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libqtxdg-packaging/xdgmimetype.cpp

105 lines
2.4 KiB

/*
* libqtxdg - An Qt implementation of freedesktop.org xdg specs
* Copyright (C) 2014 Luís Pereira <luis.artur.pereira@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA
*/
#include "xdgmimetype.h"
#include "xdgicon.h"
class XdgMimeTypePrivate : public QSharedData {
public:
XdgMimeTypePrivate();
XdgMimeTypePrivate(const XdgMimeType& other);
void computeIconName();
QString iconName;
bool computed;
};
XdgMimeTypePrivate::XdgMimeTypePrivate()
: computed(false)
{
}
XdgMimeTypePrivate::XdgMimeTypePrivate(const XdgMimeType& other)
: iconName(other.dx->iconName),
computed(other.dx->computed)
{
}
XdgMimeType::XdgMimeType()
: QMimeType(),
dx(new XdgMimeTypePrivate())
{
}
XdgMimeType::XdgMimeType(const QMimeType& mime)
: QMimeType(mime),
dx(new XdgMimeTypePrivate())
{
}
XdgMimeType::XdgMimeType(const XdgMimeType& mime)
: QMimeType(mime),
dx(mime.dx)
{
}
XdgMimeType &XdgMimeType::operator=(const XdgMimeType &other)
{
QMimeType::operator =(other);
if (dx != other.dx)
dx = other.dx;
return *this;
}
XdgMimeType::~XdgMimeType()
{
}
QString XdgMimeType::iconName() const
{
if (dx->computed) {
return dx->iconName;
} else {
dx->iconName.clear();
QStringList names;
names.append(QMimeType::iconName());
names.append(QMimeType::genericIconName());
foreach (QString s, names) {
if (!XdgIcon::fromTheme(s).isNull()) {
dx->iconName = s;
break;
}
}
dx->computed = true;
return dx->iconName;
}
}
QIcon XdgMimeType::icon() const
{
return XdgIcon::fromTheme((iconName()));
}