android.support.v4.view.GravityCompat Java Examples

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

    if (id == R.id.nav_camera) {
        //shield.addSensor(Sensors.startAcc(getApplicationContext()));
    } else if (id == R.id.nav_gallery) {
        //shield.addSensor(Sensors.startLight(getApplicationContext()));
    } else if (id == R.id.nav_slideshow) {

    } else if (id == R.id.nav_manage) {

    } else if (id == R.id.nav_share) {

    } else if (id == R.id.nav_send) {

    }

    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();

    if (id == R.id.nav_camera) {
        // Handle the camera action
    } else if (id == R.id.nav_gallery) {

    } else if (id == R.id.nav_slideshow) {

    } else if (id == R.id.nav_manage) {

    } else if (id == R.id.nav_share) {

    } else if (id == R.id.nav_send) {

    }

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

@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();

  switch (id) {
    case android.R.id.home:
      drawerLayout.openDrawer(GravityCompat.START);
      return true;
    case R.id.action_abandon:
      new AlertDialog.Builder(this)
          .setMessage(R.string.abandon_confirmation)
          .setTitle(R.string.are_you_sure)
          .setPositiveButton(R.string.yes, (d, w) -> abandon(d))
          .setNegativeButton(R.string.no, (d, w) -> d.dismiss())
          .create()
          .show();
      return true;
  }

  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_settings) {
        Intent intent = new Intent(MainActivity.this,FileAcitvity.class);
        startActivity(intent);
        return true;
    }
    if (id==android.R.id.home) {
        drawerLayout.openDrawer(GravityCompat.START);
    }
    return super.onOptionsItemSelected(item);
}
 

@SuppressWarnings("StatementWithEmptyBody")
@Override
public boolean onNavigationItemSelected(MenuItem item) {

    Category category = CategoryHelper.getInstance(getApplicationContext())
            .getCategoryByName(String.valueOf(item.getTitle()));
    loadAccountByCategory(category);

    DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
    if (headerImageView != null)
        Picasso.with(this).load(ResUtil.getInstance(null).getBmpUri(category.getIcon()))
                .config(Bitmap.Config.RGB_565)
                .fit()
                .into(headerImageView);
    if (headerTextView != null)
        headerTextView.setText(category.getName());
    drawer.closeDrawer(GravityCompat.START);
    if (lastChecked != null)
        lastChecked.setChecked(false);
    item.setChecked(true);
    lastChecked = item;
    return true;
}
 

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

    Fragment fragment;
    if (id == R.id.nav_settings) {
        fragment = new SettingsFragment();
    } else if (id == R.id.nav_track) {
        fragment = new TrackFragment();
    } else {
        // Anything else is home
        fragment = new LearnFragment();
    }

    // Insert the fragment by replacing any existing fragment
    FragmentManager fragmentManager = getSupportFragmentManager();
    fragmentManager.beginTransaction()
            .replace(R.id.content, fragment)
            .commit();

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

@Override
public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
        case android.R.id.home:
            if (drawer.isDrawerOpen(GravityCompat.END)) {
                drawerPager.setCurrentItem(0);
                drawer.setDrawerLockMode(DrawerLayout.LOCK_MODE_UNLOCKED, GravityCompat.END);
                drawer.closeDrawer(GravityCompat.END);
            } else if (drawer.isDrawerOpen(GravityCompat.START))
                drawer.closeDrawer(GravityCompat.START);
            else
                drawer.openDrawer(GravityCompat.START);
            break;
    }
    return true;
}
 

@Override
public boolean onNavigationItemSelected(MenuItem item) {
    mDrawerLayout.closeDrawer(GravityCompat.START);

    Fragment fragment = null;
    final FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
    switch (item.getItemId()) {
        case R.id.home:
            fragment = new HomeFragment();
            break;
        case R.id.menus:
            fragment = new MenusFragment();
            break;
        case R.id.progress:
            fragment = new ProgressFragment();
            break;
    }

    ft.replace(R.id.fragment, fragment).commit();
    return true;
}
 

@Override
public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
        case android.R.id.home:
            mDrawerLayout.openDrawer(GravityCompat.START);
            return true;
        case R.id.menu_night_mode_system:
            setNightMode(AppCompatDelegate.MODE_NIGHT_FOLLOW_SYSTEM);
            break;
        case R.id.menu_night_mode_day:
            setNightMode(AppCompatDelegate.MODE_NIGHT_NO);
            break;
        case R.id.menu_night_mode_night:
            setNightMode(AppCompatDelegate.MODE_NIGHT_YES);
            break;
        case R.id.menu_night_mode_auto:
            setNightMode(AppCompatDelegate.MODE_NIGHT_AUTO);
            break;
    }
    return super.onOptionsItemSelected(item);
}
 

