Nothing
expose_cb <- function(widget, event, data)
{
dest <- gdkPixbuf(color = "rgb", has.alpha = FALSE, bits = 8,
w = event[["area"]]$width, h = event[["area"]]$height)
area <- event[["area"]]
pixbuf$compositeColor(dest, 0, 0, area$width, area$height,
-area$x, -area$y,
widget[["allocation"]]$width / pixbuf$getWidth(),
widget[["allocation"]]$height / pixbuf$getHeight(),
"bilinear", 255,
area$x, area$y, 16, 0xaaaaaa, 0x555555)
dest$renderToDrawable(widget[["window"]],
widget[["style"]][["fgGc"]][[GtkStateType["normal"]+1]],
0, 0, area$x, area$y,
area$width, area$height,
"normal", area$x, area$y)
return(TRUE)
}
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