Java Code Examples for android.support.design.widget.FloatingActionButton#hide()

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);

    // This floating button switching between Arabic and English Locales manually upon click
    final FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
    setSupportActionBar(toolbar);

    if (MainApplication.languageSwitcher.getCurrentLocale().getLanguage().equals("ar"))   {
        fab.hide();
    } else {
        fab.show();
    }

    fab.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            MainApplication.languageSwitcher.switchToLaunch(MainActivity.this);
        }
    });
}
 

@Override
public void onNestedScroll(final CoordinatorLayout coordinatorLayout, final FloatingActionButton child,
                           final View target, final int dxConsumed, final int dyConsumed,
                           final int dxUnconsumed, final int dyUnconsumed) {
    super.onNestedScroll(coordinatorLayout, child, target, dxConsumed, dyConsumed, dxUnconsumed, dyUnconsumed);
    if (dyConsumed > 0 && child.getVisibility() == View.VISIBLE) {
        // User scrolled down and the FAB is currently visible -> hide the FAB
        child.hide(new FloatingActionButton.OnVisibilityChangedListener() {
            @Override
            public void onHidden(FloatingActionButton fab) {
                super.onHidden(fab);
                fab.setVisibility(View.INVISIBLE);
            }
        });
    } else if (dyConsumed < 0 && child.getVisibility() != View.VISIBLE) {
        // User scrolled up and the FAB is currently not visible -> show the FAB
        child.show();
    }
}
 

@Override
public void onNestedScroll(final CoordinatorLayout coordinatorLayout, final
FloatingActionButton child, final View target, final int dxConsumed, final int dyConsumed,
                           final int dxUnconsumed, final int dyUnconsumed) {
    super.onNestedScroll(coordinatorLayout, child, target, dxConsumed, dyConsumed,
            dxUnconsumed, dyUnconsumed);
    if (dyConsumed > 0 && child.getVisibility() == View.VISIBLE) {
        /** design lib 升级到 25.1.0 导致 child.hide() 效果失效，法克哟
         *  http://stackoverflow.com/questions/41761736/android-design-library-25-1-0-causes-floatingactionbutton-behavior-to-stop-worki
         */
        child.hide(new FloatingActionButton.OnVisibilityChangedListener() {
            @Override
            public void onHidden(FloatingActionButton fab) {
                super.onHidden(fab);
                fab.setVisibility(View.INVISIBLE);
            }
        });
    } else if (dyConsumed < 0 && child.getVisibility() != View.VISIBLE) {
        child.show();
    }
}
 

public boolean defaultAction(View view) {
    TextView gameStatus = (TextView) findViewById(R.id.gameStatusView);
    FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
    EditText editText = (EditText) findViewById(R.id.editText);
    TextView resultView = (TextView) findViewById(R.id.resultView);
    if (currentWord == null) {
        currentWord = dictionary.pickGoodStarterWord();
        anagrams = dictionary.getAnagramsWithOneMoreLetter(currentWord);
        gameStatus.setText(Html.fromHtml(String.format(START_MESSAGE, currentWord.toUpperCase(), currentWord)));
        fab.setImageResource(android.R.drawable.ic_menu_help);
        fab.hide();
        resultView.setText("");
        editText.setText("");
        editText.setEnabled(true);
        editText.requestFocus();
        InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
        imm.showSoftInput(editText, InputMethodManager.SHOW_IMPLICIT);
    } else {
        editText.setText(currentWord);
        editText.setEnabled(false);
        fab.setImageResource(android.R.drawable.ic_media_play);
        currentWord = null;
        resultView.append(TextUtils.join("\n", anagrams));
        gameStatus.append(" Hit 'Play' to start again");
    }
    return true;
}
 

private void hideFloatingActionButton(FloatingActionButton fabSearch) {
    ViewGroup.LayoutParams layoutParams = fabSearch.getLayoutParams();
    if (layoutParams instanceof CoordinatorLayout.LayoutParams) {
        CoordinatorLayout.LayoutParams coLayoutParams = (CoordinatorLayout.LayoutParams) layoutParams;
        FloatingActionButton.Behavior behavior = new FloatingActionButton.Behavior();
        coLayoutParams.setBehavior(behavior);
    }
    fabSearch.hide();
}
 

