/* * CDE - Common Desktop Environment * * Copyright (c) 1993-2012, The Open Group. All rights reserved. * * These libraries and programs are free software; you can * redistribute them and/or modify them under the terms of the GNU * Lesser General Public License as published by the Free Software * Foundation; either version 2 of the License, or (at your option) * any later version. * * These libraries and programs are distributed in the hope that * they will be useful, but WITHOUT ANY WARRANTY; without even the * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR * PURPOSE. See the GNU Lesser General Public License for more * details. * * You should have received a copy of the GNU Lesser General Public * License along with these librararies and programs; if not, write * to the Free Software Foundation, Inc., 51 Franklin Street, Fifth * Floor, Boston, MA 02110-1301 USA */ // $XConsortium: Feature.cc /main/3 1996/06/11 17:06:39 cde-hal $ #include "SymTab.h" #include "Feature.h" #include "FeatureValue.h" #include #include Feature::Feature(const Symbol &name, FeatureValue *value) : f_name(name), f_value(value) { } Feature::Feature(const Feature &orig_feature) : f_name(orig_feature.name()), f_value(orig_feature.value()->clone()) { } unsigned int Feature::operator==(const Feature &f ) { return f.name() == f_name; } Feature::~Feature() { delete f_value ; } FeatureValue * Feature::evaluate() const { return f_value->evaluate(); } // ///////////////////////////////////////////////////////////////////////// // Printing // ///////////////////////////////////////////////////////////////////////// ostream &operator << (ostream &o, const Feature &f) { return f.print(o); } ostream & Feature::print(ostream &o) const { return o << f_name << ": " << *f_value ; } void Feature::merge(const Feature &feature_to_merge) { assert(f_name == feature_to_merge.name()); if (*f_value == *feature_to_merge.value()) ; else { FeatureValue *new_value = f_value->merge(*feature_to_merge.value()); delete f_value ; f_value = new_value ; } }