added in version 22.1.0
belongs to Maven artifact com.android.support:leanback-v17:28.0.0-alpha1
Deprecated since version 27.1.0

RowsFragment

public class RowsFragment
extends Fragment implements BrowseFragment.MainFragmentRowsAdapterProvider, BrowseFragment.MainFragmentAdapterProvider

java.lang.Object
↳	android.app.Fragment
	↳	android.support.v17.leanback.app.RowsFragment

This class was deprecated in API level 27.1.0.
use RowsSupportFragment

An ordered set of rows of leanback widgets.

A RowsFragment renders the elements of its ObjectAdapter as a set of rows in a vertical list. The Adapter's PresenterSelector must maintain subclasses of RowPresenter.

Summary

Nested classes
`class`	`RowsFragment.MainFragmentAdapter`
`class`	`RowsFragment.MainFragmentRowsAdapter` This class was deprecated in API level 27.1.0. use `RowsSupportFragment`

Inherited constants

From interface


    android.content.ComponentCallbacks2

Public constructors
`RowsFragment()`

Public methods
`void`	`enableRowScaling(boolean enable)` This method was deprecated in API level 24.1.0. use `enableRowScaling(boolean)` instead.
`RowPresenter.ViewHolder`	`findRowViewHolderByPosition(int position)` Find row ViewHolder by position in adapter.
`final ObjectAdapter`	`getAdapter()` Returns the Adapter that represents list of rows.
`final ItemBridgeAdapter`	`getBridgeAdapter()` Returns the RecyclerView.Adapter that wraps `getAdapter()`.
`MainFragmentAdapter`	`getMainFragmentAdapter()` Returns an instance of `BrowseFragment.MainFragmentAdapter` that `BrowseFragment` would use to communicate with the target fragment.
`MainFragmentRowsAdapter`	`getMainFragmentRowsAdapter()` Returns an instance of `BrowseFragment.MainFragmentRowsAdapter` that `BrowseFragment` would use to communicate with the target fragment.
`BaseOnItemViewClickedListener`	`getOnItemViewClickedListener()` Returns the item clicked listener.
`BaseOnItemViewSelectedListener`	`getOnItemViewSelectedListener()` Returns an item selection listener.
`final PresenterSelector`	`getPresenterSelector()` Get the presenter selector used to create and bind views.
`RowPresenter.ViewHolder`	`getRowViewHolder(int position)` Get row ViewHolder at adapter position.
`int`	`getSelectedPosition()` Gets position of currently selected row.
`final VerticalGridView`	`getVerticalGridView()`
`boolean`	`isScrolling()`
`void`	`onCreate(Bundle savedInstanceState)`
`View`	`onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState)`
`void`	`onDestroyView()`
`void`	`onSaveInstanceState(Bundle outState)`
`void`	`onTransitionEnd()`
`boolean`	`onTransitionPrepare()`
`void`	`onTransitionStart()`
`void`	`onViewCreated(View view, Bundle savedInstanceState)`
`final void`	`setAdapter(ObjectAdapter rowsAdapter)` Sets the adapter that represents a list of rows.
`void`	`setAlignment(int windowAlignOffsetFromTop)`
`void`	`setEntranceTransitionState(boolean afterTransition)` For rows that willing to participate entrance transition, this function hide views if afterTransition is true, show views if afterTransition is false.
`void`	`setExpand(boolean expand)` Set the visibility of titles/hovercard of browse rows.
`void`	`setOnItemViewClickedListener(BaseOnItemViewClickedListener listener)` Sets an item clicked listener on the fragment.
`void`	`setOnItemViewSelectedListener(BaseOnItemViewSelectedListener listener)` Sets an item selection listener.
`final void`	`setPresenterSelector(PresenterSelector presenterSelector)` Set the presenter selector used to create and bind views.
`void`	`setSelectedPosition(int position)` Sets the selected row position with smooth animation.
`void`	`setSelectedPosition(int rowPosition, boolean smooth, Presenter.ViewHolderTask rowHolderTask)` Selects a Row and perform an optional task on the Row.
`void`	`setSelectedPosition(int position, boolean smooth)` Sets the selected row position.

