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Commit 2e5a3fac authored by Selim Cinek's avatar Selim Cinek
Browse files

Fixed a bug where the first notification was cut off 

When dragging down on the lockscreen, the first notification
would be cut off.

Test: drag down on a single notification on the lockscreen
Bug: 32437839
Change-Id: I4796661e63a94e598e5489377d7ecd67b35e6e88
parent c9c640fd

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

+12 −6
Original line number Diff line number Diff line
@@ -350,7 +350,8 @@ public class StackScrollAlgorithm { 
        boolean belowShelf = i >= ambientState.getShelfIndex();

        boolean isDismissView = child instanceof DismissView;

        if (i == 0) {

            updateFirstChildHeight(child, childViewState, childHeight, ambientState, belowShelf);

            updateFirstChildHeight(child, childViewState, childHeight, algorithmState, ambientState,

                    belowShelf);

        }



        // The y position after this element
@@ -584,11 +585,13 @@ public class StackScrollAlgorithm { 
     * @param child the child to update

     * @param childViewState the viewstate of the child

     * @param childHeight the height of the child

     * @param algorithmState the algorithm state

     * @param ambientState The ambient state of the algorithm

     * @param belowShelf

     * @param belowShelf whether it is below the shelf

     */

    protected void updateFirstChildHeight(ExpandableView child, ExpandableViewState childViewState,

            int childHeight, AmbientState ambientState, boolean belowShelf) {

            int childHeight, StackScrollAlgorithmState algorithmState,

            AmbientState ambientState, boolean belowShelf) {



        int bottomStart;

        if (belowShelf) {
@@ -596,8 +599,11 @@ public class StackScrollAlgorithm { 
            bottomStart = ambientState.getInnerHeight() - mBottomStackPeekSize -

                    mBottomStackSlowDownLength;

        } else {

            bottomStart = ambientState.getInnerHeight()

                    - ambientState.getShelf().getIntrinsicHeight() - mPaddingBetweenElements;

            bottomStart = ambientState.getInnerHeight();

            if (algorithmState.visibleChildren.size() > 1) {

                bottomStart -= ambientState.getShelf().getIntrinsicHeight()

                        - mPaddingBetweenElements;

            }

        }

        bottomStart += ambientState.getScrollY();

            // Collapse and expand the first child while the shade is being expanded