+#define wxEVT_ANY ((wxEventType)-1)
+
+// this is used to make the event table entry type safe, so that for an event
+// handler only a function with proper parameter list can be given. See also
+// the wxEVENT_HANDLER_CAST-macro.
+#define wxStaticCastEvent(type, val) static_cast<type>(val)
+
+#define wxDECLARE_EVENT_TABLE_ENTRY(type, winid, idLast, fn, obj) \
+ wxEventTableEntry(type, winid, idLast, wxNewEventTableFunctor(type, fn), obj)
+
+#define wxDECLARE_EVENT_TABLE_TERMINATOR() \
+ wxEventTableEntry(wxEVT_NULL, 0, 0, 0, 0)
+
+// generate a new unique event type
+extern WXDLLIMPEXP_BASE wxEventType wxNewEventType();
+
+// define macros to create new event types:
+#ifdef wxHAS_EVENT_BIND
+ // events are represented by an instance of wxEventTypeTag and the
+ // corresponding type must be specified for type-safety checks
+
+ // define a new custom event type, can be used alone or after event
+ // declaration in the header using one of the macros below
+ #define wxDEFINE_EVENT( name, type ) \
+ const wxEventTypeTag< type > name( wxNewEventType() )
+
+ // the general version allowing exporting the event type from DLL, used by
+ // wxWidgets itself
+ #define wxDECLARE_EXPORTED_EVENT( expdecl, name, type ) \
+ extern const expdecl wxEventTypeTag< type > name
+
+ // this is the version which will normally be used in the user code
+ #define wxDECLARE_EVENT( name, type ) \
+ wxDECLARE_EXPORTED_EVENT( wxEMPTY_PARAMETER_VALUE, name, type )
+
+
+ // these macros are only used internally for backwards compatibility and
+ // allow to define an alias for an existing event type (this is used by
+ // wxEVT_SPIN_XXX)
+ #define wxDEFINE_EVENT_ALIAS( name, type, value ) \
+ const wxEventTypeTag< type > name( value )
+
+ #define wxDECLARE_EXPORTED_EVENT_ALIAS( expdecl, name, type ) \
+ extern const expdecl wxEventTypeTag< type > name
+#else // !wxHAS_EVENT_BIND
+ // the macros are the same ones as above but defined differently as we only
+ // use the integer event type values to identify events in this case
+
+ #define wxDEFINE_EVENT( name, type ) \
+ const wxEventType name( wxNewEventType() )
+
+ #define wxDECLARE_EXPORTED_EVENT( expdecl, name, type ) \
+ extern const expdecl wxEventType name
+ #define wxDECLARE_EVENT( name, type ) \
+ wxDECLARE_EXPORTED_EVENT( wxEMPTY_PARAMETER_VALUE, name, type )
+
+ #define wxDEFINE_EVENT_ALIAS( name, type, value ) \
+ const wxEventType name = value
+ #define wxDECLARE_EXPORTED_EVENT_ALIAS( expdecl, name, type ) \
+ extern const expdecl wxEventType name
+#endif // wxHAS_EVENT_BIND/!wxHAS_EVENT_BIND
+
+// Try to cast the given event handler to the correct handler type:
+
+#define wxEVENT_HANDLER_CAST( functype, func ) \
+ ( wxObjectEventFunction )( wxEventFunction )wxStaticCastEvent( functype, &func )
+
+
+#ifdef wxHAS_EVENT_BIND
+
+// The tag is a type associated to the event type (which is an integer itself,
+// in spite of its name) value. It exists in order to be used as a template
+// parameter and provide a mapping between the event type values and their
+// corresponding wxEvent-derived classes.
+template <typename T>
+class wxEventTypeTag
+{
+public:
+ // The class of wxEvent-derived class carried by the events of this type.
+ typedef T EventClass;
+
+ wxEventTypeTag(wxEventType type) { m_type = type; }
+
+ // Return a wxEventType reference for the initialization of the static
+ // event tables. See wxEventTableEntry::m_eventType for a more thorough
+ // explanation.
+ operator const wxEventType&() const { return m_type; }
+
+private:
+ wxEventType m_type;
+};
+
+#endif // wxHAS_EVENT_BIND
+
+// These are needed for the functor definitions
+typedef void (wxEvtHandler::*wxEventFunction)(wxEvent&);
+
+// We had some trouble (specifically with eVC for ARM WinCE build) with using
+// wxEventFunction in the past so we had introduced wxObjectEventFunction which
+// used to be a typedef for a member of wxObject and not wxEvtHandler to work
+// around this but as eVC is not really supported any longer we now only keep
+// this for backwards compatibility and, despite its name, this is a typedef
+// for wxEvtHandler member now -- but if we have the same problem with another
+// compiler we can restore its old definition for it.
