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avoiding crash for pure modifier events
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1/*
2 * Name: wx/dlimpexp.h
3 * Purpose: Macros for declaring DLL-imported/exported functions
4 * Author: Vadim Zeitlin
5 * Modified by:
6 * Created: 16.10.2003 (extracted from wx/defs.h)
7 * RCS-ID: $Id$
77ffb593 8 * Copyright: (c) 2003 Vadim Zeitlin <vadim@wxwidgets.org>
65571936 9 * Licence: wxWindows licence
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10 */
11
12/*
13 This is a C file, not C++ one, do not use C++ comments here!
14 */
15
16#ifndef _WX_DLIMPEXP_H_
17#define _WX_DLIMPEXP_H_
18
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19#if defined(HAVE_VISIBILITY)
20# define WXEXPORT __attribute__ ((visibility("default")))
21# define WXIMPORT __attribute__ ((visibility("default")))
22#elif defined(__WINDOWS__)
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23 /*
24 __declspec works in BC++ 5 and later, Watcom C++ 11.0 and later as well
25 as VC++ and gcc
26 */
27# if defined(__VISUALC__) || defined(__BORLANDC__) || defined(__GNUC__) || defined(__WATCOMC__)
28# define WXEXPORT __declspec(dllexport)
29# define WXIMPORT __declspec(dllimport)
30# else /* compiler doesn't support __declspec() */
31# define WXEXPORT
32# define WXIMPORT
33# endif
34#elif defined(__WXPM__)
35# if defined (__WATCOMC__)
36# define WXEXPORT __declspec(dllexport)
37 /*
38 __declspec(dllimport) prepends __imp to imported symbols. We do NOT
39 want that!
40 */
41# define WXIMPORT
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42# elif defined(__EMX__)
43# define WXEXPORT
44# define WXIMPORT
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45# elif (!(defined(__VISAGECPP__) && (__IBMCPP__ < 400 || __IBMC__ < 400 )))
46# define WXEXPORT _Export
47# define WXIMPORT _Export
48# endif
49#elif defined(__WXMAC__) || defined(__WXCOCOA__)
50# ifdef __MWERKS__
51# define WXEXPORT __declspec(export)
52# define WXIMPORT __declspec(import)
53# endif
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54#elif defined(__CYGWIN__)
55# define WXEXPORT __declspec(dllexport)
56# define WXIMPORT __declspec(dllimport)
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57#endif
58
59/* for other platforms/compilers we don't anything */
60#ifndef WXEXPORT
61# define WXEXPORT
62# define WXIMPORT
63#endif
64
65/*
77ffb593 66 We support building wxWidgets as a set of several libraries but we don't
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67 support arbitrary combinations of libs/DLLs: either we build all of them as
68 DLLs (in which case WXMAKINGDLL is defined) or none (it isn't).
69
53a2db12 70 However we have a problem because we need separate WXDLLIMPEXP versions for
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71 different libraries as, for example, wxString class should be dllexported
72 when compiled in wxBase and dllimported otherwise, so we do define separate
73 WXMAKING/USINGDLL_XYZ constants for each component XYZ.
74 */
75#ifdef WXMAKINGDLL
76# if wxUSE_BASE
77# define WXMAKINGDLL_BASE
78# endif
79
80# define WXMAKINGDLL_NET
81# define WXMAKINGDLL_CORE
82# define WXMAKINGDLL_ADV
f5a9eef7 83# define WXMAKINGDLL_QA
0cc66b6c 84# define WXMAKINGDLL_HTML
0ae4d121 85# define WXMAKINGDLL_GL
0cc66b6c 86# define WXMAKINGDLL_XML
c846884b 87# define WXMAKINGDLL_XRC
5e4903f5 88# define WXMAKINGDLL_AUI
3b2cb431 89# define WXMAKINGDLL_RICHTEXT
c220a8ec 90# define WXMAKINGDLL_MEDIA
c079af66 91# define WXMAKINGDLL_STC
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92#endif /* WXMAKINGDLL */
93
94/*
53a2db12 95 WXDLLIMPEXP_CORE maps to export declaration when building the DLL, to import
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96 declaration if using it or to nothing at all if we don't use wxWin as DLL
97 */
98#ifdef WXMAKINGDLL_BASE
99# define WXDLLIMPEXP_BASE WXEXPORT
100# define WXDLLIMPEXP_DATA_BASE(type) WXEXPORT type
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101# if defined(HAVE_VISIBILITY)
102# define WXDLLIMPEXP_INLINE_BASE WXEXPORT
103# else
104# define WXDLLIMPEXP_INLINE_BASE
105# endif
