Examples with NewTabPageRecyclerView org.chromium.chrome.browser.ntp.cards.NewTabPageRecyclerView used on opensource projects

Example 1 with NewTabPageRecyclerView

use of org.chromium.chrome.browser.ntp.cards.NewTabPageRecyclerView in project AndroidChromium by JackyAndroid.

the class NewTabPageView method initialize.

/**
     * Initializes the NTP. This must be called immediately after inflation, before this object is
     * used in any other way.
     *
     * @param manager NewTabPageManager used to perform various actions when the user interacts
     *                with the page.
     * @param searchProviderHasLogo Whether the search provider has a logo.
     * @param scrollPosition The adapter scroll position to initialize to.
     */
public void initialize(NewTabPageManager manager, boolean searchProviderHasLogo, int scrollPosition) {
    mManager = manager;
    mUiConfig = new UiConfig(this);
    ViewStub stub = (ViewStub) findViewById(R.id.new_tab_page_layout_stub);
    mUseCardsUi = manager.getSuggestionsSource() != null;
    if (mUseCardsUi) {
        stub.setLayoutResource(R.layout.new_tab_page_recycler_view);
        mRecyclerView = (NewTabPageRecyclerView) stub.inflate();
        // Don't attach now, the recyclerView itself will determine when to do it.
        mNewTabPageLayout = (NewTabPageLayout) LayoutInflater.from(getContext()).inflate(R.layout.new_tab_page_layout, mRecyclerView, false);
        mNewTabPageLayout.setUseCardsUiEnabled(mUseCardsUi);
        mRecyclerView.setAboveTheFoldView(mNewTabPageLayout);
        // Tailor the LayoutParams for the snippets UI, as the configuration in the XML is
        // made for the ScrollView UI.
        ViewGroup.LayoutParams params = mNewTabPageLayout.getLayoutParams();
        params.height = ViewGroup.LayoutParams.WRAP_CONTENT;
        mRecyclerView.setItemAnimator(new DefaultItemAnimator() {

            @Override
            public void onAnimationFinished(ViewHolder viewHolder) {
                super.onAnimationFinished(viewHolder);
                // When removing sections, because the animations are all translations, the
                // scroll events don't fire and we can get in the situation where the toolbar
                // buttons disappear.
                updateSearchBoxOnScroll();
            }
        });
    } else {
        stub.setLayoutResource(R.layout.new_tab_page_scroll_view);
        mScrollView = (NewTabPageScrollView) stub.inflate();
        mScrollView.setBackgroundColor(NtpStyleUtils.getBackgroundColorResource(getResources(), false));
        mScrollView.enableBottomShadow(SHADOW_COLOR);
        mNewTabPageLayout = (NewTabPageLayout) findViewById(R.id.ntp_content);
    }
    mMostVisitedDesign = new MostVisitedDesign(getContext());
    mMostVisitedLayout = (MostVisitedLayout) mNewTabPageLayout.findViewById(R.id.most_visited_layout);
    mMostVisitedDesign.initMostVisitedLayout(searchProviderHasLogo);
    mSearchProviderLogoView = (LogoView) mNewTabPageLayout.findViewById(R.id.search_provider_logo);
    mSearchBoxView = (ViewGroup) mNewTabPageLayout.findViewById(R.id.search_box);
    mNoSearchLogoSpacer = mNewTabPageLayout.findViewById(R.id.no_search_logo_spacer);
    initializeSearchBoxTextView();
    initializeVoiceSearchButton();
    initializeBottomToolbar();
    mNewTabPageLayout.addOnLayoutChangeListener(this);
    setSearchProviderHasLogo(searchProviderHasLogo);
    mPendingLoadTasks++;
    mManager.setMostVisitedURLsObserver(this, mMostVisitedDesign.getNumberOfTiles(searchProviderHasLogo));
    // Set up snippets
    if (mUseCardsUi) {
        mNewTabPageAdapter = NewTabPageAdapter.create(mManager, mNewTabPageLayout, mUiConfig);
        mRecyclerView.setAdapter(mNewTabPageAdapter);
        mRecyclerView.scrollToPosition(scrollPosition);
        if (CardsVariationParameters.isScrollBelowTheFoldEnabled()) {
            int searchBoxHeight = NtpStyleUtils.getSearchBoxHeight(getResources());
            mRecyclerView.getLinearLayoutManager().scrollToPositionWithOffset(mNewTabPageAdapter.getFirstHeaderPosition(), searchBoxHeight);
        }
        // Set up swipe-to-dismiss
        ItemTouchHelper helper = new ItemTouchHelper(mNewTabPageAdapter.getItemTouchCallbacks());
        helper.attachToRecyclerView(mRecyclerView);
        mRecyclerView.addOnScrollListener(new RecyclerView.OnScrollListener() {

