#include "wx/thread.h"
#include "wx/tracker.h"
+#ifdef wxHAS_EVENT_BIND
+ #include "wx/meta/convertible.h"
+#endif
+
// ----------------------------------------------------------------------------
// forward declarations
// ----------------------------------------------------------------------------
#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.
+// 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 DECLARE_EVENT_TABLE_ENTRY(type, winid, idLast, fn, obj) \
- wxEventTableEntry(type, winid, idLast, wxNewEventFunctor(type, fn), obj)
+ wxEventTableEntry(type, winid, idLast, wxNewEventTableFunctor(type, fn), obj)
#define DECLARE_EVENT_TABLE_TERMINATOR() \
wxEventTableEntry(wxEVT_NULL, 0, 0, 0, 0)
// generate a new unique event type
extern WXDLLIMPEXP_BASE wxEventType wxNewEventType();
-// macros to create an event type depending on whether type safe events are
-// enabled.
+// 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
-#if wxEVENTS_COMPATIBILITY_2_8
+ // 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 wxEventType name( wxNewEventType() );
+ 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 wxEventType name;
-
- #define wxDEFINE_EVENT_REFERENCE( name, type, value ) \
- const wxEventType& name = value;
+ extern const expdecl wxEventTypeTag< type > name
- #define wxDECLARE_EXPORTED_EVENT_REFERENCE( expdecl, name, type ) \
- extern const expdecl wxEventType& name;
-
- #define wxDECLARE_LOCAL_EVENT( name, type ) \
+ // 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 )
- #define wxEVENT_HANDLER_CAST( functype, func ) \
- ( wxObjectEventFunction )( wxEventFunction )wxStaticCastEvent( functype, &func )
-#else
- #define wxDEFINE_EVENT( name, type ) \
- const wxTypedEventType< type > name( wxNewEventType() );
- #define wxDECLARE_EXPORTED_EVENT( expdecl, name, type ) \
- extern const expdecl wxTypedEventType< type > name;
+ // 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 wxDEFINE_EVENT_REFERENCE( name, type, value ) \
- const wxTypedEventTypeReference< 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 wxDECLARE_EXPORTED_EVENT_REFERENCE( expdecl, name, type ) \
- extern const expdecl wxTypedEventTypeReference< type > name;
+ #define wxDEFINE_EVENT( name, type ) \
+ const wxEventType name( wxNewEventType() )
- #define wxDECLARE_LOCAL_EVENT( name, type ) \
+ #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 wxEVENT_HANDLER_CAST( functype, func ) \
- ( &func )
-#endif
+ #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
-// template which associates the correct event object with the event type
+// Try to cast the given event handler to the correct handler type:
-#if !wxEVENTS_COMPATIBILITY_2_8
+#define wxEVENT_HANDLER_CAST( functype, func ) \
+ ( wxObjectEventFunction )( wxEventFunction )wxStaticCastEvent( functype, &func )
-template <typename Event>
-class WXDLLIMPEXP_BASE wxTypedEventType
-{
-public:
- typedef Event CorrespondingEvent;
- wxTypedEventType(wxEventType type) { m_type = type; }
-
- // used for static event tables
- operator const wxEventType&() const { return m_type; }
-
-private:
- wxEventType m_type;
-};
+#ifdef wxHAS_EVENT_BIND
-// 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. But
-// this presents as with the same static initialization order problem we also
-// have for the static event tables. So we use the same solution and the
-// template definition below holds a reference to a wxEventType.
-template <typename Event>
-class WXDLLIMPEXP_BASE wxTypedEventTypeReference
+// 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:
- typedef Event CorrespondingEvent;
+ // The class of wxEvent-derived class carried by the events of this type.
+ typedef T EventClass;
- wxTypedEventTypeReference(const wxEventType& type) : m_type(type) { }
+ wxEventTypeTag(wxEventType type) { m_type = type; }
- // used for static event tables
+ // 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:
- const wxEventType &m_type;
+ wxEventType m_type;
};
-#endif // !wxEVENTS_COMPATIBILITY_2_8
+#endif // wxHAS_EVENT_BIND
// These are needed for the functor definitions
typedef void (wxEvtHandler::*wxEventFunction)(wxEvent&);
typedef wxEventFunction wxObjectEventFunction;
-// the functors which will be stored in the static/dynamic tables
+// wxEventFunctorClassInfo is used as a unique identifier for wxEventFunctor-
+// derived classes; it is more light weight than wxClassInfo and can be used in
+// template classes
+typedef void (*wxEventFunctorClassInfo)();
+
+// this macro must be used in wxEventFunctor-derived classes
+#define wxDEFINE_EVENT_FUNCTOR_CLASS_INFO( classInfoName ) \
+ static void classInfoName() {}
+
+// The event functor which is stored in the static and dynamic event tables:
class WXDLLIMPEXP_BASE wxEventFunctor
{
public:
virtual ~wxEventFunctor();
- // this operator is used to actually invoke the event handler
- virtual void operator()(wxEvtHandler *, wxEvent &) = 0;
+ // 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 Disconnect(), by the given func
- virtual bool Matches(const wxEventFunctor& func) const = 0;
-
- virtual wxEvtHandler *GetHandler() const { return NULL; }
-
- virtual wxObjectEventFunction GetMethod() const { return NULL; }
+ // finding it in an event table in Unbind(), by the given functor:
+ virtual bool IsMatching(const wxEventFunctor& functor) const = 0;
+
+ // Test whether the given class info is the same as from this functor. This
+ // allows us in IsMatching to safely downcast the given wxEventFunctor without
+ // the usage of dynamic_cast<>().
