private void invokePopup(WindowManager.LayoutParams p) {
        mWindowManager.addView(mPopupView, p);
        mPopupView.mMarker.animateOpen();
    }
FORCE the popup window to be removed.
You typically calls this when the parent view is being removed from the window to avoid a Window Leak
app/src/main/java/com/duan/musicoco/view/discreteseekbar/internal/PopupIndicator.java