@Override
public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
        case R.id.action_toogle:
            Intent intent = new Intent(ActivityTelegram.this, ActivityWhatsApp.class);
            ActivityTelegram.this.startActivity(intent);
            ActivityTelegram.this.finish();
            break;
        case android.R.id.home:
            if (this.mDrawerLayout.isDrawerOpen(GravityCompat.START)) {
                this.mDrawerLayout.closeDrawer(GravityCompat.START);
            } else {
                this.mDrawerLayout.openDrawer(GravityCompat.START);
            }
            break;
    }
    return super.onOptionsItemSelected(item);
}
 

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

    if (id == R.id.receive) {
        initReceive();

    } else if (id == R.id.transmit) {

        initTransmit();

    }

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

@Test
public void onNavigationItemSelected_shouldSelectFavourite() {
    setupActivity();
    MenuItem item = clickMenuItem(R.id.nav_favourite);
    assertEquals("wrong title", labelDrawerMenuFavourite, item.getTitle());

    assertEquals("invalid menu order", MENU_FAVOURITE, item.getOrder());
    assertEquals("wrong title", labelApplicationName, activity.getSupportActionBar().getTitle());
    assertFalse("should be hidden", activity.floatingActionButtonMain.isShown());

    Fragment currentFragment = activity.getSupportFragmentManager().findFragmentById(R.id.content_frame);
    assertNotNull("null fragment", currentFragment);
    assertThat("invalid fragment", currentFragment, instanceOf(DeviceListFragment.class));

    int argumentEnvironment = currentFragment.getArguments().getInt(ARG_ENVIRONMENT);
    assertEquals("invalid fragment", MENU_FAVOURITE, argumentEnvironment);

    assertFalse("should be close", activity.drawerLayout.isDrawerOpen(GravityCompat.START));
}
 

@Override
public boolean onNavigationItemSelected(@NonNull MenuItem item) {
    int id = item.getItemId();
    if (id == R.id.nav_change_map) {
        changeMap(item);
        mDrawer.closeDrawer(GravityCompat.START);
    } else if (id == R.id.nav_ranging) {
        changeModeRanging(!item.isChecked());
        mDrawer.closeDrawer(GravityCompat.START);
    } else if (id == R.id.nav_offline_map) {
        openActivity(OfflineMapActivity.class);
    } else if (id == R.id.nav_about) {
        openActivity(AboutActivity.class);
    } else if (id == R.id.nav_favorite) {
        Intent intent = new Intent(MainActivity.this, FavoriteActivity.class);
        startActivityForResult(intent, REQUEST_SEARCH);
    } else if (id == R.id.nav_setting) {
        openActivity(SettingActivity.class);
    }

    return true;
}
 

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

//        if (id == R.id.nav_camera) {
//            // Handle the camera action
//        } else if (id == R.id.nav_gallery) {
//
//        } else if (id == R.id.nav_slideshow) {
//
//        } else if (id == R.id.nav_manage) {
//
//        } else if (id == R.id.nav_share) {
//
//        } else if (id == R.id.nav_send) {
//
//        }

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

/**
 * 处理toolbar中各个按钮的点击事件
 *
 * @param item
 * @return
 */
@Override
public boolean onOptionsItemSelected(MenuItem item) {
    switch (item.getItemId()) {
        case android.R.id.home://HomeAsUp按钮id永远是home
            drawerLayout.openDrawer(GravityCompat.START);//将滑动菜单显示，GravityCompat.START和xml定义的一致
            break;
        case R.id.scanner://扫一扫
            if (!Util.checkNetwork(this)) {
                break;
            }
            Intent intent = new Intent(Activity_Main.this, CaptureActivity.class);
            startActivityForResult(intent, REQUEST_CODE_SCAN);
            break;
        default:
            break;
    }
    return true;
}
 

