Agregar elementos en BrowseFragment Header en Android TV

No estoy seguro, pero creo que, usted necesita personalizar Browse Fragment . Puede extender Browse Fragment en una clase java y luego intentar personalizarla o tratar de hacerla invisible. Puede personalizar el fragmento de fila y el fragmento de encabezado y crear un diseño de marco personalizado.

Activity_main.xml

  <android.support.v17.leanback.widget.SearchOrbView android:id="@+id/custom_search_orb" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginTop="27dp" android:layout_marginLeft="56dp" android:layout_gravity="top|left" android:visibility="gone"/> <Button android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="hello"/> <FrameLayout android:id="@+id/header_container" android:layout_width="wrap_content" android:layout_height="match_parent" android:layout_gravity="top|left" /> <FrameLayout android:id="@+id/rows_container" android:layout_width="match_parent" android:layout_height="match_parent" android:layout_gravity="top|left" android:layout_marginLeft="300dp" /> </com.ttnd.androidtv.views.CustomFrameLayout>` 

CustomRowFragment.java

  import android.app.LoaderManager; import android.content.Intent; import android.content.Loader; import android.graphics.Color; import android.os.Bundle; import android.support.v17.leanback.app.RowsFragment; import android.support.v17.leanback.widget.ArrayObjectAdapter; import android.support.v17.leanback.widget.HeaderItem; import android.support.v17.leanback.widget.ImageCardView; import android.support.v17.leanback.widget.ListRow; import android.support.v17.leanback.widget.ListRowPresenter; import android.support.v17.leanback.widget.OnItemViewClickedListener; import android.support.v17.leanback.widget.Presenter; import android.support.v17.leanback.widget.Row; import android.support.v17.leanback.widget.RowPresenter; import android.support.v4.app.ActivityOptionsCompat; import android.telecom.Connection; import android.util.TypedValue; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import com.Utils; import com.example.ttnd.demoapptv.R; import com.ttnd.androidtv.models.Movie; import com.ttnd.androidtv.presenter.CardPresenter; import java.util.HashMap; import java.util.List; import java.util.Map; import java.util.Random; public class CustomRowsFragment extends RowsFragment { private ArrayObjectAdapter rowsAdapter; private static String mVideosUrl; // CustomHeadersFragment, scaled by 0.9 on a 1080p screen, is 600px wide. // This is the corresponding dip size. private static final int HEADERS_FRAGMENT_SCALE_SIZE = 300; @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View v = super.onCreateView(inflater, container, savedInstanceState); int marginOffset = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, HEADERS_FRAGMENT_SCALE_SIZE, getResources().getDisplayMetrics()); ViewGroup.MarginLayoutParams params = (ViewGroup.MarginLayoutParams) v.getLayoutParams(); params.rightMargin -= marginOffset; v.setLayoutParams(params); rowsAdapter = new ArrayObjectAdapter(new ListRowPresenter()); CardPresenter cardPresenter = new CardPresenter(); ArrayObjectAdapter listRowAdapter = new ArrayObjectAdapter(cardPresenter); listRowAdapter.add(new Movie()); HeaderItem header = new HeaderItem(0, "01234"); rowsAdapter.add(new ListRow(header, listRowAdapter)); setAdapter(rowsAdapter); //v.setBackgroundColor(getRandomColor()); return v; } private void loadVideoData() { } private int getRandomColor() { Random rnd = new Random(); return Color.argb(255, rnd.nextInt(256), rnd.nextInt(256), rnd.nextInt(256)); } public void refresh() { getView().setPadding(Utils.convertDpToPixel(getActivity(), -24), Utils.convertDpToPixel(getActivity(), 128), Utils.convertDpToPixel(getActivity(), 300), 0); } } 

