Example usage for android.support.v4.app FragmentManager addOnBackStackChangedListener

Introduction

In this page you can find the example usage for android.support.v4.app FragmentManager addOnBackStackChangedListener.

Prototype

public abstract void addOnBackStackChangedListener(OnBackStackChangedListener listener);

Source Link

Document

Add a new listener for changes to the fragment back stack.

Usage

From source file:com.nadmm.airports.FragmentActivityBase.java

@Override
protected void onPostCreate(Bundle savedInstanceState) {
    super.onPostCreate(savedInstanceState);

    FragmentManager fm = getSupportFragmentManager();
    fm.addOnBackStackChangedListener(new FragmentManager.OnBackStackChangedListener() {
        @Override//w w w.j a va  2 s  . c o m
        public void onBackStackChanged() {
            FragmentManager fm = getSupportFragmentManager();
            mCurFragment = (FragmentBase) fm.findFragmentById(R.id.fragment_container);
            enableDisableSwipeRefresh(mCurFragment.isRefreshable());
        }
    });

    int actionBarSize = UiUtils.calculateActionBarSize(this);
    setProgressBarTopWhenActionBarShown(actionBarSize);
}

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From source file:com.nextgis.libngui.activity.NGPreferenceActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    mListeners = new ArrayList<>();

    setContentView(R.layout.activity_settings);
    setToolbar(R.id.main_toolbar);//from  w  ww.  ja  v  a  2 s  . c  o m

    FragmentManager fm = getSupportFragmentManager();
    fm.addOnBackStackChangedListener(new FragmentManager.OnBackStackChangedListener() {
        public void onBackStackChanged() {
            FragmentManager fm = getSupportFragmentManager();
            NGPreferenceSettingsFragment settings = (NGPreferenceSettingsFragment) fm
                    .findFragmentByTag(getPreferenceSettingsFragmentTag());

            String title;
            if (null != settings) {
                title = settings.getFragmentTitle();
            } else {
                title = getTitleString();
            }
            setTitle(title);
        }
    });

    // Create the fragment only when the activity is created for the first time,
    // ie. not after orientation changes
    if (savedInstanceState == null) {
        replaceHeadersFragment();

        if (isMultiPane(this)) {
            String action = getIntent().getAction();
            if (null == action) {
                action = SettingsConstantsUI.ACTION_PREFS_GENERAL;
            }
            Bundle args = new Bundle();
            args.putString(PreferenceFragmentCompat.ARG_PREFERENCE_ROOT, action);

            replaceSettingsFragment(args);
        }
    }
}

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From source file:com.gdgdevfest.android.apps.devfestbcn.ui.tablet.MapMultiPaneActivity.java

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_map);

    FragmentManager fm = getSupportFragmentManager();
    fm.addOnBackStackChangedListener(this);

    mFragmentBreadCrumbs = (FragmentBreadCrumbs) findViewById(R.id.breadcrumbs);
    mFragmentBreadCrumbs.setActivity(this);

    mMapFragment = (MapFragment) fm.findFragmentByTag("map");
    if (mMapFragment == null) {
        mMapFragment = new MapFragment();
        mMapFragment.setArguments(intentToFragmentArguments(getIntent()));

        fm.beginTransaction().add(R.id.fragment_container_map, mMapFragment, "map").commit();
    }//ww w  . ja v a2  s  .  co  m

    findViewById(R.id.close_button).setOnClickListener(new View.OnClickListener() {
        public void onClick(View view) {
            clearBackStack(false);
        }
    });

    updateBreadCrumbs();
    onConfigurationChanged(getResources().getConfiguration());
}

