Example usage for android.app ActionBar setDisplayHomeAsUpEnabled

List of usage examples for android.app ActionBar setDisplayHomeAsUpEnabled

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  2. Java
  3. android
  4. android.app.*
  5. ActionBar
  6. setDisplayHomeAsUpEnabled

Introduction

In this page you can find the example usage for android.app ActionBar setDisplayHomeAsUpEnabled.

Prototype

public abstract void setDisplayHomeAsUpEnabled(boolean showHomeAsUp);

Source Link

Document

Set whether home should be displayed as an "up" affordance.

Usage

From source file:com.android.lru.ui.ImageDetailActivity.java

@TargetApi(VERSION_CODES.HONEYCOMB)
@Override/*from   w  w  w.j  a  v  a2s.c om*/
public void onCreate(Bundle savedInstanceState) {
    if (BuildConfig.DEBUG) {
        Utils.enableStrictMode();
    }
    super.onCreate(savedInstanceState);
    setContentView(R.layout.image_detail_pager);

    // Fetch screen height and width, to use as our max size when loading images as this
    // activity runs full screen
    final DisplayMetrics displayMetrics = new DisplayMetrics();
    getWindowManager().getDefaultDisplay().getMetrics(displayMetrics);
    final int height = displayMetrics.heightPixels;
    final int width = displayMetrics.widthPixels;

    // For this sample we'll use half of the longest width to resize our images. As the
    // image scaling ensures the image is larger than this, we should be left with a
    // resolution that is appropriate for both portrait and landscape. For best image quality
    // we shouldn't divide by 2, but this will use more memory and require a larger memory
    // cache.
    final int longest = (height > width ? height : width) / 2;

    ImageCache.ImageCacheParams cacheParams = new ImageCache.ImageCacheParams(this, IMAGE_CACHE_DIR);
    cacheParams.setMemCacheSizePercent(0.25f); // Set memory cache to 25% of app memory

    // The ImageFetcher takes care of loading images into our ImageView children asynchronously
    mImageFetcher = new ImageFetcher(this, longest);
    mImageFetcher.addImageCache(getSupportFragmentManager(), cacheParams);
    mImageFetcher.setImageFadeIn(false);

    // Set up ViewPager and backing adapter
    mAdapter = new ImagePagerAdapter(getSupportFragmentManager(), Images.imageUrls.length);
    mPager = (ViewPager) findViewById(R.id.pager);
    mPager.setAdapter(mAdapter);
    mPager.setPageMargin((int) getResources().getDimension(R.dimen.horizontal_page_margin));
    mPager.setOffscreenPageLimit(2);

    // Set up activity to go full screen
    getWindow().addFlags(LayoutParams.FLAG_FULLSCREEN);

    // Enable some additional newer visibility and ActionBar features to create a more
    // immersive photo viewing experience
    if (Utils.hasHoneycomb()) {
        final ActionBar actionBar = getActionBar();

        // Hide title text and set home as up
        actionBar.setDisplayShowTitleEnabled(false);
        actionBar.setDisplayHomeAsUpEnabled(true);

        // Hide and show the ActionBar as the visibility changes
        mPager.setOnSystemUiVisibilityChangeListener(new View.OnSystemUiVisibilityChangeListener() {
            @Override
            public void onSystemUiVisibilityChange(int vis) {
                if ((vis & View.SYSTEM_UI_FLAG_LOW_PROFILE) != 0) {
                    actionBar.hide();
                } else {
                    actionBar.show();
                }
            }
        });

        // Start low profile mode and hide ActionBar
        mPager.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LOW_PROFILE);
        actionBar.hide();
    }

    // Set the current item based on the extra passed in to this activity
    final int extraCurrentItem = getIntent().getIntExtra(EXTRA_IMAGE, -1);
    if (extraCurrentItem != -1) {
        mPager.setCurrentItem(extraCurrentItem);
    }
}

