1
0
mirror of https://github.com/qTox/qTox.git synced 2024-03-22 14:00:36 +08:00
qTox/src/chatlog/documentcache.cpp

53 lines
1.3 KiB
C++

/*
Copyright © 2015-2018 by The qTox Project Contributors
This file is part of qTox, a Qt-based graphical interface for Tox.
qTox is libre software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
qTox is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with qTox. If not, see <http://www.gnu.org/licenses/>.
*/
#include "documentcache.h"
#include "customtextdocument.h"
DocumentCache::~DocumentCache()
{
while (!documents.isEmpty())
delete documents.pop();
}
QTextDocument* DocumentCache::pop()
{
if (documents.empty())
documents.push(new CustomTextDocument);
return documents.pop();
}
void DocumentCache::push(QTextDocument* doc)
{
if (doc) {
doc->clear();
documents.push(doc);
}
}
/**
* @brief Returns the singleton instance.
*/
DocumentCache& DocumentCache::getInstance()
{
static DocumentCache instance;
return instance;
}