mirror of
https://github.com/MaSzyna-EU07/maszyna.git
synced 2026-03-22 15:05:03 +01:00
68 lines
1.8 KiB
C++
68 lines
1.8 KiB
C++
/*
|
|
This Source Code Form is subject to the
|
|
terms of the Mozilla Public License, v.
|
|
2.0. If a copy of the MPL was not
|
|
distributed with this file, You can
|
|
obtain one at
|
|
http://mozilla.org/MPL/2.0/.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <unordered_map>
|
|
#include <string>
|
|
|
|
template <typename _Type>
|
|
class TNames {
|
|
|
|
public:
|
|
// types:
|
|
|
|
// constructors:
|
|
TNames() = default;
|
|
|
|
// destructor:
|
|
|
|
// methods:
|
|
// dodanie obiektu z wskaźnikiem. updates data field if the object already exists. returns true for insertion, false for update
|
|
bool
|
|
Add( int const Type, std::string const &Name, _Type Data ) {
|
|
|
|
auto lookup = find_map( Type ).emplace( Name, Data );
|
|
if( lookup.second == false ) {
|
|
// record already exists, update it
|
|
lookup.first->second = Data;
|
|
return false;
|
|
}
|
|
else {
|
|
// new record inserted, bail out
|
|
return true;
|
|
}
|
|
}
|
|
// returns pointer associated with provided label, or nullptr if there's no match
|
|
_Type
|
|
Find( int const Type, std::string const &Name ) {
|
|
|
|
auto const &map = find_map( Type );
|
|
auto const lookup = map.find( Name );
|
|
if( lookup != map.end() ) { return lookup->second; }
|
|
else { return nullptr; }
|
|
}
|
|
|
|
private:
|
|
// types:
|
|
typedef std::unordered_map<std::string, _Type> type_map;
|
|
typedef std::unordered_map<int, type_map> typemap_map;
|
|
|
|
// methods:
|
|
// returns database stored with specified type key; creates new database if needed.
|
|
type_map &
|
|
find_map( int const Type ) {
|
|
|
|
return m_maps.emplace( Type, type_map() ).first->second;
|
|
}
|
|
|
|
// members:
|
|
typemap_map m_maps; // list of object maps of types specified so far
|
|
};
|