            private boolean mScrolledOnce = false;

            @Override
            public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
                if (newState != RecyclerView.SCROLL_STATE_DRAGGING)
                    return;
                RecordUserAction.record("MobileNTP.Snippets.Scrolled");
                if (mScrolledOnce)
                    return;
                mScrolledOnce = true;
                NewTabPageUma.recordSnippetAction(NewTabPageUma.SNIPPETS_ACTION_SCROLLED);
            }
        });
        initializeSearchBoxRecyclerViewScrollHandling();
    } else {
        initializeSearchBoxScrollHandling();
    }
}

Example 2 with NewTabPageRecyclerView

use of org.chromium.chrome.browser.ntp.cards.NewTabPageRecyclerView in project AndroidChromium by JackyAndroid.

the class SnippetArticleViewHolder method createContextMenu.

@Override
protected void createContextMenu(ContextMenu menu) {
    RecordHistogram.recordSparseSlowlyHistogram("NewTabPage.Snippets.CardLongPressed", mArticle.mPosition);
    mArticle.recordAgeAndScore("NewTabPage.Snippets.CardLongPressed");
    OnMenuItemClickListener listener = new ContextMenuItemClickListener(mArticle, mNewTabPageManager, getRecyclerView());
    // Create a context menu akin to the one shown for MostVisitedItems.
    if (mNewTabPageManager.isOpenInNewWindowEnabled()) {
        addContextMenuItem(menu, ID_OPEN_IN_NEW_WINDOW, R.string.contextmenu_open_in_other_window, listener);
    }
    addContextMenuItem(menu, ID_OPEN_IN_NEW_TAB, R.string.contextmenu_open_in_new_tab, listener);
    if (mNewTabPageManager.isOpenInIncognitoEnabled()) {
        addContextMenuItem(menu, ID_OPEN_IN_INCOGNITO_TAB, R.string.contextmenu_open_in_incognito_tab, listener);
    }
    // TODO(peconn): Only show 'Save for Offline' for appropriate snippet types.
    if (SnippetsConfig.isSaveToOfflineEnabled() && OfflinePageBridge.canSavePage(mArticle.mUrl)) {
        addContextMenuItem(menu, ID_SAVE_FOR_OFFLINE, R.string.contextmenu_save_link, listener);
    }
    addContextMenuItem(menu, ID_REMOVE, R.string.remove, listener);
    // Disable touch events on the RecyclerView while the context menu is open. This is to
    // prevent the user long pressing to get the context menu then on the same press scrolling
    // or swiping to dismiss an item (eg. https://crbug.com/638854, 638555, 636296)
    final NewTabPageRecyclerView recyclerView = (NewTabPageRecyclerView) itemView.getParent();
    recyclerView.setTouchEnabled(false);
    mNewTabPageManager.addContextMenuCloseCallback(new Callback<Menu>() {

        @Override
        public void onResult(Menu result) {
            recyclerView.setTouchEnabled(true);
            mNewTabPageManager.removeContextMenuCloseCallback(this);
        }
    });
}

Example 3 with NewTabPageRecyclerView

use of org.chromium.chrome.browser.ntp.cards.NewTabPageRecyclerView in project AndroidChromium by JackyAndroid.

the class NewTabPageLayout method measureWithCardsUiEnabled.

