Java Code Examples for com.github.ksoichiro.android.observablescrollview.ScrollUtils#addOnGlobalLayoutListener()

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View view = inflater.inflate(R.layout.fragment_listview, container, false);

    Activity parentActivity = getActivity();
    final ObservableListView listView = (ObservableListView) view.findViewById(R.id.scroll);
    UiTestUtils.setDummyDataWithHeader(getActivity(), listView, inflater.inflate(R.layout.padding, null));

    if (parentActivity instanceof ObservableScrollViewCallbacks) {
        // Scroll to the specified position after layout
        Bundle args = getArguments();
        if (args != null && args.containsKey(ARG_INITIAL_POSITION)) {
            final int initialPosition = args.getInt(ARG_INITIAL_POSITION, 0);
            ScrollUtils.addOnGlobalLayoutListener(listView, new Runnable() {
                @Override
                public void run() {
                    // scrollTo() doesn't work, should use setSelection()
                    listView.setSelection(initialPosition);
                }
            });
        }
        listView.setScrollViewCallbacks((ObservableScrollViewCallbacks) parentActivity);
    }
    return view;
}
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View view = inflater.inflate(R.layout.fragment_scrollview, container, false);

    final ObservableScrollView scrollView = (ObservableScrollView) view.findViewById(R.id.scroll);
    Activity parentActivity = getActivity();
    if (parentActivity instanceof ObservableScrollViewCallbacks) {
        // Scroll to the specified offset after layout
        Bundle args = getArguments();
        if (args != null && args.containsKey(ARG_SCROLL_Y)) {
            final int scrollY = args.getInt(ARG_SCROLL_Y, 0);
            ScrollUtils.addOnGlobalLayoutListener(scrollView, new Runnable() {
                @Override
                public void run() {
                    scrollView.scrollTo(0, scrollY);
                }
            });
        }
        scrollView.setScrollViewCallbacks((ObservableScrollViewCallbacks) parentActivity);
    }
    return view;
}
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View view = inflater.inflate(R.layout.fragment_gridview, container, false);

    Activity parentActivity = getActivity();
    final ObservableGridView gridView = (ObservableGridView) view.findViewById(R.id.scroll);
    setDummyDataWithHeader(gridView, inflater.inflate(R.layout.padding, gridView, false));

    if (parentActivity instanceof ObservableScrollViewCallbacks) {
        // Scroll to the specified position after layout
        Bundle args = getArguments();
        if (args != null && args.containsKey(ARG_INITIAL_POSITION)) {
            final int initialPosition = args.getInt(ARG_INITIAL_POSITION, 0);
            ScrollUtils.addOnGlobalLayoutListener(gridView, new Runnable() {
                @Override
                public void run() {
                    // scrollTo() doesn't work, should use setSelection()
                    gridView.setSelection(initialPosition);
                }
            });
        }

        // TouchInterceptionViewGroup should be a parent view other than ViewPager.
        // This is a workaround for the issue #117:
        // https://github.com/ksoichiro/Android-ObservableScrollView/issues/117
        gridView.setTouchInterceptionViewGroup((ViewGroup) parentActivity.findViewById(R.id.root));

        gridView.setScrollViewCallbacks((ObservableScrollViewCallbacks) parentActivity);
    }
    return view;
}
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View view = inflater.inflate(R.layout.fragment_flexiblespacewithimagescrollview, container, false);

    final ObservableScrollView scrollView = (ObservableScrollView) view.findViewById(R.id.scroll);
    // TouchInterceptionViewGroup should be a parent view other than ViewPager.
    // This is a workaround for the issue #117:
    // https://github.com/ksoichiro/Android-ObservableScrollView/issues/117
    scrollView.setTouchInterceptionViewGroup((ViewGroup) view.findViewById(R.id.fragment_root));

    // Scroll to the specified offset after layout
    Bundle args = getArguments();
    if (args != null && args.containsKey(ARG_SCROLL_Y)) {
        final int scrollY = args.getInt(ARG_SCROLL_Y, 0);
        ScrollUtils.addOnGlobalLayoutListener(scrollView, new Runnable() {
            @Override
            public void run() {
                scrollView.scrollTo(0, scrollY);
            }
        });
        updateFlexibleSpace(scrollY, view);
    } else {
        updateFlexibleSpace(0, view);
    }

    scrollView.setScrollViewCallbacks(this);