+typedef wxEventFunction wxObjectEventFunction;
+
+// The event functor which is stored in the static and dynamic event tables:
+class WXDLLIMPEXP_BASE wxEventFunctor
+{
+public:
+ virtual ~wxEventFunctor();
+
+ // Invoke the actual event handler:
+ virtual void operator()(wxEvtHandler *, wxEvent&) = 0;
+
+ // this function tests whether this functor is matched, for the purpose of
+ // finding it in an event table in Unbind(), by the given functor:
+ virtual bool IsMatching(const wxEventFunctor& functor) const = 0;
+
+ // If the functor holds an wxEvtHandler, then get access to it and track
+ // its lifetime with wxEventConnectionRef:
+ virtual wxEvtHandler *GetEvtHandler() const
+ { return NULL; }
+
+ // This is only used to maintain backward compatibility in
+ // wxAppConsoleBase::CallEventHandler and ensures that an overwritten
+ // wxAppConsoleBase::HandleEvent is still called for functors which hold an
+ // wxEventFunction:
+ virtual wxEventFunction GetEvtMethod() const
+ { return NULL; }
+
+private:
+ WX_DECLARE_ABSTRACT_TYPEINFO(wxEventFunctor)
+};
+
+// A plain method functor for the untyped legacy event types:
+class WXDLLIMPEXP_BASE wxObjectEventFunctor : public wxEventFunctor
+{
+public:
+ wxObjectEventFunctor(wxObjectEventFunction method, wxEvtHandler *handler)
+ : m_handler( handler ), m_method( method )
+ { }
+
+ virtual void operator()(wxEvtHandler *handler, wxEvent& event);
+
+ virtual bool IsMatching(const wxEventFunctor& functor) const
+ {
+ if ( wxTypeId(functor) == wxTypeId(*this) )
+ {
+ const wxObjectEventFunctor &other =
+ static_cast< const wxObjectEventFunctor & >( functor );
+
+ // FIXME-VC6: amazing but true: replacing "method == NULL" here
+ // with "!method" makes VC6 crash with an ICE in DLL build (only!)
+
+ return ( m_method == other.m_method || other.m_method == NULL ) &&
+ ( m_handler == other.m_handler || other.m_handler == NULL );
+ }
+ else
+ return false;
+ }
+
+ virtual wxEvtHandler *GetEvtHandler() const
+ { return m_handler; }
+
+ virtual wxEventFunction GetEvtMethod() const
+ { return m_method; }
+
+private:
+ wxEvtHandler *m_handler;
+ wxEventFunction m_method;
+
+ // Provide a dummy default ctor for type info purposes
+ wxObjectEventFunctor() { }
+
+ WX_DECLARE_TYPEINFO_INLINE(wxObjectEventFunctor)
+};
+
+// Create a functor for the legacy events: used by Connect()
+inline wxObjectEventFunctor *
+wxNewEventFunctor(const wxEventType& WXUNUSED(evtType),
+ wxObjectEventFunction method,
+ wxEvtHandler *handler)
+{
+ return new wxObjectEventFunctor(method, handler);
+}
+
+// This version is used by wxDECLARE_EVENT_TABLE_ENTRY()
+inline wxObjectEventFunctor *
+wxNewEventTableFunctor(const wxEventType& WXUNUSED(evtType),
+ wxObjectEventFunction method)
+{
+ return new wxObjectEventFunctor(method, NULL);
+}
+
+inline wxObjectEventFunctor
+wxMakeEventFunctor(const wxEventType& WXUNUSED(evtType),
+ wxObjectEventFunction method,
+ wxEvtHandler *handler)
+{
+ return wxObjectEventFunctor(method, handler);
+}
+
+#ifdef wxHAS_EVENT_BIND
+
+namespace wxPrivate
+{
+
+// helper template defining nested "type" typedef as the event class
+// corresponding to the given event type
+template <typename T> struct EventClassOf;
+
+// the typed events provide the information about the class of the events they
+// carry themselves:
+template <typename T>
+struct EventClassOf< wxEventTypeTag<T> >
+{
+ typedef typename wxEventTypeTag<T>::EventClass type;
+};
+
+// for the old untyped events we don't have information about the exact event
+// class carried by them
+template <>
+struct EventClassOf<wxEventType>
+{
+ typedef wxEvent type;
+};
+
+
+// helper class defining operations different for method functors using an
+// object of wxEvtHandler-derived class as handler and the others
+template <typename T, typename A, bool> struct HandlerImpl;
+
+// specialization for handlers deriving from wxEvtHandler
+template <typename T, typename A>
+struct HandlerImpl<T, A, true>
+{
+ static bool IsEvtHandler()
+ { return true; }
+ static T *ConvertFromEvtHandler(wxEvtHandler *p)
+ { return static_cast<T *>(p); }
+ static wxEvtHandler *ConvertToEvtHandler(T *p)
+ { return p; }
+ static wxEventFunction ConvertToEvtMethod(void (T::*f)(A&))
+ { return static_cast<wxEventFunction>(
+ reinterpret_cast<void (T::*)(wxEvent&)>(f)); }
+};
+
+// specialization for handlers not deriving from wxEvtHandler
+template <typename T, typename A>
+struct HandlerImpl<T, A, false>
+{
+ static bool IsEvtHandler()
+ { return false; }
+ static T *ConvertFromEvtHandler(wxEvtHandler *)
+ { return NULL; }
+ static wxEvtHandler *ConvertToEvtHandler(T *)
+ { return NULL; }
+ static wxEventFunction ConvertToEvtMethod(void (T::*)(A&))
+ { return NULL; }
+};
+
+} // namespace wxPrivate
+
+// functor forwarding the event to a method of the given object
+//
+// notice that the object class may be different from the class in which the
