ZeoSplashActivity.java

package com.androsz.electricsleepbeta.app;

import android.content.Context;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.preference.PreferenceManager;
import android.view.View;
import android.view.View.OnClickListener;

import com.actionbarsherlock.app.ActionBar;
import com.actionbarsherlock.view.Menu;
import com.androsz.electricsleepbeta.R;
import com.androsz.electricsleepbeta.app.wizard.WelcomeTutorialWizardActivity;

public class ZeoSplashActivity extends HostActivity {

	@Override
	protected int getContentAreaLayoutId() {
		return R.layout.activity_returning_zeo_splash;
	}

	@Override
	public void onSaveInstanceState(Bundle outState) {
		super.onSaveInstanceState(outState);
		outState.putBoolean("keepMe", true);
	}

	@Override
	protected void onCreate(final Bundle savedInstanceState) {

		super.onCreate(savedInstanceState);

		final ActionBar bar = getSupportActionBar();
		bar.setDisplayHomeAsUpEnabled(false);

		findViewById(R.id.button_get_started).setOnClickListener(
				new OnClickListener() {

					@Override
					public void onClick(View v) {
						finishAndStartHome();
					}
				});

		if (savedInstanceState != null
				&& savedInstanceState.getBoolean("keepMe")) {
			return;
		}

		PreferenceManager.setDefaultValues(ZeoSplashActivity.this,
				R.xml.settings, false);
		final SharedPreferences userPrefs = getSharedPreferences(
				SettingsActivity.PREFERENCES_ENVIRONMENT, Context.MODE_PRIVATE);
		final int prefsVersion = userPrefs.getInt(
				SettingsActivity.PREFERENCES_ENVIRONMENT, 0);
		final int currentPrefsVersion = getResources().getInteger(
				R.integer.prefs_version);

		if (prefsVersion >= currentPrefsVersion) {
			// the user isn't new or returning. skip straight to the home
			// screen.
			finishAndStartHome();
		} else if (prefsVersion == 0) {
			// the user is new, direct them to the start tutorial
			finishAndStartTutorial(true);
		} else {
			// the user has just upgraded from a previous version, show the
			// change log
			userPrefs
					.edit()
					.remove(SettingsActivity.PREFERENCES_KEY_DONT_SHOW_ZEO)
					.putInt(SettingsActivity.PREFERENCES_ENVIRONMENT,
							getResources().getInteger(R.integer.prefs_version))
					.commit();
		}
	}

	public void finishAndStartTutorial(boolean required) {
		finishAndStartHome();
		startActivity(new Intent(ZeoSplashActivity.this,
				WelcomeTutorialWizardActivity.class).putExtra("required",
				required));
	}

	@Override
	public boolean onCreateOptionsMenu(Menu menu) {
		return false;
	}

	public void finishAndStartHome() {
		startActivity(new Intent(this, HomeActivity.class));
		finish();
	}
}