This Tutorial for Google+ Integration in android with your application.
The Google+ platform for Android has the following requirements:
-A physical device to use for developing and testing because Google Play services cannot be installed on an emulator.
-The latest version of the Android SDK, including the SDK Tools component. The SDK is available from the Android SDK Manager.
-Your project to compile against Android 2.2 (Froyo) or higher.
-Eclipse configured to use Java 1.6
-The Google Play services SDK:
-Launch Eclipse and select Window > Android SDK Manager or run android from the command line.
Scroll to the bottom of the package list and select Extras > Google Play services. The package is downloaded to your computer and installed in your SDK environment at <android-sdk-folder>/extras/google/google_play_services.
Step 1: Create Project in Google Console:
Whole steps you will find here Google Developer
Step 2: Enable the Google+ API
Go to Api & Auth=>APIs and make service on Google + API
Step 3: Add Google play service library project in your project
Location of library project is here…
Out Put screens:
1. Authentication with Google +
2. Selection for Pick Photos:
3. Sharing Display view:
4. Post on Google + Account:
Reference : hasmukhbhadani