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Presenter.ViewHolder

public static class Presenter.ViewHolder
extends Object implements FacetProvider

java.lang.Object
    android.support.v17.leanback.widget.Presenter.ViewHolder
Known Direct Subclasses
Known Indirect Subclasses

ViewHolder可以被子类化并用于缓存任何需要提高绑定性能的视图访问器（例如，findViewById的结果），而不需要继承View的子类。

摘要(Summary)

Fields
public final View view

Public constructors
Presenter.ViewHolder(View view)

公共方法(Public methods)
final Object getFacet(Class<?> facetClass)

查询可选的已实施构面。
final void setFacet(Class<?> facetClass, Object facetImpl)

除了基本的ViewHolder函数之外，还设置动态实现的构面。

继承方法(Inherited methods)
From class java.lang.Object
From interface android.support.v17.leanback.widget.FacetProvider

Fields

view

View view

Public constructors

Presenter.ViewHolder

Presenter.ViewHolder (View view)

参数(Parameters)
view View

公共方法(Public methods)

getFacet

Object getFacet (Class<?> facetClass)

查询可选的已实施构面。

参数(Parameters)
facetClass Class: Facet classes to query, examples are: class of ItemAlignmentFacet.
返回(Returns)
Object Facet implementation for the facetClass or null if feature not implemented.

setFacet

void setFacet (Class<?> facetClass, 
                Object facetImpl)

除了基本的ViewHolder函数之外，还设置动态实现的构面。

参数(Parameters)
facetClass Class: Facet classes to query, can be class of ItemAlignmentFacet.
facetImpl Object: Facet implementation.
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