I don't have PNG support enabled. Maybe that's what triggered all these
bugs in the first place?


On Wed, Jun 19, 2013 at 10:34 AM, Iain Patterson <[email protected]> wrote:

> Quoth Carlos R. Mafra,
>
>
>  I wonder why this bug has not been found before though, since it seems
>> old and fundamental. I assume that the option "None" worked at some
>> point in the past though, have you checked when the bug was introduced?
>>
>
>   See my other post to this thread.  It's to do with the work I did on
> making the panel redraws more efficient by storing the array of state flags.
>
>   When working on that I looked at the code and considered cases where the
> panel might end up being NULL or not having the arrays correctly
> initialised.  My conclusion was that wouldn't be the case because
> wInitSwitchPanel() frees the panel and returns NULL when there are no
> windows, hence if there are windows there must be icons and images too.
>  What I missed was the check for the swtileImage preference inbetween code
> which creates the panel and that which populates the icons.
>
>
>
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