+ virtual bool IsSameClass(wxEventFunctorClassInfo classInfo) 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; }
};
-// A plain method functor
+// 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;
- }
+ : m_handler( handler ), m_method( method )
+ { }
virtual void operator()(wxEvtHandler *handler, wxEvent& event)
{
(realHandler->*m_method)(event);
}
- virtual bool Matches(const wxEventFunctor& other) const
+ virtual bool IsMatching(const wxEventFunctor& functor) const
{
- wxEvtHandler * const handler = other.GetHandler();
+ if ( functor.IsSameClass( sm_classInfo ))
+ {
+ 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_handler == handler || !handler) &&
- (m_method == other.GetMethod());
+ return ( m_method == other.m_method || other.m_method == NULL ) &&
+ ( m_handler == other.m_handler || other.m_handler == NULL );
+ }
+ else
+ return false;
}
- virtual wxEvtHandler *GetHandler() const { return m_handler; }
- virtual wxObjectEventFunction GetMethod() const { return m_method; }
+ virtual bool IsSameClass( wxEventFunctorClassInfo otherClassInfo ) const
+ { return sm_classInfo == otherClassInfo; }
+
+ virtual wxEvtHandler *GetEvtHandler() const
+ { return m_handler; }
+
+ virtual wxEventFunction GetEvtMethod() const
+ { return m_method; }
private:
wxEvtHandler *m_handler;
- wxObjectEventFunction m_method;
-};
+ wxEventFunction m_method;
-// Create a functor for the legacy events: handler can be NULL and its default
-// value is used by the event table macros
+ wxDEFINE_EVENT_FUNCTOR_CLASS_INFO( sm_classInfo );
+};
+// Create a functor for the legacy events: used by Connect()
inline wxObjectEventFunctor *
-wxNewEventFunctor(wxEventType WXUNUSED(evtType),
+wxNewEventFunctor(const wxEventType& WXUNUSED(evtType),
wxObjectEventFunction method,
- wxEvtHandler *handler = NULL)
+ wxEvtHandler *handler)
{
return new wxObjectEventFunctor(method, handler);
}
+// This version is used by DECLARE_EVENT_TABLE_ENTRY()
+inline wxObjectEventFunctor *
+wxNewEventTableFunctor(const wxEventType& WXUNUSED(evtType),
+ wxObjectEventFunction method)
+{
+ return new wxObjectEventFunctor(method, NULL);
+}
+
inline wxObjectEventFunctor
-wxConstructEventFunctor(wxEventType WXUNUSED(evtType),
+wxMakeEventFunctor(const wxEventType& WXUNUSED(evtType),
wxObjectEventFunction method,
wxEvtHandler *handler)
{
return wxObjectEventFunctor(method, handler);
}
-#if !wxEVENTS_COMPATIBILITY_2_8
+#ifdef wxHAS_EVENT_BIND
-template <typename EventType>
-class WXDLLIMPEXP_BASE wxEventFunctorFunction : public wxEventFunctor
+namespace wxPrivate
{
-public:
- wxEventFunctorFunction(void (*handler)(typename EventType::CorrespondingEvent &))
- {
- m_handler = handler;
- }
- virtual void operator()(wxEvtHandler *WXUNUSED(handler), wxEvent& event)
- {
- // Protect against wrong event i.e. wxMouseEvent evt(wxEVT_PAINT):
- wxASSERT( dynamic_cast< typename EventType::CorrespondingEvent * >( &event ) != NULL );
+// helper template defining nested "type" typedef as the event class
+// corresponding to the given event type
+template <typename T> struct EventClassOf;
- // Will throw a std::bad_cast exception in release build:
- ( *m_handler )( dynamic_cast< typename EventType::CorrespondingEvent & >( event ));
- }
+// 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;
+};
- virtual bool Matches( const wxEventFunctor &right ) const
- {
- wxEventFunctorFunction const &other = dynamic_cast< wxEventFunctorFunction const & >( right );
+// 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;
+};
- return m_handler == other.m_handler || other.m_handler == NULL;
- }
-private:
- void ( *m_handler )( typename EventType::CorrespondingEvent & );
+// 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; }
+};
-template <typename EventType, typename Class, typename Derived>
-class WXDLLIMPEXP_BASE wxEventFunctorMethod : public wxEventFunctor
+} // 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:
- wxEventFunctorMethod( void ( Class::*method )( typename EventType::CorrespondingEvent & ),
- Derived *handler )
+ // 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 )
{
- 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 )
+ virtual void operator()(wxEvtHandler *handler, wxEvent& event)
{
- // Compile-time type check 1: This requires Derived to derive from or
- // be of the same type as Class
- Class *realHandler = m_handler;
-
- if( m_handler == NULL )
+ Class * realHandler = m_handler;
+ if ( !realHandler )
{
- // Verify that the handler does indeed derive from the class
- // containing the handler method
- wxASSERT( dynamic_cast< Class * >( handler) != NULL );
+ realHandler = this->ConvertFromEvtHandler(handler);
- realHandler = dynamic_cast< Class * >( handler );
+ // this is not supposed to happen but check for it nevertheless
+ wxCHECK_RET( realHandler, "invalid event handler" );
}
- // Protect against wrong event i.e. wxMouseEvent evt(wxEVT_PAINT):
- wxASSERT( dynamic_cast< typename EventType::CorrespondingEvent * >( &event ) != NULL );
-
- // Will throw a std::bad_cast exception in release build:
- ( realHandler->*m_method )( dynamic_cast< typename EventType::CorrespondingEvent & >( event ));
+ // 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 Matches( const wxEventFunctor &right ) const
+ virtual bool IsMatching(const wxEventFunctor& functor) const
{
- wxEventFunctorMethod const &other = dynamic_cast< wxEventFunctorMethod const & >( right );
+ if ( !functor.IsSameClass(sm_classInfo) )
+ return false;
+
+ typedef wxEventFunctorMethod<EventTag, Class, EventArg, EventHandler>
+ ThisFunctor;
+
+ // the cast is valid because IsSameClass() returned true 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 bool IsSameClass( wxEventFunctorClassInfo otherClassInfo ) const
+ { return sm_classInfo == otherClassInfo; }
- return (( m_handler == other.m_handler || other.m_handler == NULL ) &&
- ( m_method == other.m_method || other.m_method == 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&);
+
+ wxDEFINE_EVENT_FUNCTOR_CLASS_INFO( sm_classInfo );
+};
+
+
+// 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 wxEvtHandler *GetHandler() const
+ virtual void operator()(wxEvtHandler *WXUNUSED(handler), wxEvent& event)
{
- // This makes sure Derived derives from wxEvtHandler (it is still
- // possible and even ok if Class does not derive from wxEvtHandler. In
- // this case Derived would end up using multiple inheritance: class
- // Derived : public wxEvtHandler, public Class { } where Class contains
- // the method to call, but wxEvtHandler contains the wxTrackable and
- // code for weak ref support
- return m_handler;
+ // 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 wxObjectEventFunction GetMethod() const
+ virtual bool IsMatching(const wxEventFunctor &functor) const
{
- return reinterpret_cast<wxObjectEventFunction>(m_method);
+ if ( !functor.IsSameClass(sm_classInfo) )
+ return false;
+
+ typedef wxEventFunctorFunction<EventTag, EventArg> ThisFunctor;
+
+ const ThisFunctor& other = static_cast<const ThisFunctor&>( functor );
+
+ return m_handler == other.m_handler;
}
+ virtual bool IsSameClass( wxEventFunctorClassInfo otherClassInfo ) const
+ { return sm_classInfo == otherClassInfo; }
+
private:
- Derived *m_handler;
- void (Class::*m_method)(typename EventType::CorrespondingEvent&);
+ void (*m_handler)(EventArg&);
+
+ wxDEFINE_EVENT_FUNCTOR_CLASS_INFO( sm_classInfo );
};
-template <typename EventType, typename Functor>
-class WXDLLIMPEXP_BASE wxEventFunctorAdapter : public wxEventFunctor
+template <typename EventTag, typename Functor>
+class wxEventFunctorFunctor : public wxEventFunctor
{
public:
- wxEventFunctorAdapter( Functor &functor )
+ typedef typename EventTag::EventClass EventArg;
+
+ wxEventFunctorFunctor(const Functor& handler)
+ : m_handler(handler), m_handlerAddr(&handler)
+ { }
+
+ virtual void operator()(wxEvtHandler *WXUNUSED(handler), wxEvent& event)
{
- m_functor = functor;
+ // 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 void operator () ( wxEvtHandler *WXUNUSED( handler ), wxEvent &event )
+ virtual bool IsMatching(const wxEventFunctor &functor) const
{
- // Protect against wrong event i.e. wxMouseEvent evt(wxEVT_PAINT):
- wxASSERT( dynamic_cast< typename EventType::CorrespondingEvent * >( &event ) != NULL );
+ if ( !functor.IsSameClass(sm_classInfo) )
+ return false;
- // Will throw a std::bad_cast exception in release build:
- m_functor( dynamic_cast< typename EventType::CorrespondingEvent & >( event ));
- }
+ typedef wxEventFunctorFunctor<EventTag, Functor> FunctorThis;
- virtual bool Matches( const wxEventFunctor &right ) const
- {
- wxEventFunctorAdapter const &other = dynamic_cast< wxEventFunctorAdapter const & >( right );
+ const FunctorThis& other = static_cast<const FunctorThis&>(functor);
- return m_functor == other.m_functor;
