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Is that the answer to my question? I don't see how it does.

How does the posted code change the size of anything?

Where do you try to change the size of anything?

I see that the value of the variable: i is changed in the button listeners.

Please post what we need to see here on the forum.
You can not copy and paste from an image.

Please Edit your post and wrap your code with
<YOUR CODE HERE> to get highlighting

Please Edit your post and wrap your code with
<YOUR CODE HERE> to get highlighting. Your formatting makes it very to hard and understand your code.

Where do you try to change the size?

Please post the full text of the questions (not an image!!!) and your answers for all of them or what your ideas are about each question so we can help you understand.

Is this the same question:...