+// method is defined but it must be convertible to this class
+//
+// also, the type of the handler parameter doesn't need to be exactly the same
+// as EventTag::EventClass but it must be its base class -- this is explicitly
+// allowed to handle different events in the same handler taking wxEvent&, for
+// example
+template
+ <typename EventTag, typename Class, typename EventArg, typename EventHandler>
+class wxEventFunctorMethod
+ : public wxEventFunctor,
+ private wxPrivate::HandlerImpl
+ <
+ Class,
+ EventArg,
+ wxConvertibleTo<Class, wxEvtHandler>::value != 0
+ >
+{
+private:
+ static void CheckHandlerArgument(EventArg *) { }
+
+public:
+ // the event class associated with the given event tag
+ typedef typename wxPrivate::EventClassOf<EventTag>::type EventClass;
+
+
+ wxEventFunctorMethod(void (Class::*method)(EventArg&), EventHandler *handler)
+ : m_handler( handler ), m_method( method )
+ {
+ wxASSERT_MSG( handler || this->IsEvtHandler(),
+ "handlers defined in non-wxEvtHandler-derived classes "
+ "must be connected with a valid sink object" );
+
+ // if you get an error here it means that the signature of the handler
+ // you're trying to use is not compatible with (i.e. is not the same as
+ // or a base class of) the real event class used for this event type
+ CheckHandlerArgument(static_cast<EventClass *>(NULL));
+ }
+
+ virtual void operator()(wxEvtHandler *handler, wxEvent& event)
+ {
+ Class * realHandler = m_handler;
+ if ( !realHandler )
+ {
+ realHandler = this->ConvertFromEvtHandler(handler);
+
+ // this is not supposed to happen but check for it nevertheless
+ wxCHECK_RET( realHandler, "invalid event handler" );
+ }
+
+ // the real (run-time) type of event is EventClass and we checked in
+ // the ctor that EventClass can be converted to EventArg, so this cast
+ // is always valid
+ (realHandler->*m_method)(static_cast<EventArg&>(event));
+ }
+
+ virtual bool IsMatching(const wxEventFunctor& functor) const
+ {
+ if ( wxTypeId(functor) != wxTypeId(*this) )
+ return false;
+
+ typedef wxEventFunctorMethod<EventTag, Class, EventArg, EventHandler>
+ ThisFunctor;
+
+ // the cast is valid because wxTypeId()s matched above
+ const ThisFunctor& other = static_cast<const ThisFunctor &>(functor);
+
+ return (m_method == other.m_method || other.m_method == NULL) &&
+ (m_handler == other.m_handler || other.m_handler == NULL);
+ }
+
+ virtual wxEvtHandler *GetEvtHandler() const
+ { return this->ConvertToEvtHandler(m_handler); }
+
+ virtual wxEventFunction GetEvtMethod() const
+ { return this->ConvertToEvtMethod(m_method); }
+
+private:
+ EventHandler *m_handler;
+ void (Class::*m_method)(EventArg&);
+
+ // Provide a dummy default ctor for type info purposes
+ wxEventFunctorMethod() { }
+
+ typedef wxEventFunctorMethod<EventTag, Class,
+ EventArg, EventHandler> thisClass;
+ WX_DECLARE_TYPEINFO_INLINE(thisClass)
+};
+
+
+// functor forwarding the event to function (function, static method)
+template <typename EventTag, typename EventArg>
+class wxEventFunctorFunction : public wxEventFunctor
+{
+private:
+ static void CheckHandlerArgument(EventArg *) { }
+
+public:
+ // the event class associated with the given event tag
+ typedef typename wxPrivate::EventClassOf<EventTag>::type EventClass;
+
+ wxEventFunctorFunction( void ( *handler )( EventArg & ))
+ : m_handler( handler )
+ {
+ // if you get an error here it means that the signature of the handler
+ // you're trying to use is not compatible with (i.e. is not the same as
+ // or a base class of) the real event class used for this event type
+ CheckHandlerArgument(static_cast<EventClass *>(NULL));
+ }
+
+ virtual void operator()(wxEvtHandler *WXUNUSED(handler), wxEvent& event)
+ {
+ // If you get an error here like "must use .* or ->* to call
+ // pointer-to-member function" then you probably tried to call
+ // Bind/Unbind with a method pointer but without a handler pointer or
+ // NULL as a handler e.g.:
+ // Unbind( wxEVT_XXX, &EventHandler::method );
+ // or
+ // Unbind( wxEVT_XXX, &EventHandler::method, NULL )
+ m_handler(static_cast<EventArg&>(event));
+ }
+
+ virtual bool IsMatching(const wxEventFunctor &functor) const
+ {
+ if ( wxTypeId(functor) != wxTypeId(*this) )
+ return false;
+
+ typedef wxEventFunctorFunction<EventTag, EventArg> ThisFunctor;
+
+ const ThisFunctor& other = static_cast<const ThisFunctor&>( functor );
+
+ return m_handler == other.m_handler;
+ }
+
+private:
+ void (*m_handler)(EventArg&);
+
+ // Provide a dummy default ctor for type info purposes
+ wxEventFunctorFunction() { }
+
+ typedef wxEventFunctorFunction<EventTag, EventArg> thisClass;
+ WX_DECLARE_TYPEINFO_INLINE(thisClass)
+};
+
+
+template <typename EventTag, typename Functor>
+class wxEventFunctorFunctor : public wxEventFunctor
+{
+public:
+ typedef typename EventTag::EventClass EventArg;
+
+ wxEventFunctorFunctor(const Functor& handler)
+ : m_handler(handler), m_handlerAddr(&handler)