CustomHeaderFragment.java

  package android.support.v17.leanback.app; import android.content.Context; import android.graphics.Color; import android.graphics.drawable.Drawable; import android.graphics.drawable.GradientDrawable; import android.os.Bundle; import android.support.v17.leanback.R; import android.support.v17.leanback.widget.FocusHighlightHelper; import android.support.v17.leanback.widget.ItemBridgeAdapter; import android.support.v17.leanback.widget.PresenterSelector; import android.support.v17.leanback.widget.OnItemViewSelectedListener; import android.support.v17.leanback.widget.Row; import android.support.v17.leanback.widget.RowHeaderPresenter; import android.support.v17.leanback.widget.SinglePresenterSelector; import android.support.v17.leanback.widget.VerticalGridView; import android.support.v7.widget.RecyclerView; import android.util.TypedValue; import android.view.View; import android.view.ViewGroup; import android.view.View.OnLayoutChangeListener; import android.widget.FrameLayout; public class HeadersFragment extends BaseRowFragment { interface OnHeaderClickedListener { void onHeaderClicked(); } interface OnHeaderViewSelectedListener { void onHeaderSelected(RowHeaderPresenter.ViewHolder viewHolder, Row row); } private OnHeaderViewSelectedListener mOnHeaderViewSelectedListener; private OnHeaderClickedListener mOnHeaderClickedListener; private boolean mHeadersEnabled = true; private boolean mHeadersGone = false; private int mBackgroundColor; private boolean mBackgroundColorSet; private static final PresenterSelector sHeaderPresenter = new SinglePresenterSelector( new RowHeaderPresenter(R.layout.lb_header)); public HeadersFragment() { setPresenterSelector(sHeaderPresenter); } public void setOnHeaderClickedListener(OnHeaderClickedListener listener) { mOnHeaderClickedListener = listener; } public void setOnHeaderViewSelectedListener(OnHeaderViewSelectedListener listener) { mOnHeaderViewSelectedListener = listener; } @Override VerticalGridView findGridViewFromRoot(View view) { return (VerticalGridView) view.findViewById(R.id.browse_headers); } @Override void onRowSelected(RecyclerView parent, RecyclerView.ViewHolder viewHolder, int position, int subposition) { if (mOnHeaderViewSelectedListener != null) { if (viewHolder != null && position >= 0) { Row row = (Row) getAdapter().get(position); ItemBridgeAdapter.ViewHolder vh = (ItemBridgeAdapter.ViewHolder) viewHolder; mOnHeaderViewSelectedListener.onHeaderSelected( (RowHeaderPresenter.ViewHolder) vh.getViewHolder(), row); } else { mOnHeaderViewSelectedListener.onHeaderSelected(null, null); } } } private final ItemBridgeAdapter.AdapterListener mAdapterListener = new ItemBridgeAdapter.AdapterListener() { @Override public void onCreate(ItemBridgeAdapter.ViewHolder viewHolder) { View headerView = viewHolder.getViewHolder().view; headerView.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { if (mOnHeaderClickedListener != null) { mOnHeaderClickedListener.onHeaderClicked(); } } }); headerView.setFocusable(true); headerView.setFocusableInTouchMode(true); if (mWrapper != null) { viewHolder.itemView.addOnLayoutChangeListener(sLayoutChangeListener); } else { headerView.addOnLayoutChangeListener(sLayoutChangeListener); } } }; private static OnLayoutChangeListener sLayoutChangeListener = new OnLayoutChangeListener() { @Override public void onLayoutChange(View v, int left, int top, int right, int bottom, int oldLeft, int oldTop, int oldRight, int oldBottom) { v.setPivotX(v.getLayoutDirection() == View.LAYOUT_DIRECTION_RTL ? v.getWidth() : 0); v.setPivotY(v.getMeasuredHeight() / 2); } }; @Override int getLayoutResourceId() { return R.layout.lb_headers_fragment; } @Override public void onViewCreated(View view, Bundle savedInstanceState) { super.onViewCreated(view, savedInstanceState); final VerticalGridView listView = getVerticalGridView(); if (listView == null) { return; } if (getBridgeAdapter() != null) { FocusHighlightHelper.setupHeaderItemFocusHighlight(listView); } view.setBackgroundColor(getBackgroundColor()); updateFadingEdgeToBrandColor(getBackgroundColor()); updateListViewVisibility(); } private void updateListViewVisibility() { final VerticalGridView listView = getVerticalGridView(); if (listView != null) { getView().setVisibility(mHeadersGone ? View.GONE : View.VISIBLE); if (!mHeadersGone) { if (mHeadersEnabled) { listView.setChildrenVisibility(View.VISIBLE); } else { listView.setChildrenVisibility(View.INVISIBLE); } } } } void setHeadersEnabled(boolean enabled) { mHeadersEnabled = enabled; updateListViewVisibility(); } void setHeadersGone(boolean gone) { mHeadersGone = gone; updateListViewVisibility(); } static class NoOverlappingFrameLayout extends FrameLayout { public NoOverlappingFrameLayout(Context context) { super(context); } @Override public boolean hasOverlappingRendering() { return false; } } private final ItemBridgeAdapter.Wrapper mWrapper = new ItemBridgeAdapter.Wrapper() { @Override public void wrap(View wrapper, View wrapped) { ((FrameLayout) wrapper).addView(wrapped); } @Override public View createWrapper(View root) { return new NoOverlappingFrameLayout(root.getContext()); } }; @Override void updateAdapter() { super.updateAdapter(); ItemBridgeAdapter adapter = getBridgeAdapter(); if (adapter != null) { adapter.setAdapterListener(mAdapterListener); adapter.setWrapper(mWrapper); } if (adapter != null && getVerticalGridView() != null) { FocusHighlightHelper.setupHeaderItemFocusHighlight(getVerticalGridView()); } } void setBackgroundColor(int color) { mBackgroundColor = color; mBackgroundColorSet = true; if (getView() != null) { getView().setBackgroundColor(mBackgroundColor); updateFadingEdgeToBrandColor(mBackgroundColor); } } private void updateFadingEdgeToBrandColor(int backgroundColor) { View fadingView = getView().findViewById(R.id.fade_out_edge); Drawable background = fadingView.getBackground(); if (background instanceof GradientDrawable) { background.mutate(); ((GradientDrawable) background).setColors( new int[] {Color.TRANSPARENT, backgroundColor}); } } int getBackgroundColor() { if (getActivity() == null) { throw new IllegalStateException("Activity must be attached"); } if (mBackgroundColorSet) { return mBackgroundColor; } TypedValue outValue = new TypedValue(); if (getActivity().getTheme().resolveAttribute(R.attr.defaultBrandColor, outValue, true)) { return getResources().getColor(outValue.resourceId); } return getResources().getColor(R.color.lb_default_brand_color); } @Override void onTransitionStart() { super.onTransitionStart(); if (!mHeadersEnabled) { final VerticalGridView listView = getVerticalGridView(); if (listView != null) { listView.setDescendantFocusability(ViewGroup.FOCUS_BEFORE_DESCENDANTS); if (listView.hasFocus()) { listView.requestFocus(); } } } } @Override void onTransitionEnd() { if (mHeadersEnabled) { final VerticalGridView listView = getVerticalGridView(); if (listView != null) { listView.setDescendantFocusability(ViewGroup.FOCUS_AFTER_DESCENDANTS); if (listView.hasFocus()) { listView.requestFocus(); } } } super.onTransitionEnd(); } } 

