xref: /glogg/src/externalcom.h (revision 557fb9d8925f3772c017d921d356ab742ec51021)
1 /*
2  * Copyright (C) 2014 Nicolas Bonnefon and other contributors
3  *
4  * This file is part of glogg.
5  *
6  * glogg is free software: you can redistribute it and/or modify
7  * it under the terms of the GNU General Public License as published by
8  * the Free Software Foundation, either version 3 of the License, or
9  * (at your option) any later version.
10  *
11  * glogg is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  * GNU General Public License for more details.
15  *
16  * You should have received a copy of the GNU General Public License
17  * along with glogg.  If not, see <http://www.gnu.org/licenses/>.
18  */
19 
20 #ifndef EXTERNALCOM_H
21 #define EXTERNALCOM_H
22 
23 #include <string>
24 
25 #include <QObject>
26 
27 class CantCreateExternalErr {};
28 
29 class ExternalInstance
30 {
31   public:
32     ExternalInstance() {}
33     virtual ~ExternalInstance() {}
34 
35     virtual void loadFile( const std::string& file_name ) const = 0;
36 };
37 
38 class ExternalCommunicator : public QObject
39 {
40   Q_OBJECT
41 
42   public:
43     ExternalCommunicator() : QObject() {}
44 
45     virtual ExternalInstance* otherInstance() const = 0;
46 
47   signals:
48     void loadFile( const std::string& file_name );
49 };
50 
51 #endif
52