Hello ! In a previous mail, our friend Dr. T.C. Zhao said :
-=)> > I would ask you for a sample code to set the GCs for transparent
-=)> > Pixmaps because fl_read_pixmapfile doesn't do it while It's OK for
-=)> > PixmapButtons
-=)>
-=)> As the document says, the parameter shape_mask is the clipping
-=)> mask that should be used for transparency. To set
-=)> the cliping mask in a GC, use XSetClipMask(display, gc, shape_mask)
-=)> then use this gc to show your pixmap.
-=)>
Yes, the documentation says that, but that is not the problem .
I know I have to set a shape_mask.
But how do you know the pixmapfile transparent color (if there's one), if
you do not already know it ?
This may not be long but I merely don't know.
Thanks.
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