85 lines
2.6 KiB
C++
Executable File
85 lines
2.6 KiB
C++
Executable File
/*
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PIP - Platform Independent Primitives
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Peer - named I/O ethernet node, forming self-organized peering network
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Ivan Pelipenko peri4ko@yandex.ru
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "picollection.h"
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/** \class PICollection
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* \brief Interface to discover element groups
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* \details
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* \section PICollection_sec0 Synopsis
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* This class has only static functions so no need to create instance of the
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* %PICollection. This class provide macros to add some classes or existing
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* objects to global collection and access to them from any place of the code.
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* \snippet picollection.cpp main
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* */
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PIStringList PICollection::groups() {
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PIStringList sl;
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PIVector<PICollection::Group> & cg(_groups());
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piForeachC (Group & g, cg)
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sl << g.name;
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return sl;
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}
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PIVector<const PIObject * > PICollection::groupElements(const PIString & group) {
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PIVector<PICollection::Group> & cg(_groups());
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piForeachC (Group & g, cg)
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if (g.name == group)
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return g.elements;
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return PIVector<const PIObject * >();
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}
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bool PICollection::addToGroup(const PIString & group, const PIObject * element) {
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//piCout << "add to" << group << element;
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PIString n = PIStringAscii(element->className());
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PIVector<PICollection::Group> & cg(_groups());
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piForeach (Group & g, cg)
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if (g.name == group) {
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for (int i = 0; i < g.elements.size_s(); ++i)
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if (PIString(g.elements[i]->className()) == n)
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return false;
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g.elements << element;
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//piCout << "new group" << group << ", ok";
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return true;
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}
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_groups() << Group(group);
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_groups().back().elements << element;
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//piCout << "new group" << group << ", ok";
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return true;
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}
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PIVector<PICollection::Group> & PICollection::_groups() {
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static PIVector<PICollection::Group> ret;
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return ret;
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}
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PICollection::CollectionAdder::CollectionAdder(const PIString & group, const PIObject * element, const PIString & name, bool own) {
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if (!element) return;
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const_cast<PIObject * >(element)->setName(name);
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bool added = PICollection::addToGroup(group, element);
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if (!added && own)
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delete element;
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}
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