#include "wx/dynarray.h"
#include "wx/thread.h"
#include "wx/tracker.h"
+#include "wx/typeinfo.h"
+#include "wx/any.h"
+
+#ifdef wxHAS_EVENT_BIND
+ #include "wx/meta/convertible.h"
+#endif
// ----------------------------------------------------------------------------
// forward declarations
class WXDLLIMPEXP_FWD_BASE wxList;
class WXDLLIMPEXP_FWD_BASE wxEvent;
+class WXDLLIMPEXP_FWD_BASE wxEventFilter;
#if wxUSE_GUI
class WXDLLIMPEXP_FWD_CORE wxDC;
class WXDLLIMPEXP_FWD_CORE wxMenu;
#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)
+#define wxDECLARE_EVENT_TABLE_ENTRY(type, winid, idLast, fn, obj) \
+ wxEventTableEntry(type, winid, idLast, wxNewEventTableFunctor(type, fn), obj)
-#define DECLARE_EVENT_TABLE_TERMINATOR() \
+#define wxDECLARE_EVENT_TABLE_TERMINATOR() \
wxEventTableEntry(wxEVT_NULL, 0, 0, 0, 0)
-// obsolete event declaration/definition macros, we don't need them any longer
-// but we keep them for compatibility as it doesn't cost us anything anyhow
-#define BEGIN_DECLARE_EVENT_TYPES()
-#define END_DECLARE_EVENT_TYPES()
-#define DECLARE_EXPORTED_EVENT_TYPE(expdecl, name, value) \
- extern expdecl const wxEventType name;
-#define DECLARE_EVENT_TYPE(name, value) \
- DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_CORE, name, value)
-#define DECLARE_LOCAL_EVENT_TYPE(name, value) \
- DECLARE_EXPORTED_EVENT_TYPE(wxEMPTY_PARAMETER_VALUE, name, value)
-#define DEFINE_EVENT_TYPE(name) const wxEventType name = wxNewEventType();
-#define DEFINE_LOCAL_EVENT_TYPE(name) DEFINE_EVENT_TYPE(name)
-
// generate a new unique event type
extern WXDLLIMPEXP_BASE wxEventType wxNewEventType();
-// FIXME: currently the new events code is disabled because it creates too
-// many problems, it should be reenabled a.s.a.p. or removed
-#undef wxEVENTS_COMPATIBILITY_2_8
-#define wxEVENTS_COMPATIBILITY_2_8 1
+// 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
-// macros to create an event type depending on whether type safe events are
-// enabled.
-
-#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
-
-#if !wxEVENTS_COMPATIBILITY_2_8
-
-template <typename Event>
-class WXDLLIMPEXP_BASE wxTypedEventType
-{
-public:
- typedef Event CorrespondingEvent;
+// Try to cast the given event handler to the correct handler type:
- wxTypedEventType(wxEventType type) { m_type = type; }
+#define wxEVENT_HANDLER_CAST( functype, func ) \
+ ( wxObjectEventFunction )( wxEventFunction )wxStaticCastEvent( functype, &func )
- // 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&);
// compiler we can restore its old definition for it.
typedef wxEventFunction wxObjectEventFunction;
-
-// the functors which will be stored in the static/dynamic tables
+// 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;
+ // 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; }
- virtual wxEvtHandler *GetHandler() 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; }
- virtual wxObjectEventFunction GetMethod() const { return NULL; }
+private:
+ WX_DECLARE_ABSTRACT_TYPEINFO(wxEventFunctor)
};
-// 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;
- }
-
- virtual void operator()(wxEvtHandler *handler, wxEvent& event)
- {
- wxEvtHandler * const realHandler = m_handler ? m_handler : handler;
+ : m_handler( handler ), m_method( method )
+ { }
- (realHandler->*m_method)(event);
- }
+ virtual void operator()(wxEvtHandler *handler, wxEvent& event);
- virtual bool Matches(const wxEventFunctor& other) const
+ virtual bool IsMatching(const wxEventFunctor& functor) const
{
- wxEvtHandler * const handler = other.GetHandler();
+ if ( wxTypeId(functor) == wxTypeId(*this) )
+ {
+ const wxObjectEventFunctor &other =
+ static_cast< const wxObjectEventFunctor & >( functor );
+
+ // FIXME-VC6: amazing but true: replacing "m_method == 0" here
+ // with "!m_method" makes VC6 crash with an ICE in DLL build (only!)
+ // Also notice that using "NULL" instead of "0" results in warnings
+ // about "using NULL in arithmetics" from arm-linux-androideabi-g++
+ // 4.4.3 used for wxAndroid build.