@Override
public void onNestedScroll(CoordinatorLayout coordinatorLayout,
                           FloatingActionButton child,
                           View target, int dxConsumed, int dyConsumed,
                           int dxUnconsumed, int dyUnconsumed) {
    super.onNestedScroll(coordinatorLayout, child, target,
            dxConsumed, dyConsumed, dxUnconsumed,dyUnconsumed);

    if ((dyConsumed > 0) && (child.getVisibility() == View.VISIBLE)) {
        child.hide();
    } else if ((dyConsumed < 0) && (child.getVisibility() != View.VISIBLE)) {
        child.show();
    }
}
 

@Override
public void onNestedScroll(CoordinatorLayout coordinatorLayout, FloatingActionButton child, View target, int dxConsumed, int dyConsumed, int dxUnconsumed, int dyUnconsumed) {
    super.onNestedScroll(coordinatorLayout, child, target, dxConsumed, dyConsumed, dxUnconsumed, dyUnconsumed);
    if (dyConsumed > 0 && child.getVisibility() == View.VISIBLE) {
        child.hide();
    } else if (dyConsumed < 0 && child.getVisibility() != View.VISIBLE) {
        child.show();
    }
}
 

public boolean defaultAction(View view) {
    TextView gameStatus = (TextView) findViewById(R.id.gameStatusView);
    FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
    EditText editText = (EditText) findViewById(R.id.editText);
    TextView resultView = (TextView) findViewById(R.id.resultView);
    if (currentWord == null) {
        currentWord = dictionary.pickGoodStarterWord();
        anagrams = dictionary.getAnagramsWithOneMoreLetter(currentWord);
        gameStatus.setText(Html.fromHtml(String.format(START_MESSAGE, currentWord.toUpperCase(), currentWord)));
        fab.setImageResource(android.R.drawable.ic_menu_help);
        fab.hide();
        resultView.setText("");
        editText.setText("");
        editText.setEnabled(true);
        editText.requestFocus();
        InputMethodManager imm = (InputMethodManager) getSystemService(Context.INPUT_METHOD_SERVICE);
        imm.showSoftInput(editText, InputMethodManager.SHOW_IMPLICIT);
    } else {
        editText.setText(currentWord);
        editText.setEnabled(false);
        fab.setImageResource(android.R.drawable.ic_media_play);
        currentWord = null;
        resultView.append(TextUtils.join("\n", anagrams));
        gameStatus.append(" Hit 'Play' to start again");
    }
    return true;
}
 

@Override
public void onNestedScroll(CoordinatorLayout coordinatorLayout, FloatingActionButton child,
                           View target, int dxConsumed, int dyConsumed, int dxUnconsumed, int dyUnconsumed) {
    super.onNestedScroll(coordinatorLayout, child, target, dxConsumed, dyConsumed, dxUnconsumed,
            dyUnconsumed);

    if ((dyConsumed > 0) && (child.getVisibility() == View.VISIBLE)) {
        child.hide();
    } else if ((dyConsumed < 0) && (child.getVisibility() != View.VISIBLE)) {
        child.show();
    }
}
 

@Override public boolean onDependentViewChanged(@NonNull
                                                final CoordinatorLayout parent, @NonNull
                                                final FloatingActionButton child, final View dependency) {
    log(TAG, INFO, "onDependentViewChanged: " + dependency);
    final List<View> list = parent.getDependencies(child);
    ViewGroup.MarginLayoutParams params = ((ViewGroup.MarginLayoutParams) child.getLayoutParams());
    int bottomMargin = (params.bottomMargin + params.rightMargin) - (params.topMargin + params.leftMargin);
    float t = 0;
    float t2 = 0;
    float t3 = 0;
    boolean result = false;
    for (View dep : list) {
        if (Snackbar.SnackbarLayout.class.isInstance(dep)) {
            t += dep.getTranslationY() - dep.getHeight();
            result = true;
        } else if (BottomNavigation.class.isInstance(dep)) {
            BottomNavigation navigation = (BottomNavigation) dep;
            t2 = navigation.getTranslationY() - navigation.getHeight() + bottomMargin;
            t += t2;
            result = true;

            if (navigationBarHeight > 0) {
                if (!navigation.isExpanded()) {
                    child.hide();
                } else {
                    child.show();
                }
            }
        }
    }