From source file:com.example.android.abhishek.flikr.ui.ImageDetailActivity.java

@TargetApi(VERSION_CODES.HONEYCOMB)
@Override/*  ww w .  j a v  a  2  s.c  o m*/
public void onCreate(Bundle savedInstanceState) {
    if (BuildConfig.DEBUG) {
        Utils.enableStrictMode();
    }
    super.onCreate(savedInstanceState);
    setContentView(R.layout.image_detail_pager);

    // Fetch screen height and width, to use as our max size when loading images as this
    // activity runs full screen
    final DisplayMetrics displayMetrics = new DisplayMetrics();
    getWindowManager().getDefaultDisplay().getMetrics(displayMetrics);
    final int height = displayMetrics.heightPixels;
    final int width = displayMetrics.widthPixels;

    // For this sample we'll use half of the longest width to resize our images. As the
    // image scaling ensures the image is larger than this, we should be left with a
    // resolution that is appropriate for both portrait and landscape. For best image quality
    // we shouldn't divide by 2, but this will use more memory and require a larger memory
    // cache.
    final int longest = (height > width ? height : width) / 2;

    ImageCache.ImageCacheParams cacheParams = new ImageCache.ImageCacheParams(this, IMAGE_CACHE_DIR);
    cacheParams.setMemCacheSizePercent(0.25f); // Set memory cache to 25% of app memory

    // The ImageFetcher takes care of loading images into our ImageView children asynchronously
    mImageFetcher = new ImageFetcher(this, longest);
    mImageFetcher.addImageCache(getSupportFragmentManager(), cacheParams);
    mImageFetcher.setImageFadeIn(false);

    // Set up ViewPager and backing adapter
    mAdapter = new ImagePagerAdapter(getSupportFragmentManager(), SplashScreenActivity.imageUrls.size());
    mPager = (ViewPager) findViewById(R.id.pager);
    mPager.setAdapter(mAdapter);
    mPager.setPageMargin((int) getResources().getDimension(R.dimen.horizontal_page_margin));
    mPager.setOffscreenPageLimit(2);

    // Set up activity to go full screen
    getWindow().addFlags(LayoutParams.FLAG_FULLSCREEN);

    // Enable some additional newer visibility and ActionBar features to create a more
    // immersive photo viewing experience
    if (Utils.hasHoneycomb()) {
        final ActionBar actionBar = getActionBar();

        // Hide title text and set home as up
        actionBar.setDisplayShowTitleEnabled(false);
        actionBar.setDisplayHomeAsUpEnabled(true);

        // Hide and show the ActionBar as the visibility changes
        mPager.setOnSystemUiVisibilityChangeListener(new View.OnSystemUiVisibilityChangeListener() {
            @Override
            public void onSystemUiVisibilityChange(int vis) {
                if ((vis & View.SYSTEM_UI_FLAG_LOW_PROFILE) != 0) {
                    actionBar.hide();
                } else {
                    actionBar.show();
                }
            }
        });

        // Start low profile mode and hide ActionBar
        mPager.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LOW_PROFILE);
        actionBar.hide();
    }

    // Set the current item based on the extra passed in to this activity
    final int extraCurrentItem = getIntent().getIntExtra(EXTRA_IMAGE, -1);
    if (extraCurrentItem != -1) {
        mPager.setCurrentItem(extraCurrentItem);
    }
}

From source file:ntq.lbs.imagelazyloading.ui.ImageDetailActivity.java

@TargetApi(VERSION_CODES.HONEYCOMB)
@Override//from   w  ww  . ja  v  a2s. com
public void onCreate(Bundle savedInstanceState) {
    if (BuildConfig.DEBUG) {
        Utils.enableStrictMode();
    }
    super.onCreate(savedInstanceState);
    setContentView(R.layout.image_detail_pager);