    return view;
}
 

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

    setSupportActionBar((Toolbar) findViewById(R.id.toolbar));
    ActionBar ab = getSupportActionBar();
    if (ab != null) {
        getSupportActionBar().setDisplayHomeAsUpEnabled(true);
    }

    mFlexibleSpaceView = findViewById(R.id.flexible_space);
    mTitleView = (TextView) findViewById(R.id.title);
    mTitleView.setText(getTitle());
    setTitle(null);
    mToolbarView = findViewById(R.id.toolbar);

    final ObservableScrollView scrollView = (ObservableScrollView) findViewById(R.id.scroll);
    scrollView.setScrollViewCallbacks(this);

    mFlexibleSpaceHeight = getResources().getDimensionPixelSize(R.dimen.flexible_space_height);
    int flexibleSpaceAndToolbarHeight = mFlexibleSpaceHeight + getActionBarSize();

    findViewById(R.id.body).setPadding(0, flexibleSpaceAndToolbarHeight, 0, 0);
    mFlexibleSpaceView.getLayoutParams().height = flexibleSpaceAndToolbarHeight;

    ScrollUtils.addOnGlobalLayoutListener(mTitleView, new Runnable() {
        @Override
        public void run() {
            updateFlexibleSpaceText(scrollView.getCurrentScrollY());
        }
    });
}
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View view = inflater.inflate(R.layout.fragment_flexiblespacewithimagerecyclerview, container, false);

    final ObservableRecyclerView recyclerView = (ObservableRecyclerView) view.findViewById(R.id.scroll);
    recyclerView.setLayoutManager(new LinearLayoutManager(getActivity()));
    recyclerView.setHasFixedSize(false);
    final View headerView = LayoutInflater.from(getActivity()).inflate(R.layout.recycler_header, null);
    final int flexibleSpaceImageHeight = getResources().getDimensionPixelSize(R.dimen.flexible_space_image_height);
    headerView.setLayoutParams(new LinearLayout.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, flexibleSpaceImageHeight));
    setDummyDataWithHeader(recyclerView, headerView);

    // TouchInterceptionViewGroup should be a parent view other than ViewPager.
    // This is a workaround for the issue #117:
    // https://github.com/ksoichiro/Android-ObservableScrollView/issues/117
    recyclerView.setTouchInterceptionViewGroup((ViewGroup) view.findViewById(R.id.fragment_root));

    // Scroll to the specified offset after layout
    Bundle args = getArguments();
    if (args != null && args.containsKey(ARG_SCROLL_Y)) {
        final int scrollY = args.getInt(ARG_SCROLL_Y, 0);
        ScrollUtils.addOnGlobalLayoutListener(recyclerView, new Runnable() {
            @Override
            public void run() {
                int offset = scrollY % flexibleSpaceImageHeight;
                RecyclerView.LayoutManager lm = recyclerView.getLayoutManager();
                if (lm != null && lm instanceof LinearLayoutManager) {
                    ((LinearLayoutManager) lm).scrollToPositionWithOffset(0, -offset);
                }
            }
        });
        updateFlexibleSpace(scrollY, view);
    } else {
        updateFlexibleSpace(0, view);
    }

    recyclerView.setScrollViewCallbacks(this);

    return view;
}
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View view = inflater.inflate(R.layout.fragment_scrollview, container, false);

    final ObservableScrollView scrollView = (ObservableScrollView) view.findViewById(R.id.scroll);
    Activity parentActivity = getActivity();
    if (parentActivity instanceof ObservableScrollViewCallbacks) {
        // Scroll to the specified offset after layout
        Bundle args = getArguments();
        if (args != null && args.containsKey(ARG_SCROLL_Y)) {
            final int scrollY = args.getInt(ARG_SCROLL_Y, 0);
            ScrollUtils.addOnGlobalLayoutListener(scrollView, new Runnable() {
                @Override
                public void run() {
                    scrollView.scrollTo(0, scrollY);
                }
            });
        }

        // TouchInterceptionViewGroup should be a parent view other than ViewPager.
        // This is a workaround for the issue #117:
        // https://github.com/ksoichiro/Android-ObservableScrollView/issues/117
        scrollView.setTouchInterceptionViewGroup((ViewGroup) parentActivity.findViewById(R.id.root));

        scrollView.setScrollViewCallbacks((ObservableScrollViewCallbacks) parentActivity);
    }
    return view;
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    final ObservableRecyclerView scrollable = (ObservableRecyclerView) findViewById(R.id.scrollable);
    ScrollUtils.addOnGlobalLayoutListener(scrollable, new Runnable() {
        @Override
        public void run() {
            int count = scrollable.getAdapter().getItemCount() - 1;
            int position = count == 0 ? 1 : count > 0 ? count : 0;
            scrollable.scrollToPosition(position);
        }
    });
}
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View view = inflater.inflate(R.layout.fragment_recyclerview, container, false);

