On Tuesday, March 9, 2004, at 04:26  PM, Walter Lenk wrote:

>   There seem to be two different modes of user interaction with the 
> slider control:
>
> 1. If the user clicks directly in the sliders 'thumb' button and then 
> moves it, a 'Ghost' of the button is moved along the slider bar until 
> the mouse button is released - the real button is then drawn at that 
> location and a single update event is issued.
>
> 2. If the user clicks anywhere else on the slider bar, the button is 
> 'sucked' to that point and an update event is issued. If the user then 
> continues holding the mouse button down and moves the cursor, the 
> button follows the cursor and a stream of update events are issued.
>
> What I would expect (and what happens in OS9) is that Behavior #2 
> would also happen when the click is first made on the button.  Is this 
> a bug, or am I going wrong somewhere?
>
> I have appended a sample program to demonstrate this (beware of line 
> breaks). Any help would be appreciated.

I've noted that too, and always ascribed it to OS weirdness? It is a 
strange thing...can make for nebulous filter/dialog feedback when such 
happens.

I haven't checked out the runtime flow, but a bug there seems unlikely 
for such as this. Perhaps it's some HIG weird thing?

rc