    // Fetch screen height and width, to use as our max size when loading images as this
    // activity runs full screen
    final DisplayMetrics displayMetrics = new DisplayMetrics();
    getWindowManager().getDefaultDisplay().getMetrics(displayMetrics);
    final int height = displayMetrics.heightPixels;
    final int width = displayMetrics.widthPixels;

    // For this sample we'll use half of the longest width to resize our images. As the
    // image scaling ensures the image is larger than this, we should be left with a
    // resolution that is appropriate for both portrait and landscape. For best image quality
    // we shouldn't divide by 2, but this will use more memory and require a larger memory
    // cache.
    final int longest = (height > width ? height : width) / 2;

    ImageCache.ImageCacheParams cacheParams = new ImageCache.ImageCacheParams(this, IMAGE_CACHE_DIR);
    cacheParams.setMemCacheSizePercent(0.25f); // Set memory cache to 25% of app memory

    // The ImageFetcher takes care of loading images into our ImageView children asynchronously
    mImageFetcher = new ImageFetcher(this, longest);
    mImageFetcher.addImageCache(getSupportFragmentManager(), cacheParams);
    mImageFetcher.setImageFadeIn(false);

    // Set up ViewPager and backing adapter
    mAdapter = new ImagePagerAdapter(getSupportFragmentManager(), Images.imageUrls.length);
    mPager = (ViewPager) findViewById(R.id.pager);
    mPager.setAdapter(mAdapter);
    mPager.setPageMargin((int) getResources().getDimension(R.dimen.image_detail_pager_margin));
    mPager.setOffscreenPageLimit(2);

    // Set up activity to go full screen
    getWindow().addFlags(LayoutParams.FLAG_FULLSCREEN);

    // Enable some additional newer visibility and ActionBar features to create a more
    // immersive photo viewing experience
    if (Utils.hasHoneycomb()) {
        final ActionBar actionBar = getActionBar();

        // Hide title text and set home as up
        actionBar.setDisplayShowTitleEnabled(false);
        actionBar.setDisplayHomeAsUpEnabled(true);

        // Hide and show the ActionBar as the visibility changes
        mPager.setOnSystemUiVisibilityChangeListener(new View.OnSystemUiVisibilityChangeListener() {
            @Override
            public void onSystemUiVisibilityChange(int vis) {
                if ((vis & View.SYSTEM_UI_FLAG_LOW_PROFILE) != 0) {
                    actionBar.hide();
                } else {
                    actionBar.show();
                }
            }
        });

        // Start low profile mode and hide ActionBar
        mPager.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LOW_PROFILE);
        actionBar.hide();
    }

    // Set the current item based on the extra passed in to this activity
    final int extraCurrentItem = getIntent().getIntExtra(EXTRA_IMAGE, -1);
    if (extraCurrentItem != -1) {
        mPager.setCurrentItem(extraCurrentItem);
    }
}

From source file:sample.hawk.com.mybasicappcomponents.data_structure.cache.DisplayingBitmaps.ui.ImageDetailActivity.java

@TargetApi(VERSION_CODES.HONEYCOMB)
@Override// w ww .j  a va2s.  co m
public void onCreate(Bundle savedInstanceState) {
    if (BuildConfig.DEBUG) {
        Utils.enableStrictMode();
    }
    super.onCreate(savedInstanceState);
    setContentView(R.layout.image_detail_pager);

    // Fetch screen height and width, to use as our max size when loading images as this
    // activity runs full screen
    final DisplayMetrics displayMetrics = new DisplayMetrics();
    getWindowManager().getDefaultDisplay().getMetrics(displayMetrics);
    final int height = displayMetrics.heightPixels;
    final int width = displayMetrics.widthPixels;

    // For this sample we'll use half of the longest width to resize our images. As the
    // image scaling ensures the image is larger than this, we should be left with a
    // resolution that is appropriate for both portrait and landscape. For best image quality
    // we shouldn't divide by 2, but this will use more memory and require a larger memory
    // cache.
    final int longest = (height > width ? height : width) / 2;

