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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 wxEvtHandler * const realHandler = m_handler ? m_handler : handler;
243
244 (realHandler->*m_method)(event);
245 }
246
247 virtual bool Matches(const wxEventFunctor& func) const
248 {
249 void * const handler = func.GetHandler();
250 if ( handler && GetHandler() != handler )
251 return false;
252
253 const wxEventFunction method = GetMethod();
254
255 // FIXME-VC6: amazing but true: replacing "method == NULL" here with
256 // "!method" makes VC6 crash with an ICE in DLL build (only!)
257 return method == NULL || GetMethod() == method;
258 }
259
260 virtual wxEvtHandler *GetEvtHandler() const { return m_handler; }
261 virtual wxEventFunction GetMethod() const { return m_method; }
262
263 private:
264 wxEvtHandler *m_handler;
265 wxEventFunction m_method;
266 };
267
268 #if wxEVENTS_COMPATIBILITY_2_8
269
270 // Create a functor for the legacy events: handler can be NULL and its default
271 // value is used by the event table macros
272
273 inline wxObjectEventFunctor *
274 wxNewEventFunctor(const wxEventType& WXUNUSED(evtType),
275 wxObjectEventFunction method,
276 wxEvtHandler *handler = NULL)
277 {
278 return new wxObjectEventFunctor(method, handler);
279 }
280
281 inline wxObjectEventFunctor
282 wxMakeEventFunctor(const wxEventType& WXUNUSED(evtType),
283 wxObjectEventFunction method,
284 wxEvtHandler *handler)
285 {
286 return wxObjectEventFunctor(method, handler);
287 }
288
289 #else // !wxEVENTS_COMPATIBILITY_2_8
290
291 // functor forwarding the event to anything callable (function, static method,
292 // generalized functor...)
293 template <typename EventTag, typename Functor>
294 class wxEventFunctorFunction : public wxEventFunctor
295 {
296 public:
297 typedef typename EventTag::EventClass EventArg;
298
299 wxEventFunctorFunction(Functor handler)
300 {
301 m_handler = handler;
302 }
303
304 virtual void operator()(wxEvtHandler *WXUNUSED(handler), wxEvent& event)
305 {
306 m_handler(static_cast<EventArg&>(event));
307 }
308
309 virtual bool Matches(const wxEventFunctor& WXUNUSED(func)) const
310 {
311 // we have no way to compare arbitrary functors so just consider them
312 // to be equal: this means that disconnecting a functor will always
313 // find the last functor connected which in turn implies that it's
314 // probably a bad idea to connect more than one functor if you plan to
315 // disconnect them but this limitation doesn't seem very important in
316 // practice
317 return true;
318 }
319
320 private:
321 Functor m_handler;
322 };
323
324 namespace wxPrivate
325 {
326
327 // helper template defining nested "type" typedef as the event class
328 // corresponding to the given event type
329 template <typename T> struct EventClassOf;
330
331 // the typed events provide the information about the class of the events they
332 // carry themselves:
333 template <typename T>
334 struct EventClassOf< wxEventTypeTag<T> >
335 {
336 typedef typename wxEventTypeTag<T>::EventClass type;
337 };
338
339 // for the old untyped events we don't have information about the exact event
340 // class carried by them
341 template <>
342 struct EventClassOf<wxEventType>
343 {
344 typedef wxEvent type;
345 };
346
347
348 // helper class defining operations different for method functors using an
349 // object of wxEvtHandler-derived class as handler and the others
350 template <typename T, typename A, bool> struct HandlerImpl;
351
352 // specialization for handlers deriving from wxEvtHandler
353 template <typename T, typename A>
354 struct HandlerImpl<T, A, true>
355 {
356 static bool IsEvtHandler()
357 { return true; }
358 static T *ConvertFromEvtHandler(wxEvtHandler *p)
359 { return static_cast<T *>(p); }
360 static wxEvtHandler *ConvertToEvtHandler(T *p)
361 { return p; }
362 static wxEventFunction ConvertToEvtFunction(void (T::*f)(A&))
363 { return static_cast<wxEventFunction>(
364 reinterpret_cast<void (T::*)(wxEvent&)>(f)); }
365 };
366
367 // specialization for handlers not deriving from wxEvtHandler
368 template <typename T, typename A>
369 struct HandlerImpl<T, A, false>
370 {
371 static bool IsEvtHandler()
372 { return false; }
373 static T *ConvertFromEvtHandler(wxEvtHandler *)
374 { return NULL; }
375 static wxEvtHandler *ConvertToEvtHandler(T *)
376 { return NULL; }
377 static wxEventFunction ConvertToEvtFunction(void (T::*)(A&))
378 { return NULL; }
379 };
380
381 } // namespace wxPrivate
382
383 // functor forwarding the event to a method of the given object
384 //
385 // notice that the object class may be different from the class in which the
386 // method is defined but it must be convertible to this class
387 //
388 // also, the type of the handler parameter doesn't need to be exactly the same
389 // as EventTag::EventClass but it must be its base class -- this is explicitly
390 // allowed to handle different events in the same handler taking wxEvent&, for
391 // example
392 template
393 <typename EventTag, typename Class, typename EventArg, typename ObjClass>
394 class wxEventFunctorMethod
395 : public wxEventFunctor,
396 private wxPrivate::HandlerImpl
397 <
398 Class,
399 EventArg,
400 wxConvertibleTo<Class, wxEvtHandler>::value
401 >
402 {
403 private:
404 static void CheckHandlerArgument(EventArg *) { }
405
406 public:
407 // the event class associated with the given event tag
408 typedef typename wxPrivate::EventClassOf<EventTag>::type EventClass;
409
410
411 wxEventFunctorMethod(void (Class::*method)(EventArg&), ObjClass *handler)
412 {
413 wxASSERT_MSG( handler || this->IsEvtHandler(),
414 "handlers defined in non-wxEvtHandler-derived classes "
415 "must be connected with a valid sink object" );
416
417 // if you get an error here it means that the signature of the handler
418 // you're trying to use is not compatible with (i.e. is not the same as
419 // or a base class of) the real event class used for this event type
420 CheckHandlerArgument(static_cast<EventClass *>(NULL));
421
422 m_handler = handler;
423 m_method = method;
424 }
425
426 virtual void operator()(wxEvtHandler *handler, wxEvent& event)
427 {
428 Class * realHandler = m_handler;
429 if ( !realHandler )
430 {
431 realHandler = this->ConvertFromEvtHandler(handler);
432
433 // this is not supposed to happen but check for it nevertheless
434 wxCHECK_RET( realHandler, "invalid event handler" );
435 }
436
437 // the real (run-time) type of event is EventClass and we checked in
438 // the ctor that EventClass can be converted to EventArg, so this cast
439 // is always valid
440 (realHandler->*m_method)(static_cast<EventArg&>(event));
441 }
442
443 virtual bool Matches(const wxEventFunctor& func) const
444 {
445 void * const handler = func.GetHandler();
446 if ( handler && GetHandler() != handler )
447 return false;
448
449 const wxEventFunction method = GetMethod();
450 return !method || GetMethod() == method;
451 }
452
453 virtual void *GetHandler() const
454 {
455 return m_handler;
456 }
457
458 virtual wxEventFunction GetMethod() const
459 {
460 return this->ConvertToEvtFunction(m_method);
461 }
462
463 virtual wxEvtHandler *GetEvtHandler() const
464 {
465 return this->ConvertToEvtHandler(m_handler);
466 }
467
468 private:
469 ObjClass *m_handler;
470 void (Class::*m_method)(EventArg&);
471 };
472
473
474 //
475 // Create functors for the templatized events, either allocated on the heap for
476 // wxNewXXX() variants (this is needed in wxEvtHandler::Connect() to store them
477 // in dynamic event table) or just by returning them as temporary objects (this
478 // is enough for Disconnect() and we allocate unnecessary heap allocation like
479 // this)
480
481
482 // Create functors wrapping other functors (including functions):
483 template <typename EventTag, typename Functor>
484 inline wxEventFunctorFunction<EventTag, Functor> *
485 wxNewEventFunctor(const EventTag&, Functor func)
486 {
487 return new wxEventFunctorFunction<EventTag, Functor>(func);
488 }
489
490 template <typename EventTag, typename Functor>
491 inline wxEventFunctorFunction<EventTag, Functor>
492 wxMakeEventFunctor(const EventTag&, Functor func)
493 {
494 return wxEventFunctorFunction<EventTag, Functor>(func);
495 }
496
497
498 // Create functors for methods:
499 template
500 <typename EventTag, typename Class, typename EventArg, typename ObjClass>
501 inline wxEventFunctorMethod<EventTag, Class, EventArg, ObjClass> *
502 wxNewEventFunctor(const EventTag&,
503 void (Class::*method)(EventArg&),
504 ObjClass *handler)
505 {
506 return new wxEventFunctorMethod<EventTag, Class, EventArg, ObjClass>(
507 method, handler);
508 }
509
510 template
511 <typename EventTag, typename Class, typename EventArg, typename ObjClass>
512 inline wxEventFunctorMethod<EventTag, Class, EventArg, ObjClass>
513 wxMakeEventFunctor(const EventTag&,
514 void (Class::*method)(EventArg&),
515 ObjClass *handler)
516 {
517 return wxEventFunctorMethod<EventTag, Class, EventArg, ObjClass>(
518 method, handler);
519 }
520
521 // Special case for the wxNewEventFunctor() calls used inside the event table
522 // macros: they don't specify the handler so ObjClass can't be deduced
523 template <typename EventTag, typename Class, typename EventArg>
524 inline wxEventFunctorMethod<EventTag, Class, EventArg, Class> *
525 wxNewEventFunctor(const EventTag&, void (Class::*method)(EventArg&))
526 {
527 return new wxEventFunctorMethod<EventTag, Class, EventArg, Class>(
528 method, NULL);
529 }
530
531 template
532 <typename EventTag, typename Class, typename EventArg, typename ObjClass>
533 inline wxEventFunctorMethod<EventTag, Class, EventArg, Class>
534 wxMakeEventFunctor(const EventTag&, void (Class::*method)(EventArg&))
535 {
536 return wxEventFunctorMethod<EventTag, Class, EventArg, Class>(
537 method, NULL);
538 }
539
540 #endif // !wxEVENTS_COMPATIBILITY_2_8
541
542
543 // many, but not all, standard event types
544
545 // some generic events
546 extern WXDLLIMPEXP_BASE const wxEventType wxEVT_NULL;
547 extern WXDLLIMPEXP_BASE const wxEventType wxEVT_FIRST;
548 extern WXDLLIMPEXP_BASE const wxEventType wxEVT_USER_FIRST;
549
550 // Need events declared to do this
551 class WXDLLIMPEXP_FWD_CORE wxCommandEvent;
552 class WXDLLIMPEXP_FWD_CORE wxThreadEvent;
553 class WXDLLIMPEXP_FWD_CORE wxMouseEvent;
554 class WXDLLIMPEXP_FWD_CORE wxFocusEvent;
555 class WXDLLIMPEXP_FWD_CORE wxChildFocusEvent;
556 class WXDLLIMPEXP_FWD_CORE wxKeyEvent;
557 class WXDLLIMPEXP_FWD_CORE wxNavigationKeyEvent;
558 class WXDLLIMPEXP_FWD_CORE wxSetCursorEvent;
559 class WXDLLIMPEXP_FWD_CORE wxScrollEvent;
560 class WXDLLIMPEXP_FWD_CORE wxSpinEvent;
561 class WXDLLIMPEXP_FWD_CORE wxScrollWinEvent;
562 class WXDLLIMPEXP_FWD_CORE wxSizeEvent;
563 class WXDLLIMPEXP_FWD_CORE wxMoveEvent;
564 class WXDLLIMPEXP_FWD_CORE wxCloseEvent;
565 class WXDLLIMPEXP_FWD_CORE wxActivateEvent;
566 class WXDLLIMPEXP_FWD_CORE wxWindowCreateEvent;
567 class WXDLLIMPEXP_FWD_CORE wxWindowDestroyEvent;
568 class WXDLLIMPEXP_FWD_CORE wxShowEvent;
569 class WXDLLIMPEXP_FWD_CORE wxIconizeEvent;
570 class WXDLLIMPEXP_FWD_CORE wxMaximizeEvent;
571 class WXDLLIMPEXP_FWD_CORE wxMouseCaptureChangedEvent;
572 class WXDLLIMPEXP_FWD_CORE wxMouseCaptureLostEvent;
573 class WXDLLIMPEXP_FWD_CORE wxPaintEvent;
574 class WXDLLIMPEXP_FWD_CORE wxEraseEvent;
575 class WXDLLIMPEXP_FWD_CORE wxNcPaintEvent;
576 class WXDLLIMPEXP_FWD_CORE wxMenuEvent;
577 class WXDLLIMPEXP_FWD_CORE wxContextMenuEvent;
578 class WXDLLIMPEXP_FWD_CORE wxSysColourChangedEvent;
579 class WXDLLIMPEXP_FWD_CORE wxDisplayChangedEvent;
580 class WXDLLIMPEXP_FWD_CORE wxQueryNewPaletteEvent;
581 class WXDLLIMPEXP_FWD_CORE wxPaletteChangedEvent;
582 class WXDLLIMPEXP_FWD_CORE wxJoystickEvent;
583 class WXDLLIMPEXP_FWD_CORE wxDropFilesEvent;
584 class WXDLLIMPEXP_FWD_CORE wxInitDialogEvent;
585 class WXDLLIMPEXP_FWD_CORE wxIdleEvent;
586 class WXDLLIMPEXP_FWD_CORE wxUpdateUIEvent;
587 class WXDLLIMPEXP_FWD_CORE wxClipboardTextEvent;
588 class WXDLLIMPEXP_FWD_CORE wxHelpEvent;
589
590
591 // Command events
592 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEvent);
593 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_CHECKBOX_CLICKED, wxCommandEvent);
594 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_CHOICE_SELECTED, wxCommandEvent);
595 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_LISTBOX_SELECTED, wxCommandEvent);
596 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, wxCommandEvent);
597 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, wxCommandEvent);
598 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_MENU_SELECTED, wxCommandEvent);
599 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_SLIDER_UPDATED, wxCommandEvent);
600 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_RADIOBOX_SELECTED, wxCommandEvent);
601 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_RADIOBUTTON_SELECTED, wxCommandEvent);
602
603 // wxEVT_COMMAND_SCROLLBAR_UPDATED is deprecated, use wxEVT_SCROLL... events
604 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_SCROLLBAR_UPDATED, wxCommandEvent);
605 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_VLBOX_SELECTED, wxCommandEvent);
606 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_COMBOBOX_SELECTED, wxCommandEvent);
607 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TOOL_RCLICKED, wxCommandEvent);
608 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TOOL_DROPDOWN_CLICKED, wxCommandEvent);
609 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TOOL_ENTER, wxCommandEvent);
610
611 // Thread events
612 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_THREAD, wxThreadEvent);
613
614 // Mouse event types
615 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_LEFT_DOWN, wxMouseEvent);
616 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_LEFT_UP, wxMouseEvent);
617 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MIDDLE_DOWN, wxMouseEvent);
618 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MIDDLE_UP, wxMouseEvent);
619 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_RIGHT_DOWN, wxMouseEvent);
620 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_RIGHT_UP, wxMouseEvent);
621 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOTION, wxMouseEvent);
622 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_ENTER_WINDOW, wxMouseEvent);
623 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_LEAVE_WINDOW, wxMouseEvent);
624 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_LEFT_DCLICK, wxMouseEvent);
625 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MIDDLE_DCLICK, wxMouseEvent);
626 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_RIGHT_DCLICK, wxMouseEvent);
627 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SET_FOCUS, wxFocusEvent);
628 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_KILL_FOCUS, wxFocusEvent);
629 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CHILD_FOCUS, wxChildFocusEvent);
630 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOUSEWHEEL, wxMouseEvent);
631 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX1_DOWN, wxMouseEvent);
632 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX1_UP, wxMouseEvent);
633 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX1_DCLICK, wxMouseEvent);
634 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX2_DOWN, wxMouseEvent);
635 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX2_UP, wxMouseEvent);
636 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX2_DCLICK, wxMouseEvent);
637
638 // Character input event type
639 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CHAR, wxKeyEvent);
640 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CHAR_HOOK, wxKeyEvent);
641 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_NAVIGATION_KEY, wxNavigationKeyEvent);
642 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_KEY_DOWN, wxKeyEvent);
643 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_KEY_UP, wxKeyEvent);
644 #if wxUSE_HOTKEY
645 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_HOTKEY, wxKeyEvent);
646 #endif
647 // Set cursor event
648 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SET_CURSOR, wxSetCursorEvent);
649
650 // wxScrollBar and wxSlider event identifiers
651 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_TOP, wxScrollEvent);
652 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_BOTTOM, wxScrollEvent);
653 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_LINEUP, wxScrollEvent);
654 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_LINEDOWN, wxScrollEvent);
655 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_PAGEUP, wxScrollEvent);
656 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_PAGEDOWN, wxScrollEvent);
657 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_THUMBTRACK, wxScrollEvent);
658 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_THUMBRELEASE, wxScrollEvent);
659 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_CHANGED, wxScrollEvent);
660
661 // Due to a bug in older wx versions, wxSpinEvents were being sent with type of
662 // wxEVT_SCROLL_LINEUP, wxEVT_SCROLL_LINEDOWN and wxEVT_SCROLL_THUMBTRACK. But
663 // with the type-safe events in place, these event types are associated with
664 // wxScrollEvent. To allow handling of spin events, new event types have been
665 // defined in spinbutt.h/spinnbuttcmn.cpp. To maintain backward compatibility
666 // the spin event types are being initialized with the scroll event types.
667
668 #if wxUSE_SPINBTN
669
670 wxDECLARE_EXPORTED_EVENT_ALIAS( WXDLLIMPEXP_CORE, wxEVT_SPIN_UP, wxSpinEvent );
671 wxDECLARE_EXPORTED_EVENT_ALIAS( WXDLLIMPEXP_CORE, wxEVT_SPIN_DOWN, wxSpinEvent );
672 wxDECLARE_EXPORTED_EVENT_ALIAS( WXDLLIMPEXP_CORE, wxEVT_SPIN, wxSpinEvent );
673
674 #endif
675
676 // Scroll events from wxWindow
677 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_TOP, wxScrollWinEvent);
678 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_BOTTOM, wxScrollWinEvent);
679 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_LINEUP, wxScrollWinEvent);
680 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_LINEDOWN, wxScrollWinEvent);
681 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_PAGEUP, wxScrollWinEvent);
682 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_PAGEDOWN, wxScrollWinEvent);
683 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_THUMBTRACK, wxScrollWinEvent);
684 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_THUMBRELEASE, wxScrollWinEvent);
685
686 // System events
687 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SIZE, wxSizeEvent);
688 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOVE, wxMoveEvent);
689 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CLOSE_WINDOW, wxCloseEvent);
690 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_END_SESSION, wxCloseEvent);
691 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_QUERY_END_SESSION, wxCloseEvent);
692 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_ACTIVATE_APP, wxActivateEvent);
693 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_ACTIVATE, wxActivateEvent);
694 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CREATE, wxWindowCreateEvent);
695 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_DESTROY, wxWindowDestroyEvent);
696 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SHOW, wxShowEvent);
697 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_ICONIZE, wxIconizeEvent);
698 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MAXIMIZE, wxMaximizeEvent);
699 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOUSE_CAPTURE_CHANGED, wxMouseCaptureChangedEvent);
700 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOUSE_CAPTURE_LOST, wxMouseCaptureLostEvent);
701 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_PAINT, wxPaintEvent);
702 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_ERASE_BACKGROUND, wxEraseEvent);
703 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_NC_PAINT, wxNcPaintEvent);
704 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MENU_OPEN, wxMenuEvent);
705 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MENU_CLOSE, wxMenuEvent);
706 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MENU_HIGHLIGHT, wxMenuEvent);
707 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CONTEXT_MENU, wxContextMenuEvent);
708 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SYS_COLOUR_CHANGED, wxSysColourChangedEvent);
709 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_DISPLAY_CHANGED, wxDisplayChangedEvent);
710 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_QUERY_NEW_PALETTE, wxQueryNewPaletteEvent);
711 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_PALETTE_CHANGED, wxPaletteChangedEvent);
712 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_JOY_BUTTON_DOWN, wxJoystickEvent);
713 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_JOY_BUTTON_UP, wxJoystickEvent);
714 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_JOY_MOVE, wxJoystickEvent);
715 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_JOY_ZMOVE, wxJoystickEvent);
716 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_DROP_FILES, wxDropFilesEvent);
717 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_INIT_DIALOG, wxInitDialogEvent);
718 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_BASE, wxEVT_IDLE, wxIdleEvent);
719 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_UPDATE_UI, wxUpdateUIEvent);
720 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SIZING, wxSizeEvent);
721 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOVING, wxMoveEvent);
722 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOVE_START, wxMoveEvent);
723 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOVE_END, wxMoveEvent);
724 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_HIBERNATE, wxActivateEvent);
725
726 // Clipboard events
727 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TEXT_COPY, wxClipboardTextEvent);
728 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TEXT_CUT, wxClipboardTextEvent);
729 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TEXT_PASTE, wxClipboardTextEvent);
730
731 // Generic command events
732 // Note: a click is a higher-level event than button down/up
733 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_LEFT_CLICK, wxCommandEvent);
734 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_LEFT_DCLICK, wxCommandEvent);
735 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_RIGHT_CLICK, wxCommandEvent);
736 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_RIGHT_DCLICK, wxCommandEvent);
737 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_SET_FOCUS, wxCommandEvent);
738 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_KILL_FOCUS, wxCommandEvent);
739 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_ENTER, wxCommandEvent);
740
741 // Help events
742 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_HELP, wxHelpEvent);
743 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_DETAILED_HELP, wxHelpEvent);
744
745 // these 2 events are the same
746 #define wxEVT_COMMAND_TOOL_CLICKED wxEVT_COMMAND_MENU_SELECTED
747
748 // ----------------------------------------------------------------------------
749 // Compatibility
750 // ----------------------------------------------------------------------------
751
752 // this event is also used by wxComboBox and wxSpinCtrl which don't include
753 // wx/textctrl.h in all ports [yet], so declare it here as well
754 //
755 // still, any new code using it should include wx/textctrl.h explicitly
756 wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TEXT_UPDATED, wxCommandEvent);
757
758
759 // ----------------------------------------------------------------------------
760 // wxEvent(-derived) classes
761 // ----------------------------------------------------------------------------
762
763 // the predefined constants for the number of times we propagate event
764 // upwards window child-parent chain
765 enum wxEventPropagation
766 {
767 // don't propagate it at all
768 wxEVENT_PROPAGATE_NONE = 0,
769
770 // propagate it until it is processed
771 wxEVENT_PROPAGATE_MAX = INT_MAX
772 };
773
774 // The different categories for a wxEvent; see wxEvent::GetEventCategory.
