Sizes of frame icons used in Swing

@mKorbel Huh.. did not realize there would be a difference there. Well, user/OS preferences rules over programmer expectation! ;)

• answer is only about Win8(ent, 64b ....)/WinXP(not mentioned, but setting are quite similair)

• there are another options please see Bug or feature: Swing default gui font incorrect for Win6+ by @kleopatra, etc

• is possible to set 64x64 icon on desktop in win8

• e.g. my setting (not advanced graphics personalizations, despite the fact that I'm Win2008/12 admin, blablabla- "leaving surealism with reversed color scheme, now only with Black & Orange Colors" -end blablabla)

• generating

• standard setting (only unmarked Use small taskbar buttons)

• your window on my screen

Typical views for this Windows 7 based PC

Note: @bobbel reports the same sizes are used for Windows 10.

Frame - 20x20

Task Bar - 40x40 in task bar itself, hover app shows 20x20

Windows+Tab - 20x20

Alt+Tab - 40x40 in lower right, shrunken 20x20 in upper left.

Task Manager - 20x20