---

From source file:com.afayear.android.client.activity.DualPaneActivity.java

@Override
protected void onCreate(final Bundle savedInstanceState) {
    mPreferences = getSharedPreferences(SHARED_PREFERENCES_NAME, Context.MODE_PRIVATE);
    super.onCreate(savedInstanceState);
    final Resources res = getResources();
    final int orientation = res.getConfiguration().orientation;
    final int layout;
    final boolean is_large_screen = res.getBoolean(R.bool.is_large_screen);
    mDualPaneInPortrait = mPreferences.getBoolean(PREFERENCE_KEY_DUAL_PANE_IN_PORTRAIT, is_large_screen);
    mDualPaneInLandscape = mPreferences.getBoolean(PREFERENCE_KEY_DUAL_PANE_IN_LANDSCAPE, is_large_screen);
    switch (orientation) {
    case Configuration.ORIENTATION_LANDSCAPE:
        layout = mDualPaneInLandscape || shouldForceEnableDualPaneMode() ? getDualPaneLayoutRes()
                : getNormalLayoutRes();/*from   w  w w .j  a v  a  2 s. co  m*/
        break;
    case Configuration.ORIENTATION_PORTRAIT:
        layout = mDualPaneInPortrait || shouldForceEnableDualPaneMode() ? getDualPaneLayoutRes()
                : getNormalLayoutRes();
        break;
    default:
        layout = getNormalLayoutRes();
        break;
    }
    setContentView(layout);
    if (mSlidingPane != null) {
        mSlidingPane.setRightPaneBackground(getPaneBackground());
    }
    final FragmentManager fm = getSupportFragmentManager();
    fm.addOnBackStackChangedListener(this);
    if (savedInstanceState != null) {
        final Fragment left_pane_fragment = fm.findFragmentById(PANE_LEFT);
        final View main_view = findViewById(R.id.main);
        final boolean left_pane_used = left_pane_fragment != null && left_pane_fragment.isAdded();
        if (main_view != null) {
            final int visibility = left_pane_used ? View.GONE : View.VISIBLE;
            main_view.setVisibility(visibility);
        }
    }
}

---

From source file:org.wheelmap.android.activity.POIDetailEditableActivity.java

@Override
public void onCreate(Bundle savedInstanceState) {

    requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS);

    super.onCreate(savedInstanceState);

    if (UtilsMisc.isTablet(getApplicationContext())) {
        UtilsMisc.showAsPopup(this);

    }//from w w  w. j ava 2  s.c  o  m
    setContentView(R.layout.activity_frame_empty);
    setSupportProgressBarIndeterminateVisibility(false);
    if (getSupportActionBar() != null) {
        getSupportActionBar().setTitle(R.string.title_editor);
        getSupportActionBar().setDisplayShowTitleEnabled(true);
        getSupportActionBar().setHomeButtonEnabled(true);
        getSupportActionBar().setDisplayHomeAsUpEnabled(true);
    }
    setExternalEditableState(savedInstanceState);

    FragmentManager fm = getSupportFragmentManager();
    fm.addOnBackStackChangedListener(this);

    mFragment = fm.findFragmentById(R.id.content);
    if (mFragment != null) {
        return;
    }

    Long poiID = getIntent().getLongExtra(Extra.POI_ID, Extra.ID_UNKNOWN);
    if (poiID == Extra.ID_UNKNOWN) {
        Log.w(TAG, "poi id is not given - cant do anything");
        return;
    }

    int focus = getIntent().getIntExtra("Focus", 0);

    mFragment = POIDetailEditableFragment.newInstance(poiID, focus);
    fm.beginTransaction().add(R.id.content, mFragment, POIDetailEditableFragment.TAG).commit();

}

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From source file:org.mariotaku.twidere.activity.support.DualPaneActivity.java

@Override
protected void onCreate(final Bundle savedInstanceState) {
    mPreferences = getSharedPreferences(SHARED_PREFERENCES_NAME, Context.MODE_PRIVATE);
    super.onCreate(savedInstanceState);
    final Resources res = getResources();
    final int orientation = res.getConfiguration().orientation;
    final int layout;
    final boolean is_large_screen = res.getBoolean(R.bool.is_large_screen);
    mDualPaneInPortrait = mPreferences.getBoolean(PREFERENCE_KEY_DUAL_PANE_IN_PORTRAIT, is_large_screen);
    mDualPaneInLandscape = mPreferences.getBoolean(PREFERENCE_KEY_DUAL_PANE_IN_LANDSCAPE, is_large_screen);
    switch (orientation) {
    case Configuration.ORIENTATION_LANDSCAPE:
        layout = mDualPaneInLandscape || shouldForceEnableDualPaneMode() ? getDualPaneLayoutRes()
                : getNormalLayoutRes();// www  .  jav a  2 s  .  c  o  m
        break;
    case Configuration.ORIENTATION_PORTRAIT:
        layout = mDualPaneInPortrait || shouldForceEnableDualPaneMode() ? getDualPaneLayoutRes()
                : getNormalLayoutRes();
        break;
    default:
        layout = getNormalLayoutRes();
        break;
    }
    setContentView(layout);
    if (mSlidingPane != null) {
        mSlidingPane.setRightPaneBackground(getPaneBackground());
    }
    final FragmentManager fm = getSupportFragmentManager();
    fm.addOnBackStackChangedListener(this);
    if (savedInstanceState != null) {
        updateMainViewVisibility();
    }
}