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106#elif defined(WXUSINGDLL)
107# define WXDLLIMPEXP_BASE WXIMPORT
108# define WXDLLIMPEXP_DATA_BASE(type) WXIMPORT type
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109# if defined(HAVE_VISIBILITY)
110# define WXDLLIMPEXP_INLINE_BASE WXIMPORT
111# else
112# define WXDLLIMPEXP_INLINE_BASE
113# endif
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114#else /* not making nor using DLL */
115# define WXDLLIMPEXP_BASE
116# define WXDLLIMPEXP_DATA_BASE(type) type
5f9c3802 117# define WXDLLIMPEXP_INLINE_BASE
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118#endif
119
120#ifdef WXMAKINGDLL_NET
121# define WXDLLIMPEXP_NET WXEXPORT
122# define WXDLLIMPEXP_DATA_NET(type) WXEXPORT type
123#elif defined(WXUSINGDLL)
124# define WXDLLIMPEXP_NET WXIMPORT
125# define WXDLLIMPEXP_DATA_NET(type) WXIMPORT type
126#else /* not making nor using DLL */
127# define WXDLLIMPEXP_NET
128# define WXDLLIMPEXP_DATA_NET(type) type
129#endif
130
131#ifdef WXMAKINGDLL_CORE
132# define WXDLLIMPEXP_CORE WXEXPORT
133# define WXDLLIMPEXP_DATA_CORE(type) WXEXPORT type
134#elif defined(WXUSINGDLL)
135# define WXDLLIMPEXP_CORE WXIMPORT
136# define WXDLLIMPEXP_DATA_CORE(type) WXIMPORT type
137#else /* not making nor using DLL */
138# define WXDLLIMPEXP_CORE
139# define WXDLLIMPEXP_DATA_CORE(type) type
140#endif
141
142#ifdef WXMAKINGDLL_ADV
143# define WXDLLIMPEXP_ADV WXEXPORT
144# define WXDLLIMPEXP_DATA_ADV(type) WXEXPORT type
145#elif defined(WXUSINGDLL)
146# define WXDLLIMPEXP_ADV WXIMPORT
147# define WXDLLIMPEXP_DATA_ADV(type) WXIMPORT type
148#else /* not making nor using DLL */
149# define WXDLLIMPEXP_ADV
150# define WXDLLIMPEXP_DATA_ADV(type) type
151#endif
152
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153#ifdef WXMAKINGDLL_QA
154# define WXDLLIMPEXP_QA WXEXPORT
155# define WXDLLIMPEXP_DATA_QA(type) WXEXPORT type
156#elif defined(WXUSINGDLL)
157# define WXDLLIMPEXP_QA WXIMPORT
158# define WXDLLIMPEXP_DATA_QA(type) WXIMPORT type
159#else /* not making nor using DLL */
160# define WXDLLIMPEXP_QA
161# define WXDLLIMPEXP_DATA_QA(type) type
162#endif
163
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164#ifdef WXMAKINGDLL_HTML
165# define WXDLLIMPEXP_HTML WXEXPORT
166# define WXDLLIMPEXP_DATA_HTML(type) WXEXPORT type
167#elif defined(WXUSINGDLL)
168# define WXDLLIMPEXP_HTML WXIMPORT
169# define WXDLLIMPEXP_DATA_HTML(type) WXIMPORT type
170#else /* not making nor using DLL */
171# define WXDLLIMPEXP_HTML
172# define WXDLLIMPEXP_DATA_HTML(type) type
173#endif
174
175#ifdef WXMAKINGDLL_GL
176# define WXDLLIMPEXP_GL WXEXPORT
177#elif defined(WXUSINGDLL)
178# define WXDLLIMPEXP_GL WXIMPORT
179#else /* not making nor using DLL */
180# define WXDLLIMPEXP_GL
181#endif
182
183#ifdef WXMAKINGDLL_XML
184# define WXDLLIMPEXP_XML WXEXPORT
185#elif defined(WXUSINGDLL)
186# define WXDLLIMPEXP_XML WXIMPORT
187#else /* not making nor using DLL */
188# define WXDLLIMPEXP_XML
189#endif
190
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191#ifdef WXMAKINGDLL_XRC
192# define WXDLLIMPEXP_XRC WXEXPORT
193#elif defined(WXUSINGDLL)
194# define WXDLLIMPEXP_XRC WXIMPORT
195#else /* not making nor using DLL */
196# define WXDLLIMPEXP_XRC
197#endif
198
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199#ifdef WXMAKINGDLL_AUI
200# define WXDLLIMPEXP_AUI WXEXPORT
201#elif defined(WXUSINGDLL)
202# define WXDLLIMPEXP_AUI WXIMPORT
203#else /* not making nor using DLL */
204# define WXDLLIMPEXP_AUI
205#endif
206
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207#ifdef WXMAKINGDLL_PROPGRID
208# define WXDLLIMPEXP_PROPGRID WXEXPORT
209#elif defined(WXUSINGDLL)
210# define WXDLLIMPEXP_PROPGRID WXIMPORT
211#else /* not making nor using DLL */
212# define WXDLLIMPEXP_PROPGRID
213#endif
214
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215#ifdef WXMAKINGDLL_RICHTEXT
216# define WXDLLIMPEXP_RICHTEXT WXEXPORT
217#elif defined(WXUSINGDLL)
218# define WXDLLIMPEXP_RICHTEXT WXIMPORT
219#else /* not making nor using DLL */
220# define WXDLLIMPEXP_RICHTEXT
221#endif
222
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223#ifdef WXMAKINGDLL_MEDIA