+ // The only reliable/portable way to compare two functors is by
+ // identity:
+ return m_handlerAddr == other.m_handlerAddr;
}
+ virtual bool IsSameClass( wxEventFunctorClassInfo otherClassInfo ) const
+ { return sm_classInfo == otherClassInfo; }
+
private:
- Functor m_functor;
-};
+ // Store a copy of the functor to prevent using/calling an already
+ // destroyed instance:
+ Functor m_handler;
-//
-// Create functors for the templatized events (needed in wxEvtHandler::Connect):
-//
+ // Use the address of the original functor for comparison in IsMatching:
+ const void *m_handlerAddr;
-// Create a functor for functions:
+ wxDEFINE_EVENT_FUNCTOR_CLASS_INFO( sm_classInfo );
+};
-template <typename EventType>
-inline wxEventFunctorFunction<EventType> *
-wxNewEventFunctor(const EventType &,
- void (*function)(typename EventType::CorrespondingEvent&))
-{
- return new wxEventFunctorFunction<EventType>(function);
-}
+// 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 a functor for methods:
-template <typename EventType, typename Class>
-inline wxEventFunctorMethod<EventType, Class, Class> *
-wxNewEventFunctor(const EventType &,
- void (Class::*method)(typename EventType::CorrespondingEvent&))
+// Create functors wrapping functions:
+template <typename EventTag, typename EventArg>
+inline wxEventFunctorFunction<EventTag, EventArg> *
+wxNewEventFunctor(const EventTag&, void (*func)(EventArg &))
{
- return new wxEventFunctorMethod<EventType, Class, Class>(method, NULL);
+ return new wxEventFunctorFunction<EventTag, EventArg>(func);
}
-template <typename EventType, typename Class, typename Derived>
-inline wxEventFunctorMethod<EventType, Class, Derived> *
-wxNewEventFunctor(const EventType &,
- void (Class::*method)(typename EventType::CorrespondingEvent &),
- Derived *handler )
+template <typename EventTag, typename EventArg>
+inline wxEventFunctorFunction<EventTag, EventArg>
+wxMakeEventFunctor(const EventTag&, void (*func)(EventArg &))
{
- return new wxEventFunctorMethod<EventType, Class, Derived>(method, handler);
+ return wxEventFunctorFunction<EventTag, EventArg>(func);
}
-// Create a functor for arbitrary functors (like boost::function):
-template <typename EventType, typename Functor>
-inline wxEventFunctorAdapter<EventType, Functor> *
-wxNewEventFunctor(const EventType &,
- Functor& functor )
+// Create functors wrapping other functors:
+template <typename EventTag, typename Functor>
+inline wxEventFunctorFunctor<EventTag, Functor> *
+wxNewEventFunctor(const EventTag&, const Functor &func)
{
- return new wxEventFunctorAdapter<EventType, Functor>(functor);
+ return new wxEventFunctorFunctor<EventTag, Functor>(func);
}
-//
-// Construct functors for the templatized events (needed in wxEvtHandler::Disconnect):
-//
-
-// Construct a functor for functions:
-
-template <typename EventType>
-inline wxEventFunctorFunction<EventType>
-wxConstructEventFunctor(const EventType &,
- void (*function)(typename EventType::CorrespondingEvent&))
+template <typename EventTag, typename Functor>
+inline wxEventFunctorFunctor<EventTag, Functor>
+wxMakeEventFunctor(const EventTag&, const Functor &func)
{
- return wxEventFunctorFunction<EventType>(function);
+ return wxEventFunctorFunctor<EventTag, Functor>(func);
}
-// Construct a functor for methods:
-
-template <typename EventType, typename Class>
-inline wxEventFunctorMethod<EventType, Class, Class>
-wxConstructEventFunctor(const EventType &,
- void (Class::*method)(typename EventType::CorrespondingEvent&))
+// 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 wxEventFunctorMethod<EventType, Class, Class>(method, NULL);
+ return new wxEventFunctorMethod<EventTag, Class, EventArg, EventHandler>(
+ method, handler);
}
-template <typename EventType, typename Class, typename Derived>
-inline wxEventFunctorMethod<EventType, Class, Derived>
-wxConstructEventFunctor(const EventType &,
- void (Class::*method)(typename EventType::CorrespondingEvent&),
- Derived *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<EventType, Class, Derived>(method, handler);
+ return wxEventFunctorMethod<EventTag, Class, EventArg, EventHandler>(
+ method, handler);
}
-// Construct a functor for arbitrary functors (like boost:function):
-
-template <typename EventType, typename Functor>
-inline wxEventFunctorAdapter<EventType, Functor>
-wxConstructEventFunctor(const EventType &,
- Functor& functor)
+// Create an event functor for the event table via DECLARE_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 wxEventFunctorAdapter<EventType, Functor>(functor);
+ return new wxEventFunctorMethod<EventTag, Class, EventArg, Class>(
+ method, NULL);
}
-#endif // !wxEVENTS_COMPATIBILITY_2_8
+#endif // wxHAS_EVENT_BIND
+
// many, but not all, standard event types
// Need events declared to do this
class WXDLLIMPEXP_FWD_CORE wxCommandEvent;
+class WXDLLIMPEXP_FWD_CORE wxThreadEvent;
class WXDLLIMPEXP_FWD_CORE wxMouseEvent;
class WXDLLIMPEXP_FWD_CORE wxFocusEvent;
class WXDLLIMPEXP_FWD_CORE wxChildFocusEvent;
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;
// 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)
+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_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_CORE, wxEVT_COMMAND_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)
+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)
+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)
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_HOTKEY, wxKeyEvent);
#endif
// Set cursor event
-wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SET_CURSOR, wxSetCursorEvent)
+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)
+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)
+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)
+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)
+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)
+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)
+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
// 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)
+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 Propagation_state
+enum wxEventPropagation
{
// don't propagate it at all
wxEVENT_PROPAGATE_NONE = 0,
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.).
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; }
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
+ // 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; }
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;
+ }
+
protected:
wxObject* m_eventObject;
wxEventType m_eventType;
protected:
// the propagation level: while it is positive, we propagate the event to
// the parent window (if any)
- //
- // this one doesn't have to be public, we don't have to worry about
- // backwards compatibility as it is new
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=()
wxEvent& m_event;
int m_propagationLevelOld;
- DECLARE_NO_COPY_CLASS(wxPropagationDisabler)
+ wxDECLARE_NO_COPY_CLASS(wxPropagationDisabler);
};
/*
wxPropagateOnce(wxEvent& event) : m_event(event)
{
wxASSERT_MSG( m_event.m_propagationLevel > 0,
- _T("shouldn't be used unless ShouldPropagate()!") );
+ wxT("shouldn't be used unless ShouldPropagate()!") );
m_event.m_propagationLevel--;
}
private:
wxEvent& m_event;
- DECLARE_NO_COPY_CLASS(wxPropagateOnce)
+ wxDECLARE_NO_COPY_CLASS(wxPropagateOnce);
};
int GetInt() const { return m_commandInt; }
virtual wxEvent *Clone() const { return new wxCommandEvent(*this); }
+ virtual wxEventCategory GetEventCategory() const { return wxEVT_CATEGORY_USER_INPUT; }
protected:
wxString m_cmdString; // String event argument
DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxNotifyEvent)
};
+
+// Thread event
+
+class WXDLLIMPEXP_CORE wxThreadEvent : public wxCommandEvent
+{
+public:
+ wxThreadEvent(wxEventType eventType = wxEVT_COMMAND_THREAD, int id = wxID_ANY)
+ : wxCommandEvent(eventType, id)
+ { }
+
+ wxThreadEvent(const wxThreadEvent& event)
+ : wxCommandEvent(event)
+ {
+ // make sure our string member (which uses COW, aka refcounting) is not
+ // shared by other wxString instances:
+ SetString(GetString().c_str());
+ }
+
+ virtual wxEvent *Clone() const
+ {
+ wxThreadEvent* ev = new wxThreadEvent(*this);
+
+ // make sure our string member (which uses COW, aka refcounting) is not
+ // shared by other wxString instances:
+ ev->SetString(GetString().c_str());
+ return ev;
+ }
+
+ // this is important to avoid that calling wxEventLoopBase::YieldFor thread events
+ // gets processed when this is unwanted:
+ virtual wxEventCategory GetEventCategory() const
+ { return wxEVT_CATEGORY_THREAD; }
+
+private:
+ DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxThreadEvent)
+};
+
+
+
// Scroll event class, derived form wxCommandEvent. wxScrollEvents are
// sent by wxSlider and wxScrollBar.