775 // NOTE: they are used as OR-combinable flags by wxApp::Yield
776 enum wxEventCategory
777 {
778 // this is the category for those events which are generated to update
779 // the appearance of the GUI but which (usually) do not comport data
780 // processing, i.e. which do not provide input or output data
781 // (e.g. size events, scroll events, etc).
782 // They are events NOT directly generated by the user's input devices.
783 wxEVT_CATEGORY_UI = 1,
784
785 // this category groups those events which are generated directly from the
786 // user through input devices like mouse and keyboard and usually result in
787 // data to be processed from the application.
788 // (e.g. mouse clicks, key presses, etc)
789 wxEVT_CATEGORY_USER_INPUT = 2,
790
791 // this category is for wxSocketEvent
792 wxEVT_CATEGORY_SOCKET = 4,
793
794 // this category is for wxTimerEvent
795 wxEVT_CATEGORY_TIMER = 8,
796
797 // this category is for any event used to send notifications from the
798 // secondary threads to the main one or in general for notifications among
799 // different threads (which may or may not be user-generated)
800 wxEVT_CATEGORY_THREAD = 16,
801
802
803 // implementation only
804
805 // used in the implementations of DoYield()
806 wxEVT_CATEGORY_UNKNOWN = 32,
807
808 // a special category used as an argument to wxApp::Yield() to indicate that
809 // Yield() should leave all wxEvents on the queue while emptying the native event queue
810 // (native events will be processed but the wxEvents they generate will be queued)
811 wxEVT_CATEGORY_CLIPBOARD = 64,
812
813
814 // shortcut masks
815
816 // this category groups those events which are emitted in response to
817 // events of the native toolkit and which typically are not-"delayable".
818 wxEVT_CATEGORY_NATIVE_EVENTS = wxEVT_CATEGORY_UI|wxEVT_CATEGORY_USER_INPUT,
819
820 // used in wxApp::Yield to specify all event categories should be processed:
821 wxEVT_CATEGORY_ALL =
822 wxEVT_CATEGORY_UI|wxEVT_CATEGORY_USER_INPUT|wxEVT_CATEGORY_SOCKET| \
823 wxEVT_CATEGORY_TIMER|wxEVT_CATEGORY_THREAD
824 };
825
826 /*
827 * wxWidgets events, covering all interesting things that might happen
828 * (button clicking, resizing, setting text in widgets, etc.).
829 *
830 * For each completely new event type, derive a new event class.
831 * An event CLASS represents a C++ class defining a range of similar event TYPES;
832 * examples are canvas events, panel item command events.
833 * An event TYPE is a unique identifier for a particular system event,
834 * such as a button press or a listbox deselection.
835 *
836 */
837
838 class WXDLLIMPEXP_BASE wxEvent : public wxObject
839 {
840 public:
841 wxEvent(int winid = 0, wxEventType commandType = wxEVT_NULL );
842
843 void SetEventType(wxEventType typ) { m_eventType = typ; }
844 wxEventType GetEventType() const { return m_eventType; }
845
846 wxObject *GetEventObject() const { return m_eventObject; }
847 void SetEventObject(wxObject *obj) { m_eventObject = obj; }
848
849 long GetTimestamp() const { return m_timeStamp; }
850 void SetTimestamp(long ts = 0) { m_timeStamp = ts; }
851
852 int GetId() const { return m_id; }
853 void SetId(int Id) { m_id = Id; }
854
855 // Can instruct event processor that we wish to ignore this event
856 // (treat as if the event table entry had not been found): this must be done
857 // to allow the event processing by the base classes (calling event.Skip()
858 // is the analog of calling the base class version of a virtual function)
859 void Skip(bool skip = true) { m_skipped = skip; }
860 bool GetSkipped() const { return m_skipped; }
861
862 // This function is used to create a copy of the event polymorphically and
863 // all derived classes must implement it because otherwise wxPostEvent()
864 // for them wouldn't work (it needs to do a copy of the event)
865 virtual wxEvent *Clone() const = 0;
866
867 // this function is used to selectively process events in wxApp::YieldFor
868 // NOTE: by default it returns wxEVT_CATEGORY_UI just because the major
869 // part of wxWidgets events belong to that category.
870 virtual wxEventCategory GetEventCategory() const
871 { return wxEVT_CATEGORY_UI; }
872
873 // Implementation only: this test is explicitly anti OO and this function
874 // exists only for optimization purposes.
875 bool IsCommandEvent() const { return m_isCommandEvent; }
876
877 // Determine if this event should be propagating to the parent window.
878 bool ShouldPropagate() const
879 { return m_propagationLevel != wxEVENT_PROPAGATE_NONE; }
880
881 // Stop an event from propagating to its parent window, returns the old
882 // propagation level value
883 int StopPropagation()
884 {
885 int propagationLevel = m_propagationLevel;
886 m_propagationLevel = wxEVENT_PROPAGATE_NONE;
887 return propagationLevel;
888 }
889
890 // Resume the event propagation by restoring the propagation level
891 // (returned by StopPropagation())
892 void ResumePropagation(int propagationLevel)
893 {
894 m_propagationLevel = propagationLevel;
895 }
896
897
898 // This is for internal use only and is only called by
899 // wxEvtHandler::ProcessEvent() to check whether it's the first time this
900 // event is being processed
901 bool WasProcessed()
902 {
903 if ( m_wasProcessed )
904 return true;
905
906 m_wasProcessed = true;
907
908 return false;
909 }
910
911 protected:
912 wxObject* m_eventObject;
913 wxEventType m_eventType;
914 long m_timeStamp;
915 int m_id;
916
917 public:
918 // m_callbackUserData is for internal usage only
919 wxObject* m_callbackUserData;
920
921 protected:
922 // the propagation level: while it is positive, we propagate the event to
923 // the parent window (if any)
924 int m_propagationLevel;
925
926 bool m_skipped;
927 bool m_isCommandEvent;
928
929 // initially false but becomes true as soon as WasProcessed() is called for
930 // the first time, as this is done only by ProcessEvent() it explains the
931 // variable name: it becomes true after ProcessEvent() was called at least
932 // once for this event
933 bool m_wasProcessed;
934
935 protected:
936 wxEvent(const wxEvent&); // for implementing Clone()
937 wxEvent& operator=(const wxEvent&); // for derived classes operator=()
938
939 private:
940 // it needs to access our m_propagationLevel
941 friend class WXDLLIMPEXP_FWD_BASE wxPropagateOnce;
942
943 DECLARE_ABSTRACT_CLASS(wxEvent)
944 };
945
946 /*
947 * Helper class to temporarily change an event not to propagate.
948 */
949 class WXDLLIMPEXP_BASE wxPropagationDisabler
950 {
951 public:
952 wxPropagationDisabler(wxEvent& event) : m_event(event)
953 {
954 m_propagationLevelOld = m_event.StopPropagation();
955 }
956
957 ~wxPropagationDisabler()
958 {
959 m_event.ResumePropagation(m_propagationLevelOld);
960 }
961
962 private:
963 wxEvent& m_event;
964 int m_propagationLevelOld;
965
966 DECLARE_NO_COPY_CLASS(wxPropagationDisabler)
967 };
968
969 /*
970 * Another one to temporarily lower propagation level.
971 */
972 class WXDLLIMPEXP_BASE wxPropagateOnce
973 {
974 public:
975 wxPropagateOnce(wxEvent& event) : m_event(event)
976 {
977 wxASSERT_MSG( m_event.m_propagationLevel > 0,
978 _T("shouldn't be used unless ShouldPropagate()!") );
979
980 m_event.m_propagationLevel--;
981 }
982
983 ~wxPropagateOnce()
984 {
985 m_event.m_propagationLevel++;
986 }
987
988 private:
989 wxEvent& m_event;
990
991 DECLARE_NO_COPY_CLASS(wxPropagateOnce)
992 };
993
994
995 #if wxUSE_GUI
996
997
998 // Item or menu event class
999 /*
1000 wxEVT_COMMAND_BUTTON_CLICKED
1001 wxEVT_COMMAND_CHECKBOX_CLICKED
1002 wxEVT_COMMAND_CHOICE_SELECTED
1003 wxEVT_COMMAND_LISTBOX_SELECTED
1004 wxEVT_COMMAND_LISTBOX_DOUBLECLICKED
1005 wxEVT_COMMAND_TEXT_UPDATED
1006 wxEVT_COMMAND_TEXT_ENTER
1007 wxEVT_COMMAND_MENU_SELECTED
1008 wxEVT_COMMAND_SLIDER_UPDATED
1009 wxEVT_COMMAND_RADIOBOX_SELECTED
1010 wxEVT_COMMAND_RADIOBUTTON_SELECTED
1011 wxEVT_COMMAND_SCROLLBAR_UPDATED
1012 wxEVT_COMMAND_VLBOX_SELECTED
1013 wxEVT_COMMAND_COMBOBOX_SELECTED
1014 wxEVT_COMMAND_TOGGLEBUTTON_CLICKED
1015 */
1016
1017 class WXDLLIMPEXP_CORE wxCommandEvent : public wxEvent
1018 {
1019 public:
1020 wxCommandEvent(wxEventType commandType = wxEVT_NULL, int winid = 0);
1021
1022 wxCommandEvent(const wxCommandEvent& event)
1023 : wxEvent(event),
1024 m_cmdString(event.m_cmdString),
1025 m_commandInt(event.m_commandInt),
1026 m_extraLong(event.m_extraLong),
1027 m_clientData(event.m_clientData),
1028 m_clientObject(event.m_clientObject)
1029 { }
1030
1031 // Set/Get client data from controls
1032 void SetClientData(void* clientData) { m_clientData = clientData; }
1033 void *GetClientData() const { return m_clientData; }
1034
1035 // Set/Get client object from controls
1036 void SetClientObject(wxClientData* clientObject) { m_clientObject = clientObject; }
1037 wxClientData *GetClientObject() const { return m_clientObject; }
1038
1039 // Get listbox selection if single-choice
1040 int GetSelection() const { return m_commandInt; }
1041
1042 // Set/Get listbox/choice selection string
1043 void SetString(const wxString& s) { m_cmdString = s; }
1044 wxString GetString() const;
1045
1046 // Get checkbox value
1047 bool IsChecked() const { return m_commandInt != 0; }
1048
1049 // true if the listbox event was a selection.
1050 bool IsSelection() const { return (m_extraLong != 0); }
1051
1052 void SetExtraLong(long extraLong) { m_extraLong = extraLong; }
1053 long GetExtraLong() const { return m_extraLong; }
1054
1055 void SetInt(int i) { m_commandInt = i; }
1056 int GetInt() const { return m_commandInt; }
1057
1058 virtual wxEvent *Clone() const { return new wxCommandEvent(*this); }
1059 virtual wxEventCategory GetEventCategory() const { return wxEVT_CATEGORY_USER_INPUT; }
1060
1061 protected:
1062 wxString m_cmdString; // String event argument
1063 int m_commandInt;
1064 long m_extraLong; // Additional information (e.g. select/deselect)
1065 void* m_clientData; // Arbitrary client data
1066 wxClientData* m_clientObject; // Arbitrary client object
1067
1068 private:
1069 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxCommandEvent)
1070 };
1071
1072 // this class adds a possibility to react (from the user) code to a control
1073 // notification: allow or veto the operation being reported.
1074 class WXDLLIMPEXP_CORE wxNotifyEvent : public wxCommandEvent
1075 {
1076 public:
1077 wxNotifyEvent(wxEventType commandType = wxEVT_NULL, int winid = 0)
1078 : wxCommandEvent(commandType, winid)
1079 { m_bAllow = true; }
1080
1081 wxNotifyEvent(const wxNotifyEvent& event)
1082 : wxCommandEvent(event)
1083 { m_bAllow = event.m_bAllow; }
1084
1085 // veto the operation (usually it's allowed by default)
1086 void Veto() { m_bAllow = false; }
1087
1088 // allow the operation if it was disabled by default
1089 void Allow() { m_bAllow = true; }
1090
1091 // for implementation code only: is the operation allowed?
1092 bool IsAllowed() const { return m_bAllow; }
1093
1094 virtual wxEvent *Clone() const { return new wxNotifyEvent(*this); }
1095
1096 private:
1097 bool m_bAllow;
1098
1099 private:
1100 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxNotifyEvent)
1101 };
1102
1103
1104 // Thread event
1105
1106 class WXDLLIMPEXP_CORE wxThreadEvent : public wxCommandEvent
1107 {
1108 public:
1109 wxThreadEvent(wxEventType eventType = wxEVT_COMMAND_THREAD, int id = wxID_ANY)
1110 : wxCommandEvent(eventType, id)
1111 { }
1112
1113 virtual wxEvent *Clone() const
1114 {
1115 wxThreadEvent* ev = new wxThreadEvent(*this);
1116
1117 // make sure our string member (which uses COW, aka refcounting) is not
1118 // shared by other wxString instances:
1119 ev->SetString(GetString().c_str());
1120 return ev;
1121 }
1122
1123 // this is important to avoid that calling wxApp::Yield() thread events
1124 // gets processed when this is unwanted:
1125 virtual wxEventCategory GetEventCategory() const
1126 { return wxEVT_CATEGORY_THREAD; }
1127
1128 private:
1129 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxThreadEvent)
1130 };
1131
1132
1133
1134 // Scroll event class, derived form wxCommandEvent. wxScrollEvents are
1135 // sent by wxSlider and wxScrollBar.
1136 /*
1137 wxEVT_SCROLL_TOP
1138 wxEVT_SCROLL_BOTTOM
1139 wxEVT_SCROLL_LINEUP
1140 wxEVT_SCROLL_LINEDOWN
1141 wxEVT_SCROLL_PAGEUP
1142 wxEVT_SCROLL_PAGEDOWN
1143 wxEVT_SCROLL_THUMBTRACK
1144 wxEVT_SCROLL_THUMBRELEASE
1145 wxEVT_SCROLL_CHANGED
1146 */
1147
1148 class WXDLLIMPEXP_CORE wxScrollEvent : public wxCommandEvent
1149 {
1150 public:
1151 wxScrollEvent(wxEventType commandType = wxEVT_NULL,
1152 int winid = 0, int pos = 0, int orient = 0);
1153
1154 int GetOrientation() const { return (int) m_extraLong; }
1155 int GetPosition() const { return m_commandInt; }
1156 void SetOrientation(int orient) { m_extraLong = (long) orient; }
1157 void SetPosition(int pos) { m_commandInt = pos; }
1158
1159 virtual wxEvent *Clone() const { return new wxScrollEvent(*this); }
1160
1161 private:
1162 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxScrollEvent)
1163 };
1164
1165 // ScrollWin event class, derived fom wxEvent. wxScrollWinEvents
1166 // are sent by wxWindow.
1167 /*
1168 wxEVT_SCROLLWIN_TOP
1169 wxEVT_SCROLLWIN_BOTTOM
1170 wxEVT_SCROLLWIN_LINEUP
1171 wxEVT_SCROLLWIN_LINEDOWN
1172 wxEVT_SCROLLWIN_PAGEUP
1173 wxEVT_SCROLLWIN_PAGEDOWN
1174 wxEVT_SCROLLWIN_THUMBTRACK
1175 wxEVT_SCROLLWIN_THUMBRELEASE
1176 */
1177
1178 class WXDLLIMPEXP_CORE wxScrollWinEvent : public wxEvent
1179 {
1180 public:
1181 wxScrollWinEvent(wxEventType commandType = wxEVT_NULL,
1182 int pos = 0, int orient = 0);
1183 wxScrollWinEvent(const wxScrollWinEvent& event) : wxEvent(event)
1184 { m_commandInt = event.m_commandInt;
1185 m_extraLong = event.m_extraLong; }
1186
1187 int GetOrientation() const { return (int) m_extraLong; }
1188 int GetPosition() const { return m_commandInt; }
1189 void SetOrientation(int orient) { m_extraLong = (long) orient; }
1190 void SetPosition(int pos) { m_commandInt = pos; }
1191
1192 virtual wxEvent *Clone() const { return new wxScrollWinEvent(*this); }
1193
1194 protected:
1195 int m_commandInt;
1196 long m_extraLong;
1197
1198 private:
1199 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxScrollWinEvent)
1200 };
1201
1202
1203
1204 // Mouse event class
1205
1206 /*
1207 wxEVT_LEFT_DOWN
1208 wxEVT_LEFT_UP
1209 wxEVT_MIDDLE_DOWN
1210 wxEVT_MIDDLE_UP
1211 wxEVT_RIGHT_DOWN
1212 wxEVT_RIGHT_UP
1213 wxEVT_MOTION
1214 wxEVT_ENTER_WINDOW
1215 wxEVT_LEAVE_WINDOW
1216 wxEVT_LEFT_DCLICK
1217 wxEVT_MIDDLE_DCLICK
1218 wxEVT_RIGHT_DCLICK
1219 wxEVT_NC_LEFT_DOWN
1220 wxEVT_NC_LEFT_UP,
1221 wxEVT_NC_MIDDLE_DOWN,
1222 wxEVT_NC_MIDDLE_UP,
1223 wxEVT_NC_RIGHT_DOWN,
1224 wxEVT_NC_RIGHT_UP,
1225 wxEVT_NC_MOTION,
1226 wxEVT_NC_ENTER_WINDOW,
1227 wxEVT_NC_LEAVE_WINDOW,
1228 wxEVT_NC_LEFT_DCLICK,
1229 wxEVT_NC_MIDDLE_DCLICK,
1230 wxEVT_NC_RIGHT_DCLICK,
1231 */
1232
1233 // the symbolic names for the mouse buttons
1234 enum
1235 {
1236 wxMOUSE_BTN_ANY = -1,
1237 wxMOUSE_BTN_NONE = 0,
1238 wxMOUSE_BTN_LEFT = 1,
1239 wxMOUSE_BTN_MIDDLE = 2,
1240 wxMOUSE_BTN_RIGHT = 3,
1241 wxMOUSE_BTN_AUX1 = 4,
1242 wxMOUSE_BTN_AUX2 = 5,
1243 wxMOUSE_BTN_MAX
1244 };
1245
1246 class WXDLLIMPEXP_CORE wxMouseEvent : public wxEvent,
1247 public wxMouseState
1248 {
1249 public:
1250 wxMouseEvent(wxEventType mouseType = wxEVT_NULL);
1251 wxMouseEvent(const wxMouseEvent& event)
1252 : wxEvent(event),
1253 wxMouseState(event)
1254 {
1255 Assign(event);
1256 }
1257
1258 // Was it a button event? (*doesn't* mean: is any button *down*?)
1259 bool IsButton() const { return Button(wxMOUSE_BTN_ANY); }
1260
1261 // Was it a down event from this (or any) button?
1262 bool ButtonDown(int but = wxMOUSE_BTN_ANY) const;
1263
1264 // Was it a dclick event from this (or any) button?
1265 bool ButtonDClick(int but = wxMOUSE_BTN_ANY) const;
1266
1267 // Was it a up event from this (or any) button?
1268 bool ButtonUp(int but = wxMOUSE_BTN_ANY) const;
1269
1270 // Was the given button?
1271 bool Button(int but) const;
1272
1273 // Was the given button in Down state?
