FragmentActivity {
private LoginButton loginBtn;
private Button postImageBtn;
private Button updateStatusBtn;
private TextView userName;
private UiLifecycleHelper uiHelper;
private static final List<String> PERMISSIONS = Arrays.asList("publish_actions");
private static String message = "Sample status posted from android app";
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
uiHelper = new UiLifecycleHelper(this, statusCallback);
uiHelper.onCreate(savedInstanceState);
setContentView(R.layout.activity_facebook);
userName = (TextView) findViewById(R.id.user_name);
loginBtn = (LoginButton) findViewById(R.id.fb_login_button);
loginBtn.setUserInfoChangedCallback(new UserInfoChangedCallback() {
@Override
public void onUserInfoFetched(GraphUser user) {
if (user != null) {
userName.setText("Hello, " + user.getName());
} else {
userName.setText("You are not logged");
}
}
});
postImageBtn = (Button) findViewById(R.id.post_image);
postImageBtn.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View view) {
postImage();
}
});
updateStatusBtn = (Button) findViewById(R.id.update_status);
updateStatusBtn.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
}
});
buttonsEnabled(false);
}
private Session.StatusCallback statusCallback = new Session.StatusCallback() {
@Override
public void call(Session session, SessionState state,
Exception exception) {
if (state.isOpened()) {
buttonsEnabled(true);
Log.d("FacebookSampleActivity", "Facebook session opened");
} else if (state.isClosed()) {
buttonsEnabled(false);
Log.d("FacebookSampleActivity", "Facebook session closed");
}
}
};
public void buttonsEnabled(boolean isEnabled) {
postImageBtn.setEnabled(isEnabled);
updateStatusBtn.setEnabled(isEnabled);
}
public void postImage() {
if (checkPermissions()) {
Bitmap img = BitmapFactory.decodeResource(getResources(),
R.drawable.ic_launcher);
Request uploadRequest = Request.newUploadPhotoRequest(
Session.getActiveSession(), img, new Request.Callback() {
@Override
public void onCompleted(Response response) {
Toast.makeText(FBActivity.this,
"Photo uploaded successfully",
Toast.LENGTH_LONG).show();
}
});
uploadRequest.executeAsync();
} else {
requestPermissions();
}
}
public void postStatusMessage() {
if (checkPermissions()) {
Request request = Request.newStatusUpdateRequest(
Session.getActiveSession(), message,
new Request.Callback() {
@Override
public void onCompleted(Response response) {
if (response.getError() == null)
Toast.makeText(FBActivity.this,
"Status updated successfully",
Toast.LENGTH_LONG).show();
}
});
request.executeAsync();
} else {
requestPermissions();
}
}
public boolean checkPermissions() {
Session s = Session.getActiveSession();
if (s != null) {
return s.getPermissions().contains("publish_actions");
} else
return false;
}
public void requestPermissions() {
Session s = Session.getActiveSession();
if (s != null)
s.requestNewPublishPermissions(new Session.NewPermissionsRequest(
this, PERMISSIONS));
}
@Override
public void onResume() {
super.onResume();
uiHelper.onResume();
buttonsEnabled(Session.getActiveSession().isOpened());
}
@Override
public void onPause() {
super.onPause();
uiHelper.onPause();
}
@Override
public void onDestroy() {
super.onDestroy();
uiHelper.onDestroy();
}
@Override
public void onActivityResult(int requestCode, int resultCode, Intent data) {
super.onActivityResult(requestCode, resultCode, data);
uiHelper.onActivityResult(requestCode, resultCode, data);
}
@Override
public void onSaveInstanceState(Bundle savedState) {
super.onSaveInstanceState(savedState);
uiHelper.onSaveInstanceState(savedState);
}
}
This is complete code, which provides login, status update, image update to the point.
For detail see following link.
http://javatechig.com/android/using-facebook-sdk-in-android-example
