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1 /////////////////////////////////////////////////////////////////////////////
2 // Name: wx/event.h
3 // Purpose: Event classes
4 // Author: Julian Smart
5 // Modified by:
6 // Created: 01/02/97
7 // RCS-ID: $Id$
8 // Copyright: (c) wxWidgets team
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
11
12 #ifndef _WX_EVENT_H_
13 #define _WX_EVENT_H_
14
15 #include "wx/defs.h"
16 #include "wx/cpp.h"
17 #include "wx/object.h"
18 #include "wx/clntdata.h"
19
20 #if wxUSE_GUI
21 #include "wx/gdicmn.h"
22 #include "wx/cursor.h"
23 #include "wx/mousestate.h"
24 #endif
25
26 #include "wx/dynarray.h"
27 #include "wx/thread.h"
28 #include "wx/tracker.h"
29
30 #if !wxEVENTS_COMPATIBILITY_2_8
31 #include "wx/meta/convertible.h"
32 #endif
33
34 // ----------------------------------------------------------------------------
35 // forward declarations
36 // ----------------------------------------------------------------------------
37
38 class WXDLLIMPEXP_FWD_BASE wxList;
39 class WXDLLIMPEXP_FWD_BASE wxEvent;
40 #if wxUSE_GUI
41 class WXDLLIMPEXP_FWD_CORE wxDC;
42 class WXDLLIMPEXP_FWD_CORE wxMenu;
43 class WXDLLIMPEXP_FWD_CORE wxWindow;
44 class WXDLLIMPEXP_FWD_CORE wxWindowBase;
45 #endif // wxUSE_GUI
46
47 // We operate with pointer to members of wxEvtHandler (such functions are used
48 // as event handlers in the event tables or as arguments to Connect()) but by
49 // default MSVC uses a restricted (but more efficient) representation of
50 // pointers to members which can't deal with multiple base classes. To avoid
51 // mysterious (as the compiler is not good enough to detect this and give a
52 // sensible error message) errors in the user code as soon as it defines
53 // classes inheriting from both wxEvtHandler (possibly indirectly, e.g. via
54 // wxWindow) and something else (including our own wxTrackable but not limited
55 // to it), we use the special MSVC keyword telling the compiler to use a more
56 // general pointer to member representation for the classes inheriting from
57 // wxEvtHandler.
58 #ifdef __VISUALC__
59 #define wxMSVC_FWD_MULTIPLE_BASES __multiple_inheritance
60 #else
61 #define wxMSVC_FWD_MULTIPLE_BASES
62 #endif
63
64 class WXDLLIMPEXP_FWD_BASE wxMSVC_FWD_MULTIPLE_BASES wxEvtHandler;
65 class wxEventConnectionRef;
66
67 // ----------------------------------------------------------------------------
68 // Event types
69 // ----------------------------------------------------------------------------
70
71 typedef int wxEventType;
72
73 #define wxEVT_ANY ((wxEventType)-1)
74
75 // this is used to make the event table entry type safe, so that for an event
76 // handler only a function with proper parameter list can be given. See also
77 // the wxEVENT_HANDLER_CAST-macro.
78 #define wxStaticCastEvent(type, val) static_cast<type>(val)
79
80 #define DECLARE_EVENT_TABLE_ENTRY(type, winid, idLast, fn, obj) \
81 wxEventTableEntry(type, winid, idLast, wxNewEventFunctor(type, fn), obj)
82
83 #define DECLARE_EVENT_TABLE_TERMINATOR() \
84 wxEventTableEntry(wxEVT_NULL, 0, 0, 0, 0)
85
86 // obsolete event declaration/definition macros, we don't need them any longer
87 // but we keep them for compatibility as it doesn't cost us anything anyhow
88 #define BEGIN_DECLARE_EVENT_TYPES()
89 #define END_DECLARE_EVENT_TYPES()
90 #define DECLARE_EXPORTED_EVENT_TYPE(expdecl, name, value) \
91 extern expdecl const wxEventType name;
92 #define DECLARE_EVENT_TYPE(name, value) \
93 DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_CORE, name, value)
94 #define DECLARE_LOCAL_EVENT_TYPE(name, value) \
95 DECLARE_EXPORTED_EVENT_TYPE(wxEMPTY_PARAMETER_VALUE, name, value)
96 #define DEFINE_EVENT_TYPE(name) const wxEventType name = wxNewEventType();
97 #define DEFINE_LOCAL_EVENT_TYPE(name) DEFINE_EVENT_TYPE(name)
98
99 // generate a new unique event type
100 extern WXDLLIMPEXP_BASE wxEventType wxNewEventType();
101
102 // New macros to create templatized event types:
103
104 #if wxEVENTS_COMPATIBILITY_2_8
105
106 // Define/Declare a wxEventType-based event type:
107
108 #define wxDEFINE_EVENT( name, type ) \
109 const wxEventType name( wxNewEventType() )
110
111 #define wxDECLARE_EXPORTED_EVENT( expdecl, name, type ) \
112 extern const expdecl wxEventType name
113
114 // Define/Declare a wxEventType-based event type and initialize it with a
115 // predefined event type. (Only used for wxEVT_SPIN_XXX for backward
116 // compatibility)
117
118 #define wxDEFINE_EVENT_ALIAS( name, type, value ) \
119 const wxEventType name = value
120
121 #define wxDECLARE_EXPORTED_EVENT_ALIAS( expdecl, name, type ) \
122 extern const expdecl wxEventType name
123
124 // Declare a local (not exported) wxEventType-based event type:
125
126 #define wxDECLARE_EVENT( name, type ) \
127 wxDECLARE_EXPORTED_EVENT( wxEMPTY_PARAMETER_VALUE, name, type );
128
129 // Try to cast the given event handler to the correct handler type:
130
131 #define wxEVENT_HANDLER_CAST( functype, func ) \
132 ( wxObjectEventFunction )( wxEventFunction )wxStaticCastEvent( functype, &func )
133 #else
134 // Define/Declare a templatized event type with the corresponding event as
135 // a nested typedef:
136
137 #define wxDEFINE_EVENT( name, type ) \
138 const wxEventTypeTag< type > name( wxNewEventType() )
139
140 #define wxDECLARE_EXPORTED_EVENT( expdecl, name, type ) \
141 extern const expdecl wxEventTypeTag< type > name
142
143 // Define/Declare a templatized event type and initialize it with a
144 // predefined event type. (Only used for wxEVT_SPIN_XXX for backward
145 // compatibility)
146
147 #define wxDEFINE_EVENT_ALIAS( name, type, value ) \
148 const wxEventTypeTag< type > name( value )
149
150 #define wxDECLARE_EXPORTED_EVENT_ALIAS( expdecl, name, type ) \
151 extern const expdecl wxEventTypeTag< type > name
152
153 // Declare a local (not exported) templatized event type:
154
155 #define wxDECLARE_EVENT( name, type ) \
156 wxDECLARE_EXPORTED_EVENT( wxEMPTY_PARAMETER_VALUE, name, type );
157
158 // Don't cast the given event handler so that wxEvtHandler::Connect() sees
159 // the actual type:
160
161 #define wxEVENT_HANDLER_CAST( functype, func ) \
162 ( &func )
163 #endif
164
165 // Template which associates the correct event object with the event type
166
167 #if !wxEVENTS_COMPATIBILITY_2_8
168
169 // The tag is a type associated to the event type (which is an integer itself,
170 // in spite of its name) value. It exists in order to be used as a template
171 // parameter and provide a mapping between the event type values and their
172 // corresponding wxEvent-derived classes.
173 template <typename T>
174 class wxEventTypeTag
175 {
176 public:
177 // The class of wxEvent-derived class carried by the events of this type.
178 typedef T EventClass;
179
180 wxEventTypeTag(wxEventType type) { m_type = type; }
181
182 // Return a wxEventType reference for the initialization of the static
183 // event tables. See wxEventTableEntry::m_eventType for a more thorough
184 // explanation.
185 operator const wxEventType&() const { return m_type; }
186
187 private:
188 wxEventType m_type;
189 };
190
191 #endif // !wxEVENTS_COMPATIBILITY_2_8
192
193 // These are needed for the functor definitions
194 typedef void (wxEvtHandler::*wxEventFunction)(wxEvent&);
195
196 // We had some trouble (specifically with eVC for ARM WinCE build) with using
197 // wxEventFunction in the past so we had introduced wxObjectEventFunction which
198 // used to be a typedef for a member of wxObject and not wxEvtHandler to work
199 // around this but as eVC is not really supported any longer we now only keep
200 // this for backwards compatibility and, despite its name, this is a typedef
201 // for wxEvtHandler member now -- but if we have the same problem with another
202 // compiler we can restore its old definition for it.
203 typedef wxEventFunction wxObjectEventFunction;
204
205
206 // The event functor which is stored in the static and dynamic event tables:
207 class WXDLLIMPEXP_BASE wxEventFunctor
208 {
209 public:
210 virtual ~wxEventFunctor();
211
212 // Invoke the actual event handler:
213 virtual void operator()(wxEvtHandler *, wxEvent&) = 0;
214
215 // this function tests whether this functor is matched, for the purpose of
216 // finding it in an event table in Disconnect(), by the given func
217 virtual bool Matches(const wxEventFunctor& func) const = 0;
218
219 // these functions are used for functors comparison in Matches()
220 virtual void *GetHandler() const { return GetEvtHandler(); }
221 virtual wxEventFunction GetMethod() const { return NULL; }
222
223 // this one is also used elsewhere in the code and should be overridden to
224 // return non-NULL if we are indeed associated with an wxEvtHandler
225 virtual wxEvtHandler *GetEvtHandler() const { return NULL; }
226 };
227
228 // A plain method functor: notice that it is used even with the new events as
229 // it is reused as a specialization of wxEventFunctorMethod for legacy untyped
230 // event types
231 class WXDLLIMPEXP_BASE wxObjectEventFunctor : public wxEventFunctor
232 {
233 public:
234 wxObjectEventFunctor(wxObjectEventFunction method, wxEvtHandler *handler)
235 {
236 m_handler = handler;
237 m_method = method;
238 }
239
240 virtual void operator()(wxEvtHandler *handler, wxEvent& event);
241
242 virtual bool Matches(const wxEventFunctor& func) const
243 {
244 void * const handler = func.GetHandler();
245 if ( handler && GetHandler() != handler )
246 return false;
247
248 const wxEventFunction method = GetMethod();
249
250 // FIXME-VC6: amazing but true: replacing "method == NULL" here with
251 // "!method" makes VC6 crash with an ICE in DLL build (only!)
252 return method == NULL || GetMethod() == method;
253 }
254
255 virtual wxEvtHandler *GetEvtHandler() const { return m_handler; }
256 virtual wxEventFunction GetMethod() const { return m_method; }
257
258 private:
259 wxEvtHandler *m_handler;
260 wxEventFunction m_method;
261 };
262
263 #if wxEVENTS_COMPATIBILITY_2_8
264
265 // Create a functor for the legacy events: handler can be NULL and its default
266 // value is used by the event table macros
267
268 inline wxObjectEventFunctor *
269 wxNewEventFunctor(const wxEventType& WXUNUSED(evtType),
270 wxObjectEventFunction method,
271 wxEvtHandler *handler = NULL)
272 {
273 return new wxObjectEventFunctor(method, handler);
274 }
275
276 inline wxObjectEventFunctor
277 wxMakeEventFunctor(const wxEventType& WXUNUSED(evtType),
278 wxObjectEventFunction method,
279 wxEvtHandler *handler)
280 {
281 return wxObjectEventFunctor(method, handler);
282 }
283
284 #else // !wxEVENTS_COMPATIBILITY_2_8
285
286 // functor forwarding the event to anything callable (function, static method,
287 // generalized functor...)
288 template <typename EventTag, typename Functor>
289 class wxEventFunctorFunction : public wxEventFunctor
290 {
291 public:
292 typedef typename EventTag::EventClass EventArg;
293
294 wxEventFunctorFunction(Functor handler)
295 {
296 m_handler = handler;
297 }
298
299 virtual void operator()(wxEvtHandler *WXUNUSED(handler), wxEvent& event)
300 {
301 m_handler(static_cast<EventArg&>(event));
302 }
303
304 virtual bool Matches(const wxEventFunctor& WXUNUSED(func)) const
305 {
306 // we have no way to compare arbitrary functors so just consider them
307 // to be equal: this means that disconnecting a functor will always
308 // find the last functor connected which in turn implies that it's
309 // probably a bad idea to connect more than one functor if you plan to
310 // disconnect them but this limitation doesn't seem very important in
311 // practice
312 return true;
313 }
314
315 private:
316 Functor m_handler;
317 };
318
319 namespace wxPrivate
320 {
321
322 // helper template defining nested "type" typedef as the event class
323 // corresponding to the given event type
324 template <typename T> struct EventClassOf;
325
326 // the typed events provide the information about the class of the events they
327 // carry themselves:
328 template <typename T>
329 struct EventClassOf< wxEventTypeTag<T> >
330 {
331 typedef typename wxEventTypeTag<T>::EventClass type;
332 };
333
334 // for the old untyped events we don't have information about the exact event
335 // class carried by them
336 template <>
337 struct EventClassOf<wxEventType>
338 {
339 typedef wxEvent type;
340 };
341
342
343 // helper class defining operations different for method functors using an
344 // object of wxEvtHandler-derived class as handler and the others
345 template <typename T, typename A, bool> struct HandlerImpl;
346
347 // specialization for handlers deriving from wxEvtHandler
348 template <typename T, typename A>
349 struct HandlerImpl<T, A, true>
350 {
351 static bool IsEvtHandler()
352 { return true; }
353 static T *ConvertFromEvtHandler(wxEvtHandler *p)
354 { return static_cast<T *>(p); }
355 static wxEvtHandler *ConvertToEvtHandler(T *p)
356 { return p; }
357 static wxEventFunction ConvertToEvtFunction(void (T::*f)(A&))
358 { return static_cast<wxEventFunction>(
359 reinterpret_cast<void (T::*)(wxEvent&)>(f)); }
360 };
361
362 // specialization for handlers not deriving from wxEvtHandler
363 template <typename T, typename A>
364 struct HandlerImpl<T, A, false>
365 {
366 static bool IsEvtHandler()
367 { return false; }
368 static T *ConvertFromEvtHandler(wxEvtHandler *)
369 { return NULL; }
370 static wxEvtHandler *ConvertToEvtHandler(T *)
371 { return NULL; }
372 static wxEventFunction ConvertToEvtFunction(void (T::*)(A&))
373 { return NULL; }
374 };
375
376 } // namespace wxPrivate
377
378 // functor forwarding the event to a method of the given object
379 //
380 // notice that the object class may be different from the class in which the
381 // method is defined but it must be convertible to this class
382 //
383 // also, the type of the handler parameter doesn't need to be exactly the same
384 // as EventTag::EventClass but it must be its base class -- this is explicitly
385 // allowed to handle different events in the same handler taking wxEvent&, for
386 // example
387 template
388 <typename EventTag, typename Class, typename EventArg, typename ObjClass>
389 class wxEventFunctorMethod
390 : public wxEventFunctor,
391 private wxPrivate::HandlerImpl
392 <
393 Class,
394 EventArg,
395 wxConvertibleTo<Class, wxEvtHandler>::value != 0
396 >
397 {
398 private:
399 static void CheckHandlerArgument(EventArg *) { }
400
401 public:
402 // the event class associated with the given event tag
403 typedef typename wxPrivate::EventClassOf<EventTag>::type EventClass;
404
405
406 wxEventFunctorMethod(void (Class::*method)(EventArg&), ObjClass *handler)
407 {
408 wxASSERT_MSG( handler || this->IsEvtHandler(),
409 "handlers defined in non-wxEvtHandler-derived classes "
410 "must be connected with a valid sink object" );
411
412 // if you get an error here it means that the signature of the handler
413 // you're trying to use is not compatible with (i.e. is not the same as
414 // or a base class of) the real event class used for this event type
415 CheckHandlerArgument(static_cast<EventClass *>(NULL));
416
417 m_handler = handler;
418 m_method = method;
419 }
420
421 virtual void operator()(wxEvtHandler *handler, wxEvent& event)
422 {
423 Class * realHandler = m_handler;
424 if ( !realHandler )
425 {
426 realHandler = this->ConvertFromEvtHandler(handler);
427
428 // this is not supposed to happen but check for it nevertheless
429 wxCHECK_RET( realHandler, "invalid event handler" );
430 }
431
432 // the real (run-time) type of event is EventClass and we checked in
433 // the ctor that EventClass can be converted to EventArg, so this cast
434 // is always valid
435 (realHandler->*m_method)(static_cast<EventArg&>(event));
436 }
437
438 virtual bool Matches(const wxEventFunctor& func) const
439 {
440 void * const handler = func.GetHandler();
441 if ( handler && GetHandler() != handler )
442 return false;
443
444 const wxEventFunction method = GetMethod();
445 return !method || GetMethod() == method;
446 }
447
448 virtual void *GetHandler() const
449 {
450 return m_handler;
451 }
452
453 virtual wxEventFunction GetMethod() const
454 {
455 return this->ConvertToEvtFunction(m_method);
456 }
457
458 virtual wxEvtHandler *GetEvtHandler() const
459 {
460 return this->ConvertToEvtHandler(m_handler);
461 }
462
463 private:
464 ObjClass *m_handler;
465 void (Class::*m_method)(EventArg&);
466 };
467
468
469 //
470 // Create functors for the templatized events, either allocated on the heap for
471 // wxNewXXX() variants (this is needed in wxEvtHandler::Connect() to store them
472 // in dynamic event table) or just by returning them as temporary objects (this
473 // is enough for Disconnect() and we allocate unnecessary heap allocation like
474 // this)
475
476
477 // Create functors wrapping other functors (including functions):
478 template <typename EventTag, typename Functor>
479 inline wxEventFunctorFunction<EventTag, Functor> *
480 wxNewEventFunctor(const EventTag&, Functor func)
481 {
482 return new wxEventFunctorFunction<EventTag, Functor>(func);
483 }
484
485 template <typename EventTag, typename Functor>
486 inline wxEventFunctorFunction<EventTag, Functor>
487 wxMakeEventFunctor(const EventTag&, Functor func)
488 {
489 return wxEventFunctorFunction<EventTag, Functor>(func);
490 }
491
492
493 // Create functors for methods:
494 template
495 <typename EventTag, typename Class, typename EventArg, typename ObjClass>
496 inline wxEventFunctorMethod<EventTag, Class, EventArg, ObjClass> *
497 wxNewEventFunctor(const EventTag&,
498 void (Class::*method)(EventArg&),
499 ObjClass *handler)
500 {
501 return new wxEventFunctorMethod<EventTag, Class, EventArg, ObjClass>(
502 method, handler);
503 }
504
505 template
506 <typename EventTag, typename Class, typename EventArg, typename ObjClass>
507 inline wxEventFunctorMethod<EventTag, Class, EventArg, ObjClass>
508 wxMakeEventFunctor(const EventTag&,
509 void (Class::*method)(EventArg&),
510 ObjClass *handler)
511 {
512 return wxEventFunctorMethod<EventTag, Class, EventArg, ObjClass>(
513 method, handler);
514 }
515
516 // Special case for the wxNewEventFunctor() calls used inside the event table
517 // macros: they don't specify the handler so ObjClass can't be deduced
518 template <typename EventTag, typename Class, typename EventArg>
519 inline wxEventFunctorMethod<EventTag, Class, EventArg, Class> *
520 wxNewEventFunctor(const EventTag&, void (Class::*method)(EventArg&))
521 {
522 return new wxEventFunctorMethod<EventTag, Class, EventArg, Class>(
523 method, NULL);
524 }
525
526 template
527 <typename EventTag, typename Class, typename EventArg, typename ObjClass>
528 inline wxEventFunctorMethod<EventTag, Class, EventArg, Class>
529 wxMakeEventFunctor(const EventTag&, void (Class::*method)(EventArg&))
530 {
531 return wxEventFunctorMethod<EventTag, Class, EventArg, Class>(
532 method, NULL);
533 }
534
535 #endif // !wxEVENTS_COMPATIBILITY_2_8
536
537
538 // many, but not all, standard event types
539
540 // some generic events
541 extern WXDLLIMPEXP_BASE const wxEventType wxEVT_NULL;
542 extern WXDLLIMPEXP_BASE const wxEventType wxEVT_FIRST;
543 extern WXDLLIMPEXP_BASE const wxEventType wxEVT_USER_FIRST;
544
545 // Need events declared to do this
546 class WXDLLIMPEXP_FWD_CORE wxCommandEvent;
547 class WXDLLIMPEXP_FWD_CORE wxThreadEvent;
548 class WXDLLIMPEXP_FWD_CORE wxMouseEvent;
549 class WXDLLIMPEXP_FWD_CORE wxFocusEvent;
550 class WXDLLIMPEXP_FWD_CORE wxChildFocusEvent;
551 class WXDLLIMPEXP_FWD_CORE wxKeyEvent;
552 class WXDLLIMPEXP_FWD_CORE wxNavigationKeyEvent;
553 class WXDLLIMPEXP_FWD_CORE wxSetCursorEvent;
554 class WXDLLIMPEXP_FWD_CORE wxScrollEvent;
555 class WXDLLIMPEXP_FWD_CORE wxSpinEvent;
556 class WXDLLIMPEXP_FWD_CORE wxScrollWinEvent;
557 class WXDLLIMPEXP_FWD_CORE wxSizeEvent;
558 class WXDLLIMPEXP_FWD_CORE wxMoveEvent;
559 class WXDLLIMPEXP_FWD_CORE wxCloseEvent;
560 class WXDLLIMPEXP_FWD_CORE wxActivateEvent;
561 class WXDLLIMPEXP_FWD_CORE wxWindowCreateEvent;
562 class WXDLLIMPEXP_FWD_CORE wxWindowDestroyEvent;
563 class WXDLLIMPEXP_FWD_CORE wxShowEvent;
564 class WXDLLIMPEXP_FWD_CORE wxIconizeEvent;
565 class WXDLLIMPEXP_FWD_CORE wxMaximizeEvent;
566 class WXDLLIMPEXP_FWD_CORE wxMouseCaptureChangedEvent;
567 class WXDLLIMPEXP_FWD_CORE wxMouseCaptureLostEvent;
568 class WXDLLIMPEXP_FWD_CORE wxPaintEvent;
569 class WXDLLIMPEXP_FWD_CORE wxEraseEvent;
570 class WXDLLIMPEXP_FWD_CORE wxNcPaintEvent;
571 class WXDLLIMPEXP_FWD_CORE wxMenuEvent;
572 class WXDLLIMPEXP_FWD_CORE wxContextMenuEvent;
573 class WXDLLIMPEXP_FWD_CORE wxSysColourChangedEvent;
574 class WXDLLIMPEXP_FWD_CORE wxDisplayChangedEvent;
575 class WXDLLIMPEXP_FWD_CORE wxQueryNewPaletteEvent;
576 class WXDLLIMPEXP_FWD_CORE wxPaletteChangedEvent;
577 class WXDLLIMPEXP_FWD_CORE wxJoystickEvent;
578 class WXDLLIMPEXP_FWD_CORE wxDropFilesEvent;
579 class WXDLLIMPEXP_FWD_CORE wxInitDialogEvent;
580 class WXDLLIMPEXP_FWD_CORE wxIdleEvent;
581 class WXDLLIMPEXP_FWD_CORE wxUpdateUIEvent;
582 class WXDLLIMPEXP_FWD_CORE wxClipboardTextEvent;
583 class WXDLLIMPEXP_FWD_CORE wxHelpEvent;
584
585
586 // Command events
587 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEvent);
588 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_CHECKBOX_CLICKED, wxCommandEvent);
589 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_CHOICE_SELECTED, wxCommandEvent);
590 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_LISTBOX_SELECTED, wxCommandEvent);
591 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, wxCommandEvent);
592 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, wxCommandEvent);
593 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_MENU_SELECTED, wxCommandEvent);
594 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_SLIDER_UPDATED, wxCommandEvent);
595 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_RADIOBOX_SELECTED, wxCommandEvent);
596 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_RADIOBUTTON_SELECTED, wxCommandEvent);
597
598 // wxEVT_COMMAND_SCROLLBAR_UPDATED is deprecated, use wxEVT_SCROLL... events
599 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_SCROLLBAR_UPDATED, wxCommandEvent);
600 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_VLBOX_SELECTED, wxCommandEvent);
601 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_COMBOBOX_SELECTED, wxCommandEvent);
602 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TOOL_RCLICKED, wxCommandEvent);
603 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TOOL_DROPDOWN_CLICKED, wxCommandEvent);
604 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TOOL_ENTER, wxCommandEvent);
605
606 // Thread events
607 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_THREAD, wxThreadEvent);
608
609 // Mouse event types
610 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_LEFT_DOWN, wxMouseEvent);
611 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_LEFT_UP, wxMouseEvent);
612 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MIDDLE_DOWN, wxMouseEvent);
613 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MIDDLE_UP, wxMouseEvent);
614 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_RIGHT_DOWN, wxMouseEvent);
615 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_RIGHT_UP, wxMouseEvent);
616 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOTION, wxMouseEvent);
617 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_ENTER_WINDOW, wxMouseEvent);
618 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_LEAVE_WINDOW, wxMouseEvent);
619 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_LEFT_DCLICK, wxMouseEvent);
620 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MIDDLE_DCLICK, wxMouseEvent);
621 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_RIGHT_DCLICK, wxMouseEvent);
622 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SET_FOCUS, wxFocusEvent);
623 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_KILL_FOCUS, wxFocusEvent);
624 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CHILD_FOCUS, wxChildFocusEvent);
625 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOUSEWHEEL, wxMouseEvent);
626 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX1_DOWN, wxMouseEvent);
627 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX1_UP, wxMouseEvent);
628 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX1_DCLICK, wxMouseEvent);
629 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX2_DOWN, wxMouseEvent);
630 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX2_UP, wxMouseEvent);
631 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX2_DCLICK, wxMouseEvent);
632
633 // Character input event type
634 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CHAR, wxKeyEvent);
635 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CHAR_HOOK, wxKeyEvent);
636 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_NAVIGATION_KEY, wxNavigationKeyEvent);
637 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_KEY_DOWN, wxKeyEvent);
638 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_KEY_UP, wxKeyEvent);
639 #if wxUSE_HOTKEY
640 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_HOTKEY, wxKeyEvent);
641 #endif
642 // Set cursor event
643 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SET_CURSOR, wxSetCursorEvent);
644
645 // wxScrollBar and wxSlider event identifiers
646 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_TOP, wxScrollEvent);
647 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_BOTTOM, wxScrollEvent);
648 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_LINEUP, wxScrollEvent);
649 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_LINEDOWN, wxScrollEvent);
650 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_PAGEUP, wxScrollEvent);
651 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_PAGEDOWN, wxScrollEvent);
652 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_THUMBTRACK, wxScrollEvent);
653 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_THUMBRELEASE, wxScrollEvent);
654 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_CHANGED, wxScrollEvent);
655
656 // Due to a bug in older wx versions, wxSpinEvents were being sent with type of
657 // wxEVT_SCROLL_LINEUP, wxEVT_SCROLL_LINEDOWN and wxEVT_SCROLL_THUMBTRACK. But
658 // with the type-safe events in place, these event types are associated with
659 // wxScrollEvent. To allow handling of spin events, new event types have been
660 // defined in spinbutt.h/spinnbuttcmn.cpp. To maintain backward compatibility
661 // the spin event types are being initialized with the scroll event types.