1274 bool ButtonIsDown(int but) const;
1275
1276 // Get the button which is changing state (wxMOUSE_BTN_NONE if none)
1277 int GetButton() const;
1278
1279 // Find which event was just generated
1280 bool LeftDown() const { return (m_eventType == wxEVT_LEFT_DOWN); }
1281 bool MiddleDown() const { return (m_eventType == wxEVT_MIDDLE_DOWN); }
1282 bool RightDown() const { return (m_eventType == wxEVT_RIGHT_DOWN); }
1283 bool Aux1Down() const { return (m_eventType == wxEVT_AUX1_DOWN); }
1284 bool Aux2Down() const { return (m_eventType == wxEVT_AUX2_DOWN); }
1285
1286 bool LeftUp() const { return (m_eventType == wxEVT_LEFT_UP); }
1287 bool MiddleUp() const { return (m_eventType == wxEVT_MIDDLE_UP); }
1288 bool RightUp() const { return (m_eventType == wxEVT_RIGHT_UP); }
1289 bool Aux1Up() const { return (m_eventType == wxEVT_AUX1_UP); }
1290 bool Aux2Up() const { return (m_eventType == wxEVT_AUX2_UP); }
1291
1292 bool LeftDClick() const { return (m_eventType == wxEVT_LEFT_DCLICK); }
1293 bool MiddleDClick() const { return (m_eventType == wxEVT_MIDDLE_DCLICK); }
1294 bool RightDClick() const { return (m_eventType == wxEVT_RIGHT_DCLICK); }
1295 bool Aux1DClick() const { return (m_eventType == wxEVT_AUX1_UP); }
1296 bool Aux2DClick() const { return (m_eventType == wxEVT_AUX2_UP); }
1297
1298 // Find the current state of the mouse buttons (regardless
1299 // of current event type)
1300 bool LeftIsDown() const { return m_leftDown; }
1301 bool MiddleIsDown() const { return m_middleDown; }
1302 bool RightIsDown() const { return m_rightDown; }
1303 bool Aux1IsDown() const { return m_aux1Down; }
1304 bool Aux2IsDown() const { return m_aux2Down; }
1305
1306 // True if a button is down and the mouse is moving
1307 bool Dragging() const
1308 {
1309 return (m_eventType == wxEVT_MOTION) && ButtonIsDown(wxMOUSE_BTN_ANY);
1310 }
1311
1312 // True if the mouse is moving, and no button is down
1313 bool Moving() const
1314 {
1315 return (m_eventType == wxEVT_MOTION) && !ButtonIsDown(wxMOUSE_BTN_ANY);
1316 }
1317
1318 // True if the mouse is just entering the window
1319 bool Entering() const { return (m_eventType == wxEVT_ENTER_WINDOW); }
1320
1321 // True if the mouse is just leaving the window
1322 bool Leaving() const { return (m_eventType == wxEVT_LEAVE_WINDOW); }
1323
1324 // Returns the number of mouse clicks associated with this event.
1325 int GetClickCount() const { return m_clickCount; }
1326
1327
1328 // Find the position of the event
1329 void GetPosition(wxCoord *xpos, wxCoord *ypos) const
1330 {
1331 if (xpos)
1332 *xpos = m_x;
1333 if (ypos)
1334 *ypos = m_y;
1335 }
1336
1337 void GetPosition(long *xpos, long *ypos) const
1338 {
1339 if (xpos)
1340 *xpos = (long)m_x;
1341 if (ypos)
1342 *ypos = (long)m_y;
1343 }
1344
1345 // Find the position of the event
1346 wxPoint GetPosition() const { return wxPoint(m_x, m_y); }
1347
1348 // Find the logical position of the event given the DC
1349 wxPoint GetLogicalPosition(const wxDC& dc) const;
1350
1351 // Get X position
1352 wxCoord GetX() const { return m_x; }
1353
1354 // Get Y position
1355 wxCoord GetY() const { return m_y; }
1356
1357 // Get wheel rotation, positive or negative indicates direction of
1358 // rotation. Current devices all send an event when rotation is equal to
1359 // +/-WheelDelta, but this allows for finer resolution devices to be
1360 // created in the future. Because of this you shouldn't assume that one
1361 // event is equal to 1 line or whatever, but you should be able to either
1362 // do partial line scrolling or wait until +/-WheelDelta rotation values
1363 // have been accumulated before scrolling.
1364 int GetWheelRotation() const { return m_wheelRotation; }
1365
1366 // Get wheel delta, normally 120. This is the threshold for action to be
1367 // taken, and one such action (for example, scrolling one increment)
1368 // should occur for each delta.
1369 int GetWheelDelta() const { return m_wheelDelta; }
1370
1371 // Gets the axis the wheel operation concerns, 0 being the y axis as on
1372 // most mouse wheels, 1 is the x axis for things like MightyMouse scrolls
1373 // or horizontal trackpad scrolling
1374 int GetWheelAxis() const { return m_wheelAxis; }
1375
1376 // Returns the configured number of lines (or whatever) to be scrolled per
1377 // wheel action. Defaults to one.
1378 int GetLinesPerAction() const { return m_linesPerAction; }
1379
1380 // Is the system set to do page scrolling?
1381 bool IsPageScroll() const { return ((unsigned int)m_linesPerAction == UINT_MAX); }
1382
1383 virtual wxEvent *Clone() const { return new wxMouseEvent(*this); }
1384 virtual wxEventCategory GetEventCategory() const { return wxEVT_CATEGORY_USER_INPUT; }
1385
1386 wxMouseEvent& operator=(const wxMouseEvent& event)
1387 {
1388 if (&event != this)
1389 Assign(event);
1390 return *this;
1391 }
1392
1393 public:
1394 wxCoord m_x, m_y;
1395
1396 bool m_leftDown;
1397 bool m_middleDown;
1398 bool m_rightDown;
1399 bool m_aux1Down;
1400 bool m_aux2Down;
1401
1402 int m_clickCount;
1403
1404 int m_wheelAxis;
1405 int m_wheelRotation;
1406 int m_wheelDelta;
1407 int m_linesPerAction;
1408
1409 protected:
1410 void Assign(const wxMouseEvent& evt);
1411
1412 private:
1413 DECLARE_DYNAMIC_CLASS(wxMouseEvent)
1414 };
1415
1416 // Cursor set event
1417
1418 /*
1419 wxEVT_SET_CURSOR
1420 */
1421
1422 class WXDLLIMPEXP_CORE wxSetCursorEvent : public wxEvent
1423 {
1424 public:
1425 wxSetCursorEvent(wxCoord x = 0, wxCoord y = 0)
1426 : wxEvent(0, wxEVT_SET_CURSOR),
1427 m_x(x), m_y(y), m_cursor()
1428 { }
1429
1430 wxSetCursorEvent(const wxSetCursorEvent& event)
1431 : wxEvent(event),
1432 m_x(event.m_x),
1433 m_y(event.m_y),
1434 m_cursor(event.m_cursor)
1435 { }
1436
1437 wxCoord GetX() const { return m_x; }
1438 wxCoord GetY() const { return m_y; }
1439
1440 void SetCursor(const wxCursor& cursor) { m_cursor = cursor; }
1441 const wxCursor& GetCursor() const { return m_cursor; }
1442 bool HasCursor() const { return m_cursor.Ok(); }
1443
1444 virtual wxEvent *Clone() const { return new wxSetCursorEvent(*this); }
1445
1446 private:
1447 wxCoord m_x, m_y;
1448 wxCursor m_cursor;
1449
1450 private:
1451 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxSetCursorEvent)
1452 };
1453
1454 // Keyboard input event class
1455
1456 /*
1457 wxEVT_CHAR
1458 wxEVT_CHAR_HOOK
1459 wxEVT_KEY_DOWN
1460 wxEVT_KEY_UP
1461 wxEVT_HOTKEY
1462 */
1463
1464 class WXDLLIMPEXP_CORE wxKeyEvent : public wxEvent,
1465 public wxKeyboardState
1466 {
1467 public:
1468 wxKeyEvent(wxEventType keyType = wxEVT_NULL);
1469 wxKeyEvent(const wxKeyEvent& evt);
1470
1471 // get the key code: an ASCII7 char or an element of wxKeyCode enum
1472 int GetKeyCode() const { return (int)m_keyCode; }
1473
1474 #if wxUSE_UNICODE
1475 // get the Unicode character corresponding to this key
1476 wxChar GetUnicodeKey() const { return m_uniChar; }
1477 #endif // wxUSE_UNICODE
1478
1479 // get the raw key code (platform-dependent)
1480 wxUint32 GetRawKeyCode() const { return m_rawCode; }
1481
1482 // get the raw key flags (platform-dependent)
1483 wxUint32 GetRawKeyFlags() const { return m_rawFlags; }
1484
1485 // Find the position of the event
1486 void GetPosition(wxCoord *xpos, wxCoord *ypos) const
1487 {
1488 if (xpos) *xpos = m_x;
1489 if (ypos) *ypos = m_y;
1490 }
1491
1492 void GetPosition(long *xpos, long *ypos) const
1493 {
1494 if (xpos) *xpos = (long)m_x;
1495 if (ypos) *ypos = (long)m_y;
1496 }
1497
1498 wxPoint GetPosition() const
1499 { return wxPoint(m_x, m_y); }
1500
1501 // Get X position
1502 wxCoord GetX() const { return m_x; }
1503
1504 // Get Y position
1505 wxCoord GetY() const { return m_y; }
1506
1507 virtual wxEvent *Clone() const { return new wxKeyEvent(*this); }
1508 virtual wxEventCategory GetEventCategory() const { return wxEVT_CATEGORY_USER_INPUT; }
1509
1510 // we do need to copy wxKeyEvent sometimes (in wxTreeCtrl code, for
1511 // example)
1512 wxKeyEvent& operator=(const wxKeyEvent& evt)
1513 {
1514 if ( &evt != this )
1515 {
1516 wxEvent::operator=(evt);
1517
1518 // Borland C++ 5.82 doesn't compile an explicit call to an
1519 // implicitly defined operator=() so need to do it this way:
1520 *static_cast<wxKeyboardState *>(this) = evt;
1521
1522 m_x = evt.m_x;
1523 m_y = evt.m_y;
1524
1525 m_keyCode = evt.m_keyCode;
1526
1527 m_scanCode = evt.m_scanCode;
1528 m_rawCode = evt.m_rawCode;
1529 m_rawFlags = evt.m_rawFlags;
1530 #if wxUSE_UNICODE
1531 m_uniChar = evt.m_uniChar;
1532 #endif
1533 }
1534 return *this;
1535 }
1536
1537 public:
1538 wxCoord m_x, m_y;
1539
1540 long m_keyCode;
1541
1542 // FIXME: what is this for? relation to m_rawXXX?
1543 bool m_scanCode;
1544
1545 #if wxUSE_UNICODE
1546 // This contains the full Unicode character
1547 // in a character events in Unicode mode
1548 wxChar m_uniChar;
1549 #endif
1550
1551 // these fields contain the platform-specific information about
1552 // key that was pressed
1553 wxUint32 m_rawCode;
1554 wxUint32 m_rawFlags;
1555
1556 private:
1557 DECLARE_DYNAMIC_CLASS(wxKeyEvent)
1558 };
1559
1560 // Size event class
1561 /*
1562 wxEVT_SIZE
1563 */
1564
1565 class WXDLLIMPEXP_CORE wxSizeEvent : public wxEvent
1566 {
1567 public:
1568 wxSizeEvent() : wxEvent(0, wxEVT_SIZE)
1569 { }
1570 wxSizeEvent(const wxSize& sz, int winid = 0)
1571 : wxEvent(winid, wxEVT_SIZE),
1572 m_size(sz)
1573 { }
1574 wxSizeEvent(const wxSizeEvent& event)
1575 : wxEvent(event),
1576 m_size(event.m_size), m_rect(event.m_rect)
1577 { }
1578 wxSizeEvent(const wxRect& rect, int id = 0)
1579 : m_size(rect.GetSize()), m_rect(rect)
1580 { m_eventType = wxEVT_SIZING; m_id = id; }
1581
1582 wxSize GetSize() const { return m_size; }
1583 wxRect GetRect() const { return m_rect; }
1584 void SetRect(const wxRect& rect) { m_rect = rect; }
1585
1586 virtual wxEvent *Clone() const { return new wxSizeEvent(*this); }
1587
1588 public:
1589 // For internal usage only. Will be converted to protected members.
1590 wxSize m_size;
1591 wxRect m_rect; // Used for wxEVT_SIZING
1592
1593 private:
1594 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxSizeEvent)
1595 };
1596
1597 // Move event class
1598
1599 /*
1600 wxEVT_MOVE
1601 */
1602
1603 class WXDLLIMPEXP_CORE wxMoveEvent : public wxEvent
1604 {
1605 public:
1606 wxMoveEvent()
1607 : wxEvent(0, wxEVT_MOVE)
1608 { }
1609 wxMoveEvent(const wxPoint& pos, int winid = 0)
1610 : wxEvent(winid, wxEVT_MOVE),
1611 m_pos(pos)
1612 { }
1613 wxMoveEvent(const wxMoveEvent& event)
1614 : wxEvent(event),
1615 m_pos(event.m_pos)
1616 { }
1617 wxMoveEvent(const wxRect& rect, int id = 0)
1618 : m_pos(rect.GetPosition()), m_rect(rect)
1619 { m_eventType = wxEVT_MOVING; m_id = id; }
1620
1621 wxPoint GetPosition() const { return m_pos; }
1622 void SetPosition(const wxPoint& pos) { m_pos = pos; }
1623 wxRect GetRect() const { return m_rect; }
1624 void SetRect(const wxRect& rect) { m_rect = rect; }
1625
1626 virtual wxEvent *Clone() const { return new wxMoveEvent(*this); }
1627
1628 protected:
1629 wxPoint m_pos;
1630 wxRect m_rect;
1631
1632 private:
1633 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxMoveEvent)
1634 };
1635
1636 // Paint event class
1637 /*
1638 wxEVT_PAINT
1639 wxEVT_NC_PAINT
1640 wxEVT_PAINT_ICON
1641 */
1642
1643 #if defined(__WXDEBUG__) && (defined(__WXMSW__) || defined(__WXPM__))
1644 // see comments in src/msw|os2/dcclient.cpp where g_isPainting is defined
1645 extern WXDLLIMPEXP_CORE int g_isPainting;
1646 #endif // debug
1647
1648 class WXDLLIMPEXP_CORE wxPaintEvent : public wxEvent
1649 {
1650 public:
1651 wxPaintEvent(int Id = 0)
1652 : wxEvent(Id, wxEVT_PAINT)
1653 {
1654 #if defined(__WXDEBUG__) && (defined(__WXMSW__) || defined(__WXPM__))
1655 // set the internal flag for the duration of processing of WM_PAINT
1656 g_isPainting++;
1657 #endif // debug
1658 }
1659
1660 // default copy ctor and dtor are normally fine, we only need them to keep
1661 // g_isPainting updated in debug build
1662 #if defined(__WXDEBUG__) && (defined(__WXMSW__) || defined(__WXPM__))
1663 wxPaintEvent(const wxPaintEvent& event)
1664 : wxEvent(event)
1665 {
1666 g_isPainting++;
1667 }
1668
1669 virtual ~wxPaintEvent()
1670 {
1671 g_isPainting--;
1672 }
1673 #endif // debug
1674
1675 virtual wxEvent *Clone() const { return new wxPaintEvent(*this); }
1676
1677 private:
1678 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxPaintEvent)
1679 };
1680
1681 class WXDLLIMPEXP_CORE wxNcPaintEvent : public wxEvent
1682 {
1683 public:
1684 wxNcPaintEvent(int winid = 0)
1685 : wxEvent(winid, wxEVT_NC_PAINT)
1686 { }
1687
1688 virtual wxEvent *Clone() const { return new wxNcPaintEvent(*this); }
1689
1690 private:
1691 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxNcPaintEvent)
1692 };
1693
1694 // Erase background event class
1695 /*
1696 wxEVT_ERASE_BACKGROUND
1697 */
1698
1699 class WXDLLIMPEXP_CORE wxEraseEvent : public wxEvent
1700 {
1701 public:
1702 wxEraseEvent(int Id = 0, wxDC *dc = NULL)
1703 : wxEvent(Id, wxEVT_ERASE_BACKGROUND),
1704 m_dc(dc)
1705 { }
1706
1707 wxEraseEvent(const wxEraseEvent& event)
1708 : wxEvent(event),
1709 m_dc(event.m_dc)
1710 { }
1711
1712 wxDC *GetDC() const { return m_dc; }
1713
1714 virtual wxEvent *Clone() const { return new wxEraseEvent(*this); }
1715
1716 protected:
1717 wxDC *m_dc;
1718
1719 private:
1720 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxEraseEvent)
1721 };
1722
1723 // Focus event class
1724 /*
1725 wxEVT_SET_FOCUS
1726 wxEVT_KILL_FOCUS
1727 */
1728
1729 class WXDLLIMPEXP_CORE wxFocusEvent : public wxEvent
1730 {
1731 public:
1732 wxFocusEvent(wxEventType type = wxEVT_NULL, int winid = 0)
1733 : wxEvent(winid, type)
1734 { m_win = NULL; }
1735
1736 wxFocusEvent(const wxFocusEvent& event)
1737 : wxEvent(event)
1738 { m_win = event.m_win; }
1739
1740 // The window associated with this event is the window which had focus
1741 // before for SET event and the window which will have focus for the KILL
1742 // one. NB: it may be NULL in both cases!
1743 wxWindow *GetWindow() const { return m_win; }
1744 void SetWindow(wxWindow *win) { m_win = win; }
1745
1746 virtual wxEvent *Clone() const { return new wxFocusEvent(*this); }
1747
1748 private:
1749 wxWindow *m_win;
1750
1751 private:
1752 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxFocusEvent)
1753 };
1754
1755 // wxChildFocusEvent notifies the parent that a child has got the focus: unlike
1756 // wxFocusEvent it is propagated upwards the window chain
1757 class WXDLLIMPEXP_CORE wxChildFocusEvent : public wxCommandEvent
1758 {
1759 public:
1760 wxChildFocusEvent(wxWindow *win = NULL);
1761
1762 wxWindow *GetWindow() const { return (wxWindow *)GetEventObject(); }
1763
1764 virtual wxEvent *Clone() const { return new wxChildFocusEvent(*this); }
1765
1766 private:
1767 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxChildFocusEvent)
1768 };
1769
1770 // Activate event class
1771 /*
1772 wxEVT_ACTIVATE
1773 wxEVT_ACTIVATE_APP
1774 wxEVT_HIBERNATE
1775 */
1776
1777 class WXDLLIMPEXP_CORE wxActivateEvent : public wxEvent
1778 {
1779 public:
1780 wxActivateEvent(wxEventType type = wxEVT_NULL, bool active = true, int Id = 0)
1781 : wxEvent(Id, type)
1782 { m_active = active; }
1783 wxActivateEvent(const wxActivateEvent& event)
1784 : wxEvent(event)
1785 { m_active = event.m_active; }
1786
1787 bool GetActive() const { return m_active; }
1788
1789 virtual wxEvent *Clone() const { return new wxActivateEvent(*this); }
1790
1791 private:
1792 bool m_active;
1793
1794 private:
1795 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxActivateEvent)
1796 };
1797
1798 // InitDialog event class
1799 /*
1800 wxEVT_INIT_DIALOG
1801 */
1802
1803 class WXDLLIMPEXP_CORE wxInitDialogEvent : public wxEvent
1804 {
1805 public:
1806 wxInitDialogEvent(int Id = 0)
1807 : wxEvent(Id, wxEVT_INIT_DIALOG)
1808 { }
1809
1810 virtual wxEvent *Clone() const { return new wxInitDialogEvent(*this); }
1811
1812 private:
1813 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxInitDialogEvent)
1814 };
1815
1816 // Miscellaneous menu event class
1817 /*
1818 wxEVT_MENU_OPEN,
1819 wxEVT_MENU_CLOSE,
1820 wxEVT_MENU_HIGHLIGHT,
1821 */
1822
1823 class WXDLLIMPEXP_CORE wxMenuEvent : public wxEvent
1824 {
1825 public:
1826 wxMenuEvent(wxEventType type = wxEVT_NULL, int winid = 0, wxMenu* menu = NULL)
1827 : wxEvent(winid, type)
1828 { m_menuId = winid; m_menu = menu; }
1829 wxMenuEvent(const wxMenuEvent& event)
1830 : wxEvent(event)
1831 { m_menuId = event.m_menuId; m_menu = event.m_menu; }
1832
1833 // only for wxEVT_MENU_HIGHLIGHT
1834 int GetMenuId() const { return m_menuId; }
1835
1836 // only for wxEVT_MENU_OPEN/CLOSE
1837 bool IsPopup() const { return m_menuId == wxID_ANY; }
1838
1839 // only for wxEVT_MENU_OPEN/CLOSE
1840 wxMenu* GetMenu() const { return m_menu; }
1841
1842 virtual wxEvent *Clone() const { return new wxMenuEvent(*this); }
1843
1844 private:
1845 int m_menuId;
1846 wxMenu* m_menu;
1847
1848 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxMenuEvent)
1849 };
1850
1851 // Window close or session close event class
1852 /*
1853 wxEVT_CLOSE_WINDOW,
1854 wxEVT_END_SESSION,
1855 wxEVT_QUERY_END_SESSION
1856 */
1857
1858 class WXDLLIMPEXP_CORE wxCloseEvent : public wxEvent
1859 {
1860 public:
1861 wxCloseEvent(wxEventType type = wxEVT_NULL, int winid = 0)
1862 : wxEvent(winid, type),
1863 m_loggingOff(true),
1864 m_veto(false), // should be false by default
1865 m_canVeto(true) {}
1866
1867 wxCloseEvent(const wxCloseEvent& event)
1868 : wxEvent(event),
1869 m_loggingOff(event.m_loggingOff),
1870 m_veto(event.m_veto),
1871 m_canVeto(event.m_canVeto) {}
1872
1873 void SetLoggingOff(bool logOff) { m_loggingOff = logOff; }
1874 bool GetLoggingOff() const
1875 {
1876 // m_loggingOff flag is only used by wxEVT_[QUERY_]END_SESSION, it
1877 // doesn't make sense for wxEVT_CLOSE_WINDOW
1878 wxASSERT_MSG( m_eventType != wxEVT_CLOSE_WINDOW,
1879 _T("this flag is for end session events only") );
1880
1881 return m_loggingOff;
1882 }
1883
1884 void Veto(bool veto = true)
1885 {
1886 // GetVeto() will return false anyhow...
