androidx.leanback.widget.VerticalGridPresenter Java Examples

private void setupRowAdapter() {
    VerticalGridPresenter videoGridPresenter = new VerticalGridPresenter(ZOOM_FACTOR);
    videoGridPresenter.setNumberOfColumns(COLUMNS);
    // note: The click listeners must be called before setGridPresenter for the event listeners
    // to be properly registered on the viewholders.
    setOnItemViewSelectedListener(this);
    setOnItemViewClickedListener(this);
    setGridPresenter(videoGridPresenter);

    PresenterSelector cardPresenterSelector = new CardPresenterSelector(getActivity());
    // VideoCardViewPresenter videoCardViewPresenter = new VideoCardViewPresenter(getActivity());
    mAdapter = new ArrayObjectAdapter(cardPresenterSelector);
    setAdapter(mAdapter);

    prepareEntranceTransition();
    new Handler().postDelayed(new Runnable() {
        @Override
        public void run() {
            createRows();
        }
    }, 1000);
}
 

private void setupRowAdapter() {
    VerticalGridPresenter gridPresenter = new VerticalGridPresenter(ZOOM_FACTOR);
    gridPresenter.setNumberOfColumns(COLUMNS);
    setGridPresenter(gridPresenter);

    PresenterSelector cardPresenterSelector = new CardPresenterSelector(getActivity());
    mAdapter = new ArrayObjectAdapter(cardPresenterSelector);
    setAdapter(mAdapter);

    prepareEntranceTransition();
    new Handler().postDelayed(new Runnable() {
        @Override
        public void run() {
            createRows();
            startEntranceTransition();
        }
    }, 1000);
}
 

private void setupAdapter() {
    VerticalGridPresenter presenter = new VerticalGridPresenter(ZOOM_FACTOR);
    presenter.setNumberOfColumns(COLUMNS);
    setGridPresenter(presenter);

    CardPresenterSelector cardPresenter = new CardPresenterSelector(getActivity());
    mAdapter = new ArrayObjectAdapter(cardPresenter);
    setAdapter(mAdapter);

    setOnItemViewClickedListener(new OnItemViewClickedListener() {
        @Override
        public void onItemClicked(
                Presenter.ViewHolder itemViewHolder,
                Object item,
                RowPresenter.ViewHolder rowViewHolder,
                Row row) {
            Card card = (Card)item;
            Toast.makeText(getActivity(),
                    "Clicked on "+card.getTitle(),
                    Toast.LENGTH_SHORT).show();
        }
    });
}
 

private void setupFragment() {
    VerticalGridPresenter gridPresenter = new VerticalGridPresenter();
    gridPresenter.setNumberOfColumns(NUM_COLUMNS);
    setGridPresenter(gridPresenter);

    getLoaderManager().initLoader(ALL_VIDEOS_LOADER, null, this);

    // After 500ms, start the animation to transition the cards into view.
    new Handler().postDelayed(new Runnable() {
        public void run() {
            startEntranceTransition();
        }
    }, 500);

    setOnSearchClickedListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            Intent intent = new Intent(getActivity(), SearchActivity.class);
            startActivity(intent);
        }
    });

    setOnItemViewClickedListener(new ItemViewClickedListener());
    setOnItemViewSelectedListener(new ItemViewSelectedListener());
}
 

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);

    mApplication = TvApp.getApplication();
    mFolder = SerializerRepository.INSTANCE.getSerializer().DeserializeFromString(getActivity().getIntent().getStringExtra(Extras.Folder), BaseItemDto.class);
    mParentId = mFolder.getId();
    MainTitle = mFolder.getName();
    mDisplayPrefs = TvApp.getApplication().getCachedDisplayPrefs(mFolder.getDisplayPreferencesId()); //These should have already been loaded
    mPosterSizeSetting = mDisplayPrefs.getCustomPrefs().get("PosterSize");
    mImageType = mDisplayPrefs.getCustomPrefs().get("ImageType");
    if (mImageType == null) mImageType = ImageType.DEFAULT;
    if (mPosterSizeSetting == null) mPosterSizeSetting = PosterSize.AUTO;

    mCardHeight = getCardHeight(mPosterSizeSetting);

    if (mApplication.getUserPreferences().get(UserPreferences.Companion.getGridDirection()) == GridDirection.HORIZONTAL)
        setGridPresenter(new HorizontalGridPresenter());
    else
        setGridPresenter(new VerticalGridPresenter());

    setGridSizes();

    mJumplistPopup = new JumplistPopup(getActivity());
}
 

private void setupFragment() {
    VerticalGridPresenter gridPresenter = new VerticalGridPresenter();
    gridPresenter.setNumberOfColumns(NUM_COLUMNS);
    setGridPresenter(gridPresenter);

    getLoaderManager().initLoader(ALL_VIDEOS_LOADER, null, this);