662
663 #if wxUSE_SPINBTN
664
665 wxDECLARE_EXPORTED_EVENT_ALIAS( WXDLLIMPEXP_CORE, wxEVT_SPIN_UP, wxSpinEvent );
666 wxDECLARE_EXPORTED_EVENT_ALIAS( WXDLLIMPEXP_CORE, wxEVT_SPIN_DOWN, wxSpinEvent );
667 wxDECLARE_EXPORTED_EVENT_ALIAS( WXDLLIMPEXP_CORE, wxEVT_SPIN, wxSpinEvent );
668
669 #endif
670
671 // Scroll events from wxWindow
672 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_TOP, wxScrollWinEvent);
673 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_BOTTOM, wxScrollWinEvent);
674 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_LINEUP, wxScrollWinEvent);
675 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_LINEDOWN, wxScrollWinEvent);
676 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_PAGEUP, wxScrollWinEvent);
677 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_PAGEDOWN, wxScrollWinEvent);
678 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_THUMBTRACK, wxScrollWinEvent);
679 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_THUMBRELEASE, wxScrollWinEvent);
680
681 // System events
682 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SIZE, wxSizeEvent);
683 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOVE, wxMoveEvent);
684 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CLOSE_WINDOW, wxCloseEvent);
685 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_END_SESSION, wxCloseEvent);
686 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_QUERY_END_SESSION, wxCloseEvent);
687 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_ACTIVATE_APP, wxActivateEvent);
688 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_ACTIVATE, wxActivateEvent);
689 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CREATE, wxWindowCreateEvent);
690 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_DESTROY, wxWindowDestroyEvent);
691 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SHOW, wxShowEvent);
692 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_ICONIZE, wxIconizeEvent);
693 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MAXIMIZE, wxMaximizeEvent);
694 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOUSE_CAPTURE_CHANGED, wxMouseCaptureChangedEvent);
695 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOUSE_CAPTURE_LOST, wxMouseCaptureLostEvent);
696 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_PAINT, wxPaintEvent);
697 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_ERASE_BACKGROUND, wxEraseEvent);
698 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_NC_PAINT, wxNcPaintEvent);
699 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MENU_OPEN, wxMenuEvent);
700 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MENU_CLOSE, wxMenuEvent);
701 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MENU_HIGHLIGHT, wxMenuEvent);
702 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CONTEXT_MENU, wxContextMenuEvent);
703 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SYS_COLOUR_CHANGED, wxSysColourChangedEvent);
704 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_DISPLAY_CHANGED, wxDisplayChangedEvent);
705 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_QUERY_NEW_PALETTE, wxQueryNewPaletteEvent);
706 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_PALETTE_CHANGED, wxPaletteChangedEvent);
707 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_JOY_BUTTON_DOWN, wxJoystickEvent);
708 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_JOY_BUTTON_UP, wxJoystickEvent);
709 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_JOY_MOVE, wxJoystickEvent);
710 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_JOY_ZMOVE, wxJoystickEvent);
711 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_DROP_FILES, wxDropFilesEvent);
712 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_INIT_DIALOG, wxInitDialogEvent);
713 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_BASE, wxEVT_IDLE, wxIdleEvent);
714 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_UPDATE_UI, wxUpdateUIEvent);
715 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SIZING, wxSizeEvent);
716 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOVING, wxMoveEvent);
717 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOVE_START, wxMoveEvent);
718 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOVE_END, wxMoveEvent);
719 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_HIBERNATE, wxActivateEvent);
720
721 // Clipboard events
722 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TEXT_COPY, wxClipboardTextEvent);
723 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TEXT_CUT, wxClipboardTextEvent);
724 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TEXT_PASTE, wxClipboardTextEvent);
725
726 // Generic command events
727 // Note: a click is a higher-level event than button down/up
728 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_LEFT_CLICK, wxCommandEvent);
729 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_LEFT_DCLICK, wxCommandEvent);
730 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_RIGHT_CLICK, wxCommandEvent);
731 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_RIGHT_DCLICK, wxCommandEvent);
732 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_SET_FOCUS, wxCommandEvent);
733 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_KILL_FOCUS, wxCommandEvent);
734 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_ENTER, wxCommandEvent);
735
736 // Help events
737 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_HELP, wxHelpEvent);
738 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_DETAILED_HELP, wxHelpEvent);
739
740 // these 2 events are the same
741 #define wxEVT_COMMAND_TOOL_CLICKED wxEVT_COMMAND_MENU_SELECTED
742
743 // ----------------------------------------------------------------------------
744 // Compatibility
745 // ----------------------------------------------------------------------------
746
747 // this event is also used by wxComboBox and wxSpinCtrl which don't include
748 // wx/textctrl.h in all ports [yet], so declare it here as well
749 //
750 // still, any new code using it should include wx/textctrl.h explicitly
751 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TEXT_UPDATED, wxCommandEvent);
752
753
754 // ----------------------------------------------------------------------------
755 // wxEvent(-derived) classes
756 // ----------------------------------------------------------------------------
757
758 // the predefined constants for the number of times we propagate event
759 // upwards window child-parent chain
760 enum wxEventPropagation
761 {
762 // don't propagate it at all
763 wxEVENT_PROPAGATE_NONE = 0,
764
765 // propagate it until it is processed
766 wxEVENT_PROPAGATE_MAX = INT_MAX
767 };
768
769 // The different categories for a wxEvent; see wxEvent::GetEventCategory.
770 // NOTE: they are used as OR-combinable flags by wxEventLoopBase::YieldFor
771 enum wxEventCategory
772 {
773 // this is the category for those events which are generated to update
774 // the appearance of the GUI but which (usually) do not comport data
775 // processing, i.e. which do not provide input or output data
776 // (e.g. size events, scroll events, etc).
777 // They are events NOT directly generated by the user's input devices.
778 wxEVT_CATEGORY_UI = 1,
779
780 // this category groups those events which are generated directly from the
781 // user through input devices like mouse and keyboard and usually result in
782 // data to be processed from the application.
783 // (e.g. mouse clicks, key presses, etc)
784 wxEVT_CATEGORY_USER_INPUT = 2,
785
786 // this category is for wxSocketEvent
787 wxEVT_CATEGORY_SOCKET = 4,
788
789 // this category is for wxTimerEvent
790 wxEVT_CATEGORY_TIMER = 8,
791
792 // this category is for any event used to send notifications from the
793 // secondary threads to the main one or in general for notifications among
794 // different threads (which may or may not be user-generated)
795 wxEVT_CATEGORY_THREAD = 16,
796
797
798 // implementation only
799
800 // used in the implementations of wxEventLoopBase::YieldFor
801 wxEVT_CATEGORY_UNKNOWN = 32,
802
803 // a special category used as an argument to wxEventLoopBase::YieldFor to indicate that
804 // Yield() should leave all wxEvents on the queue while emptying the native event queue
805 // (native events will be processed but the wxEvents they generate will be queued)
806 wxEVT_CATEGORY_CLIPBOARD = 64,
807
808
809 // shortcut masks
810
811 // this category groups those events which are emitted in response to
812 // events of the native toolkit and which typically are not-"delayable".
813 wxEVT_CATEGORY_NATIVE_EVENTS = wxEVT_CATEGORY_UI|wxEVT_CATEGORY_USER_INPUT,
814
815 // used in wxEventLoopBase::YieldFor to specify all event categories should be processed:
816 wxEVT_CATEGORY_ALL =
817 wxEVT_CATEGORY_UI|wxEVT_CATEGORY_USER_INPUT|wxEVT_CATEGORY_SOCKET| \
818 wxEVT_CATEGORY_TIMER|wxEVT_CATEGORY_THREAD
819 };
820
821 /*
822 * wxWidgets events, covering all interesting things that might happen
823 * (button clicking, resizing, setting text in widgets, etc.).
824 *
825 * For each completely new event type, derive a new event class.
826 * An event CLASS represents a C++ class defining a range of similar event TYPES;
827 * examples are canvas events, panel item command events.
828 * An event TYPE is a unique identifier for a particular system event,
829 * such as a button press or a listbox deselection.
830 *
831 */
832
833 class WXDLLIMPEXP_BASE wxEvent : public wxObject
834 {
835 public:
836 wxEvent(int winid = 0, wxEventType commandType = wxEVT_NULL );
837
838 void SetEventType(wxEventType typ) { m_eventType = typ; }
839 wxEventType GetEventType() const { return m_eventType; }
840
841 wxObject *GetEventObject() const { return m_eventObject; }
842 void SetEventObject(wxObject *obj) { m_eventObject = obj; }
843
844 long GetTimestamp() const { return m_timeStamp; }
845 void SetTimestamp(long ts = 0) { m_timeStamp = ts; }
846
847 int GetId() const { return m_id; }
848 void SetId(int Id) { m_id = Id; }
849
850 // Can instruct event processor that we wish to ignore this event
851 // (treat as if the event table entry had not been found): this must be done
852 // to allow the event processing by the base classes (calling event.Skip()
853 // is the analog of calling the base class version of a virtual function)
854 void Skip(bool skip = true) { m_skipped = skip; }
855 bool GetSkipped() const { return m_skipped; }
856
857 // This function is used to create a copy of the event polymorphically and
858 // all derived classes must implement it because otherwise wxPostEvent()
859 // for them wouldn't work (it needs to do a copy of the event)
860 virtual wxEvent *Clone() const = 0;
861
862 // this function is used to selectively process events in wxEventLoopBase::YieldFor
863 // NOTE: by default it returns wxEVT_CATEGORY_UI just because the major
864 // part of wxWidgets events belong to that category.
865 virtual wxEventCategory GetEventCategory() const
866 { return wxEVT_CATEGORY_UI; }
867
868 // Implementation only: this test is explicitly anti OO and this function
869 // exists only for optimization purposes.
870 bool IsCommandEvent() const { return m_isCommandEvent; }
871
872 // Determine if this event should be propagating to the parent window.
873 bool ShouldPropagate() const
874 { return m_propagationLevel != wxEVENT_PROPAGATE_NONE; }
875
876 // Stop an event from propagating to its parent window, returns the old
877 // propagation level value
878 int StopPropagation()
879 {
880 int propagationLevel = m_propagationLevel;
881 m_propagationLevel = wxEVENT_PROPAGATE_NONE;
882 return propagationLevel;
883 }
884
885 // Resume the event propagation by restoring the propagation level
886 // (returned by StopPropagation())
887 void ResumePropagation(int propagationLevel)
888 {
889 m_propagationLevel = propagationLevel;
890 }
891
892
893 // This is for internal use only and is only called by
894 // wxEvtHandler::ProcessEvent() to check whether it's the first time this
895 // event is being processed
896 bool WasProcessed()
897 {
898 if ( m_wasProcessed )
899 return true;
900
901 m_wasProcessed = true;
902
903 return false;
904 }
905
906 protected:
907 wxObject* m_eventObject;
908 wxEventType m_eventType;
909 long m_timeStamp;
910 int m_id;
911
912 public:
913 // m_callbackUserData is for internal usage only
914 wxObject* m_callbackUserData;
915
916 protected:
917 // the propagation level: while it is positive, we propagate the event to
918 // the parent window (if any)
919 int m_propagationLevel;
920
921 bool m_skipped;
922 bool m_isCommandEvent;
923
924 // initially false but becomes true as soon as WasProcessed() is called for
925 // the first time, as this is done only by ProcessEvent() it explains the
926 // variable name: it becomes true after ProcessEvent() was called at least
927 // once for this event
928 bool m_wasProcessed;
929
930 protected:
931 wxEvent(const wxEvent&); // for implementing Clone()
932 wxEvent& operator=(const wxEvent&); // for derived classes operator=()
933
934 private:
935 // it needs to access our m_propagationLevel
936 friend class WXDLLIMPEXP_FWD_BASE wxPropagateOnce;
937
938 DECLARE_ABSTRACT_CLASS(wxEvent)
939 };
940
941 /*
942 * Helper class to temporarily change an event not to propagate.
943 */
944 class WXDLLIMPEXP_BASE wxPropagationDisabler
945 {
946 public:
947 wxPropagationDisabler(wxEvent& event) : m_event(event)
948 {
949 m_propagationLevelOld = m_event.StopPropagation();
950 }
951
952 ~wxPropagationDisabler()
953 {
954 m_event.ResumePropagation(m_propagationLevelOld);
955 }
956
957 private:
958 wxEvent& m_event;
959 int m_propagationLevelOld;
960
961 wxDECLARE_NO_COPY_CLASS(wxPropagationDisabler);
962 };
963
964 /*
965 * Another one to temporarily lower propagation level.
966 */
967 class WXDLLIMPEXP_BASE wxPropagateOnce
968 {
969 public:
970 wxPropagateOnce(wxEvent& event) : m_event(event)
971 {
972 wxASSERT_MSG( m_event.m_propagationLevel > 0,
973 _T("shouldn't be used unless ShouldPropagate()!") );
974
975 m_event.m_propagationLevel--;
976 }
977
978 ~wxPropagateOnce()
979 {
980 m_event.m_propagationLevel++;
981 }
982
983 private:
984 wxEvent& m_event;
985
986 wxDECLARE_NO_COPY_CLASS(wxPropagateOnce);
987 };
988
989
990 #if wxUSE_GUI
991
992
993 // Item or menu event class
994 /*
995 wxEVT_COMMAND_BUTTON_CLICKED
996 wxEVT_COMMAND_CHECKBOX_CLICKED
997 wxEVT_COMMAND_CHOICE_SELECTED
998 wxEVT_COMMAND_LISTBOX_SELECTED
999 wxEVT_COMMAND_LISTBOX_DOUBLECLICKED
1000 wxEVT_COMMAND_TEXT_UPDATED
1001 wxEVT_COMMAND_TEXT_ENTER
1002 wxEVT_COMMAND_MENU_SELECTED
1003 wxEVT_COMMAND_SLIDER_UPDATED
1004 wxEVT_COMMAND_RADIOBOX_SELECTED
1005 wxEVT_COMMAND_RADIOBUTTON_SELECTED
1006 wxEVT_COMMAND_SCROLLBAR_UPDATED
1007 wxEVT_COMMAND_VLBOX_SELECTED
1008 wxEVT_COMMAND_COMBOBOX_SELECTED
1009 wxEVT_COMMAND_TOGGLEBUTTON_CLICKED
1010 */
1011
1012 class WXDLLIMPEXP_CORE wxCommandEvent : public wxEvent
1013 {
1014 public:
1015 wxCommandEvent(wxEventType commandType = wxEVT_NULL, int winid = 0);
1016
1017 wxCommandEvent(const wxCommandEvent& event)
1018 : wxEvent(event),
1019 m_cmdString(event.m_cmdString),
1020 m_commandInt(event.m_commandInt),
1021 m_extraLong(event.m_extraLong),
1022 m_clientData(event.m_clientData),
1023 m_clientObject(event.m_clientObject)
1024 { }
1025
1026 // Set/Get client data from controls
1027 void SetClientData(void* clientData) { m_clientData = clientData; }
1028 void *GetClientData() const { return m_clientData; }
1029
1030 // Set/Get client object from controls
1031 void SetClientObject(wxClientData* clientObject) { m_clientObject = clientObject; }
1032 wxClientData *GetClientObject() const { return m_clientObject; }
1033
1034 // Get listbox selection if single-choice
1035 int GetSelection() const { return m_commandInt; }
1036
1037 // Set/Get listbox/choice selection string
1038 void SetString(const wxString& s) { m_cmdString = s; }
1039 wxString GetString() const;
1040
1041 // Get checkbox value
1042 bool IsChecked() const { return m_commandInt != 0; }
1043
1044 // true if the listbox event was a selection.
1045 bool IsSelection() const { return (m_extraLong != 0); }
1046
1047 void SetExtraLong(long extraLong) { m_extraLong = extraLong; }
1048 long GetExtraLong() const { return m_extraLong; }
1049
1050 void SetInt(int i) { m_commandInt = i; }
1051 int GetInt() const { return m_commandInt; }
1052
1053 virtual wxEvent *Clone() const { return new wxCommandEvent(*this); }
1054 virtual wxEventCategory GetEventCategory() const { return wxEVT_CATEGORY_USER_INPUT; }
1055
1056 protected:
1057 wxString m_cmdString; // String event argument
1058 int m_commandInt;
1059 long m_extraLong; // Additional information (e.g. select/deselect)
1060 void* m_clientData; // Arbitrary client data
1061 wxClientData* m_clientObject; // Arbitrary client object
1062
1063 private:
1064 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxCommandEvent)
1065 };
1066
1067 // this class adds a possibility to react (from the user) code to a control
1068 // notification: allow or veto the operation being reported.
1069 class WXDLLIMPEXP_CORE wxNotifyEvent : public wxCommandEvent
1070 {
1071 public:
1072 wxNotifyEvent(wxEventType commandType = wxEVT_NULL, int winid = 0)
1073 : wxCommandEvent(commandType, winid)
1074 { m_bAllow = true; }
1075
1076 wxNotifyEvent(const wxNotifyEvent& event)
1077 : wxCommandEvent(event)
1078 { m_bAllow = event.m_bAllow; }
1079
1080 // veto the operation (usually it's allowed by default)
1081 void Veto() { m_bAllow = false; }
1082
1083 // allow the operation if it was disabled by default
1084 void Allow() { m_bAllow = true; }
1085
1086 // for implementation code only: is the operation allowed?