1887 wxCHECK_RET( m_canVeto,
1888 wxT("call to Veto() ignored (can't veto this event)") );
1889
1890 m_veto = veto;
1891 }
1892 void SetCanVeto(bool canVeto) { m_canVeto = canVeto; }
1893 bool CanVeto() const { return m_canVeto; }
1894 bool GetVeto() const { return m_canVeto && m_veto; }
1895
1896 virtual wxEvent *Clone() const { return new wxCloseEvent(*this); }
1897
1898 protected:
1899 bool m_loggingOff,
1900 m_veto,
1901 m_canVeto;
1902
1903 private:
1904 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxCloseEvent)
1905 };
1906
1907 /*
1908 wxEVT_SHOW
1909 */
1910
1911 class WXDLLIMPEXP_CORE wxShowEvent : public wxEvent
1912 {
1913 public:
1914 wxShowEvent(int winid = 0, bool show = false)
1915 : wxEvent(winid, wxEVT_SHOW)
1916 { m_show = show; }
1917 wxShowEvent(const wxShowEvent& event)
1918 : wxEvent(event)
1919 { m_show = event.m_show; }
1920
1921 void SetShow(bool show) { m_show = show; }
1922
1923 // return true if the window was shown, false if hidden
1924 bool IsShown() const { return m_show; }
1925
1926 #if WXWIN_COMPATIBILITY_2_8
1927 wxDEPRECATED( bool GetShow() const { return IsShown(); } )
1928 #endif
1929
1930 virtual wxEvent *Clone() const { return new wxShowEvent(*this); }
1931
1932 protected:
1933 bool m_show;
1934
1935 private:
1936 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxShowEvent)
1937 };
1938
1939 /*
1940 wxEVT_ICONIZE
1941 */
1942
1943 class WXDLLIMPEXP_CORE wxIconizeEvent : public wxEvent
1944 {
1945 public:
1946 wxIconizeEvent(int winid = 0, bool iconized = true)
1947 : wxEvent(winid, wxEVT_ICONIZE)
1948 { m_iconized = iconized; }
1949 wxIconizeEvent(const wxIconizeEvent& event)
1950 : wxEvent(event)
1951 { m_iconized = event.m_iconized; }
1952
1953 #if WXWIN_COMPATIBILITY_2_8
1954 wxDEPRECATED( bool Iconized() const { return IsIconized(); } )
1955 #endif
1956 // return true if the frame was iconized, false if restored
1957 bool IsIconized() const { return m_iconized; }
1958
1959 virtual wxEvent *Clone() const { return new wxIconizeEvent(*this); }
1960
1961 protected:
1962 bool m_iconized;
1963
1964 private:
1965 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxIconizeEvent)
1966 };
1967 /*
1968 wxEVT_MAXIMIZE
1969 */
1970
1971 class WXDLLIMPEXP_CORE wxMaximizeEvent : public wxEvent
1972 {
1973 public:
1974 wxMaximizeEvent(int winid = 0)
1975 : wxEvent(winid, wxEVT_MAXIMIZE)
1976 { }
1977
1978 virtual wxEvent *Clone() const { return new wxMaximizeEvent(*this); }
1979
1980 private:
1981 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxMaximizeEvent)
1982 };
1983
1984 // Joystick event class
1985 /*
1986 wxEVT_JOY_BUTTON_DOWN,
1987 wxEVT_JOY_BUTTON_UP,
1988 wxEVT_JOY_MOVE,
1989 wxEVT_JOY_ZMOVE
1990 */
1991
1992 // Which joystick? Same as Windows ids so no conversion necessary.
1993 enum
1994 {
1995 wxJOYSTICK1,
1996 wxJOYSTICK2
1997 };
1998
1999 // Which button is down?
2000 enum
2001 {
2002 wxJOY_BUTTON_ANY = -1,
2003 wxJOY_BUTTON1 = 1,
2004 wxJOY_BUTTON2 = 2,
2005 wxJOY_BUTTON3 = 4,
2006 wxJOY_BUTTON4 = 8
2007 };
2008
2009 class WXDLLIMPEXP_CORE wxJoystickEvent : public wxEvent
2010 {
2011 protected:
2012 wxPoint m_pos;
2013 int m_zPosition;
2014 int m_buttonChange; // Which button changed?
2015 int m_buttonState; // Which buttons are down?
2016 int m_joyStick; // Which joystick?
2017
2018 public:
2019 wxJoystickEvent(wxEventType type = wxEVT_NULL,
2020 int state = 0,
2021 int joystick = wxJOYSTICK1,
2022 int change = 0)
2023 : wxEvent(0, type),
2024 m_pos(),
2025 m_zPosition(0),
2026 m_buttonChange(change),
2027 m_buttonState(state),
2028 m_joyStick(joystick)
2029 {
2030 }
2031 wxJoystickEvent(const wxJoystickEvent& event)
2032 : wxEvent(event),
2033 m_pos(event.m_pos),
2034 m_zPosition(event.m_zPosition),
2035 m_buttonChange(event.m_buttonChange),
2036 m_buttonState(event.m_buttonState),
2037 m_joyStick(event.m_joyStick)
2038 { }
2039
2040 wxPoint GetPosition() const { return m_pos; }
2041 int GetZPosition() const { return m_zPosition; }
2042 int GetButtonState() const { return m_buttonState; }
2043 int GetButtonChange() const { return m_buttonChange; }
2044 int GetJoystick() const { return m_joyStick; }
2045
2046 void SetJoystick(int stick) { m_joyStick = stick; }
2047 void SetButtonState(int state) { m_buttonState = state; }
2048 void SetButtonChange(int change) { m_buttonChange = change; }
2049 void SetPosition(const wxPoint& pos) { m_pos = pos; }
2050 void SetZPosition(int zPos) { m_zPosition = zPos; }
2051
2052 // Was it a button event? (*doesn't* mean: is any button *down*?)
2053 bool IsButton() const { return ((GetEventType() == wxEVT_JOY_BUTTON_DOWN) ||
2054 (GetEventType() == wxEVT_JOY_BUTTON_UP)); }
2055
2056 // Was it a move event?
2057 bool IsMove() const { return (GetEventType() == wxEVT_JOY_MOVE); }
2058
2059 // Was it a zmove event?
2060 bool IsZMove() const { return (GetEventType() == wxEVT_JOY_ZMOVE); }
2061
2062 // Was it a down event from button 1, 2, 3, 4 or any?
2063 bool ButtonDown(int but = wxJOY_BUTTON_ANY) const
2064 { return ((GetEventType() == wxEVT_JOY_BUTTON_DOWN) &&
2065 ((but == wxJOY_BUTTON_ANY) || (but == m_buttonChange))); }
2066
2067 // Was it a up event from button 1, 2, 3 or any?
2068 bool ButtonUp(int but = wxJOY_BUTTON_ANY) const
2069 { return ((GetEventType() == wxEVT_JOY_BUTTON_UP) &&
2070 ((but == wxJOY_BUTTON_ANY) || (but == m_buttonChange))); }
2071
2072 // Was the given button 1,2,3,4 or any in Down state?
2073 bool ButtonIsDown(int but = wxJOY_BUTTON_ANY) const
2074 { return (((but == wxJOY_BUTTON_ANY) && (m_buttonState != 0)) ||
2075 ((m_buttonState & but) == but)); }
2076
2077 virtual wxEvent *Clone() const { return new wxJoystickEvent(*this); }
2078
2079 private:
2080 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxJoystickEvent)
2081 };
2082
2083 // Drop files event class
2084 /*
2085 wxEVT_DROP_FILES
2086 */
2087
2088 class WXDLLIMPEXP_CORE wxDropFilesEvent : public wxEvent
2089 {
2090 public:
2091 int m_noFiles;
2092 wxPoint m_pos;
2093 wxString* m_files;
2094
2095 wxDropFilesEvent(wxEventType type = wxEVT_NULL,
2096 int noFiles = 0,
2097 wxString *files = NULL)
2098 : wxEvent(0, type),
2099 m_noFiles(noFiles),
2100 m_pos(),
2101 m_files(files)
2102 { }
2103
2104 // we need a copy ctor to avoid deleting m_files pointer twice
2105 wxDropFilesEvent(const wxDropFilesEvent& other)
2106 : wxEvent(other),
2107 m_noFiles(other.m_noFiles),
2108 m_pos(other.m_pos),
2109 m_files(NULL)
2110 {
2111 m_files = new wxString[m_noFiles];
2112 for ( int n = 0; n < m_noFiles; n++ )
2113 {
2114 m_files[n] = other.m_files[n];
2115 }
2116 }
2117
2118 virtual ~wxDropFilesEvent()
2119 {
2120 delete [] m_files;
2121 }
2122
2123 wxPoint GetPosition() const { return m_pos; }
2124 int GetNumberOfFiles() const { return m_noFiles; }
2125 wxString *GetFiles() const { return m_files; }
2126
2127 virtual wxEvent *Clone() const { return new wxDropFilesEvent(*this); }
2128
2129 private:
2130 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxDropFilesEvent)
2131 };
2132
2133 // Update UI event
2134 /*
2135 wxEVT_UPDATE_UI
2136 */
2137
2138 // Whether to always send update events to windows, or
2139 // to only send update events to those with the
2140 // wxWS_EX_PROCESS_UI_UPDATES style.
2141
2142 enum wxUpdateUIMode
2143 {
2144 // Send UI update events to all windows
2145 wxUPDATE_UI_PROCESS_ALL,
2146
2147 // Send UI update events to windows that have
2148 // the wxWS_EX_PROCESS_UI_UPDATES flag specified
2149 wxUPDATE_UI_PROCESS_SPECIFIED
2150 };
2151
2152 class WXDLLIMPEXP_CORE wxUpdateUIEvent : public wxCommandEvent
2153 {
2154 public:
2155 wxUpdateUIEvent(wxWindowID commandId = 0)
2156 : wxCommandEvent(wxEVT_UPDATE_UI, commandId)
2157 {
2158 m_checked =
2159 m_enabled =
2160 m_shown =
2161 m_setEnabled =
2162 m_setShown =
2163 m_setText =
2164 m_setChecked = false;
2165 }
2166 wxUpdateUIEvent(const wxUpdateUIEvent& event)
2167 : wxCommandEvent(event),
2168 m_checked(event.m_checked),
2169 m_enabled(event.m_enabled),
2170 m_shown(event.m_shown),
2171 m_setEnabled(event.m_setEnabled),
2172 m_setShown(event.m_setShown),
2173 m_setText(event.m_setText),
2174 m_setChecked(event.m_setChecked),
2175 m_text(event.m_text)
2176 { }
2177
2178 bool GetChecked() const { return m_checked; }
2179 bool GetEnabled() const { return m_enabled; }
2180 bool GetShown() const { return m_shown; }
2181 wxString GetText() const { return m_text; }
2182 bool GetSetText() const { return m_setText; }
2183 bool GetSetChecked() const { return m_setChecked; }
2184 bool GetSetEnabled() const { return m_setEnabled; }
2185 bool GetSetShown() const { return m_setShown; }
2186
2187 void Check(bool check) { m_checked = check; m_setChecked = true; }
2188 void Enable(bool enable) { m_enabled = enable; m_setEnabled = true; }
2189 void Show(bool show) { m_shown = show; m_setShown = true; }
2190 void SetText(const wxString& text) { m_text = text; m_setText = true; }
2191
2192 // Sets the interval between updates in milliseconds.
2193 // Set to -1 to disable updates, or to 0 to update as frequently as possible.
2194 static void SetUpdateInterval(long updateInterval) { sm_updateInterval = updateInterval; }
2195
2196 // Returns the current interval between updates in milliseconds
2197 static long GetUpdateInterval() { return sm_updateInterval; }
2198
2199 // Can we update this window?
2200 static bool CanUpdate(wxWindowBase *win);
2201
2202 // Reset the update time to provide a delay until the next
2203 // time we should update
2204 static void ResetUpdateTime();
2205
2206 // Specify how wxWidgets will send update events: to
2207 // all windows, or only to those which specify that they
2208 // will process the events.
2209 static void SetMode(wxUpdateUIMode mode) { sm_updateMode = mode; }
2210
2211 // Returns the UI update mode
2212 static wxUpdateUIMode GetMode() { return sm_updateMode; }
2213
2214 virtual wxEvent *Clone() const { return new wxUpdateUIEvent(*this); }
2215
2216 protected:
2217 bool m_checked;
2218 bool m_enabled;
2219 bool m_shown;
2220 bool m_setEnabled;
2221 bool m_setShown;
2222 bool m_setText;
2223 bool m_setChecked;
2224 wxString m_text;
2225 #if wxUSE_LONGLONG
2226 static wxLongLong sm_lastUpdate;
2227 #endif
2228 static long sm_updateInterval;
2229 static wxUpdateUIMode sm_updateMode;
2230
2231 private:
2232 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxUpdateUIEvent)
2233 };
2234
2235 /*
2236 wxEVT_SYS_COLOUR_CHANGED
2237 */
2238
2239 // TODO: shouldn't all events record the window ID?
2240 class WXDLLIMPEXP_CORE wxSysColourChangedEvent : public wxEvent
2241 {
2242 public:
2243 wxSysColourChangedEvent()
2244 : wxEvent(0, wxEVT_SYS_COLOUR_CHANGED)
2245 { }
2246
2247 virtual wxEvent *Clone() const { return new wxSysColourChangedEvent(*this); }
2248
2249 private:
2250 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxSysColourChangedEvent)
2251 };
2252
2253 /*
2254 wxEVT_MOUSE_CAPTURE_CHANGED
2255 The window losing the capture receives this message
2256 (even if it released the capture itself).
2257 */
2258
2259 class WXDLLIMPEXP_CORE wxMouseCaptureChangedEvent : public wxEvent
2260 {
2261 public:
2262 wxMouseCaptureChangedEvent(wxWindowID winid = 0, wxWindow* gainedCapture = NULL)
2263 : wxEvent(winid, wxEVT_MOUSE_CAPTURE_CHANGED),
2264 m_gainedCapture(gainedCapture)
2265 { }
2266
2267 wxMouseCaptureChangedEvent(const wxMouseCaptureChangedEvent& event)
2268 : wxEvent(event),
2269 m_gainedCapture(event.m_gainedCapture)
2270 { }
2271
2272 virtual wxEvent *Clone() const { return new wxMouseCaptureChangedEvent(*this); }
2273
2274 wxWindow* GetCapturedWindow() const { return m_gainedCapture; }
2275
2276 private:
2277 wxWindow* m_gainedCapture;
2278
2279 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxMouseCaptureChangedEvent)
2280 };
2281
2282 /*
2283 wxEVT_MOUSE_CAPTURE_LOST
2284 The window losing the capture receives this message, unless it released it
2285 it itself or unless wxWindow::CaptureMouse was called on another window
2286 (and so capture will be restored when the new capturer releases it).
2287 */
2288
2289 class WXDLLIMPEXP_CORE wxMouseCaptureLostEvent : public wxEvent
2290 {
2291 public:
2292 wxMouseCaptureLostEvent(wxWindowID winid = 0)
2293 : wxEvent(winid, wxEVT_MOUSE_CAPTURE_LOST)
2294 {}
2295
2296 wxMouseCaptureLostEvent(const wxMouseCaptureLostEvent& event)
2297 : wxEvent(event)
2298 {}
2299
2300 virtual wxEvent *Clone() const { return new wxMouseCaptureLostEvent(*this); }
2301
2302 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxMouseCaptureLostEvent)
2303 };
2304
2305 /*
2306 wxEVT_DISPLAY_CHANGED
2307 */
2308 class WXDLLIMPEXP_CORE wxDisplayChangedEvent : public wxEvent
2309 {
2310 private:
2311 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxDisplayChangedEvent)
2312
2313 public:
2314 wxDisplayChangedEvent()
2315 : wxEvent(0, wxEVT_DISPLAY_CHANGED)
2316 { }
2317
2318 virtual wxEvent *Clone() const { return new wxDisplayChangedEvent(*this); }
2319 };
2320
2321 /*
2322 wxEVT_PALETTE_CHANGED
2323 */
2324
2325 class WXDLLIMPEXP_CORE wxPaletteChangedEvent : public wxEvent
2326 {
2327 public:
2328 wxPaletteChangedEvent(wxWindowID winid = 0)
2329 : wxEvent(winid, wxEVT_PALETTE_CHANGED),
2330 m_changedWindow(NULL)
2331 { }
2332
2333 wxPaletteChangedEvent(const wxPaletteChangedEvent& event)
2334 : wxEvent(event),
2335 m_changedWindow(event.m_changedWindow)
2336 { }
2337
2338 void SetChangedWindow(wxWindow* win) { m_changedWindow = win; }
2339 wxWindow* GetChangedWindow() const { return m_changedWindow; }
2340
2341 virtual wxEvent *Clone() const { return new wxPaletteChangedEvent(*this); }
2342
2343 protected:
2344 wxWindow* m_changedWindow;
2345
2346 private:
2347 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxPaletteChangedEvent)
2348 };
2349
2350 /*
2351 wxEVT_QUERY_NEW_PALETTE
2352 Indicates the window is getting keyboard focus and should re-do its palette.
2353 */
2354
2355 class WXDLLIMPEXP_CORE wxQueryNewPaletteEvent : public wxEvent
2356 {
2357 public:
2358 wxQueryNewPaletteEvent(wxWindowID winid = 0)
2359 : wxEvent(winid, wxEVT_QUERY_NEW_PALETTE),
2360 m_paletteRealized(false)
2361 { }
2362 wxQueryNewPaletteEvent(const wxQueryNewPaletteEvent& event)
2363 : wxEvent(event),
2364 m_paletteRealized(event.m_paletteRealized)
2365 { }
2366
2367 // App sets this if it changes the palette.
2368 void SetPaletteRealized(bool realized) { m_paletteRealized = realized; }
2369 bool GetPaletteRealized() const { return m_paletteRealized; }
2370
2371 virtual wxEvent *Clone() const { return new wxQueryNewPaletteEvent(*this); }
2372
2373 protected:
2374 bool m_paletteRealized;
2375
2376 private:
2377 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxQueryNewPaletteEvent)
2378 };
2379
2380 /*
2381 Event generated by dialog navigation keys
2382 wxEVT_NAVIGATION_KEY
2383 */
2384 // NB: don't derive from command event to avoid being propagated to the parent
2385 class WXDLLIMPEXP_CORE wxNavigationKeyEvent : public wxEvent
2386 {
2387 public:
2388 wxNavigationKeyEvent()
2389 : wxEvent(0, wxEVT_NAVIGATION_KEY),
2390 m_flags(IsForward | FromTab), // defaults are for TAB
2391 m_focus(NULL)
2392 {
2393 m_propagationLevel = wxEVENT_PROPAGATE_NONE;
2394 }
2395
2396 wxNavigationKeyEvent(const wxNavigationKeyEvent& event)
2397 : wxEvent(event),
2398 m_flags(event.m_flags),
2399 m_focus(event.m_focus)
2400 { }
2401
2402 // direction: forward (true) or backward (false)
2403 bool GetDirection() const
2404 { return (m_flags & IsForward) != 0; }
2405 void SetDirection(bool bForward)
2406 { if ( bForward ) m_flags |= IsForward; else m_flags &= ~IsForward; }
2407
2408 // it may be a window change event (MDI, notebook pages...) or a control
2409 // change event
2410 bool IsWindowChange() const
2411 { return (m_flags & WinChange) != 0; }
2412 void SetWindowChange(bool bIs)
2413 { if ( bIs ) m_flags |= WinChange; else m_flags &= ~WinChange; }
2414
2415 // Set to true under MSW if the event was generated using the tab key.
2416 // This is required for proper navogation over radio buttons
2417 bool IsFromTab() const
2418 { return (m_flags & FromTab) != 0; }
2419 void SetFromTab(bool bIs)
2420 { if ( bIs ) m_flags |= FromTab; else m_flags &= ~FromTab; }
2421
2422 // the child which has the focus currently (may be NULL - use
2423 // wxWindow::FindFocus then)
2424 wxWindow* GetCurrentFocus() const { return m_focus; }
2425 void SetCurrentFocus(wxWindow *win) { m_focus = win; }
2426
2427 // Set flags
2428 void SetFlags(long flags) { m_flags = flags; }
2429
2430 virtual wxEvent *Clone() const { return new wxNavigationKeyEvent(*this); }
2431
2432 enum
2433 {
2434 IsBackward = 0x0000,
2435 IsForward = 0x0001,
2436 WinChange = 0x0002,
2437 FromTab = 0x0004
2438 };
2439
2440 long m_flags;
2441 wxWindow *m_focus;
2442
2443 private:
2444 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxNavigationKeyEvent)
2445 };
2446
2447 // Window creation/destruction events: the first is sent as soon as window is
2448 // created (i.e. the underlying GUI object exists), but when the C++ object is
2449 // fully initialized (so virtual functions may be called). The second,
2450 // wxEVT_DESTROY, is sent right before the window is destroyed - again, it's
2451 // still safe to call virtual functions at this moment
2452 /*
2453 wxEVT_CREATE
2454 wxEVT_DESTROY
2455 */
2456
2457 class WXDLLIMPEXP_CORE wxWindowCreateEvent : public wxCommandEvent
2458 {
2459 public:
2460 wxWindowCreateEvent(wxWindow *win = NULL);
2461
2462 wxWindow *GetWindow() const { return (wxWindow *)GetEventObject(); }
2463
2464 virtual wxEvent *Clone() const { return new wxWindowCreateEvent(*this); }
2465
2466 private:
2467 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxWindowCreateEvent)
2468 };
2469
2470 class WXDLLIMPEXP_CORE wxWindowDestroyEvent : public wxCommandEvent
2471 {
2472 public:
2473 wxWindowDestroyEvent(wxWindow *win = NULL);
2474
2475 wxWindow *GetWindow() const { return (wxWindow *)GetEventObject(); }
2476
2477 virtual wxEvent *Clone() const { return new wxWindowDestroyEvent(*this); }
2478
2479 private:
2480 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxWindowDestroyEvent)
2481 };
2482
2483 // A help event is sent when the user clicks on a window in context-help mode.