    ImageCache.ImageCacheParams cacheParams = new ImageCache.ImageCacheParams(this, IMAGE_CACHE_DIR);
    cacheParams.setMemCacheSizePercent(0.25f); // Set memory cache to 25% of app memory

    // The ImageFetcher takes care of loading images into our ImageView children asynchronously
    mImageFetcher = new ImageFetcher(this, longest);
    mImageFetcher.addImageCache(getSupportFragmentManager(), cacheParams);
    mImageFetcher.setImageFadeIn(false);

    // Set up ViewPager and backing adapter
    mAdapter = new ImagePagerAdapter(getSupportFragmentManager(), Images.imageUrls.length);
    mPager = (ViewPager) findViewById(R.id.pager);
    mPager.setAdapter(mAdapter);
    mPager.setPageMargin(64);
    mPager.setOffscreenPageLimit(2);

    // Set up activity to go full screen
    getWindow().addFlags(LayoutParams.FLAG_FULLSCREEN);

    // Enable some additional newer visibility and ActionBar features to create a more
    // immersive photo viewing experience
    if (Utils.hasHoneycomb()) {
        final ActionBar actionBar = getActionBar();

        // Hide title text and set home as up
        actionBar.setDisplayShowTitleEnabled(false);
        actionBar.setDisplayHomeAsUpEnabled(true);

        // Hide and show the ActionBar as the visibility changes
        mPager.setOnSystemUiVisibilityChangeListener(new View.OnSystemUiVisibilityChangeListener() {
            @Override
            public void onSystemUiVisibilityChange(int vis) {
                if ((vis & View.SYSTEM_UI_FLAG_LOW_PROFILE) != 0) {
                    actionBar.hide();
                } else {
                    actionBar.show();
                }
            }
        });

        // Start low profile mode and hide ActionBar
        mPager.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LOW_PROFILE);
        actionBar.hide();
    }

    // Set the current item based on the extra passed in to this activity
    final int extraCurrentItem = getIntent().getIntExtra(EXTRA_IMAGE, -1);
    if (extraCurrentItem != -1) {
        mPager.setCurrentItem(extraCurrentItem);
    }
}

From source file:com.vector.wemarried.android.utils.bitmapfun.ui.ImageDetailActivity.java

@TargetApi(11)
@Override/*from  w w w .  jav  a  2s.c o  m*/
public void onCreate(Bundle savedInstanceState) {
    if (BuildConfig.DEBUG) {
        Utils.enableStrictMode();
    }
    super.onCreate(savedInstanceState);
    setContentView(R.layout.image_detail_pager);

    // Fetch screen height and width, to use as our max size when loading images as this
    // activity runs full screen
    final DisplayMetrics displayMetrics = new DisplayMetrics();
    getWindowManager().getDefaultDisplay().getMetrics(displayMetrics);
    final int height = displayMetrics.heightPixels;
    final int width = displayMetrics.widthPixels;

    // For this sample we'll use half of the longest width to resize our images. As the
    // image scaling ensures the image is larger than this, we should be left with a
    // resolution that is appropriate for both portrait and landscape. For best image quality
    // we shouldn't divide by 2, but this will use more memory and require a larger memory
    // cache.
    final int longest = (height > width ? height : width) / 2;

    // Set up ViewPager and backing adapter
    mAdapter = new ImagePagerAdapter(getSupportFragmentManager(), Images.imageIDs.length);
    mPager = (ViewPager) findViewById(R.id.pager);
    mPager.setAdapter(mAdapter);
    mPager.setPageMargin((int) getResources().getDimension(R.dimen.image_detail_pager_margin));
    mPager.setOffscreenPageLimit(2);

    // Set up activity to go full screen
    getWindow().addFlags(LayoutParams.FLAG_FULLSCREEN);