/**
 * Performs layout measurements for when the cards ui is enabled.
 */
private void measureWithCardsUiEnabled(int widthMeasureSpec, int heightMeasureSpec) {
    assert mCardsUiEnabled;
    mLogoSpacer.setVisibility(View.GONE);
    mSearchBoxSpacer.setVisibility(View.GONE);
    // Remove the extra spacing before measuring because it might not be needed anymore.
    mMostVisitedLayout.setExtraVerticalSpacing(0);
    super.onMeasure(widthMeasureSpec, heightMeasureSpec);
    boolean hasSpaceForPeekingCard = false;
    int spaceToFill = mParentViewportHeight - mPeekingCardHeight - mTabStripHeight;
    @NTPLayoutResult int layoutResult;
    // We need to make sure we have just enough space to show the peeking card.
    if (getMeasuredHeight() > spaceToFill) {
        layoutResult = NewTabPageUma.NTP_LAYOUT_DOES_NOT_FIT;
        // and let MostVisited get cut to make it clear that the page is scrollable.
        if (mMostVisitedLayout.getChildCount() > 0) {
            // Add some extra space if needed (the 'bleed' is the amount of the layout that
            // will be cut off by the bottom of the screen).
            int currentBleed = getMeasuredHeight() - mParentViewportHeight - mTabStripHeight;
            int minimumBleed = (int) (mMostVisitedLayout.getChildAt(0).getMeasuredHeight() * 0.44);
            if (currentBleed < minimumBleed) {
                int extraBleed = minimumBleed - currentBleed;
                mLogoSpacer.getLayoutParams().height = (int) (extraBleed * 0.25);
                mLogoSpacer.setVisibility(View.INVISIBLE);
                mSearchBoxSpacer.getLayoutParams().height = (int) (extraBleed * 0.25);
                mSearchBoxSpacer.setVisibility(View.INVISIBLE);
                mMostVisitedLayout.setExtraVerticalSpacing((int) (extraBleed * 0.5));
                super.onMeasure(widthMeasureSpec, heightMeasureSpec);
                layoutResult = NewTabPageUma.NTP_LAYOUT_DOES_NOT_FIT_PUSH_MOST_LIKELY;
            }
        }
    } else {
        hasSpaceForPeekingCard = true;
        // If there is enough space, reduce the space we are going to fill.
        if (mFieldTrialLayoutAdjustment != 0f) {
            if (getMeasuredHeight() < spaceToFill - mFieldTrialLayoutAdjustment) {
                spaceToFill -= mFieldTrialLayoutAdjustment;
                layoutResult = NewTabPageUma.NTP_LAYOUT_FITS_WITH_FIELD_TRIAL;
            } else {
                layoutResult = NewTabPageUma.NTP_LAYOUT_FITS_WITHOUT_FIELD_TRIAL;
            }
        } else {
            layoutResult = NewTabPageUma.NTP_LAYOUT_FITS_NO_FIELD_TRIAL;
        }
        // Call super.onMeasure with mode EXACTLY and the target height to allow the top
        // spacer (which has a weight of 1) to grow and take up the remaining space.
        heightMeasureSpec = MeasureSpec.makeMeasureSpec(spaceToFill, MeasureSpec.EXACTLY);
        super.onMeasure(widthMeasureSpec, heightMeasureSpec);
        distributeExtraSpace(mTopSpacer.getMeasuredHeight());
    }
    assert getParent() instanceof NewTabPageRecyclerView;
    NewTabPageRecyclerView recyclerView = (NewTabPageRecyclerView) getParent();
    recyclerView.setHasSpaceForPeekingCard(hasSpaceForPeekingCard);
    // contents. We want to record what the user sees when the layout has stabilized.
    if (mMostVisitedLayout.getChildCount() > 0 && !mLayoutResultRecorded) {
        mLayoutResultRecorded = true;
        NewTabPageUma.recordNTPLayoutResult(layoutResult);
    }
}