2484 /*
2485 wxEVT_HELP
2486 wxEVT_DETAILED_HELP
2487 */
2488
2489 class WXDLLIMPEXP_CORE wxHelpEvent : public wxCommandEvent
2490 {
2491 public:
2492 // how was this help event generated?
2493 enum Origin
2494 {
2495 Origin_Unknown, // unrecognized event source
2496 Origin_Keyboard, // event generated from F1 key press
2497 Origin_HelpButton // event from [?] button on the title bar (Windows)
2498 };
2499
2500 wxHelpEvent(wxEventType type = wxEVT_NULL,
2501 wxWindowID winid = 0,
2502 const wxPoint& pt = wxDefaultPosition,
2503 Origin origin = Origin_Unknown)
2504 : wxCommandEvent(type, winid),
2505 m_pos(pt),
2506 m_origin(GuessOrigin(origin))
2507 { }
2508 wxHelpEvent(const wxHelpEvent& event)
2509 : wxCommandEvent(event),
2510 m_pos(event.m_pos),
2511 m_target(event.m_target),
2512 m_link(event.m_link),
2513 m_origin(event.m_origin)
2514 { }
2515
2516 // Position of event (in screen coordinates)
2517 const wxPoint& GetPosition() const { return m_pos; }
2518 void SetPosition(const wxPoint& pos) { m_pos = pos; }
2519
2520 // Optional link to further help
2521 const wxString& GetLink() const { return m_link; }
2522 void SetLink(const wxString& link) { m_link = link; }
2523
2524 // Optional target to display help in. E.g. a window specification
2525 const wxString& GetTarget() const { return m_target; }
2526 void SetTarget(const wxString& target) { m_target = target; }
2527
2528 virtual wxEvent *Clone() const { return new wxHelpEvent(*this); }
2529
2530 // optional indication of the event source
2531 Origin GetOrigin() const { return m_origin; }
2532 void SetOrigin(Origin origin) { m_origin = origin; }
2533
2534 protected:
2535 wxPoint m_pos;
2536 wxString m_target;
2537 wxString m_link;
2538 Origin m_origin;
2539
2540 // we can try to guess the event origin ourselves, even if none is
2541 // specified in the ctor
2542 static Origin GuessOrigin(Origin origin);
2543
2544 private:
2545 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxHelpEvent)
2546 };
2547
2548 // A Clipboard Text event is sent when a window intercepts text copy/cut/paste
2549 // message, i.e. the user has cut/copied/pasted data from/into a text control
2550 // via ctrl-C/X/V, ctrl/shift-del/insert, a popup menu command, etc.
2551 // NOTE : under windows these events are *NOT* generated automatically
2552 // for a Rich Edit text control.
2553 /*
2554 wxEVT_COMMAND_TEXT_COPY
2555 wxEVT_COMMAND_TEXT_CUT
2556 wxEVT_COMMAND_TEXT_PASTE
2557 */
2558
2559 class WXDLLIMPEXP_CORE wxClipboardTextEvent : public wxCommandEvent
2560 {
2561 public:
2562 wxClipboardTextEvent(wxEventType type = wxEVT_NULL,
2563 wxWindowID winid = 0)
2564 : wxCommandEvent(type, winid)
2565 { }
2566 wxClipboardTextEvent(const wxClipboardTextEvent& event)
2567 : wxCommandEvent(event)
2568 { }
2569
2570 virtual wxEvent *Clone() const { return new wxClipboardTextEvent(*this); }
2571
2572 private:
2573 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxClipboardTextEvent)
2574 };
2575
2576 // A Context event is sent when the user right clicks on a window or
2577 // presses Shift-F10
2578 // NOTE : Under windows this is a repackaged WM_CONTETXMENU message
2579 // Under other systems it may have to be generated from a right click event
2580 /*
2581 wxEVT_CONTEXT_MENU
2582 */
2583
2584 class WXDLLIMPEXP_CORE wxContextMenuEvent : public wxCommandEvent
2585 {
2586 public:
2587 wxContextMenuEvent(wxEventType type = wxEVT_NULL,
2588 wxWindowID winid = 0,
2589 const wxPoint& pt = wxDefaultPosition)
2590 : wxCommandEvent(type, winid),
2591 m_pos(pt)
2592 { }
2593 wxContextMenuEvent(const wxContextMenuEvent& event)
2594 : wxCommandEvent(event),
2595 m_pos(event.m_pos)
2596 { }
2597
2598 // Position of event (in screen coordinates)
2599 const wxPoint& GetPosition() const { return m_pos; }
2600 void SetPosition(const wxPoint& pos) { m_pos = pos; }
2601
2602 virtual wxEvent *Clone() const { return new wxContextMenuEvent(*this); }
2603
2604 protected:
2605 wxPoint m_pos;
2606
2607 private:
2608 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxContextMenuEvent)
2609 };
2610
2611 #endif // wxUSE_GUI
2612
2613 // Idle event
2614 /*
2615 wxEVT_IDLE
2616 */
2617
2618 // Whether to always send idle events to windows, or
2619 // to only send update events to those with the
2620 // wxWS_EX_PROCESS_IDLE style.
2621
2622 enum wxIdleMode
2623 {
2624 // Send idle events to all windows
2625 wxIDLE_PROCESS_ALL,
2626
2627 // Send idle events to windows that have
2628 // the wxWS_EX_PROCESS_IDLE flag specified
2629 wxIDLE_PROCESS_SPECIFIED
2630 };
2631
2632 class WXDLLIMPEXP_BASE wxIdleEvent : public wxEvent
2633 {
2634 public:
2635 wxIdleEvent()
2636 : wxEvent(0, wxEVT_IDLE),
2637 m_requestMore(false)
2638 { }
2639 wxIdleEvent(const wxIdleEvent& event)
2640 : wxEvent(event),
2641 m_requestMore(event.m_requestMore)
2642 { }
2643
2644 void RequestMore(bool needMore = true) { m_requestMore = needMore; }
2645 bool MoreRequested() const { return m_requestMore; }
2646
2647 virtual wxEvent *Clone() const { return new wxIdleEvent(*this); }
2648
2649 // Specify how wxWidgets will send idle events: to
2650 // all windows, or only to those which specify that they
2651 // will process the events.
2652 static void SetMode(wxIdleMode mode) { sm_idleMode = mode; }
2653
2654 // Returns the idle event mode
2655 static wxIdleMode GetMode() { return sm_idleMode; }
2656
2657 protected:
2658 bool m_requestMore;
2659 static wxIdleMode sm_idleMode;
2660
2661 private:
2662 DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxIdleEvent)
2663 };
2664
2665 /* TODO
2666 wxEVT_MOUSE_CAPTURE_CHANGED,
2667 wxEVT_SETTING_CHANGED, // WM_WININICHANGE (NT) / WM_SETTINGCHANGE (Win95)
2668 // wxEVT_FONT_CHANGED, // WM_FONTCHANGE: roll into wxEVT_SETTING_CHANGED, but remember to propagate
2669 // wxEVT_FONT_CHANGED to all other windows (maybe).
2670 wxEVT_DRAW_ITEM, // Leave these three as virtual functions in wxControl?? Platform-specific.
2671 wxEVT_MEASURE_ITEM,
2672 wxEVT_COMPARE_ITEM
2673 */
2674
2675
2676
2677 // ============================================================================
2678 // event handler and related classes
2679 // ============================================================================
2680
2681
2682 // struct containing the members common to static and dynamic event tables
2683 // entries
2684 struct WXDLLIMPEXP_BASE wxEventTableEntryBase
2685 {
2686 wxEventTableEntryBase(int winid, int idLast,
2687 wxEventFunctor* fn, wxObject *data)
2688 : m_id(winid),
2689 m_lastId(idLast),
2690 m_fn(fn),
2691 m_callbackUserData(data)
2692 { }
2693
2694 wxEventTableEntryBase( const wxEventTableEntryBase &entry )
2695 : m_id( entry.m_id ),
2696 m_lastId( entry.m_lastId ),
2697 m_fn( entry.m_fn ),
2698 m_callbackUserData( entry.m_callbackUserData )
2699 {
2700 // This is a 'hack' to ensure that only one instance tries to delete
2701 // the functor pointer. It is safe as long as the only place where the
2702 // copy constructor is being called is when the static event tables are
2703 // being initialized (a temporary instance is created and then this
2704 // constructor is called).
2705
2706 const_cast<wxEventTableEntryBase&>( entry ).m_fn = NULL;
2707 }
2708
2709 ~wxEventTableEntryBase()
2710 {
2711 delete m_fn;
2712 }
2713
2714 // the range of ids for this entry: if m_lastId == wxID_ANY, the range
2715 // consists only of m_id, otherwise it is m_id..m_lastId inclusive
2716 int m_id,
2717 m_lastId;
2718
2719 // function/method/functor to call
2720 wxEventFunctor* m_fn;
2721
2722 // arbitrary user data associated with the callback
2723 wxObject* m_callbackUserData;
2724
2725 private:
2726 DECLARE_NO_ASSIGN_CLASS(wxEventTableEntryBase)
2727 };
2728
2729 // an entry from a static event table
2730 struct WXDLLIMPEXP_BASE wxEventTableEntry : public wxEventTableEntryBase
2731 {
2732 wxEventTableEntry(const int& evType, int winid, int idLast,
2733 wxEventFunctor* fn, wxObject *data)
2734 : wxEventTableEntryBase(winid, idLast, fn, data),
2735 m_eventType(evType)
2736 { }
2737
2738 // the reference to event type: this allows us to not care about the
2739 // (undefined) order in which the event table entries and the event types
2740 // are initialized: initially the value of this reference might be
2741 // invalid, but by the time it is used for the first time, all global
2742 // objects will have been initialized (including the event type constants)
2743 // and so it will have the correct value when it is needed
2744 const int& m_eventType;
2745
2746 private:
2747 DECLARE_NO_ASSIGN_CLASS(wxEventTableEntry)
2748 };
2749
2750 // an entry used in dynamic event table managed by wxEvtHandler::Connect()
2751 struct WXDLLIMPEXP_BASE wxDynamicEventTableEntry : public wxEventTableEntryBase
2752 {
2753 wxDynamicEventTableEntry(int evType, int winid, int idLast,
2754 wxEventFunctor* fn, wxObject *data)
2755 : wxEventTableEntryBase(winid, idLast, fn, data),
2756 m_eventType(evType)
2757 { }
2758
2759 // not a reference here as we can't keep a reference to a temporary int
2760 // created to wrap the constant value typically passed to Connect() - nor
2761 // do we need it
2762 int m_eventType;
2763
2764 private:
2765 DECLARE_NO_ASSIGN_CLASS(wxDynamicEventTableEntry)
2766 };
2767
2768 // ----------------------------------------------------------------------------
2769 // wxEventTable: an array of event entries terminated with {0, 0, 0, 0, 0}
2770 // ----------------------------------------------------------------------------
2771
2772 struct WXDLLIMPEXP_BASE wxEventTable
2773 {
2774 const wxEventTable *baseTable; // base event table (next in chain)
2775 const wxEventTableEntry *entries; // bottom of entry array
2776 };
2777
2778 // ----------------------------------------------------------------------------
2779 // wxEventHashTable: a helper of wxEvtHandler to speed up wxEventTable lookups.
2780 // ----------------------------------------------------------------------------
2781
2782 WX_DEFINE_ARRAY_PTR(const wxEventTableEntry*, wxEventTableEntryPointerArray);
2783
2784 class WXDLLIMPEXP_BASE wxEventHashTable
2785 {
2786 private:
2787 // Internal data structs
2788 struct EventTypeTable
2789 {
2790 wxEventType eventType;
2791 wxEventTableEntryPointerArray eventEntryTable;
2792 };
2793 typedef EventTypeTable* EventTypeTablePointer;
2794
2795 public:
2796 // Constructor, needs the event table it needs to hash later on.
2797 // Note: hashing of the event table is not done in the constructor as it
2798 // can be that the event table is not yet full initialize, the hash
2799 // will gets initialized when handling the first event look-up request.
2800 wxEventHashTable(const wxEventTable &table);
2801 // Destructor.
2802 ~wxEventHashTable();
2803
2804 // Handle the given event, in other words search the event table hash
2805 // and call self->ProcessEvent() if a match was found.
2806 bool HandleEvent(wxEvent& event, wxEvtHandler *self);
2807
2808 // Clear table
2809 void Clear();
2810
2811 #if defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING
2812 // Clear all tables
2813 static void ClearAll();
2814 #endif // __WXDEBUG__ && wxUSE_MEMORY_TRACING
2815
2816 protected:
2817 // Init the hash table with the entries of the static event table.
2818 void InitHashTable();
2819 // Helper funtion of InitHashTable() to insert 1 entry into the hash table.
2820 void AddEntry(const wxEventTableEntry &entry);
2821 // Allocate and init with null pointers the base hash table.
2822 void AllocEventTypeTable(size_t size);
2823 // Grow the hash table in size and transfer all items currently
2824 // in the table to the correct location in the new table.
2825 void GrowEventTypeTable();
2826
2827 protected:
2828 const wxEventTable &m_table;
2829 bool m_rebuildHash;
2830
2831 size_t m_size;
2832 EventTypeTablePointer *m_eventTypeTable;
2833
2834 static wxEventHashTable* sm_first;
2835 wxEventHashTable* m_previous;
2836 wxEventHashTable* m_next;
2837
2838 DECLARE_NO_COPY_CLASS(wxEventHashTable)
2839 };
2840
2841 // ----------------------------------------------------------------------------
2842 // wxEvtHandler: the base class for all objects handling wxWidgets events
2843 // ----------------------------------------------------------------------------
2844
2845 class WXDLLIMPEXP_BASE wxEvtHandler : public wxObject
2846 , public wxTrackable
2847 {
2848 public:
2849 wxEvtHandler();
2850 virtual ~wxEvtHandler();
2851
2852
2853 // Event handler chain
2854 // -------------------
2855
2856 wxEvtHandler *GetNextHandler() const { return m_nextHandler; }
2857 wxEvtHandler *GetPreviousHandler() const { return m_previousHandler; }
2858 virtual void SetNextHandler(wxEvtHandler *handler) { m_nextHandler = handler; }
2859 virtual void SetPreviousHandler(wxEvtHandler *handler) { m_previousHandler = handler; }
2860
2861 void SetEvtHandlerEnabled(bool enabled) { m_enabled = enabled; }
2862 bool GetEvtHandlerEnabled() const { return m_enabled; }
2863
2864 void Unlink();
2865 bool IsUnlinked() const;
2866
2867
2868
2869 // Event queuing and processing
2870 // ----------------------------
2871
2872
2873 // Process an event right now: this can only be called from the main
2874 // thread, use QueueEvent() for scheduling the events for
2875 // processing from other threads.
2876 virtual bool ProcessEvent(wxEvent& event);
2877
2878 // Process an event by calling ProcessEvent and handling any exceptions
2879 // thrown by event handlers. It's mostly useful when processing wx events
2880 // when called from C code (e.g. in GTK+ callback) when the exception
2881 // wouldn't correctly propagate to wxEventLoop.
2882 bool SafelyProcessEvent(wxEvent& event);
2883 // NOTE: uses ProcessEvent()
2884
2885 // Schedule the given event to be processed later. It takes ownership of
2886 // the event pointer, i.e. it will be deleted later. This is safe to call
2887 // from multiple threads although you still need to ensure that wxString
2888 // fields of the event object are deep copies and not use the same string
2889 // buffer as other wxString objects in this thread.
2890 virtual void QueueEvent(wxEvent *event);
2891
2892 // Add an event to be processed later: notice that this function is not
2893 // safe to call from threads other than main, use QueueEvent()
2894 virtual void AddPendingEvent(const wxEvent& event)
2895 {
2896 // notice that the thread-safety problem comes from the fact that
2897 // Clone() doesn't make deep copies of wxString fields of wxEvent
2898 // object and so the same wxString could be used from both threads when
2899 // the event object is destroyed in this one -- QueueEvent() avoids
2900 // this problem as the event pointer is not used any more in this
2901 // thread at all after it is called.
2902 QueueEvent(event.Clone());
2903 }
2904
2905 void ProcessPendingEvents();
2906 // NOTE: uses ProcessEvent()
2907
2908 #if wxUSE_THREADS
2909 bool ProcessThreadEvent(const wxEvent& event);
2910 // NOTE: uses AddPendingEvent()
2911 #endif
2912
2913
2914 // Connecting and disconnecting
2915 // ----------------------------
2916
2917 // These functions are used for old, untyped, event handlers and don't
2918 // check that the type of the function passed to them actually matches the
2919 // type of the event. They also only allow connecting events to methods of
2920 // wxEvtHandler-derived classes.
2921 //
2922 // The template Connect() methods below are safer and allow connecting
2923 // events to arbitrary functions or functors -- but require compiler
2924 // support for templates.
2925
2926 // Dynamic association of a member function handler with the event handler,
2927 // winid and event type
2928 void Connect(int winid,
2929 int lastId,
2930 wxEventType eventType,
2931 wxObjectEventFunction func,
2932 wxObject *userData = NULL,
2933 wxEvtHandler *eventSink = NULL)
2934 {
2935 DoConnect(winid, lastId, eventType,
2936 wxNewEventFunctor(eventType, func, eventSink),
2937 userData);
2938 }
2939
2940 // Convenience function: take just one id
2941 void Connect(int winid,
2942 wxEventType eventType,
2943 wxObjectEventFunction func,
2944 wxObject *userData = NULL,
2945 wxEvtHandler *eventSink = NULL)
2946 { Connect(winid, wxID_ANY, eventType, func, userData, eventSink); }
2947
2948 // Even more convenient: without id (same as using id of wxID_ANY)
2949 void Connect(wxEventType eventType,
2950 wxObjectEventFunction func,
2951 wxObject *userData = NULL,
2952 wxEvtHandler *eventSink = NULL)
2953 { Connect(wxID_ANY, wxID_ANY, eventType, func, userData, eventSink); }
2954
2955 bool Disconnect(int winid,
2956 int lastId,
2957 wxEventType eventType,
2958 wxObjectEventFunction func = NULL,
2959 wxObject *userData = NULL,
2960 wxEvtHandler *eventSink = NULL)
2961 {
2962 return DoDisconnect(winid, lastId, eventType,
2963 wxMakeEventFunctor(eventType, func, eventSink),
2964 userData );
2965 }
2966
2967 bool Disconnect(int winid = wxID_ANY,
2968 wxEventType eventType = wxEVT_NULL,
2969 wxObjectEventFunction func = NULL,
2970 wxObject *userData = NULL,
2971 wxEvtHandler *eventSink = NULL)
2972 { return Disconnect(winid, wxID_ANY, eventType, func, userData, eventSink); }
2973
2974 bool Disconnect(wxEventType eventType,
2975 wxObjectEventFunction func,
2976 wxObject *userData = NULL,
2977 wxEvtHandler *eventSink = NULL)
2978 { return Disconnect(wxID_ANY, eventType, func, userData, eventSink); }
2979
2980 #if !wxEVENTS_COMPATIBILITY_2_8
2981 // Event handling in functions (including generalized functors):
2982
2983 template <typename EventTag, typename Functor>
2984 void Connect(int winid,
2985 int lastId,
2986 const EventTag& eventType,
2987 Functor func)
2988 {
2989 DoConnect(winid, lastId, eventType,
2990 wxNewEventFunctor(eventType, func));
2991 }
2992
2993 template <typename EventTag, typename Functor>
2994 void Connect(int winid, const EventTag& eventType, Functor func)
2995 { Connect(winid, wxID_ANY, eventType, func); }
2996
2997 template <typename EventTag, typename Functor>
2998 void Connect(const EventTag& eventType, Functor func)
2999 { Connect(wxID_ANY, eventType, func); }
3000
3001
3002 template <typename EventTag, typename Functor>
3003 bool Disconnect(int winid,
3004 int lastId,
3005 const EventTag& eventType,
3006 Functor func)
3007 {
3008 return DoDisconnect(winid, lastId, eventType,
3009 wxMakeEventFunctor(eventType, func));
3010 }
3011
3012 template <typename EventTag, typename Functor>
3013 bool Disconnect(int winid, const EventTag& eventType, Functor func)
3014 { return Disconnect(winid, wxID_ANY, eventType, func); }
3015
3016 template <typename EventTag, typename Functor>
3017 bool Disconnect(const EventTag& eventType, Functor func)
3018 { return Disconnect(wxID_ANY, eventType, func); }
3019
3020
3021
3022 // Event handling in class methods: the object handling the event (i.e.
3023 // this object itself by default or eventSink if specified) must be
3024 // convertible to this class.
3025 //
3026 // Notice that we need to have separate overloads for the versions with and
3027 // without eventSink because in the latter case we must check that this
3028 // object itself derives from Class while in the former this is not
3029 // necessarily true
3030
3031 // Methods connecting/disconnecting event to this object itself
3032
3033 template <typename EventTag, typename Class, typename EventArg>
3034 void Connect(int winid,
3035 int lastId,
3036 const EventTag& eventType,
3037 void (Class::*func)(EventArg&),
3038 wxObject *userData = NULL)
3039 {
3040 DoConnect(winid, lastId, eventType,
3041 wxNewEventFunctor(eventType, func, static_cast<Class *>(this)),
3042 userData);
3043 }
3044
3045 template <typename EventTag, typename Class, typename EventArg>
3046 void Connect(int winid,
3047 const EventTag& eventType,
3048 void (Class::*func)(EventArg&),
3049 wxObject *userData = NULL)
3050 { Connect(winid, wxID_ANY, eventType, func, userData); }
3051
3052 template <typename EventTag, typename Class, typename EventArg>
3053 void Connect(const EventTag& eventType,
3054 void (Class::*func)(EventArg&),
3055 wxObject *userData = NULL)
3056 { Connect(wxID_ANY, eventType, func, userData); }
3057
3058
3059 template <typename EventTag, typename Class, typename EventArg>
3060 bool Disconnect(int winid,
3061 int lastId,
3062 const EventTag& eventType,
3063 void (Class::*func)(EventArg&),
3064 wxObject *userData = NULL)
3065 {
3066 return DoDisconnect(winid, lastId, eventType,
3067 wxMakeEventFunctor(eventType, func,
3068 static_cast<Class *>(this)),
3069 userData);
3070 }
3071
3072 template <typename EventTag, typename Class, typename EventArg>
3073 bool Disconnect(int winid,
3074 const EventTag& eventType,
3075 void (Class::*func)(EventArg&),
3076 wxObject *userData = NULL)
3077 { return Disconnect(winid, wxID_ANY, eventType, func, userData); }
3078
3079 template <typename EventTag, typename Class, typename EventArg>
3080 bool Disconnect(const EventTag& eventType,
3081 void (Class::*func)(EventArg&),
3082 wxObject *userData = NULL)
3083 { return Disconnect(wxID_ANY, eventType, func, userData); }
3084
3085
3086 // Methods connecting/disconnecting event to another object
3087
3088 template
3089 <typename EventTag, typename Class, typename EventArg, typename ObjClass>
3090 void Connect(int winid,
3091 int lastId,
3092 const EventTag& eventType,
3093 void (Class::*func)(EventArg&),
3094 wxObject *userData,
3095 ObjClass *eventSink)
3096 {
3097 DoConnect(winid, lastId, eventType,
3098 wxNewEventFunctor(eventType, func, eventSink),
3099 userData);
3100 }
3101
3102 template
3103 <typename EventTag, typename Class, typename EventArg, typename ObjClass>
3104 void Connect(int winid,
3105 const EventTag& eventType,
3106 void (Class::*func)(EventArg&),
3107 wxObject *userData,
3108 ObjClass *eventSink)
3109 { Connect(winid, wxID_ANY, eventType, func, userData, eventSink); }
3110
3111 template
3112 <typename EventTag, typename Class, typename EventArg, typename ObjClass>
3113 void Connect(const EventTag& eventType,
3114 void (Class::*func)(EventArg&),
3115 wxObject *userData,
3116 ObjClass *eventSink)
3117 { Connect(wxID_ANY, eventType, func, userData, eventSink); }
3118
3119
3120 template
3121 <typename EventTag, typename Class, typename EventArg, typename ObjClass>
3122 bool Disconnect(int winid,
3123 int lastId,
3124 const EventTag& eventType,
3125 void (Class::*func)(EventArg&),
3126 wxObject *userData,
3127 ObjClass *eventSink)
3128 {
3129 return DoDisconnect(winid, lastId, eventType,
3130 wxMakeEventFunctor(eventType, func, eventSink),
3131 userData);
3132 }
3133
3134 template
3135 <typename EventTag, typename Class, typename EventArg, typename ObjClass>
3136 bool Disconnect(int winid,
3137 const EventTag& eventType,
3138 void (Class::*func)(EventArg&),
3139 wxObject *userData,
3140 ObjClass *eventSink)
3141 { return Disconnect(winid, wxID_ANY, eventType, func,
3142 userData, eventSink); }
3143
3144 template
3145 <typename EventTag, typename Class, typename EventArg, typename ObjClass>
3146 bool Disconnect(const EventTag& eventType,
3147 void (Class::*func)(EventArg&),
3148 wxObject *userData,
3149 ObjClass *eventSink)
3150 { return Disconnect(wxID_ANY, eventType, func, userData, eventSink); }
3151
3152
3153
3154 // Static version of Connect() which allows to specify the event source and
3155 // event handler in a more symmetric way
3156 template <typename ObjSource, typename EventTag,
3157 typename Class, typename EventArg, typename ObjClass>
3158 static void Connect(ObjSource *eventSrc,
3159 int winid,
3160 int lastId,
3161 const EventTag& eventType,
3162 void (Class::*func)(EventArg&),
3163 wxObject *userData = NULL,
3164 ObjClass *eventSink = NULL)
3165 {
3166 eventSrc->Connect(winid, lastId, eventType, func, userData, eventSink);
3167 }
3168
3169 template <typename ObjSource, typename EventTag,
3170 typename Class, typename EventArg, typename ObjClass>
3171 static void Connect(ObjSource *eventSrc,
3172 int winid,
3173 const EventTag& eventType,
3174 void (Class::*func)(EventArg&),
3175 wxObject *userData = NULL,
3176 ObjClass *eventSink = NULL)
3177 {
3178 Connect(eventSrc, winid, wxID_ANY, eventType, func, userData, eventSink);
3179 }
3180
3181 template <typename ObjSource, typename EventTag,
3182 typename Class, typename EventArg, typename ObjClass>
3183 static void Connect(ObjSource *eventSrc,
3184 const EventTag& eventType,
3185 void (Class::*func)(EventArg&),
3186 wxObject *userData = NULL,
3187 ObjClass *eventSink = NULL)
3188 {
3189 Connect(eventSrc, wxID_ANY, eventType, func, userData, eventSink);
3190 }
3191
3192
3193 template <typename ObjSource, typename EventTag,
3194 typename Class, typename EventArg, typename ObjClass>
3195 static bool Disconnect(ObjSource *eventSrc,
3196 int winid,
3197 int lastId,
3198 const EventTag& eventType,
3199 void (Class::*func)(EventArg&),
3200 wxObject *userData = NULL,
3201 ObjClass *eventSink = NULL)
3202 {
3203 return eventSrc->Disconnect(winid, lastId, eventType, func,
3204 userData, eventSink);
3205 }
3206
3207 template <typename ObjSource, typename EventTag,
3208 typename Class, typename EventArg, typename ObjClass>
3209 static bool Disconnect(ObjSource *eventSrc,
3210 int winid,
3211 const EventTag& eventType,
3212 void (Class::*func)(EventArg&),
3213 wxObject *userData = NULL,
3214 ObjClass *eventSink = NULL)
3215 {
3216 return Disconnect(eventSrc, winid, wxID_ANY, eventType, func,
3217 userData, eventSink);
3218 }
3219
3220 template <typename ObjSource, typename EventTag,
3221 typename Class, typename EventArg, typename ObjClass>
3222 static bool Disconnect(ObjSource *eventSrc,
3223 const EventTag& eventType,
3224 void (Class::*func)(EventArg&),
3225 wxObject *userData = NULL,
3226 ObjClass *eventSink = NULL)
3227 {
3228 return Disconnect(eventSrc, wxID_ANY, eventType, func,
3229 userData, eventSink);
3230 }
3231 #endif // !wxEVENTS_COMPATIBILITY_2_8
3232
3233
3234 wxList* GetDynamicEventTable() const { return m_dynamicEvents ; }
3235
3236 // User data can be associated with each wxEvtHandler
3237 void SetClientObject( wxClientData *data ) { DoSetClientObject(data); }
3238 wxClientData *GetClientObject() const { return DoGetClientObject(); }
3239
3240 void SetClientData( void *data ) { DoSetClientData(data); }
3241 void *GetClientData() const { return DoGetClientData(); }
3242
3243
3244 // implementation from now on
3245 // --------------------------
3246
3247 // check if the given event table entry matches this event by id (the check
3248 // for the event type should be done by caller) and call the handler if it
3249 // does
3250 //
3251 // return true if the event was processed, false otherwise (no match or the
3252 // handler decided to skip the event)
3253 static bool ProcessEventIfMatchesId(const wxEventTableEntryBase& tableEntry,
3254 wxEvtHandler *handler,
3255 wxEvent& event);
3256
3257 virtual bool SearchEventTable(wxEventTable& table, wxEvent& event);
3258 bool SearchDynamicEventTable( wxEvent& event );
3259
3260 // Avoid problems at exit by cleaning up static hash table gracefully
3261 void ClearEventHashTable() { GetEventHashTable().Clear(); }
3262 void OnSinkDestroyed( wxEvtHandler *sink );
3263
3264
3265 // The method tries to process the event in this event handler.
3266 //
3267 // It is meant to be called from ProcessEvent() only and is not virtual,
3268 // additional event handlers can be hooked into the normal event processing
3269 // logic using TryValidator() hook.
3270 bool ProcessEventHere(wxEvent& event);
3271
3272
3273 private:
3274 void DoConnect(int winid,
3275 int lastId,
3276 wxEventType eventType,
3277 wxEventFunctor *func,
3278 wxObject* userData = NULL);
3279
3280 bool DoDisconnect(int winid,
3281 int lastId,
3282 wxEventType eventType,
3283 const wxEventFunctor& func,
3284 wxObject *userData = NULL);
3285
3286 static const wxEventTableEntry sm_eventTableEntries[];
3287
3288 protected:
3289 // hooks for wxWindow used by ProcessEvent()
3290 // -----------------------------------------
3291
3292 // This one is called before trying our own event table to allow plugging
3293 // in the validators.
3294 //
3295 // NB: This method is intentionally *not* inside wxUSE_VALIDATORS!
3296 // It is part of wxBase which doesn't use validators and the code
3297 // is compiled out when building wxBase w/o GUI classes, which affects
3298 // binary compatibility and wxBase library can't be used by GUI
3299 // ports.
3300 virtual bool TryValidator(wxEvent& WXUNUSED(event)) { return false; }
3301
3302 // this one is called after failing to find the event handle in our own
3303 // table to give a chance to the other windows to process it
3304 //
3305 // base class implementation passes the event to wxTheApp
3306 virtual bool TryParent(wxEvent& event);
3307
3308
3309 static const wxEventTable sm_eventTable;
3310 virtual const wxEventTable *GetEventTable() const;
3311
3312 static wxEventHashTable sm_eventHashTable;
3313 virtual wxEventHashTable& GetEventHashTable() const;
3314
3315 wxEvtHandler* m_nextHandler;
3316 wxEvtHandler* m_previousHandler;
3317 wxList* m_dynamicEvents;
3318 wxList* m_pendingEvents;
3319
3320 #if wxUSE_THREADS
3321 // critical section protecting m_pendingEvents
3322 wxCriticalSection m_pendingEventsLock;
3323 #endif // wxUSE_THREADS
3324
3325 // Is event handler enabled?
3326 bool m_enabled;
3327
3328
3329 // The user data: either an object which will be deleted by the container
3330 // when it's deleted or some raw pointer which we do nothing with - only
3331 // one type of data can be used with the given window (i.e. you cannot set
3332 // the void data and then associate the container with wxClientData or vice
3333 // versa)
3334 union
3335 {
3336 wxClientData *m_clientObject;
3337 void *m_clientData;
3338 };
3339
3340 // what kind of data do we have?
3341 wxClientDataType m_clientDataType;
3342
3343 // client data accessors
3344 virtual void DoSetClientObject( wxClientData *data );
3345 virtual wxClientData *DoGetClientObject() const;
3346
3347 virtual void DoSetClientData( void *data );
3348 virtual void *DoGetClientData() const;
3349
3350 // Search tracker objects for event connection with this sink
3351 wxEventConnectionRef *FindRefInTrackerList(wxEvtHandler *eventSink);
3352
3353 private:
3354 DECLARE_DYNAMIC_CLASS_NO_COPY(wxEvtHandler)
3355 };
3356
3357 WX_DEFINE_EXPORTED_ARRAY_PTR(wxEvtHandler*, wxEvtHandlerArray);
3358
3359 // ----------------------------------------------------------------------------
3360 // wxEventConnectionRef represents all connections between two event handlers
3361 // and enables automatic disconnect when an event handler sink goes out of
3362 // scope. Each connection/disconnect increases/decreases ref count, and
3363 // when it reaches zero the node goes out of scope.
3364 // ----------------------------------------------------------------------------
3365
3366 class wxEventConnectionRef : public wxTrackerNode
3367 {
3368 public:
3369 wxEventConnectionRef() : m_src(NULL), m_sink(NULL), m_refCount(0) { }
3370 wxEventConnectionRef(wxEvtHandler *src, wxEvtHandler *sink)
3371 : m_src(src), m_sink(sink), m_refCount(1)
3372 {
3373 m_sink->AddNode(this);
3374 }
3375
3376 // The sink is being destroyed
3377 virtual void OnObjectDestroy( )
3378 {
3379 if ( m_src )
3380 m_src->OnSinkDestroyed( m_sink );
3381 delete this;
3382 }
3383
3384 virtual wxEventConnectionRef *ToEventConnection() { return this; }
3385
3386 void IncRef() { m_refCount++; }
3387 void DecRef()
3388 {
3389 if ( !--m_refCount )
3390 {
3391 // The sink holds the only external pointer to this object
3392 if ( m_sink )
3393 m_sink->RemoveNode(this);
3394 delete this;
3395 }
3396 }
3397
3398 private:
3399 wxEvtHandler *m_src,
3400 *m_sink;
3401 int m_refCount;
3402
3403 friend class wxEvtHandler;
3404
3405 DECLARE_NO_ASSIGN_CLASS(wxEventConnectionRef)
3406 };
3407
3408 // Post a message to the given event handler which will be processed during the
3409 // next event loop iteration.
3410 //
3411 // Notice that this one is not thread-safe, use wxQueueEvent()
3412 inline void wxPostEvent(wxEvtHandler *dest, const wxEvent& event)
3413 {
3414 wxCHECK_RET( dest, "need an object to post event to" );
3415
3416 dest->AddPendingEvent(event);
3417 }
3418
3419 // Wrapper around wxEvtHandler::QueueEvent(): adds an event for later
3420 // processing, unlike wxPostEvent it is safe to use from different thread even
3421 // for events with wxString members
3422 inline void wxQueueEvent(wxEvtHandler *dest, wxEvent *event)
3423 {
3424 wxCHECK_RET( dest, "need an object to queue event for" );
3425
3426 dest->QueueEvent(event);
3427 }
3428
3429 typedef void (wxEvtHandler::*wxEventFunction)(wxEvent&);
3430 typedef void (wxEvtHandler::*wxIdleEventFunction)(wxIdleEvent&);
3431
3432 #define wxEventHandler(func) \
3433 wxEVENT_HANDLER_CAST(wxEventFunction, func)
3434 #define wxIdleEventHandler(func) \
3435 wxEVENT_HANDLER_CAST(wxIdleEventFunction, func)
3436
3437 #if wxUSE_GUI
3438
3439 // ----------------------------------------------------------------------------
3440 // wxEventBlocker: helper class to temporarily disable event handling for a window
3441 // ----------------------------------------------------------------------------
3442
3443 class WXDLLIMPEXP_CORE wxEventBlocker : public wxEvtHandler
3444 {
3445 public:
3446 wxEventBlocker(wxWindow *win, wxEventType type = wxEVT_ANY);
3447 virtual ~wxEventBlocker();
3448
3449 void Block(wxEventType type)
3450 {
3451 m_eventsToBlock.push_back(type);
3452 }
3453
3454 virtual bool ProcessEvent(wxEvent& event);
3455
3456 protected:
3457 wxArrayInt m_eventsToBlock;
3458 wxWindow *m_window;
3459
3460 DECLARE_NO_COPY_CLASS(wxEventBlocker)
3461 };
3462
3463 typedef void (wxEvtHandler::*wxCommandEventFunction)(wxCommandEvent&);
3464 typedef void (wxEvtHandler::*wxThreadEventFunction)(wxThreadEvent&);
3465 typedef void (wxEvtHandler::*wxScrollEventFunction)(wxScrollEvent&);
3466 typedef void (wxEvtHandler::*wxScrollWinEventFunction)(wxScrollWinEvent&);
3467 typedef void (wxEvtHandler::*wxSizeEventFunction)(wxSizeEvent&);
3468 typedef void (wxEvtHandler::*wxMoveEventFunction)(wxMoveEvent&);
3469 typedef void (wxEvtHandler::*wxPaintEventFunction)(wxPaintEvent&);
3470 typedef void (wxEvtHandler::*wxNcPaintEventFunction)(wxNcPaintEvent&);
3471 typedef void (wxEvtHandler::*wxEraseEventFunction)(wxEraseEvent&);
3472 typedef void (wxEvtHandler::*wxMouseEventFunction)(wxMouseEvent&);
3473 typedef void (wxEvtHandler::*wxCharEventFunction)(wxKeyEvent&);
3474 typedef void (wxEvtHandler::*wxFocusEventFunction)(wxFocusEvent&);
3475 typedef void (wxEvtHandler::*wxChildFocusEventFunction)(wxChildFocusEvent&);
3476 typedef void (wxEvtHandler::*wxActivateEventFunction)(wxActivateEvent&);
3477 typedef void (wxEvtHandler::*wxMenuEventFunction)(wxMenuEvent&);
3478 typedef void (wxEvtHandler::*wxJoystickEventFunction)(wxJoystickEvent&);
3479 typedef void (wxEvtHandler::*wxDropFilesEventFunction)(wxDropFilesEvent&);
3480 typedef void (wxEvtHandler::*wxInitDialogEventFunction)(wxInitDialogEvent&);
3481 typedef void (wxEvtHandler::*wxSysColourChangedEventFunction)(wxSysColourChangedEvent&);
3482 typedef void (wxEvtHandler::*wxDisplayChangedEventFunction)(wxDisplayChangedEvent&);
3483 typedef void (wxEvtHandler::*wxUpdateUIEventFunction)(wxUpdateUIEvent&);
3484 typedef void (wxEvtHandler::*wxCloseEventFunction)(wxCloseEvent&);
3485 typedef void (wxEvtHandler::*wxShowEventFunction)(wxShowEvent&);
3486 typedef void (wxEvtHandler::*wxIconizeEventFunction)(wxIconizeEvent&);
3487 typedef void (wxEvtHandler::*wxMaximizeEventFunction)(wxMaximizeEvent&);
3488 typedef void (wxEvtHandler::*wxNavigationKeyEventFunction)(wxNavigationKeyEvent&);
3489 typedef void (wxEvtHandler::*wxPaletteChangedEventFunction)(wxPaletteChangedEvent&);
3490 typedef void (wxEvtHandler::*wxQueryNewPaletteEventFunction)(wxQueryNewPaletteEvent&);
3491 typedef void (wxEvtHandler::*wxWindowCreateEventFunction)(wxWindowCreateEvent&);
3492 typedef void (wxEvtHandler::*wxWindowDestroyEventFunction)(wxWindowDestroyEvent&);
3493 typedef void (wxEvtHandler::*wxSetCursorEventFunction)(wxSetCursorEvent&);
3494 typedef void (wxEvtHandler::*wxNotifyEventFunction)(wxNotifyEvent&);
3495 typedef void (wxEvtHandler::*wxHelpEventFunction)(wxHelpEvent&);
3496 typedef void (wxEvtHandler::*wxContextMenuEventFunction)(wxContextMenuEvent&);
3497 typedef void (wxEvtHandler::*wxMouseCaptureChangedEventFunction)(wxMouseCaptureChangedEvent&);
3498 typedef void (wxEvtHandler::*wxMouseCaptureLostEventFunction)(wxMouseCaptureLostEvent&);
3499 typedef void (wxEvtHandler::*wxClipboardTextEventFunction)(wxClipboardTextEvent&);
3500
3501
3502 #define wxCommandEventHandler(func) \
3503 wxEVENT_HANDLER_CAST(wxCommandEventFunction, func)
3504 #define wxThreadEventHandler(func) \
3505 wxEVENT_HANDLER_CAST(wxThreadEventFunction, func)
3506 #define wxScrollEventHandler(func) \
3507 wxEVENT_HANDLER_CAST(wxScrollEventFunction, func)
3508 #define wxScrollWinEventHandler(func) \
3509 wxEVENT_HANDLER_CAST(wxScrollWinEventFunction, func)
3510 #define wxSizeEventHandler(func) \
3511 wxEVENT_HANDLER_CAST(wxSizeEventFunction, func)
3512 #define wxMoveEventHandler(func) \
3513 wxEVENT_HANDLER_CAST(wxMoveEventFunction, func)
3514 #define wxPaintEventHandler(func) \
3515 wxEVENT_HANDLER_CAST(wxPaintEventFunction, func)
3516 #define wxNcPaintEventHandler(func) \
3517 wxEVENT_HANDLER_CAST(wxNcPaintEventFunction, func)
3518 #define wxEraseEventHandler(func) \
3519 wxEVENT_HANDLER_CAST(wxEraseEventFunction, func)
3520 #define wxMouseEventHandler(func) \
3521 wxEVENT_HANDLER_CAST(wxMouseEventFunction, func)
3522 #define wxCharEventHandler(func) \
3523 wxEVENT_HANDLER_CAST(wxCharEventFunction, func)
3524 #define wxKeyEventHandler(func) wxCharEventHandler(func)
3525 #define wxFocusEventHandler(func) \
3526 wxEVENT_HANDLER_CAST(wxFocusEventFunction, func)
3527 #define wxChildFocusEventHandler(func) \
3528 wxEVENT_HANDLER_CAST(wxChildFocusEventFunction, func)
3529 #define wxActivateEventHandler(func) \
3530 wxEVENT_HANDLER_CAST(wxActivateEventFunction, func)
3531 #define wxMenuEventHandler(func) \
3532 wxEVENT_HANDLER_CAST(wxMenuEventFunction, func)
3533 #define wxJoystickEventHandler(func) \
3534 wxEVENT_HANDLER_CAST(wxJoystickEventFunction, func)
3535 #define wxDropFilesEventHandler(func) \
3536 wxEVENT_HANDLER_CAST(wxDropFilesEventFunction, func)
3537 #define wxInitDialogEventHandler(func) \
3538 wxEVENT_HANDLER_CAST(wxInitDialogEventFunction, func)
3539 #define wxSysColourChangedEventHandler(func) \
3540 wxEVENT_HANDLER_CAST(wxSysColourChangedEventFunction, func)
3541 #define wxDisplayChangedEventHandler(func) \
3542 wxEVENT_HANDLER_CAST(wxDisplayChangedEventFunction, func)
3543 #define wxUpdateUIEventHandler(func) \
3544 wxEVENT_HANDLER_CAST(wxUpdateUIEventFunction, func)
3545 #define wxCloseEventHandler(func) \
3546 wxEVENT_HANDLER_CAST(wxCloseEventFunction, func)
3547 #define wxShowEventHandler(func) \
3548 wxEVENT_HANDLER_CAST(wxShowEventFunction, func)
3549 #define wxIconizeEventHandler(func) \
3550 wxEVENT_HANDLER_CAST(wxIconizeEventFunction, func)
3551 #define wxMaximizeEventHandler(func) \
3552 wxEVENT_HANDLER_CAST(wxMaximizeEventFunction, func)
3553 #define wxNavigationKeyEventHandler(func) \
3554 wxEVENT_HANDLER_CAST(wxNavigationKeyEventFunction, func)
3555 #define wxPaletteChangedEventHandler(func) \
3556 wxEVENT_HANDLER_CAST(wxPaletteChangedEventFunction, func)
3557 #define wxQueryNewPaletteEventHandler(func) \
3558 wxEVENT_HANDLER_CAST(wxQueryNewPaletteEventFunction, func)
3559 #define wxWindowCreateEventHandler(func) \
3560 wxEVENT_HANDLER_CAST(wxWindowCreateEventFunction, func)
3561 #define wxWindowDestroyEventHandler(func) \
3562 wxEVENT_HANDLER_CAST(wxWindowDestroyEventFunction, func)
3563 #define wxSetCursorEventHandler(func) \
3564 wxEVENT_HANDLER_CAST(wxSetCursorEventFunction, func)
3565 #define wxNotifyEventHandler(func) \
3566 wxEVENT_HANDLER_CAST(wxNotifyEventFunction, func)
3567 #define wxHelpEventHandler(func) \
3568 wxEVENT_HANDLER_CAST(wxHelpEventFunction, func)
3569 #define wxContextMenuEventHandler(func) \
3570 wxEVENT_HANDLER_CAST(wxContextMenuEventFunction, func)
3571 #define wxMouseCaptureChangedEventHandler(func) \
3572 wxEVENT_HANDLER_CAST(wxMouseCaptureChangedEventFunction, func)
3573 #define wxMouseCaptureLostEventHandler(func) \
3574 wxEVENT_HANDLER_CAST(wxMouseCaptureLostEventFunction, func)
3575 #define wxClipboardTextEventHandler(func) \
3576 wxEVENT_HANDLER_CAST(wxClipboardTextEventFunction, func)
3577
3578 #endif // wxUSE_GUI
3579
3580 // N.B. In GNU-WIN32, you *have* to take the address of a member function
3581 // (use &) or the compiler crashes...