+ { }
+
+ virtual void operator()(wxEvtHandler *WXUNUSED(handler), wxEvent& event)
+ {
+ // If you get an error here like "must use '.*' or '->*' to call
+ // pointer-to-member function" then you probably tried to call
+ // Bind/Unbind with a method pointer but without a handler pointer or
+ // NULL as a handler e.g.:
+ // Unbind( wxEVT_XXX, &EventHandler::method );
+ // or
+ // Unbind( wxEVT_XXX, &EventHandler::method, NULL )
+ m_handler(static_cast<EventArg&>(event));
+ }
+
+ virtual bool IsMatching(const wxEventFunctor &functor) const
+ {
+ if ( wxTypeId(functor) != wxTypeId(*this) )
+ return false;
+
+ typedef wxEventFunctorFunctor<EventTag, Functor> FunctorThis;
+
+ const FunctorThis& other = static_cast<const FunctorThis&>(functor);
+
+ // The only reliable/portable way to compare two functors is by
+ // identity:
+ return m_handlerAddr == other.m_handlerAddr;
+ }
+
+private:
+ // Store a copy of the functor to prevent using/calling an already
+ // destroyed instance:
+ Functor m_handler;
+
+ // Use the address of the original functor for comparison in IsMatching:
+ const void *m_handlerAddr;
+
+ // Provide a dummy default ctor for type info purposes
+ wxEventFunctorFunctor() { }
+
+ typedef wxEventFunctorFunctor<EventTag, Functor> thisClass;
+ WX_DECLARE_TYPEINFO_INLINE(thisClass)
+};
+
+// Create functors for the templatized events, either allocated on the heap for
+// wxNewXXX() variants (this is needed in wxEvtHandler::Bind<>() to store them
+// in dynamic event table) or just by returning them as temporary objects (this
+// is enough for Unbind<>() and we avoid unnecessary heap allocation like this).
+
+
+// Create functors wrapping functions:
+template <typename EventTag, typename EventArg>
+inline wxEventFunctorFunction<EventTag, EventArg> *
+wxNewEventFunctor(const EventTag&, void (*func)(EventArg &))
+{
+ return new wxEventFunctorFunction<EventTag, EventArg>(func);
+}
+
+template <typename EventTag, typename EventArg>
+inline wxEventFunctorFunction<EventTag, EventArg>
+wxMakeEventFunctor(const EventTag&, void (*func)(EventArg &))
+{
+ return wxEventFunctorFunction<EventTag, EventArg>(func);
+}
+
+// Create functors wrapping other functors:
+template <typename EventTag, typename Functor>
+inline wxEventFunctorFunctor<EventTag, Functor> *
+wxNewEventFunctor(const EventTag&, const Functor &func)
+{
+ return new wxEventFunctorFunctor<EventTag, Functor>(func);
+}
+
+template <typename EventTag, typename Functor>
+inline wxEventFunctorFunctor<EventTag, Functor>
+wxMakeEventFunctor(const EventTag&, const Functor &func)
+{
+ return wxEventFunctorFunctor<EventTag, Functor>(func);
+}
+
+// Create functors wrapping methods:
+template
+ <typename EventTag, typename Class, typename EventArg, typename EventHandler>
+inline wxEventFunctorMethod<EventTag, Class, EventArg, EventHandler> *
+wxNewEventFunctor(const EventTag&,
+ void (Class::*method)(EventArg&),
+ EventHandler *handler)
+{
+ return new wxEventFunctorMethod<EventTag, Class, EventArg, EventHandler>(
+ method, handler);
+}
+
+template
+ <typename EventTag, typename Class, typename EventArg, typename EventHandler>
+inline wxEventFunctorMethod<EventTag, Class, EventArg, EventHandler>
+wxMakeEventFunctor(const EventTag&,
+ void (Class::*method)(EventArg&),
+ EventHandler *handler)
+{
+ return wxEventFunctorMethod<EventTag, Class, EventArg, EventHandler>(
+ method, handler);
+}
+
+// Create an event functor for the event table via wxDECLARE_EVENT_TABLE_ENTRY:
+// in this case we don't have the handler (as it's always the same as the
+// object which generated the event) so we must use Class as its type
+template <typename EventTag, typename Class, typename EventArg>
+inline wxEventFunctorMethod<EventTag, Class, EventArg, Class> *
+wxNewEventTableFunctor(const EventTag&, void (Class::*method)(EventArg&))
+{
+ return new wxEventFunctorMethod<EventTag, Class, EventArg, Class>(
+ method, NULL);
+}
+
+#endif // wxHAS_EVENT_BIND
+
+
+// many, but not all, standard event types
+
+ // some generic events
+extern WXDLLIMPEXP_BASE const wxEventType wxEVT_NULL;
+extern WXDLLIMPEXP_BASE const wxEventType wxEVT_FIRST;
+extern WXDLLIMPEXP_BASE const wxEventType wxEVT_USER_FIRST;
+
+ // Need events declared to do this
+class WXDLLIMPEXP_FWD_BASE wxIdleEvent;
+class WXDLLIMPEXP_FWD_BASE wxThreadEvent;
+class WXDLLIMPEXP_FWD_CORE wxCommandEvent;
+class WXDLLIMPEXP_FWD_CORE wxMouseEvent;
+class WXDLLIMPEXP_FWD_CORE wxFocusEvent;
+class WXDLLIMPEXP_FWD_CORE wxChildFocusEvent;
+class WXDLLIMPEXP_FWD_CORE wxKeyEvent;
+class WXDLLIMPEXP_FWD_CORE wxNavigationKeyEvent;
+class WXDLLIMPEXP_FWD_CORE wxSetCursorEvent;
+class WXDLLIMPEXP_FWD_CORE wxScrollEvent;
+class WXDLLIMPEXP_FWD_CORE wxSpinEvent;
+class WXDLLIMPEXP_FWD_CORE wxScrollWinEvent;
+class WXDLLIMPEXP_FWD_CORE wxSizeEvent;
+class WXDLLIMPEXP_FWD_CORE wxMoveEvent;
+class WXDLLIMPEXP_FWD_CORE wxCloseEvent;
+class WXDLLIMPEXP_FWD_CORE wxActivateEvent;
+class WXDLLIMPEXP_FWD_CORE wxWindowCreateEvent;
+class WXDLLIMPEXP_FWD_CORE wxWindowDestroyEvent;
+class WXDLLIMPEXP_FWD_CORE wxShowEvent;
+class WXDLLIMPEXP_FWD_CORE wxIconizeEvent;
+class WXDLLIMPEXP_FWD_CORE wxMaximizeEvent;
+class WXDLLIMPEXP_FWD_CORE wxMouseCaptureChangedEvent;
+class WXDLLIMPEXP_FWD_CORE wxMouseCaptureLostEvent;
+class WXDLLIMPEXP_FWD_CORE wxPaintEvent;
+class WXDLLIMPEXP_FWD_CORE wxEraseEvent;
+class WXDLLIMPEXP_FWD_CORE wxNcPaintEvent;
+class WXDLLIMPEXP_FWD_CORE wxMenuEvent;
+class WXDLLIMPEXP_FWD_CORE wxContextMenuEvent;
+class WXDLLIMPEXP_FWD_CORE wxSysColourChangedEvent;
+class WXDLLIMPEXP_FWD_CORE wxDisplayChangedEvent;
+class WXDLLIMPEXP_FWD_CORE wxQueryNewPaletteEvent;
+class WXDLLIMPEXP_FWD_CORE wxPaletteChangedEvent;
+class WXDLLIMPEXP_FWD_CORE wxJoystickEvent;
+class WXDLLIMPEXP_FWD_CORE wxDropFilesEvent;
+class WXDLLIMPEXP_FWD_CORE wxInitDialogEvent;
+class WXDLLIMPEXP_FWD_CORE wxUpdateUIEvent;
+class WXDLLIMPEXP_FWD_CORE wxClipboardTextEvent;
+class WXDLLIMPEXP_FWD_CORE wxHelpEvent;
+
+
+ // Command events
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_CHECKBOX_CLICKED, wxCommandEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_CHOICE_SELECTED, wxCommandEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_LISTBOX_SELECTED, wxCommandEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, wxCommandEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, wxCommandEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_MENU_SELECTED, wxCommandEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_SLIDER_UPDATED, wxCommandEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_RADIOBOX_SELECTED, wxCommandEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_RADIOBUTTON_SELECTED, wxCommandEvent);
+
+// wxEVT_COMMAND_SCROLLBAR_UPDATED is deprecated, use wxEVT_SCROLL... events
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_SCROLLBAR_UPDATED, wxCommandEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_VLBOX_SELECTED, wxCommandEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_COMBOBOX_SELECTED, wxCommandEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TOOL_RCLICKED, wxCommandEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TOOL_DROPDOWN_CLICKED, wxCommandEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TOOL_ENTER, wxCommandEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_COMBOBOX_DROPDOWN, wxCommandEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_COMBOBOX_CLOSEUP, wxCommandEvent);
+
+ // Thread events
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_BASE, wxEVT_THREAD, wxThreadEvent);
+
+ // Mouse event types
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_LEFT_DOWN, wxMouseEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_LEFT_UP, wxMouseEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MIDDLE_DOWN, wxMouseEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MIDDLE_UP, wxMouseEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_RIGHT_DOWN, wxMouseEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_RIGHT_UP, wxMouseEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOTION, wxMouseEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_ENTER_WINDOW, wxMouseEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_LEAVE_WINDOW, wxMouseEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_LEFT_DCLICK, wxMouseEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MIDDLE_DCLICK, wxMouseEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_RIGHT_DCLICK, wxMouseEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SET_FOCUS, wxFocusEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_KILL_FOCUS, wxFocusEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CHILD_FOCUS, wxChildFocusEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOUSEWHEEL, wxMouseEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX1_DOWN, wxMouseEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX1_UP, wxMouseEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX1_DCLICK, wxMouseEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX2_DOWN, wxMouseEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX2_UP, wxMouseEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX2_DCLICK, wxMouseEvent);
+
+ // Character input event type
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CHAR, wxKeyEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CHAR_HOOK, wxKeyEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_NAVIGATION_KEY, wxNavigationKeyEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_KEY_DOWN, wxKeyEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_KEY_UP, wxKeyEvent);
+#if wxUSE_HOTKEY
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_HOTKEY, wxKeyEvent);
+#endif
+// This is a private event used by wxMSW code only and subject to change or
+// disappear in the future. Don't use.
