1 /* -*- mode: C++; tab-width: 4; c-basic-offset: 4; -*- */
2 
3 /* AbiSource Application Framework
4  * Copyright (C) 2001 AbiSource, Inc.
5  * Copyright (C) 2001 Dom Lachowicz <cinamod@hotmail.com>
6  *
7  * This program is free software; you can redistribute it and/or
8  * modify it under the terms of the GNU General Public License
9  * as published by the Free Software Foundation; either version 2
10  * of the License, or (at your option) any later version.
11  *
12  * This program is distributed in the hope that it will be useful,
13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15  * GNU General Public License for more details.
16  *
17  * You should have received a copy of the GNU General Public License
18  * along with this program; if not, write to the Free Software
19  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
20  * 02110-1301 USA.
21  */
22 
23 #ifndef XAP_MODULE_MANAGER_H
24 #define XAP_MODULE_MANAGER_H
25 
26 // Singleton class that will load/unload modules for us
27 
28 /* pre-emptive dismissal; ut_types.h is needed by just about everything,
29  * so even if it's commented out in-file that's still a lot of work for
30  * the preprocessor to do...
31  */
32 #ifndef UT_TYPES_H
33 #include "ut_types.h"
34 #endif
35 
36 #include "ut_vector.h"
37 
38 #include "xap_Module.h"
39 
40 
41 class ABI_EXPORT XAP_ModuleManager
42 {
43 	friend class XAP_Module;
44 
45 private:
46 	XAP_ModuleManager ();
47 
48 public:
49 	~XAP_ModuleManager (); // grrr
50 
51 	static XAP_ModuleManager & instance ();
52 
53 	bool         loadModule (const char * szFilename);
54 
55 	bool         loadPreloaded (XAP_Plugin_Registration fnRegister,
56 								XAP_Plugin_Registration fnDeregister,
57 								XAP_Plugin_VersionCheck fnSupportsVersion);
58 
59 	void         unloadModule (XAP_Module * module);
60 private:
61 	void         unloadModule (UT_sint32 ndx);
62 public:
63 	void         unloadAllPlugins ();
64 
65 	const UT_GenericVector<XAP_Module*> * enumModules () const;
66 
67 private:
68 
69 	XAP_ModuleManager(const XAP_ModuleManager &);		// no impl
70 	void operator=(const XAP_ModuleManager &);	        // no impl
71 
72 	UT_GenericVector<XAP_Module*> * m_modules;
73 };
74 
75 #endif /* XAP_MODULE_MANAGER_H */
76