[OpenLayers-Dev] "Action element" design choice

Christopher Schmidt crschmidt at metacarta.com
Tue Feb 26 06:03:09 EST 2008

On Tue, Feb 26, 2008 at 08:52:10AM +0100, Nils Weinander wrote:
> Hello developers
> "Action elements", like the PanZoom pan arrows and zoom +/- or
> Controls in a Panel are represented by an <img> inside a <div>.
> Our graphic designer would like to have an <a href> rather
> than just an <img>, in order to se a title attribute (for
> mouseover tool tips) and to make the elements reachable
> without a mouse, by tabbing.
> What is the rationale for the design choice?
> Modifying the code to get an <a href> and make it possible
> to set its title looks non-trivial as the creation of the
> actual HTML elements is of course rather deep down. We
> don't want to start doing it without some discussion of
> the implications.

You can set title + alt on image tags to get teh same effect in both
browsers, where a small tooltip is displayed when hovering over an

I'm +0 on modifying the buttons to be anchors in addition to images, if
it's done in such a way that it doesn't change the current behavior.

Christopher Schmidt

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