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AFTER_CHAR, wxKeyEvent);
+
+ // Set cursor event
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SET_CURSOR, wxSetCursorEvent);
+
+ // wxScrollBar and wxSlider event identifiers
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_TOP, wxScrollEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_BOTTOM, wxScrollEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_LINEUP, wxScrollEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_LINEDOWN, wxScrollEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_PAGEUP, wxScrollEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_PAGEDOWN, wxScrollEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_THUMBTRACK, wxScrollEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_THUMBRELEASE, wxScrollEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_CHANGED, wxScrollEvent);
+
+// Due to a bug in older wx versions, wxSpinEvents were being sent with type of
+// wxEVT_SCROLL_LINEUP, wxEVT_SCROLL_LINEDOWN and wxEVT_SCROLL_THUMBTRACK. But
+// with the type-safe events in place, these event types are associated with
+// wxScrollEvent. To allow handling of spin events, new event types have been
+// defined in spinbutt.h/spinnbuttcmn.cpp. To maintain backward compatibility
+// the spin event types are being initialized with the scroll event types.
+
+#if wxUSE_SPINBTN
+
+wxDECLARE_EXPORTED_EVENT_ALIAS( WXDLLIMPEXP_CORE, wxEVT_SPIN_UP, wxSpinEvent );
+wxDECLARE_EXPORTED_EVENT_ALIAS( WXDLLIMPEXP_CORE, wxEVT_SPIN_DOWN, wxSpinEvent );
+wxDECLARE_EXPORTED_EVENT_ALIAS( WXDLLIMPEXP_CORE, wxEVT_SPIN, wxSpinEvent );
+
+#endif
+
+ // Scroll events from wxWindow
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_TOP, wxScrollWinEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_BOTTOM, wxScrollWinEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_LINEUP, wxScrollWinEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_LINEDOWN, wxScrollWinEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_PAGEUP, wxScrollWinEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_PAGEDOWN, wxScrollWinEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_THUMBTRACK, wxScrollWinEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_THUMBRELEASE, wxScrollWinEvent);
+
+ // System events
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SIZE, wxSizeEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOVE, wxMoveEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CLOSE_WINDOW, wxCloseEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_END_SESSION, wxCloseEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_QUERY_END_SESSION, wxCloseEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_ACTIVATE_APP, wxActivateEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_ACTIVATE, wxActivateEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CREATE, wxWindowCreateEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_DESTROY, wxWindowDestroyEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SHOW, wxShowEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_ICONIZE, wxIconizeEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MAXIMIZE, wxMaximizeEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOUSE_CAPTURE_CHANGED, wxMouseCaptureChangedEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOUSE_CAPTURE_LOST, wxMouseCaptureLostEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_PAINT, wxPaintEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_ERASE_BACKGROUND, wxEraseEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_NC_PAINT, wxNcPaintEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MENU_OPEN, wxMenuEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MENU_CLOSE, wxMenuEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MENU_HIGHLIGHT, wxMenuEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CONTEXT_MENU, wxContextMenuEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SYS_COLOUR_CHANGED, wxSysColourChangedEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_DISPLAY_CHANGED, wxDisplayChangedEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_QUERY_NEW_PALETTE, wxQueryNewPaletteEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_PALETTE_CHANGED, wxPaletteChangedEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_JOY_BUTTON_DOWN, wxJoystickEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_JOY_BUTTON_UP, wxJoystickEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_JOY_MOVE, wxJoystickEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_JOY_ZMOVE, wxJoystickEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_DROP_FILES, wxDropFilesEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_INIT_DIALOG, wxInitDialogEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_BASE, wxEVT_IDLE, wxIdleEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_UPDATE_UI, wxUpdateUIEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SIZING, wxSizeEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOVING, wxMoveEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOVE_START, wxMoveEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOVE_END, wxMoveEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_HIBERNATE, wxActivateEvent);
+
+ // Clipboard events
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TEXT_COPY, wxClipboardTextEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TEXT_CUT, wxClipboardTextEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TEXT_PASTE, wxClipboardTextEvent);
+
+ // Generic command events
+ // Note: a click is a higher-level event than button down/up
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_LEFT_CLICK, wxCommandEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_LEFT_DCLICK, wxCommandEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_RIGHT_CLICK, wxCommandEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_RIGHT_DCLICK, wxCommandEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_SET_FOCUS, wxCommandEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_KILL_FOCUS, wxCommandEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_ENTER, wxCommandEvent);
+
+ // Help events
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_HELP, wxHelpEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_DETAILED_HELP, wxHelpEvent);
+
+// these 2 events are the same
+#define wxEVT_COMMAND_TOOL_CLICKED wxEVT_COMMAND_MENU_SELECTED
+
+// ----------------------------------------------------------------------------
+// Compatibility
+// ----------------------------------------------------------------------------
+
+// this event is also used by wxComboBox and wxSpinCtrl which don't include
+// wx/textctrl.h in all ports [yet], so declare it here as well
+//
+// still, any new code using it should include wx/textctrl.h explicitly
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TEXT_UPDATED, wxCommandEvent);
+
+
+// ----------------------------------------------------------------------------
+// wxEvent(-derived) classes
+// ----------------------------------------------------------------------------
+
+// the predefined constants for the number of times we propagate event
+// upwards window child-parent chain
+enum wxEventPropagation
+{
+ // don't propagate it at all
+ wxEVENT_PROPAGATE_NONE = 0,
+
+ // propagate it until it is processed
+ wxEVENT_PROPAGATE_MAX = INT_MAX
+};
+
+// The different categories for a wxEvent; see wxEvent::GetEventCategory.
