ThemeUtils.java 文件源码

@ColorInt
private static int[] resolveThemeColors(@NonNull Context context, @AttrRes @StyleableRes int[] attrs, @ColorInt int[] defaultColors) {
    if (attrs.length != defaultColors.length)
        throw new IllegalArgumentException("Argument attrs must be the same size as defaultColors");
    TypedValue typedValue = new TypedValue();

    TypedArray a = context.obtainStyledAttributes(typedValue.data, attrs);

    for (int i = 0; i < attrs.length; i++) {
        defaultColors[i] = a.getColor(0, defaultColors[i]);
    }

    a.recycle();

    return defaultColors;
}