preventing object overlap

Judy Perry jperryl at
Mon Feb 14 21:50:10 EST 2005


Have you looked at the intersect function?


On Mon, 14 Feb 2005, Byron Turner wrote:

> I have images that the user can drag around a grid and I want to make
> sure that they don't overlap (one dragged on top of another).  I've
> tried trapping for mouse messages (mouseenter, mousewithin) but they
> seem to not function while the mouse is down.  Drag enter seems to only
> work if something is being copied, not just moved around.  Any
> thoughts.
> Byron
> "Naturally the common people don't want war . . , the people can always
> be brought to the bidding of the leaders. That is easy. All you have to
> do is to tell them they are being attacked, and denounce the pacifists
> for lack of patriotism and exposing the country to danger. It works the
> same in any country."
> --Reichsmarschall, Hermann Goering
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> use-revolution at

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