VerticalGridPresenter

Kotlin |Java

open class VerticalGridPresenter : Presenter

kotlin.Any
↳	androidx.leanback.widget.Presenter
	↳	androidx.leanback.widget.VerticalGridPresenter

A presenter that renders objects in a VerticalGridView.

Summary

Nested classes
open	`ViewHolder` ViewHolder for the VerticalGridPresenter.

Public constructors
`<init>()` Constructs a VerticalGridPresenter with defaults.
`<init>(focusZoomFactor: Int)` Constructs a VerticalGridPresenter with the given parameters.
`<init>(focusZoomFactor: Int, useFocusDimmer: Boolean)` Constructs a VerticalGridPresenter with the given parameters.

Public methods
Boolean	`areChildRoundedCornersEnabled()` Returns true if rounded corners are enabled for children of this row.
Unit	`enableChildRoundedCorners(enable: Boolean)` Enables or disabled rounded corners on children of this row.
Int	`getFocusZoomFactor()` Returns the zoom factor used for focus highlighting.
Boolean	`getKeepChildForeground()` Returns true if keeps foreground of child of this grid, the foreground will not be used for overlay color.
open Int	`getNumberOfColumns()` Returns the number of columns in the vertical grid.
OnItemViewClickedListener!	`getOnItemViewClickedListener()` Returns the item clicked listener.
OnItemViewSelectedListener!	`getOnItemViewSelectedListener()` Returns the item selected listener.
Boolean	`getShadowEnabled()` Returns true if child shadow is enabled.
Boolean	`isFocusDimmerUsed()` Returns true if the focus dimmer is used for focus highlighting; false otherwise.
open Boolean	`isUsingDefaultShadow()` Default implementation returns true if SDK version >= 21, shadow (either static or z-order based) will be applied to each individual child of `VerticalGridView`.
open Boolean	`isUsingZOrder(context: Context!)` Returns true if SDK >= L, where Z shadow is enabled so that Z order is enabled on each child of vertical grid.
open Unit	`onBindViewHolder(viewHolder: Presenter.ViewHolder!, item: Any!)`
VerticalGridPresenter.ViewHolder!	`onCreateViewHolder(parent: ViewGroup!)`
open Unit	`onUnbindViewHolder(viewHolder: Presenter.ViewHolder!)`
open Unit	`setEntranceTransitionState(holder: VerticalGridPresenter.ViewHolder!, afterEntrance: Boolean)` Changes the visibility of views.
Unit	`setKeepChildForeground(keep: Boolean)` Set if keeps foreground of child of this grid, the foreground will not be used for overlay color.
open Unit	`setNumberOfColumns(numColumns: Int)` Sets the number of columns in the vertical grid.
Unit	`setOnItemViewClickedListener(listener: OnItemViewClickedListener!)` Sets the item clicked listener.
Unit	`setOnItemViewSelectedListener(listener: OnItemViewSelectedListener!)` Sets the item selected listener.
Unit	`setShadowEnabled(enabled: Boolean)` Enable or disable child shadow.

Protected methods
open VerticalGridPresenter.ViewHolder!	`createGridViewHolder(parent: ViewGroup!)` Subclass may override this to inflate a different layout.
open ShadowOverlayHelper.Options!	`createShadowOverlayOptions()` Create ShadowOverlayHelper Options.
open Unit	`initializeGridViewHolder(vh: VerticalGridPresenter.ViewHolder!)` Called after a `VerticalGridPresenter.ViewHolder` is created.

Inherited functions

From class Presenter

Unit

cancelAnimationsRecursive(view: View!)

Utility method for removing all running animations on a view.

Any!

getFacet(facetClass: Class<*>!)

Unit onBindViewHolder(viewHolder: