笔记
android/关于Handler.postDelay ok
android/Choregrapher
android/ViewRootImpl
android/Binder
android/ApplicaitonThread、 ActivityThread Android/WindowManager、ActivityManagerService、PackageManagerServiceAndroid/WindowManager、ActivityManagerService、PackageManagerServiceAndroid/WindowManager、ActivityManagerService、PackageManagerServiceAndroid/WindowManager、ActivityManagerService、PackageManagerService Android/ActivityThread、ApplicaitonThread