CustomFrameLayout.java

  package com.ttnd.androidtv.views; import android.content.Context; import android.graphics.Rect; import android.util.AttributeSet; import android.view.View; import android.widget.FrameLayout; public class CustomFrameLayout extends FrameLayout { public interface OnFocusSearchListener { View onFocusSearch(View focused, int direction); } public interface OnChildFocusListener { boolean onRequestFocusInDescendants(int direction, Rect previouslyFocusedRect); void onRequestChildFocus(View child, View focused); } public CustomFrameLayout(Context context) { this(context, null, 0); } public CustomFrameLayout(Context context, AttributeSet attrs) { this(context, attrs, 0); } public CustomFrameLayout(Context context, AttributeSet attrs, int defStyle) { super(context, attrs, defStyle); } private OnFocusSearchListener mListener; private OnChildFocusListener mOnChildFocusListener; public void setOnFocusSearchListener(OnFocusSearchListener listener) { mListener = listener; } public void setOnChildFocusListener(OnChildFocusListener listener) { mOnChildFocusListener = listener; } @Override protected boolean onRequestFocusInDescendants(int direction, Rect previouslyFocusedRect) { if (mOnChildFocusListener != null) { return mOnChildFocusListener.onRequestFocusInDescendants(direction, previouslyFocusedRect); } return super.onRequestFocusInDescendants(direction, previouslyFocusedRect); } @Override public View focusSearch(View focused, int direction) { if (mListener != null) { View view = mListener.onFocusSearch(focused, direction); if (view != null) { return view; } } return super.focusSearch(focused, direction); } @Override public void requestChildFocus(View child, View focused) { super.requestChildFocus(child, focused); if (mOnChildFocusListener != null) { mOnChildFocusListener.onRequestChildFocus(child, focused); } } } 

CardPresenter.java

  package com.ttnd.androidtv.presenter; import android.graphics.drawable.Drawable; import android.support.v17.leanback.widget.ImageCardView; import android.support.v17.leanback.widget.Presenter; import android.util.Log; import android.view.ViewGroup; import com.bumptech.glide.Glide; import com.example.ttnd.demoapptv.R; import com.ttnd.androidtv.models.Movie; public class CardPresenter extends Presenter { private static final String TAG = "CardPresenter"; private static int CARD_WIDTH = 313; private static int CARD_HEIGHT = 176; private static int sSelectedBackgroundColor; private static int sDefaultBackgroundColor; private Drawable mDefaultCardImage; @Override public ViewHolder onCreateViewHolder(ViewGroup parent) { Log.d(TAG, "onCreateViewHolder"); sDefaultBackgroundColor = parent.getResources().getColor(R.color.default_background); sSelectedBackgroundColor = parent.getResources().getColor(R.color.selected_background); mDefaultCardImage = parent.getResources().getDrawable(R.drawable.ic_launcher); ImageCardView cardView = new ImageCardView(parent.getContext()) { @Override public void setSelected(boolean selected) { updateCardBackgroundColor(this, selected); super.setSelected(selected); } }; cardView.setFocusable(true); cardView.setFocusableInTouchMode(true); updateCardBackgroundColor(cardView, false); return new ViewHolder(cardView); } private static void updateCardBackgroundColor(ImageCardView view, boolean selected) { int color = selected ? sSelectedBackgroundColor : sDefaultBackgroundColor; view.setBackgroundColor(color); view.findViewById(R.id.info_field).setBackgroundColor(color); } @Override public void onBindViewHolder(Presenter.ViewHolder viewHolder, Object item) { Movie movie = (Movie) item; ImageCardView cardView = (ImageCardView) viewHolder.view; Log.d(TAG, "onBindViewHolder"); if (movie.getCardImageUrl() != null) { cardView.setTitleText(movie.getTitle()); cardView.setContentText(movie.getStudio()); cardView.setMainImageDimensions(CARD_WIDTH, CARD_HEIGHT); Glide.with(viewHolder.view.getContext()) .load(movie.getCardImageUrl()) .centerCrop() .error(mDefaultCardImage) .into(cardView.getMainImageView()); } } @Override public void onUnbindViewHolder(Presenter.ViewHolder viewHolder) { Log.d(TAG, "onUnbindViewHolder"); ImageCardView cardView = (ImageCardView) viewHolder.view; cardView.setBadgeImage(null); cardView.setMainImage(null); } } 