    Activity parentActivity = getActivity();
    final ObservableRecyclerView recyclerView = (ObservableRecyclerView) view.findViewById(R.id.scroll);
    recyclerView.setLayoutManager(new LinearLayoutManager(parentActivity));
    recyclerView.setHasFixedSize(false);
    View headerView = LayoutInflater.from(parentActivity).inflate(R.layout.padding, null);
    setDummyDataWithHeader(recyclerView, headerView);

    if (parentActivity instanceof ObservableScrollViewCallbacks) {
        // Scroll to the specified offset after layout
        Bundle args = getArguments();
        if (args != null && args.containsKey(ARG_INITIAL_POSITION)) {
            final int initialPosition = args.getInt(ARG_INITIAL_POSITION, 0);
            ScrollUtils.addOnGlobalLayoutListener(recyclerView, new Runnable() {
                @Override
                public void run() {
                    recyclerView.scrollVerticallyToPosition(initialPosition);
                }
            });
        }

        // TouchInterceptionViewGroup should be a parent view other than ViewPager.
        // This is a workaround for the issue #117:
        // https://github.com/ksoichiro/Android-ObservableScrollView/issues/117
        recyclerView.setTouchInterceptionViewGroup((ViewGroup) parentActivity.findViewById(R.id.root));

        recyclerView.setScrollViewCallbacks((ObservableScrollViewCallbacks) parentActivity);
    }
    return view;
}
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    View view = inflater.inflate(R.layout.fragment_recyclerview, container, false);

    Activity parentActivity = getActivity();
    final ObservableRecyclerView recyclerView = (ObservableRecyclerView) view.findViewById(R.id.scroll);
    recyclerView.setLayoutManager(new LinearLayoutManager(parentActivity));
    recyclerView.setHasFixedSize(false);
    View headerView = LayoutInflater.from(parentActivity).inflate(R.layout.padding, null);
    UiTestUtils.setDummyDataWithHeader(getActivity(), recyclerView, headerView);

    if (parentActivity instanceof ObservableScrollViewCallbacks) {
        // Scroll to the specified offset after layout
        Bundle args = getArguments();
        if (args != null && args.containsKey(ARG_INITIAL_POSITION)) {
            final int initialPosition = args.getInt(ARG_INITIAL_POSITION, 0);
            ScrollUtils.addOnGlobalLayoutListener(recyclerView, new Runnable() {
                @Override
                public void run() {
                    recyclerView.scrollVerticallyToPosition(initialPosition);
                }
            });
        }
        recyclerView.setScrollViewCallbacks((ObservableScrollViewCallbacks) parentActivity);
    }
    return view;
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    final ObservableListView scrollable = (ObservableListView) findViewById(R.id.scrollable);
    ScrollUtils.addOnGlobalLayoutListener(scrollable, new Runnable() {
        @Override
        public void run() {
            int count = scrollable.getAdapter().getCount() - 1;
            int position = count == 0 ? 1 : count > 0 ? count : 0;
            scrollable.smoothScrollToPosition(position);
            scrollable.setSelection(position);
        }
    });
}
 

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

    mFlexibleSpaceImageHeight = getResources().getDimensionPixelSize(R.dimen.flexible_space_image_height);
    mActionBarSize = getActionBarSize();

    // Even when the top gap has began to change, header bar still can move
    // within mIntersectionHeight.
    mIntersectionHeight = getResources().getDimensionPixelSize(R.dimen.intersection_height);

    mImage = findViewById(R.id.image);
    mHeader = findViewById(R.id.header);
    mHeaderBar = findViewById(R.id.header_bar);
    mHeaderBackground = findViewById(R.id.header_background);
    mListBackgroundView = findViewById(R.id.list_background);

    final S scrollable = createScrollable();

    ((TextView) findViewById(R.id.title)).setText(getTitle());
    setTitle(null);

    ScrollUtils.addOnGlobalLayoutListener((View) scrollable, new Runnable() {
        @Override
        public void run() {
            mReady = true;
            updateViews(scrollable.getCurrentScrollY(), false);
        }
    });
}
 

