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Commit 39f8ea46 authored by Lyn Han's avatar Lyn Han Committed by Android (Google) Code Review
Browse files

Merge changes from topic "fade-whole-notifications" 

* changes:
  Clip view before shelf and leave the rest unclipped
  Fade in notifications one by one
parents 0b28f5f3 8f3ba5ab

packages/SystemUI/src/com/android/systemui/statusbar/NotificationShelf.java

+29 −2
Original line number Diff line number Diff line
@@ -204,6 +204,30 @@ public class NotificationShelf extends ActivatableNotificationView implements 
        }

    }



    /**

     * @return whether to clip bottom of given view

     */

    private boolean shouldClipBottom(ExpandableView view) {

        final boolean showShelf = ((ShelfState) getViewState()).hasItemsInStableShelf;

        if (showShelf) {

            if (mAmbientState.isShadeOpening()) {

                final float viewEnd = view.getTranslationY()

                        + view.getActualHeight()

                        + mPaddingBetweenElements;

                final float finalShelfStart = mMaxLayoutHeight - getIntrinsicHeight();

                // While the shade is opening, only clip view if it overlaps with shelf;

                // otherwise leave view unclipped.

                if (viewEnd < finalShelfStart) {

                    return false;

                }

            }

            // Clip for scrolling.

            return true;

        }

        // Don't clip since we have enough space to show all views.

        return false;

    }



    /**

     * Update the shelf appearance based on the other notifications around it. This transforms

     * the icons from the notification area into the shelf.
@@ -345,7 +369,9 @@ public class NotificationShelf extends ActivatableNotificationView implements 
        clipTransientViews();



        setClipTopAmount(clipTopAmount);

        boolean isHidden = getViewState().hidden || clipTopAmount >= getIntrinsicHeight();

        boolean isHidden = getViewState().hidden

                || clipTopAmount >= getIntrinsicHeight()

                || mAmbientState.isShadeOpening();

        if (mShowNotificationShelf) {

            setVisibility(isHidden ? View.INVISIBLE : View.VISIBLE);

        }
@@ -468,7 +494,8 @@ public class NotificationShelf extends ActivatableNotificationView implements 
        } else {

            shouldClipOwnTop = view.showingPulsing();

        }

        if (viewEnd > notificationClipEnd && !shouldClipOwnTop

        if (shouldClipBottom(view)

                && viewEnd > notificationClipEnd && !shouldClipOwnTop

                && (mAmbientState.isShadeExpanded() || !isPinned)) {

            int clipBottomAmount = (int) (viewEnd - notificationClipEnd);

            if (isPinned) {

packages/SystemUI/src/com/android/systemui/statusbar/notification/row/ExpandableView.java

+6 −0
Original line number Diff line number Diff line
@@ -614,6 +614,12 @@ public abstract class ExpandableView extends FrameLayout implements Dumpable { 
        }

    }



    public void setShouldFadeForShadeOpen(boolean shouldFade) {

        if (!mViewState.gone) {

            mViewState.setShouldFadeForShadeOpen(shouldFade);

        }

    }



    /**

     * @return whether the current view doesn't add height to the overall content. This means that

     * if it is added to a list of items, its content will still have the same height.

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

+10 −0
Original line number Diff line number Diff line
@@ -88,6 +88,12 @@ public class ExpandableViewState extends ViewState { 
    public boolean hideSensitive;

    public boolean belowSpeedBump;

    public boolean inShelf;

    public boolean shouldFadeForShadeOpen;



    @Override

    boolean shouldAnimateAlpha() {

        return shouldFadeForShadeOpen;

    }



    /**

     * A state indicating whether a headsup is currently fully visible, even when not scrolled.
@@ -171,6 +177,10 @@ public class ExpandableViewState extends ViewState { 
        }

    }



    public void setShouldFadeForShadeOpen(boolean shouldFade) {

        shouldFadeForShadeOpen = shouldFade;

    }



    @Override

    public void animateTo(View child, AnimationProperties properties) {

        super.animateTo(child, properties);

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

+1 −0
Original line number Diff line number Diff line
@@ -3947,6 +3947,7 @@ public class NotificationStackScrollLayout extends ViewGroup implements Dumpable 
        int numChildren = getChildCount();

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

            ExpandableView child = (ExpandableView) getChildAt(i);

            child.setShouldFadeForShadeOpen(mAmbientState.isShadeOpening());

            child.applyViewState();

        }

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

+8 −5
Original line number Diff line number Diff line
@@ -568,11 +568,14 @@ public class StackScrollAlgorithm { 
            // Add padding before sections for overscroll effect.

            childViewState.yTranslation += ambientState.getSectionPadding();

        }

        if (childViewState.yTranslation >= shelfStart) {

            childViewState.hidden = !child.isExpandAnimationRunning() && !child.hasExpandingChild();

            childViewState.inShelf = true;

            childViewState.headsUpIsVisible = false;

        }

        boolean show = childViewState.yTranslation < shelfStart

                && !ambientState.isAppearing();

        childViewState.hidden = !show

                && !child.isExpandAnimationRunning()

                && !child.hasExpandingChild();

        childViewState.inShelf = !show;

        childViewState.headsUpIsVisible = show;

        childViewState.alpha = show ? 1f : 0f;

    }



    protected int getMaxAllowedChildHeight(View child) {