單項(xiàng)選擇題在Android原生開(kāi)發(fā)中View樹(shù)流程控制()。

A.performTraverasls
B.perfromTraversals
C.performTraversals
D.performTreversals


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1.單項(xiàng)選擇題()注冊(cè)回調(diào),并計(jì)算前后兩幀的時(shí)間差,我們可以測(cè)算出APP的掉幀數(shù),從而動(dòng)態(tài)檢測(cè)APP卡頓。

A.Choreographer.getInstance().postFrameCallback()
B.Choreagrapher.getInstance().postFrameCallback()
C.Choreogrepher.getInstance().postFrameCallback()
D.Choreographer.getInstance().postFremaCallback()

2.單項(xiàng)選擇題()這個(gè)方法會(huì)往Choreographer注冊(cè)類型為Choreographer.CALLBACK_TRAVERSAL的Callback。

A.ViewRootImpl.schaduleTraversals
B.ViewRootImpl.scheduleTraversals
C.ViewRootImpl.scheduleTiaversals
D.ViewRootImpl.schiduleTraversals

3.單項(xiàng)選擇題Choreographer.FrameHandler目的就在于ViewRootImpl中涉及到到的View繪制流程,是通過(guò)()來(lái)進(jìn)行調(diào)度的。

A.Choreographer.FrameHandler
B.Choreogrepher.FrameHandler
C.Choreagrapher.FrameHandler
D.Chareographer.FrameHandler