When a mouse drags a maximized frame, that frame will become a normal size (i.e., not maximized).
It seems that Emacs will receive a message when its frame is being dragged by a mouse.
I want to run a set of functions when a mouse starts dragging (mouse starts moving after its left button is down) the frame
and another set of functions when the mouse-1 button is released after dragging.
Is there any relevant hook?
If not, how to implement that?
Here's a similar thing: 16.1 How Programs Do Loading:
This variable is non-
nilif Emacs is in the process of loading a file, and it is