added in version 22.1.0
belongs to Maven artifact com.android.support:recyclerview-v7:28.0.0-alpha1

Summary: Ctors | Methods | Inherited Methods | [Expand All]

GridLayoutManager.SpanSizeLookup

public static abstract class GridLayoutManager.SpanSizeLookup
extends Object

java.lang.Object
↳	android.support.v7.widget.GridLayoutManager.SpanSizeLookup

Known Direct Subclasses

A helper class to provide the number of spans each item occupies.

Default implementation sets each item to occupy exactly 1 span.

See also:

Summary

Public constructors
`GridLayoutManager.SpanSizeLookup()`

Public methods
`int`	`getSpanGroupIndex(int adapterPosition, int spanCount)` Returns the index of the group this position belongs.
`int`	`getSpanIndex(int position, int spanCount)` Returns the final span index of the provided position.
`abstract int`	`getSpanSize(int position)` Returns the number of span occupied by the item at `position`.
`void`	`invalidateSpanIndexCache()` Clears the span index cache.
`boolean`	`isSpanIndexCacheEnabled()` Returns whether results of `getSpanIndex(int, int)` method are cached or not.
`void`	`setSpanIndexCacheEnabled(boolean cacheSpanIndices)` Sets whether the results of `getSpanIndex(int, int)` method should be cached or not.

From class


  
    java.lang.Object

GridLayoutManager.SpanSizeLookup ()