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

    setSupportActionBar((Toolbar) findViewById(R.id.toolbar));

    mHeaderView = findViewById(R.id.header);
    ViewCompat.setElevation(mHeaderView, getResources().getDimension(R.dimen.toolbar_elevation));
    mToolbarView = findViewById(R.id.toolbar);

    mListView = (ObservableListView) findViewById(R.id.list);
    mListView.setScrollViewCallbacks(this);

    LayoutInflater inflater = LayoutInflater.from(this);
    mListView.addHeaderView(inflater.inflate(R.layout.padding, mListView, false)); // toolbar
    mListView.addHeaderView(inflater.inflate(R.layout.padding, mListView, false)); // sticky view
    setDummyData(mListView);

    ScrollUtils.addOnGlobalLayoutListener(mListView, new Runnable() {
        @Override
        public void run() {
            int count = mListView.getAdapter().getCount() - 1;
            int position = count == 0 ? 1 : count > 0 ? count : 0;
            mListView.smoothScrollToPosition(position);
            mListView.setSelection(position);
        }
    });
}
 

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

    setSupportActionBar((Toolbar) findViewById(R.id.toolbar));

    mHeaderView = findViewById(R.id.header);
    ViewCompat.setElevation(mHeaderView, getResources().getDimension(R.dimen.toolbar_elevation));
    mToolbarView = findViewById(R.id.toolbar);

    mRecyclerView = (ObservableRecyclerView) findViewById(R.id.recycler);
    mRecyclerView.setScrollViewCallbacks(this);
    mRecyclerView.setLayoutManager(new LinearLayoutManager(this));
    mRecyclerView.setHasFixedSize(false);
    View headerView = LayoutInflater.from(this).inflate(R.layout.recycler_header, null);
    setDummyDataWithHeader(mRecyclerView, headerView);

    ScrollUtils.addOnGlobalLayoutListener(mRecyclerView, new Runnable() {
        @Override
        public void run() {
            int count = mRecyclerView.getAdapter().getItemCount() - 1;
            int position = count == 0 ? 1 : count > 0 ? count : 0;
            mRecyclerView.scrollToPosition(position);
        }
    });
}
 

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

    setSupportActionBar((Toolbar) findViewById(R.id.toolbar));

    mFlexibleSpaceImageHeight = getResources().getDimensionPixelSize(R.dimen.flexible_space_image_height);
    mActionBarSize = getActionBarSize();
    mHeaderBarHeight = getResources().getDimensionPixelSize(R.dimen.header_bar_height);

    // Even when the top gap has began to change, header bar still can move
    // within mIntersectionHeight.
    mIntersectionHeight = getResources().getDimensionPixelSize(R.dimen.intersection_height);

    mImageView = findViewById(R.id.image);
    mHeader = findViewById(R.id.header);
    mHeaderBar = findViewById(R.id.header_bar);
    mHeaderBackground = findViewById(R.id.header_background);

    mScrollable = createScrollable();

    mInterceptionLayout = (TouchInterceptionFrameLayout) findViewById(R.id.scroll_wrapper);
    mInterceptionLayout.setScrollInterceptionListener(mInterceptionListener);
    mTitle = (TextView) findViewById(R.id.title);
    mTitle.setText(getTitle());
    ViewHelper.setTranslationY(mTitle, (mHeaderBarHeight - mActionBarSize) / 2);
    setTitle(null);

    if (savedInstanceState == null) {
        mInitialTranslationY = mFlexibleSpaceImageHeight - mHeaderBarHeight;
    }

    ScrollUtils.addOnGlobalLayoutListener(mInterceptionLayout, new Runnable() {
        @Override
        public void run() {
            mReady = true;
            updateViews(mInitialTranslationY, false);
        }
    });
}
 

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

    setSupportActionBar((Toolbar) findViewById(R.id.toolbar));
    ActionBar ab = getSupportActionBar();
    if (ab != null) {
        getSupportActionBar().setDisplayHomeAsUpEnabled(true);
    }

    mFlexibleSpaceView = findViewById(R.id.flexible_space);
    mTitleView = (TextView) findViewById(R.id.title);
    mTitleView.setText(getTitle());
    setTitle(null);
    mToolbarView = findViewById(R.id.toolbar);

    mWebViewContainer = findViewById(R.id.webViewContainer);

    final ObservableScrollView scrollView = (ObservableScrollView) findViewById(R.id.scroll);
    scrollView.setScrollViewCallbacks(this);

