androidx.core.view.GravityCompat Java Examples

public void setupViewsForKey(BaseKey key) {
    if(key.shouldShowUp()) {
        drawerLayout.setDrawerLockMode(LOCK_MODE_LOCKED_CLOSED, GravityCompat.START);
        drawerToggle.setDrawerIndicatorEnabled(false);
        getSupportActionBar().setDisplayHomeAsUpEnabled(true);
    } else {
        drawerLayout.setDrawerLockMode(LOCK_MODE_UNLOCKED, GravityCompat.START);
        getSupportActionBar().setDisplayHomeAsUpEnabled(false);
        drawerToggle.setDrawerIndicatorEnabled(true);
    }
    drawerToggle.syncState();
    setCheckedItem(key.navigationViewId());
    supportInvalidateOptionsMenu();
    if(key.isFabVisible()) {
        fab.show();
    } else {
        fab.hide();
    }
    Fragment fragment = getSupportFragmentManager().findFragmentByTag(key.getFragmentTag());
    key.setupFab(fragment, fab);
}
 

private void onDirectorySelected(final String dirPath, final boolean isRootDirectory, final boolean addToBackStack) {
    // Create fragment and give it an argument for the selected directory
    final FilesFragment newFragment = FilesFragment.newInstance(dirPath, isRootDirectory);

    final FragmentManager fragmentManager = getSupportFragmentManager();

    final FragmentTransaction transaction = fragmentManager.beginTransaction();

    if (!isRootDirectory) {
        // no root directory so set a enter / exit transition
        final int layoutDirection = getResources().getConfiguration().getLayoutDirection();
        newFragment.setEnterTransition(new Slide(GravityCompat.getAbsoluteGravity(GravityCompat.START, layoutDirection)));
        newFragment.setExitTransition(new Slide(GravityCompat.getAbsoluteGravity(GravityCompat.END, layoutDirection)));
    }

    transaction.replace(R.id.fragment_container, newFragment);
    if (!isRootDirectory && addToBackStack) {
        // add fragment only to the backstack if it's not a root directory
        transaction.addToBackStack("FilesFragment");
    }

    // Commit the transaction
    transaction.commit();
}
 

@Override
public void onBackPressed() {
    if (mDrawer != null && mDrawer.isDrawerOpen(GravityCompat.START)) {
        mDrawer.closeDrawer(GravityCompat.START);
    } else {
        Fragment currentFragment = getFragment(mSelection);
        if (!(currentFragment instanceof BaseFragment)
                || !((BaseFragment) currentFragment).onBackPressed()) {
            if (mExit) {
                mExit = false;
                super.onBackPressed();
            } else {
                Utils.toast(R.string.press_back_again_exit, this);
                mExit = true;
                mHandler.postDelayed(() -> mExit = false, 2000);
            }
        }
    }
}
 

@Override
public boolean onNavigationItemSelected(MenuItem item) {
    switch (item.getItemId()) {
        case R.id.action_settings:
            Intent intentSettings = new Intent(this, SettingsActivity.class);
            startActivity(intentSettings);
            break;
        case R.id.action_help:
            new ExecScript(this, "info").start();
            break;
        case R.id.action_zip:
            requestWritePermissions();
            break;
        case R.id.action_about:
            Intent intentAbout = new Intent(this, AboutActivity.class);
            startActivity(intentAbout);
            break;
    }
    DrawerLayout drawer = findViewById(R.id.drawer_layout);
    drawer.closeDrawer(GravityCompat.START);
    return true;
}
 

private boolean onNavigationItemSelected(@NonNull MenuItem item) {
    int itemId = item.getItemId();
    switch (item.getItemId()) {
        case R.id.recycler_view_list:
        case R.id.recycler_view_list_classic:
        case R.id.recycler_view_list_stateful:
        case R.id.recycler_view_grid:
        case R.id.scroll_view:
        case R.id.nested_scroll_view:
        case R.id.web_view:
            setNavigationCheckedItem(itemId);
            mDrawerLayout.closeDrawer(GravityCompat.START);
            return true;
        default:
            return false;
    }
}
 

@Override
public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
        case android.R.id.home:
            mDrawerLayout.openDrawer(GravityCompat.START);
            return true;
        case R.id.share:
            Intent i = new Intent(Intent.ACTION_SEND);
            i.setType("text/plain");
            i.putExtra(Intent.EXTRA_SUBJECT, getString(R.string.app_name));
            i.putExtra(Intent.EXTRA_TEXT, webView.getUrl());
            startActivity(Intent.createChooser(i, getString(R.string.share)));
            return true;
        case R.id.refresh:
            webView.loadUrl(instanceBaseUrl.toString());
            return true;
        default:
            return super.onOptionsItemSelected(item);
    }
}
 

