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Commit 95c0c747 authored by Tiger Huang's avatar Tiger Huang Committed by Automerger Merge Worker
Browse files

Merge "Refine getIndex and getType of InsetsSource" into udc-dev am: f34371cb am: 2067c59b 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/23127421



Change-Id: Iafeae0b0e4072f15d228e1e3a5a18be370c0e103
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 3775eedb 2067c59b

core/java/android/view/InsetsSource.java

+9 −2
Original line number Diff line number Diff line
@@ -293,16 +293,23 @@ public class InsetsSource implements Parcelable { 
     * @see #createId(Object, int, int)

     */

    public static int getIndex(int id) {

        return (id % (1 << 16)) >> 5;

        //   start: ????????????????***********?????

        // & 65535: 0000000000000000***********?????

        //    >> 5: 000000000000000000000***********

        return (id & 65535) >> 5;

    }



    /**

     * Gets the {@link InsetsType} from the ID.

     *

     * @see #createId(Object, int, int)

     * @see WindowInsets.Type#indexOf(int)

     */

    public static int getType(int id) {

        return 1 << (id % 32);

        // start: ???????????????????????????*****

        //  & 31: 000000000000000000000000000*****

        //  1 <<: See WindowInsets.Type#indexOf

        return 1 << (id & 31);

    }



    public static String flagsToString(@Flags int flags) {