+// NOTE: they are used as OR-combinable flags by wxEventLoopBase::YieldFor
+enum wxEventCategory
+{
+ // this is the category for those events which are generated to update
+ // the appearance of the GUI but which (usually) do not comport data
+ // processing, i.e. which do not provide input or output data
+ // (e.g. size events, scroll events, etc).
+ // They are events NOT directly generated by the user's input devices.
+ wxEVT_CATEGORY_UI = 1,
+
+ // this category groups those events which are generated directly from the
+ // user through input devices like mouse and keyboard and usually result in
+ // data to be processed from the application.
+ // (e.g. mouse clicks, key presses, etc)
+ wxEVT_CATEGORY_USER_INPUT = 2,
+
+ // this category is for wxSocketEvent
+ wxEVT_CATEGORY_SOCKET = 4,
+
+ // this category is for wxTimerEvent
+ wxEVT_CATEGORY_TIMER = 8,
+
+ // this category is for any event used to send notifications from the
+ // secondary threads to the main one or in general for notifications among
+ // different threads (which may or may not be user-generated)
+ wxEVT_CATEGORY_THREAD = 16,
+
+
+ // implementation only
+
+ // used in the implementations of wxEventLoopBase::YieldFor
+ wxEVT_CATEGORY_UNKNOWN = 32,
+
+ // a special category used as an argument to wxEventLoopBase::YieldFor to indicate that
+ // Yield() should leave all wxEvents on the queue while emptying the native event queue
+ // (native events will be processed but the wxEvents they generate will be queued)
+ wxEVT_CATEGORY_CLIPBOARD = 64,
+
+
+ // shortcut masks
+
+ // this category groups those events which are emitted in response to
+ // events of the native toolkit and which typically are not-"delayable".
+ wxEVT_CATEGORY_NATIVE_EVENTS = wxEVT_CATEGORY_UI|wxEVT_CATEGORY_USER_INPUT,
+
+ // used in wxEventLoopBase::YieldFor to specify all event categories should be processed:
+ wxEVT_CATEGORY_ALL =
+ wxEVT_CATEGORY_UI|wxEVT_CATEGORY_USER_INPUT|wxEVT_CATEGORY_SOCKET| \
+ wxEVT_CATEGORY_TIMER|wxEVT_CATEGORY_THREAD|wxEVT_CATEGORY_UNKNOWN| \
+ wxEVT_CATEGORY_CLIPBOARD
+};
+
+/*
+ * wxWidgets events, covering all interesting things that might happen
+ * (button clicking, resizing, setting text in widgets, etc.).
+ *
+ * For each completely new event type, derive a new event class.
+ * An event CLASS represents a C++ class defining a range of similar event TYPES;
+ * examples are canvas events, panel item command events.
+ * An event TYPE is a unique identifier for a particular system event,
+ * such as a button press or a listbox deselection.
+ *
+ */
+
+class WXDLLIMPEXP_BASE wxEvent : public wxObject
+{
+public:
+ wxEvent(int winid = 0, wxEventType commandType = wxEVT_NULL );
+
+ void SetEventType(wxEventType typ) { m_eventType = typ; }
+ wxEventType GetEventType() const { return m_eventType; }
+
+ wxObject *GetEventObject() const { return m_eventObject; }
+ void SetEventObject(wxObject *obj) { m_eventObject = obj; }
+
+ long GetTimestamp() const { return m_timeStamp; }
+ void SetTimestamp(long ts = 0) { m_timeStamp = ts; }
+
+ int GetId() const { return m_id; }
+ void SetId(int Id) { m_id = Id; }
+
+ // Can instruct event processor that we wish to ignore this event
+ // (treat as if the event table entry had not been found): this must be done
+ // to allow the event processing by the base classes (calling event.Skip()
+ // is the analog of calling the base class version of a virtual function)
+ void Skip(bool skip = true) { m_skipped = skip; }
+ bool GetSkipped() const { return m_skipped; }
+
+ // This function is used to create a copy of the event polymorphically and
+ // all derived classes must implement it because otherwise wxPostEvent()
+ // for them wouldn't work (it needs to do a copy of the event)
+ virtual wxEvent *Clone() const = 0;
+
+ // this function is used to selectively process events in wxEventLoopBase::YieldFor
+ // NOTE: by default it returns wxEVT_CATEGORY_UI just because the major
+ // part of wxWidgets events belong to that category.
+ virtual wxEventCategory GetEventCategory() const
+ { return wxEVT_CATEGORY_UI; }
+
+ // Implementation only: this test is explicitly anti OO and this function
+ // exists only for optimization purposes.
+ bool IsCommandEvent() const { return m_isCommandEvent; }
+
+ // Determine if this event should be propagating to the parent window.
