ColorBrewer cb = getBrewer();
BrewerPalette palette = cb.getPalette(paletteName);
if (palette != null){
cmbPalette.setSelection(new StructuredSelection(cb.getPalette(paletteName)));
}else{
PredefinedColorRule cm = colorRules.getPredefinedRule(paletteName);
if (cm != null){
cmbPalette.setSelection(new StructuredSelection(cm));
}
}
}