@Override
public boolean onOptionsItemSelected(MenuItem item) {
    // Handle action bar item clicks here. The action bar will
    // automatically handle clicks on the Home/Up button, so long
    // as you specify a parent activity in AndroidManifest.xml.
    int id = item.getItemId();

    //noinspection SimplifiableIfStatement
    if (id == R.id.action_right_menu) {
        if (drawer.isDrawerOpen(GravityCompat.END)) {
            drawer.closeDrawer(GravityCompat.END);
        } else {
            drawer.openDrawer(GravityCompat.END);
        }
        return true;
    }

    return super.onOptionsItemSelected(item);
}
 

/**
 * Users of this fragment must call this method to set up the navigation drawer interactions.
 *
 * @param fragmentId   The android:id of this fragment in its activity's layout.
 * @param drawerLayout The DrawerLayout containing this fragment's UI.
 */
public void setUp(int fragmentId, DrawerLayout drawerLayout) {
    final AppCompatActivity activity = (AppCompatActivity) getActivity();
    fragmentContainerView = activity.findViewById(fragmentId);
    this.drawerLayout = drawerLayout;
    // set a custom shadow that overlays the main content when the drawer opens
    this.drawerLayout.setDrawerShadow(R.drawable.drawer_shadow, GravityCompat.START);
    toolbar = this.drawerLayout.findViewById(R.id.toolbar);

    setupActionBar();
    setupEntries();
    setupActionBarDrawerToggle(activity);

    if (!userLearnedDrawer) {
        openNavigationDrawerForFirstTimeUsers();
    }

    // Defer code dependent on restoration of previous instance state.
    this.drawerLayout.post(() -> drawerToggle.syncState());
    this.drawerLayout.addDrawerListener(drawerToggle);
}
 

@Override
public void onPlaylistSelected(String playlistTitle, long playlistID) {
    // Create fragment and give it an argument for the selected playlist
    PlaylistTracksFragment newFragment = PlaylistTracksFragment.newInstance(playlistTitle, playlistID);

    FragmentTransaction transaction = getSupportFragmentManager().beginTransaction();

    // set enter / exit animation
    final int layoutDirection = getResources().getConfiguration().getLayoutDirection();
    newFragment.setEnterTransition(new Slide(GravityCompat.getAbsoluteGravity(GravityCompat.START, layoutDirection)));
    newFragment.setExitTransition(new Slide(GravityCompat.getAbsoluteGravity(GravityCompat.END, layoutDirection)));

    // Replace whatever is in the fragment_container view with this
    // fragment,
    // and add the transaction to the back stack so the user can navigate
    // back
    transaction.replace(R.id.fragment_container, newFragment);
    transaction.addToBackStack("PlaylistTracksFragment");

    // Commit the transaction
    transaction.commit();
}
 

@SuppressWarnings("StatementWithEmptyBody")
@Override
public boolean onNavigationItemSelected(MenuItem item) {
    // Handle navigation view item clicks here.
    int id = item.getItemId();

    switch (id){
        case R.id.nav_trip_history:
            showTripHistory();
            break;
        case R.id.nav_updateInformation:
            showDialogUpdateInfo();
            break;
        case R.id.nav_signOut:
            signOut();
            break;
    }

    DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
    drawer.closeDrawer(GravityCompat.START);
    return true;
}
 

@SuppressWarnings("StatementWithEmptyBody")
@Override
public boolean onNavigationItemSelected(MenuItem item) {
    // Handle navigation view item clicks here.
    int id = item.getItemId();
    Fragment fragment = null;
    if (id == R.id.nav_time_atten) {
        fragment = TimeAttendantFastFragment.newInstance();
    } else if (id == R.id.nav_simulator) {
        fragment = BeaconSimulatorFragment.newInstance();
    }

    FragmentManager fragmentManager = getSupportFragmentManager();
    fragmentManager.beginTransaction().replace(R.id.contentFrame, fragment).commit();

    DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
    drawer.closeDrawer(GravityCompat.START);
    return true;
}
 