1087 bool IsAllowed() const { return m_bAllow; }
1088
1089 virtual wxEvent *Clone() const { return new wxNotifyEvent(*this); }
1090
1091 private:
1092 bool m_bAllow;
1093
1094 private:
1095 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxNotifyEvent)
1096 };
1097
1098
1099 // Thread event
1100
1101 class WXDLLIMPEXP_CORE wxThreadEvent : public wxCommandEvent
1102 {
1103 public:
1104 wxThreadEvent(wxEventType eventType = wxEVT_COMMAND_THREAD, int id = wxID_ANY)
1105 : wxCommandEvent(eventType, id)
1106 { }
1107
1108 wxThreadEvent(const wxThreadEvent& event)
1109 : wxCommandEvent(event)
1110 {
1111 // make sure our string member (which uses COW, aka refcounting) is not
1112 // shared by other wxString instances:
1113 SetString(GetString().c_str());
1114 }
1115
1116 virtual wxEvent *Clone() const
1117 {
1118 wxThreadEvent* ev = new wxThreadEvent(*this);
1119
1120 // make sure our string member (which uses COW, aka refcounting) is not
1121 // shared by other wxString instances:
1122 ev->SetString(GetString().c_str());
1123 return ev;
1124 }
1125
1126 // this is important to avoid that calling wxEventLoopBase::YieldFor thread events
1127 // gets processed when this is unwanted:
1128 virtual wxEventCategory GetEventCategory() const
1129 { return wxEVT_CATEGORY_THREAD; }
1130
1131 private:
1132 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxThreadEvent)
1133 };
1134
1135
1136
1137 // Scroll event class, derived form wxCommandEvent. wxScrollEvents are
1138 // sent by wxSlider and wxScrollBar.
1139 /*
1140 wxEVT_SCROLL_TOP
1141 wxEVT_SCROLL_BOTTOM
1142 wxEVT_SCROLL_LINEUP
1143 wxEVT_SCROLL_LINEDOWN
1144 wxEVT_SCROLL_PAGEUP
1145 wxEVT_SCROLL_PAGEDOWN
1146 wxEVT_SCROLL_THUMBTRACK
1147 wxEVT_SCROLL_THUMBRELEASE
1148 wxEVT_SCROLL_CHANGED
1149 */
1150
1151 class WXDLLIMPEXP_CORE wxScrollEvent : public wxCommandEvent
1152 {
1153 public:
1154 wxScrollEvent(wxEventType commandType = wxEVT_NULL,
1155 int winid = 0, int pos = 0, int orient = 0);
1156
1157 int GetOrientation() const { return (int) m_extraLong; }
1158 int GetPosition() const { return m_commandInt; }
1159 void SetOrientation(int orient) { m_extraLong = (long) orient; }
1160 void SetPosition(int pos) { m_commandInt = pos; }
1161
1162 virtual wxEvent *Clone() const { return new wxScrollEvent(*this); }
1163
1164 private:
1165 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxScrollEvent)
1166 };
1167
1168 // ScrollWin event class, derived fom wxEvent. wxScrollWinEvents
1169 // are sent by wxWindow.
1170 /*
1171 wxEVT_SCROLLWIN_TOP
1172 wxEVT_SCROLLWIN_BOTTOM
1173 wxEVT_SCROLLWIN_LINEUP
1174 wxEVT_SCROLLWIN_LINEDOWN
1175 wxEVT_SCROLLWIN_PAGEUP
1176 wxEVT_SCROLLWIN_PAGEDOWN
1177 wxEVT_SCROLLWIN_THUMBTRACK
1178 wxEVT_SCROLLWIN_THUMBRELEASE
1179 */
1180
1181 class WXDLLIMPEXP_CORE wxScrollWinEvent : public wxEvent
1182 {
1183 public:
1184 wxScrollWinEvent(wxEventType commandType = wxEVT_NULL,
1185 int pos = 0, int orient = 0);
1186 wxScrollWinEvent(const wxScrollWinEvent& event) : wxEvent(event)
1187 { m_commandInt = event.m_commandInt;
1188 m_extraLong = event.m_extraLong; }
1189
1190 int GetOrientation() const { return (int) m_extraLong; }
1191 int GetPosition() const { return m_commandInt; }
1192 void SetOrientation(int orient) { m_extraLong = (long) orient; }
1193 void SetPosition(int pos) { m_commandInt = pos; }
1194
1195 virtual wxEvent *Clone() const { return new wxScrollWinEvent(*this); }
1196
1197 protected:
1198 int m_commandInt;
1199 long m_extraLong;
1200
1201 private:
1202 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxScrollWinEvent)
1203 };
1204
1205
1206
1207 // Mouse event class
1208
1209 /*
1210 wxEVT_LEFT_DOWN
1211 wxEVT_LEFT_UP
1212 wxEVT_MIDDLE_DOWN
1213 wxEVT_MIDDLE_UP
1214 wxEVT_RIGHT_DOWN
1215 wxEVT_RIGHT_UP
1216 wxEVT_MOTION
1217 wxEVT_ENTER_WINDOW
1218 wxEVT_LEAVE_WINDOW
1219 wxEVT_LEFT_DCLICK
1220 wxEVT_MIDDLE_DCLICK
1221 wxEVT_RIGHT_DCLICK
1222 wxEVT_NC_LEFT_DOWN
1223 wxEVT_NC_LEFT_UP,
1224 wxEVT_NC_MIDDLE_DOWN,
1225 wxEVT_NC_MIDDLE_UP,
1226 wxEVT_NC_RIGHT_DOWN,
1227 wxEVT_NC_RIGHT_UP,
1228 wxEVT_NC_MOTION,
1229 wxEVT_NC_ENTER_WINDOW,
1230 wxEVT_NC_LEAVE_WINDOW,
1231 wxEVT_NC_LEFT_DCLICK,
1232 wxEVT_NC_MIDDLE_DCLICK,
1233 wxEVT_NC_RIGHT_DCLICK,
1234 */
1235
1236 // the symbolic names for the mouse buttons
1237 enum
1238 {
1239 wxMOUSE_BTN_ANY = -1,
1240 wxMOUSE_BTN_NONE = 0,
1241 wxMOUSE_BTN_LEFT = 1,
1242 wxMOUSE_BTN_MIDDLE = 2,
1243 wxMOUSE_BTN_RIGHT = 3,
1244 wxMOUSE_BTN_AUX1 = 4,
1245 wxMOUSE_BTN_AUX2 = 5,
1246 wxMOUSE_BTN_MAX
1247 };
1248
1249 class WXDLLIMPEXP_CORE wxMouseEvent : public wxEvent,
1250 public wxMouseState
1251 {
1252 public:
1253 wxMouseEvent(wxEventType mouseType = wxEVT_NULL);
1254 wxMouseEvent(const wxMouseEvent& event)
1255 : wxEvent(event),
1256 wxMouseState(event)
1257 {
1258 Assign(event);
1259 }
1260
1261 // Was it a button event? (*doesn't* mean: is any button *down*?)
1262 bool IsButton() const { return Button(wxMOUSE_BTN_ANY); }
1263
1264 // Was it a down event from this (or any) button?
1265 bool ButtonDown(int but = wxMOUSE_BTN_ANY) const;
1266
1267 // Was it a dclick event from this (or any) button?
1268 bool ButtonDClick(int but = wxMOUSE_BTN_ANY) const;
1269
1270 // Was it a up event from this (or any) button?
1271 bool ButtonUp(int but = wxMOUSE_BTN_ANY) const;
1272
1273 // Was the given button?
1274 bool Button(int but) const;
1275
1276 // Was the given button in Down state?
1277 bool ButtonIsDown(int but) const;
1278
1279 // Get the button which is changing state (wxMOUSE_BTN_NONE if none)
1280 int GetButton() const;
1281
1282 // Find which event was just generated
1283 bool LeftDown() const { return (m_eventType == wxEVT_LEFT_DOWN); }
1284 bool MiddleDown() const { return (m_eventType == wxEVT_MIDDLE_DOWN); }
1285 bool RightDown() const { return (m_eventType == wxEVT_RIGHT_DOWN); }
1286 bool Aux1Down() const { return (m_eventType == wxEVT_AUX1_DOWN); }
1287 bool Aux2Down() const { return (m_eventType == wxEVT_AUX2_DOWN); }
1288
1289 bool LeftUp() const { return (m_eventType == wxEVT_LEFT_UP); }
1290 bool MiddleUp() const { return (m_eventType == wxEVT_MIDDLE_UP); }
1291 bool RightUp() const { return (m_eventType == wxEVT_RIGHT_UP); }
1292 bool Aux1Up() const { return (m_eventType == wxEVT_AUX1_UP); }
1293 bool Aux2Up() const { return (m_eventType == wxEVT_AUX2_UP); }
1294
1295 bool LeftDClick() const { return (m_eventType == wxEVT_LEFT_DCLICK); }
1296 bool MiddleDClick() const { return (m_eventType == wxEVT_MIDDLE_DCLICK); }
1297 bool RightDClick() const { return (m_eventType == wxEVT_RIGHT_DCLICK); }
1298 bool Aux1DClick() const { return (m_eventType == wxEVT_AUX1_UP); }
1299 bool Aux2DClick() const { return (m_eventType == wxEVT_AUX2_UP); }
1300
1301 // Find the current state of the mouse buttons (regardless
1302 // of current event type)
1303 bool LeftIsDown() const { return m_leftDown; }
1304 bool MiddleIsDown() const { return m_middleDown; }
1305 bool RightIsDown() const { return m_rightDown; }
1306 bool Aux1IsDown() const { return m_aux1Down; }
1307 bool Aux2IsDown() const { return m_aux2Down; }
1308
1309 // True if a button is down and the mouse is moving
1310 bool Dragging() const
1311 {
1312 return (m_eventType == wxEVT_MOTION) && ButtonIsDown(wxMOUSE_BTN_ANY);
1313 }
1314
1315 // True if the mouse is moving, and no button is down
1316 bool Moving() const
1317 {
1318 return (m_eventType == wxEVT_MOTION) && !ButtonIsDown(wxMOUSE_BTN_ANY);
1319 }
1320
1321 // True if the mouse is just entering the window
1322 bool Entering() const { return (m_eventType == wxEVT_ENTER_WINDOW); }
1323
1324 // True if the mouse is just leaving the window
1325 bool Leaving() const { return (m_eventType == wxEVT_LEAVE_WINDOW); }
1326
1327 // Returns the number of mouse clicks associated with this event.
1328 int GetClickCount() const { return m_clickCount; }
1329
1330
1331 // Find the position of the event
1332 void GetPosition(wxCoord *xpos, wxCoord *ypos) const
1333 {
1334 if (xpos)
1335 *xpos = m_x;
1336 if (ypos)
1337 *ypos = m_y;
1338 }
1339
1340 void GetPosition(long *xpos, long *ypos) const
1341 {
1342 if (xpos)
1343 *xpos = (long)m_x;
1344 if (ypos)
1345 *ypos = (long)m_y;
1346 }
1347
1348 // Find the position of the event
1349 wxPoint GetPosition() const { return wxPoint(m_x, m_y); }
1350
1351 // Find the logical position of the event given the DC
1352 wxPoint GetLogicalPosition(const wxDC& dc) const;
1353
1354 // Get X position
1355 wxCoord GetX() const { return m_x; }
1356
1357 // Get Y position
1358 wxCoord GetY() const { return m_y; }
1359
1360 // Get wheel rotation, positive or negative indicates direction of
1361 // rotation. Current devices all send an event when rotation is equal to
1362 // +/-WheelDelta, but this allows for finer resolution devices to be
1363 // created in the future. Because of this you shouldn't assume that one
1364 // event is equal to 1 line or whatever, but you should be able to either
1365 // do partial line scrolling or wait until +/-WheelDelta rotation values
1366 // have been accumulated before scrolling.
1367 int GetWheelRotation() const { return m_wheelRotation; }
1368
1369 // Get wheel delta, normally 120. This is the threshold for action to be
1370 // taken, and one such action (for example, scrolling one increment)
1371 // should occur for each delta.
1372 int GetWheelDelta() const { return m_wheelDelta; }
1373
1374 // Gets the axis the wheel operation concerns, 0 being the y axis as on
1375 // most mouse wheels, 1 is the x axis for things like MightyMouse scrolls
1376 // or horizontal trackpad scrolling
1377 int GetWheelAxis() const { return m_wheelAxis; }
1378
1379 // Returns the configured number of lines (or whatever) to be scrolled per
1380 // wheel action. Defaults to one.
1381 int GetLinesPerAction() const { return m_linesPerAction; }
1382
1383 // Is the system set to do page scrolling?
1384 bool IsPageScroll() const { return ((unsigned int)m_linesPerAction == UINT_MAX); }
1385
1386 virtual wxEvent *Clone() const { return new wxMouseEvent(*this); }
1387 virtual wxEventCategory GetEventCategory() const { return wxEVT_CATEGORY_USER_INPUT; }
1388
1389 wxMouseEvent& operator=(const wxMouseEvent& event)
1390 {
1391 if (&event != this)
1392 Assign(event);
1393 return *this;
1394 }
1395
1396 public:
1397 wxCoord m_x, m_y;
1398
1399 bool m_leftDown;
1400 bool m_middleDown;
1401 bool m_rightDown;
1402 bool m_aux1Down;
1403 bool m_aux2Down;
1404
1405 int m_clickCount;
1406
1407 int m_wheelAxis;
1408 int m_wheelRotation;
1409 int m_wheelDelta;
1410 int m_linesPerAction;
1411
1412 protected:
1413 void Assign(const wxMouseEvent& evt);
1414
1415 private:
1416 DECLARE_DYNAMIC_CLASS(wxMouseEvent)
1417 };
1418
1419 // Cursor set event
1420
1421 /*
1422 wxEVT_SET_CURSOR
1423 */
1424
1425 class WXDLLIMPEXP_CORE wxSetCursorEvent : public wxEvent
1426 {
1427 public:
1428 wxSetCursorEvent(wxCoord x = 0, wxCoord y = 0)
1429 : wxEvent(0, wxEVT_SET_CURSOR),
1430 m_x(x), m_y(y), m_cursor()
1431 { }
1432
1433 wxSetCursorEvent(const wxSetCursorEvent& event)
1434 : wxEvent(event),
1435 m_x(event.m_x),
1436 m_y(event.m_y),
1437 m_cursor(event.m_cursor)
1438 { }
1439
1440 wxCoord GetX() const { return m_x; }
1441 wxCoord GetY() const { return m_y; }
1442
1443 void SetCursor(const wxCursor& cursor) { m_cursor = cursor; }
1444 const wxCursor& GetCursor() const { return m_cursor; }
1445 bool HasCursor() const { return m_cursor.Ok(); }
1446
1447 virtual wxEvent *Clone() const { return new wxSetCursorEvent(*this); }
1448
1449 private:
1450 wxCoord m_x, m_y;
1451 wxCursor m_cursor;
1452
1453 private:
1454 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxSetCursorEvent)
1455 };
1456
1457 // Keyboard input event class
1458
1459 /*
1460 wxEVT_CHAR
1461 wxEVT_CHAR_HOOK
1462 wxEVT_KEY_DOWN
1463 wxEVT_KEY_UP
1464 wxEVT_HOTKEY
1465 */
1466
1467 class WXDLLIMPEXP_CORE wxKeyEvent : public wxEvent,
1468 public wxKeyboardState
1469 {
1470 public:
1471 wxKeyEvent(wxEventType keyType = wxEVT_NULL);
1472 wxKeyEvent(const wxKeyEvent& evt);
1473
1474 // get the key code: an ASCII7 char or an element of wxKeyCode enum
1475 int GetKeyCode() const { return (int)m_keyCode; }
1476
1477 #if wxUSE_UNICODE
1478 // get the Unicode character corresponding to this key
1479 wxChar GetUnicodeKey() const { return m_uniChar; }
1480 #endif // wxUSE_UNICODE
1481
1482 // get the raw key code (platform-dependent)
1483 wxUint32 GetRawKeyCode() const { return m_rawCode; }
1484
1485 // get the raw key flags (platform-dependent)
1486 wxUint32 GetRawKeyFlags() const { return m_rawFlags; }
1487
1488 // Find the position of the event
1489 void GetPosition(wxCoord *xpos, wxCoord *ypos) const
1490 {
1491 if (xpos) *xpos = m_x;
1492 if (ypos) *ypos = m_y;
1493 }
1494
1495 void GetPosition(long *xpos, long *ypos) const
1496 {
1497 if (xpos) *xpos = (long)m_x;
1498 if (ypos) *ypos = (long)m_y;
1499 }
1500
1501 wxPoint GetPosition() const
1502 { return wxPoint(m_x, m_y); }
1503
1504 // Get X position
1505 wxCoord GetX() const { return m_x; }
1506
1507 // Get Y position
1508 wxCoord GetY() const { return m_y; }
1509
1510 virtual wxEvent *Clone() const { return new wxKeyEvent(*this); }
1511 virtual wxEventCategory GetEventCategory() const { return wxEVT_CATEGORY_USER_INPUT; }
1512
1513 // we do need to copy wxKeyEvent sometimes (in wxTreeCtrl code, for
1514 // example)
1515 wxKeyEvent& operator=(const wxKeyEvent& evt)
1516 {
1517 if ( &evt != this )
1518 {
1519 wxEvent::operator=(evt);
1520
1521 // Borland C++ 5.82 doesn't compile an explicit call to an
1522 // implicitly defined operator=() so need to do it this way:
1523 *static_cast<wxKeyboardState *>(this) = evt;
1524
1525 m_x = evt.m_x;
1526 m_y = evt.m_y;
1527
1528 m_keyCode = evt.m_keyCode;
1529
1530 m_rawCode = evt.m_rawCode;
1531 m_rawFlags = evt.m_rawFlags;
1532 #if wxUSE_UNICODE
1533 m_uniChar = evt.m_uniChar;
1534 #endif
1535 }
1536 return *this;
1537 }
1538
1539 public:
1540 wxCoord m_x, m_y;
1541
1542 long m_keyCode;
1543
1544 #if wxUSE_UNICODE
1545 // This contains the full Unicode character
1546 // in a character events in Unicode mode
1547 wxChar m_uniChar;
1548 #endif
1549
1550 // these fields contain the platform-specific information about
1551 // key that was pressed
1552 wxUint32 m_rawCode;
1553 wxUint32 m_rawFlags;
1554
1555 private:
1556 DECLARE_DYNAMIC_CLASS(wxKeyEvent)
1557 };
1558
1559 // Size event class
1560 /*
1561 wxEVT_SIZE
1562 */
1563
1564 class WXDLLIMPEXP_CORE wxSizeEvent : public wxEvent
1565 {
1566 public:
1567 wxSizeEvent() : wxEvent(0, wxEVT_SIZE)
1568 { }
1569 wxSizeEvent(const wxSize& sz, int winid = 0)
1570 : wxEvent(winid, wxEVT_SIZE),
1571 m_size(sz)
1572 { }
1573 wxSizeEvent(const wxSizeEvent& event)
1574 : wxEvent(event),
1575 m_size(event.m_size), m_rect(event.m_rect)
1576 { }
1577 wxSizeEvent(const wxRect& rect, int id = 0)
1578 : m_size(rect.GetSize()), m_rect(rect)
1579 { m_eventType = wxEVT_SIZING; m_id = id; }
1580
1581 wxSize GetSize() const { return m_size; }
1582 wxRect GetRect() const { return m_rect; }
1583 void SetRect(const wxRect& rect) { m_rect = rect; }
1584
1585 virtual wxEvent *Clone() const { return new wxSizeEvent(*this); }
1586
1587 public:
1588 // For internal usage only. Will be converted to protected members.
1589 wxSize m_size;
1590 wxRect m_rect; // Used for wxEVT_SIZING
1591
1592 private:
1593 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxSizeEvent)
1594 };
1595
1596 // Move event class
1597
1598 /*
1599 wxEVT_MOVE
1600 */
1601
1602 class WXDLLIMPEXP_CORE wxMoveEvent : public wxEvent
1603 {
1604 public:
1605 wxMoveEvent()
1606 : wxEvent(0, wxEVT_MOVE)
1607 { }
1608 wxMoveEvent(const wxPoint& pos, int winid = 0)
1609 : wxEvent(winid, wxEVT_MOVE),
1610 m_pos(pos)
1611 { }
1612 wxMoveEvent(const wxMoveEvent& event)
1613 : wxEvent(event),
1614 m_pos(event.m_pos)
1615 { }
1616 wxMoveEvent(const wxRect& rect, int id = 0)
1617 : m_pos(rect.GetPosition()), m_rect(rect)
1618 { m_eventType = wxEVT_MOVING; m_id = id; }
1619
1620 wxPoint GetPosition() const { return m_pos; }
1621 void SetPosition(const wxPoint& pos) { m_pos = pos; }
1622 wxRect GetRect() const { return m_rect; }
1623 void SetRect(const wxRect& rect) { m_rect = rect; }
1624
1625 virtual wxEvent *Clone() const { return new wxMoveEvent(*this); }
1626
1627 protected:
1628 wxPoint m_pos;
1629 wxRect m_rect;
1630
1631 private:
1632 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxMoveEvent)
1633 };
1634
1635 // Paint event class
1636 /*
1637 wxEVT_PAINT
1638 wxEVT_NC_PAINT
1639 wxEVT_PAINT_ICON
1640 */
1641
1642 #if defined(__WXDEBUG__) && (defined(__WXMSW__) || defined(__WXPM__))
1643 // see comments in src/msw|os2/dcclient.cpp where g_isPainting is defined
1644 extern WXDLLIMPEXP_CORE int g_isPainting;
1645 #endif // debug
1646
1647 class WXDLLIMPEXP_CORE wxPaintEvent : public wxEvent
1648 {
1649 public:
1650 wxPaintEvent(int Id = 0)
1651 : wxEvent(Id, wxEVT_PAINT)
1652 {
1653 #if defined(__WXDEBUG__) && (defined(__WXMSW__) || defined(__WXPM__))
1654 // set the internal flag for the duration of processing of WM_PAINT
1655 g_isPainting++;
1656 #endif // debug
1657 }
1658
1659 // default copy ctor and dtor are normally fine, we only need them to keep
1660 // g_isPainting updated in debug build
1661 #if defined(__WXDEBUG__) && (defined(__WXMSW__) || defined(__WXPM__))
1662 wxPaintEvent(const wxPaintEvent& event)
1663 : wxEvent(event)
1664 {
1665 g_isPainting++;
1666 }
1667
1668 virtual ~wxPaintEvent()
1669 {
1670 g_isPainting--;
1671 }
1672 #endif // debug
1673
1674 virtual wxEvent *Clone() const { return new wxPaintEvent(*this); }
1675
1676 private:
1677 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxPaintEvent)
1678 };
1679
1680 class WXDLLIMPEXP_CORE wxNcPaintEvent : public wxEvent
1681 {
1682 public:
1683 wxNcPaintEvent(int winid = 0)
1684 : wxEvent(winid, wxEVT_NC_PAINT)
1685 { }
1686
1687 virtual wxEvent *Clone() const { return new wxNcPaintEvent(*this); }
1688
1689 private:
1690 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxNcPaintEvent)
1691 };
1692
1693 // Erase background event class
1694 /*
1695 wxEVT_ERASE_BACKGROUND
1696 */
1697
1698 class WXDLLIMPEXP_CORE wxEraseEvent : public wxEvent
1699 {
1700 public:
1701 wxEraseEvent(int Id = 0, wxDC *dc = NULL)
1702 : wxEvent(Id, wxEVT_ERASE_BACKGROUND),
1703 m_dc(dc)
1704 { }
1705
1706 wxEraseEvent(const wxEraseEvent& event)
1707 : wxEvent(event),
1708 m_dc(event.m_dc)
1709 { }
1710
1711 wxDC *GetDC() const { return m_dc; }
1712
1713 virtual wxEvent *Clone() const { return new wxEraseEvent(*this); }
1714
1715 protected:
1716 wxDC *m_dc;
1717
1718 private:
1719 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxEraseEvent)
1720 };
1721
1722 // Focus event class
1723 /*
1724 wxEVT_SET_FOCUS
1725 wxEVT_KILL_FOCUS
1726 */
1727
1728 class WXDLLIMPEXP_CORE wxFocusEvent : public wxEvent
1729 {
1730 public:
1731 wxFocusEvent(wxEventType type = wxEVT_NULL, int winid = 0)
1732 : wxEvent(winid, type)
1733 { m_win = NULL; }
1734
1735 wxFocusEvent(const wxFocusEvent& event)
1736 : wxEvent(event)
1737 { m_win = event.m_win; }
1738
1739 // The window associated with this event is the window which had focus
1740 // before for SET event and the window which will have focus for the KILL
1741 // one. NB: it may be NULL in both cases!