- return (m_handler == handler || !handler) &&
- (m_method == other.GetMethod());
+ return ( m_method == other.m_method || other.m_method == 0 ) &&
+ ( 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 wxEvtHandler *GetEvtHandler() const
+ { return m_handler; }
+
+ virtual wxEventFunction GetEvtMethod() const
+ { return m_method; }
private:
wxEvtHandler *m_handler;
- wxObjectEventFunction m_method;
-};
+ wxEventFunction m_method;
+
+ // Provide a dummy default ctor for type info purposes
+ wxObjectEventFunctor() { }
-// Create a functor for the legacy events: handler can be NULL and its default
-// value is used by the event table macros
+ 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 = NULL)
+ 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
-wxConstructEventFunctor(const 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; }
+};
+
+} // namespace wxPrivate
-template <typename EventType, typename Class, typename Derived>
-class WXDLLIMPEXP_BASE wxEventFunctorMethod : public wxEventFunctor
+// 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 ( wxTypeId(functor) != wxTypeId(*this) )
+ return false;
+
+ typedef wxEventFunctorMethod<EventTag, Class, EventArg, EventHandler>
+ ThisFunctor;
- return (( m_handler == other.m_handler || other.m_handler == NULL ) &&
- ( m_method == other.m_method || other.m_method == NULL ));
+ // 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 *GetHandler() const
+ 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)
{
- // 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 ( 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:
- Derived *m_handler;
- void (Class::*m_method)(typename EventType::CorrespondingEvent&);
+ 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 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 ( wxTypeId(functor) != wxTypeId(*this) )
+ 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;
}
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:
+ // Provide a dummy default ctor for type info purposes
+ wxEventFunctorFunctor() { }
-template <typename EventType>
-inline wxEventFunctorFunction<EventType> *
-wxNewEventFunctor(const EventType &,
- void (*function)(typename EventType::CorrespondingEvent&))
-{
- return new wxEventFunctorFunction<EventType>(function);
-}
+ 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 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 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 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
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 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 wxJoystickEvent;
class WXDLLIMPEXP_FWD_CORE wxDropFilesEvent;
class WXDLLIMPEXP_FWD_CORE wxInitDialogEvent;
-class WXDLLIMPEXP_FWD_CORE wxIdleEvent;
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)
+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_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)
+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
+// 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)
+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; }
+ // Returns the user data optionally associated with the event handler when
+ // using Connect() or Bind().
+ wxObject *GetEventUserData() const { return m_callbackUserData; }
+
// 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()
// 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; }
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;
// 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)
- //
- // 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;
// 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)
};
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)
+ 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);
+};
+
+
+class WXDLLIMPEXP_BASE wxEventBasicPayloadMixin
+{
+public:
+ wxEventBasicPayloadMixin()
+ : m_commandInt(0),
+ m_extraLong(0)
+ {
+ }
+
+ void SetString(const wxString& s) { m_cmdString = s; }
+ const wxString& GetString() const { return m_cmdString; }
+
+ void SetInt(int i) { m_commandInt = i; }
+ int GetInt() const { return m_commandInt; }
+
+ void SetExtraLong(long extraLong) { m_extraLong = extraLong; }
+ long GetExtraLong() const { return m_extraLong; }
+
+protected:
+ // Note: these variables have "cmd" or "command" in their name for backward compatibility:
+ // they used to be part of wxCommandEvent, not this mixin.
+ wxString m_cmdString; // String event argument
+ int m_commandInt;
+ long m_extraLong; // Additional information (e.g. select/deselect)
+
+ wxDECLARE_NO_ASSIGN_CLASS(wxEventBasicPayloadMixin);
+};
+
+class WXDLLIMPEXP_BASE wxEventAnyPayloadMixin : public wxEventBasicPayloadMixin
+{
+public:
+ wxEventAnyPayloadMixin() : wxEventBasicPayloadMixin() {}
+
+#if wxUSE_ANY && (!defined(__VISUALC__) || wxCHECK_VISUALC_VERSION(7))
+ template<typename T>
+ void SetPayload(const T& payload)
+ {
+ m_payload = payload;
+ }
+
+ template<typename T>
+ T GetPayload() const
+ {
+ return m_payload.As<T>();
+ }
+
+protected:
+ wxAny m_payload;
+#endif // wxUSE_ANY && (!defined(__VISUALC__) || wxCHECK_VISUALC_VERSION(7))
+
+ wxDECLARE_NO_ASSIGN_CLASS(wxEventBasicPayloadMixin);
+};
+
+
+// Idle event
+/*
+ wxEVT_IDLE
+ */
+
+// Whether to always send idle events to windows, or
+// to only send update events to those with the
+// wxWS_EX_PROCESS_IDLE style.