    WebView webView = (WebView) findViewById(R.id.webView);
    webView.loadUrl("file:///android_asset/lipsum.html");

    mFlexibleSpaceHeight = getResources().getDimensionPixelSize(R.dimen.flexible_space_height);
    int flexibleSpaceAndToolbarHeight = mFlexibleSpaceHeight + getActionBarSize();

    final FrameLayout.LayoutParams layoutParams = (FrameLayout.LayoutParams) webView.getLayoutParams();
    layoutParams.topMargin = flexibleSpaceAndToolbarHeight;
    webView.setLayoutParams(layoutParams);

    mFlexibleSpaceView.getLayoutParams().height = flexibleSpaceAndToolbarHeight;

    ScrollUtils.addOnGlobalLayoutListener(mTitleView, new Runnable() {
        @Override
        public void run() {
            updateFlexibleSpaceText(scrollView.getCurrentScrollY());
        }
    });
}
 

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

    mFlexibleSpaceImageHeight = getResources().getDimensionPixelSize(R.dimen.flexible_space_image_height);
    mFlexibleSpaceShowFabOffset = getResources().getDimensionPixelSize(R.dimen.flexible_space_show_fab_offset);
    mActionBarSize = getActionBarSize();

    mImageView = findViewById(R.id.image);
    mOverlayView = findViewById(R.id.overlay);
    mScrollView = (ObservableScrollView) findViewById(R.id.scroll);
    mScrollView.setScrollViewCallbacks(this);
    mTitleView = (TextView) findViewById(R.id.title);
    mTitleView.setText(getTitle());
    setTitle(null);
    mFab = findViewById(R.id.fab);
    mFab.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            Toast.makeText(FlexibleSpaceWithImageScrollViewActivity.this, "FAB is clicked", Toast.LENGTH_SHORT).show();
        }
    });
    mFabMargin = getResources().getDimensionPixelSize(R.dimen.margin_standard);
    ViewHelper.setScaleX(mFab, 0);
    ViewHelper.setScaleY(mFab, 0);

    ScrollUtils.addOnGlobalLayoutListener(mScrollView, new Runnable() {
        @Override
        public void run() {
            mScrollView.scrollTo(0, mFlexibleSpaceImageHeight - mActionBarSize);

            // If you'd like to start from scrollY == 0, don't write like this:
            //mScrollView.scrollTo(0, 0);
            // The initial scrollY is 0, so it won't invoke onScrollChanged().
            // To do this, use the following:
            //onScrollChanged(0, false, false);

            // You can also achieve it with the following codes.
            // This causes scroll change from 1 to 0.
            //mScrollView.scrollTo(0, 1);
            //mScrollView.scrollTo(0, 0);
        }
    });
}
 

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_flexiblespacewithimagewithviewpagertab2);

    setSupportActionBar((Toolbar) findViewById(R.id.toolbar));

    ViewCompat.setElevation(findViewById(R.id.header), getResources().getDimension(R.dimen.toolbar_elevation));
    mPagerAdapter = new NavigationAdapter(getSupportFragmentManager());
    mPager = (ViewPager) findViewById(R.id.pager);
    mPager.setAdapter(mPagerAdapter);
    mImageView = findViewById(R.id.image);
    mOverlayView = findViewById(R.id.overlay);
    // Padding for ViewPager must be set outside the ViewPager itself
    // because with padding, EdgeEffect of ViewPager become strange.
    mFlexibleSpaceHeight = getResources().getDimensionPixelSize(R.dimen.flexible_space_image_height);
    mTabHeight = getResources().getDimensionPixelSize(R.dimen.tab_height);
    findViewById(R.id.pager_wrapper).setPadding(0, mFlexibleSpaceHeight, 0, 0);
    mTitleView = (TextView) findViewById(R.id.title);
    mTitleView.setText(getTitle());
    setTitle(null);

    SlidingTabLayout slidingTabLayout = (SlidingTabLayout) findViewById(R.id.sliding_tabs);
    slidingTabLayout.setCustomTabView(R.layout.tab_indicator, android.R.id.text1);
    slidingTabLayout.setSelectedIndicatorColors(getResources().getColor(R.color.accent));
    slidingTabLayout.setDistributeEvenly(true);
    slidingTabLayout.setViewPager(mPager);
    ((FrameLayout.LayoutParams) slidingTabLayout.getLayoutParams()).topMargin = mFlexibleSpaceHeight - mTabHeight;

