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// -*- Mode: C++; indent-tabs-mode: nil; tab-width: 2 -*-
/*
* Copyright (C) 2011-2012 Canonical Ltd
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 3 as
* published by the Free Software Foundation.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*
* Authored by: Neil Jagdish Patel <neil.patel@canonical.com>
*/
#ifndef UNITY_FILESYSTEM_LENSES_H
#define UNITY_FILESYSTEM_LENSES_H
#include <memory>
#include <sigc++/signal.h>
#include <sigc++/trackable.h>
#include "Lenses.h"
namespace unity
{
namespace dash
{
class LensDirectoryReader : public sigc::trackable
{
public:
struct LensFileData
{
LensFileData(GKeyFile* file, const gchar *lens_id);
static bool IsValid(GKeyFile* file, glib::Error& error);
glib::String id;
glib::String domain;
glib::String dbus_name;
glib::String dbus_path;
glib::String name;
glib::String icon;
glib::String description;
glib::String search_hint;
bool visible;
glib::String shortcut;
};
typedef std::shared_ptr<LensDirectoryReader> Ptr;
typedef std::shared_ptr<LensFileData> LensFileDataPtr;
typedef std::vector<LensFileDataPtr> DataList;
LensDirectoryReader(std::string const& directory);
~LensDirectoryReader();
static LensDirectoryReader::Ptr GetDefault();
bool IsDataLoaded() const;
DataList GetLensData() const;
sigc::signal<void> load_finished;
private:
class Impl;
Impl* pimpl;
};
// Reads Lens information from the filesystem, as per-specification, and creates
// Lens instances using this data
class FilesystemLenses : public Lenses
{
public:
typedef std::shared_ptr<FilesystemLenses> Ptr;
FilesystemLenses();
FilesystemLenses(LensDirectoryReader::Ptr const& reader);
~FilesystemLenses();
LensList GetLenses() const;
Lens::Ptr GetLens(std::string const& lens_id) const;
Lens::Ptr GetLensAtIndex(std::size_t index) const;
Lens::Ptr GetLensForShortcut(std::string const& lens_shortcut) const;
sigc::signal<void> lenses_loaded;
private:
void Init();
class Impl;
Impl* pimpl;
};
}
}
#endif
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