1742 wxWindow *GetWindow() const { return m_win; }
1743 void SetWindow(wxWindow *win) { m_win = win; }
1744
1745 virtual wxEvent *Clone() const { return new wxFocusEvent(*this); }
1746
1747 private:
1748 wxWindow *m_win;
1749
1750 private:
1751 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxFocusEvent)
1752 };
1753
1754 // wxChildFocusEvent notifies the parent that a child has got the focus: unlike
1755 // wxFocusEvent it is propagated upwards the window chain
1756 class WXDLLIMPEXP_CORE wxChildFocusEvent : public wxCommandEvent
1757 {
1758 public:
1759 wxChildFocusEvent(wxWindow *win = NULL);
1760
1761 wxWindow *GetWindow() const { return (wxWindow *)GetEventObject(); }
1762
1763 virtual wxEvent *Clone() const { return new wxChildFocusEvent(*this); }
1764
1765 private:
1766 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxChildFocusEvent)
1767 };
1768
1769 // Activate event class
1770 /*
1771 wxEVT_ACTIVATE
1772 wxEVT_ACTIVATE_APP
1773 wxEVT_HIBERNATE
1774 */
1775
1776 class WXDLLIMPEXP_CORE wxActivateEvent : public wxEvent
1777 {
1778 public:
1779 wxActivateEvent(wxEventType type = wxEVT_NULL, bool active = true, int Id = 0)
1780 : wxEvent(Id, type)
1781 { m_active = active; }
1782 wxActivateEvent(const wxActivateEvent& event)
1783 : wxEvent(event)
1784 { m_active = event.m_active; }
1785
1786 bool GetActive() const { return m_active; }
1787
1788 virtual wxEvent *Clone() const { return new wxActivateEvent(*this); }
1789
1790 private:
1791 bool m_active;
1792
1793 private:
1794 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxActivateEvent)
1795 };
1796
1797 // InitDialog event class
1798 /*
1799 wxEVT_INIT_DIALOG
1800 */
1801
1802 class WXDLLIMPEXP_CORE wxInitDialogEvent : public wxEvent
1803 {
1804 public:
1805 wxInitDialogEvent(int Id = 0)
1806 : wxEvent(Id, wxEVT_INIT_DIALOG)
1807 { }
1808
1809 virtual wxEvent *Clone() const { return new wxInitDialogEvent(*this); }
1810
1811 private:
1812 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxInitDialogEvent)
1813 };
1814
1815 // Miscellaneous menu event class
1816 /*
1817 wxEVT_MENU_OPEN,
1818 wxEVT_MENU_CLOSE,
1819 wxEVT_MENU_HIGHLIGHT,
1820 */
1821
1822 class WXDLLIMPEXP_CORE wxMenuEvent : public wxEvent
1823 {
1824 public:
1825 wxMenuEvent(wxEventType type = wxEVT_NULL, int winid = 0, wxMenu* menu = NULL)
1826 : wxEvent(winid, type)
1827 { m_menuId = winid; m_menu = menu; }
1828 wxMenuEvent(const wxMenuEvent& event)
1829 : wxEvent(event)
1830 { m_menuId = event.m_menuId; m_menu = event.m_menu; }
1831
1832 // only for wxEVT_MENU_HIGHLIGHT
1833 int GetMenuId() const { return m_menuId; }
1834
1835 // only for wxEVT_MENU_OPEN/CLOSE
1836 bool IsPopup() const { return m_menuId == wxID_ANY; }
1837
1838 // only for wxEVT_MENU_OPEN/CLOSE
1839 wxMenu* GetMenu() const { return m_menu; }
1840
1841 virtual wxEvent *Clone() const { return new wxMenuEvent(*this); }
1842
1843 private:
1844 int m_menuId;
1845 wxMenu* m_menu;
1846
1847 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxMenuEvent)
1848 };
1849
1850 // Window close or session close event class
1851 /*
1852 wxEVT_CLOSE_WINDOW,
1853 wxEVT_END_SESSION,
1854 wxEVT_QUERY_END_SESSION
1855 */
1856
1857 class WXDLLIMPEXP_CORE wxCloseEvent : public wxEvent
1858 {
1859 public:
1860 wxCloseEvent(wxEventType type = wxEVT_NULL, int winid = 0)
1861 : wxEvent(winid, type),
1862 m_loggingOff(true),
1863 m_veto(false), // should be false by default
1864 m_canVeto(true) {}
1865
1866 wxCloseEvent(const wxCloseEvent& event)
1867 : wxEvent(event),
1868 m_loggingOff(event.m_loggingOff),
1869 m_veto(event.m_veto),
1870 m_canVeto(event.m_canVeto) {}
1871
1872 void SetLoggingOff(bool logOff) { m_loggingOff = logOff; }
1873 bool GetLoggingOff() const
1874 {
1875 // m_loggingOff flag is only used by wxEVT_[QUERY_]END_SESSION, it
1876 // doesn't make sense for wxEVT_CLOSE_WINDOW
1877 wxASSERT_MSG( m_eventType != wxEVT_CLOSE_WINDOW,
1878 _T("this flag is for end session events only") );
1879
1880 return m_loggingOff;
1881 }
1882
1883 void Veto(bool veto = true)
1884 {
1885 // GetVeto() will return false anyhow...
1886 wxCHECK_RET( m_canVeto,
1887 wxT("call to Veto() ignored (can't veto this event)") );
1888
1889 m_veto = veto;
1890 }
1891 void SetCanVeto(bool canVeto) { m_canVeto = canVeto; }
1892 bool CanVeto() const { return m_canVeto; }
1893 bool GetVeto() const { return m_canVeto && m_veto; }
1894
1895 virtual wxEvent *Clone() const { return new wxCloseEvent(*this); }
1896
1897 protected:
1898 bool m_loggingOff,
1899 m_veto,
1900 m_canVeto;
1901
1902 private:
1903 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxCloseEvent)
1904 };
1905
1906 /*
1907 wxEVT_SHOW
1908 */
1909
1910 class WXDLLIMPEXP_CORE wxShowEvent : public wxEvent
1911 {
1912 public:
1913 wxShowEvent(int winid = 0, bool show = false)
1914 : wxEvent(winid, wxEVT_SHOW)
1915 { m_show = show; }
1916 wxShowEvent(const wxShowEvent& event)
1917 : wxEvent(event)
1918 { m_show = event.m_show; }
1919
1920 void SetShow(bool show) { m_show = show; }
1921
1922 // return true if the window was shown, false if hidden
1923 bool IsShown() const { return m_show; }
1924
1925 #if WXWIN_COMPATIBILITY_2_8
1926 wxDEPRECATED( bool GetShow() const { return IsShown(); } )
1927 #endif
1928
1929 virtual wxEvent *Clone() const { return new wxShowEvent(*this); }
1930
1931 protected:
1932 bool m_show;
1933
1934 private:
1935 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxShowEvent)
1936 };
1937
1938 /*
1939 wxEVT_ICONIZE
1940 */
1941
1942 class WXDLLIMPEXP_CORE wxIconizeEvent : public wxEvent
1943 {
1944 public:
1945 wxIconizeEvent(int winid = 0, bool iconized = true)
1946 : wxEvent(winid, wxEVT_ICONIZE)
1947 { m_iconized = iconized; }
1948 wxIconizeEvent(const wxIconizeEvent& event)
1949 : wxEvent(event)
1950 { m_iconized = event.m_iconized; }
1951
1952 #if WXWIN_COMPATIBILITY_2_8
1953 wxDEPRECATED( bool Iconized() const { return IsIconized(); } )
1954 #endif
1955 // return true if the frame was iconized, false if restored
1956 bool IsIconized() const { return m_iconized; }
1957
1958 virtual wxEvent *Clone() const { return new wxIconizeEvent(*this); }
1959
1960 protected:
1961 bool m_iconized;
1962
1963 private:
1964 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxIconizeEvent)
1965 };
1966 /*
1967 wxEVT_MAXIMIZE
1968 */
1969
1970 class WXDLLIMPEXP_CORE wxMaximizeEvent : public wxEvent
1971 {
1972 public:
1973 wxMaximizeEvent(int winid = 0)
1974 : wxEvent(winid, wxEVT_MAXIMIZE)
1975 { }
1976
1977 virtual wxEvent *Clone() const { return new wxMaximizeEvent(*this); }
1978
1979 private:
1980 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxMaximizeEvent)
1981 };
1982
1983 // Joystick event class
1984 /*
1985 wxEVT_JOY_BUTTON_DOWN,
1986 wxEVT_JOY_BUTTON_UP,
1987 wxEVT_JOY_MOVE,
1988 wxEVT_JOY_ZMOVE
1989 */
1990
1991 // Which joystick? Same as Windows ids so no conversion necessary.
1992 enum
1993 {
1994 wxJOYSTICK1,
1995 wxJOYSTICK2
1996 };
1997
1998 // Which button is down?
1999 enum
2000 {
2001 wxJOY_BUTTON_ANY = -1,
2002 wxJOY_BUTTON1 = 1,
2003 wxJOY_BUTTON2 = 2,
2004 wxJOY_BUTTON3 = 4,
2005 wxJOY_BUTTON4 = 8
2006 };
2007
2008 class WXDLLIMPEXP_CORE wxJoystickEvent : public wxEvent
2009 {
2010 protected:
2011 wxPoint m_pos;
2012 int m_zPosition;
2013 int m_buttonChange; // Which button changed?
2014 int m_buttonState; // Which buttons are down?
2015 int m_joyStick; // Which joystick?
2016
2017 public:
2018 wxJoystickEvent(wxEventType type = wxEVT_NULL,
2019 int state = 0,
2020 int joystick = wxJOYSTICK1,
2021 int change = 0)
2022 : wxEvent(0, type),
2023 m_pos(),
2024 m_zPosition(0),
2025 m_buttonChange(change),
2026 m_buttonState(state),
2027 m_joyStick(joystick)
2028 {
2029 }
2030 wxJoystickEvent(const wxJoystickEvent& event)
2031 : wxEvent(event),
2032 m_pos(event.m_pos),
2033 m_zPosition(event.m_zPosition),
2034 m_buttonChange(event.m_buttonChange),
2035 m_buttonState(event.m_buttonState),
2036 m_joyStick(event.m_joyStick)
2037 { }
2038
2039 wxPoint GetPosition() const { return m_pos; }
2040 int GetZPosition() const { return m_zPosition; }
2041 int GetButtonState() const { return m_buttonState; }
2042 int GetButtonChange() const { return m_buttonChange; }
2043 int GetJoystick() const { return m_joyStick; }
2044
2045 void SetJoystick(int stick) { m_joyStick = stick; }
2046 void SetButtonState(int state) { m_buttonState = state; }
2047 void SetButtonChange(int change) { m_buttonChange = change; }
2048 void SetPosition(const wxPoint& pos) { m_pos = pos; }
2049 void SetZPosition(int zPos) { m_zPosition = zPos; }
2050
2051 // Was it a button event? (*doesn't* mean: is any button *down*?)
2052 bool IsButton() const { return ((GetEventType() == wxEVT_JOY_BUTTON_DOWN) ||
2053 (GetEventType() == wxEVT_JOY_BUTTON_UP)); }
2054
2055 // Was it a move event?
2056 bool IsMove() const { return (GetEventType() == wxEVT_JOY_MOVE); }
2057
2058 // Was it a zmove event?
2059 bool IsZMove() const { return (GetEventType() == wxEVT_JOY_ZMOVE); }
2060
2061 // Was it a down event from button 1, 2, 3, 4 or any?
2062 bool ButtonDown(int but = wxJOY_BUTTON_ANY) const
2063 { return ((GetEventType() == wxEVT_JOY_BUTTON_DOWN) &&
2064 ((but == wxJOY_BUTTON_ANY) || (but == m_buttonChange))); }
2065
2066 // Was it a up event from button 1, 2, 3 or any?
2067 bool ButtonUp(int but = wxJOY_BUTTON_ANY) const
2068 { return ((GetEventType() == wxEVT_JOY_BUTTON_UP) &&
2069 ((but == wxJOY_BUTTON_ANY) || (but == m_buttonChange))); }
2070
2071 // Was the given button 1,2,3,4 or any in Down state?
2072 bool ButtonIsDown(int but = wxJOY_BUTTON_ANY) const
2073 { return (((but == wxJOY_BUTTON_ANY) && (m_buttonState != 0)) ||
2074 ((m_buttonState & but) == but)); }
2075
2076 virtual wxEvent *Clone() const { return new wxJoystickEvent(*this); }
2077
2078 private:
2079 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxJoystickEvent)
2080 };
2081
2082 // Drop files event class
2083 /*
2084 wxEVT_DROP_FILES
2085 */
2086
2087 class WXDLLIMPEXP_CORE wxDropFilesEvent : public wxEvent
2088 {
2089 public:
2090 int m_noFiles;
2091 wxPoint m_pos;
2092 wxString* m_files;
2093
2094 wxDropFilesEvent(wxEventType type = wxEVT_NULL,
2095 int noFiles = 0,
2096 wxString *files = NULL)
2097 : wxEvent(0, type),
2098 m_noFiles(noFiles),
2099 m_pos(),
2100 m_files(files)
2101 { }
2102
2103 // we need a copy ctor to avoid deleting m_files pointer twice
2104 wxDropFilesEvent(const wxDropFilesEvent& other)
2105 : wxEvent(other),
2106 m_noFiles(other.m_noFiles),
2107 m_pos(other.m_pos),
2108 m_files(NULL)
2109 {
2110 m_files = new wxString[m_noFiles];
2111 for ( int n = 0; n < m_noFiles; n++ )
2112 {
2113 m_files[n] = other.m_files[n];
2114 }
2115 }
2116
2117 virtual ~wxDropFilesEvent()
2118 {
2119 delete [] m_files;
2120 }
2121
2122 wxPoint GetPosition() const { return m_pos; }
2123 int GetNumberOfFiles() const { return m_noFiles; }
2124 wxString *GetFiles() const { return m_files; }
2125
2126 virtual wxEvent *Clone() const { return new wxDropFilesEvent(*this); }
2127
2128 private:
2129 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxDropFilesEvent)
2130 };
2131
2132 // Update UI event
2133 /*
2134 wxEVT_UPDATE_UI
2135 */
2136
2137 // Whether to always send update events to windows, or
2138 // to only send update events to those with the
2139 // wxWS_EX_PROCESS_UI_UPDATES style.
2140
2141 enum wxUpdateUIMode
2142 {
2143 // Send UI update events to all windows
2144 wxUPDATE_UI_PROCESS_ALL,
2145
2146 // Send UI update events to windows that have
2147 // the wxWS_EX_PROCESS_UI_UPDATES flag specified
2148 wxUPDATE_UI_PROCESS_SPECIFIED
2149 };
2150
2151 class WXDLLIMPEXP_CORE wxUpdateUIEvent : public wxCommandEvent
2152 {
2153 public:
2154 wxUpdateUIEvent(wxWindowID commandId = 0)
2155 : wxCommandEvent(wxEVT_UPDATE_UI, commandId)
2156 {
2157 m_checked =
2158 m_enabled =
2159 m_shown =
2160 m_setEnabled =
2161 m_setShown =
2162 m_setText =
2163 m_setChecked = false;
2164 }
2165 wxUpdateUIEvent(const wxUpdateUIEvent& event)
2166 : wxCommandEvent(event),
2167 m_checked(event.m_checked),
2168 m_enabled(event.m_enabled),
2169 m_shown(event.m_shown),
2170 m_setEnabled(event.m_setEnabled),
2171 m_setShown(event.m_setShown),
2172 m_setText(event.m_setText),
2173 m_setChecked(event.m_setChecked),
2174 m_text(event.m_text)
2175 { }
2176
2177 bool GetChecked() const { return m_checked; }
2178 bool GetEnabled() const { return m_enabled; }
2179 bool GetShown() const { return m_shown; }
2180 wxString GetText() const { return m_text; }
2181 bool GetSetText() const { return m_setText; }
2182 bool GetSetChecked() const { return m_setChecked; }
2183 bool GetSetEnabled() const { return m_setEnabled; }
2184 bool GetSetShown() const { return m_setShown; }
2185
2186 void Check(bool check) { m_checked = check; m_setChecked = true; }
2187 void Enable(bool enable) { m_enabled = enable; m_setEnabled = true; }
2188 void Show(bool show) { m_shown = show; m_setShown = true; }
2189 void SetText(const wxString& text) { m_text = text; m_setText = true; }
2190
2191 // Sets the interval between updates in milliseconds.
2192 // Set to -1 to disable updates, or to 0 to update as frequently as possible.
2193 static void SetUpdateInterval(long updateInterval) { sm_updateInterval = updateInterval; }
2194
2195 // Returns the current interval between updates in milliseconds
2196 static long GetUpdateInterval() { return sm_updateInterval; }
2197
2198 // Can we update this window?
2199 static bool CanUpdate(wxWindowBase *win);
2200
2201 // Reset the update time to provide a delay until the next
2202 // time we should update
2203 static void ResetUpdateTime();
2204
2205 // Specify how wxWidgets will send update events: to
2206 // all windows, or only to those which specify that they
2207 // will process the events.
2208 static void SetMode(wxUpdateUIMode mode) { sm_updateMode = mode; }
2209
2210 // Returns the UI update mode
2211 static wxUpdateUIMode GetMode() { return sm_updateMode; }
2212
2213 virtual wxEvent *Clone() const { return new wxUpdateUIEvent(*this); }
2214
2215 protected:
2216 bool m_checked;
2217 bool m_enabled;
2218 bool m_shown;
2219 bool m_setEnabled;
2220 bool m_setShown;
2221 bool m_setText;
2222 bool m_setChecked;
2223 wxString m_text;
2224 #if wxUSE_LONGLONG
2225 static wxLongLong sm_lastUpdate;
2226 #endif
2227 static long sm_updateInterval;
2228 static wxUpdateUIMode sm_updateMode;
2229
2230 private:
2231 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxUpdateUIEvent)
2232 };
2233
2234 /*
2235 wxEVT_SYS_COLOUR_CHANGED
2236 */
2237
2238 // TODO: shouldn't all events record the window ID?
2239 class WXDLLIMPEXP_CORE wxSysColourChangedEvent : public wxEvent
2240 {
2241 public:
2242 wxSysColourChangedEvent()
2243 : wxEvent(0, wxEVT_SYS_COLOUR_CHANGED)
2244 { }
2245
2246 virtual wxEvent *Clone() const { return new wxSysColourChangedEvent(*this); }
2247
2248 private:
2249 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxSysColourChangedEvent)
2250 };
2251
2252 /*
2253 wxEVT_MOUSE_CAPTURE_CHANGED
2254 The window losing the capture receives this message
2255 (even if it released the capture itself).
2256 */
2257
2258 class WXDLLIMPEXP_CORE wxMouseCaptureChangedEvent : public wxEvent
2259 {
2260 public:
2261 wxMouseCaptureChangedEvent(wxWindowID winid = 0, wxWindow* gainedCapture = NULL)
2262 : wxEvent(winid, wxEVT_MOUSE_CAPTURE_CHANGED),
2263 m_gainedCapture(gainedCapture)
2264 { }
2265
2266 wxMouseCaptureChangedEvent(const wxMouseCaptureChangedEvent& event)
2267 : wxEvent(event),
2268 m_gainedCapture(event.m_gainedCapture)
2269 { }
2270
2271 virtual wxEvent *Clone() const { return new wxMouseCaptureChangedEvent(*this); }
2272
2273 wxWindow* GetCapturedWindow() const { return m_gainedCapture; }
2274
2275 private:
2276 wxWindow* m_gainedCapture;
2277
2278 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxMouseCaptureChangedEvent)
2279 };
2280
2281 /*
2282 wxEVT_MOUSE_CAPTURE_LOST
2283 The window losing the capture receives this message, unless it released it
2284 it itself or unless wxWindow::CaptureMouse was called on another window
2285 (and so capture will be restored when the new capturer releases it).
2286 */
2287
2288 class WXDLLIMPEXP_CORE wxMouseCaptureLostEvent : public wxEvent
2289 {
2290 public:
2291 wxMouseCaptureLostEvent(wxWindowID winid = 0)
2292 : wxEvent(winid, wxEVT_MOUSE_CAPTURE_LOST)
2293 {}
2294
2295 wxMouseCaptureLostEvent(const wxMouseCaptureLostEvent& event)
2296 : wxEvent(event)
2297 {}
2298
2299 virtual wxEvent *Clone() const { return new wxMouseCaptureLostEvent(*this); }
2300
2301 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxMouseCaptureLostEvent)
2302 };
2303
2304 /*
2305 wxEVT_DISPLAY_CHANGED
2306 */
2307 class WXDLLIMPEXP_CORE wxDisplayChangedEvent : public wxEvent
2308 {
2309 private:
2310 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxDisplayChangedEvent)
2311
2312 public:
2313 wxDisplayChangedEvent()
2314 : wxEvent(0, wxEVT_DISPLAY_CHANGED)
2315 { }
2316
2317 virtual wxEvent *Clone() const { return new wxDisplayChangedEvent(*this); }
2318 };
2319
2320 /*
2321 wxEVT_PALETTE_CHANGED
2322 */
2323
2324 class WXDLLIMPEXP_CORE wxPaletteChangedEvent : public wxEvent
2325 {
2326 public:
2327 wxPaletteChangedEvent(wxWindowID winid = 0)
2328 : wxEvent(winid, wxEVT_PALETTE_CHANGED),
2329 m_changedWindow(NULL)
2330 { }
2331
2332 wxPaletteChangedEvent(const wxPaletteChangedEvent& event)
2333 : wxEvent(event),
2334 m_changedWindow(event.m_changedWindow)
2335 { }
2336
2337 void SetChangedWindow(wxWindow* win) { m_changedWindow = win; }
2338 wxWindow* GetChangedWindow() const { return m_changedWindow; }
2339
2340 virtual wxEvent *Clone() const { return new wxPaletteChangedEvent(*this); }
2341
2342 protected:
2343 wxWindow* m_changedWindow;
2344
2345 private:
2346 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxPaletteChangedEvent)
2347 };
2348
2349 /*
2350 wxEVT_QUERY_NEW_PALETTE
2351 Indicates the window is getting keyboard focus and should re-do its palette.
2352 */
2353
2354 class WXDLLIMPEXP_CORE wxQueryNewPaletteEvent : public wxEvent
2355 {
2356 public:
2357 wxQueryNewPaletteEvent(wxWindowID winid = 0)
2358 : wxEvent(winid, wxEVT_QUERY_NEW_PALETTE),
2359 m_paletteRealized(false)
2360 { }
2361 wxQueryNewPaletteEvent(const wxQueryNewPaletteEvent& event)
2362 : wxEvent(event),
2363 m_paletteRealized(event.m_paletteRealized)
2364 { }
2365
2366 // App sets this if it changes the palette.
