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1 | ///////////////////////////////////////////////////////////////////////////// | |
2 | // Name: module.h | |
3 | // Purpose: Modules handling | |
4 | // Author: Wolfram Gloger/adapted by Guilhem Lavaux | |
5 | // Modified by: | |
6 | // Created: 04/11/98 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) Wolfram Gloger and Guilhem Lavaux | |
9 | // Licence: wxWindows licence | |
10 | ///////////////////////////////////////////////////////////////////////////// | |
11 | ||
12 | #ifndef _WX_MODULE_H_ | |
13 | #define _WX_MODULE_H_ | |
14 | ||
15 | #include "wx/object.h" | |
16 | #include "wx/list.h" | |
17 | ||
18 | // declare a linked list of modules | |
19 | class WXDLLIMPEXP_BASE wxModule; | |
20 | WX_DECLARE_USER_EXPORTED_LIST(wxModule, wxModuleList, WXDLLIMPEXP_BASE); | |
21 | ||
22 | // declaring a class derived from wxModule will automatically create an | |
23 | // instance of this class on program startup, call its OnInit() method and call | |
24 | // OnExit() on program termination (but only if OnInit() succeeded) | |
25 | class WXDLLIMPEXP_BASE wxModule : public wxObject | |
26 | { | |
27 | public: | |
28 | wxModule() {} | |
29 | virtual ~wxModule() {} | |
30 | ||
31 | // if module init routine returns false the application | |
32 | // will fail to startup | |
33 | ||
34 | bool Init() { return OnInit(); } | |
35 | void Exit() { OnExit(); } | |
36 | ||
37 | // Override both of these | |
38 | ||
39 | // called on program startup | |
40 | ||
41 | virtual bool OnInit() = 0; | |
42 | ||
43 | // called just before program termination, but only if OnInit() | |
44 | // succeeded | |
45 | ||
46 | virtual void OnExit() = 0; | |
47 | ||
48 | static void RegisterModule(wxModule *module); | |
49 | static void RegisterModules(); | |
50 | static bool InitializeModules(); | |
51 | static void CleanUpModules(); | |
52 | ||
53 | // used by wxObjectLoader when unloading shared libs's | |
54 | ||
55 | static void UnregisterModule(wxModule *module); | |
56 | ||
57 | protected: | |
58 | static wxModuleList m_modules; | |
59 | ||
60 | DECLARE_CLASS(wxModule) | |
61 | }; | |
62 | ||
63 | #endif // _WX_MODULE_H_ | |
64 |