Checks and answers whether buttons are typically ordered from
left to right or from right to left. Useful for building button bars
that shall comply with the platform's layout style guide.
For example the Windows style guide recommends to layout out
OK, Cancel, Apply from left to right, where the
Mac Aqua style guide recommends to layout out these buttons
from right to left.
Although most button sequences shall honor this order
some buttons require a left to right order. For example
Back, Next or Move Left, Move Right.