+
+enum wxIdleMode
+{
+ // Send idle events to all windows
+ wxIDLE_PROCESS_ALL,
+
+ // Send idle events to windows that have
+ // the wxWS_EX_PROCESS_IDLE flag specified
+ wxIDLE_PROCESS_SPECIFIED
+};
+
+class WXDLLIMPEXP_BASE wxIdleEvent : public wxEvent
+{
+public:
+ wxIdleEvent()
+ : wxEvent(0, wxEVT_IDLE),
+ m_requestMore(false)
+ { }
+ wxIdleEvent(const wxIdleEvent& event)
+ : wxEvent(event),
+ m_requestMore(event.m_requestMore)
+ { }
+
+ void RequestMore(bool needMore = true) { m_requestMore = needMore; }
+ bool MoreRequested() const { return m_requestMore; }
+
+ virtual wxEvent *Clone() const { return new wxIdleEvent(*this); }
+
+ // Specify how wxWidgets will send idle events: to
+ // all windows, or only to those which specify that they
+ // will process the events.
+ static void SetMode(wxIdleMode mode) { sm_idleMode = mode; }
+
+ // Returns the idle event mode
+ static wxIdleMode GetMode() { return sm_idleMode; }
+
+protected:
+ bool m_requestMore;
+ static wxIdleMode sm_idleMode;
+
+private:
+ DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxIdleEvent)
+};
+
+
+// Thread event
+
+class WXDLLIMPEXP_BASE wxThreadEvent : public wxEvent,
+ public wxEventAnyPayloadMixin
+{
+public:
+ wxThreadEvent(wxEventType eventType = wxEVT_THREAD, int id = wxID_ANY)
+ : wxEvent(id, eventType)
+ { }
+
+ wxThreadEvent(const wxThreadEvent& event)
+ : wxEvent(event),
+ wxEventAnyPayloadMixin(event)
+ {
+ // make sure our string member (which uses COW, aka refcounting) is not
+ // shared by other wxString instances:
+ SetString(GetString().Clone());
+ }
+
+ virtual wxEvent *Clone() const
+ {
+ return new wxThreadEvent(*this);
+ }
+
+ // 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)
};
wxEVT_COMMAND_TOGGLEBUTTON_CLICKED
*/
-class WXDLLIMPEXP_CORE wxCommandEvent : public wxEvent
+class WXDLLIMPEXP_CORE wxCommandEvent : public wxEvent,
+ public wxEventBasicPayloadMixin
{
public:
wxCommandEvent(wxEventType commandType = wxEVT_NULL, int winid = 0);
wxCommandEvent(const wxCommandEvent& event)
: wxEvent(event),
- m_cmdString(event.m_cmdString),
- m_commandInt(event.m_commandInt),
- m_extraLong(event.m_extraLong),
+ wxEventBasicPayloadMixin(event),
m_clientData(event.m_clientData),
m_clientObject(event.m_clientObject)
- { }
+ {
+ // Because GetString() can retrieve the string text only on demand, we
+ // need to copy it explicitly.
+ if ( m_cmdString.empty() )
+ m_cmdString = event.GetString();
+ }
// Set/Get client data from controls
void SetClientData(void* clientData) { m_clientData = clientData; }
void SetClientObject(wxClientData* clientObject) { m_clientObject = clientObject; }
wxClientData *GetClientObject() const { return m_clientObject; }
+ // Note: this shadows wxEventBasicPayloadMixin::GetString(), because it does some
+ // GUI-specific hacks
+ wxString GetString() const;
+
// Get listbox selection if single-choice
int GetSelection() const { return m_commandInt; }
- // Set/Get listbox/choice selection string
- void SetString(const wxString& s) { m_cmdString = s; }
- wxString GetString() const;
-
// Get checkbox value
bool IsChecked() const { return m_commandInt != 0; }
// true if the listbox event was a selection.
