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53 lines
1.3 KiB
C++
53 lines
1.3 KiB
C++
/*
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Copyright © 2015-2019 by The qTox Project Contributors
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This file is part of qTox, a Qt-based graphical interface for Tox.
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qTox is libre software: you can redistribute it and/or modify
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it under the terms of the GNU 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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qTox 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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You should have received a copy of the GNU General Public License
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along with qTox. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "documentcache.h"
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#include "customtextdocument.h"
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DocumentCache::~DocumentCache()
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{
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while (!documents.isEmpty())
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delete documents.pop();
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}
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QTextDocument* DocumentCache::pop()
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{
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if (documents.empty())
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documents.push(new CustomTextDocument);
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return documents.pop();
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}
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void DocumentCache::push(QTextDocument* doc)
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{
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if (doc) {
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doc->clear();
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documents.push(doc);
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}
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}
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/**
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* @brief Returns the singleton instance.
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*/
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DocumentCache& DocumentCache::getInstance()
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{
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static DocumentCache instance;
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return instance;
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}
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