    if (navigationBarHeight > 0 && t2 < 0) {
        t = Math.min(t2, t + navigationBarHeight);
    }

    child.setTranslationY(t);
    return result;
}
 

@Override
public boolean onDependentViewChanged(CoordinatorLayout parent, FloatingActionButton child, View dependency) {
    /**
     * Because we are not moving it, we always return false in this method.
     */

    if (offset == 0)
        setOffsetValue(parent);

    if (mBottomSheetBehaviorRef == null)
        getBottomSheetBehavior(parent);

    int DyFix = getDyBetweenChildAndDependency(child, dependency);

    if ((child.getY() + DyFix) < offset)
        child.hide();
    else if ((child.getY() + DyFix) >= offset) {

        /**
         * We are calculating every time point in Y where BottomSheet get {@link BottomSheetBehaviorGoogleMapsLike#STATE_COLLAPSED}.
         * If PeekHeight change dynamically we can reflect the behavior asap.
         */
        if (mBottomSheetBehaviorRef == null || mBottomSheetBehaviorRef.get() == null)
            getBottomSheetBehavior(parent);
        int collapsedY = dependency.getHeight() - mBottomSheetBehaviorRef.get().getPeekHeight();

        if ((child.getY() + DyFix) > collapsedY)
            child.hide();
        else
            child.show();
    }

    return false;
}
 

@Override
public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {
    FloatingActionButton scrollToTopButton = (FloatingActionButton) activity.findViewById(R.id.scroll_to_top_button);
    if (scrollToTopButton != null && positionOffsetPixels != 0) {
        scrollToTopButton.hide();
        scrollToTopButton.setTag(null);
    }
}
 

@Override
public void onNestedScroll(@NonNull CoordinatorLayout coordinatorLayout, @NonNull FloatingActionButton child, @NonNull View target, int dxConsumed, int dyConsunmed, int dxUnconsumed, int dyUnconsumed, int type) {
    if (dyConsunmed > 0 && child.getVisibility() == View.VISIBLE) {
        child.hide();
    } else if (dyConsunmed < 0 && child.getVisibility() != View.VISIBLE) {
        child.show();
    }
}
 

@Override
public void onNestedScroll(@NonNull CoordinatorLayout coordinatorLayout, @NonNull FloatingActionButton child, @NonNull View target, int dxConsumed, int dyConsumed, int dxUnconsumed, int dyUnconsumed, int type) {
    if (dyConsumed > 0) {
        child.hide(new FloatingActionButton.OnVisibilityChangedListener() {
            @Override
            public void onHidden(FloatingActionButton fab) {
                fab.setVisibility(View.INVISIBLE);
            }
        });
    } else {
        child.show();
    }
}
 

@Override
public void onNestedScroll(CoordinatorLayout coordinatorLayout, FloatingActionButton child, View target, int dxConsumed, int dyConsumed, int dxUnconsumed, int dyUnconsumed) {
    super.onNestedScroll(coordinatorLayout, child, target, dxConsumed, dyConsumed, dxUnconsumed, dyUnconsumed);
    child.hide();
}
 

@Override
public void onNestedScroll(CoordinatorLayout coordinatorLayout, FloatingActionButton child, View target, int dxConsumed, int dyConsumed, int dxUnconsumed, int dyUnconsumed) {
    super.onNestedScroll(coordinatorLayout, child, target, dxConsumed, dyConsumed, dxUnconsumed, dyUnconsumed);

    if (child.getTag() == null) {
        return;
    }

    // try to get the current page, if there's any.
    View view = coordinatorLayout;
    ViewPager viewPager = (ViewPager) coordinatorLayout.findViewById(R.id.viewPager);
    if (viewPager != null && viewPager.getAdapter() instanceof FragmentAdapter) {
        int currentPage = viewPager.getCurrentItem();
        FragmentAdapter pagerAdapter = (FragmentAdapter) viewPager.getAdapter();

        Fragment currentItem = pagerAdapter.getItem(currentPage);

        view = currentItem.getView();
    }

    if (view == null) {
        // We do not have a view we can immediately find.
        child.hide();
        return;
    }