bool IsSelection() const { return (m_extraLong != 0); }
- void SetExtraLong(long extraLong) { m_extraLong = extraLong; }
- long GetExtraLong() const { return m_extraLong; }
-
- void SetInt(int i) { m_commandInt = i; }
- 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
- int m_commandInt;
- long m_extraLong; // Additional information (e.g. select/deselect)
void* m_clientData; // Arbitrary client data
wxClientData* m_clientObject; // Arbitrary client object
DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxNotifyEvent)
};
+
// 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_LEFT_DCLICK
wxEVT_MIDDLE_DCLICK
wxEVT_RIGHT_DCLICK
- wxEVT_NC_LEFT_DOWN
- wxEVT_NC_LEFT_UP,
- wxEVT_NC_MIDDLE_DOWN,
- wxEVT_NC_MIDDLE_UP,
- wxEVT_NC_RIGHT_DOWN,
- wxEVT_NC_RIGHT_UP,
- wxEVT_NC_MOTION,
- wxEVT_NC_ENTER_WINDOW,
- wxEVT_NC_LEAVE_WINDOW,
- wxEVT_NC_LEFT_DCLICK,
- wxEVT_NC_MIDDLE_DCLICK,
- wxEVT_NC_RIGHT_DCLICK,
*/
-// the symbolic names for the mouse buttons
-enum
+enum wxMouseWheelAxis
{
- 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
+ wxMOUSE_WHEEL_VERTICAL,
+ wxMOUSE_WHEEL_HORIZONTAL
};
class WXDLLIMPEXP_CORE wxMouseEvent : public wxEvent,
// 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 LeftDClick() const { return (m_eventType == wxEVT_LEFT_DCLICK); }
bool MiddleDClick() const { return (m_eventType == wxEVT_MIDDLE_DCLICK); }
bool RightDClick() const { return (m_eventType == wxEVT_RIGHT_DCLICK); }
- 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; }
+ bool Aux1DClick() const { return (m_eventType == wxEVT_AUX1_DCLICK); }
+ bool Aux2DClick() const { return (m_eventType == wxEVT_AUX2_DCLICK); }
// 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
// should occur for each delta.
int GetWheelDelta() const { return m_wheelDelta; }
- // Gets the axis the wheel operation concerns, 0 being the y axis as on
- // most mouse wheels, 1 is the x axis for things like MightyMouse scrolls
- // or horizontal trackpad scrolling
- int GetWheelAxis() const { return m_wheelAxis; }
+ // Gets the axis the wheel operation concerns; wxMOUSE_WHEEL_VERTICAL
+ // (most common case) or wxMOUSE_WHEEL_HORIZONTAL (for horizontal scrolling
+ // using e.g. a trackpad).
+ wxMouseWheelAxis GetWheelAxis() const { return m_wheelAxis; }
// Returns the configured number of lines (or whatever) to be scrolled per
// wheel action. Defaults to one.
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;
+ wxMouseWheelAxis m_wheelAxis;
int m_wheelRotation;
int m_wheelDelta;
int m_linesPerAction;
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),
void SetCursor(const wxCursor& cursor) { m_cursor = cursor; }
const wxCursor& GetCursor() const { return m_cursor; }
- bool HasCursor() const { return m_cursor.Ok(); }
+ bool HasCursor() const { return m_cursor.IsOk(); }
virtual wxEvent *Clone() const { return new wxSetCursorEvent(*this); }
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
{
public:
wxKeyEvent(wxEventType keyType = wxEVT_NULL);
+
+ // Normal copy ctor and a ctor creating a new event for the same key as the
+ // given one but a different event type (this is used in implementation
+ // code only, do not use outside of the library).
wxKeyEvent(const wxKeyEvent& evt);
+ wxKeyEvent(wxEventType eventType, const wxKeyEvent& evt);
// 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; }
{ return wxPoint(m_x, m_y); }
// Get X position
- wxCoord GetX() const { return m_x; }
+ wxCoord GetX() const;
// Get Y position
- wxCoord GetY() const { return m_y; }
+ wxCoord GetY() const;
+
+ // Can be called from wxEVT_CHAR_HOOK handler to allow generation of normal
+ // key events even though the event had been handled (by default they would
+ // not be generated in this case).
+ void DoAllowNextEvent() { m_allowNext = true; }
+
+ // Return the value of the "allow next" flag, for internal use only.
+ bool IsNextEventAllowed() const { return m_allowNext; }
+
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)
// implicitly defined operator=() so need to do it this way:
*static_cast<wxKeyboardState *>(this) = evt;
- m_x = evt.m_x;
- m_y = evt.m_y;
-
- m_keyCode = evt.m_keyCode;
-
- m_scanCode = evt.m_scanCode;
- m_rawCode = evt.m_rawCode;
- m_rawFlags = evt.m_rawFlags;
-#if wxUSE_UNICODE
- m_uniChar = evt.m_uniChar;
-#endif
+ DoAssignMembers(evt);
}
return *this;
}
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
wxUint32 m_rawFlags;
private:
+ // Set the event to propagate if necessary, i.e. if it's of wxEVT_CHAR_HOOK
+ // type. This is used by all ctors.
+ void InitPropagation()
+ {
+ if ( m_eventType == wxEVT_CHAR_HOOK )
+ m_propagationLevel = wxEVENT_PROPAGATE_MAX;
+
+ m_allowNext = false;
+ }
+
+ // Copy only the event data present in this class, this is used by
+ // AssignKeyData() and copy ctor.