    // Enable some additional newer visibility and ActionBar features to create a more
    // immersive photo viewing experience
    if (Utils.hasHoneycomb()) {
        final ActionBar actionBar = getActionBar();

        if (actionBar != null) {
            // Hide title text and set home as up
            actionBar.setDisplayShowTitleEnabled(false);
            actionBar.setDisplayHomeAsUpEnabled(true);

            // Hide and show the ActionBar as the visibility changes
            mPager.setOnSystemUiVisibilityChangeListener(new View.OnSystemUiVisibilityChangeListener() {
                @Override
                public void onSystemUiVisibilityChange(int vis) {
                    if ((vis & View.SYSTEM_UI_FLAG_LOW_PROFILE) != 0) {
                        actionBar.hide();
                    } else {
                        actionBar.show();
                    }
                }
            });

            // Start low profile mode and hide ActionBar
            mPager.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LOW_PROFILE);
            actionBar.hide();
        }
    }

    // Set the current item based on the extra passed in to this activity
    final int extraCurrentItem = getIntent().getIntExtra(EXTRA_IMAGE, -1);
    if (extraCurrentItem != -1) {
        mPager.setCurrentItem(extraCurrentItem);
    }
}

From source file:uz.sag.sagbuyurtmalari.sagbuyurtmalari.ui.ImageDetailActivity.java

@TargetApi(VERSION_CODES.HONEYCOMB)
@Override// ww w  .j a va  2s .co m
public void onCreate(Bundle savedInstanceState) {
    if (BuildConfig.DEBUG) {
        Utils.enableStrictMode();
    }
    super.onCreate(savedInstanceState);
    setContentView(R.layout.image_detail_pager);

    // Fetch screen height and width, to use as our max size when loading images as this
    // activity runs full screen
    final DisplayMetrics displayMetrics = new DisplayMetrics();
    getWindowManager().getDefaultDisplay().getMetrics(displayMetrics);
    final int height = displayMetrics.heightPixels;
    final int width = displayMetrics.widthPixels;

    // For this sample we'll use half of the longest width to resize our images. As the
    // image scaling ensures the image is larger than this, we should be left with a
    // resolution that is appropriate for both portrait and landscape. For best image quality
    // we shouldn't divide by 2, but this will use more memory and require a larger memory
    // cache.
    final int longest = (height > width ? height : width) / 2;

    ImageCache.ImageCacheParams cacheParams = new ImageCache.ImageCacheParams(this, IMAGE_CACHE_DIR);
    cacheParams.setMemCacheSizePercent(0.25f); // Set memory cache to 25% of app memory

    // The ImageFetcher takes care of loading images into our ImageView children asynchronously
    mImageFetcher = new ImageFetcher(this, longest);
    mImageFetcher.addImageCache(getSupportFragmentManager(), cacheParams);
    mImageFetcher.setImageFadeIn(false);

    // Set up ViewPager and backing adapter
    mAdapter = new ImagePagerAdapter(getSupportFragmentManager(), Images.imageUrls.length);
    mPager = (ViewPager) findViewById(R.id.pager);
    mPager.setAdapter(mAdapter);
    //@TODO   mPager.setPageMargin((int) getResources().getDimension(R.dimen.horizontal_page_margin));
    mPager.setOffscreenPageLimit(2);

    // Set up activity to go full screen
    getWindow().addFlags(LayoutParams.FLAG_FULLSCREEN);

    // Enable some additional newer visibility and ActionBar features to create a more
    // immersive photo viewing experience
    if (Utils.hasHoneycomb()) {
        final ActionBar actionBar = getActionBar();

        // Hide title text and set home as up
        actionBar.setDisplayShowTitleEnabled(false);
        actionBar.setDisplayHomeAsUpEnabled(true);