+ bool ShouldPropagate() const
+ { return m_propagationLevel != wxEVENT_PROPAGATE_NONE; }
+
+ // Stop an event from propagating to its parent window, returns the old
+ // propagation level value
+ int StopPropagation()
+ {
+ int propagationLevel = m_propagationLevel;
+ m_propagationLevel = wxEVENT_PROPAGATE_NONE;
+ return propagationLevel;
+ }
+
+ // Resume the event propagation by restoring the propagation level
+ // (returned by StopPropagation())
+ void ResumePropagation(int propagationLevel)
+ {
+ m_propagationLevel = propagationLevel;
+ }
+
+
+ // This is for internal use only and is only called by
+ // wxEvtHandler::ProcessEvent() to check whether it's the first time this
+ // event is being processed
+ bool WasProcessed()
+ {
+ if ( m_wasProcessed )
+ return true;
+
+ m_wasProcessed = true;
+
+ return false;
+ }
+
+ // This is also used only internally by ProcessEvent() to check if it
+ // should process the event normally or only restrict the search for the
+ // event handler to this object itself.
+ bool ShouldProcessOnlyIn(wxEvtHandler *h) const
+ {
+ return h == m_handlerToProcessOnlyIn;
+ }
+
+ // Called to indicate that the result of ShouldProcessOnlyIn() wasn't taken
+ // into account. The existence of this function may seem counterintuitive
+ // but unfortunately it's needed by wxScrollHelperEvtHandler, see comments
+ // there. Don't even think of using this in your own code, this is a gross
+ // hack and is only needed because of wx complicated history and should
+ // never be used anywhere else.
+ void DidntHonourProcessOnlyIn()
+ {
+ m_handlerToProcessOnlyIn = NULL;
+ }
+
+protected:
+ wxObject* m_eventObject;
+ wxEventType m_eventType;
+ long m_timeStamp;
+ int m_id;
+
+public:
+ // m_callbackUserData is for internal usage only
+ wxObject* m_callbackUserData;
+
+private:
+ // If this handler
+ wxEvtHandler *m_handlerToProcessOnlyIn;
+
+protected:
+ // the propagation level: while it is positive, we propagate the event to
+ // the parent window (if any)
+ int m_propagationLevel;
+
+ bool m_skipped;
+ bool m_isCommandEvent;
+
+ // initially false but becomes true as soon as WasProcessed() is called for
+ // the first time, as this is done only by ProcessEvent() it explains the
+ // variable name: it becomes true after ProcessEvent() was called at least
+ // once for this event
+ bool m_wasProcessed;
+
+protected:
+ wxEvent(const wxEvent&); // for implementing Clone()
+ wxEvent& operator=(const wxEvent&); // for derived classes operator=()
+
+private:
+ // it needs to access our m_propagationLevel
+ friend class WXDLLIMPEXP_FWD_BASE wxPropagateOnce;
+
+ // and this one needs to access our m_handlerToProcessOnlyIn
+ friend class WXDLLIMPEXP_FWD_BASE wxEventProcessInHandlerOnly;
+
+
+ DECLARE_ABSTRACT_CLASS(wxEvent)
+};
+
+/*
+ * Helper class to temporarily change an event not to propagate.
+ */
+class WXDLLIMPEXP_BASE wxPropagationDisabler
+{
+public:
+ wxPropagationDisabler(wxEvent& event) : m_event(event)
+ {
+ m_propagationLevelOld = m_event.StopPropagation();
+ }
+
+ ~wxPropagationDisabler()
+ {
+ m_event.ResumePropagation(m_propagationLevelOld);
+ }
+
+private:
+ wxEvent& m_event;
+ int m_propagationLevelOld;
+
+ wxDECLARE_NO_COPY_CLASS(wxPropagationDisabler);
+};
+
+/*
+ * Another one to temporarily lower propagation level.
+ */
+class WXDLLIMPEXP_BASE wxPropagateOnce
+{
+public:
+ wxPropagateOnce(wxEvent& event) : m_event(event)
+ {
+ wxASSERT_MSG( m_event.m_propagationLevel > 0,
+ wxT("shouldn't be used unless ShouldPropagate()!") );
+
+ m_event.m_propagationLevel--;
+ }
+
+ ~wxPropagateOnce()
+ {
+ m_event.m_propagationLevel++;
+ }
+
+private:
+ wxEvent& m_event;
+
+ wxDECLARE_NO_COPY_CLASS(wxPropagateOnce);
+};
+
+// A helper object used to temporarily make wxEvent::ShouldProcessOnlyIn()
+// return true for the handler passed to its ctor.
+class wxEventProcessInHandlerOnly
+{
+public:
+ wxEventProcessInHandlerOnly(wxEvent& event, wxEvtHandler *handler)
+ : m_event(event),
+ m_handlerToProcessOnlyInOld(event.m_handlerToProcessOnlyIn)
+ {
+ m_event.m_handlerToProcessOnlyIn = handler;
+ }
+
+ ~wxEventProcessInHandlerOnly()
+ {
+ m_event.m_handlerToProcessOnlyIn = m_handlerToProcessOnlyInOld;
+ }
+
+private:
+ wxEvent& m_event;
+ wxEvtHandler * const m_handlerToProcessOnlyInOld;
+
+ wxDECLARE_NO_COPY_CLASS(wxEventProcessInHandlerOnly);
+};
+
projects / wxWidgets.git / blobdiff