/*
public:
wxScrollWinEvent(wxEventType commandType = wxEVT_NULL,
int pos = 0, int orient = 0);
- wxScrollWinEvent(const wxScrollWinEvent & event) : wxEvent(event)
+ wxScrollWinEvent(const wxScrollWinEvent& event) : wxEvent(event)
{ m_commandInt = event.m_commandInt;
m_extraLong = event.m_extraLong; }
DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxScrollWinEvent)
};
+
+
// Mouse event class
/*
wxEVT_NC_RIGHT_DCLICK,
*/
-// the symbolic names for the mouse buttons
-enum
-{
- wxMOUSE_BTN_ANY = -1,
- wxMOUSE_BTN_NONE = 0,
- wxMOUSE_BTN_LEFT = 1,
- wxMOUSE_BTN_MIDDLE = 2,
- wxMOUSE_BTN_RIGHT = 3,
- wxMOUSE_BTN_AUX1 = 4,
- wxMOUSE_BTN_AUX2 = 5,
- wxMOUSE_BTN_MAX
-};
-
class WXDLLIMPEXP_CORE wxMouseEvent : public wxEvent,
public wxMouseState
{
// Was it a up event from this (or any) button?
bool ButtonUp(int but = wxMOUSE_BTN_ANY) const;
- // Was the given button?
+ // Was this event generated by the given button?
bool Button(int but) const;
- // Was the given button in Down state?
- bool ButtonIsDown(int but) const;
-
// Get the button which is changing state (wxMOUSE_BTN_NONE if none)
int GetButton() const;
bool Aux1DClick() const { return (m_eventType == wxEVT_AUX1_UP); }
bool Aux2DClick() const { return (m_eventType == wxEVT_AUX2_UP); }
- // Find the current state of the mouse buttons (regardless
- // of current event type)
- bool LeftIsDown() const { return m_leftDown; }
- bool MiddleIsDown() const { return m_middleDown; }
- bool RightIsDown() const { return m_rightDown; }
- bool Aux1IsDown() const { return m_aux1Down; }
- bool Aux2IsDown() const { return m_aux2Down; }
-
// True if a button is down and the mouse is moving
bool Dragging() const
{
// Returns the number of mouse clicks associated with this event.
int GetClickCount() const { return m_clickCount; }
-
- // Find the position of the event
- void GetPosition(wxCoord *xpos, wxCoord *ypos) const
- {
- if (xpos)
- *xpos = m_x;
- if (ypos)
- *ypos = m_y;
- }
-
- void GetPosition(long *xpos, long *ypos) const
- {
- if (xpos)
- *xpos = (long)m_x;
- if (ypos)
- *ypos = (long)m_y;
- }
-
- // Find the position of the event
- wxPoint GetPosition() const { return wxPoint(m_x, m_y); }
-
// Find the logical position of the event given the DC
wxPoint GetLogicalPosition(const wxDC& dc) const;
- // Get X position
- wxCoord GetX() const { return m_x; }
-
- // Get Y position
- wxCoord GetY() const { return m_y; }
-
// Get wheel rotation, positive or negative indicates direction of
// rotation. Current devices all send an event when rotation is equal to
// +/-WheelDelta, but this allows for finer resolution devices to be
bool IsPageScroll() const { return ((unsigned int)m_linesPerAction == UINT_MAX); }
virtual wxEvent *Clone() const { return new wxMouseEvent(*this); }
+ virtual wxEventCategory GetEventCategory() const { return wxEVT_CATEGORY_USER_INPUT; }
wxMouseEvent& operator=(const wxMouseEvent& event)
{
}
public:
- wxCoord m_x, m_y;
-
- bool m_leftDown;
- bool m_middleDown;
- bool m_rightDown;
- bool m_aux1Down;
- bool m_aux2Down;
-
int m_clickCount;
int m_wheelAxis;
m_x(x), m_y(y), m_cursor()
{ }
- wxSetCursorEvent(const wxSetCursorEvent & event)
+ wxSetCursorEvent(const wxSetCursorEvent& event)
: wxEvent(event),
m_x(event.m_x),
m_y(event.m_y),
wxEVT_HOTKEY
*/
+// key categories: the bit flags for IsKeyInCategory() function
+//
+// the enum values used may change in future version of wx
+// use the named constants only, or bitwise combinations thereof
+enum wxKeyCategoryFlags
+{
+ // arrow keys, on and off numeric keypads
+ WXK_CATEGORY_ARROW = 1,
+
+ // page up and page down keys, on and off numeric keypads
+ WXK_CATEGORY_PAGING = 2,
+
+ // home and end keys, on and off numeric keypads
+ WXK_CATEGORY_JUMP = 4,
+
+ // tab key, on and off numeric keypads
+ WXK_CATEGORY_TAB = 8,
+
+ // backspace and delete keys, on and off numeric keypads
+ WXK_CATEGORY_CUT = 16,
+
+ // all keys usually used for navigation
+ WXK_CATEGORY_NAVIGATION = WXK_CATEGORY_ARROW |
+ WXK_CATEGORY_PAGING |
+ WXK_CATEGORY_JUMP
+};
+
class WXDLLIMPEXP_CORE wxKeyEvent : public wxEvent,
public wxKeyboardState
{
// get the key code: an ASCII7 char or an element of wxKeyCode enum
int GetKeyCode() const { return (int)m_keyCode; }
+ // returns true iff this event's key code is of a certain type
+ bool IsKeyInCategory(int category) const;
+
#if wxUSE_UNICODE
// get the Unicode character corresponding to this key
wxChar GetUnicodeKey() const { return m_uniChar; }
wxCoord GetY() const { return m_y; }
virtual wxEvent *Clone() const { return new wxKeyEvent(*this); }
+ virtual wxEventCategory GetEventCategory() const { return wxEVT_CATEGORY_USER_INPUT; }
// we do need to copy wxKeyEvent sometimes (in wxTreeCtrl code, for
// example)
m_keyCode = evt.m_keyCode;
- m_scanCode = evt.m_scanCode;
m_rawCode = evt.m_rawCode;
m_rawFlags = evt.m_rawFlags;
#if wxUSE_UNICODE
long m_keyCode;
- // FIXME: what is this for? relation to m_rawXXX?