3582
3583 #define DECLARE_EVENT_TABLE() \
3584 private: \
3585 static const wxEventTableEntry sm_eventTableEntries[]; \
3586 protected: \
3587 static const wxEventTable sm_eventTable; \
3588 virtual const wxEventTable* GetEventTable() const; \
3589 static wxEventHashTable sm_eventHashTable; \
3590 virtual wxEventHashTable& GetEventHashTable() const;
3591
3592 // N.B.: when building DLL with Borland C++ 5.5 compiler, you must initialize
3593 // sm_eventTable before using it in GetEventTable() or the compiler gives
3594 // E2233 (see http://groups.google.com/groups?selm=397dcc8a%241_2%40dnews)
3595
3596 #define BEGIN_EVENT_TABLE(theClass, baseClass) \
3597 const wxEventTable theClass::sm_eventTable = \
3598 { &baseClass::sm_eventTable, &theClass::sm_eventTableEntries[0] }; \
3599 const wxEventTable *theClass::GetEventTable() const \
3600 { return &theClass::sm_eventTable; } \
3601 wxEventHashTable theClass::sm_eventHashTable(theClass::sm_eventTable); \
3602 wxEventHashTable &theClass::GetEventHashTable() const \
3603 { return theClass::sm_eventHashTable; } \
3604 const wxEventTableEntry theClass::sm_eventTableEntries[] = { \
3605
3606 #define BEGIN_EVENT_TABLE_TEMPLATE1(theClass, baseClass, T1) \
3607 template<typename T1> \
3608 const wxEventTable theClass<T1>::sm_eventTable = \
3609 { &baseClass::sm_eventTable, &theClass<T1>::sm_eventTableEntries[0] }; \
3610 template<typename T1> \
3611 const wxEventTable *theClass<T1>::GetEventTable() const \
3612 { return &theClass<T1>::sm_eventTable; } \
3613 template<typename T1> \
3614 wxEventHashTable theClass<T1>::sm_eventHashTable(theClass<T1>::sm_eventTable); \
3615 template<typename T1> \
3616 wxEventHashTable &theClass<T1>::GetEventHashTable() const \
3617 { return theClass<T1>::sm_eventHashTable; } \
3618 template<typename T1> \
3619 const wxEventTableEntry theClass<T1>::sm_eventTableEntries[] = { \
3620
3621 #define BEGIN_EVENT_TABLE_TEMPLATE2(theClass, baseClass, T1, T2) \
3622 template<typename T1, typename T2> \
3623 const wxEventTable theClass<T1, T2>::sm_eventTable = \
3624 { &baseClass::sm_eventTable, &theClass<T1, T2>::sm_eventTableEntries[0] }; \
3625 template<typename T1, typename T2> \
3626 const wxEventTable *theClass<T1, T2>::GetEventTable() const \
3627 { return &theClass<T1, T2>::sm_eventTable; } \
3628 template<typename T1, typename T2> \
3629 wxEventHashTable theClass<T1, T2>::sm_eventHashTable(theClass<T1, T2>::sm_eventTable); \
3630 template<typename T1, typename T2> \
3631 wxEventHashTable &theClass<T1, T2>::GetEventHashTable() const \
3632 { return theClass<T1, T2>::sm_eventHashTable; } \
3633 template<typename T1, typename T2> \
3634 const wxEventTableEntry theClass<T1, T2>::sm_eventTableEntries[] = { \
3635
3636 #define BEGIN_EVENT_TABLE_TEMPLATE3(theClass, baseClass, T1, T2, T3) \
3637 template<typename T1, typename T2, typename T3> \
3638 const wxEventTable theClass<T1, T2, T3>::sm_eventTable = \
3639 { &baseClass::sm_eventTable, &theClass<T1, T2, T3>::sm_eventTableEntries[0] }; \
3640 template<typename T1, typename T2, typename T3> \
3641 const wxEventTable *theClass<T1, T2, T3>::GetEventTable() const \
3642 { return &theClass<T1, T2, T3>::sm_eventTable; } \
3643 template<typename T1, typename T2, typename T3> \
3644 wxEventHashTable theClass<T1, T2, T3>::sm_eventHashTable(theClass<T1, T2, T3>::sm_eventTable); \
3645 template<typename T1, typename T2, typename T3> \
3646 wxEventHashTable &theClass<T1, T2, T3>::GetEventHashTable() const \
3647 { return theClass<T1, T2, T3>::sm_eventHashTable; } \
3648 template<typename T1, typename T2, typename T3> \
3649 const wxEventTableEntry theClass<T1, T2, T3>::sm_eventTableEntries[] = { \
3650
3651 #define BEGIN_EVENT_TABLE_TEMPLATE4(theClass, baseClass, T1, T2, T3, T4) \
3652 template<typename T1, typename T2, typename T3, typename T4> \
3653 const wxEventTable theClass<T1, T2, T3, T4>::sm_eventTable = \
3654 { &baseClass::sm_eventTable, &theClass<T1, T2, T3, T4>::sm_eventTableEntries[0] }; \
3655 template<typename T1, typename T2, typename T3, typename T4> \
3656 const wxEventTable *theClass<T1, T2, T3, T4>::GetEventTable() const \
3657 { return &theClass<T1, T2, T3, T4>::sm_eventTable; } \
3658 template<typename T1, typename T2, typename T3, typename T4> \
3659 wxEventHashTable theClass<T1, T2, T3, T4>::sm_eventHashTable(theClass<T1, T2, T3, T4>::sm_eventTable); \
3660 template<typename T1, typename T2, typename T3, typename T4> \
3661 wxEventHashTable &theClass<T1, T2, T3, T4>::GetEventHashTable() const \
3662 { return theClass<T1, T2, T3, T4>::sm_eventHashTable; } \
3663 template<typename T1, typename T2, typename T3, typename T4> \
3664 const wxEventTableEntry theClass<T1, T2, T3, T4>::sm_eventTableEntries[] = { \
3665
3666 #define BEGIN_EVENT_TABLE_TEMPLATE5(theClass, baseClass, T1, T2, T3, T4, T5) \
3667 template<typename T1, typename T2, typename T3, typename T4, typename T5> \
3668 const wxEventTable theClass<T1, T2, T3, T4, T5>::sm_eventTable = \
3669 { &baseClass::sm_eventTable, &theClass<T1, T2, T3, T4, T5>::sm_eventTableEntries[0] }; \
3670 template<typename T1, typename T2, typename T3, typename T4, typename T5> \
3671 const wxEventTable *theClass<T1, T2, T3, T4, T5>::GetEventTable() const \
3672 { return &theClass<T1, T2, T3, T4, T5>::sm_eventTable; } \
3673 template<typename T1, typename T2, typename T3, typename T4, typename T5> \
3674 wxEventHashTable theClass<T1, T2, T3, T4, T5>::sm_eventHashTable(theClass<T1, T2, T3, T4, T5>::sm_eventTable); \
3675 template<typename T1, typename T2, typename T3, typename T4, typename T5> \
3676 wxEventHashTable &theClass<T1, T2, T3, T4, T5>::GetEventHashTable() const \
3677 { return theClass<T1, T2, T3, T4, T5>::sm_eventHashTable; } \
3678 template<typename T1, typename T2, typename T3, typename T4, typename T5> \
3679 const wxEventTableEntry theClass<T1, T2, T3, T4, T5>::sm_eventTableEntries[] = { \
3680
3681 #define BEGIN_EVENT_TABLE_TEMPLATE7(theClass, baseClass, T1, T2, T3, T4, T5, T6, T7) \
3682 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7> \
3683 const wxEventTable theClass<T1, T2, T3, T4, T5, T6, T7>::sm_eventTable = \
3684 { &baseClass::sm_eventTable, &theClass<T1, T2, T3, T4, T5, T6, T7>::sm_eventTableEntries[0] }; \
3685 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7> \
3686 const wxEventTable *theClass<T1, T2, T3, T4, T5, T6, T7>::GetEventTable() const \
3687 { return &theClass<T1, T2, T3, T4, T5, T6, T7>::sm_eventTable; } \
3688 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7> \
3689 wxEventHashTable theClass<T1, T2, T3, T4, T5, T6, T7>::sm_eventHashTable(theClass<T1, T2, T3, T4, T5, T6, T7>::sm_eventTable); \
3690 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7> \
3691 wxEventHashTable &theClass<T1, T2, T3, T4, T5, T6, T7>::GetEventHashTable() const \
3692 { return theClass<T1, T2, T3, T4, T5, T6, T7>::sm_eventHashTable; } \
3693 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7> \
3694 const wxEventTableEntry theClass<T1, T2, T3, T4, T5, T6, T7>::sm_eventTableEntries[] = { \
3695
3696 #define BEGIN_EVENT_TABLE_TEMPLATE8(theClass, baseClass, T1, T2, T3, T4, T5, T6, T7, T8) \
3697 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8> \
3698 const wxEventTable theClass<T1, T2, T3, T4, T5, T6, T7, T8>::sm_eventTable = \
3699 { &baseClass::sm_eventTable, &theClass<T1, T2, T3, T4, T5, T6, T7, T8>::sm_eventTableEntries[0] }; \
3700 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8> \
3701 const wxEventTable *theClass<T1, T2, T3, T4, T5, T6, T7, T8>::GetEventTable() const \
3702 { return &theClass<T1, T2, T3, T4, T5, T6, T7, T8>::sm_eventTable; } \
3703 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8> \
3704 wxEventHashTable theClass<T1, T2, T3, T4, T5, T6, T7, T8>::sm_eventHashTable(theClass<T1, T2, T3, T4, T5, T6, T7, T8>::sm_eventTable); \
3705 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8> \
3706 wxEventHashTable &theClass<T1, T2, T3, T4, T5, T6, T7, T8>::GetEventHashTable() const \
3707 { return theClass<T1, T2, T3, T4, T5, T6, T7, T8>::sm_eventHashTable; } \
3708 template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8> \
3709 const wxEventTableEntry theClass<T1, T2, T3, T4, T5, T6, T7, T8>::sm_eventTableEntries[] = { \
3710
3711 #define END_EVENT_TABLE() DECLARE_EVENT_TABLE_TERMINATOR() };
3712
3713 /*
3714 * Event table macros
3715 */
3716
3717 // helpers for writing shorter code below: declare an event macro taking 2, 1
3718 // or none ids (the missing ids default to wxID_ANY)
3719 //
3720 // macro arguments:
3721 // - evt one of wxEVT_XXX constants
3722 // - id1, id2 ids of the first/last id
3723 // - fn the function (should be cast to the right type)
3724 #define wx__DECLARE_EVT2(evt, id1, id2, fn) \
3725 DECLARE_EVENT_TABLE_ENTRY(evt, id1, id2, fn, NULL),
3726 #define wx__DECLARE_EVT1(evt, id, fn) \
3727 wx__DECLARE_EVT2(evt, id, wxID_ANY, fn)
3728 #define wx__DECLARE_EVT0(evt, fn) \
3729 wx__DECLARE_EVT1(evt, wxID_ANY, fn)
3730
3731
3732 // Generic events
3733 #define EVT_CUSTOM(event, winid, func) \
3734 wx__DECLARE_EVT1(event, winid, wxEventHandler(func))
3735 #define EVT_CUSTOM_RANGE(event, id1, id2, func) \
3736 wx__DECLARE_EVT2(event, id1, id2, wxEventHandler(func))
3737
3738 // EVT_COMMAND
3739 #define EVT_COMMAND(winid, event, func) \
3740 wx__DECLARE_EVT1(event, winid, wxCommandEventHandler(func))
3741
3742 #define EVT_COMMAND_RANGE(id1, id2, event, func) \
3743 wx__DECLARE_EVT2(event, id1, id2, wxCommandEventHandler(func))
3744
3745 #define EVT_NOTIFY(event, winid, func) \
3746 wx__DECLARE_EVT1(event, winid, wxNotifyEventHandler(func))
3747
3748 #define EVT_NOTIFY_RANGE(event, id1, id2, func) \
3749 wx__DECLARE_EVT2(event, id1, id2, wxNotifyEventHandler(func))
3750
3751 // Miscellaneous
3752 #define EVT_SIZE(func) wx__DECLARE_EVT0(wxEVT_SIZE, wxSizeEventHandler(func))
3753 #define EVT_SIZING(func) wx__DECLARE_EVT0(wxEVT_SIZING, wxSizeEventHandler(func))
3754 #define EVT_MOVE(func) wx__DECLARE_EVT0(wxEVT_MOVE, wxMoveEventHandler(func))
3755 #define EVT_MOVING(func) wx__DECLARE_EVT0(wxEVT_MOVING, wxMoveEventHandler(func))
3756 #define EVT_MOVE_START(func) wx__DECLARE_EVT0(wxEVT_MOVE_START, wxMoveEventHandler(func))
3757 #define EVT_MOVE_END(func) wx__DECLARE_EVT0(wxEVT_MOVE_END, wxMoveEventHandler(func))
3758 #define EVT_CLOSE(func) wx__DECLARE_EVT0(wxEVT_CLOSE_WINDOW, wxCloseEventHandler(func))
3759 #define EVT_END_SESSION(func) wx__DECLARE_EVT0(wxEVT_END_SESSION, wxCloseEventHandler(func))
3760 #define EVT_QUERY_END_SESSION(func) wx__DECLARE_EVT0(wxEVT_QUERY_END_SESSION, wxCloseEventHandler(func))
3761 #define EVT_PAINT(func) wx__DECLARE_EVT0(wxEVT_PAINT, wxPaintEventHandler(func))
3762 #define EVT_NC_PAINT(func) wx__DECLARE_EVT0(wxEVT_NC_PAINT, wxNcPaintEventHandler(func))
3763 #define EVT_ERASE_BACKGROUND(func) wx__DECLARE_EVT0(wxEVT_ERASE_BACKGROUND, wxEraseEventHandler(func))
3764 #define EVT_CHAR(func) wx__DECLARE_EVT0(wxEVT_CHAR, wxCharEventHandler(func))
3765 #define EVT_KEY_DOWN(func) wx__DECLARE_EVT0(wxEVT_KEY_DOWN, wxKeyEventHandler(func))
3766 #define EVT_KEY_UP(func) wx__DECLARE_EVT0(wxEVT_KEY_UP, wxKeyEventHandler(func))
3767 #if wxUSE_HOTKEY
3768 #define EVT_HOTKEY(winid, func) wx__DECLARE_EVT1(wxEVT_HOTKEY, winid, wxCharEventHandler(func))
3769 #endif
3770 #define EVT_CHAR_HOOK(func) wx__DECLARE_EVT0(wxEVT_CHAR_HOOK, wxCharEventHandler(func))
3771 #define EVT_MENU_OPEN(func) wx__DECLARE_EVT0(wxEVT_MENU_OPEN, wxMenuEventHandler(func))
3772 #define EVT_MENU_CLOSE(func) wx__DECLARE_EVT0(wxEVT_MENU_CLOSE, wxMenuEventHandler(func))
3773 #define EVT_MENU_HIGHLIGHT(winid, func) wx__DECLARE_EVT1(wxEVT_MENU_HIGHLIGHT, winid, wxMenuEventHandler(func))
3774 #define EVT_MENU_HIGHLIGHT_ALL(func) wx__DECLARE_EVT0(wxEVT_MENU_HIGHLIGHT, wxMenuEventHandler(func))
3775 #define EVT_SET_FOCUS(func) wx__DECLARE_EVT0(wxEVT_SET_FOCUS, wxFocusEventHandler(func))
3776 #define EVT_KILL_FOCUS(func) wx__DECLARE_EVT0(wxEVT_KILL_FOCUS, wxFocusEventHandler(func))
3777 #define EVT_CHILD_FOCUS(func) wx__DECLARE_EVT0(wxEVT_CHILD_FOCUS, wxChildFocusEventHandler(func))
3778 #define EVT_ACTIVATE(func) wx__DECLARE_EVT0(wxEVT_ACTIVATE, wxActivateEventHandler(func))
3779 #define EVT_ACTIVATE_APP(func) wx__DECLARE_EVT0(wxEVT_ACTIVATE_APP, wxActivateEventHandler(func))
3780 #define EVT_HIBERNATE(func) wx__DECLARE_EVT0(wxEVT_HIBERNATE, wxActivateEventHandler(func))
3781 #define EVT_END_SESSION(func) wx__DECLARE_EVT0(wxEVT_END_SESSION, wxCloseEventHandler(func))
3782 #define EVT_QUERY_END_SESSION(func) wx__DECLARE_EVT0(wxEVT_QUERY_END_SESSION, wxCloseEventHandler(func))
3783 #define EVT_DROP_FILES(func) wx__DECLARE_EVT0(wxEVT_DROP_FILES, wxDropFilesEventHandler(func))
3784 #define EVT_INIT_DIALOG(func) wx__DECLARE_EVT0(wxEVT_INIT_DIALOG, wxInitDialogEventHandler(func))
3785 #define EVT_SYS_COLOUR_CHANGED(func) wx__DECLARE_EVT0(wxEVT_SYS_COLOUR_CHANGED, wxSysColourChangedEventHandler(func))
3786 #define EVT_DISPLAY_CHANGED(func) wx__DECLARE_EVT0(wxEVT_DISPLAY_CHANGED, wxDisplayChangedEventHandler(func))
3787 #define EVT_SHOW(func) wx__DECLARE_EVT0(wxEVT_SHOW, wxShowEventHandler(func))
3788 #define EVT_MAXIMIZE(func) wx__DECLARE_EVT0(wxEVT_MAXIMIZE, wxMaximizeEventHandler(func))
3789 #define EVT_ICONIZE(func) wx__DECLARE_EVT0(wxEVT_ICONIZE, wxIconizeEventHandler(func))
3790 #define EVT_NAVIGATION_KEY(func) wx__DECLARE_EVT0(wxEVT_NAVIGATION_KEY, wxNavigationKeyEventHandler(func))
3791 #define EVT_PALETTE_CHANGED(func) wx__DECLARE_EVT0(wxEVT_PALETTE_CHANGED, wxPaletteChangedEventHandler(func))
3792 #define EVT_QUERY_NEW_PALETTE(func) wx__DECLARE_EVT0(wxEVT_QUERY_NEW_PALETTE, wxQueryNewPaletteEventHandler(func))
3793 #define EVT_WINDOW_CREATE(func) wx__DECLARE_EVT0(wxEVT_CREATE, wxWindowCreateEventHandler(func))
3794 #define EVT_WINDOW_DESTROY(func) wx__DECLARE_EVT0(wxEVT_DESTROY, wxWindowDestroyEventHandler(func))
3795 #define EVT_SET_CURSOR(func) wx__DECLARE_EVT0(wxEVT_SET_CURSOR, wxSetCursorEventHandler(func))
3796 #define EVT_MOUSE_CAPTURE_CHANGED(func) wx__DECLARE_EVT0(wxEVT_MOUSE_CAPTURE_CHANGED, wxMouseCaptureChangedEventHandler(func))
3797 #define EVT_MOUSE_CAPTURE_LOST(func) wx__DECLARE_EVT0(wxEVT_MOUSE_CAPTURE_LOST, wxMouseCaptureLostEventHandler(func))
3798
3799 // Mouse events
3800 #define EVT_LEFT_DOWN(func) wx__DECLARE_EVT0(wxEVT_LEFT_DOWN, wxMouseEventHandler(func))
3801 #define EVT_LEFT_UP(func) wx__DECLARE_EVT0(wxEVT_LEFT_UP, wxMouseEventHandler(func))
3802 #define EVT_MIDDLE_DOWN(func) wx__DECLARE_EVT0(wxEVT_MIDDLE_DOWN, wxMouseEventHandler(func))