/**
 * Set a simple drawable used for the left or right shadow.
 * The drawable provided must have a nonzero intrinsic width.
 *
 * @param shadowDrawable Shadow drawable to use at the edge of a drawer
 * @param gravity Which drawer the shadow should apply to
 */
public void setDrawerShadow(Drawable shadowDrawable, int gravity) {
    /*
     * TODO Someone someday might want to set more complex drawables here.
     * They're probably nuts, but we might want to consider registering callbacks,
     * setting states, etc. properly.
     */

    final int absGravity = GravityCompat.getAbsoluteGravity(gravity,
            ViewCompat.getLayoutDirection(this));
    if ((absGravity & Gravity.LEFT) == Gravity.LEFT) {
        mShadowLeft = shadowDrawable;
        invalidate();
    }
    if ((absGravity & Gravity.RIGHT) == Gravity.RIGHT) {
        mShadowRight = shadowDrawable;
        invalidate();
    }
}
 

@Override
public void onBackPressedSupport() {
    if (mDrawer.isDrawerOpen(GravityCompat.START)) {
        closeDrawer();
    } else {
        ISupportFragment topFragment = getTopFragment();
        if (!(topFragment instanceof NavHomeFragment)) {
            mNav.setCheckedItem(R.id.nav_home);
        }
        if (getSupportFragmentManager().getBackStackEntryCount() > 1) {
            pop();
        } else {
            // 放置后台
            // moveTaskToBack(false);

            // 2秒内两次点击返回键退出应用
            long nowTime = System.currentTimeMillis();
            if (nowTime - mPreTime > 2000) {
                ArmsUtils.makeText(this, ArmsUtils.getString(this, R.string.double_click_to_exit));
                mPreTime = nowTime;
            } else {
                ArmsUtils.exitApp();
            }
        }
    }
}
 

@Override
public void onBackPressed() {
    // 模板自动生成的，大概是说如果左侧抽屉栏被打开，按返回键的时候关闭抽屉栏而不是退出程序
    DrawerLayout drawer = findViewById(R.id.drawer_layout);
    if (drawer.isDrawerOpen(GravityCompat.START)) {
        drawer.closeDrawer(GravityCompat.START);
    } else {
        super.onBackPressed();
    }
}
 

/**
 * @param gravity the gravity of the child to return. If specified as a
 *            relative value, it will be resolved according to the current
 *            layout direction.
 * @return the drawer with the specified gravity
 */
View findDrawerWithGravity(int gravity) {
    final int absHorizGravity = GravityCompat.getAbsoluteGravity(
            gravity, ViewCompat.getLayoutDirection(this)) & Gravity.HORIZONTAL_GRAVITY_MASK;
    final int childCount = getChildCount();
    for (int i = 0; i < childCount; i++) {
        final View child = getChildAt(i);
        final int childAbsGravity = getDrawerViewAbsoluteGravity(child);
        if ((childAbsGravity & Gravity.HORIZONTAL_GRAVITY_MASK) == absHorizGravity) {
            return child;
        }
    }
    return null;
}
 

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

    // Setup
    setContentView(R.layout.demo);
    toolbar = (Toolbar) findViewById(R.id.toolbar);
    setSupportActionBar(toolbar);

    MaterialMenuDrawable materialMenu = new MaterialMenuDrawable(this, Color.WHITE, Stroke.THIN);
    toolbar.setNavigationIcon(materialMenu);
    toolbar.setNavigationOnClickListener(new View.OnClickListener() {
        @Override public void onClick(View v) {
            // random state
            actionBarMenuState = generateState(actionBarMenuState);
            getMaterialMenu(toolbar).animateIconState(intToState(actionBarMenuState));
        }
    });

    // Demo view initialization
    initViews();
    drawerLayout.postDelayed(new Runnable() {
        @Override public void run() {
            drawerLayout.openDrawer(GravityCompat.START);
        }
    }, 1500);
}
 

@Override
    public void onBackPressed() {
//        unregisterListener();
        if (mDrawerLayout != null && mDrawerLayout.isDrawerOpen(GravityCompat.END)) {
            mDrawerLayout.closeDrawer(GravityCompat.END);
        } else {
            super.onBackPressed();
        }
    }
 