        // Hide and show the ActionBar as the visibility changes
        mPager.setOnSystemUiVisibilityChangeListener(new View.OnSystemUiVisibilityChangeListener() {
            @Override
            public void onSystemUiVisibilityChange(int vis) {
                if ((vis & View.SYSTEM_UI_FLAG_LOW_PROFILE) != 0) {
                    actionBar.hide();
                } else {
                    actionBar.show();
                }
            }
        });

        // Start low profile mode and hide ActionBar
        mPager.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LOW_PROFILE);
        actionBar.hide();
    }

    // Set the current item based on the extra passed in to this activity
    final int extraCurrentItem = getIntent().getIntExtra(EXTRA_IMAGE, -1);
    if (extraCurrentItem != -1) {
        mPager.setCurrentItem(extraCurrentItem);
    }
}

From source file:org.birthdayadapter.ui.BaseActivity.java

/**
 * Called when the activity is first created.
 *///  w ww  .  j  a v a2s.c o m
@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    mActivity = this;

    requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);

    if (Build.VERSION.SDK_INT < Build.VERSION_CODES.ICE_CREAM_SANDWICH) {
        // Load Activity for Android < 4.0
        Intent oldActivity = new Intent(mActivity, BaseActivityV8.class);
        oldActivity.setFlags(Intent.FLAG_ACTIVITY_NO_ANIMATION);
        startActivity(oldActivity);
        finish();
    } else {
        // Load new design with tabs
        mViewPager = new ViewPager(this);
        mViewPager.setId(R.id.pager);

        setContentView(mViewPager);

        ActionBar actionBar = getActionBar();
        actionBar.setNavigationMode(ActionBar.NAVIGATION_MODE_TABS);
        actionBar.setDisplayShowTitleEnabled(true);
        actionBar.setDisplayHomeAsUpEnabled(false);

        mTabsAdapter = new TabsAdapter(this, mViewPager);

        mTabsAdapter.addTab(actionBar.newTab().setText(getString(R.string.tab_main)), BaseFragment.class, null);

        mTabsAdapter.addTab(actionBar.newTab().setText(getString(R.string.tab_preferences)),
                PreferencesFragment.class, null);

        mTabsAdapter.addTab(actionBar.newTab().setText(getString(R.string.tab_accounts)),
                AccountListFragment.class, null);

        mTabsAdapter.addTab(actionBar.newTab().setText(getString(R.string.tab_help)), HelpFragment.class, null);

        mTabsAdapter.addTab(actionBar.newTab().setText(getString(R.string.tab_about)), AboutFragment.class,
                null);

        // default is disabled:
        mActivity.setProgressBarIndeterminateVisibility(Boolean.FALSE);

        mySharedPreferenceChangeListener = new MySharedPreferenceChangeListener(mActivity,
                mBackgroundStatusHandler);

        /*
         * Show workaround dialog for Android bug http://code.google.com/p/android/issues/detail?id=34880
         * Bug exists on Android 4.1 (SDK 16) and on some phones like Galaxy S4
         */
        if (BuildConfig.GOOGLE_PLAY_VERSION && PreferencesHelper.getShowWorkaroundDialog(mActivity)
                && !isPackageInstalled("org.birthdayadapter.jb.workaround")) {
            if ((Build.VERSION.SDK_INT == 16) || Build.DEVICE.toUpperCase().startsWith("GT-I9000")
                    || Build.DEVICE.toUpperCase().startsWith("GT-I9500")) {
                InstallWorkaroundDialogFragment dialog = InstallWorkaroundDialogFragment.newInstance();
                dialog.show(getFragmentManager(), "workaroundDialog");
            }
        }
    }
}

From source file:com.shafiq.mytwittle.view.ProfileActivity.java

boolean configureActionBarView() {

    if (mScreenName != null) {

        ActionBar actionBar = getActionBar();
        actionBar.setDisplayUseLogoEnabled(true);
        actionBar.setDisplayHomeAsUpEnabled(true);
        actionBar.setDisplayShowTitleEnabled(false);

