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Commit c8b189cf authored by Lyn Han's avatar Lyn Han Committed by Automerger Merge Worker
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Merge "Limit notification scroll up to status bar" into sc-dev am: 79e39e8e 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14426423

Change-Id: I02772c80a100d8b5fa7d852cd78098c51486d740
parents 417d5ea4 79e39e8e

packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/AmbientState.java

+15 −0
Original line number Diff line number Diff line
@@ -75,6 +75,7 @@ public class AmbientState { 
    private int mExpandAnimationTopChange;

    private ExpandableNotificationRow mExpandingNotification;

    private float mHideAmount;

    private float mNotificationScrimTop;

    private boolean mAppearing;

    private float mPulseHeight = MAX_PULSE_HEIGHT;

    private float mDozeAmount = 0.0f;
@@ -255,6 +256,20 @@ public class AmbientState { 
        return mHideAmount;

    }



    /**

     * Set y position of top of notifications background scrim, relative to top of screen.

     */

    public void setNotificationScrimTop(float notificationScrimTop) {

        mNotificationScrimTop = notificationScrimTop;

    }



    /**

     * @return Y position of top of notifications background scrim, relative to top of screen.

     */

    public float getNotificationScrimTop() {

        return mNotificationScrimTop;

    }



    public void setHideSensitive(boolean hideSensitive) {

        mHideSensitive = hideSensitive;

    }

packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/NotificationStackScrollLayout.java

+3 −4
Original line number Diff line number Diff line
@@ -1008,9 +1008,7 @@ public class NotificationStackScrollLayout extends ViewGroup implements Dumpable 


    @ShadeViewRefactor(RefactorComponent.SHADE_VIEW)

    private void updateClippingToTopRoundedCorner() {

        Float clipStart = (float) mTopPadding

                + mStackTranslation

                + mAmbientState.getExpandAnimationTopChange();

        Float clipStart = mAmbientState.getNotificationScrimTop();

        Float clipEnd = clipStart + mCornerRadius;

        boolean first = true;

        for (int i = 0; i < getChildCount(); i++) {
@@ -1023,7 +1021,8 @@ public class NotificationStackScrollLayout extends ViewGroup implements Dumpable 
            boolean clip = clipStart > start && clipStart < end

                    || clipEnd >= start && clipEnd <= end;

            clip &= !(first && mScrollAdapter.isScrolledToTop());

            child.setDistanceToTopRoundness(ExpandableView.NO_ROUNDNESS);

            child.setDistanceToTopRoundness(clip ? Math.max(start - clipStart, 0)

                    : ExpandableView.NO_ROUNDNESS);

            first = false;

        }

    }

packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/StackScrollAlgorithm.java

+3 −3
Original line number Diff line number Diff line
@@ -156,9 +156,9 @@ public class StackScrollAlgorithm { 


    private void updateClipping(StackScrollAlgorithmState algorithmState,

            AmbientState ambientState) {

        float drawStart = !ambientState.isOnKeyguard()

                ? ambientState.getStackY() - ambientState.getScrollY() : 0;

        float clipStart = 0;

        float drawStart = ambientState.isOnKeyguard() ? 0

                : ambientState.getStackY() - ambientState.getScrollY();

        float clipStart = ambientState.getNotificationScrimTop();

        int childCount = algorithmState.visibleChildren.size();

        boolean firstHeadsUp = true;

        for (int i = 0; i < childCount; i++) {

packages/SystemUI/src/com/android/systemui/statusbar/phone/NotificationPanelViewController.java

+7 −3
Original line number Diff line number Diff line
@@ -331,7 +331,7 @@ public class NotificationPanelViewController extends PanelViewController { 
    private LockIconViewController mLockIconViewController;

    private NotificationsQuickSettingsContainer mNotificationContainerParent;

    private boolean mAnimateNextPositionUpdate;



    private float mQuickQsOffsetHeight;

    private int mTrackingPointer;

    private VelocityTracker mQsVelocityTracker;

    private boolean mQsTracking;
@@ -943,6 +943,8 @@ public class NotificationPanelViewController extends PanelViewController { 
    }



    public void updateResources() {

        mQuickQsOffsetHeight = mResources.getDimensionPixelSize(

                com.android.internal.R.dimen.quick_qs_offset_height);

        mSplitShadeNotificationsTopPadding =

                mResources.getDimensionPixelSize(R.dimen.notifications_top_padding_split_shade);

        int qsWidth = mResources.getDimensionPixelSize(R.dimen.qs_panel_width);
@@ -2170,7 +2172,8 @@ public class NotificationPanelViewController extends PanelViewController { 
                // can be wrong during transitions when waiting for the keyguard to unlock

                top = mTransitionToFullShadeQSPosition;

            } else {

                float notificationTop = getQSEdgePosition();

                final float notificationTop = getQSEdgePosition();

                mAmbientState.setNotificationScrimTop(notificationTop);

                top = (int) (isOnKeyguard() ? Math.min(qsPanelBottomY, notificationTop)

                        : notificationTop);

            }
@@ -2252,7 +2255,8 @@ public class NotificationPanelViewController extends PanelViewController { 


    private float getQSEdgePosition() {

        // TODO: replace StackY with unified calculation

        return mAmbientState.getStackY() - mAmbientState.getScrollY();

        return Math.max(mQuickQsOffsetHeight * mAmbientState.getExpansionFraction(),

                mAmbientState.getStackY() - mAmbientState.getScrollY());

    }



    private int calculateQsBottomPosition(float qsExpansionFraction) {