- bool m_scanCode;
-
#if wxUSE_UNICODE
// This contains the full Unicode character
// in a character events in Unicode mode
: wxEvent(winid, wxEVT_SIZE),
m_size(sz)
{ }
- wxSizeEvent(const wxSizeEvent & event)
+ wxSizeEvent(const wxSizeEvent& event)
: wxEvent(event),
m_size(event.m_size), m_rect(event.m_rect)
{ }
wxEVT_PAINT_ICON
*/
-#if defined(__WXDEBUG__) && (defined(__WXMSW__) || defined(__WXPM__))
+#if wxDEBUG_LEVEL && (defined(__WXMSW__) || defined(__WXPM__))
+ #define wxHAS_PAINT_DEBUG
+
// see comments in src/msw|os2/dcclient.cpp where g_isPainting is defined
extern WXDLLIMPEXP_CORE int g_isPainting;
#endif // debug
wxPaintEvent(int Id = 0)
: wxEvent(Id, wxEVT_PAINT)
{
-#if defined(__WXDEBUG__) && (defined(__WXMSW__) || defined(__WXPM__))
- // set the internal flag for the duration of processing of WM_PAINT
+#ifdef wxHAS_PAINT_DEBUG
+ // set the internal flag for the duration of redrawing
g_isPainting++;
#endif // debug
}
// default copy ctor and dtor are normally fine, we only need them to keep
// g_isPainting updated in debug build
-#if defined(__WXDEBUG__) && (defined(__WXMSW__) || defined(__WXPM__))
+#ifdef wxHAS_PAINT_DEBUG
wxPaintEvent(const wxPaintEvent& event)
: wxEvent(event)
{
wxMenuEvent(wxEventType type = wxEVT_NULL, int winid = 0, wxMenu* menu = NULL)
: wxEvent(winid, type)
{ m_menuId = winid; m_menu = menu; }
- wxMenuEvent(const wxMenuEvent & event)
+ wxMenuEvent(const wxMenuEvent& event)
: wxEvent(event)
{ m_menuId = event.m_menuId; m_menu = event.m_menu; }
m_veto(false), // should be false by default
m_canVeto(true) {}
- wxCloseEvent(const wxCloseEvent & event)
+ wxCloseEvent(const wxCloseEvent& event)
: wxEvent(event),
m_loggingOff(event.m_loggingOff),
m_veto(event.m_veto),
// m_loggingOff flag is only used by wxEVT_[QUERY_]END_SESSION, it
// doesn't make sense for wxEVT_CLOSE_WINDOW
wxASSERT_MSG( m_eventType != wxEVT_CLOSE_WINDOW,
- _T("this flag is for end session events only") );
+ wxT("this flag is for end session events only") );
return m_loggingOff;
}
wxShowEvent(int winid = 0, bool show = false)
: wxEvent(winid, wxEVT_SHOW)
{ m_show = show; }
- wxShowEvent(const wxShowEvent & event)
+ wxShowEvent(const wxShowEvent& event)
: wxEvent(event)
{ m_show = event.m_show; }
wxIconizeEvent(int winid = 0, bool iconized = true)
: wxEvent(winid, wxEVT_ICONIZE)
{ m_iconized = iconized; }
- wxIconizeEvent(const wxIconizeEvent & event)
+ wxIconizeEvent(const wxIconizeEvent& event)
: wxEvent(event)
{ m_iconized = event.m_iconized; }
m_joyStick(joystick)
{
}
- wxJoystickEvent(const wxJoystickEvent & event)
+ wxJoystickEvent(const wxJoystickEvent& event)
: wxEvent(event),
m_pos(event.m_pos),
m_zPosition(event.m_zPosition),
m_setText =
m_setChecked = false;
}
- wxUpdateUIEvent(const wxUpdateUIEvent & event)
+ wxUpdateUIEvent(const wxUpdateUIEvent& event)
: wxCommandEvent(event),
m_checked(event.m_checked),
m_enabled(event.m_enabled),
: wxEvent(winid, wxEVT_QUERY_NEW_PALETTE),
m_paletteRealized(false)
{ }
- wxQueryNewPaletteEvent(const wxQueryNewPaletteEvent & event)
+ wxQueryNewPaletteEvent(const wxQueryNewPaletteEvent& event)
: wxEvent(event),
m_paletteRealized(event.m_paletteRealized)
{ }
virtual wxEvent *Clone() const { return new wxNavigationKeyEvent(*this); }
- enum
+ enum wxNavigationKeyEventFlags
{
IsBackward = 0x0000,
IsForward = 0x0001,
m_pos(pt),
m_origin(GuessOrigin(origin))
{ }
- wxHelpEvent(const wxHelpEvent & event)
+ wxHelpEvent(const wxHelpEvent& event)
: wxCommandEvent(event),
m_pos(event.m_pos),
m_target(event.m_target),
wxWindowID winid = 0)
: wxCommandEvent(type, winid)
{ }
- wxClipboardTextEvent(const wxClipboardTextEvent & event)
+ wxClipboardTextEvent(const wxClipboardTextEvent& event)
: wxCommandEvent(event)
{ }
: wxCommandEvent(type, winid),
m_pos(pt)
{ }
- wxContextMenuEvent(const wxContextMenuEvent & event)
+ wxContextMenuEvent(const wxContextMenuEvent& event)
: wxCommandEvent(event),
m_pos(event.m_pos)
{ }
: wxEvent(0, wxEVT_IDLE),
m_requestMore(false)
{ }
- wxIdleEvent(const wxIdleEvent & event)
+ wxIdleEvent(const wxIdleEvent& event)
: wxEvent(event),
m_requestMore(event.m_requestMore)
{ }
*/
+
// ============================================================================
// event handler and related classes
// ============================================================================
// being initialized (a temporary instance is created and then this
// constructor is called).
- const_cast< wxEventTableEntryBase & >( entry ).m_fn = NULL;
+ const_cast<wxEventTableEntryBase&>( entry ).m_fn = NULL;
}
~wxEventTableEntryBase()
wxObject* m_callbackUserData;
private:
- wxEventTableEntryBase &operator = ( const wxEventTableEntryBase & );
+ wxDECLARE_NO_ASSIGN_CLASS(wxEventTableEntryBase);
};
// an entry from a static event table
const int& m_eventType;
private:
- wxEventTableEntry &operator = ( const wxEventTableEntry & );
+ wxDECLARE_NO_ASSIGN_CLASS(wxEventTableEntry);
};
// an entry used in dynamic event table managed by wxEvtHandler::Connect()
int m_eventType;
private:
- wxDynamicEventTableEntry &operator = ( const wxDynamicEventTableEntry & );
+ wxDECLARE_NO_ASSIGN_CLASS(wxDynamicEventTableEntry);
};
// ----------------------------------------------------------------------------
// Handle the given event, in other words search the event table hash
// and call self->ProcessEvent() if a match was found.
- bool HandleEvent(wxEvent &event, wxEvtHandler *self);
+ bool HandleEvent(wxEvent& event, wxEvtHandler *self);
// Clear table
void Clear();
-#if defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING
- // Clear all tables
+#if wxUSE_MEMORY_TRACING
+ // Clear all tables: only used to work around problems in memory tracing
+ // code
static void ClearAll();
-#endif // __WXDEBUG__ && wxUSE_MEMORY_TRACING
+#endif // wxUSE_MEMORY_TRACING
protected:
// Init the hash table with the entries of the static event table.
wxEventHashTable* m_previous;
wxEventHashTable* m_next;
- DECLARE_NO_COPY_CLASS(wxEventHashTable)
+ wxDECLARE_NO_COPY_CLASS(wxEventHashTable);
};
// ----------------------------------------------------------------------------
wxEvtHandler();
virtual ~wxEvtHandler();
+
+ // Event handler chain
+ // -------------------
+
wxEvtHandler *GetNextHandler() const { return m_nextHandler; }
wxEvtHandler *GetPreviousHandler() const { return m_previousHandler; }
- void SetNextHandler(wxEvtHandler *handler) { m_nextHandler = handler; }
- void SetPreviousHandler(wxEvtHandler *handler) { m_previousHandler = handler; }
+ virtual void SetNextHandler(wxEvtHandler *handler) { m_nextHandler = handler; }
+ virtual void SetPreviousHandler(wxEvtHandler *handler) { m_previousHandler = handler; }
void SetEvtHandlerEnabled(bool enabled) { m_enabled = enabled; }
bool GetEvtHandlerEnabled() const { return m_enabled; }
+ void Unlink();
+ bool IsUnlinked() const;
+
+
+
+ // Event queuing and processing
+ // ----------------------------
+
// Process an event right now: this can only be called from the main
// thread, use QueueEvent() for scheduling the events for
// processing from other threads.
// when called from C code (e.g. in GTK+ callback) when the exception
// wouldn't correctly propagate to wxEventLoop.
bool SafelyProcessEvent(wxEvent& event);
+ // NOTE: uses ProcessEvent()
// Schedule the given event to be processed later. It takes ownership of
// the event pointer, i.e. it will be deleted later. This is safe to call
}
void ProcessPendingEvents();
+ // NOTE: uses ProcessEvent()
+
+ void DeletePendingEvents();
#if wxUSE_THREADS
bool ProcessThreadEvent(const wxEvent& event);
+ // NOTE: uses AddPendingEvent(); call only from secondary threads
#endif
+
+ // Connecting and disconnecting
+ // ----------------------------
+
+ // These functions are used for old, untyped, event handlers and don't
+ // check that the type of the function passed to them actually matches the
+ // type of the event. They also only allow connecting events to methods of
+ // wxEvtHandler-derived classes.