2367 void SetPaletteRealized(bool realized) { m_paletteRealized = realized; }
2368 bool GetPaletteRealized() const { return m_paletteRealized; }
2369
2370 virtual wxEvent *Clone() const { return new wxQueryNewPaletteEvent(*this); }
2371
2372 protected:
2373 bool m_paletteRealized;
2374
2375 private:
2376 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxQueryNewPaletteEvent)
2377 };
2378
2379 /*
2380 Event generated by dialog navigation keys
2381 wxEVT_NAVIGATION_KEY
2382 */
2383 // NB: don't derive from command event to avoid being propagated to the parent
2384 class WXDLLIMPEXP_CORE wxNavigationKeyEvent : public wxEvent
2385 {
2386 public:
2387 wxNavigationKeyEvent()
2388 : wxEvent(0, wxEVT_NAVIGATION_KEY),
2389 m_flags(IsForward | FromTab), // defaults are for TAB
2390 m_focus(NULL)
2391 {
2392 m_propagationLevel = wxEVENT_PROPAGATE_NONE;
2393 }
2394
2395 wxNavigationKeyEvent(const wxNavigationKeyEvent& event)
2396 : wxEvent(event),
2397 m_flags(event.m_flags),
2398 m_focus(event.m_focus)
2399 { }
2400
2401 // direction: forward (true) or backward (false)
2402 bool GetDirection() const
2403 { return (m_flags & IsForward) != 0; }
2404 void SetDirection(bool bForward)
2405 { if ( bForward ) m_flags |= IsForward; else m_flags &= ~IsForward; }
2406
2407 // it may be a window change event (MDI, notebook pages...) or a control
2408 // change event
2409 bool IsWindowChange() const
2410 { return (m_flags & WinChange) != 0; }
2411 void SetWindowChange(bool bIs)
2412 { if ( bIs ) m_flags |= WinChange; else m_flags &= ~WinChange; }
2413
2414 // Set to true under MSW if the event was generated using the tab key.
2415 // This is required for proper navogation over radio buttons
2416 bool IsFromTab() const
2417 { return (m_flags & FromTab) != 0; }
2418 void SetFromTab(bool bIs)
2419 { if ( bIs ) m_flags |= FromTab; else m_flags &= ~FromTab; }
2420
2421 // the child which has the focus currently (may be NULL - use
2422 // wxWindow::FindFocus then)
2423 wxWindow* GetCurrentFocus() const { return m_focus; }
2424 void SetCurrentFocus(wxWindow *win) { m_focus = win; }
2425
2426 // Set flags
2427 void SetFlags(long flags) { m_flags = flags; }
2428
2429 virtual wxEvent *Clone() const { return new wxNavigationKeyEvent(*this); }
2430
2431 enum wxNavigationKeyEventFlags
2432 {
2433 IsBackward = 0x0000,
2434 IsForward = 0x0001,
2435 WinChange = 0x0002,
2436 FromTab = 0x0004
2437 };
2438
2439 long m_flags;
2440 wxWindow *m_focus;
2441
2442 private:
2443 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxNavigationKeyEvent)
2444 };
2445
2446 // Window creation/destruction events: the first is sent as soon as window is
2447 // created (i.e. the underlying GUI object exists), but when the C++ object is
2448 // fully initialized (so virtual functions may be called). The second,
2449 // wxEVT_DESTROY, is sent right before the window is destroyed - again, it's
2450 // still safe to call virtual functions at this moment
2451 /*
2452 wxEVT_CREATE
2453 wxEVT_DESTROY
2454 */
2455
2456 class WXDLLIMPEXP_CORE wxWindowCreateEvent : public wxCommandEvent
2457 {
2458 public:
2459 wxWindowCreateEvent(wxWindow *win = NULL);
2460
2461 wxWindow *GetWindow() const { return (wxWindow *)GetEventObject(); }
2462
2463 virtual wxEvent *Clone() const { return new wxWindowCreateEvent(*this); }
2464
2465 private:
2466 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxWindowCreateEvent)
2467 };
2468
2469 class WXDLLIMPEXP_CORE wxWindowDestroyEvent : public wxCommandEvent
2470 {
2471 public:
2472 wxWindowDestroyEvent(wxWindow *win = NULL);
2473
2474 wxWindow *GetWindow() const { return (wxWindow *)GetEventObject(); }
2475
2476 virtual wxEvent *Clone() const { return new wxWindowDestroyEvent(*this); }
2477
2478 private:
2479 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxWindowDestroyEvent)
2480 };
2481
2482 // A help event is sent when the user clicks on a window in context-help mode.
2483 /*
2484 wxEVT_HELP
2485 wxEVT_DETAILED_HELP
2486 */
2487
2488 class WXDLLIMPEXP_CORE wxHelpEvent : public wxCommandEvent
2489 {
2490 public:
2491 // how was this help event generated?
2492 enum Origin
2493 {
2494 Origin_Unknown, // unrecognized event source
2495 Origin_Keyboard, // event generated from F1 key press
2496 Origin_HelpButton // event from [?] button on the title bar (Windows)
2497 };
2498
2499 wxHelpEvent(wxEventType type = wxEVT_NULL,
2500 wxWindowID winid = 0,
2501 const wxPoint& pt = wxDefaultPosition,
2502 Origin origin = Origin_Unknown)
2503 : wxCommandEvent(type, winid),
2504 m_pos(pt),
2505 m_origin(GuessOrigin(origin))
2506 { }
2507 wxHelpEvent(const wxHelpEvent& event)
2508 : wxCommandEvent(event),
2509 m_pos(event.m_pos),
2510 m_target(event.m_target),
2511 m_link(event.m_link),
2512 m_origin(event.m_origin)
2513 { }
2514
2515 // Position of event (in screen coordinates)
2516 const wxPoint& GetPosition() const { return m_pos; }
2517 void SetPosition(const wxPoint& pos) { m_pos = pos; }
2518
2519 // Optional link to further help
2520 const wxString& GetLink() const { return m_link; }
2521 void SetLink(const wxString& link) { m_link = link; }
2522
2523 // Optional target to display help in. E.g. a window specification
2524 const wxString& GetTarget() const { return m_target; }
2525 void SetTarget(const wxString& target) { m_target = target; }
2526
2527 virtual wxEvent *Clone() const { return new wxHelpEvent(*this); }
2528
2529 // optional indication of the event source
2530 Origin GetOrigin() const { return m_origin; }
2531 void SetOrigin(Origin origin) { m_origin = origin; }
2532
2533 protected:
2534 wxPoint m_pos;
2535 wxString m_target;
2536 wxString m_link;
2537 Origin m_origin;
2538
2539 // we can try to guess the event origin ourselves, even if none is
2540 // specified in the ctor
2541 static Origin GuessOrigin(Origin origin);
2542
2543 private:
2544 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxHelpEvent)
2545 };
2546
2547 // A Clipboard Text event is sent when a window intercepts text copy/cut/paste
2548 // message, i.e. the user has cut/copied/pasted data from/into a text control
2549 // via ctrl-C/X/V, ctrl/shift-del/insert, a popup menu command, etc.
2550 // NOTE : under windows these events are *NOT* generated automatically
2551 // for a Rich Edit text control.
2552 /*
2553 wxEVT_COMMAND_TEXT_COPY
2554 wxEVT_COMMAND_TEXT_CUT
2555 wxEVT_COMMAND_TEXT_PASTE
2556 */
2557
2558 class WXDLLIMPEXP_CORE wxClipboardTextEvent : public wxCommandEvent
2559 {
2560 public:
2561 wxClipboardTextEvent(wxEventType type = wxEVT_NULL,
2562 wxWindowID winid = 0)
2563 : wxCommandEvent(type, winid)
2564 { }
2565 wxClipboardTextEvent(const wxClipboardTextEvent& event)
2566 : wxCommandEvent(event)
2567 { }
2568
2569 virtual wxEvent *Clone() const { return new wxClipboardTextEvent(*this); }
2570
2571 private:
2572 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxClipboardTextEvent)
2573 };
2574
2575 // A Context event is sent when the user right clicks on a window or
2576 // presses Shift-F10
2577 // NOTE : Under windows this is a repackaged WM_CONTETXMENU message
2578 // Under other systems it may have to be generated from a right click event
2579 /*
2580 wxEVT_CONTEXT_MENU
2581 */
2582
2583 class WXDLLIMPEXP_CORE wxContextMenuEvent : public wxCommandEvent
2584 {
2585 public:
2586 wxContextMenuEvent(wxEventType type = wxEVT_NULL,
2587 wxWindowID winid = 0,
2588 const wxPoint& pt = wxDefaultPosition)
2589 : wxCommandEvent(type, winid),
2590 m_pos(pt)
2591 { }
2592 wxContextMenuEvent(const wxContextMenuEvent& event)
2593 : wxCommandEvent(event),
2594 m_pos(event.m_pos)
2595 { }
2596
2597 // Position of event (in screen coordinates)
2598 const wxPoint& GetPosition() const { return m_pos; }
2599 void SetPosition(const wxPoint& pos) { m_pos = pos; }
2600
2601 virtual wxEvent *Clone() const { return new wxContextMenuEvent(*this); }
2602
2603 protected:
2604 wxPoint m_pos;
2605
2606 private:
2607 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxContextMenuEvent)
2608 };
2609
2610 #endif // wxUSE_GUI
2611
2612 // Idle event
2613 /*
2614 wxEVT_IDLE
2615 */
2616
2617 // Whether to always send idle events to windows, or
2618 // to only send update events to those with the
2619 // wxWS_EX_PROCESS_IDLE style.
2620
2621 enum wxIdleMode
2622 {
2623 // Send idle events to all windows
2624 wxIDLE_PROCESS_ALL,
2625
2626 // Send idle events to windows that have
2627 // the wxWS_EX_PROCESS_IDLE flag specified
2628 wxIDLE_PROCESS_SPECIFIED
2629 };
2630
2631 class WXDLLIMPEXP_BASE wxIdleEvent : public wxEvent
2632 {
2633 public:
2634 wxIdleEvent()
2635 : wxEvent(0, wxEVT_IDLE),
2636 m_requestMore(false)
2637 { }
2638 wxIdleEvent(const wxIdleEvent& event)
2639 : wxEvent(event),
2640 m_requestMore(event.m_requestMore)
2641 { }
2642
2643 void RequestMore(bool needMore = true) { m_requestMore = needMore; }
2644 bool MoreRequested() const { return m_requestMore; }
2645
2646 virtual wxEvent *Clone() const { return new wxIdleEvent(*this); }
2647
2648 // Specify how wxWidgets will send idle events: to
2649 // all windows, or only to those which specify that they
2650 // will process the events.
2651 static void SetMode(wxIdleMode mode) { sm_idleMode = mode; }
2652
2653 // Returns the idle event mode
2654 static wxIdleMode GetMode() { return sm_idleMode; }
2655
2656 protected:
2657 bool m_requestMore;
2658 static wxIdleMode sm_idleMode;
2659
2660 private:
2661 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxIdleEvent)
2662 };
2663
2664 /* TODO
2665 wxEVT_MOUSE_CAPTURE_CHANGED,
2666 wxEVT_SETTING_CHANGED, // WM_WININICHANGE (NT) / WM_SETTINGCHANGE (Win95)
2667 // wxEVT_FONT_CHANGED, // WM_FONTCHANGE: roll into wxEVT_SETTING_CHANGED, but remember to propagate
2668 // wxEVT_FONT_CHANGED to all other windows (maybe).
2669 wxEVT_DRAW_ITEM, // Leave these three as virtual functions in wxControl?? Platform-specific.
2670 wxEVT_MEASURE_ITEM,
2671 wxEVT_COMPARE_ITEM
2672 */
2673
2674
2675
2676 // ============================================================================
2677 // event handler and related classes
2678 // ============================================================================
2679
2680
2681 // struct containing the members common to static and dynamic event tables
2682 // entries
2683 struct WXDLLIMPEXP_BASE wxEventTableEntryBase
2684 {
2685 wxEventTableEntryBase(int winid, int idLast,
2686 wxEventFunctor* fn, wxObject *data)
2687 : m_id(winid),
2688 m_lastId(idLast),
2689 m_fn(fn),
2690 m_callbackUserData(data)
2691 { }
2692
2693 wxEventTableEntryBase( const wxEventTableEntryBase &entry )
2694 : m_id( entry.m_id ),
2695 m_lastId( entry.m_lastId ),
2696 m_fn( entry.m_fn ),
2697 m_callbackUserData( entry.m_callbackUserData )
2698 {
2699 // This is a 'hack' to ensure that only one instance tries to delete
2700 // the functor pointer. It is safe as long as the only place where the
2701 // copy constructor is being called is when the static event tables are
2702 // being initialized (a temporary instance is created and then this
2703 // constructor is called).
2704
2705 const_cast<wxEventTableEntryBase&>( entry ).m_fn = NULL;
2706 }
2707
2708 ~wxEventTableEntryBase()
2709 {
2710 delete m_fn;
2711 }
2712
2713 // the range of ids for this entry: if m_lastId == wxID_ANY, the range
2714 // consists only of m_id, otherwise it is m_id..m_lastId inclusive
2715 int m_id,
2716 m_lastId;
2717
2718 // function/method/functor to call
2719 wxEventFunctor* m_fn;
2720
2721 // arbitrary user data associated with the callback
2722 wxObject* m_callbackUserData;
2723
2724 private:
2725 wxDECLARE_NO_ASSIGN_CLASS(wxEventTableEntryBase);
2726 };
2727
2728 // an entry from a static event table
2729 struct WXDLLIMPEXP_BASE wxEventTableEntry : public wxEventTableEntryBase
2730 {
2731 wxEventTableEntry(const int& evType, int winid, int idLast,
2732 wxEventFunctor* fn, wxObject *data)
2733 : wxEventTableEntryBase(winid, idLast, fn, data),
2734 m_eventType(evType)
2735 { }
2736
2737 // the reference to event type: this allows us to not care about the
2738 // (undefined) order in which the event table entries and the event types
2739 // are initialized: initially the value of this reference might be
2740 // invalid, but by the time it is used for the first time, all global
2741 // objects will have been initialized (including the event type constants)
2742 // and so it will have the correct value when it is needed
2743 const int& m_eventType;
2744
2745 private:
2746 wxDECLARE_NO_ASSIGN_CLASS(wxEventTableEntry);
2747 };
2748
2749 // an entry used in dynamic event table managed by wxEvtHandler::Connect()
2750 struct WXDLLIMPEXP_BASE wxDynamicEventTableEntry : public wxEventTableEntryBase
2751 {
2752 wxDynamicEventTableEntry(int evType, int winid, int idLast,
2753 wxEventFunctor* fn, wxObject *data)
2754 : wxEventTableEntryBase(winid, idLast, fn, data),
2755 m_eventType(evType)
2756 { }
2757
2758 // not a reference here as we can't keep a reference to a temporary int
2759 // created to wrap the constant value typically passed to Connect() - nor
2760 // do we need it
2761 int m_eventType;
2762
2763 private:
2764 wxDECLARE_NO_ASSIGN_CLASS(wxDynamicEventTableEntry);
2765 };
2766
2767 // ----------------------------------------------------------------------------
2768 // wxEventTable: an array of event entries terminated with {0, 0, 0, 0, 0}
2769 // ----------------------------------------------------------------------------
2770
2771 struct WXDLLIMPEXP_BASE wxEventTable
2772 {
2773 const wxEventTable *baseTable; // base event table (next in chain)
2774 const wxEventTableEntry *entries; // bottom of entry array
2775 };
2776
2777 // ----------------------------------------------------------------------------
2778 // wxEventHashTable: a helper of wxEvtHandler to speed up wxEventTable lookups.
2779 // ----------------------------------------------------------------------------
2780
2781 WX_DEFINE_ARRAY_PTR(const wxEventTableEntry*, wxEventTableEntryPointerArray);
2782
2783 class WXDLLIMPEXP_BASE wxEventHashTable
2784 {
2785 private:
2786 // Internal data structs
2787 struct EventTypeTable
2788 {
2789 wxEventType eventType;
2790 wxEventTableEntryPointerArray eventEntryTable;
2791 };
2792 typedef EventTypeTable* EventTypeTablePointer;
2793
2794 public:
2795 // Constructor, needs the event table it needs to hash later on.
2796 // Note: hashing of the event table is not done in the constructor as it
2797 // can be that the event table is not yet full initialize, the hash
2798 // will gets initialized when handling the first event look-up request.
2799 wxEventHashTable(const wxEventTable &table);
2800 // Destructor.
2801 ~wxEventHashTable();
2802
2803 // Handle the given event, in other words search the event table hash
2804 // and call self->ProcessEvent() if a match was found.
2805 bool HandleEvent(wxEvent& event, wxEvtHandler *self);
2806
2807 // Clear table
2808 void Clear();
2809
2810 #if defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING
2811 // Clear all tables
2812 static void ClearAll();
2813 #endif // __WXDEBUG__ && wxUSE_MEMORY_TRACING
2814
2815 protected:
2816 // Init the hash table with the entries of the static event table.
2817 void InitHashTable();
2818 // Helper funtion of InitHashTable() to insert 1 entry into the hash table.
2819 void AddEntry(const wxEventTableEntry &entry);
2820 // Allocate and init with null pointers the base hash table.
2821 void AllocEventTypeTable(size_t size);
2822 // Grow the hash table in size and transfer all items currently
2823 // in the table to the correct location in the new table.
2824 void GrowEventTypeTable();
2825
2826 protected:
2827 const wxEventTable &m_table;
2828 bool m_rebuildHash;
2829
2830 size_t m_size;
2831 EventTypeTablePointer *m_eventTypeTable;
2832
2833 static wxEventHashTable* sm_first;
2834 wxEventHashTable* m_previous;
2835 wxEventHashTable* m_next;
2836
2837 wxDECLARE_NO_COPY_CLASS(wxEventHashTable);
2838 };
2839
2840 // ----------------------------------------------------------------------------
2841 // wxEvtHandler: the base class for all objects handling wxWidgets events
2842 // ----------------------------------------------------------------------------
2843
2844 class WXDLLIMPEXP_BASE wxEvtHandler : public wxObject
2845 , public wxTrackable
2846 {
2847 public:
2848 wxEvtHandler();
2849 virtual ~wxEvtHandler();
2850
2851
2852 // Event handler chain
2853 // -------------------
2854
2855 wxEvtHandler *GetNextHandler() const { return m_nextHandler; }
2856 wxEvtHandler *GetPreviousHandler() const { return m_previousHandler; }
2857 virtual void SetNextHandler(wxEvtHandler *handler) { m_nextHandler = handler; }
2858 virtual void SetPreviousHandler(wxEvtHandler *handler) { m_previousHandler = handler; }
2859
2860 void SetEvtHandlerEnabled(bool enabled) { m_enabled = enabled; }
2861 bool GetEvtHandlerEnabled() const { return m_enabled; }
2862
2863 void Unlink();
2864 bool IsUnlinked() const;
2865
2866
2867
2868 // Event queuing and processing
2869 // ----------------------------
2870
2871
2872 // Process an event right now: this can only be called from the main
2873 // thread, use QueueEvent() for scheduling the events for
2874 // processing from other threads.
2875 virtual bool ProcessEvent(wxEvent& event);
2876
2877 // Process an event by calling ProcessEvent and handling any exceptions
2878 // thrown by event handlers. It's mostly useful when processing wx events
2879 // when called from C code (e.g. in GTK+ callback) when the exception
2880 // wouldn't correctly propagate to wxEventLoop.
2881 bool SafelyProcessEvent(wxEvent& event);
2882 // NOTE: uses ProcessEvent()
2883
2884 // Schedule the given event to be processed later. It takes ownership of
2885 // the event pointer, i.e. it will be deleted later. This is safe to call
2886 // from multiple threads although you still need to ensure that wxString
2887 // fields of the event object are deep copies and not use the same string
2888 // buffer as other wxString objects in this thread.
2889 virtual void QueueEvent(wxEvent *event);
2890
2891 // Add an event to be processed later: notice that this function is not
2892 // safe to call from threads other than main, use QueueEvent()
2893 virtual void AddPendingEvent(const wxEvent& event)
2894 {
2895 // notice that the thread-safety problem comes from the fact that
2896 // Clone() doesn't make deep copies of wxString fields of wxEvent
2897 // object and so the same wxString could be used from both threads when
2898 // the event object is destroyed in this one -- QueueEvent() avoids
2899 // this problem as the event pointer is not used any more in this
2900 // thread at all after it is called.
2901 QueueEvent(event.Clone());
2902 }
2903
2904 void ProcessPendingEvents();
2905 // NOTE: uses ProcessEvent()
2906
2907 #if wxUSE_THREADS
2908 bool ProcessThreadEvent(const wxEvent& event);
2909 // NOTE: uses AddPendingEvent()
2910 #endif
2911
2912
2913 // Connecting and disconnecting
2914 // ----------------------------
2915
2916 // These functions are used for old, untyped, event handlers and don't
2917 // check that the type of the function passed to them actually matches the
2918 // type of the event. They also only allow connecting events to methods of
2919 // wxEvtHandler-derived classes.
2920 //
2921 // The template Connect() methods below are safer and allow connecting
2922 // events to arbitrary functions or functors -- but require compiler
2923 // support for templates.
