MDTintHelper.java 文件源码

private static void setTint(@NonNull ProgressBar progressBar,
                            @ColorInt int color,
                            boolean skipIndeterminate) {
    ColorStateList sl = ColorStateList.valueOf(color);
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
        progressBar.setProgressTintList(sl);
        progressBar.setSecondaryProgressTintList(sl);
        if (!skipIndeterminate)
            progressBar.setIndeterminateTintList(sl);
    } else {
        PorterDuff.Mode mode = PorterDuff.Mode.SRC_IN;
        if (Build.VERSION.SDK_INT <= Build.VERSION_CODES.GINGERBREAD_MR1) {
            mode = PorterDuff.Mode.MULTIPLY;
        }
        if (!skipIndeterminate && progressBar.getIndeterminateDrawable() != null)
            progressBar.getIndeterminateDrawable().setColorFilter(color, mode);
        if (progressBar.getProgressDrawable() != null)
            progressBar.getProgressDrawable().setColorFilter(color, mode);
    }
}