如何以编程方式更改fabGravity

Question

我有使用[strong>快速拨号库的浮动操作按钮。在此，我想通过编程方式更改 fabGravity 。我该如何实现？

<io.github.yavski.fabspeeddial.FabSpeedDial
            android:id="@+id/position_bottom_end"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_gravity="bottom|right"
            app:fabGravity="bottom_start"
            app:fabMenu="@menu/menu_main"
            app:touchGuard="false" />

Answer 1

尝试

    FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
    FrameLayout.LayoutParams layoutparams = (FrameLayout.LayoutParams)
            fab.getLayoutParams();
    layoutparams.gravity = Gravity.BOTTOM | GravityCompat.START;
    fab.setLayoutParams(layoutparams);