    ViewConfiguration vc = ViewConfiguration.get(this);
    mSlop = vc.getScaledTouchSlop();
    mMaximumVelocity = vc.getScaledMaximumFlingVelocity();
    mInterceptionLayout = (TouchInterceptionFrameLayout) findViewById(R.id.container);
    mInterceptionLayout.setScrollInterceptionListener(mInterceptionListener);
    mScroller = new OverScroller(getApplicationContext());
    ScrollUtils.addOnGlobalLayoutListener(mInterceptionLayout, new Runnable() {
        @Override
        public void run() {
            // Extra space is required to move mInterceptionLayout when it's scrolled.
            // It's better to adjust its height when it's laid out
            // than to adjust the height when scroll events (onMoveMotionEvent) occur
            // because it causes lagging.
            // See #87: https://github.com/ksoichiro/Android-ObservableScrollView/issues/87
            FrameLayout.LayoutParams lp = (FrameLayout.LayoutParams) mInterceptionLayout.getLayoutParams();
            lp.height = getScreenHeight() + mFlexibleSpaceHeight;
            mInterceptionLayout.requestLayout();

            updateFlexibleSpace();
        }
    });
}
 

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
                         Bundle savedInstanceState) {
	View rootView = inflater.inflate(R.layout.fragment_home, container, false);

	if (mSets == null) {
		mSets = Settings.getInstance(getActivity().getApplicationContext());
	}

	refreshLayout = (SwipeRefreshLayout) rootView.findViewById(R.id.swipeRefreshLayout);

	mRecyclerView = (ObservableRecyclerView) rootView.findViewById(R.id.scroll);
	mRecyclerView.setLayoutManager(new LinearLayoutManager(getActivity()));
	mRecyclerView.setHasFixedSize(true);
	headerView = inflater.inflate(R.layout.padding, null);

	Activity parentActivity = getActivity();
	context = parentActivity.getApplicationContext();
	if (parentActivity instanceof ObservableScrollViewCallbacks) {
		// Scroll to the specified position after layout
		Bundle args = getArguments();
		if (args != null && args.containsKey(ARG_INITIAL_POSITION)) {
			final int initialPosition = args.getInt(ARG_INITIAL_POSITION, 0);
			ScrollUtils.addOnGlobalLayoutListener(mRecyclerView, new Runnable() {
				@Override
				public void run() {
					mRecyclerView.scrollVerticallyToPosition(initialPosition);
				}
			});
		}
		mRecyclerView.setScrollViewCallbacks((ObservableScrollViewCallbacks) parentActivity);
	}

	refreshLayout.setProgressViewEndTarget(
			true,
			getResources().getDimensionPixelOffset(R.dimen.abc_action_bar_default_height_material) +
					getResources().getDimensionPixelOffset(R.dimen.tab_height)
	);
	refreshLayout.setColorSchemeResources(R.color.blue_500);
	refreshLayout.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
		@Override
		public void onRefresh() {
			mHandler.sendEmptyMessage(FLAG_REFRESH_LIST);
		}
	});

	mDB = ((MainActivity) getActivity()).mExpressDB;
	setUpAdapter();

	return rootView;
}
 

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

    ImageButton newButton = (ImageButton) findViewById(R.id.about_new_button);
    newButton.setOnClickListener(new View.OnClickListener() {
        @Override
        public void onClick(View v) {
            startNewSecretActivity();
        }
    });

    final Toolbar toolbar = (Toolbar) findViewById(R.id.about_toolbar);
    setSupportActionBar(toolbar);

    mFlexibleSpaceImageHeight = getResources().getDimensionPixelSize(R.dimen.about_flexible_space_height);
    mActionBarSize = getActionBarSize();

    // Even when the top gap has began to change, header bar still can move
    // within mIntersectionHeight.
    mIntersectionHeight = getResources().getDimensionPixelSize(R.dimen.about_intersection_height);

    mHeader = findViewById(R.id.about_header);
    mHeaderBar = findViewById(R.id.about_header_bar);
    mHeaderBackground = findViewById(R.id.about_header_background);

    final ObservableScrollView scrollable = createScrollable();

    final TextView subtitleText = (TextView) findViewById(R.id.about_subtitle);
    subtitleText.setText(getString(R.string.about_subtitle));
    setTitle(null);

    ScrollUtils.addOnGlobalLayoutListener((View) scrollable, new Runnable() {
        @Override
        public void run() {
            mReady = true;
            updateViews(scrollable.getCurrentScrollY(), false);
        }
    });

    TextView aboutText = (TextView) findViewById(R.id.container);
    aboutText.setText(Html.fromHtml(getString(R.string.sharelock_about)));
}