@SuppressLint("RtlHardcoded")
@Override
public boolean onKeyDown(int keyCode, KeyEvent event) {
    Boolean mo = moDialogHUD.onKeyDown(keyCode, event);
    if (mo) {
        return true;
    } else if (mTlIndicator.getSelectedTabPosition() != 0) {
        Objects.requireNonNull(mTlIndicator.getTabAt(0)).select();
        return true;
    } else {
        if (keyCode == KeyEvent.KEYCODE_BACK) {
            if (drawer.isDrawerOpen(GravityCompat.START)) {
                drawer.closeDrawer(GravityCompat.START, !MApplication.isEInkMode);
                return true;
            }
            exit();
            return true;
        }
        return super.onKeyDown(keyCode, event);
    }
}
 

@Override
public void onBackPressed() {
    DrawerLayout drawer = findViewById(R.id.drawer_layout);
    if (drawer.isDrawerOpen(GravityCompat.START)) {
        drawer.closeDrawer(GravityCompat.START);
    } else {
        super.onBackPressed();
    }
}
 

@Override
public void onBackPressed() {
    if (mDrawerLayout.isDrawerOpen(GravityCompat.START)) {
        mDrawerLayout.closeDrawer(GravityCompat.START);
    } else {
        super.onBackPressed();
    }
}
 

/**
 * Called when an item in the navigation menu is selected.
 *
 * @param item The selected item
 * @return true to display the item as the selected item
 */
@Override
public boolean onNavigationItemSelected(@NonNull MenuItem item) {
    Navigation.onNavigationItemSelected(this, item);
    drawer.closeDrawer(GravityCompat.START);
    return true;
}
 

@Override
public boolean onOptionsItemSelected(MenuItem item) {
	switch (item.getItemId()) {
		case android.R.id.home:
			drawerLayout.openDrawer(GravityCompat.START);
			return true;
		default:
			return super.onOptionsItemSelected(item);
	}
}
 

@Override
public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
        case R.id.action_right_drawer:
            drawer.openDrawer(GravityCompat.END);
            return true;
    }
    return super.onOptionsItemSelected(item);
}
 

/**
 * Handling onDrawerSlide event of DrawerLayout. It'll sync progress of drawer sliding animation with navigation state changing animation if needed.
 * If you also want to handle this event, make sure to call super method.
 */
protected void onDrawerSlide(View drawerView, float slideOffset){
    if(!shouldSyncDrawerSlidingProgress()){
        notifyStateInvalidated();
    }
    else {
        if (mDrawerLayout.isDrawerOpen(GravityCompat.START))
            notifyStateProgressChanged(false, 1f - slideOffset);
        else
            notifyStateProgressChanged(true, slideOffset);
    }
}
 

@Override
public void onClick(View v) {
    switch (v.getId()) {
        case R.id.ll_title_menu:
            // 开启菜单
            bindingView.drawerLayout.openDrawer(GravityCompat.START);
            break;
        case R.id.iv_title_two:
            // 不然cpu会有损耗
            if (vpContent.getCurrentItem() != 1) {
                setCurrentItem(1);
            }
            break;
        case R.id.iv_title_one:
            if (vpContent.getCurrentItem() != 0) {
                setCurrentItem(0);
            }
            break;
        case R.id.iv_title_three:
            if (vpContent.getCurrentItem() != 2) {
                setCurrentItem(2);
            }
            break;
        case R.id.iv_avatar:
            // 头像进入GitHub
            WebViewActivity.loadUrl(v.getContext(), CommonUtils.getString(R.string.string_url_cloudreader), "CloudReader");
            break;
        case R.id.ll_nav_exit:
            // 退出应用
            finish();
            break;
        default:
            break;
    }
}
 

@Override
public void onBackPressed() {
    Log.d("start", ">>> Navigation Bar");
    if (drawerLayout.isDrawerOpen(GravityCompat.START)) {
        drawerLayout.closeDrawer(GravityCompat.START);
    } else {
        super.onBackPressed();
    }
}
 

@Override
public void onBackPressed() {
    if (!mainRender.canGoBack()) {
        DrawerLayout drawer = findViewById(R.id.drawer_layout);
        if (drawer.isDrawerOpen(GravityCompat.START)) {
            drawer.closeDrawer(GravityCompat.START);
        } else {
            super.onBackPressed();
        }
    } else {
        mainRender.goBack();
    }
}
 

/**
 * Checks whether the drawer is in the locked mode.
 *
 * @return {@code true} if the drawer is in the locked mode.
 */
public boolean isDrawerLocked() {
    return mDrawer.getDrawerLockMode(GravityCompat.START)
            == DrawerLayout.LOCK_MODE_LOCKED_OPEN
            || mDrawer.getDrawerLockMode(GravityCompat.END)
            == DrawerLayout.LOCK_MODE_LOCKED_OPEN;
}
 

