On Mon, 26 Nov 2001, Ba la wrote:
> Hi All,
> I am triying to write a Hello world like
> program in GUI mode in RedHat Linux using Xlib library
> functions, but I am getting struck with
> XAllocColorCells() function call, even I tried one
> example available from Kenton Lee Technical X Window
> System programming site also that also getting filed
> in that same function call, what may be the reason??
XAllocColorCells only works on read/write colormaps.
TrueColor maps are not read/write. You most likely
want to be using XAllocColor instead. The example
you are using most likely dates back to the day when
all displays were 8 bit PseudoColor.
Mark.
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