2924
2925 // Dynamic association of a member function handler with the event handler,
2926 // winid and event type
2927 void Connect(int winid,
2928 int lastId,
2929 wxEventType eventType,
2930 wxObjectEventFunction func,
2931 wxObject *userData = NULL,
2932 wxEvtHandler *eventSink = NULL)
2933 {
2934 DoConnect(winid, lastId, eventType,
2935 wxNewEventFunctor(eventType, func, eventSink),
2936 userData);
2937 }
2938
2939 // Convenience function: take just one id
2940 void Connect(int winid,
2941 wxEventType eventType,
2942 wxObjectEventFunction func,
2943 wxObject *userData = NULL,
2944 wxEvtHandler *eventSink = NULL)
2945 { Connect(winid, wxID_ANY, eventType, func, userData, eventSink); }
2946
2947 // Even more convenient: without id (same as using id of wxID_ANY)
2948 void Connect(wxEventType eventType,
2949 wxObjectEventFunction func,
2950 wxObject *userData = NULL,
2951 wxEvtHandler *eventSink = NULL)
2952 { Connect(wxID_ANY, wxID_ANY, eventType, func, userData, eventSink); }
2953
2954 bool Disconnect(int winid,
2955 int lastId,
2956 wxEventType eventType,
2957 wxObjectEventFunction func = NULL,
2958 wxObject *userData = NULL,
2959 wxEvtHandler *eventSink = NULL)
2960 {
2961 return DoDisconnect(winid, lastId, eventType,
2962 wxMakeEventFunctor(eventType, func, eventSink),
2963 userData );
2964 }
2965
2966 bool Disconnect(int winid = wxID_ANY,
2967 wxEventType eventType = wxEVT_NULL,
2968 wxObjectEventFunction func = NULL,
2969 wxObject *userData = NULL,
2970 wxEvtHandler *eventSink = NULL)
2971 { return Disconnect(winid, wxID_ANY, eventType, func, userData, eventSink); }
2972
2973 bool Disconnect(wxEventType eventType,
2974 wxObjectEventFunction func,
2975 wxObject *userData = NULL,
2976 wxEvtHandler *eventSink = NULL)
2977 { return Disconnect(wxID_ANY, eventType, func, userData, eventSink); }
2978
2979 #if !wxEVENTS_COMPATIBILITY_2_8
2980 // Event handling in functions (including generalized functors):
2981
2982 template <typename EventTag, typename Functor>
2983 void Connect(int winid,
2984 int lastId,
2985 const EventTag& eventType,
2986 Functor func)
2987 {
2988 DoConnect(winid, lastId, eventType,
2989 wxNewEventFunctor(eventType, func));
2990 }
2991
2992 template <typename EventTag, typename Functor>
2993 void Connect(int winid, const EventTag& eventType, Functor func)
2994 { Connect(winid, wxID_ANY, eventType, func); }
2995
2996 template <typename EventTag, typename Functor>
2997 void Connect(const EventTag& eventType, Functor func)
2998 { Connect(wxID_ANY, eventType, func); }
2999
3000
3001 template <typename EventTag, typename Functor>
3002 bool Disconnect(int winid,
3003 int lastId,
3004 const EventTag& eventType,
3005 Functor func)
3006 {
3007 return DoDisconnect(winid, lastId, eventType,
3008 wxMakeEventFunctor(eventType, func));
3009 }
3010
3011 template <typename EventTag, typename Functor>
3012 bool Disconnect(int winid, const EventTag& eventType, Functor func)
3013 { return Disconnect(winid, wxID_ANY, eventType, func); }
3014
3015 template <typename EventTag, typename Functor>
3016 bool Disconnect(const EventTag& eventType, Functor func)
3017 { return Disconnect(wxID_ANY, eventType, func); }
3018
3019
3020
3021 // Event handling in class methods: the object handling the event (i.e.
3022 // this object itself by default or eventSink if specified) must be
3023 // convertible to this class.
3024 //
3025 // Notice that we need to have separate overloads for the versions with and
3026 // without eventSink because in the latter case we must check that this
3027 // object itself derives from Class while in the former this is not
3028 // necessarily true
3029
3030 // Methods connecting/disconnecting event to this object itself
3031
3032 template <typename EventTag, typename Class, typename EventArg>
3033 void Connect(int winid,
3034 int lastId,
3035 const EventTag& eventType,
3036 void (Class::*func)(EventArg&),
3037 wxObject *userData = NULL)
3038 {
3039 DoConnect(winid, lastId, eventType,
3040 wxNewEventFunctor(eventType, func, static_cast<Class *>(this)),
3041 userData);
3042 }
3043
3044 template <typename EventTag, typename Class, typename EventArg>
3045 void Connect(int winid,
3046 const EventTag& eventType,
3047 void (Class::*func)(EventArg&),
3048 wxObject *userData = NULL)
3049 { Connect(winid, wxID_ANY, eventType, func, userData); }
3050
3051 template <typename EventTag, typename Class, typename EventArg>
3052 void Connect(const EventTag& eventType,
3053 void (Class::*func)(EventArg&),
3054 wxObject *userData = NULL)
3055 { Connect(wxID_ANY, eventType, func, userData); }
3056
3057
3058 template <typename EventTag, typename Class, typename EventArg>
3059 bool Disconnect(int winid,
3060 int lastId,
3061 const EventTag& eventType,
3062 void (Class::*func)(EventArg&),
3063 wxObject *userData = NULL)
3064 {
3065 return DoDisconnect(winid, lastId, eventType,
3066 wxMakeEventFunctor(eventType, func,
3067 static_cast<Class *>(this)),
3068 userData);
3069 }
3070
3071 template <typename EventTag, typename Class, typename EventArg>
3072 bool Disconnect(int winid,
3073 const EventTag& eventType,
3074 void (Class::*func)(EventArg&),
3075 wxObject *userData = NULL)
3076 { return Disconnect(winid, wxID_ANY, eventType, func, userData); }
3077
3078 template <typename EventTag, typename Class, typename EventArg>
3079 bool Disconnect(const EventTag& eventType,
3080 void (Class::*func)(EventArg&),
3081 wxObject *userData = NULL)
3082 { return Disconnect(wxID_ANY, eventType, func, userData); }
3083
3084
3085 // Methods connecting/disconnecting event to another object
3086
3087 template
3088 <typename EventTag, typename Class, typename EventArg, typename ObjClass>
3089 void Connect(int winid,
3090 int lastId,
3091 const EventTag& eventType,
3092 void (Class::*func)(EventArg&),
3093 wxObject *userData,
3094 ObjClass *eventSink)
3095 {
3096 DoConnect(winid, lastId, eventType,
3097 wxNewEventFunctor(eventType, func, eventSink),
3098 userData);
3099 }
3100
3101 template
3102 <typename EventTag, typename Class, typename EventArg, typename ObjClass>
3103 void Connect(int winid,
3104 const EventTag& eventType,
3105 void (Class::*func)(EventArg&),
3106 wxObject *userData,
3107 ObjClass *eventSink)
3108 { Connect(winid, wxID_ANY, eventType, func, userData, eventSink); }
3109
3110 template
3111 <typename EventTag, typename Class, typename EventArg, typename ObjClass>
3112 void Connect(const EventTag& eventType,
3113 void (Class::*func)(EventArg&),
3114 wxObject *userData,
3115 ObjClass *eventSink)
3116 { Connect(wxID_ANY, eventType, func, userData, eventSink); }
3117
3118
3119 template
3120 <typename EventTag, typename Class, typename EventArg, typename ObjClass>
3121 bool Disconnect(int winid,
3122 int lastId,
3123 const EventTag& eventType,
3124 void (Class::*func)(EventArg&),
3125 wxObject *userData,
3126 ObjClass *eventSink)
3127 {
3128 return DoDisconnect(winid, lastId, eventType,
3129 wxMakeEventFunctor(eventType, func, eventSink),
3130 userData);
3131 }
3132
3133 template
3134 <typename EventTag, typename Class, typename EventArg, typename ObjClass>
3135 bool Disconnect(int winid,
3136 const EventTag& eventType,
3137 void (Class::*func)(EventArg&),
3138 wxObject *userData,
3139 ObjClass *eventSink)
3140 { return Disconnect(winid, wxID_ANY, eventType, func,
3141 userData, eventSink); }
3142
3143 template
3144 <typename EventTag, typename Class, typename EventArg, typename ObjClass>
3145 bool Disconnect(const EventTag& eventType,
3146 void (Class::*func)(EventArg&),
3147 wxObject *userData,
3148 ObjClass *eventSink)
3149 { return Disconnect(wxID_ANY, eventType, func, userData, eventSink); }
3150
3151
3152
3153 // Static version of Connect() which allows to specify the event source and
3154 // event handler in a more symmetric way
3155 template <typename ObjSource, typename EventTag,
3156 typename Class, typename EventArg, typename ObjClass>
3157 static void Connect(ObjSource *eventSrc,
3158 int winid,
3159 int lastId,
3160 const EventTag& eventType,
3161 void (Class::*func)(EventArg&),
3162 wxObject *userData = NULL,
3163 ObjClass *eventSink = NULL)
3164 {
3165 eventSrc->Connect(winid, lastId, eventType, func, userData, eventSink);
3166 }
3167
3168 template <typename ObjSource, typename EventTag,
3169 typename Class, typename EventArg, typename ObjClass>
3170 static void Connect(ObjSource *eventSrc,
3171 int winid,
3172 const EventTag& eventType,
3173 void (Class::*func)(EventArg&),
3174 wxObject *userData = NULL,
3175 ObjClass *eventSink = NULL)
3176 {
3177 Connect(eventSrc, winid, wxID_ANY, eventType, func, userData, eventSink);
3178 }
3179
3180 template <typename ObjSource, typename EventTag,
3181 typename Class, typename EventArg, typename ObjClass>
3182 static void Connect(ObjSource *eventSrc,
3183 const EventTag& eventType,
3184 void (Class::*func)(EventArg&),
3185 wxObject *userData = NULL,
3186 ObjClass *eventSink = NULL)
3187 {
3188 Connect(eventSrc, wxID_ANY, eventType, func, userData, eventSink);
3189 }
3190
3191
3192 template <typename ObjSource, typename EventTag,
3193 typename Class, typename EventArg, typename ObjClass>
3194 static bool Disconnect(ObjSource *eventSrc,
3195 int winid,
3196 int lastId,
3197 const EventTag& eventType,
3198 void (Class::*func)(EventArg&),
3199 wxObject *userData = NULL,
3200 ObjClass *eventSink = NULL)
3201 {
3202 return eventSrc->Disconnect(winid, lastId, eventType, func,
3203 userData, eventSink);
3204 }
3205
3206 template <typename ObjSource, typename EventTag,
3207 typename Class, typename EventArg, typename ObjClass>
3208 static bool Disconnect(ObjSource *eventSrc,
3209 int winid,
3210 const EventTag& eventType,
3211 void (Class::*func)(EventArg&),
3212 wxObject *userData = NULL,
3213 ObjClass *eventSink = NULL)
3214 {
3215 return Disconnect(eventSrc, winid, wxID_ANY, eventType, func,
3216 userData, eventSink);
3217 }
3218
3219 template <typename ObjSource, typename EventTag,
3220 typename Class, typename EventArg, typename ObjClass>
3221 static bool Disconnect(ObjSource *eventSrc,
3222 const EventTag& eventType,
3223 void (Class::*func)(EventArg&),
3224 wxObject *userData = NULL,
3225 ObjClass *eventSink = NULL)
3226 {
3227 return Disconnect(eventSrc, wxID_ANY, eventType, func,
3228 userData, eventSink);
3229 }
3230 #endif // !wxEVENTS_COMPATIBILITY_2_8
3231
3232
3233 wxList* GetDynamicEventTable() const { return m_dynamicEvents ; }
3234
3235 // User data can be associated with each wxEvtHandler
3236 void SetClientObject( wxClientData *data ) { DoSetClientObject(data); }
3237 wxClientData *GetClientObject() const { return DoGetClientObject(); }
3238
3239 void SetClientData( void *data ) { DoSetClientData(data); }
3240 void *GetClientData() const { return DoGetClientData(); }
3241
3242
3243 // implementation from now on
3244 // --------------------------
3245
3246 // check if the given event table entry matches this event by id (the check
3247 // for the event type should be done by caller) and call the handler if it
3248 // does
3249 //
3250 // return true if the event was processed, false otherwise (no match or the
3251 // handler decided to skip the event)
3252 static bool ProcessEventIfMatchesId(const wxEventTableEntryBase& tableEntry,
3253 wxEvtHandler *handler,
3254 wxEvent& event);
3255
3256 virtual bool SearchEventTable(wxEventTable& table, wxEvent& event);
3257 bool SearchDynamicEventTable( wxEvent& event );
3258
3259 // Avoid problems at exit by cleaning up static hash table gracefully
3260 void ClearEventHashTable() { GetEventHashTable().Clear(); }
3261 void OnSinkDestroyed( wxEvtHandler *sink );
3262
3263
3264 // The method tries to process the event in this event handler.
3265 //
3266 // It is meant to be called from ProcessEvent() only and is not virtual,
3267 // additional event handlers can be hooked into the normal event processing
3268 // logic using TryValidator() hook.
3269 bool ProcessEventHere(wxEvent& event);
3270
3271
3272 private:
3273 void DoConnect(int winid,
3274 int lastId,
3275 wxEventType eventType,
3276 wxEventFunctor *func,
3277 wxObject* userData = NULL);
3278
3279 bool DoDisconnect(int winid,
3280 int lastId,
3281 wxEventType eventType,
3282 const wxEventFunctor& func,
3283 wxObject *userData = NULL);
3284
3285 static const wxEventTableEntry sm_eventTableEntries[];
3286
3287 protected:
3288 // hooks for wxWindow used by ProcessEvent()
3289 // -----------------------------------------
3290
3291 // This one is called before trying our own event table to allow plugging
3292 // in the validators.
3293 //
3294 // NB: This method is intentionally *not* inside wxUSE_VALIDATORS!
3295 // It is part of wxBase which doesn't use validators and the code
3296 // is compiled out when building wxBase w/o GUI classes, which affects
3297 // binary compatibility and wxBase library can't be used by GUI
3298 // ports.
3299 virtual bool TryValidator(wxEvent& WXUNUSED(event)) { return false; }
3300
3301 // this one is called after failing to find the event handle in our own
3302 // table to give a chance to the other windows to process it
3303 //
3304 // base class implementation passes the event to wxTheApp
3305 virtual bool TryParent(wxEvent& event);
3306
3307
3308 static const wxEventTable sm_eventTable;
3309 virtual const wxEventTable *GetEventTable() const;
3310
3311 static wxEventHashTable sm_eventHashTable;
3312 virtual wxEventHashTable& GetEventHashTable() const;
3313
3314 wxEvtHandler* m_nextHandler;
3315 wxEvtHandler* m_previousHandler;
3316 wxList* m_dynamicEvents;
3317 wxList* m_pendingEvents;
3318
3319 #if wxUSE_THREADS
3320 // critical section protecting m_pendingEvents
3321 wxCriticalSection m_pendingEventsLock;
3322 #endif // wxUSE_THREADS
3323
3324 // Is event handler enabled?
3325 bool m_enabled;
3326
3327
3328 // The user data: either an object which will be deleted by the container
3329 // when it's deleted or some raw pointer which we do nothing with - only
3330 // one type of data can be used with the given window (i.e. you cannot set
3331 // the void data and then associate the container with wxClientData or vice
3332 // versa)
3333 union
3334 {
3335 wxClientData *m_clientObject;
3336 void *m_clientData;
3337 };
3338
3339 // what kind of data do we have?
3340 wxClientDataType m_clientDataType;
3341
3342 // client data accessors
3343 virtual void DoSetClientObject( wxClientData *data );
3344 virtual wxClientData *DoGetClientObject() const;
3345
3346 virtual void DoSetClientData( void *data );
3347 virtual void *DoGetClientData() const;
3348
3349 // Search tracker objects for event connection with this sink
3350 wxEventConnectionRef *FindRefInTrackerList(wxEvtHandler *eventSink);
3351
3352 private:
3353 DECLARE_DYNAMIC_CLASS_NO_COPY(wxEvtHandler)
3354 };
3355
3356 WX_DEFINE_EXPORTED_ARRAY_PTR(wxEvtHandler*, wxEvtHandlerArray);
3357
3358 // ----------------------------------------------------------------------------
3359 // wxEventConnectionRef represents all connections between two event handlers
3360 // and enables automatic disconnect when an event handler sink goes out of
3361 // scope. Each connection/disconnect increases/decreases ref count, and
3362 // when it reaches zero the node goes out of scope.
3363 // ----------------------------------------------------------------------------
3364
3365 class wxEventConnectionRef : public wxTrackerNode
3366 {
3367 public:
3368 wxEventConnectionRef() : m_src(NULL), m_sink(NULL), m_refCount(0) { }
3369 wxEventConnectionRef(wxEvtHandler *src, wxEvtHandler *sink)
3370 : m_src(src), m_sink(sink), m_refCount(1)
3371 {
3372 m_sink->AddNode(this);
3373 }
3374
3375 // The sink is being destroyed
3376 virtual void OnObjectDestroy( )
3377 {
3378 if ( m_src )
3379 m_src->OnSinkDestroyed( m_sink );
3380 delete this;
3381 }
3382
3383 virtual wxEventConnectionRef *ToEventConnection() { return this; }
3384
3385 void IncRef() { m_refCount++; }
3386 void DecRef()
3387 {
3388 if ( !--m_refCount )
3389 {
3390 // The sink holds the only external pointer to this object
3391 if ( m_sink )
3392 m_sink->RemoveNode(this);
3393 delete this;
3394 }
3395 }
3396
3397 private:
3398 wxEvtHandler *m_src,
3399 *m_sink;
3400 int m_refCount;
3401
3402 friend class wxEvtHandler;
3403
3404 wxDECLARE_NO_ASSIGN_CLASS(wxEventConnectionRef);
3405 };
3406
3407 inline void wxObjectEventFunctor::operator()(wxEvtHandler *handler, wxEvent& event)
3408 {
3409 wxEvtHandler * const realHandler = m_handler ? m_handler : handler;
3410
3411 (realHandler->*m_method)(event);
3412 }
3413
3414 // Post a message to the given event handler which will be processed during the
3415 // next event loop iteration.