Protected methods
`VerticalGridView`	`findGridViewFromRoot(View view)`

Inherited methods

From class


  
    android.app.Fragment

`void`	`dump(String arg0, FileDescriptor arg1, PrintWriter arg2, String[] arg3)`
`final boolean`	`equals(Object arg0)`
`final Activity`	`getActivity()`
`boolean`	`getAllowEnterTransitionOverlap()`
`boolean`	`getAllowReturnTransitionOverlap()`
`final Bundle`	`getArguments()`
`final FragmentManager`	`getChildFragmentManager()`
`Context`	`getContext()`
`Transition`	`getEnterTransition()`
`Transition`	`getExitTransition()`
`final FragmentManager`	`getFragmentManager()`
`final Object`	`getHost()`
`final int`	`getId()`
`final LayoutInflater`	`getLayoutInflater()`
`LoaderManager`	`getLoaderManager()`
`final Fragment`	`getParentFragment()`
`Transition`	`getReenterTransition()`
`final Resources`	`getResources()`
`final boolean`	`getRetainInstance()`
`Transition`	`getReturnTransition()`
`Transition`	`getSharedElementEnterTransition()`
`Transition`	`getSharedElementReturnTransition()`
`final String`	`getString(int arg0, Object... arg1)`
`final String`	`getString(int arg0)`
`final String`	`getTag()`
`final Fragment`	`getTargetFragment()`
`final int`	`getTargetRequestCode()`
`final CharSequence`	`getText(int arg0)`
`boolean`	`getUserVisibleHint()`
`View`	`getView()`
`final int`	`hashCode()`
`static Fragment`	`instantiate(Context arg0, String arg1)`
`static Fragment`	`instantiate(Context arg0, String arg1, Bundle arg2)`
`final boolean`	`isAdded()`
`final boolean`	`isDetached()`
`final boolean`	`isHidden()`
`final boolean`	`isInLayout()`
`final boolean`	`isRemoving()`
`final boolean`	`isResumed()`
`final boolean`	`isStateSaved()`
`final boolean`	`isVisible()`
`void`	`onActivityCreated(Bundle arg0)`
`void`	`onActivityResult(int arg0, int arg1, Intent arg2)`
`void`	`onAttach(Activity arg0)`
`void`	`onAttach(Context arg0)`
`void`	`onAttachFragment(Fragment arg0)`
`void`	`onConfigurationChanged(Configuration arg0)`
`boolean`	`onContextItemSelected(MenuItem arg0)`
`void`	`onCreate(Bundle arg0)`
`Animator`	`onCreateAnimator(int arg0, boolean arg1, int arg2)`
`void`	`onCreateContextMenu(ContextMenu arg0, View arg1, ContextMenu.ContextMenuInfo arg2)`
`void`	`onCreateOptionsMenu(Menu arg0, MenuInflater arg1)`
`View`	`onCreateView(LayoutInflater arg0, ViewGroup arg1, Bundle arg2)`
`void`	`onDestroy()`
`void`	`onDestroyOptionsMenu()`
`void`	`onDestroyView()`
`void`	`onDetach()`
`LayoutInflater`	`onGetLayoutInflater(Bundle arg0)`
`void`	`onHiddenChanged(boolean arg0)`
`void`	`onInflate(AttributeSet arg0, Bundle arg1)`
`void`	`onInflate(Activity arg0, AttributeSet arg1, Bundle arg2)`
`void`	`onInflate(Context arg0, AttributeSet arg1, Bundle arg2)`
`void`	`onLowMemory()`
`void`	`onMultiWindowModeChanged(boolean arg0)`
`void`	`onMultiWindowModeChanged(boolean arg0, Configuration arg1)`
`boolean`	`onOptionsItemSelected(MenuItem arg0)`
`void`	`onOptionsMenuClosed(Menu arg0)`
`void`	`onPause()`
`void`	`onPictureInPictureModeChanged(boolean arg0, Configuration arg1)`
`void`	`onPictureInPictureModeChanged(boolean arg0)`
`void`	`onPrepareOptionsMenu(Menu arg0)`
`void`	`onRequestPermissionsResult(int arg0, String[] arg1, int[] arg2)`
`void`	`onResume()`
`void`	`onSaveInstanceState(Bundle arg0)`
`void`	`onStart()`
`void`	`onStop()`
`void`	`onTrimMemory(int arg0)`
`void`	`onViewCreated(View arg0, Bundle arg1)`
`void`	`onViewStateRestored(Bundle arg0)`
`void`	`postponeEnterTransition()`
`void`	`registerForContextMenu(View arg0)`
`final void`	`requestPermissions(String[] arg0, int arg1)`
`void`	`setAllowEnterTransitionOverlap(boolean arg0)`
`void`	`setAllowReturnTransitionOverlap(boolean arg0)`
`void`	`setArguments(Bundle arg0)`
`void`	`setEnterSharedElementCallback(SharedElementCallback arg0)`
`void`	`setEnterTransition(Transition arg0)`
`void`	`setExitSharedElementCallback(SharedElementCallback arg0)`
`void`	`setExitTransition(Transition arg0)`
`void`	`setHasOptionsMenu(boolean arg0)`
`void`	`setInitialSavedState(Fragment.SavedState arg0)`
`void`	`setMenuVisibility(boolean arg0)`
`void`	`setReenterTransition(Transition arg0)`
`void`	`setRetainInstance(boolean arg0)`
`void`	`setReturnTransition(Transition arg0)`
`void`	`setSharedElementEnterTransition(Transition arg0)`
`void`	`setSharedElementReturnTransition(Transition arg0)`
`void`	`setTargetFragment(Fragment arg0, int arg1)`
`void`	`setUserVisibleHint(boolean arg0)`
`boolean`	`shouldShowRequestPermissionRationale(String arg0)`
`void`	`startActivity(Intent arg0)`
`void`	`startActivity(Intent arg0, Bundle arg1)`
`void`	`startActivityForResult(Intent arg0, int arg1)`
`void`	`startActivityForResult(Intent arg0, int arg1, Bundle arg2)`
`void`	`startIntentSenderForResult(IntentSender arg0, int arg1, Intent arg2, int arg3, int arg4, int arg5, Bundle arg6)`
`void`	`startPostponedEnterTransition()`
`String`	`toString()`
`void`	`unregisterForContextMenu(View arg0)`

