/usr/include/libfm-qt/thumbnailer.h is in libfm-qt-dev 0.11.2-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (C) 2016 Hong Jen Yee (PCMan) <pcman.tw@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
*
*/
#ifndef __LIBFM_QT_FM_THUMBNAILER_H__
#define __LIBFM_QT_FM_THUMBNAILER_H__
#include <libfm/fm.h>
#include <QObject>
#include <QtGlobal>
#include "libfmqtglobals.h"
namespace Fm {
class LIBFM_QT_API Thumbnailer {
public:
// default constructor
Thumbnailer() {
dataPtr_ = nullptr;
}
Thumbnailer(FmThumbnailer* dataPtr){
dataPtr_ = dataPtr != nullptr ? reinterpret_cast<FmThumbnailer*>(fm_thumbnailer_ref(dataPtr)) : nullptr;
}
// copy constructor
Thumbnailer(const Thumbnailer& other) {
dataPtr_ = other.dataPtr_ != nullptr ? reinterpret_cast<FmThumbnailer*>(fm_thumbnailer_ref(other.dataPtr_)) : nullptr;
}
// move constructor
Thumbnailer(Thumbnailer&& other) {
dataPtr_ = reinterpret_cast<FmThumbnailer*>(other.takeDataPtr());
}
// destructor
~Thumbnailer() {
if(dataPtr_ != nullptr) {
fm_thumbnailer_unref(dataPtr_);
}
}
// create a wrapper for the data pointer without increasing the reference count
static Thumbnailer wrapPtr(FmThumbnailer* dataPtr) {
Thumbnailer obj;
obj.dataPtr_ = reinterpret_cast<FmThumbnailer*>(dataPtr);
return obj;
}
// disown the managed data pointer
FmThumbnailer* takeDataPtr() {
FmThumbnailer* data = reinterpret_cast<FmThumbnailer*>(dataPtr_);
dataPtr_ = nullptr;
return data;
}
// get the raw pointer wrapped
FmThumbnailer* dataPtr() {
return reinterpret_cast<FmThumbnailer*>(dataPtr_);
}
// automatic type casting
operator FmThumbnailer*() {
return dataPtr();
}
// automatic type casting
operator void*() {
return dataPtr();
}
// copy assignment
Thumbnailer& operator=(const Thumbnailer& other) {
if(dataPtr_ != nullptr) {
fm_thumbnailer_unref(dataPtr_);
}
dataPtr_ = other.dataPtr_ != nullptr ? reinterpret_cast<FmThumbnailer*>(fm_thumbnailer_ref(other.dataPtr_)) : nullptr;
return *this;
}
// move assignment
Thumbnailer& operator=(Thumbnailer&& other) {
dataPtr_ = reinterpret_cast<FmThumbnailer*>(other.takeDataPtr());
return *this;
}
bool isNull() {
return (dataPtr_ == nullptr);
}
// methods
static void checkUpdate( ) {
fm_thumbnailer_check_update();
}
void free(void) {
fm_thumbnailer_free(dataPtr());
}
bool launchForUri(const char* uri, const char* output_file, guint size) {
return fm_thumbnailer_launch_for_uri(dataPtr(), uri, output_file, size);
}
GPid launchForUriAsync(const char* uri, const char* output_file, guint size, GError** error) {
return fm_thumbnailer_launch_for_uri_async(dataPtr(), uri, output_file, size, error);
}
char* commandForUri(const char* uri, const char* output_file, guint size) {
return fm_thumbnailer_command_for_uri(dataPtr(), uri, output_file, size);
}
static Thumbnailer newFromKeyfile(const char* id, GKeyFile* kf) {
return Thumbnailer::wrapPtr(fm_thumbnailer_new_from_keyfile(id, kf));
}
private:
FmThumbnailer* dataPtr_; // data pointer for the underlying C struct
};
}
#endif // __LIBFM_QT_FM_THUMBNAILER_H__
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