Merge "Don't let exiting starting window control system bars" into main

import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_LAYOUT_SIZE_EXTENDED_BY_CUTOUT;

import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_TRUSTED_OVERLAY;

import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_UNRESTRICTED_GESTURE_EXCLUSION;

import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_STARTING;

import static android.view.WindowManager.LayoutParams.TYPE_BASE_APPLICATION;

import static android.view.WindowManager.LayoutParams.TYPE_NAVIGATION_BAR;

import static android.view.WindowManager.LayoutParams.TYPE_NAVIGATION_BAR_PANEL;

        // Check the windows that overlap with system bars to determine system bars' appearance.

        if ((appWindow && attached == null && attrs.isFullscreen())

                || attrs.type == TYPE_VOICE_INTERACTION) {

            // Record the top-fullscreen-app-window which will be used to determine system UI

            // If this is the exiting starting window, don't let it control the system bars.

            // The app window behind it should be the controlling window instead. Reason: when an

            // activity starts another activity behind a starting window, the app window of the

            // first activity will lose the window focus. And then mTopFullscreenOpaqueWindowState

            // will control the system bars. The logic here is to let first app window keep

            // controlling system bars until the second app window is ready.

            final boolean exitingStartingWindow =

                    attrs.type == TYPE_APPLICATION_STARTING && win.mAnimatingExit;

            // Record the top-fullscreen-app-window which will be used to determine the system UI

            // controlling window.

            if (mTopFullscreenOpaqueWindowState == null) {

            if (mTopFullscreenOpaqueWindowState == null && !exitingStartingWindow) {

                mTopFullscreenOpaqueWindowState = win;

            }