MDTintHelper.java 文件源码

public static void setTint(@NonNull RadioButton radioButton, @ColorInt int color) {
    ColorStateList sl = new ColorStateList(new int[][]{
            new int[]{-android.R.attr.state_checked},
            new int[]{android.R.attr.state_checked}
    }, new int[]{
            DialogUtils.resolveColor(radioButton.getContext(), R.attr.colorControlNormal),
            color
    });
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
        radioButton.setButtonTintList(sl);
    } else {
        Drawable d = DrawableCompat.wrap(ContextCompat.getDrawable(radioButton.getContext(), R.drawable.abc_btn_radio_material));
        DrawableCompat.setTintList(d, sl);
        radioButton.setButtonDrawable(d);
    }
}