/**
 * Synchronize the state of the drawer indicator/affordance with the linked DrawerLayout.
 *
 * <p>This should be called from your <code>Activity</code>'s
 * {@link Activity#onPostCreate(android.os.Bundle) onPostCreate} method to synchronize after
 * the DrawerLayout's instance state has been restored, and any other time when the state
 * may have diverged in such a way that the ActionBarDrawerToggle was not notified.
 * (For example, if you stop forwarding appropriate drawer events for a period of time.)</p>
 */
public void syncState() {
    if (mDrawerLayout.isDrawerOpen(GravityCompat.START)) {
        mSlider.setPosition(1);
    } else {
        mSlider.setPosition(0);
    }

    if (mDrawerIndicatorEnabled) {
        setActionBarUpIndicator(mSlider, mDrawerLayout.isDrawerOpen(GravityCompat.START) ?
                mCloseDrawerContentDescRes : mOpenDrawerContentDescRes);
    }
}
 

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

@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 void closeDrawer() {
    if (drawer != null && drawer.isDrawerOpen(GravityCompat.START)) {
        drawer.postDelayed(new Runnable() {
            @Override
            public void run() {
                drawer.closeDrawer(GravityCompat.START);
            }
        }, 100);
    }
}
 

@SuppressWarnings("StatementWithEmptyBody")
@Override
public boolean onNavigationItemSelected(MenuItem item) {
    final int id = item.getItemId();
    item.setChecked(true);

    switch (id) {
        case R.id.drawer_item_recyclerview_demo:
            replaceMainFragment(new RecyclerViewDemoFragment(), R.string.recycler_view_demo_title);
            break;
        case R.id.drawer_item_gridview_demo:
            replaceMainFragment(new GridViewDemoFragment(), R.string.grid_view_demo_title);
            break;
        case R.id.drawer_item_listview_demo:
            replaceMainFragment(new ListViewDemoFragment(), R.string.list_view_demo_title);
            break;
        case R.id.drawer_item_recyclerview_staggered_grid_demo:
            replaceMainFragment(new RecyclerViewStaggeredGridDemoFragment(), R.string.recycler_view_staggered_grid_demo_title);
            break;
        case R.id.drawer_item_scrollview_demo:
            replaceMainFragment(new ScrollViewDemoFragment(), R.string.scroll_view_demo_title);
            break;
        case R.id.drawer_item_misc_demo:
            replaceMainFragment(new MiscViewsDemoFragment(), R.string.misc_views_demo_title);
            break;
        case R.id.drawer_item_viewpager_demo:
            replaceMainFragment(new ViewPagerDemoFragment(),R.string.viewpager_demo_title);
            break;
    }

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

@Override
public void onBackPressed() {
	if (mDrawerLayout.isDrawerOpen(GravityCompat.START)) mDrawerLayout.closeDrawer(GravityCompat.START);
	else if (clickedOnce || !needTwoClick) super.onBackPressed();
	else {
		showToast(R.string.click_once_more_to_exit);
		clickedOnce = true;
		new Handler().postDelayed(new Runnable() {
			@Override
			public void run() {
				clickedOnce = false;
			}
		}, 2500);
	}
}
 

@Override
public void onBackPressed() {
    if (drawerLayout != null && drawerLayout.isDrawerOpen(GravityCompat.START)
            || drawerLayout != null && drawerLayout.isDrawerOpen(GravityCompat.END)) {
        drawerLayout.closeDrawers();
    } else if (commentPager && pager.getCurrentItem() == 2) {
        pager.setCurrentItem(pager.getCurrentItem() - 1);
    } else {
        super.onBackPressed();
    }
}
 

private void setUpToolbar() {
    mToolbar = (Toolbar) findViewById(R.id.toolbar);
    setSupportActionBar(mToolbar);

    getSupportActionBar().setDisplayHomeAsUpEnabled(true);
    getSupportActionBar().setHomeAsUpIndicator(R.drawable.ic_menu_white_24dp);
    mToolbar.setNavigationOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            mainDrawerLayout.openDrawer(GravityCompat.START);
        }
    });
}