+ //
+ // The template Connect() methods below are safer and allow connecting
+ // events to arbitrary functions or functors -- but require compiler
+ // support for templates.
+
// Dynamic association of a member function handler with the event handler,
// winid and event type
void Connect(int winid,
wxObject *userData = NULL,
wxEvtHandler *eventSink = NULL)
{
- wxObjectEventFunctor *functor = wxNewEventFunctor( eventType, func, eventSink );
-
- Subscribe( winid, lastId, eventType, functor, userData );
+ DoBind(winid, lastId, eventType,
+ wxNewEventFunctor(eventType, func, eventSink),
+ userData);
}
// Convenience function: take just one id
wxObject *userData = NULL,
wxEvtHandler *eventSink = NULL)
{
- wxObjectEventFunctor functor = wxConstructEventFunctor( eventType, func, eventSink );
-
- return Unsubscribe( winid, lastId, eventType, functor, userData );
+ return DoUnbind(winid, lastId, eventType,
+ wxMakeEventFunctor(eventType, func, eventSink),
+ userData );
}
bool Disconnect(int winid = wxID_ANY,
wxEvtHandler *eventSink = NULL)
{ return Disconnect(wxID_ANY, eventType, func, userData, eventSink); }
-
-#if !wxEVENTS_COMPATIBILITY_2_8
- //
- // Connect a function to an event:
- //
- template <typename EventType>
- void Connect(int winid,
- int lastId,
- const EventType &eventType,
- void (*func)(typename EventType::CorrespondingEvent&),
- wxObject* userData = NULL)
+#ifdef wxHAS_EVENT_BIND
+ // Bind functions to an event:
+ template <typename EventTag, typename EventArg>
+ void Bind(const EventTag& eventType,
+ void (*function)(EventArg &),
+ int winid = wxID_ANY,
+ int lastId = wxID_ANY,
+ wxObject *userData = NULL)
{
- wxEventFunctorFunction< EventType > *functor = wxNewEventFunctor( eventType, func );
-
- Subscribe( winid, lastId, eventType, functor, userData );
+ DoBind(winid, lastId, eventType,
+ wxNewEventFunctor(eventType, function),
+ userData);
}
- template <typename EventType>
- void Connect( int winid,
- const EventType &eventType,
- void ( *func )( typename EventType::CorrespondingEvent & ),
- wxObject* userData = NULL )
- { Connect( winid, wxID_ANY, eventType, func, userData ); }
-
- template <typename EventType>
- void Connect( const EventType &eventType,
- void ( *func )( typename EventType::CorrespondingEvent & ),
- wxObject* userData = NULL )
- { Connect( wxID_ANY, wxID_ANY, eventType, func, userData ); }
-
- //
- // Connect a method to an event:
- //
-
- template <typename EventType, typename Class>
- void Connect( int winid,
- int lastId,
- const EventType &eventType,
- void ( Class::*func )( typename EventType::CorrespondingEvent & ),
- wxObject *userData = NULL )
- {
- wxEventFunctorMethod< EventType, Class, Class > *functor =
- wxNewEventFunctor( eventType, func, static_cast< Class * const >( this ));
- Subscribe( winid, lastId, eventType, functor, userData );
- }
-
- template <typename EventType, typename Class>
- void Connect( int winid,
- const EventType &eventType,
- void ( Class::*func )( typename EventType::CorrespondingEvent & ),
- wxObject *userData = NULL )
- { Connect( winid, wxID_ANY, eventType, func, userData ); }
-
- template <typename EventType, typename Class>
- void Connect( const EventType &eventType,
- void ( Class::*func )( typename EventType::CorrespondingEvent & ),
- wxObject *userData = NULL )
- { Connect( wxID_ANY, wxID_ANY, eventType, func, userData ); }
-
- template <typename EventType, typename Class, typename Derived>
- void Connect( int winid,
- int lastId,
- const EventType &eventType,
- void ( Class::*func )( typename EventType::CorrespondingEvent & ),
- wxObject *userData = NULL,
- Derived *eventSink = NULL )
- {
- wxEventFunctorMethod< EventType, Class, Derived > *functor =
- wxNewEventFunctor( eventType, func, eventSink );
-
- Subscribe( winid, lastId, eventType, functor, userData );
- }
-
- template <typename EventType, typename Class, typename Derived>
- void Connect( int winid,
- const EventType &eventType,
- void ( Class::*func )( typename EventType::CorrespondingEvent & ),
- wxObject *userData = NULL,
- Derived *eventSink = NULL )
- { Connect( winid, wxID_ANY, eventType, func, userData, eventSink ); }
-
- template <typename EventType, typename Class, typename Derived>
- void Connect( const EventType &eventType,
- void ( Class::*func )( typename EventType::CorrespondingEvent & ),
- wxObject *userData = NULL,
- Derived *eventSink = NULL )
- { Connect( wxID_ANY, wxID_ANY, eventType, func, userData, eventSink ); }
-
- template <typename Sender, typename EventType, typename Class, typename Derived>
- static void Connect( Sender *sender,
- int winid,
- int lastId,
- const EventType &eventType,
- void ( Class::*func )( typename EventType::CorrespondingEvent & ),
- wxObject *userData = NULL,
- Derived *eventSink = NULL )
+ template <typename EventTag, typename EventArg>
+ bool Unbind(const EventTag& eventType,
+ void (*function)(EventArg &),
+ int winid = wxID_ANY,
+ int lastId = wxID_ANY,
+ wxObject *userData = NULL)
{
- wxEventFunctorMethod< EventType, Class, Derived > *functor =
- wxNewEventFunctor( eventType, func, eventSink );
-
- sender->Subscribe( winid, lastId, eventType, functor, userData );
+ return DoUnbind(winid, lastId, eventType,
+ wxMakeEventFunctor(eventType, function),
+ userData);
}
- template <typename Sender, typename EventType, typename Class, typename Derived>
- static void Connect( Sender *sender,
- int winid,
- const EventType &eventType,
- void ( Class::*func )( typename EventType::CorrespondingEvent & ),
- wxObject *userData = NULL,
- Derived *eventSink = NULL )
- { Connect( sender, winid, wxID_ANY, eventType, func, userData, eventSink ); }
-
- template <typename Sender, typename EventType, typename Class, typename Derived>
- static void Connect( Sender *sender,
- const EventType &eventType,
- void ( Class::*func )( typename EventType::CorrespondingEvent & ),
- wxObject *userData = NULL,
- Derived *eventSink = NULL )
- { Connect( sender, wxID_ANY, wxID_ANY, eventType, func, userData, eventSink ); }
-
- //
- // Connect an arbitrary functor to an event:
- //
-
- template <typename EventType, typename Functor>
- void Connect( int winid,
- int lastId,
- const EventType &eventType,
- Functor &functor,
- wxObject* userData = NULL)
+ // Bind functors to an event:
+ template <typename EventTag, typename Functor>
+ void Bind(const EventTag& eventType,
+ const Functor &functor,
+ int winid = wxID_ANY,
+ int lastId = wxID_ANY,
+ wxObject *userData = NULL)
{
- wxEventFunctorAdapter< EventType, Functor > *adapter =
- wxNewEventFunctor( eventType, functor );
-
- Subscribe( winid, lastId, eventType, adapter, userData );
+ DoBind(winid, lastId, eventType,
+ wxNewEventFunctor(eventType, functor),
+ userData);
}
- template <typename EventType, typename Functor>
- void Connect( int winid,
- const EventType &eventType,
- Functor &functor,
- wxObject* userData = NULL)
- { Connect( winid, wxID_ANY, eventType, functor, userData ); }
-
- template <typename EventType, typename Functor>
- void Connect( const EventType &eventType,
- Functor &functor,
- wxObject* userData = NULL)
- { Connect( wxID_ANY, wxID_ANY, eventType, functor, userData ); }
- //
- // Disconnect a function from an event:
- //
- template <typename EventType>
