I�ve tried to use the gDeviceP for pre-3.5 OS, but I Always
receive the error:
Hello.c:264: structure has no member named `gDeviceP'
I�ve used the source code for Signature ++
Should I compile it with older SDK? And have two .prc?
On Fri, 16 Mar 2001 13:29:04 -0800
David Fedor <[EMAIL PROTECTED]> wrote:
> >I runs okay on my palm IIIc, when I use the APIs
> BmpGetBits
> >and BmpBitsSize or even the old structure
> displayAddrV20.
> >But if I try on a IIIx, it cracks.
>
> Are you using a debug rom on that IIIx? Debug roms don't
> fill in
> displayAddrV20 or the other similar values, in order to
> force people to not
> use them. You could follow the gDeviceP member which
> would lead you to the
> real location of the data, so long as you didn't do that
> on 3.5 and higher.
>
> The whole point was that the displayAddr and displayWidth
> and displayHeight
> were not used in 3.0, and were only filled in for
> compatibility reasons.
> They're deprecated, thus the "v20" suffix.
>
> -David Fedor
> Palm Developer Support
>
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