    // Hide if we're over the first item
    RecyclerView recyclerView = (RecyclerView) view.findViewById(R.id.list);
    if (recyclerView != null && recyclerView.getLayoutManager() instanceof LinearLayoutManager) {
        LinearLayoutManager layoutManager = (LinearLayoutManager) recyclerView.getLayoutManager();
        if (layoutManager.findFirstVisibleItemPosition() == 0) {
            child.hide();
        } else if (dyConsumed > 1 && child.getVisibility() == View.VISIBLE)
            child.hide();
        else if (dyConsumed < 1 && child.getVisibility() != View.VISIBLE)
            child.show();
    } else {
        // no recyclerview to attach to?
        child.hide();
    }
}
 

@OnClick(R.id.restart_navigation_fab)
public void onClick(FloatingActionButton restartNavigationFab) {
  replaceFragment(new NavigationFragment());
  restartNavigationFab.hide();
}
 

private void initFloatingActionButton() {

        FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.floating_action_button);

        if (fab == null) return;

        fab.setOnClickListener(v -> actionCreate());

        if (name != null || type != null) {

            ViewGroup.LayoutParams layoutParams = fab.getLayoutParams();

            ((CoordinatorLayout.LayoutParams) layoutParams).setAnchorId(View.NO_ID);

            fab.setLayoutParams(layoutParams);

            fab.hide();
        }
    }
 

public void initTransmit() {
        final Context context = getApplicationContext();

        CharSequence text = "Transmitter Mode Activated";
        int duration = Toast.LENGTH_SHORT;

        long free = Runtime.getRuntime().freeMemory();
//        generate(context);

        Toast toast = Toast.makeText(context, text, duration);
        toast.show();

        setContentView(R.layout.activity_transmitter);
        Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);

        DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
        ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
                this, drawer, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);
        toggle.syncState();

        NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view);
        navigationView.setNavigationItemSelectedListener(this);
        navigationView.setCheckedItem(R.id.transmit);


        gen = (Button) findViewById(R.id.generate);
        gen.setOnClickListener(this);
        mEdit = (EditText) findViewById(R.id.transmitString);


        fab_trans = (FloatingActionButton) findViewById(R.id.fab);
        fab_trans.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                Snackbar.make(view, "Transmitting Modulated Waveform", Snackbar.LENGTH_LONG)
                        .setAction("Action", null).show();

                mediaplayer = new MediaPlayer();


                String root = Environment.getExternalStorageDirectory().toString();
                File dir = new File(root, "RedTooth");
                if (!dir.exists()) {
                    dir.mkdir();
                }

                try {
                    mediaplayer.setDataSource(dir + File.separator + "FSK.wav");
                    mediaplayer.prepare();
                    mediaplayer.start();
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        });
        fab_trans.hide();


    }
 

public void initTransmit() {
        final Context context = getApplicationContext();

        CharSequence text = "Transmitter Mode Activated";
        int duration = Toast.LENGTH_SHORT;

        long free = Runtime.getRuntime().freeMemory();
//        generate(context);

        Toast toast = Toast.makeText(context, text, duration);
        toast.show();

        setContentView(R.layout.activity_transmitter);
        Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);

        DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
        ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
                this, drawer, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);
        toggle.syncState();

        NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view);
        navigationView.setNavigationItemSelectedListener(this);
        navigationView.setCheckedItem(R.id.transmit);


        gen = (Button) findViewById(R.id.generate);
        mEdit = (EditText) findViewById(R.id.transmitString);
        gen.setOnClickListener(new View.OnClickListener() {

            @Override
            public void onClick(View v) {
                clickHelper(context,mEdit,v);
            }

        });


        fab_trans = (FloatingActionButton) findViewById(R.id.fab);
        fab_trans.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {  //playing the wav file
                Snackbar.make(view, "Transmitting Modulated Waveform", Snackbar.LENGTH_LONG)
                        .setAction("Action", null).show();

                mediaplayer = new MediaPlayer();

                String root = Environment.getExternalStorageDirectory().toString();
                File dir = new File(root, "Soundcom");
                if (!dir.exists()) {
                    dir.mkdir();
                }

                try {
                    mediaplayer.setDataSource(dir + File.separator + "FSK.wav");
                    mediaplayer.prepare();
                    mediaplayer.start();
                    MemberData data = new MemberData(a, getRandomColor());
                    boolean belongsToCurrentUser=true;
                    final Message message = new Message(src, data, belongsToCurrentUser);
                    printmessage(message);  //add transmitted message to chat

                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        });
        fab_trans.hide();
    }