- bool Disconnect( int winid,
- int lastId,
- const EventType &eventType,
- void ( *func )( typename EventType::CorrespondingEvent & ),
- wxObject* userData = NULL )
+ template <typename EventTag, typename Functor>
+ bool Unbind(const EventTag& eventType,
+ const Functor &functor,
+ int winid = wxID_ANY,
+ int lastId = wxID_ANY,
+ wxObject *userData = NULL)
{
- wxEventFunctorFunction< EventType > functor = wxConstructEventFunctor( eventType, func );
-
- return Unsubscribe( winid, lastId, eventType, functor, userData );
+ return DoUnbind(winid, lastId, eventType,
+ wxMakeEventFunctor(eventType, functor),
+ userData);
}
- template <typename EventType>
- bool Disconnect( int winid,
- const EventType &eventType,
- void ( *func )( typename EventType::CorrespondingEvent & ),
- wxObject* userData = NULL )
- { return Disconnect( winid, wxID_ANY, eventType, func, userData ); }
- template <typename EventType>
- bool Disconnect( const EventType &eventType,
- void ( *func )( typename EventType::CorrespondingEvent & ),
- wxObject* userData = NULL )
- { return Disconnect( wxID_ANY, wxID_ANY, eventType, func, userData ); }
+ // Bind a method of a class (called on the specified handler which must
+ // be convertible to this class) object to an event:
- //
- // Disconnect a method from an event:
- //
-
- template <typename EventType, typename Class>
- bool Disconnect( int winid,
- int lastId,
- const EventType &eventType,
- void ( Class::*func )( typename EventType::CorrespondingEvent & ),
- wxObject *userData = NULL )
- {
- wxEventFunctorMethod< EventType, Class, Class > functor =
- wxConstructEventFunctor( eventType, func, static_cast< Class * const >( this ));
-
- return Unsubscribe( winid, lastId, eventType, functor, userData );
- }
-
- template <typename EventType, typename Class>
- bool Disconnect( int winid,
- const EventType &eventType,
- void ( Class::*func )( typename EventType::CorrespondingEvent & ),
- wxObject *userData = NULL )
- { return Disconnect( winid, wxID_ANY, eventType, func, userData ); }
-
- template <typename EventType, typename Class>
- bool Disconnect( const EventType &eventType,
- void ( Class::*func )( typename EventType::CorrespondingEvent & ),
- wxObject *userData = NULL )
- { return Disconnect( wxID_ANY, wxID_ANY, eventType, func, userData ); }
-
- template <typename EventType, typename Class, typename Derived>
- bool Disconnect( int winid,
- int lastId,
- const EventType &eventType,
- void ( Class::*func )( typename EventType::CorrespondingEvent & ),
- wxObject *userData = NULL,
- Derived *eventSink = NULL )
- {
- wxEventFunctorMethod< EventType, Class, Derived > functor =
- wxConstructEventFunctor( eventType, func, eventSink );
-
- return Unsubscribe( winid, lastId, eventType, functor, userData );
- }
-
- template <typename EventType, typename Class, typename Derived>
- bool Disconnect( int winid,
- const EventType &eventType,
- void ( Class::*func )( typename EventType::CorrespondingEvent & ),
- wxObject *userData = NULL,
- Derived *eventSink = NULL )
- { return Disconnect( winid, wxID_ANY, eventType, func, userData, eventSink ); }
-
- template <typename EventType, typename Class, typename Derived>
- bool Disconnect( const EventType &eventType,
- void ( Class::*func )( typename EventType::CorrespondingEvent & ),
- wxObject *userData = NULL,
- Derived *eventSink = NULL )
- { return Disconnect( wxID_ANY, wxID_ANY, eventType, func, userData, eventSink ); }
-
- template <typename Sender, typename EventType, typename Class, typename Derived>
- static bool Disconnect( Sender *sender,
- int winid,
- int lastId,
- const EventType &eventType,
- void ( Class::*func )( typename EventType::CorrespondingEvent & ),
- wxObject *userData = NULL,
- Derived *eventSink = NULL )
+ template <typename EventTag, typename Class, typename EventArg, typename EventHandler>
+ void Bind(const EventTag &eventType,
+ void (Class::*method)(EventArg &),
+ EventHandler *handler,
+ int winid = wxID_ANY,
+ int lastId = wxID_ANY,
+ wxObject *userData = NULL)
{
- wxEventFunctorMethod< EventType, Class, Derived > functor =
- wxConstructEventFunctor( eventType, func, eventSink );
-
- return sender->Unsubscribe( winid, lastId, eventType, functor, userData );
+ DoBind(winid, lastId, eventType,
+ wxNewEventFunctor(eventType, method, handler),
+ userData);
}
- template <typename Sender, typename EventType, typename Class, typename Derived>
- static bool Disconnect( Sender *sender,
- int winid,
- const EventType &eventType,
- void ( Class::*func )( typename EventType::CorrespondingEvent & ),
- wxObject *userData = NULL,
- Derived *eventSink = NULL )
- { return Disconnect( sender, winid, wxID_ANY, eventType, func, userData, eventSink ); }
-
- template <typename Sender, typename EventType, typename Class, typename Derived>
- static bool Disconnect( Sender *sender,
- const EventType &eventType,
- void ( Class::*func )( typename EventType::CorrespondingEvent & ),
- wxObject *userData = NULL,
- Derived *eventSink = NULL )
- { return Disconnect( sender, wxID_ANY, wxID_ANY, eventType, func, userData, eventSink ); }
-
- //
- // Disconnect an arbitrary functor from an event:
- //
-
- template <typename EventType, typename Functor>
- bool Disconnect( int winid,
- int lastId,
- const EventType &eventType,
- Functor &functor,
- wxObject* userData = NULL)
+ template <typename EventTag, typename Class, typename EventArg, typename EventHandler>
+ bool Unbind(const EventTag &eventType,
+ void (Class::*method)(EventArg&),
+ EventHandler *handler,
+ int winid = wxID_ANY,
+ int lastId = wxID_ANY,
+ wxObject *userData = NULL )
{
- wxEventFunctorAdapter< EventType, Functor > adapter =
- wxConstructEventFunctor( eventType, functor );
-
- return Unsubscribe( winid, lastId, eventType, adapter, userData );
+ return DoUnbind(winid, lastId, eventType,
+ wxMakeEventFunctor(eventType, method, handler),
+ userData);
}
-
- template <typename EventType, typename Functor>
- bool Disconnect( int winid,
- const EventType &eventType,
- Functor &functor,
- wxObject* userData = NULL)
- { return Disconnect( winid, wxID_ANY, eventType, functor, userData ); }
-
- template <typename EventType, typename Functor>
- bool Disconnect( const EventType &eventType,
- Functor &functor,
- wxObject* userData = NULL)
- { return Disconnect( wxID_ANY, wxID_ANY, eventType, functor, userData ); }
-
-#endif // !wxEVENTS_COMPATIBILITY_2_8
-
+#endif // wxHAS_EVENT_BIND
wxList* GetDynamicEventTable() const { return m_dynamicEvents ; }
void OnSinkDestroyed( wxEvtHandler *sink );
- // The method processing the event in this event handler (or rather in this
- // event handler chain as it also tries the next handler and so on), i.e.
- // it returns true if we processed this event or false if we didn't but
- // does not call TryParent() in the latter case. It also doesn't call
- // wxApp::FilterEvent() before processing it, this is supposed to be done
- // by the public ProcessEvent() only once for every event we handle.
+ // The method tries to process the event in this event handler.
//
// It is meant to be called from ProcessEvent() only and is not virtual,
// additional event handlers can be hooked into the normal event processing
- // logic using TryValidator() hook.
