@Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        SwipeBackHelper.onCreate(this);
    }

    @Override
    protected void onPostCreate(Bundle savedInstanceState) {
        super.onPostCreate(savedInstanceState);
        SwipeBackHelper.onPostCreate(this);
    }

    @Override
    protected void onDestroy() {
        super.onDestroy();
        SwipeBackHelper.onDestroy(this);
    }

    SwipeBackHelper.getCurrentPage(this)//get current instance
        .setSwipeBackEnable(true)//on-off 
        .setSwipeEdge(200)//set the touch area。200 mean only the left 200px of screen can touch to begin swipe.
        .setSwipeEdgePercent(0.2f)//0.2 mean left 20% of screen can touch to begin swipe.
        .setSwipeSensitivity(0.5f)//sensitiveness of the gesture。0:slow  1:sensitive
        .setScrimColor(Color.BLUE)//color of Scrim below the activity
        .setClosePercent(0.8f)//close activity when swipe over this 
        .setSwipeRelateEnable(false)//if should move together with the following Activity
        .setSwipeRelateOffset(500)//the Offset of following Activity when setSwipeRelateEnable(true)
.setDisallowInterceptTouchEvent(true)//your view can hand the events first.default false;
        .addListener(new SwipeListener() {

            @Override
            public void onScroll(float percent, int px) {
            }

            @Override
            public void onEdgeTouch() {
            }

            @Override
            public void onScrollToClose() {
            }
        });