MultiView
做导航用的。
http://docwiki.embarcadero.com/RADStudio/Seattle/en/Mobile_Tutorial:_Using_a_MultiView_Component_to_Display_Alternate_Views_of_Information_%28iOS_and_Android%29
MultiViewDemo
http://docwiki.embarcadero.com/CodeExamples/Seattle/en/FMX.MultiViewDemo_Sample
Object Pascal\Multi-Device Samples\User Interface\MultiView