@Override
public void onBackPressed() {
    DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
    if (drawer.isDrawerOpen(GravityCompat.START)) {
        drawer.closeDrawer(GravityCompat.START);
    } else {
        super.onBackPressed();
    }
}
 

@Override
public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
        case android.R.id.home:
            drawerLayout.openDrawer(GravityCompat.START);
            break;
    }

    return super.onOptionsItemSelected(item);
}
 

@Override
public void onBindViewHolder(PreferenceViewHolder holder) {
    super.onBindViewHolder(holder);

    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP)
        return;

    final TextView titleView = (TextView) holder.findViewById(android.R.id.title);

    if (titleView != null) {
        titleView.setGravity(GravityCompat.START | Gravity.CENTER_VERTICAL);
        final TypedArray typedArray = getContext().obtainStyledAttributes(COLOR_ACCENT_ID);

        try {
            if (typedArray.length() > 0) {
                final int accentColor = typedArray.getColor(0, 0xff4081); // defaults to pink
                titleView.setTextColor(accentColor);
            }
        } finally {
            typedArray.recycle();
        }

        float density = getContext().getResources().getDisplayMetrics().density;
        int paddingPx = (int) (density * PADDING_DP);

        // View already includes bottom margin. Add padding to all other sides for consistency
        // across Android versions.
        titleView.setPadding(paddingPx, paddingPx, paddingPx, 0);
    }
}
 

@Override
public void onBackPressed() {
    if (mDrawerLayout.isDrawerOpen(GravityCompat.START)) {
        mDrawerLayout.closeDrawer(GravityCompat.START);
    } else {
        boolean handled = false;
        try {
            List fragmentList = getSupportFragmentManager().getFragments();
            for (Object f : fragmentList) {
                if (f instanceof BaseFragment) {
                    handled = ((BaseFragment) f).onBackPressed();
                    if (handled)
                        break;
                }
            }
        } catch (Exception e) {
            e.printStackTrace();
        }

        if (!handled) {
            if (!isHomeFragmentOpen())
                goToHomeScreen();
            else
                showLogoutDialog();
        }
    }
}
 

@Override
public void onBackPressed() {
    if (drawer.isDrawerOpen(GravityCompat.START)) {
        drawer.closeDrawer(GravityCompat.START);
    } else {
        super.onBackPressed();
    }
}
 

/**
 * Open the navigation drawer.
 *
 * @param id
 *   The menu item id to perform an action on.
 */
public void openDrawer(int id) {
    if (drawer != null) {
        drawer.openDrawer(GravityCompat.START);
    }

    if (id > 0) {
        navigationView.setCheckedItem(id);
        drawerMenu.performIdentifierAction(id, 0);
    }
}
 

/**
 * Close drawer if open otherwise go to app home screen.
 */
@Override
public void onBackPressed()
{
	DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
	if (drawer.isDrawerOpen(GravityCompat.START))
	{
		drawer.closeDrawer(GravityCompat.START);
	}
	else
	{
		moveTaskToBack(true);
	}
}
 

@Override
public void onLap(int lapNum, long lapTime, long lastLapTime, long lapDiff) {
    if (lastLapTime == 0)
        time.setMaxProgress(lapDiff);
    else time.setReferenceProgress(lapDiff);

    LinearLayout layout = new LinearLayout(getContext());

    TextView number = new TextView(getContext());
    number.setText(getString(R.string.title_lap_number, lapNum));
    number.setTextColor(textColorPrimary);
    layout.addView(number);

    LinearLayout.LayoutParams layoutParams = new LinearLayout.LayoutParams(0, ViewGroup.LayoutParams.WRAP_CONTENT);
    layoutParams.weight = 1;

    TextView lap = new TextView(getContext());
    lap.setLayoutParams(layoutParams);
    lap.setGravity(GravityCompat.END);
    lap.setText(getString(R.string.title_lap_time, FormatUtils.formatMillis(lapDiff)));
    lap.setTextColor(textColorPrimary);
    layout.addView(lap);

    TextView total = new TextView(getContext());
    total.setLayoutParams(layoutParams);
    total.setGravity(GravityCompat.END);
    total.setText(getString(R.string.title_total_time, FormatUtils.formatMillis(lapTime)));
    total.setTextColor(textColorPrimary);
    layout.addView(total);

    lapsLayout.addView(layout, 0);
}