isViewFromObject(View?view,?Object?object)

Determines whether a page View is associated with a specific key object as returned by?instantiateItem(ViewGroup, int). This method is required for a PagerAdapter to function properly.

Parameters

view :?Page View to check for association with?object ? ?

object :?Object to check for association with?view ? ?

Returns?

true if?view?is associated with the key object?object

以上是官方文檔解析。大概的意思就是判斷適配器的某個(gè)視圖頁面是否需要關(guān)聯(lián)一個(gè)特殊的對(duì)象并作為一個(gè)實(shí)例項(xiàng)目返回。

如果判斷為true ， 就將view 關(guān)聯(lián)到一個(gè) object 對(duì)象。?

可能就是說你pagerAdapter選中的內(nèi)容是不是當(dāng)成一個(gè)對(duì)象來處理的意思吧。英文不好，不怎么能理解透。