+ // logic using TryBefore() and TryAfter() hooks.
bool ProcessEventHere(wxEvent& event);
private:
- void Subscribe(int winid,
+ void DoBind(int winid,
int lastId,
wxEventType eventType,
wxEventFunctor *func,
- wxObject* userData);
+ wxObject* userData = NULL);
- bool Unsubscribe(int winid,
- int lastId,
- wxEventType eventType,
- const wxEventFunctor &func,
- wxObject *userData);
+ bool DoUnbind(int winid,
+ int lastId,
+ wxEventType eventType,
+ const wxEventFunctor& func,
+ wxObject *userData = NULL);
static const wxEventTableEntry sm_eventTableEntries[];
// hooks for wxWindow used by ProcessEvent()
// -----------------------------------------
- // This one is called before trying our own event table to allow plugging
- // in the validators.
- //
- // NB: This method is intentionally *not* inside wxUSE_VALIDATORS!
- // It is part of wxBase which doesn't use validators and the code
- // is compiled out when building wxBase w/o GUI classes, which affects
- // binary compatibility and wxBase library can't be used by GUI
- // ports.
- virtual bool TryValidator(wxEvent& WXUNUSED(event)) { return false; }
+ // this one is called before trying our own event table to allow plugging
+ // in the event handlers overriding the default logic, this is used by e.g.
+ // validators.
+ virtual bool TryBefore(wxEvent& event);
// this one is called after failing to find the event handle in our own
// table to give a chance to the other windows to process it
//
// base class implementation passes the event to wxTheApp
- virtual bool TryParent(wxEvent& event);
+ virtual bool TryAfter(wxEvent& event);
+
+#ifdef WXWIN_COMPATIBILITY_2_8
+ // deprecated method: override TryBefore() instead of this one
+ wxDEPRECATED_BUT_USED_INTERNALLY_INLINE(
+ virtual bool TryValidator(wxEvent& WXUNUSED(event)), return false; )
+
+ wxDEPRECATED_BUT_USED_INTERNALLY_INLINE(
+ virtual bool TryParent(wxEvent& event), return DoTryApp(event); )
+#endif // WXWIN_COMPATIBILITY_2_8
static const wxEventTable sm_eventTable;
virtual void *DoGetClientData() const;
// Search tracker objects for event connection with this sink
- wxEventConnectionRef *FindRefInTrackerList(wxEvtHandler *eventSink);
+ wxEventConnectionRef *FindRefInTrackerList(wxEvtHandler *handler);
private:
+ // pass the event to wxTheApp instance, called from TryAfter()
+ bool DoTryApp(wxEvent& event);
+
DECLARE_DYNAMIC_CLASS_NO_COPY(wxEvtHandler)
};
+WX_DEFINE_ARRAY_WITH_DECL_PTR(wxEvtHandler *, wxEvtHandlerArray, class WXDLLIMPEXP_BASE);
+
// ----------------------------------------------------------------------------
// wxEventConnectionRef represents all connections between two event handlers
// and enables automatic disconnect when an event handler sink goes out of
friend class wxEvtHandler;
- DECLARE_NO_ASSIGN_CLASS(wxEventConnectionRef)
+ wxDECLARE_NO_ASSIGN_CLASS(wxEventConnectionRef);
};
// Post a message to the given event handler which will be processed during the
wxArrayInt m_eventsToBlock;
wxWindow *m_window;
- DECLARE_NO_COPY_CLASS(wxEventBlocker)
+ wxDECLARE_NO_COPY_CLASS(wxEventBlocker);
};
typedef void (wxEvtHandler::*wxCommandEventFunction)(wxCommandEvent&);
+typedef void (wxEvtHandler::*wxThreadEventFunction)(wxThreadEvent&);
typedef void (wxEvtHandler::*wxScrollEventFunction)(wxScrollEvent&);
typedef void (wxEvtHandler::*wxScrollWinEventFunction)(wxScrollWinEvent&);
typedef void (wxEvtHandler::*wxSizeEventFunction)(wxSizeEvent&);
#define wxCommandEventHandler(func) \
wxEVENT_HANDLER_CAST(wxCommandEventFunction, func)
+#define wxThreadEventHandler(func) \
+ wxEVENT_HANDLER_CAST(wxThreadEventFunction, func)
#define wxScrollEventHandler(func) \
wxEVENT_HANDLER_CAST(wxScrollEventFunction, func)
#define wxScrollWinEventHandler(func) \
#define EVT_TOOL_RCLICKED_RANGE(id1, id2, func) wx__DECLARE_EVT2(wxEVT_COMMAND_TOOL_RCLICKED, id1, id2, wxCommandEventHandler(func))
#define EVT_TOOL_ENTER(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TOOL_ENTER, winid, wxCommandEventHandler(func))
#define EVT_CHECKLISTBOX(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, winid, wxCommandEventHandler(func))
+#define EVT_COMBOBOX_DROPDOWN(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_COMBOBOX_DROPDOWN, winid, wxCommandEventHandler(func))
+#define EVT_COMBOBOX_CLOSEUP(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_COMBOBOX_CLOSEUP, winid, wxCommandEventHandler(func))
// Generic command events
#define EVT_COMMAND_LEFT_CLICK(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_LEFT_CLICK, winid, wxCommandEventHandler(func))
#define EVT_TEXT_COPY(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TEXT_COPY, winid, wxClipboardTextEventHandler(func))
#define EVT_TEXT_PASTE(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TEXT_PASTE, winid, wxClipboardTextEventHandler(func))
-// ----------------------------------------------------------------------------
-// Global data
-// ----------------------------------------------------------------------------
-
-// list containing event handlers with pending events for them
-//
-// notice that each event handler should occur at most once in this list
-extern WXDLLIMPEXP_BASE wxList *wxHandlersWithPendingEvents;
-#if wxUSE_THREADS
- extern WXDLLIMPEXP_BASE wxCriticalSection *wxHandlersWithPendingEventsLocker;
-#endif
+// Thread events
+#define EVT_THREAD(id, func) wx__DECLARE_EVT1(wxEVT_COMMAND_THREAD, id, wxThreadEventHandler(func))
// ----------------------------------------------------------------------------
// Helper functions
// ----------------------------------------------------------------------------
+// This is an ugly hack to allow the use of Bind() instead of Connect() inside
+// the library code if the library was built with support for it, here is how
+// it is used:
+//
+// class SomeEventHandlingClass : wxBIND_OR_CONNECT_HACK_BASE_CLASS
+// public SomeBaseClass
+// {
+// public:
+// SomeEventHandlingClass(wxWindow *win)
+// {
+// // connect to the event for the given window
+// wxBIND_OR_CONNECT_HACK(win, wxEVT_SOMETHING, wxSomeEventHandler,
+// SomeEventHandlingClass::OnSomeEvent, this);
+// }
+//
+// private:
+// void OnSomeEvent(wxSomeEvent&) { ... }
+// };
+//
+// This is *not* meant to be used by library users, it is only defined here
+// (and not in a private header) because the base class must be visible from
+// other public headers, please do NOT use this in your code, it will be
+// removed from future wx versions without warning.
+#ifdef wxHAS_EVENT_BIND
+ #define wxBIND_OR_CONNECT_HACK_BASE_CLASS
+ #define wxBIND_OR_CONNECT_HACK_ONLY_BASE_CLASS
+ #define wxBIND_OR_CONNECT_HACK(w, evt, handler, func, obj) \
+ win->Bind(evt, &func, obj)
+#else // wxHAS_EVENT_BIND
+ #define wxBIND_OR_CONNECT_HACK_BASE_CLASS public wxEvtHandler,
+ #define wxBIND_OR_CONNECT_HACK_ONLY_BASE_CLASS : public wxEvtHandler
+ #define wxBIND_OR_CONNECT_HACK(w, evt, handler, func, obj) \
+ win->Connect(evt, handler(func), NULL, obj)
+#endif // wxHAS_EVENT_BIND
+
#if wxUSE_GUI
// Find a window with the focus, that is also a descendant of the given window.
projects / wxWidgets.git / blobdiff