3803 #define EVT_MIDDLE_UP(func) wx__DECLARE_EVT0(wxEVT_MIDDLE_UP, wxMouseEventHandler(func))
3804 #define EVT_RIGHT_DOWN(func) wx__DECLARE_EVT0(wxEVT_RIGHT_DOWN, wxMouseEventHandler(func))
3805 #define EVT_RIGHT_UP(func) wx__DECLARE_EVT0(wxEVT_RIGHT_UP, wxMouseEventHandler(func))
3806 #define EVT_MOTION(func) wx__DECLARE_EVT0(wxEVT_MOTION, wxMouseEventHandler(func))
3807 #define EVT_LEFT_DCLICK(func) wx__DECLARE_EVT0(wxEVT_LEFT_DCLICK, wxMouseEventHandler(func))
3808 #define EVT_MIDDLE_DCLICK(func) wx__DECLARE_EVT0(wxEVT_MIDDLE_DCLICK, wxMouseEventHandler(func))
3809 #define EVT_RIGHT_DCLICK(func) wx__DECLARE_EVT0(wxEVT_RIGHT_DCLICK, wxMouseEventHandler(func))
3810 #define EVT_LEAVE_WINDOW(func) wx__DECLARE_EVT0(wxEVT_LEAVE_WINDOW, wxMouseEventHandler(func))
3811 #define EVT_ENTER_WINDOW(func) wx__DECLARE_EVT0(wxEVT_ENTER_WINDOW, wxMouseEventHandler(func))
3812 #define EVT_MOUSEWHEEL(func) wx__DECLARE_EVT0(wxEVT_MOUSEWHEEL, wxMouseEventHandler(func))
3813 #define EVT_MOUSE_AUX1_DOWN(func) wx__DECLARE_EVT0(wxEVT_AUX1_DOWN, wxMouseEventHandler(func))
3814 #define EVT_MOUSE_AUX1_UP(func) wx__DECLARE_EVT0(wxEVT_AUX1_UP, wxMouseEventHandler(func))
3815 #define EVT_MOUSE_AUX1_DCLICK(func) wx__DECLARE_EVT0(wxEVT_AUX1_DCLICK, wxMouseEventHandler(func))
3816 #define EVT_MOUSE_AUX2_DOWN(func) wx__DECLARE_EVT0(wxEVT_AUX2_DOWN, wxMouseEventHandler(func))
3817 #define EVT_MOUSE_AUX2_UP(func) wx__DECLARE_EVT0(wxEVT_AUX2_UP, wxMouseEventHandler(func))
3818 #define EVT_MOUSE_AUX2_DCLICK(func) wx__DECLARE_EVT0(wxEVT_AUX2_DCLICK, wxMouseEventHandler(func))
3819
3820 // All mouse events
3821 #define EVT_MOUSE_EVENTS(func) \
3822 EVT_LEFT_DOWN(func) \
3823 EVT_LEFT_UP(func) \
3824 EVT_LEFT_DCLICK(func) \
3825 EVT_MIDDLE_DOWN(func) \
3826 EVT_MIDDLE_UP(func) \
3827 EVT_MIDDLE_DCLICK(func) \
3828 EVT_RIGHT_DOWN(func) \
3829 EVT_RIGHT_UP(func) \
3830 EVT_RIGHT_DCLICK(func) \
3831 EVT_MOUSE_AUX1_DOWN(func) \
3832 EVT_MOUSE_AUX1_UP(func) \
3833 EVT_MOUSE_AUX1_DCLICK(func) \
3834 EVT_MOUSE_AUX2_DOWN(func) \
3835 EVT_MOUSE_AUX2_UP(func) \
3836 EVT_MOUSE_AUX2_DCLICK(func) \
3837 EVT_MOTION(func) \
3838 EVT_LEAVE_WINDOW(func) \
3839 EVT_ENTER_WINDOW(func) \
3840 EVT_MOUSEWHEEL(func)
3841
3842 // Scrolling from wxWindow (sent to wxScrolledWindow)
3843 #define EVT_SCROLLWIN_TOP(func) wx__DECLARE_EVT0(wxEVT_SCROLLWIN_TOP, wxScrollWinEventHandler(func))
3844 #define EVT_SCROLLWIN_BOTTOM(func) wx__DECLARE_EVT0(wxEVT_SCROLLWIN_BOTTOM, wxScrollWinEventHandler(func))
3845 #define EVT_SCROLLWIN_LINEUP(func) wx__DECLARE_EVT0(wxEVT_SCROLLWIN_LINEUP, wxScrollWinEventHandler(func))
3846 #define EVT_SCROLLWIN_LINEDOWN(func) wx__DECLARE_EVT0(wxEVT_SCROLLWIN_LINEDOWN, wxScrollWinEventHandler(func))
3847 #define EVT_SCROLLWIN_PAGEUP(func) wx__DECLARE_EVT0(wxEVT_SCROLLWIN_PAGEUP, wxScrollWinEventHandler(func))
3848 #define EVT_SCROLLWIN_PAGEDOWN(func) wx__DECLARE_EVT0(wxEVT_SCROLLWIN_PAGEDOWN, wxScrollWinEventHandler(func))
3849 #define EVT_SCROLLWIN_THUMBTRACK(func) wx__DECLARE_EVT0(wxEVT_SCROLLWIN_THUMBTRACK, wxScrollWinEventHandler(func))
3850 #define EVT_SCROLLWIN_THUMBRELEASE(func) wx__DECLARE_EVT0(wxEVT_SCROLLWIN_THUMBRELEASE, wxScrollWinEventHandler(func))
3851
3852 #define EVT_SCROLLWIN(func) \
3853 EVT_SCROLLWIN_TOP(func) \
3854 EVT_SCROLLWIN_BOTTOM(func) \
3855 EVT_SCROLLWIN_LINEUP(func) \
3856 EVT_SCROLLWIN_LINEDOWN(func) \
3857 EVT_SCROLLWIN_PAGEUP(func) \
3858 EVT_SCROLLWIN_PAGEDOWN(func) \
3859 EVT_SCROLLWIN_THUMBTRACK(func) \
3860 EVT_SCROLLWIN_THUMBRELEASE(func)
3861
3862 // Scrolling from wxSlider and wxScrollBar
3863 #define EVT_SCROLL_TOP(func) wx__DECLARE_EVT0(wxEVT_SCROLL_TOP, wxScrollEventHandler(func))
3864 #define EVT_SCROLL_BOTTOM(func) wx__DECLARE_EVT0(wxEVT_SCROLL_BOTTOM, wxScrollEventHandler(func))
3865 #define EVT_SCROLL_LINEUP(func) wx__DECLARE_EVT0(wxEVT_SCROLL_LINEUP, wxScrollEventHandler(func))
3866 #define EVT_SCROLL_LINEDOWN(func) wx__DECLARE_EVT0(wxEVT_SCROLL_LINEDOWN, wxScrollEventHandler(func))
3867 #define EVT_SCROLL_PAGEUP(func) wx__DECLARE_EVT0(wxEVT_SCROLL_PAGEUP, wxScrollEventHandler(func))
3868 #define EVT_SCROLL_PAGEDOWN(func) wx__DECLARE_EVT0(wxEVT_SCROLL_PAGEDOWN, wxScrollEventHandler(func))
3869 #define EVT_SCROLL_THUMBTRACK(func) wx__DECLARE_EVT0(wxEVT_SCROLL_THUMBTRACK, wxScrollEventHandler(func))
3870 #define EVT_SCROLL_THUMBRELEASE(func) wx__DECLARE_EVT0(wxEVT_SCROLL_THUMBRELEASE, wxScrollEventHandler(func))
3871 #define EVT_SCROLL_CHANGED(func) wx__DECLARE_EVT0(wxEVT_SCROLL_CHANGED, wxScrollEventHandler(func))
3872
3873 #define EVT_SCROLL(func) \
3874 EVT_SCROLL_TOP(func) \
3875 EVT_SCROLL_BOTTOM(func) \
3876 EVT_SCROLL_LINEUP(func) \
3877 EVT_SCROLL_LINEDOWN(func) \
3878 EVT_SCROLL_PAGEUP(func) \
3879 EVT_SCROLL_PAGEDOWN(func) \
3880 EVT_SCROLL_THUMBTRACK(func) \
3881 EVT_SCROLL_THUMBRELEASE(func) \
3882 EVT_SCROLL_CHANGED(func)
3883
3884 // Scrolling from wxSlider and wxScrollBar, with an id
3885 #define EVT_COMMAND_SCROLL_TOP(winid, func) wx__DECLARE_EVT1(wxEVT_SCROLL_TOP, winid, wxScrollEventHandler(func))
3886 #define EVT_COMMAND_SCROLL_BOTTOM(winid, func) wx__DECLARE_EVT1(wxEVT_SCROLL_BOTTOM, winid, wxScrollEventHandler(func))
3887 #define EVT_COMMAND_SCROLL_LINEUP(winid, func) wx__DECLARE_EVT1(wxEVT_SCROLL_LINEUP, winid, wxScrollEventHandler(func))
3888 #define EVT_COMMAND_SCROLL_LINEDOWN(winid, func) wx__DECLARE_EVT1(wxEVT_SCROLL_LINEDOWN, winid, wxScrollEventHandler(func))
3889 #define EVT_COMMAND_SCROLL_PAGEUP(winid, func) wx__DECLARE_EVT1(wxEVT_SCROLL_PAGEUP, winid, wxScrollEventHandler(func))
3890 #define EVT_COMMAND_SCROLL_PAGEDOWN(winid, func) wx__DECLARE_EVT1(wxEVT_SCROLL_PAGEDOWN, winid, wxScrollEventHandler(func))
3891 #define EVT_COMMAND_SCROLL_THUMBTRACK(winid, func) wx__DECLARE_EVT1(wxEVT_SCROLL_THUMBTRACK, winid, wxScrollEventHandler(func))
3892 #define EVT_COMMAND_SCROLL_THUMBRELEASE(winid, func) wx__DECLARE_EVT1(wxEVT_SCROLL_THUMBRELEASE, winid, wxScrollEventHandler(func))
3893 #define EVT_COMMAND_SCROLL_CHANGED(winid, func) wx__DECLARE_EVT1(wxEVT_SCROLL_CHANGED, winid, wxScrollEventHandler(func))
3894
3895 #define EVT_COMMAND_SCROLL(winid, func) \
3896 EVT_COMMAND_SCROLL_TOP(winid, func) \
3897 EVT_COMMAND_SCROLL_BOTTOM(winid, func) \
3898 EVT_COMMAND_SCROLL_LINEUP(winid, func) \
3899 EVT_COMMAND_SCROLL_LINEDOWN(winid, func) \
3900 EVT_COMMAND_SCROLL_PAGEUP(winid, func) \
3901 EVT_COMMAND_SCROLL_PAGEDOWN(winid, func) \
3902 EVT_COMMAND_SCROLL_THUMBTRACK(winid, func) \
3903 EVT_COMMAND_SCROLL_THUMBRELEASE(winid, func) \
3904 EVT_COMMAND_SCROLL_CHANGED(winid, func)
3905
3906 #if WXWIN_COMPATIBILITY_2_6
3907 // compatibility macros for the old name, deprecated in 2.8
3908 #define wxEVT_SCROLL_ENDSCROLL wxEVT_SCROLL_CHANGED
3909 #define EVT_COMMAND_SCROLL_ENDSCROLL EVT_COMMAND_SCROLL_CHANGED
3910 #define EVT_SCROLL_ENDSCROLL EVT_SCROLL_CHANGED
3911 #endif // WXWIN_COMPATIBILITY_2_6
3912
3913 // Convenience macros for commonly-used commands
3914 #define EVT_CHECKBOX(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_CHECKBOX_CLICKED, winid, wxCommandEventHandler(func))
3915 #define EVT_CHOICE(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_CHOICE_SELECTED, winid, wxCommandEventHandler(func))
3916 #define EVT_LISTBOX(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_LISTBOX_SELECTED, winid, wxCommandEventHandler(func))
3917 #define EVT_LISTBOX_DCLICK(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, winid, wxCommandEventHandler(func))
3918 #define EVT_MENU(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_MENU_SELECTED, winid, wxCommandEventHandler(func))
3919 #define EVT_MENU_RANGE(id1, id2, func) wx__DECLARE_EVT2(wxEVT_COMMAND_MENU_SELECTED, id1, id2, wxCommandEventHandler(func))
3920 #if defined(__SMARTPHONE__)
3921 # define EVT_BUTTON(winid, func) EVT_MENU(winid, func)
3922 #else
3923 # define EVT_BUTTON(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_BUTTON_CLICKED, winid, wxCommandEventHandler(func))
3924 #endif
3925 #define EVT_SLIDER(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_SLIDER_UPDATED, winid, wxCommandEventHandler(func))
3926 #define EVT_RADIOBOX(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_RADIOBOX_SELECTED, winid, wxCommandEventHandler(func))
3927 #define EVT_RADIOBUTTON(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_RADIOBUTTON_SELECTED, winid, wxCommandEventHandler(func))
3928 // EVT_SCROLLBAR is now obsolete since we use EVT_COMMAND_SCROLL... events
3929 #define EVT_SCROLLBAR(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_SCROLLBAR_UPDATED, winid, wxCommandEventHandler(func))
3930 #define EVT_VLBOX(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_VLBOX_SELECTED, winid, wxCommandEventHandler(func))
3931 #define EVT_COMBOBOX(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_COMBOBOX_SELECTED, winid, wxCommandEventHandler(func))
3932 #define EVT_TOOL(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TOOL_CLICKED, winid, wxCommandEventHandler(func))
3933 #define EVT_TOOL_DROPDOWN(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TOOL_DROPDOWN_CLICKED, winid, wxCommandEventHandler(func))
3934 #define EVT_TOOL_RANGE(id1, id2, func) wx__DECLARE_EVT2(wxEVT_COMMAND_TOOL_CLICKED, id1, id2, wxCommandEventHandler(func))
3935 #define EVT_TOOL_RCLICKED(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TOOL_RCLICKED, winid, wxCommandEventHandler(func))
3936 #define EVT_TOOL_RCLICKED_RANGE(id1, id2, func) wx__DECLARE_EVT2(wxEVT_COMMAND_TOOL_RCLICKED, id1, id2, wxCommandEventHandler(func))
3937 #define EVT_TOOL_ENTER(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TOOL_ENTER, winid, wxCommandEventHandler(func))
3938 #define EVT_CHECKLISTBOX(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, winid, wxCommandEventHandler(func))
3939
3940 // Generic command events
3941 #define EVT_COMMAND_LEFT_CLICK(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_LEFT_CLICK, winid, wxCommandEventHandler(func))
3942 #define EVT_COMMAND_LEFT_DCLICK(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_LEFT_DCLICK, winid, wxCommandEventHandler(func))
3943 #define EVT_COMMAND_RIGHT_CLICK(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_RIGHT_CLICK, winid, wxCommandEventHandler(func))
3944 #define EVT_COMMAND_RIGHT_DCLICK(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_RIGHT_DCLICK, winid, wxCommandEventHandler(func))
3945 #define EVT_COMMAND_SET_FOCUS(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_SET_FOCUS, winid, wxCommandEventHandler(func))
3946 #define EVT_COMMAND_KILL_FOCUS(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_KILL_FOCUS, winid, wxCommandEventHandler(func))
3947 #define EVT_COMMAND_ENTER(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_ENTER, winid, wxCommandEventHandler(func))
3948
3949 // Joystick events
3950
3951 #define EVT_JOY_BUTTON_DOWN(func) wx__DECLARE_EVT0(wxEVT_JOY_BUTTON_DOWN, wxJoystickEventHandler(func))
3952 #define EVT_JOY_BUTTON_UP(func) wx__DECLARE_EVT0(wxEVT_JOY_BUTTON_UP, wxJoystickEventHandler(func))
3953 #define EVT_JOY_MOVE(func) wx__DECLARE_EVT0(wxEVT_JOY_MOVE, wxJoystickEventHandler(func))
3954 #define EVT_JOY_ZMOVE(func) wx__DECLARE_EVT0(wxEVT_JOY_ZMOVE, wxJoystickEventHandler(func))
3955
3956 // All joystick events
3957 #define EVT_JOYSTICK_EVENTS(func) \
3958 EVT_JOY_BUTTON_DOWN(func) \
3959 EVT_JOY_BUTTON_UP(func) \
3960 EVT_JOY_MOVE(func) \
3961 EVT_JOY_ZMOVE(func)
3962
3963 // Idle event
3964 #define EVT_IDLE(func) wx__DECLARE_EVT0(wxEVT_IDLE, wxIdleEventHandler(func))
3965
3966 // Update UI event
3967 #define EVT_UPDATE_UI(winid, func) wx__DECLARE_EVT1(wxEVT_UPDATE_UI, winid, wxUpdateUIEventHandler(func))
3968 #define EVT_UPDATE_UI_RANGE(id1, id2, func) wx__DECLARE_EVT2(wxEVT_UPDATE_UI, id1, id2, wxUpdateUIEventHandler(func))
3969
3970 // Help events
3971 #define EVT_HELP(winid, func) wx__DECLARE_EVT1(wxEVT_HELP, winid, wxHelpEventHandler(func))
3972 #define EVT_HELP_RANGE(id1, id2, func) wx__DECLARE_EVT2(wxEVT_HELP, id1, id2, wxHelpEventHandler(func))
3973 #define EVT_DETAILED_HELP(winid, func) wx__DECLARE_EVT1(wxEVT_DETAILED_HELP, winid, wxHelpEventHandler(func))
3974 #define EVT_DETAILED_HELP_RANGE(id1, id2, func) wx__DECLARE_EVT2(wxEVT_DETAILED_HELP, id1, id2, wxHelpEventHandler(func))
3975
3976 // Context Menu Events
3977 #define EVT_CONTEXT_MENU(func) wx__DECLARE_EVT0(wxEVT_CONTEXT_MENU, wxContextMenuEventHandler(func))
3978 #define EVT_COMMAND_CONTEXT_MENU(winid, func) wx__DECLARE_EVT1(wxEVT_CONTEXT_MENU, winid, wxContextMenuEventHandler(func))
3979
3980 // Clipboard text Events
3981 #define EVT_TEXT_CUT(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TEXT_CUT, winid, wxClipboardTextEventHandler(func))
3982 #define EVT_TEXT_COPY(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TEXT_COPY, winid, wxClipboardTextEventHandler(func))
3983 #define EVT_TEXT_PASTE(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TEXT_PASTE, winid, wxClipboardTextEventHandler(func))
3984
3985 // Thread events
3986 #define EVT_THREAD(id, func) wx__DECLARE_EVT1(wxEVT_COMMAND_THREAD, id, wxThreadEventHandler(func))
3987
3988 // ----------------------------------------------------------------------------
3989 // Global data
3990 // ----------------------------------------------------------------------------
3991
3992 // list containing event handlers with pending events for them
3993 //
3994 // notice that each event handler should occur at most once in this list
3995 extern WXDLLIMPEXP_BASE wxList *wxHandlersWithPendingEvents;
3996 extern WXDLLIMPEXP_BASE wxList *wxHandlersWithPendingDelayedEvents;
3997 #if wxUSE_THREADS
3998 // this critical section protectes both the lists above
3999 extern WXDLLIMPEXP_BASE wxCriticalSection *wxHandlersWithPendingEventsLocker;
4000 #endif
4001
4002 // old list names:
4003 #define wxPendingEvents wxHandlersWithPendingEvents
4004 #define wxPendingEventsLocker wxHandlersWithPendingEventsLocker
4005
4006 // ----------------------------------------------------------------------------
4007 // Helper functions
4008 // ----------------------------------------------------------------------------
4009
4010 #if wxUSE_GUI
4011
4012 // Find a window with the focus, that is also a descendant of the given window.
4013 // This is used to determine the window to initially send commands to.
4014 WXDLLIMPEXP_CORE wxWindow* wxFindFocusDescendant(wxWindow* ancestor);
4015
4016 #endif // wxUSE_GUI
4017
4018 #endif // _WX_EVENT_H_