From class


  
    java.lang.Object

From interface


  
    android.content.ComponentCallbacks2

From interface


  
    android.view.View.OnCreateContextMenuListener

From interface


  
    android.support.v17.leanback.app.BrowseFragment.MainFragmentRowsAdapterProvider

From interface


  
    android.support.v17.leanback.app.BrowseFragment.MainFragmentAdapterProvider

From interface


  
    android.content.ComponentCallbacks

Public constructors

RowsFragment

added in version 22.1.0

RowsFragment ()

Public methods

enableRowScaling

added in version 22.1.0

void enableRowScaling (boolean enable)

This method was deprecated in API level 24.1.0.
use enableRowScaling(boolean) instead.

Parameters
`enable`	`boolean`: true to enable row scaling

findRowViewHolderByPosition

added in version 25.1.0

RowPresenter.ViewHolder findRowViewHolderByPosition (int position)

Find row ViewHolder by position in adapter.

Parameters
`position`	`int`: Position of row.

Returns
`RowPresenter.ViewHolder`	ViewHolder of Row.

getAdapter

added in version 22.1.0

ObjectAdapter getAdapter ()

Returns the Adapter that represents list of rows.

Returns
`ObjectAdapter`	Adapter that represents list of rows.

getBridgeAdapter

added in version 26.1.0

ItemBridgeAdapter getBridgeAdapter ()

Returns the RecyclerView.Adapter that wraps getAdapter().

Returns
`ItemBridgeAdapter`	The RecyclerView.Adapter that wraps `getAdapter()`.

getMainFragmentAdapter

added in version 24.1.0

MainFragmentAdapter getMainFragmentAdapter ()

Returns an instance of BrowseFragment.MainFragmentAdapter that BrowseFragment would use to communicate with the target fragment.

Returns
`MainFragmentAdapter`

getMainFragmentRowsAdapter

added in version 24.1.0

MainFragmentRowsAdapter getMainFragmentRowsAdapter ()

Returns an instance of BrowseFragment.MainFragmentRowsAdapter that BrowseFragment would use to communicate with the target fragment.

Returns
`MainFragmentRowsAdapter`

getOnItemViewClickedListener

added in version 22.1.0

BaseOnItemViewClickedListener getOnItemViewClickedListener ()

Returns the item clicked listener.

Returns
`BaseOnItemViewClickedListener`

getOnItemViewSelectedListener

added in version 22.1.0

BaseOnItemViewSelectedListener getOnItemViewSelectedListener ()

Returns an item selection listener.

Returns
`BaseOnItemViewSelectedListener`

getPresenterSelector

added in version 22.1.0

PresenterSelector getPresenterSelector ()

Get the presenter selector used to create and bind views.

Returns
`PresenterSelector`

getRowViewHolder

added in version 24.1.0

RowPresenter.ViewHolder getRowViewHolder (int position)

Get row ViewHolder at adapter position. Returns null if the row object is not in adapter or the row object has not been bound to a row view.

Parameters
`position`	`int`: Position of row in adapter.

Returns
`RowPresenter.ViewHolder`	Row ViewHolder at a given adapter position.

getSelectedPosition

added in version 24.1.0

int getSelectedPosition ()

Gets position of currently selected row.