        LayoutInflater inflator = (LayoutInflater) this.getSystemService(Context.LAYOUT_INFLATER_SERVICE);

        int layout = R.layout.profile_title_thin;
        /*//from www .  j av  a 2 s . c  om
         * // TODO: This is messy, and likely won't work for large screen
         * devices. Need to come up with a better solution int layout; if
         * (getResources().getConfiguration().orientation ==
         * Configuration.ORIENTATION_LANDSCAPE) { layout=
         * R.layout.profile_title_thin; } else { layout =
         * R.layout.profile_title; }
         */

        View profileTitleView = inflator.inflate(layout, null);
        ((TextView) profileTitleView.findViewById(R.id.screenname)).setText("@" + mScreenName);

        TextView fullNameTextView = (TextView) profileTitleView.findViewById(R.id.fullname);
        if (fullNameTextView != null && mUser != null) {
            fullNameTextView.setText(mUser.getName());
        }

        ImageView verifiedImage = (ImageView) profileTitleView.findViewById(R.id.verifiedImage);
        verifiedImage.setVisibility(mUser != null && mUser.getVerified() ? View.VISIBLE : View.GONE);

        actionBar.setDisplayShowCustomEnabled(true);
        actionBar.setCustomView(profileTitleView);
    }

    return true;
}

From source file:fr.cph.chicago.fragment.drawer.NavigationDrawerFragment.java

/**
 * Users of this fragment must call this method to set up the navigation drawer interactions.
 * /* w  w  w.  j ava  2 s . c  om*/
 * @param fragmentId
 *            The android:id of this fragment in its activity's layout.
 * @param drawerLayout
 *            The DrawerLayout containing this fragment's UI.
 */
public final void setUp(final int fragmentId, final DrawerLayout drawerLayout) {
    mFragmentContainerView = getActivity().findViewById(fragmentId);
    mDrawerLayout = drawerLayout;

    // set a custom shadow that overlays the main content when the drawer opens
    mDrawerLayout.setDrawerShadow(R.drawable.drawer_shadow, GravityCompat.START);
    // set up the drawer's list view with items and click listener

    ActionBar actionBar = getActionBar();
    actionBar.setDisplayHomeAsUpEnabled(true);
    actionBar.setHomeButtonEnabled(true);

    // ActionBarDrawerToggle ties together the the proper interactions
    // between the navigation drawer and the action bar app icon.
    mDrawerToggle = new ActionBarDrawerToggle(getActivity(), /* host Activity */
            mDrawerLayout, /* DrawerLayout object */
            R.drawable.ic_drawer, /* nav drawer image to replace 'Up' caret */
            R.string.navigation_drawer_open, /* "open drawer" description for accessibility */
            R.string.navigation_drawer_close /* "close drawer" description for accessibility */
    ) {
        @Override
        public void onDrawerClosed(View drawerView) {
            super.onDrawerClosed(drawerView);
            if (!isAdded()) {
                return;
            }

            if (mPendingRunnable != null) {
                Handler mHandler = new Handler();
                mHandler.post(mPendingRunnable);
                mPendingRunnable = null;
            }

            getActivity().invalidateOptionsMenu(); // calls onPrepareOptionsMenu()
        }

        @Override
        public void onDrawerOpened(View drawerView) {
            super.onDrawerOpened(drawerView);
            if (!isAdded()) {
                return;
            }

            if (!mUserLearnedDrawer) {
                // The user manually opened the drawer; store this flag to prevent auto-showing
                // the navigation drawer automatically in the future.
                mUserLearnedDrawer = true;
                SharedPreferences sp = PreferenceManager.getDefaultSharedPreferences(getActivity());
                sp.edit().putBoolean(PREF_USER_LEARNED_DRAWER, true).apply();
            }
            getActivity().invalidateOptionsMenu(); // calls onPrepareOptionsMenu()
        }
    };