    // After 500ms, start the animation to transition the cards into view.
    new Handler().postDelayed(new Runnable() {
        public void run() {
            startEntranceTransition();
        }
    }, 500);

    setOnSearchClickedListener(new View.OnClickListener() {
        @Override
        public void onClick(View view) {
            Intent intent = new Intent(getActivity(), SearchActivity.class);
            startActivity(intent);
        }
    });

    setOnItemViewClickedListener(new ItemViewClickedListener());
    setOnItemViewSelectedListener(new ItemViewSelectedListener());
}
 

/**
 * Sets the grid presenter.
 */
public void setGridPresenter(VerticalGridPresenter gridPresenter) {
    if (gridPresenter == null) {
        throw new IllegalArgumentException("Grid presenter may not be null");
    }
    mGridPresenter = gridPresenter;
    mGridPresenter.setOnItemViewSelectedListener(mViewSelectedListener);
    if (mOnItemViewClickedListener != null) {
        mGridPresenter.setOnItemViewClickedListener(mOnItemViewClickedListener);
    }
}
 

/**
 * Sets the grid presenter.
 */
public void setGridPresenter(VerticalGridPresenter gridPresenter) {
    if (gridPresenter == null) {
        throw new IllegalArgumentException("Grid presenter may not be null");
    }
    gridPresenter.setOnItemViewSelectedListener(mRowSelectedListener);
    if (mOnItemViewClickedListener != null) {
        gridPresenter.setOnItemViewClickedListener(mOnItemViewClickedListener);
    }
    mGridPresenter = gridPresenter;
}
 

/**
 * Sets an item clicked listener.
 */
public void setOnItemViewClickedListener(OnItemViewClickedListener listener) {
    mOnItemViewClickedListener = listener;
    if (mGridPresenter != null) {
        if (mGridPresenter instanceof HorizontalGridPresenter)
            ((HorizontalGridPresenter)mGridPresenter).setOnItemViewClickedListener(mOnItemViewClickedListener);
        else if (mGridPresenter instanceof VerticalGridPresenter)
            ((VerticalGridPresenter)mGridPresenter).setOnItemViewClickedListener(mOnItemViewClickedListener);
    }
}
 

protected void createGrid() {
    mGridViewHolder = mGridPresenter.onCreateViewHolder(mGridDock);
    if (mGridViewHolder instanceof HorizontalGridPresenter.ViewHolder)
        mGridView = ((HorizontalGridPresenter.ViewHolder)mGridViewHolder).getGridView();
    else if (mGridViewHolder instanceof VerticalGridPresenter.ViewHolder)
        mGridView = ((VerticalGridPresenter.ViewHolder)mGridViewHolder).getGridView();

    mGridView.setFocusable(true);
    mGridDock.removeAllViews();
    mGridView.setGravity(Gravity.CENTER_VERTICAL);
    mGridDock.addView(mGridViewHolder.view);

    updateAdapter();

}
 

private void setGridSizes() {
    Presenter gridPresenter = getGridPresenter();

    if (gridPresenter instanceof HorizontalGridPresenter) {
        ((HorizontalGridPresenter) gridPresenter).setNumberOfRows(getGridHeight() / getCardHeight());
    } else if (gridPresenter instanceof VerticalGridPresenter) {
        // Why is this hardcoded you ask? Well did you ever look at getGridHeight()? Yup that one is hardcoded too
        // This whole fragment is only optimized for 16:9 screens anyway
        // is this bad? Yup it definitely is, we'll fix it when this screen is rewritten

        int size;
        switch (mPosterSizeSetting) {
            case PosterSize.SMALL:
                size = 10;
                break;
            case PosterSize.MED:
            default:
                size = 6;
                break;
            case PosterSize.LARGE:
                size = 5;
                break;
        }

        ((VerticalGridPresenter) gridPresenter).setNumberOfColumns(size);
    }
}
 

/**
 * Returns the grid presenter.
 */
public VerticalGridPresenter getGridPresenter() {
    return mGridPresenter;
}