Focused window confusion

[henryone]

There are 4 types of options in this
trigger:Focused Window [Keyboard Maestro Wiki].
I don't have a clear idea what exact the difference among them, could anyone explained a little bit?

Thanks.

[noisneil]

Focussed window title triggers - what's the difference?

the focussed window changes ➤ the front window changes to some other window the focussed window title changes ➤ the title of the front window changes, either by changing the front window or by changing the front window's title. the focussed window’s title changes ➤ the title of the front window changes. Changing the front window will not trigger this, only a change to the front window's title. the focussed window’s frame changes ➤ the frame of the front window changes. Changing the front wind…

[henryone]

Thanks. I can understand "window" but what does "window's frame" refers to?

[noisneil]

The size and placement of the window, is my understanding of that.

[henryone]

got it. resize and move!
thanks!