Movie.java

  package com.ttnd.androidtv.models; import android.os.Parcel; import android.os.Parcelable; import java.net.URI; import java.net.URISyntaxException; public class Movie implements Parcelable { private static final String TAG = "Movie"; static final long serialVersionUID = 727566175075960653L; private static int sCount = 0; private String mId = "0"; private String mTitle = "Title Here"; private String mDescription = "Description Here"; private String mBgImageUrl = "http://commondatastorage.googleapis.com/android-tv/Sample%20videos/Demo%20Slam/Google%20Demo%20Slam_%2020ft%20Search/bg.jpg"; private String mCardImageUrl = "http://commondatastorage.googleapis.com/android-tv/Sample%20videos/Zeitgeist/Zeitgeist%202010_%20Year%20in%20Review/card.jpg"; private String mVideoUrl = "http://commondatastorage.googleapis.com/gtv-videos-bucket/sample/BigBuckBunny.mp4"; private String mStudio = "Studio Here"; private String mCategory = "Category Here"; public Movie() { } public Movie(Parcel in){ String[] data = new String[8]; in.readStringArray(data); mId = data[0]; mTitle = data[1]; mDescription = data[2]; mBgImageUrl = data[3]; mCardImageUrl = data[4]; mVideoUrl = data[5]; mStudio = data[6]; mCategory = data[7]; } public static String getCount() { return Integer.toString(sCount); } public static void incrementCount() { sCount++; } public String getId() { return mId; } public void setId(String id) { mId = id; } public String getTitle() { return mTitle; } public void setTitle(String title) { mTitle = title; } public String getDescription() { return mDescription; } public void setDescription(String description) { mDescription = description; } public String getStudio() { return mStudio; } public void setStudio(String studio) { mStudio = studio; } public String getVideoUrl() { return mVideoUrl; } public void setVideoUrl(String videoUrl) { mVideoUrl = videoUrl; } public String getBackgroundImageUrl() { return mBgImageUrl; } public void setBackgroundImageUrl(String bgImageUrl) { mBgImageUrl = bgImageUrl; } public String getCardImageUrl() { return mCardImageUrl; } public void setCardImageUrl(String cardImageUrl) { mCardImageUrl = cardImageUrl; } public String getCategory() { return mCategory; } public void setCategory(String category) { mCategory = category; } public URI getBackgroundImageURI() { try { return new URI(getBackgroundImageUrl()); } catch (URISyntaxException e) { return null; } } public int describeContents() { return 0; } @Override public void writeToParcel(Parcel dest, int flags) { dest.writeStringArray(new String[] {mId, mTitle, mDescription, mBgImageUrl, mCardImageUrl, mVideoUrl, mStudio, mCategory}); } @Override public String toString() { StringBuilder sb = new StringBuilder(200); sb.append("Movie{"); sb.append("mId=" + mId); sb.append(", mTitle='" + mTitle + '\''); sb.append(", mVideoUrl='" + mVideoUrl + '\''); sb.append(", backgroundImageUrl='" + mBgImageUrl + '\''); sb.append(", backgroundImageURI='" + getBackgroundImageURI().toString() + '\''); sb.append(", mCardImageUrl='" + mCardImageUrl + '\''); sb.append('}'); return sb.toString(); } public static final Parcelable.Creator CREATOR = new Parcelable.Creator() { public Movie createFromParcel(Parcel in) { return new Movie(in); } public Movie[] newArray(int size) { return new Movie[size]; } }; } 

Encontré un blog mientras estaba en Google relacionado con este tipo de personalización. Puedes echar un vistazo a la URL a continuación: https://medium.com/building-for-android-tv