Returns
`int`	Position of currently selected row.

getVerticalGridView

added in version 25.1.0

VerticalGridView getVerticalGridView ()

Returns
`VerticalGridView`

isScrolling

added in version 24.1.0

boolean isScrolling ()

Returns
`boolean`

onCreate

void onCreate (Bundle savedInstanceState)

Parameters
`savedInstanceState`	`Bundle`

onCreateView

View onCreateView (LayoutInflater inflater, 
                ViewGroup container, 
                Bundle savedInstanceState)

Parameters
`inflater`	`LayoutInflater`
`container`	`ViewGroup`
`savedInstanceState`	`Bundle`

Returns
`View`

onDestroyView

void onDestroyView ()

onSaveInstanceState

void onSaveInstanceState (Bundle outState)

Parameters
`outState`	`Bundle`

onTransitionEnd

added in version 24.1.0

void onTransitionEnd ()

onTransitionPrepare

added in version 24.1.0

boolean onTransitionPrepare ()

Returns
`boolean`

onTransitionStart

added in version 24.1.0

void onTransitionStart ()

onViewCreated

void onViewCreated (View view, 
                Bundle savedInstanceState)

Parameters
`view`	`View`
`savedInstanceState`	`Bundle`

setAdapter

added in version 22.1.0

void setAdapter (ObjectAdapter rowsAdapter)

Sets the adapter that represents a list of rows.

Parameters
`rowsAdapter`	`ObjectAdapter`: Adapter that represents list of rows.

setAlignment

added in version 24.1.0

void setAlignment (int windowAlignOffsetFromTop)

Parameters
`windowAlignOffsetFromTop`	`int`

setEntranceTransitionState

added in version 24.1.0

void setEntranceTransitionState (boolean afterTransition)

For rows that willing to participate entrance transition, this function hide views if afterTransition is true, show views if afterTransition is false.

Parameters
`afterTransition`	`boolean`

setExpand

added in version 22.1.0

void setExpand (boolean expand)

Set the visibility of titles/hovercard of browse rows.

Parameters
`expand`	`boolean`

setOnItemViewClickedListener

added in version 24.1.0

void setOnItemViewClickedListener (BaseOnItemViewClickedListener listener)

Sets an item clicked listener on the fragment. OnItemViewClickedListener will override View.OnClickListener that item presenter sets during onCreateViewHolder(ViewGroup). So in general, developer should choose one of the listeners but not both.

Parameters
`listener`	`BaseOnItemViewClickedListener`

setOnItemViewSelectedListener

added in version 24.1.0

void setOnItemViewSelectedListener (BaseOnItemViewSelectedListener listener)

Sets an item selection listener.

Parameters
`listener`	`BaseOnItemViewSelectedListener`

setPresenterSelector

added in version 22.1.0

void setPresenterSelector (PresenterSelector presenterSelector)

Set the presenter selector used to create and bind views.

Parameters
`presenterSelector`	`PresenterSelector`

setSelectedPosition

added in version 22.1.0

void setSelectedPosition (int position)

Sets the selected row position with smooth animation.

Parameters
`position`	`int`

setSelectedPosition

added in version 24.1.0

void setSelectedPosition (int rowPosition, 
                boolean smooth, 
                Presenter.ViewHolderTask rowHolderTask)

Selects a Row and perform an optional task on the Row. For example setSelectedPosition(10, true, new ListRowPresenterSelectItemViewHolderTask(5)) Scroll to 11th row and selects 6th item on that row. The method will be ignored if RowsFragment has not been created (i.e. before onCreateView(LayoutInflater, ViewGroup, Bundle)).

Parameters
`rowPosition`	`int`: Which row to select.
`smooth`	`boolean`: True to scroll to the row, false for no animation.
`rowHolderTask`	`Presenter.ViewHolderTask`: Task to perform on the Row.

setSelectedPosition

added in version 22.1.0

void setSelectedPosition (int position, 
                boolean smooth)

Sets the selected row position.

Parameters
`position`	`int`
`smooth`	`boolean`

Protected methods

findGridViewFromRoot

added in version 22.1.0

VerticalGridView findGridViewFromRoot (View view)

Parameters
`view`	`View`

Returns
`VerticalGridView`

RowsFragment

Summary

Nested classes

Inherited constants

Public constructors

Public methods

Protected methods

Inherited methods

Public constructors

RowsFragment

Public methods

enableRowScaling

findRowViewHolderByPosition

getAdapter

getBridgeAdapter

getMainFragmentAdapter

getMainFragmentRowsAdapter

getOnItemViewClickedListener

getOnItemViewSelectedListener

getPresenterSelector

getRowViewHolder

getSelectedPosition

getVerticalGridView

isScrolling

onCreate

onCreateView

onDestroyView

onSaveInstanceState

onTransitionEnd

onTransitionPrepare

onTransitionStart

onViewCreated

setAdapter

setAlignment

setEntranceTransitionState

setExpand

setOnItemViewClickedListener

setOnItemViewSelectedListener

setPresenterSelector

setSelectedPosition

setSelectedPosition

setSelectedPosition

Protected methods

findGridViewFromRoot

Interfaces

Classes