/usr/include/simgear/misc/ResourceManager.hxx is in libsimgear-dev 1:2018.1.1+dfsg-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 | // ResourceManager.hxx -- manage finding resources by names/paths
// Copyright (C) 2010 James Turner
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public
// License as published by the Free Software Foundation; either
// version 2 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
// Library General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
//
// $Id$
#ifndef SG_RESOURCE_MANAGER_HXX
#define SG_RESOURCE_MANAGER_HXX
#include <vector>
#include <simgear/misc/sg_path.hxx>
namespace simgear
{
class ResourceProvider;
/**
* singleton management of resources
*/
class ResourceManager
{
public:
typedef enum {
PRIORITY_DEFAULT = 0,
PRIORITY_FALLBACK = -100,
PRIORITY_NORMAL = 100,
PRIORITY_HIGH = 1000
} Priority;
static ResourceManager* instance();
/**
* add a simple fixed resource location, to resolve against
*/
void addBasePath(const SGPath& aPath, Priority aPriority = PRIORITY_DEFAULT);
/**
*
*/
void addProvider(ResourceProvider* aProvider);
/**
* given a resource name (or path), find the appropriate real resource
* path.
* @param aContext an optional current location to resolve relative names
* against (e.g a current directory)
*/
SGPath findPath(const std::string& aResource, SGPath aContext = SGPath());
private:
ResourceManager();
typedef std::vector<ResourceProvider*> ProviderVec;
ProviderVec _providers;
};
class ResourceProvider
{
public:
virtual SGPath resolve(const std::string& aResource, SGPath& aContext) const = 0;
virtual int priority() const
{
return _priority;
}
protected:
ResourceProvider(int aPriority) :
_priority(aPriority)
{}
int _priority;
};
} // of simgear namespace
#endif // of header guard
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