    // If the user hasn't 'learned' about the drawer, open it to introduce them to the drawer,
    // per the navigation drawer design guidelines.
    if (!mUserLearnedDrawer && !mFromSavedInstanceState) {
        mDrawerLayout.openDrawer(mFragmentContainerView);
    }

    // Defer code dependent on restoration of previous instance state.
    mDrawerLayout.post(new Runnable() {
        @Override
        public void run() {
            mDrawerToggle.syncState();
        }
    });

    mDrawerLayout.setDrawerListener(mDrawerToggle);
}

From source file:ginger.connexus.activity.ImageDetailActivity.java

@Override
public void onCreate(Bundle savedInstanceState) {
    if (BuildConfig.DEBUG) {
        Utils.enableStrictMode();/*  www .  ja v a 2  s . co m*/
    }
    super.onCreate(savedInstanceState);
    setContentView(R.layout.pager_image_detail);

    // Fetch screen height and width, to use as our max size when loading
    // images as this
    // activity runs full screen
    final DisplayMetrics displayMetrics = new DisplayMetrics();
    getWindowManager().getDefaultDisplay().getMetrics(displayMetrics);
    final int height = displayMetrics.heightPixels;
    final int width = displayMetrics.widthPixels;

    // For this sample we'll use half of the longest width to resize our
    // images. As the image scaling ensures the image is larger than this,
    // we should be left with a resolution that is appropriate for both
    // portrait and landscape. For best image quality we shouldn't divide by
    // 2, but this will use more memory and require a larger memory cache.
    final int longest = (height > width ? height : width) / 2;

    ImageCache.ImageCacheParams cacheParams = new ImageCache.ImageCacheParams(this, IMAGE_CACHE_DIR);
    // Set memory cache to 25% of app memory
    cacheParams.setMemCacheSizePercent(0.25f);

    // The ImageFetcher takes care of loading images into our ImageView
    // children asynchronously
    mImageFetcher = new ImageFetcher(this, longest);
    mImageFetcher.addImageCache(getSupportFragmentManager(), cacheParams);
    mImageFetcher.setImageFadeIn(false);

    // Set up ViewPager and backing adapter
    final List<String> imageUrls = Arrays.asList(getIntent().getStringArrayExtra(EXTRA_IMAGE_URLS));
    mAdapter = new ImagePagerAdapter(getSupportFragmentManager(), imageUrls);
    mPager = (ViewPager) findViewById(R.id.pager);
    mPager.setAdapter(mAdapter);
    mPager.setPageMargin((int) getResources().getDimension(R.dimen.image_detail_pager_margin));
    mPager.setOffscreenPageLimit(2);

    // Set up activity to go full screen
    getWindow().addFlags(LayoutParams.FLAG_FULLSCREEN);

    // Enable some additional newer visibility and ActionBar features to
    // create a more immersive photo viewing experience
    if (Utils.hasHoneycomb()) {
        final ActionBar actionBar = getActionBar();

        // Hide title text and set home as up
        actionBar.setDisplayShowTitleEnabled(false);
        actionBar.setDisplayHomeAsUpEnabled(true);

        // Hide and show the ActionBar as the visibility changes
        mPager.setOnSystemUiVisibilityChangeListener(new View.OnSystemUiVisibilityChangeListener() {
            @Override
            public void onSystemUiVisibilityChange(int vis) {
                if ((vis & View.SYSTEM_UI_FLAG_LOW_PROFILE) != 0) {
                    actionBar.hide();
                } else {
                    actionBar.show();
                }
            }
        });

        // Start low profile mode and hide ActionBar
        mPager.setSystemUiVisibility(View.SYSTEM_UI_FLAG_LOW_PROFILE);
        actionBar.hide();
    }

    // Set the current item based on the extra passed in to this activity
    final int extraCurrentItem = getIntent().getIntExtra(EXTRA_IMAGE, -1);
    if (extraCurrentItem != -1) {
        mPager.setCurrentItem(extraCurrentItem);
    }
}