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From source file:com.velli.passwordmanager.filepicker.ActivityFilePicker.java

private void initRootFolder(boolean hasStoragePermission) {
    final String path = Environment.getExternalStorageDirectory().getPath();
    final FragmentFileList frag = getNewFileFragment(path);
    final FragmentManager m = getSupportFragmentManager();

    m.addOnBackStackChangedListener(this);
    m.beginTransaction().add(R.id.activity_file_picker_container, frag, path).commit();

    mAdapter.addPath(path);/*w ww  . ja  v a2 s . com*/
}

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From source file:br.com.testmaster.view.activity.MainActivity.java

private void replaceFragment(Fragment fragment) {
    FragmentManager fragmentManager = getSupportFragmentManager();
    android.support.v4.app.FragmentTransaction transaction = fragmentManager.beginTransaction();
    transaction.replace(R.id.content_main, fragment);

    fragmentManager.addOnBackStackChangedListener(new FragmentManager.OnBackStackChangedListener() {
        @Override//  w w  w  .  ja  va2 s.  c om
        public void onBackStackChanged() {
            if (getFragmentManager().getBackStackEntryCount() == 0)
                finish();
        }
    });
    transaction.commit();
}

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From source file:com.koushikdutta.widgets.ListContentFragmentInternal.java

@SuppressLint("InlinedApi")
void setContentNative(final String breadcrumb) {
    android.app.Fragment f = (android.app.Fragment) mCurrentContent;
    Activity fa = getActivity();/* ww  w .j  a va 2  s  .co  m*/
    final android.app.FragmentManager fm = fa.getFragmentManager();

    android.app.FragmentTransaction ft = fm.beginTransaction();
    if (isPaged()) {
        if (listener == null) {
            fm.addOnBackStackChangedListener(new android.app.FragmentManager.OnBackStackChangedListener() {
                {
                    listener = this;
                }

                @Override
                public void onBackStackChanged() {
                    android.app.Fragment f = (android.app.Fragment) getFragment();
                    if (f.isDetached() || f.isRemoving()) {
                        fm.removeOnBackStackChangedListener(this);
                        return;
                    }
                    View v = getFragment().getView();
                    if (v == null)
                        return;
                    final View l = v.findViewById(R.id.list_fragment);
                    if (l == null)
                        return;
                    if (fm.getBackStackEntryCount() > 0 && "content"
                            .equals(fm.getBackStackEntryAt(fm.getBackStackEntryCount() - 1).getName())) {
                        l.setVisibility(View.GONE);
                    } else {
                        l.setVisibility(View.VISIBLE);
                    }
                }
            });
        }

        fm.popBackStack("content", android.app.FragmentManager.POP_BACK_STACK_INCLUSIVE);
        ft.setBreadCrumbTitle(breadcrumb);
        ft.setBreadCrumbShortTitle(breadcrumb);
        ft.addToBackStack("content");
    }
    ft.replace(getContentId(), f, "content");
    ft.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE);
    ft.commit();
}

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From source file:org.fuusio.api.flow.AbstractFlow.java

@Override
public final void start(final Bundle params) {
    mLifecycleState = LifecycleState.STARTED;
    final FragmentManager manager = mFragmentContainer.getSupportFragmentManager();
    manager.addOnBackStackChangedListener(this);
    Dependency.activateScope(this);

    onStart(params);//  w  w w. j  av  a  2s. co  m
}

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