224# define WXDLLIMPEXP_MEDIA WXEXPORT
225#elif defined(WXUSINGDLL)
226# define WXDLLIMPEXP_MEDIA WXIMPORT
227#else /* not making nor using DLL */
228# define WXDLLIMPEXP_MEDIA
229#endif
230
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231#ifdef WXMAKINGDLL_STC
232 #define WXDLLIMPEXP_STC WXEXPORT
233#elif defined(WXUSINGDLL)
234 #define WXDLLIMPEXP_STC WXIMPORT
235#else /* not making nor using DLL */
236 #define WXDLLIMPEXP_STC
237#endif
238
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239/*
240 GCC warns about using __attribute__ (and also __declspec in mingw32 case) on
241 forward declarations while MSVC complains about forward declarations without
242 __declspec for the classes later declared with it, so we need a separate set
243 of macros for forward declarations to hide this difference:
244 */
245#if defined(HAVE_VISIBILITY) || (defined(__WINDOWS__) && defined(__GNUC__))
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246 #define WXDLLIMPEXP_FWD_BASE
247 #define WXDLLIMPEXP_FWD_NET
248 #define WXDLLIMPEXP_FWD_CORE
249 #define WXDLLIMPEXP_FWD_ADV
250 #define WXDLLIMPEXP_FWD_QA
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251 #define WXDLLIMPEXP_FWD_HTML
252 #define WXDLLIMPEXP_FWD_GL
253 #define WXDLLIMPEXP_FWD_XML
254 #define WXDLLIMPEXP_FWD_XRC
255 #define WXDLLIMPEXP_FWD_AUI
256 #define WXDLLIMPEXP_FWD_RICHTEXT
257 #define WXDLLIMPEXP_FWD_MEDIA
258 #define WXDLLIMPEXP_FWD_STC
259#else
260 #define WXDLLIMPEXP_FWD_BASE WXDLLIMPEXP_BASE
261 #define WXDLLIMPEXP_FWD_NET WXDLLIMPEXP_NET
262 #define WXDLLIMPEXP_FWD_CORE WXDLLIMPEXP_CORE
263 #define WXDLLIMPEXP_FWD_ADV WXDLLIMPEXP_ADV
264 #define WXDLLIMPEXP_FWD_QA WXDLLIMPEXP_QA
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265 #define WXDLLIMPEXP_FWD_HTML WXDLLIMPEXP_HTML
266 #define WXDLLIMPEXP_FWD_GL WXDLLIMPEXP_GL
267 #define WXDLLIMPEXP_FWD_XML WXDLLIMPEXP_XML
268 #define WXDLLIMPEXP_FWD_XRC WXDLLIMPEXP_XRC
269 #define WXDLLIMPEXP_FWD_AUI WXDLLIMPEXP_AUI
270 #define WXDLLIMPEXP_FWD_RICHTEXT WXDLLIMPEXP_RICHTEXT
271 #define WXDLLIMPEXP_FWD_MEDIA WXDLLIMPEXP_MEDIA
272 #define WXDLLIMPEXP_FWD_STC WXDLLIMPEXP_STC
273#endif
b5dbe15d 274
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275/* for backwards compatibility, define suffix-less versions too */
276#define WXDLLEXPORT WXDLLIMPEXP_CORE
277#define WXDLLEXPORT_DATA WXDLLIMPEXP_DATA_CORE
278
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279/*
280 MSVC up to 6.0 needs to be explicitly told to export template instantiations
281 used by the DLL clients, use this macro to do it like this:
282
283 template <typename T> class Foo { ... };
284 WXDLLIMPEXP_TEMPLATE_INSTANCE_BASE( Foo<int> )
285
16361ec9 286 (notice that currently we only need this for wxBase and wxCore libraries)
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287 */
288#if defined(__VISUALC__) && (__VISUALC__ <= 1200)
289 #ifdef WXMAKINGDLL_BASE
290 #define WXDLLIMPEXP_TEMPLATE_INSTANCE_BASE(decl) \
291 template class WXDLLIMPEXP_BASE decl;
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292 #define WXDLLIMPEXP_TEMPLATE_INSTANCE_CORE(decl) \
293 template class WXDLLIMPEXP_CORE decl;
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294 #else
295 /*
296 We need to disable this warning when using this macro, as
53a2db12 297 recommended by Microsoft itself:
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298
299 http://support.microsoft.com/default.aspx?scid=kb%3ben-us%3b168958
300 */
301 #pragma warning(disable:4231)
302
303 #define WXDLLIMPEXP_TEMPLATE_INSTANCE_BASE(decl) \
304 extern template class WXDLLIMPEXP_BASE decl;
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305 #define WXDLLIMPEXP_TEMPLATE_INSTANCE_CORE(decl) \
306 extern template class WXDLLIMPEXP_CORE decl;
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307 #endif
308#else /* not VC <= 6 */
309 #define WXDLLIMPEXP_TEMPLATE_INSTANCE_BASE(decl)
16361ec9 310 #define WXDLLIMPEXP_TEMPLATE_INSTANCE_CORE(decl)
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311#endif /* VC6/others */
312
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313#endif /* _WX_DLIMPEXP_H_ */
314