private void updateDynamicHelp(boolean explicitContext) { if (explicitContext && lastContext instanceof IContext2) { String title = ((IContext2)lastContext).getTitle(); if (title!=null) { updateDynamicHelp(stripMnemonic(title), lastControl); return; } } if (lastProvider != null || lastControl != null) updateDynamicHelp(lastProvider != null ? lastProvider .getSearchExpression(lastControl) : null, lastControl); }