+ void DoAssignMembers(const wxKeyEvent& evt)
+ {
+ m_x = evt.m_x;
+ m_y = evt.m_y;
+ m_hasPosition = evt.m_hasPosition;
+
+ m_keyCode = evt.m_keyCode;
+
+ m_rawCode = evt.m_rawCode;
+ m_rawFlags = evt.m_rawFlags;
+#if wxUSE_UNICODE
+ m_uniChar = evt.m_uniChar;
+#endif
+ }
+
+ // Initialize m_x and m_y using the current mouse cursor position if
+ // necessary.
+ void InitPositionIfNecessary() const;
+
+ // If this flag is true, the normal key events should still be generated
+ // even if wxEVT_CHAR_HOOK had been handled. By default it is false as
+ // handling wxEVT_CHAR_HOOK suppresses all the subsequent events.
+ bool m_allowNext;
+
+ // If true, m_x and m_y were already initialized. If false, try to get them
+ // when they're requested.
+ bool m_hasPosition;
+
DECLARE_DYNAMIC_CLASS(wxKeyEvent)
};
: 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)
{ }
{ m_eventType = wxEVT_SIZING; m_id = id; }
wxSize GetSize() const { return m_size; }
+ void SetSize(wxSize size) { m_size = size; }
wxRect GetRect() const { return m_rect; }
void SetRect(const wxRect& rect) { m_rect = rect; }
/*
wxEVT_PAINT
wxEVT_NC_PAINT
- 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)
{ }
DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxContextMenuEvent)
};
-#endif // wxUSE_GUI
-
-// Idle event
-/*
- wxEVT_IDLE
- */
-
-// Whether to always send idle events to windows, or
-// to only send update events to those with the
-// wxWS_EX_PROCESS_IDLE style.
-
-enum wxIdleMode
-{
- // Send idle events to all windows
- wxIDLE_PROCESS_ALL,
-
- // Send idle events to windows that have
- // the wxWS_EX_PROCESS_IDLE flag specified
- wxIDLE_PROCESS_SPECIFIED
-};
-
-class WXDLLIMPEXP_BASE wxIdleEvent : public wxEvent
-{
-public:
- wxIdleEvent()
- : wxEvent(0, wxEVT_IDLE),
- m_requestMore(false)
- { }
- wxIdleEvent(const wxIdleEvent & event)
- : wxEvent(event),
- m_requestMore(event.m_requestMore)
- { }
-
- void RequestMore(bool needMore = true) { m_requestMore = needMore; }
- bool MoreRequested() const { return m_requestMore; }
-
- virtual wxEvent *Clone() const { return new wxIdleEvent(*this); }
-
- // Specify how wxWidgets will send idle events: to
- // all windows, or only to those which specify that they
- // will process the events.
- static void SetMode(wxIdleMode mode) { sm_idleMode = mode; }
-
- // Returns the idle event mode
- static wxIdleMode GetMode() { return sm_idleMode; }
-
-protected:
- bool m_requestMore;
- static wxIdleMode sm_idleMode;
-
-private:
- DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxIdleEvent)
-};
/* TODO
wxEVT_MOUSE_CAPTURE_CHANGED,
wxEVT_COMPARE_ITEM
*/
+#endif // wxUSE_GUI
+
// ============================================================================
// event handler and related classes
m_lastId(idLast),
m_fn(fn),
m_callbackUserData(data)
- { }
+ {
+ wxASSERT_MSG( idLast == wxID_ANY || winid <= idLast,
+ "invalid IDs range: lower bound > upper bound" );
+ }
wxEventTableEntryBase( const wxEventTableEntryBase &entry )
: m_id( entry.m_id ),
// 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.
void InitHashTable();
- // Helper funtion of InitHashTable() to insert 1 entry into the hash table.
+ // Helper function of InitHashTable() to insert 1 entry into the hash table.
void AddEntry(const wxEventTableEntry &entry);
// Allocate and init with null pointers the base hash table.
void AllocEventTypeTable(size_t size);
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;
+
+
+ // Global event filters
+ // --------------------
+
+ // Add an event filter whose FilterEvent() method will be called for each
+ // and every event processed by wxWidgets. The filters are called in LIFO
+ // order and wxApp is registered as an event filter by default. The pointer
+ // must remain valid until it's removed with RemoveFilter() and is not
+ // deleted by wxEvtHandler.
+ static void AddFilter(wxEventFilter* filter);
+
+ // Remove a filter previously installed with AddFilter().
+ static void RemoveFilter(wxEventFilter* filter);
+
+
+ // 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()
+
+ // This method tries to process the event in this event handler, including
+ // any preprocessing done by TryBefore() and all the handlers chained to
+ // it, but excluding the post-processing done in TryAfter().
+ //
+ // 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 TryBefore() and TryAfter() hooks.
+ //
+ // You can also call it yourself to forward an event to another handler but
+ // without propagating it upwards if it's unhandled (this is usually
+ // unwanted when forwarding as the original handler would already do it if
+ // needed normally).
