自定义listview 边缘效果

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 static void ChangeEdgeEffect(Context cxt, View list, int color){

    if (android.os.Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {

        EdgeEffect edgeEffectTop = new EdgeEffect(cxt);
        edgeEffectTop.setColor(color);
        EdgeEffect edgeEffectBottom = new EdgeEffect(cxt);
        edgeEffectBottom.setColor(color);

        try {
            Field f1 = AbsListView.class.getDeclaredField("mEdgeGlowTop");
            f1.setAccessible(true);
            f1.set(list, edgeEffectTop);

            Field f2 = AbsListView.class.getDeclaredField("mEdgeGlowBottom");
            f2.setAccessible(true);
            f2.set(list, edgeEffectBottom);
        } catch (Exception e) {
            e.printStackTrace();
        }

    }else{
        int glowDrawableId = cxt.getResources().getIdentifier("overscroll_glow", "drawable", "android");
        Drawable androidGlow = cxt.getResources().getDrawable(glowDrawableId);
        assert androidGlow != null;
        androidGlow.setColorFilter(cxt.getResources().getColor(color), PorterDuff.Mode.SRC_ATOP);
    }
}