3416 //
3417 // Notice that this one is not thread-safe, use wxQueueEvent()
3418 inline void wxPostEvent(wxEvtHandler *dest, const wxEvent& event)
3419 {
3420 wxCHECK_RET( dest, "need an object to post event to" );
3421
3422 dest->AddPendingEvent(event);
3423 }
3424
3425 // Wrapper around wxEvtHandler::QueueEvent(): adds an event for later
3426 // processing, unlike wxPostEvent it is safe to use from different thread even
3427 // for events with wxString members
3428 inline void wxQueueEvent(wxEvtHandler *dest, wxEvent *event)
3429 {
3430 wxCHECK_RET( dest, "need an object to queue event for" );
3431
3432 dest->QueueEvent(event);
3433 }
3434
3435 typedef void (wxEvtHandler::*wxEventFunction)(wxEvent&);
3436 typedef void (wxEvtHandler::*wxIdleEventFunction)(wxIdleEvent&);
3437
3438 #define wxEventHandler(func) \
3439 wxEVENT_HANDLER_CAST(wxEventFunction, func)
3440 #define wxIdleEventHandler(func) \
3441 wxEVENT_HANDLER_CAST(wxIdleEventFunction, func)
3442
3443 #if wxUSE_GUI
3444
3445 // ----------------------------------------------------------------------------
3446 // wxEventBlocker: helper class to temporarily disable event handling for a window
3447 // ----------------------------------------------------------------------------
3448
3449 class WXDLLIMPEXP_CORE wxEventBlocker : public wxEvtHandler
3450 {
3451 public:
3452 wxEventBlocker(wxWindow *win, wxEventType type = wxEVT_ANY);
3453 virtual ~wxEventBlocker();
3454
3455 void Block(wxEventType type)
3456 {
3457 m_eventsToBlock.push_back(type);
3458 }
3459
3460 virtual bool ProcessEvent(wxEvent& event);
3461
3462 protected:
3463 wxArrayInt m_eventsToBlock;
3464 wxWindow *m_window;
3465
3466 wxDECLARE_NO_COPY_CLASS(wxEventBlocker);
3467 };
3468
3469 typedef void (wxEvtHandler::*wxCommandEventFunction)(wxCommandEvent&);
3470 typedef void (wxEvtHandler::*wxThreadEventFunction)(wxThreadEvent&);
3471 typedef void (wxEvtHandler::*wxScrollEventFunction)(wxScrollEvent&);
3472 typedef void (wxEvtHandler::*wxScrollWinEventFunction)(wxScrollWinEvent&);
3473 typedef void (wxEvtHandler::*wxSizeEventFunction)(wxSizeEvent&);
3474 typedef void (wxEvtHandler::*wxMoveEventFunction)(wxMoveEvent&);
3475 typedef void (wxEvtHandler::*wxPaintEventFunction)(wxPaintEvent&);
3476 typedef void (wxEvtHandler::*wxNcPaintEventFunction)(wxNcPaintEvent&);
3477 typedef void (wxEvtHandler::*wxEraseEventFunction)(wxEraseEvent&);
3478 typedef void (wxEvtHandler::*wxMouseEventFunction)(wxMouseEvent&);
3479 typedef void (wxEvtHandler::*wxCharEventFunction)(wxKeyEvent&);
3480 typedef void (wxEvtHandler::*wxFocusEventFunction)(wxFocusEvent&);
3481 typedef void (wxEvtHandler::*wxChildFocusEventFunction)(wxChildFocusEvent&);
3482 typedef void (wxEvtHandler::*wxActivateEventFunction)(wxActivateEvent&);
3483 typedef void (wxEvtHandler::*wxMenuEventFunction)(wxMenuEvent&);
3484 typedef void (wxEvtHandler::*wxJoystickEventFunction)(wxJoystickEvent&);
3485 typedef void (wxEvtHandler::*wxDropFilesEventFunction)(wxDropFilesEvent&);
3486 typedef void (wxEvtHandler::*wxInitDialogEventFunction)(wxInitDialogEvent&);
3487 typedef void (wxEvtHandler::*wxSysColourChangedEventFunction)(wxSysColourChangedEvent&);
3488 typedef void (wxEvtHandler::*wxDisplayChangedEventFunction)(wxDisplayChangedEvent&);
3489 typedef void (wxEvtHandler::*wxUpdateUIEventFunction)(wxUpdateUIEvent&);
3490 typedef void (wxEvtHandler::*wxCloseEventFunction)(wxCloseEvent&);
3491 typedef void (wxEvtHandler::*wxShowEventFunction)(wxShowEvent&);
3492 typedef void (wxEvtHandler::*wxIconizeEventFunction)(wxIconizeEvent&);
3493 typedef void (wxEvtHandler::*wxMaximizeEventFunction)(wxMaximizeEvent&);
3494 typedef void (wxEvtHandler::*wxNavigationKeyEventFunction)(wxNavigationKeyEvent&);
3495 typedef void (wxEvtHandler::*wxPaletteChangedEventFunction)(wxPaletteChangedEvent&);
3496 typedef void (wxEvtHandler::*wxQueryNewPaletteEventFunction)(wxQueryNewPaletteEvent&);
3497 typedef void (wxEvtHandler::*wxWindowCreateEventFunction)(wxWindowCreateEvent&);
3498 typedef void (wxEvtHandler::*wxWindowDestroyEventFunction)(wxWindowDestroyEvent&);
3499 typedef void (wxEvtHandler::*wxSetCursorEventFunction)(wxSetCursorEvent&);
3500 typedef void (wxEvtHandler::*wxNotifyEventFunction)(wxNotifyEvent&);
3501 typedef void (wxEvtHandler::*wxHelpEventFunction)(wxHelpEvent&);
3502 typedef void (wxEvtHandler::*wxContextMenuEventFunction)(wxContextMenuEvent&);
3503 typedef void (wxEvtHandler::*wxMouseCaptureChangedEventFunction)(wxMouseCaptureChangedEvent&);
3504 typedef void (wxEvtHandler::*wxMouseCaptureLostEventFunction)(wxMouseCaptureLostEvent&);
3505 typedef void (wxEvtHandler::*wxClipboardTextEventFunction)(wxClipboardTextEvent&);
3506
3507
3508 #define wxCommandEventHandler(func) \
3509 wxEVENT_HANDLER_CAST(wxCommandEventFunction, func)
3510 #define wxThreadEventHandler(func) \
3511 wxEVENT_HANDLER_CAST(wxThreadEventFunction, func)
3512 #define wxScrollEventHandler(func) \
3513 wxEVENT_HANDLER_CAST(wxScrollEventFunction, func)
3514 #define wxScrollWinEventHandler(func) \
3515 wxEVENT_HANDLER_CAST(wxScrollWinEventFunction, func)
3516 #define wxSizeEventHandler(func) \
3517 wxEVENT_HANDLER_CAST(wxSizeEventFunction, func)
3518 #define wxMoveEventHandler(func) \
3519 wxEVENT_HANDLER_CAST(wxMoveEventFunction, func)
3520 #define wxPaintEventHandler(func) \
3521 wxEVENT_HANDLER_CAST(wxPaintEventFunction, func)
3522 #define wxNcPaintEventHandler(func) \
3523 wxEVENT_HANDLER_CAST(wxNcPaintEventFunction, func)
3524 #define wxEraseEventHandler(func) \
3525 wxEVENT_HANDLER_CAST(wxEraseEventFunction, func)
3526 #define wxMouseEventHandler(func) \
3527 wxEVENT_HANDLER_CAST(wxMouseEventFunction, func)
3528 #define wxCharEventHandler(func) \
3529 wxEVENT_HANDLER_CAST(wxCharEventFunction, func)
3530 #define wxKeyEventHandler(func) wxCharEventHandler(func)
3531 #define wxFocusEventHandler(func) \
3532 wxEVENT_HANDLER_CAST(wxFocusEventFunction, func)
3533 #define wxChildFocusEventHandler(func) \
3534 wxEVENT_HANDLER_CAST(wxChildFocusEventFunction, func)
3535 #define wxActivateEventHandler(func) \
3536 wxEVENT_HANDLER_CAST(wxActivateEventFunction, func)
3537 #define wxMenuEventHandler(func) \
3538 wxEVENT_HANDLER_CAST(wxMenuEventFunction, func)
3539 #define wxJoystickEventHandler(func) \
3540 wxEVENT_HANDLER_CAST(wxJoystickEventFunction, func)
3541 #define wxDropFilesEventHandler(func) \
3542 wxEVENT_HANDLER_CAST(wxDropFilesEventFunction, func)
3543 #define wxInitDialogEventHandler(func) \
3544 wxEVENT_HANDLER_CAST(wxInitDialogEventFunction, func)
3545 #define wxSysColourChangedEventHandler(func) \
3546 wxEVENT_HANDLER_CAST(wxSysColourChangedEventFunction, func)
3547 #define wxDisplayChangedEventHandler(func) \
3548 wxEVENT_HANDLER_CAST(wxDisplayChangedEventFunction, func)
3549 #define wxUpdateUIEventHandler(func) \
3550 wxEVENT_HANDLER_CAST(wxUpdateUIEventFunction, func)
3551 #define wxCloseEventHandler(func) \
3552 wxEVENT_HANDLER_CAST(wxCloseEventFunction, func)
3553 #define wxShowEventHandler(func) \
3554 wxEVENT_HANDLER_CAST(wxShowEventFunction, func)
3555 #define wxIconizeEventHandler(func) \
3556 wxEVENT_HANDLER_CAST(wxIconizeEventFunction, func)
3557 #define wxMaximizeEventHandler(func) \
3558 wxEVENT_HANDLER_CAST(wxMaximizeEventFunction, func)
3559 #define wxNavigationKeyEventHandler(func) \
3560 wxEVENT_HANDLER_CAST(wxNavigationKeyEventFunction, func)
3561 #define wxPaletteChangedEventHandler(func) \
3562 wxEVENT_HANDLER_CAST(wxPaletteChangedEventFunction, func)
3563 #define wxQueryNewPaletteEventHandler(func) \
3564 wxEVENT_HANDLER_CAST(wxQueryNewPaletteEventFunction, func)
3565 #define wxWindowCreateEventHandler(func) \
3566 wxEVENT_HANDLER_CAST(wxWindowCreateEventFunction, func)
3567 #define wxWindowDestroyEventHandler(func) \
3568 wxEVENT_HANDLER_CAST(wxWindowDestroyEventFunction, func)
3569 #define wxSetCursorEventHandler(func) \
3570 wxEVENT_HANDLER_CAST(wxSetCursorEventFunction, func)
3571 #define wxNotifyEventHandler(func) \
3572 wxEVENT_HANDLER_CAST(wxNotifyEventFunction, func)
3573 #define wxHelpEventHandler(func) \
3574 wxEVENT_HANDLER_CAST(wxHelpEventFunction, func)
3575 #define wxContextMenuEventHandler(func) \
3576 wxEVENT_HANDLER_CAST(wxContextMenuEventFunction, func)
3577 #define wxMouseCaptureChangedEventHandler(func) \
3578 wxEVENT_HANDLER_CAST(wxMouseCaptureChangedEventFunction, func)
3579 #define wxMouseCaptureLostEventHandler(func) \
3580 wxEVENT_HANDLER_CAST(wxMouseCaptureLostEventFunction, func)
3581 #define wxClipboardTextEventHandler(func) \
3582 wxEVENT_HANDLER_CAST(wxClipboardTextEventFunction, func)
3583
3584 #endif // wxUSE_GUI
3585
3586 // N.B. In GNU-WIN32, you *have* to take the address of a member function
3587 // (use &) or the compiler crashes...
3588
3589 #define DECLARE_EVENT_TABLE() \
3590 private: \
3591 static const wxEventTableEntry sm_eventTableEntries[]; \
3592 protected: \
3593 static const wxEventTable sm_eventTable; \
3594 virtual const wxEventTable* GetEventTable() const; \
3595 static wxEventHashTable sm_eventHashTable; \
3596 virtual wxEventHashTable& GetEventHashTable() const;
3597
3598 // N.B.: when building DLL with Borland C++ 5.5 compiler, you must initialize
3599 // sm_eventTable before using it in GetEventTable() or the compiler gives
3600 // E2233 (see http://groups.google.com/groups?selm=397dcc8a%241_2%40dnews)
3601
3602 #define BEGIN_EVENT_TABLE(theClass, baseClass) \
3603 const wxEventTable theClass::sm_eventTable = \
3604 { &baseClass::sm_eventTable, &theClass::sm_eventTableEntries[0] }; \
3605 const wxEventTable *theClass::GetEventTable() const \
3606 { return &theClass::sm_eventTable; } \
3607 wxEventHashTable theClass::sm_eventHashTable(theClass::sm_eventTable); \
3608 wxEventHashTable &theClass::GetEventHashTable() const \
3609 { return theClass::sm_eventHashTable; } \
3610 const wxEventTableEntry theClass::sm_eventTableEntries[] = { \
3611
3612 #define BEGIN_EVENT_TABLE_TEMPLATE1(theClass, baseClass, T1) \
3613 template<typename T1> \
3614 const wxEventTable theClass<T1>::sm_eventTable = \
3615 { &baseClass::sm_eventTable, &theClass<T1>::sm_eventTableEntries[0] }; \
3616 template<typename T1> \
3617 const wxEventTable *theClass<T1>::GetEventTable() const \
3618 { return &theClass<T1>::sm_eventTable; } \
3619 template<typename T1> \
3620 wxEventHashTable theClass<T1>::sm_eventHashTable(theClass<T1>::sm_eventTable); \
3621 template<typename T1> \
3622 wxEventHashTable &theClass<T1>::GetEventHashTable() const \
3623 { return theClass<T1>::sm_eventHashTable; } \
3624 template<typename T1> \
3625 const wxEventTableEntry theClass<T1>::sm_eventTableEntries[] = { \
3626
3627 #define BEGIN_EVENT_TABLE_TEMPLATE2(theClass, baseClass, T1, T2) \
3628 template<typename T1, typename T2> \
3629 const wxEventTable theClass<T1, T2>::sm_eventTable = \
3630 { &baseClass::sm_eventTable, &theClass<T1, T2>::sm_eventTableEntries[0] }; \
3631 template<typename T1, typename T2> \
3632 const wxEventTable *theClass<T1, T2>::GetEventTable() const \
3633 { return &theClass<T1, T2>::sm_eventTable; } \
3634 template<typename T1, typename T2> \
3635 wxEventHashTable theClass<T1, T2>::sm_eventHashTable(theClass<T1, T2>::sm_eventTable); \
3636 template<typename T1, typename T2> \
3637 wxEventHashTable &theClass<T1, T2>::GetEventHashTable() const \
3638 { return theClass<T1, T2>::sm_eventHashTable; } \
3639 template<typename T1, typename T2> \
3640 const wxEventTableEntry theClass<T1, T2>::sm_eventTableEntries[] = { \
3641
3642 #define BEGIN_EVENT_TABLE_TEMPLATE3(theClass, baseClass, T1, T2, T3) \
3643 template<typename T1, typename T2, typename T3> \
3644 const wxEventTable theClass<T1, T2, T3>::sm_eventTable = \
3645 { &baseClass::sm_eventTable, &theClass<T1, T2, T3>::sm_eventTableEntries[0] }; \
3646 template<typename T1, typename T2, typename T3> \
3647 const wxEventTable *theClass<T1, T2, T3>::GetEventTable() const \
3648 { return &theClass<T1, T2, T3>::sm_eventTable; } \
3649 template<typename T1, typename T2, typename T3> \
3650 wxEventHashTable theClass<T1, T2, T3>::sm_eventHashTable(theClass<T1, T2, T3>::sm_eventTable); \
3651 template<typename T1, typename T2, typename T3> \
3652 wxEventHashTable &theClass<T1, T2, T3>::GetEventHashTable() const \
3653 { return theClass<T1, T2, T3>::sm_eventHashTable; } \
3654 template<typename T1, typename T2, typename T3> \
3655 const wxEventTableEntry theClass<T1, T2, T3>::sm_eventTableEntries[] = { \
3656
3657 #define BEGIN_EVENT_TABLE_TEMPLATE4(theClass, baseClass, T1, T2, T3, T4) \
3658 template<typename T1, typename T2, typename T3, typename T4> \
3659 const wxEventTable theClass<T1, T2, T3, T4>::sm_eventTable = \
3660 { &baseClass::sm_eventTable, &theClass<T1, T2, T3, T4>::sm_eventTableEntries[0] }; \
3661 template<typename T1, typename T2, typename T3, typename T4> \
3662 const wxEventTable *theClass<T1, T2, T3, T4>::GetEventTable() const \
3663 { return &theClass<T1, T2, T3, T4>::sm_eventTable; } \
3664 template<typename T1, typename T2, typename T3, typename T4> \
3665 wxEventHashTable theClass<T1, T2, T3, T4>::sm_eventHashTable(theClass<T1, T2, T3, T4>::sm_eventTable); \
3666 template<typename T1, typename T2, typename T3, typename T4> \
3667 wxEventHashTable &theClass<T1, T2, T3, T4>::GetEventHashTable() const \
3668 { return theClass<T1, T2, T3, T4>::sm_eventHashTable; } \
3669 template<typename T1, typename T2, typename T3, typename T4> \
3670 const wxEventTableEntry theClass<T1, T2, T3, T4>::sm_eventTableEntries[] = { \
3671
3672 #define BEGIN_EVENT_TABLE_TEMPLATE5(theClass, baseClass, T1, T2, T3, T4, T5) \
3673 template<typename T1, typename T2, typename T3, typename T4, typename T5> \
3674 const wxEventTable theClass<T1, T2, T3, T4, T5>::sm_eventTable = \
3675 { &baseClass::sm_eventTable, &theClass<T1, T2, T3, T4, T5>::sm_eventTableEntries[0] }; \
3676 template<typename T1, typename T2, typename T3, typename T4, typename T5> \
3677 const wxEventTable *theClass<T1, T2, T3, T4, T5>::GetEventTable() const \
3678 { return &theClass<T1, T2, T3, T4, T5>::sm_eventTable; } \
3679 template<typename T1, typename T2, typename T3, typename T4, typename T5> \
3680 wxEventHashTable theClass<T1, T2, T3, T4, T5>::sm_eventHashTable(theClass<T1, T2, T3, T4, T5>::sm_eventTable); \
3681 template<typename T1, typename T2, typename T3, typename T4, typename T5> \
3682 wxEventHashTable &theClass<T1, T2, T3, T4, T5>::GetEventHashTable() const \
3683 { return theClass<T1, T2, T3, T4, T5>::sm_eventHashTable; } \
3684 template<typename T1, typename T2, typename T3, typename T4, typename T5> \
3685 const wxEventTableEntry theClass<T1, T2, T3, T4, T5>::sm_eventTableEntries[] = { \
3686
3687 #define BEGIN_EVENT_TABLE_TEMPLATE7(theClass, baseClass, T1, T2, T3, T4, T5, T6, T7) \
3688 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7> \
3689 const wxEventTable theClass<T1, T2, T3, T4, T5, T6, T7>::sm_eventTable = \
3690 { &baseClass::sm_eventTable, &theClass<T1, T2, T3, T4, T5, T6, T7>::sm_eventTableEntries[0] }; \
3691 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7> \
3692 const wxEventTable *theClass<T1, T2, T3, T4, T5, T6, T7>::GetEventTable() const \
3693 { return &theClass<T1, T2, T3, T4, T5, T6, T7>::sm_eventTable; } \
3694 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7> \
3695 wxEventHashTable theClass<T1, T2, T3, T4, T5, T6, T7>::sm_eventHashTable(theClass<T1, T2, T3, T4, T5, T6, T7>::sm_eventTable); \
3696 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7> \
3697 wxEventHashTable &theClass<T1, T2, T3, T4, T5, T6, T7>::GetEventHashTable() const \
3698 { return theClass<T1, T2, T3, T4, T5, T6, T7>::sm_eventHashTable; } \
3699 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7> \
3700 const wxEventTableEntry theClass<T1, T2, T3, T4, T5, T6, T7>::sm_eventTableEntries[] = { \
3701
3702 #define BEGIN_EVENT_TABLE_TEMPLATE8(theClass, baseClass, T1, T2, T3, T4, T5, T6, T7, T8) \
3703 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8> \
3704 const wxEventTable theClass<T1, T2, T3, T4, T5, T6, T7, T8>::sm_eventTable = \
3705 { &baseClass::sm_eventTable, &theClass<T1, T2, T3, T4, T5, T6, T7, T8>::sm_eventTableEntries[0] }; \
3706 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8> \
3707 const wxEventTable *theClass<T1, T2, T3, T4, T5, T6, T7, T8>::GetEventTable() const \
3708 { return &theClass<T1, T2, T3, T4, T5, T6, T7, T8>::sm_eventTable; } \
3709 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8> \
3710 wxEventHashTable theClass<T1, T2, T3, T4, T5, T6, T7, T8>::sm_eventHashTable(theClass<T1, T2, T3, T4, T5, T6, T7, T8>::sm_eventTable); \
3711 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8> \
3712 wxEventHashTable &theClass<T1, T2, T3, T4, T5, T6, T7, T8>::GetEventHashTable() const \
3713 { return theClass<T1, T2, T3, T4, T5, T6, T7, T8>::sm_eventHashTable; } \
3714 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8> \
3715 const wxEventTableEntry theClass<T1, T2, T3, T4, T5, T6, T7, T8>::sm_eventTableEntries[] = { \
3716
3717 #define END_EVENT_TABLE() DECLARE_EVENT_TABLE_TERMINATOR() };
3718
3719 /*
3720 * Event table macros
3721 */
3722
3723 // helpers for writing shorter code below: declare an event macro taking 2, 1
3724 // or none ids (the missing ids default to wxID_ANY)
3725 //
3726 // macro arguments:
3727 // - evt one of wxEVT_XXX constants
3728 // - id1, id2 ids of the first/last id
3729 // - fn the function (should be cast to the right type)
3730 #define wx__DECLARE_EVT2(evt, id1, id2, fn) \
3731 DECLARE_EVENT_TABLE_ENTRY(evt, id1, id2, fn, NULL),
3732 #define wx__DECLARE_EVT1(evt, id, fn) \
3733 wx__DECLARE_EVT2(evt, id, wxID_ANY, fn)
3734 #define wx__DECLARE_EVT0(evt, fn) \
3735 wx__DECLARE_EVT1(evt, wxID_ANY, fn)
3736
3737
3738 // Generic events
3739 #define EVT_CUSTOM(event, winid, func) \
3740 wx__DECLARE_EVT1(event, winid, wxEventHandler(func))
3741 #define EVT_CUSTOM_RANGE(event, id1, id2, func) \
3742 wx__DECLARE_EVT2(event, id1, id2, wxEventHandler(func))
3743
3744 // EVT_COMMAND
3745 #define EVT_COMMAND(winid, event, func) \
3746 wx__DECLARE_EVT1(event, winid, wxCommandEventHandler(func))
3747
3748 #define EVT_COMMAND_RANGE(id1, id2, event, func) \
3749 wx__DECLARE_EVT2(event, id1, id2, wxCommandEventHandler(func))
3750
3751 #define EVT_NOTIFY(event, winid, func) \
3752 wx__DECLARE_EVT1(event, winid, wxNotifyEventHandler(func))
3753
3754 #define EVT_NOTIFY_RANGE(event, id1, id2, func) \
3755 wx__DECLARE_EVT2(event, id1, id2, wxNotifyEventHandler(func))