+ bool ProcessEventLocally(wxEvent& event);
// 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 )
- {
- wxEventFunctorMethod< EventType, Class, Derived > *functor =
- wxNewEventFunctor( eventType, func, eventSink );
-
- sender->Subscribe( winid, lastId, eventType, functor, userData );
+ template <typename EventTag, typename EventArg>
+ bool Unbind(const EventTag& eventType,
+ void (*function)(EventArg &),
+ int winid = wxID_ANY,
+ int lastId = wxID_ANY,
+ wxObject *userData = NULL)
+ {
+ 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 ); }
-
- //
- // 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 );
- }
+ // Bind a method of a class (called on the specified handler which must
+ // be convertible to this class) object to an event:
- 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 )
- {
- wxEventFunctorMethod< EventType, Class, Derived > functor =
- wxConstructEventFunctor( eventType, func, eventSink );
-
- return sender->Unsubscribe( winid, lastId, eventType, functor, userData );
+ 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)
+ {
+ 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 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.
- 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.
+ // 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 not a hook but just a helper which looks up the handler in
+ // this object itself.
//
- // 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; }
+ // It is called from ProcessEventLocally() and normally shouldn't be called
+ // directly as doing it would ignore any chained event handlers
+ bool TryHereOnly(wxEvent& event);
+
+ // Another helper which simply calls pre-processing hook and then tries to
+ // handle the event at this handler level.
+ bool TryBeforeAndHere(wxEvent& event)
+ {
+ return TryBefore(event) || TryHereOnly(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);
+
+#if 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);
+
+ // try to process events in all handlers chained to this one
+ bool DoTryChain(wxEvent& event);
+
+ // Head of the event filter linked list.
+ static wxEventFilter* ms_filterList;
+
DECLARE_DYNAMIC_CLASS_NO_COPY(wxEvtHandler)
};
+WX_DEFINE_ARRAY_WITH_DECL_PTR(wxEvtHandler *, wxEvtHandlerArray, class WXDLLIMPEXP_BASE);
+
+
+// Define an inline method of wxObjectEventFunctor which couldn't be defined
+// before wxEvtHandler declaration: at least Sun CC refuses to compile function
+// calls through pointer to member for forward-declared classes (see #12452).
+inline void wxObjectEventFunctor::operator()(wxEvtHandler *handler, wxEvent& event)
+{
+ wxEvtHandler * const realHandler = m_handler ? m_handler : handler;
+
+ (realHandler->*m_method)(event);
+}
+
// ----------------------------------------------------------------------------
// 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
typedef void (wxEvtHandler::*wxEventFunction)(wxEvent&);
typedef void (wxEvtHandler::*wxIdleEventFunction)(wxIdleEvent&);
+typedef void (wxEvtHandler::*wxThreadEventFunction)(wxThreadEvent&);
#define wxEventHandler(func) \
wxEVENT_HANDLER_CAST(wxEventFunction, func)
#define wxIdleEventHandler(func) \
wxEVENT_HANDLER_CAST(wxIdleEventFunction, func)
+#define wxThreadEventHandler(func) \
+ wxEVENT_HANDLER_CAST(wxThreadEventFunction, func)
#if wxUSE_GUI
wxArrayInt m_eventsToBlock;
wxWindow *m_window;
- DECLARE_NO_COPY_CLASS(wxEventBlocker)
+ wxDECLARE_NO_COPY_CLASS(wxEventBlocker);
};
typedef void (wxEvtHandler::*wxCommandEventFunction)(wxCommandEvent&);
// N.B. In GNU-WIN32, you *have* to take the address of a member function
// (use &) or the compiler crashes...
