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/* |
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* HT Editor |
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* atom.cc |
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* |
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* Copyright (C) 1999-2002 Stefan Weyergraf |
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* |
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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 General Public License version 2 as |
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* published by the Free Software Foundation. |
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* |
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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 General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*/ |
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|
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#include "atom.h" |
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#include "data.h" |
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|
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#include <cstring> |
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|
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//static |
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AVLTree atoms(true); |
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|
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class Atom: public Object { |
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public: |
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uint id; |
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void *value; |
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|
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Atom(uint i, void *v) |
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{ |
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id = i; |
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value = v; |
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} |
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|
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int compareTo(const Object *obj) const |
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{ |
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Atom *a = (Atom*)obj; |
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return id - a->id; |
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} |
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}; |
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|
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void *getAtomValue(uint id) |
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{ |
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if (id != invalid_atom_id) { |
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Atom a(id, NULL); |
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Atom *f = (Atom*)atoms.get(atoms.find(&a)); |
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if (f) return f->value; |
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} |
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return NULL; |
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} |
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|
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uint getAtomId(void *value) |
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{ |
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if (value) { |
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foreach(Atom, a, atoms, |
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if (a->value == value) return a->id; |
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); |
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} |
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return invalid_atom_id; |
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} |
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|
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#include "debug.h" |
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bool registerAtom(uint id, void *value) |
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{ |
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ASSERT(value); |
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atoms.insert(new Atom(id, value)); |
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return true; |
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} |
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|
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bool unregisterAtom(uint id) |
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{ |
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Atom a(id, NULL); |
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atoms.delObj(&a); |
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return true; |
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} |
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|
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/* |
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* Module Init/Done |
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*/ |
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|
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bool initAtom() |
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{ |
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return true; |
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} |
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|
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void doneAtom() |
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{ |
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} |