3756
3757 // Miscellaneous
3758 #define EVT_SIZE(func) wx__DECLARE_EVT0(wxEVT_SIZE, wxSizeEventHandler(func))
3759 #define EVT_SIZING(func) wx__DECLARE_EVT0(wxEVT_SIZING, wxSizeEventHandler(func))
3760 #define EVT_MOVE(func) wx__DECLARE_EVT0(wxEVT_MOVE, wxMoveEventHandler(func))
3761 #define EVT_MOVING(func) wx__DECLARE_EVT0(wxEVT_MOVING, wxMoveEventHandler(func))
3762 #define EVT_MOVE_START(func) wx__DECLARE_EVT0(wxEVT_MOVE_START, wxMoveEventHandler(func))
3763 #define EVT_MOVE_END(func) wx__DECLARE_EVT0(wxEVT_MOVE_END, wxMoveEventHandler(func))
3764 #define EVT_CLOSE(func) wx__DECLARE_EVT0(wxEVT_CLOSE_WINDOW, wxCloseEventHandler(func))
3765 #define EVT_END_SESSION(func) wx__DECLARE_EVT0(wxEVT_END_SESSION, wxCloseEventHandler(func))
3766 #define EVT_QUERY_END_SESSION(func) wx__DECLARE_EVT0(wxEVT_QUERY_END_SESSION, wxCloseEventHandler(func))
3767 #define EVT_PAINT(func) wx__DECLARE_EVT0(wxEVT_PAINT, wxPaintEventHandler(func))
3768 #define EVT_NC_PAINT(func) wx__DECLARE_EVT0(wxEVT_NC_PAINT, wxNcPaintEventHandler(func))
3769 #define EVT_ERASE_BACKGROUND(func) wx__DECLARE_EVT0(wxEVT_ERASE_BACKGROUND, wxEraseEventHandler(func))
3770 #define EVT_CHAR(func) wx__DECLARE_EVT0(wxEVT_CHAR, wxCharEventHandler(func))
3771 #define EVT_KEY_DOWN(func) wx__DECLARE_EVT0(wxEVT_KEY_DOWN, wxKeyEventHandler(func))
3772 #define EVT_KEY_UP(func) wx__DECLARE_EVT0(wxEVT_KEY_UP, wxKeyEventHandler(func))
3773 #if wxUSE_HOTKEY
3774 #define EVT_HOTKEY(winid, func) wx__DECLARE_EVT1(wxEVT_HOTKEY, winid, wxCharEventHandler(func))
3775 #endif
3776 #define EVT_CHAR_HOOK(func) wx__DECLARE_EVT0(wxEVT_CHAR_HOOK, wxCharEventHandler(func))
3777 #define EVT_MENU_OPEN(func) wx__DECLARE_EVT0(wxEVT_MENU_OPEN, wxMenuEventHandler(func))
3778 #define EVT_MENU_CLOSE(func) wx__DECLARE_EVT0(wxEVT_MENU_CLOSE, wxMenuEventHandler(func))
3779 #define EVT_MENU_HIGHLIGHT(winid, func) wx__DECLARE_EVT1(wxEVT_MENU_HIGHLIGHT, winid, wxMenuEventHandler(func))
3780 #define EVT_MENU_HIGHLIGHT_ALL(func) wx__DECLARE_EVT0(wxEVT_MENU_HIGHLIGHT, wxMenuEventHandler(func))
3781 #define EVT_SET_FOCUS(func) wx__DECLARE_EVT0(wxEVT_SET_FOCUS, wxFocusEventHandler(func))
3782 #define EVT_KILL_FOCUS(func) wx__DECLARE_EVT0(wxEVT_KILL_FOCUS, wxFocusEventHandler(func))
3783 #define EVT_CHILD_FOCUS(func) wx__DECLARE_EVT0(wxEVT_CHILD_FOCUS, wxChildFocusEventHandler(func))
3784 #define EVT_ACTIVATE(func) wx__DECLARE_EVT0(wxEVT_ACTIVATE, wxActivateEventHandler(func))
3785 #define EVT_ACTIVATE_APP(func) wx__DECLARE_EVT0(wxEVT_ACTIVATE_APP, wxActivateEventHandler(func))
3786 #define EVT_HIBERNATE(func) wx__DECLARE_EVT0(wxEVT_HIBERNATE, wxActivateEventHandler(func))
3787 #define EVT_END_SESSION(func) wx__DECLARE_EVT0(wxEVT_END_SESSION, wxCloseEventHandler(func))
3788 #define EVT_QUERY_END_SESSION(func) wx__DECLARE_EVT0(wxEVT_QUERY_END_SESSION, wxCloseEventHandler(func))
3789 #define EVT_DROP_FILES(func) wx__DECLARE_EVT0(wxEVT_DROP_FILES, wxDropFilesEventHandler(func))
3790 #define EVT_INIT_DIALOG(func) wx__DECLARE_EVT0(wxEVT_INIT_DIALOG, wxInitDialogEventHandler(func))
3791 #define EVT_SYS_COLOUR_CHANGED(func) wx__DECLARE_EVT0(wxEVT_SYS_COLOUR_CHANGED, wxSysColourChangedEventHandler(func))
3792 #define EVT_DISPLAY_CHANGED(func) wx__DECLARE_EVT0(wxEVT_DISPLAY_CHANGED, wxDisplayChangedEventHandler(func))
3793 #define EVT_SHOW(func) wx__DECLARE_EVT0(wxEVT_SHOW, wxShowEventHandler(func))
3794 #define EVT_MAXIMIZE(func) wx__DECLARE_EVT0(wxEVT_MAXIMIZE, wxMaximizeEventHandler(func))
3795 #define EVT_ICONIZE(func) wx__DECLARE_EVT0(wxEVT_ICONIZE, wxIconizeEventHandler(func))
3796 #define EVT_NAVIGATION_KEY(func) wx__DECLARE_EVT0(wxEVT_NAVIGATION_KEY, wxNavigationKeyEventHandler(func))
3797 #define EVT_PALETTE_CHANGED(func) wx__DECLARE_EVT0(wxEVT_PALETTE_CHANGED, wxPaletteChangedEventHandler(func))
3798 #define EVT_QUERY_NEW_PALETTE(func) wx__DECLARE_EVT0(wxEVT_QUERY_NEW_PALETTE, wxQueryNewPaletteEventHandler(func))
3799 #define EVT_WINDOW_CREATE(func) wx__DECLARE_EVT0(wxEVT_CREATE, wxWindowCreateEventHandler(func))
3800 #define EVT_WINDOW_DESTROY(func) wx__DECLARE_EVT0(wxEVT_DESTROY, wxWindowDestroyEventHandler(func))
3801 #define EVT_SET_CURSOR(func) wx__DECLARE_EVT0(wxEVT_SET_CURSOR, wxSetCursorEventHandler(func))
3802 #define EVT_MOUSE_CAPTURE_CHANGED(func) wx__DECLARE_EVT0(wxEVT_MOUSE_CAPTURE_CHANGED, wxMouseCaptureChangedEventHandler(func))
3803 #define EVT_MOUSE_CAPTURE_LOST(func) wx__DECLARE_EVT0(wxEVT_MOUSE_CAPTURE_LOST, wxMouseCaptureLostEventHandler(func))
3804
3805 // Mouse events
3806 #define EVT_LEFT_DOWN(func) wx__DECLARE_EVT0(wxEVT_LEFT_DOWN, wxMouseEventHandler(func))
3807 #define EVT_LEFT_UP(func) wx__DECLARE_EVT0(wxEVT_LEFT_UP, wxMouseEventHandler(func))
3808 #define EVT_MIDDLE_DOWN(func) wx__DECLARE_EVT0(wxEVT_MIDDLE_DOWN, wxMouseEventHandler(func))
3809 #define EVT_MIDDLE_UP(func) wx__DECLARE_EVT0(wxEVT_MIDDLE_UP, wxMouseEventHandler(func))
3810 #define EVT_RIGHT_DOWN(func) wx__DECLARE_EVT0(wxEVT_RIGHT_DOWN, wxMouseEventHandler(func))
3811 #define EVT_RIGHT_UP(func) wx__DECLARE_EVT0(wxEVT_RIGHT_UP, wxMouseEventHandler(func))
3812 #define EVT_MOTION(func) wx__DECLARE_EVT0(wxEVT_MOTION, wxMouseEventHandler(func))
3813 #define EVT_LEFT_DCLICK(func) wx__DECLARE_EVT0(wxEVT_LEFT_DCLICK, wxMouseEventHandler(func))
3814 #define EVT_MIDDLE_DCLICK(func) wx__DECLARE_EVT0(wxEVT_MIDDLE_DCLICK, wxMouseEventHandler(func))
3815 #define EVT_RIGHT_DCLICK(func) wx__DECLARE_EVT0(wxEVT_RIGHT_DCLICK, wxMouseEventHandler(func))
3816 #define EVT_LEAVE_WINDOW(func) wx__DECLARE_EVT0(wxEVT_LEAVE_WINDOW, wxMouseEventHandler(func))
3817 #define EVT_ENTER_WINDOW(func) wx__DECLARE_EVT0(wxEVT_ENTER_WINDOW, wxMouseEventHandler(func))
3818 #define EVT_MOUSEWHEEL(func) wx__DECLARE_EVT0(wxEVT_MOUSEWHEEL, wxMouseEventHandler(func))
3819 #define EVT_MOUSE_AUX1_DOWN(func) wx__DECLARE_EVT0(wxEVT_AUX1_DOWN, wxMouseEventHandler(func))
3820 #define EVT_MOUSE_AUX1_UP(func) wx__DECLARE_EVT0(wxEVT_AUX1_UP, wxMouseEventHandler(func))
3821 #define EVT_MOUSE_AUX1_DCLICK(func) wx__DECLARE_EVT0(wxEVT_AUX1_DCLICK, wxMouseEventHandler(func))
3822 #define EVT_MOUSE_AUX2_DOWN(func) wx__DECLARE_EVT0(wxEVT_AUX2_DOWN, wxMouseEventHandler(func))
3823 #define EVT_MOUSE_AUX2_UP(func) wx__DECLARE_EVT0(wxEVT_AUX2_UP, wxMouseEventHandler(func))
3824 #define EVT_MOUSE_AUX2_DCLICK(func) wx__DECLARE_EVT0(wxEVT_AUX2_DCLICK, wxMouseEventHandler(func))
3825
3826 // All mouse events
3827 #define EVT_MOUSE_EVENTS(func) \
3828 EVT_LEFT_DOWN(func) \
3829 EVT_LEFT_UP(func) \
3830 EVT_LEFT_DCLICK(func) \
3831 EVT_MIDDLE_DOWN(func) \
3832 EVT_MIDDLE_UP(func) \
3833 EVT_MIDDLE_DCLICK(func) \
3834 EVT_RIGHT_DOWN(func) \
3835 EVT_RIGHT_UP(func) \
3836 EVT_RIGHT_DCLICK(func) \
3837 EVT_MOUSE_AUX1_DOWN(func) \
3838 EVT_MOUSE_AUX1_UP(func) \
3839 EVT_MOUSE_AUX1_DCLICK(func) \
3840 EVT_MOUSE_AUX2_DOWN(func) \
3841 EVT_MOUSE_AUX2_UP(func) \
3842 EVT_MOUSE_AUX2_DCLICK(func) \
3843 EVT_MOTION(func) \
3844 EVT_LEAVE_WINDOW(func) \
3845 EVT_ENTER_WINDOW(func) \
3846 EVT_MOUSEWHEEL(func)
3847
3848 // Scrolling from wxWindow (sent to wxScrolledWindow)
3849 #define EVT_SCROLLWIN_TOP(func) wx__DECLARE_EVT0(wxEVT_SCROLLWIN_TOP, wxScrollWinEventHandler(func))
3850 #define EVT_SCROLLWIN_BOTTOM(func) wx__DECLARE_EVT0(wxEVT_SCROLLWIN_BOTTOM, wxScrollWinEventHandler(func))
3851 #define EVT_SCROLLWIN_LINEUP(func) wx__DECLARE_EVT0(wxEVT_SCROLLWIN_LINEUP, wxScrollWinEventHandler(func))
3852 #define EVT_SCROLLWIN_LINEDOWN(func) wx__DECLARE_EVT0(wxEVT_SCROLLWIN_LINEDOWN, wxScrollWinEventHandler(func))
3853 #define EVT_SCROLLWIN_PAGEUP(func) wx__DECLARE_EVT0(wxEVT_SCROLLWIN_PAGEUP, wxScrollWinEventHandler(func))
3854 #define EVT_SCROLLWIN_PAGEDOWN(func) wx__DECLARE_EVT0(wxEVT_SCROLLWIN_PAGEDOWN, wxScrollWinEventHandler(func))
3855 #define EVT_SCROLLWIN_THUMBTRACK(func) wx__DECLARE_EVT0(wxEVT_SCROLLWIN_THUMBTRACK, wxScrollWinEventHandler(func))
3856 #define EVT_SCROLLWIN_THUMBRELEASE(func) wx__DECLARE_EVT0(wxEVT_SCROLLWIN_THUMBRELEASE, wxScrollWinEventHandler(func))
3857
3858 #define EVT_SCROLLWIN(func) \
3859 EVT_SCROLLWIN_TOP(func) \
3860 EVT_SCROLLWIN_BOTTOM(func) \
3861 EVT_SCROLLWIN_LINEUP(func) \
3862 EVT_SCROLLWIN_LINEDOWN(func) \
3863 EVT_SCROLLWIN_PAGEUP(func) \
3864 EVT_SCROLLWIN_PAGEDOWN(func) \
3865 EVT_SCROLLWIN_THUMBTRACK(func) \
3866 EVT_SCROLLWIN_THUMBRELEASE(func)
3867
3868 // Scrolling from wxSlider and wxScrollBar
3869 #define EVT_SCROLL_TOP(func) wx__DECLARE_EVT0(wxEVT_SCROLL_TOP, wxScrollEventHandler(func))
3870 #define EVT_SCROLL_BOTTOM(func) wx__DECLARE_EVT0(wxEVT_SCROLL_BOTTOM, wxScrollEventHandler(func))
3871 #define EVT_SCROLL_LINEUP(func) wx__DECLARE_EVT0(wxEVT_SCROLL_LINEUP, wxScrollEventHandler(func))
3872 #define EVT_SCROLL_LINEDOWN(func) wx__DECLARE_EVT0(wxEVT_SCROLL_LINEDOWN, wxScrollEventHandler(func))
3873 #define EVT_SCROLL_PAGEUP(func) wx__DECLARE_EVT0(wxEVT_SCROLL_PAGEUP, wxScrollEventHandler(func))
3874 #define EVT_SCROLL_PAGEDOWN(func) wx__DECLARE_EVT0(wxEVT_SCROLL_PAGEDOWN, wxScrollEventHandler(func))
3875 #define EVT_SCROLL_THUMBTRACK(func) wx__DECLARE_EVT0(wxEVT_SCROLL_THUMBTRACK, wxScrollEventHandler(func))
3876 #define EVT_SCROLL_THUMBRELEASE(func) wx__DECLARE_EVT0(wxEVT_SCROLL_THUMBRELEASE, wxScrollEventHandler(func))
3877 #define EVT_SCROLL_CHANGED(func) wx__DECLARE_EVT0(wxEVT_SCROLL_CHANGED, wxScrollEventHandler(func))
3878
3879 #define EVT_SCROLL(func) \
3880 EVT_SCROLL_TOP(func) \
3881 EVT_SCROLL_BOTTOM(func) \
3882 EVT_SCROLL_LINEUP(func) \
3883 EVT_SCROLL_LINEDOWN(func) \
3884 EVT_SCROLL_PAGEUP(func) \
3885 EVT_SCROLL_PAGEDOWN(func) \
3886 EVT_SCROLL_THUMBTRACK(func) \
3887 EVT_SCROLL_THUMBRELEASE(func) \
3888 EVT_SCROLL_CHANGED(func)
3889
3890 // Scrolling from wxSlider and wxScrollBar, with an id
3891 #define EVT_COMMAND_SCROLL_TOP(winid, func) wx__DECLARE_EVT1(wxEVT_SCROLL_TOP, winid, wxScrollEventHandler(func))
3892 #define EVT_COMMAND_SCROLL_BOTTOM(winid, func) wx__DECLARE_EVT1(wxEVT_SCROLL_BOTTOM, winid, wxScrollEventHandler(func))
3893 #define EVT_COMMAND_SCROLL_LINEUP(winid, func) wx__DECLARE_EVT1(wxEVT_SCROLL_LINEUP, winid, wxScrollEventHandler(func))
3894 #define EVT_COMMAND_SCROLL_LINEDOWN(winid, func) wx__DECLARE_EVT1(wxEVT_SCROLL_LINEDOWN, winid, wxScrollEventHandler(func))
3895 #define EVT_COMMAND_SCROLL_PAGEUP(winid, func) wx__DECLARE_EVT1(wxEVT_SCROLL_PAGEUP, winid, wxScrollEventHandler(func))
3896 #define EVT_COMMAND_SCROLL_PAGEDOWN(winid, func) wx__DECLARE_EVT1(wxEVT_SCROLL_PAGEDOWN, winid, wxScrollEventHandler(func))
3897 #define EVT_COMMAND_SCROLL_THUMBTRACK(winid, func) wx__DECLARE_EVT1(wxEVT_SCROLL_THUMBTRACK, winid, wxScrollEventHandler(func))
3898 #define EVT_COMMAND_SCROLL_THUMBRELEASE(winid, func) wx__DECLARE_EVT1(wxEVT_SCROLL_THUMBRELEASE, winid, wxScrollEventHandler(func))
3899 #define EVT_COMMAND_SCROLL_CHANGED(winid, func) wx__DECLARE_EVT1(wxEVT_SCROLL_CHANGED, winid, wxScrollEventHandler(func))
3900
3901 #define EVT_COMMAND_SCROLL(winid, func) \
3902 EVT_COMMAND_SCROLL_TOP(winid, func) \
3903 EVT_COMMAND_SCROLL_BOTTOM(winid, func) \
3904 EVT_COMMAND_SCROLL_LINEUP(winid, func) \
3905 EVT_COMMAND_SCROLL_LINEDOWN(winid, func) \
3906 EVT_COMMAND_SCROLL_PAGEUP(winid, func) \
3907 EVT_COMMAND_SCROLL_PAGEDOWN(winid, func) \
3908 EVT_COMMAND_SCROLL_THUMBTRACK(winid, func) \
3909 EVT_COMMAND_SCROLL_THUMBRELEASE(winid, func) \
3910 EVT_COMMAND_SCROLL_CHANGED(winid, func)
3911
3912 #if WXWIN_COMPATIBILITY_2_6
3913 // compatibility macros for the old name, deprecated in 2.8
3914 #define wxEVT_SCROLL_ENDSCROLL wxEVT_SCROLL_CHANGED
3915 #define EVT_COMMAND_SCROLL_ENDSCROLL EVT_COMMAND_SCROLL_CHANGED
3916 #define EVT_SCROLL_ENDSCROLL EVT_SCROLL_CHANGED
3917 #endif // WXWIN_COMPATIBILITY_2_6
3918
3919 // Convenience macros for commonly-used commands
3920 #define EVT_CHECKBOX(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_CHECKBOX_CLICKED, winid, wxCommandEventHandler(func))
3921 #define EVT_CHOICE(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_CHOICE_SELECTED, winid, wxCommandEventHandler(func))
3922 #define EVT_LISTBOX(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_LISTBOX_SELECTED, winid, wxCommandEventHandler(func))
3923 #define EVT_LISTBOX_DCLICK(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, winid, wxCommandEventHandler(func))
3924 #define EVT_MENU(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_MENU_SELECTED, winid, wxCommandEventHandler(func))
3925 #define EVT_MENU_RANGE(id1, id2, func) wx__DECLARE_EVT2(wxEVT_COMMAND_MENU_SELECTED, id1, id2, wxCommandEventHandler(func))
3926 #if defined(__SMARTPHONE__)
3927 # define EVT_BUTTON(winid, func) EVT_MENU(winid, func)
3928 #else
3929 # define EVT_BUTTON(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_BUTTON_CLICKED, winid, wxCommandEventHandler(func))
3930 #endif
3931 #define EVT_SLIDER(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_SLIDER_UPDATED, winid, wxCommandEventHandler(func))
3932 #define EVT_RADIOBOX(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_RADIOBOX_SELECTED, winid, wxCommandEventHandler(func))
3933 #define EVT_RADIOBUTTON(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_RADIOBUTTON_SELECTED, winid, wxCommandEventHandler(func))
3934 // EVT_SCROLLBAR is now obsolete since we use EVT_COMMAND_SCROLL... events
3935 #define EVT_SCROLLBAR(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_SCROLLBAR_UPDATED, winid, wxCommandEventHandler(func))
3936 #define EVT_VLBOX(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_VLBOX_SELECTED, winid, wxCommandEventHandler(func))
3937 #define EVT_COMBOBOX(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_COMBOBOX_SELECTED, winid, wxCommandEventHandler(func))
3938 #define EVT_TOOL(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TOOL_CLICKED, winid, wxCommandEventHandler(func))
3939 #define EVT_TOOL_DROPDOWN(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TOOL_DROPDOWN_CLICKED, winid, wxCommandEventHandler(func))
3940 #define EVT_TOOL_RANGE(id1, id2, func) wx__DECLARE_EVT2(wxEVT_COMMAND_TOOL_CLICKED, id1, id2, wxCommandEventHandler(func))
3941 #define EVT_TOOL_RCLICKED(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TOOL_RCLICKED, winid, wxCommandEventHandler(func))
3942 #define EVT_TOOL_RCLICKED_RANGE(id1, id2, func) wx__DECLARE_EVT2(wxEVT_COMMAND_TOOL_RCLICKED, id1, id2, wxCommandEventHandler(func))
3943 #define EVT_TOOL_ENTER(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TOOL_ENTER, winid, wxCommandEventHandler(func))
3944 #define EVT_CHECKLISTBOX(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, winid, wxCommandEventHandler(func))
3945
3946 // Generic command events
3947 #define EVT_COMMAND_LEFT_CLICK(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_LEFT_CLICK, winid, wxCommandEventHandler(func))
3948 #define EVT_COMMAND_LEFT_DCLICK(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_LEFT_DCLICK, winid, wxCommandEventHandler(func))
3949 #define EVT_COMMAND_RIGHT_CLICK(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_RIGHT_CLICK, winid, wxCommandEventHandler(func))
3950 #define EVT_COMMAND_RIGHT_DCLICK(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_RIGHT_DCLICK, winid, wxCommandEventHandler(func))
3951 #define EVT_COMMAND_SET_FOCUS(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_SET_FOCUS, winid, wxCommandEventHandler(func))
3952 #define EVT_COMMAND_KILL_FOCUS(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_KILL_FOCUS, winid, wxCommandEventHandler(func))
3953 #define EVT_COMMAND_ENTER(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_ENTER, winid, wxCommandEventHandler(func))
3954
3955 // Joystick events
3956
3957 #define EVT_JOY_BUTTON_DOWN(func) wx__DECLARE_EVT0(wxEVT_JOY_BUTTON_DOWN, wxJoystickEventHandler(func))
3958 #define EVT_JOY_BUTTON_UP(func) wx__DECLARE_EVT0(wxEVT_JOY_BUTTON_UP, wxJoystickEventHandler(func))
3959 #define EVT_JOY_MOVE(func) wx__DECLARE_EVT0(wxEVT_JOY_MOVE, wxJoystickEventHandler(func))
3960 #define EVT_JOY_ZMOVE(func) wx__DECLARE_EVT0(wxEVT_JOY_ZMOVE, wxJoystickEventHandler(func))
3961
3962 // All joystick events
3963 #define EVT_JOYSTICK_EVENTS(func) \
3964 EVT_JOY_BUTTON_DOWN(func) \
3965 EVT_JOY_BUTTON_UP(func) \
3966 EVT_JOY_MOVE(func) \
3967 EVT_JOY_ZMOVE(func)
3968
3969 // Idle event
3970 #define EVT_IDLE(func) wx__DECLARE_EVT0(wxEVT_IDLE, wxIdleEventHandler(func))
3971
3972 // Update UI event
3973 #define EVT_UPDATE_UI(winid, func) wx__DECLARE_EVT1(wxEVT_UPDATE_UI, winid, wxUpdateUIEventHandler(func))
3974 #define EVT_UPDATE_UI_RANGE(id1, id2, func) wx__DECLARE_EVT2(wxEVT_UPDATE_UI, id1, id2, wxUpdateUIEventHandler(func))
3975
3976 // Help events
3977 #define EVT_HELP(winid, func) wx__DECLARE_EVT1(wxEVT_HELP, winid, wxHelpEventHandler(func))
3978 #define EVT_HELP_RANGE(id1, id2, func) wx__DECLARE_EVT2(wxEVT_HELP, id1, id2, wxHelpEventHandler(func))
3979 #define EVT_DETAILED_HELP(winid, func) wx__DECLARE_EVT1(wxEVT_DETAILED_HELP, winid, wxHelpEventHandler(func))
3980 #define EVT_DETAILED_HELP_RANGE(id1, id2, func) wx__DECLARE_EVT2(wxEVT_DETAILED_HELP, id1, id2, wxHelpEventHandler(func))
3981
3982 // Context Menu Events
3983 #define EVT_CONTEXT_MENU(func) wx__DECLARE_EVT0(wxEVT_CONTEXT_MENU, wxContextMenuEventHandler(func))
3984 #define EVT_COMMAND_CONTEXT_MENU(winid, func) wx__DECLARE_EVT1(wxEVT_CONTEXT_MENU, winid, wxContextMenuEventHandler(func))
3985
3986 // Clipboard text Events
3987 #define EVT_TEXT_CUT(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TEXT_CUT, winid, wxClipboardTextEventHandler(func))
3988 #define EVT_TEXT_COPY(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TEXT_COPY, winid, wxClipboardTextEventHandler(func))
3989 #define EVT_TEXT_PASTE(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TEXT_PASTE, winid, wxClipboardTextEventHandler(func))
3990
3991 // Thread events
3992 #define EVT_THREAD(id, func) wx__DECLARE_EVT1(wxEVT_COMMAND_THREAD, id, wxThreadEventHandler(func))
3993
3994 // ----------------------------------------------------------------------------
3995 // Helper functions
3996 // ----------------------------------------------------------------------------
3997
3998 #if wxUSE_GUI
3999
4000 // Find a window with the focus, that is also a descendant of the given window.
4001 // This is used to determine the window to initially send commands to.
4002 WXDLLIMPEXP_CORE wxWindow* wxFindFocusDescendant(wxWindow* ancestor);
4003
4004 #endif // wxUSE_GUI
4005
4006 #endif // _WX_EVENT_H_