-#define DECLARE_EVENT_TABLE() \
- private: \
- static const wxEventTableEntry sm_eventTableEntries[]; \
- protected: \
- static const wxEventTable sm_eventTable; \
- virtual const wxEventTable* GetEventTable() const; \
- static wxEventHashTable sm_eventHashTable; \
- virtual wxEventHashTable& GetEventHashTable() const;
+#define wxDECLARE_EVENT_TABLE() \
+ private: \
+ static const wxEventTableEntry sm_eventTableEntries[]; \
+ protected: \
+ static const wxEventTable sm_eventTable; \
+ virtual const wxEventTable* GetEventTable() const; \
+ static wxEventHashTable sm_eventHashTable; \
+ virtual wxEventHashTable& GetEventHashTable() const
// N.B.: when building DLL with Borland C++ 5.5 compiler, you must initialize
// sm_eventTable before using it in GetEventTable() or the compiler gives
// E2233 (see http://groups.google.com/groups?selm=397dcc8a%241_2%40dnews)
-#define BEGIN_EVENT_TABLE(theClass, baseClass) \
+#define wxBEGIN_EVENT_TABLE(theClass, baseClass) \
const wxEventTable theClass::sm_eventTable = \
{ &baseClass::sm_eventTable, &theClass::sm_eventTableEntries[0] }; \
const wxEventTable *theClass::GetEventTable() const \
{ return theClass::sm_eventHashTable; } \
const wxEventTableEntry theClass::sm_eventTableEntries[] = { \
-#define BEGIN_EVENT_TABLE_TEMPLATE1(theClass, baseClass, T1) \
+#define wxBEGIN_EVENT_TABLE_TEMPLATE1(theClass, baseClass, T1) \
template<typename T1> \
const wxEventTable theClass<T1>::sm_eventTable = \
{ &baseClass::sm_eventTable, &theClass<T1>::sm_eventTableEntries[0] }; \
template<typename T1> \
const wxEventTableEntry theClass<T1>::sm_eventTableEntries[] = { \
-#define BEGIN_EVENT_TABLE_TEMPLATE2(theClass, baseClass, T1, T2) \
+#define wxBEGIN_EVENT_TABLE_TEMPLATE2(theClass, baseClass, T1, T2) \
template<typename T1, typename T2> \
const wxEventTable theClass<T1, T2>::sm_eventTable = \
{ &baseClass::sm_eventTable, &theClass<T1, T2>::sm_eventTableEntries[0] }; \
template<typename T1, typename T2> \
const wxEventTableEntry theClass<T1, T2>::sm_eventTableEntries[] = { \
-#define BEGIN_EVENT_TABLE_TEMPLATE3(theClass, baseClass, T1, T2, T3) \
+#define wxBEGIN_EVENT_TABLE_TEMPLATE3(theClass, baseClass, T1, T2, T3) \
template<typename T1, typename T2, typename T3> \
const wxEventTable theClass<T1, T2, T3>::sm_eventTable = \
{ &baseClass::sm_eventTable, &theClass<T1, T2, T3>::sm_eventTableEntries[0] }; \
template<typename T1, typename T2, typename T3> \
const wxEventTableEntry theClass<T1, T2, T3>::sm_eventTableEntries[] = { \
-#define BEGIN_EVENT_TABLE_TEMPLATE4(theClass, baseClass, T1, T2, T3, T4) \
+#define wxBEGIN_EVENT_TABLE_TEMPLATE4(theClass, baseClass, T1, T2, T3, T4) \
template<typename T1, typename T2, typename T3, typename T4> \
const wxEventTable theClass<T1, T2, T3, T4>::sm_eventTable = \
{ &baseClass::sm_eventTable, &theClass<T1, T2, T3, T4>::sm_eventTableEntries[0] }; \
template<typename T1, typename T2, typename T3, typename T4> \
const wxEventTableEntry theClass<T1, T2, T3, T4>::sm_eventTableEntries[] = { \
-#define BEGIN_EVENT_TABLE_TEMPLATE5(theClass, baseClass, T1, T2, T3, T4, T5) \
+#define wxBEGIN_EVENT_TABLE_TEMPLATE5(theClass, baseClass, T1, T2, T3, T4, T5) \
template<typename T1, typename T2, typename T3, typename T4, typename T5> \
const wxEventTable theClass<T1, T2, T3, T4, T5>::sm_eventTable = \
{ &baseClass::sm_eventTable, &theClass<T1, T2, T3, T4, T5>::sm_eventTableEntries[0] }; \
template<typename T1, typename T2, typename T3, typename T4, typename T5> \
const wxEventTableEntry theClass<T1, T2, T3, T4, T5>::sm_eventTableEntries[] = { \
-#define BEGIN_EVENT_TABLE_TEMPLATE7(theClass, baseClass, T1, T2, T3, T4, T5, T6, T7) \
+#define wxBEGIN_EVENT_TABLE_TEMPLATE7(theClass, baseClass, T1, T2, T3, T4, T5, T6, T7) \
template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7> \
const wxEventTable theClass<T1, T2, T3, T4, T5, T6, T7>::sm_eventTable = \
{ &baseClass::sm_eventTable, &theClass<T1, T2, T3, T4, T5, T6, T7>::sm_eventTableEntries[0] }; \
