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Commit 34659d21 authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Android (Google) Code Review
Browse files

Merge "Fade task items when swiping out" into ub-launcher3-qt-dev

parents 6380f519 8f6d41ee

go/quickstep/res/layout/icon_recents_root_view.xml

+4 −2
Original line number Diff line number Diff line
@@ -18,14 +18,16 @@ 
    xmlns:android="http://schemas.android.com/apk/res/android"

    android:layout_width="match_parent"

    android:layout_height="match_parent"

    android:orientation="vertical">

    android:orientation="vertical"

    android:clipChildren="false">

    <androidx.recyclerview.widget.RecyclerView

        android:id="@+id/recent_task_recycler_view"

        android:layout_width="@dimen/recents_list_width"

        android:layout_height="match_parent"

        android:layout_gravity="center_horizontal"

        android:scrollbars="none"

        android:clipToPadding="false"/>

        android:clipToPadding="false"

        android:clipChildren="false"/>

    <TextView

        android:id="@+id/recent_task_empty_view"

        android:layout_width="match_parent"

go/quickstep/src/com/android/quickstep/TaskSwipeCallback.java

+14 −0
Original line number Diff line number Diff line
@@ -19,6 +19,8 @@ import static androidx.recyclerview.widget.ItemTouchHelper.RIGHT; 


import static com.android.quickstep.TaskAdapter.ITEM_TYPE_CLEAR_ALL;



import android.graphics.Canvas;



import androidx.annotation.NonNull;

import androidx.recyclerview.widget.ItemTouchHelper;

import androidx.recyclerview.widget.RecyclerView;
@@ -49,6 +51,18 @@ public final class TaskSwipeCallback extends ItemTouchHelper.SimpleCallback { 
        }

    }



    @Override

    public void onChildDraw(@NonNull Canvas c, @NonNull RecyclerView recyclerView,

            @NonNull ViewHolder viewHolder, float dX, float dY, int actionState,

            boolean isCurrentlyActive) {

        if (actionState == ItemTouchHelper.ACTION_STATE_SWIPE) {

            float alpha = 1.0f - dX / (float) viewHolder.itemView.getWidth();

            viewHolder.itemView.setAlpha(alpha);

        }

        super.onChildDraw(c, recyclerView, viewHolder, dX, dY,

                    actionState, isCurrentlyActive);

    }



    @Override

    public int getSwipeDirs(@NonNull RecyclerView recyclerView,

            @NonNull ViewHolder viewHolder) {