template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7> \
const wxEventTableEntry theClass<T1, T2, T3, T4, T5, T6, T7>::sm_eventTableEntries[] = { \
-#define BEGIN_EVENT_TABLE_TEMPLATE8(theClass, baseClass, T1, T2, T3, T4, T5, T6, T7, T8) \
+#define wxBEGIN_EVENT_TABLE_TEMPLATE8(theClass, baseClass, T1, T2, T3, T4, T5, T6, T7, T8) \
template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8> \
const wxEventTable theClass<T1, T2, T3, T4, T5, T6, T7, T8>::sm_eventTable = \
{ &baseClass::sm_eventTable, &theClass<T1, T2, T3, T4, T5, T6, T7, T8>::sm_eventTableEntries[0] }; \
template<typename T1, typename T2, typename T3, typename T4, typename T5, typename T6, typename T7, typename T8> \
const wxEventTableEntry theClass<T1, T2, T3, T4, T5, T6, T7, T8>::sm_eventTableEntries[] = { \
-#define END_EVENT_TABLE() DECLARE_EVENT_TABLE_TERMINATOR() };
+#define wxEND_EVENT_TABLE() \
+ wxDECLARE_EVENT_TABLE_TERMINATOR() };
/*
* Event table macros
// - id1, id2 ids of the first/last id
// - fn the function (should be cast to the right type)
#define wx__DECLARE_EVT2(evt, id1, id2, fn) \
- DECLARE_EVENT_TABLE_ENTRY(evt, id1, id2, fn, NULL),
+ wxDECLARE_EVENT_TABLE_ENTRY(evt, id1, id2, fn, NULL),
#define wx__DECLARE_EVT1(evt, id, fn) \
wx__DECLARE_EVT2(evt, id, wxID_ANY, fn)
#define wx__DECLARE_EVT0(evt, fn) \
#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_THREAD, id, wxThreadEventHandler(func))
+// alias for backward compatibility with 2.9.0:
+#define wxEVT_COMMAND_THREAD wxEVT_THREAD
// ----------------------------------------------------------------------------
// 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(win, 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(win, 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.
#endif // wxUSE_GUI
+
+// ----------------------------------------------------------------------------
+// Compatibility macro aliases
+// ----------------------------------------------------------------------------
+
+// deprecated variants _not_ requiring a semicolon after them and without wx prefix
+// (note that also some wx-prefixed macro do _not_ require a semicolon because
+// it's not always possible to force the compire to require it)
+
+#define DECLARE_EVENT_TABLE_ENTRY(type, winid, idLast, fn, obj) \
+ wxDECLARE_EVENT_TABLE_ENTRY(type, winid, idLast, fn, obj)
+#define DECLARE_EVENT_TABLE_TERMINATOR() wxDECLARE_EVENT_TABLE_TERMINATOR()
+#define DECLARE_EVENT_TABLE() wxDECLARE_EVENT_TABLE();
+#define BEGIN_EVENT_TABLE(a,b) wxBEGIN_EVENT_TABLE(a,b)
+#define BEGIN_EVENT_TABLE_TEMPLATE1(a,b,c) wxBEGIN_EVENT_TABLE_TEMPLATE1(a,b,c)
+#define BEGIN_EVENT_TABLE_TEMPLATE2(a,b,c,d) wxBEGIN_EVENT_TABLE_TEMPLATE1(a,b,c,d)
+#define BEGIN_EVENT_TABLE_TEMPLATE3(a,b,c,d,e) wxBEGIN_EVENT_TABLE_TEMPLATE1(a,b,c,d,e)
+#define BEGIN_EVENT_TABLE_TEMPLATE4(a,b,c,d,e,f) wxBEGIN_EVENT_TABLE_TEMPLATE1(a,b,c,d,e,f)
+#define BEGIN_EVENT_TABLE_TEMPLATE5(a,b,c,d,e,f,g) wxBEGIN_EVENT_TABLE_TEMPLATE1(a,b,c,d,e,f,g)
+#define BEGIN_EVENT_TABLE_TEMPLATE6(a,b,c,d,e,f,g,h) wxBEGIN_EVENT_TABLE_TEMPLATE1(a,b,c,d,e,f,g,h)
+#define END_EVENT_TABLE() wxEND_EVENT_TABLE()
+
+// other obsolete event declaration/definition macros; we don't need them any longer
+// but we keep them for compatibility as it doesn't cost us anything anyhow
+#define BEGIN_DECLARE_EVENT_TYPES()
+#define END_DECLARE_EVENT_TYPES()
+#define DECLARE_EXPORTED_EVENT_TYPE(expdecl, name, value) \
+ extern expdecl const wxEventType name;
+#define DECLARE_EVENT_TYPE(name, value) \
+ DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_CORE, name, value)
+#define DECLARE_LOCAL_EVENT_TYPE(name, value) \
+ DECLARE_EXPORTED_EVENT_TYPE(wxEMPTY_PARAMETER_VALUE, name, value)
+#define DEFINE_EVENT_TYPE(name) const wxEventType name = wxNewEventType();
+#define DEFINE_LOCAL_EVENT_TYPE(name) DEFINE_EVENT_TYPE(name)
+
#endif // _WX_EVENT_H_
projects / wxWidgets.git / blobdiff