X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d3c7fc996a73e9f6a83067bc28a3c5581a3fee65..d0f063020e6fb1b1a660952d0844071e0df24324:/include/wx/event.h diff --git a/include/wx/event.h b/include/wx/event.h index 43ed9f4e21..de71cd631d 100644 --- a/include/wx/event.h +++ b/include/wx/event.h @@ -9,36 +9,60 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifndef _WX_EVENT_H__ -#define _WX_EVENT_H__ +#ifndef _WX_EVENT_H_ +#define _WX_EVENT_H_ #include "wx/defs.h" +#include "wx/cpp.h" #include "wx/object.h" #include "wx/clntdata.h" #if wxUSE_GUI #include "wx/gdicmn.h" #include "wx/cursor.h" + #include "wx/mousestate.h" #endif +#include "wx/dynarray.h" #include "wx/thread.h" +#include "wx/tracker.h" -#include "wx/dynarray.h" +#ifdef wxHAS_EVENT_BIND + #include "wx/meta/convertible.h" +#endif // ---------------------------------------------------------------------------- // forward declarations // ---------------------------------------------------------------------------- -class WXDLLIMPEXP_BASE wxList; - +class WXDLLIMPEXP_FWD_BASE wxList; +class WXDLLIMPEXP_FWD_BASE wxEvent; #if wxUSE_GUI - class WXDLLIMPEXP_CORE wxDC; - class WXDLLIMPEXP_CORE wxMenu; - class WXDLLIMPEXP_CORE wxWindow; - class WXDLLIMPEXP_CORE wxWindowBase; + class WXDLLIMPEXP_FWD_CORE wxDC; + class WXDLLIMPEXP_FWD_CORE wxMenu; + class WXDLLIMPEXP_FWD_CORE wxWindow; + class WXDLLIMPEXP_FWD_CORE wxWindowBase; #endif // wxUSE_GUI -class WXDLLIMPEXP_BASE wxEvtHandler; +// We operate with pointer to members of wxEvtHandler (such functions are used +// as event handlers in the event tables or as arguments to Connect()) but by +// default MSVC uses a restricted (but more efficient) representation of +// pointers to members which can't deal with multiple base classes. To avoid +// mysterious (as the compiler is not good enough to detect this and give a +// sensible error message) errors in the user code as soon as it defines +// classes inheriting from both wxEvtHandler (possibly indirectly, e.g. via +// wxWindow) and something else (including our own wxTrackable but not limited +// to it), we use the special MSVC keyword telling the compiler to use a more +// general pointer to member representation for the classes inheriting from +// wxEvtHandler. +#ifdef __VISUALC__ + #define wxMSVC_FWD_MULTIPLE_BASES __multiple_inheritance +#else + #define wxMSVC_FWD_MULTIPLE_BASES +#endif + +class WXDLLIMPEXP_FWD_BASE wxMSVC_FWD_MULTIPLE_BASES wxEvtHandler; +class wxEventConnectionRef; // ---------------------------------------------------------------------------- // Event types @@ -46,56 +70,21 @@ class WXDLLIMPEXP_BASE wxEvtHandler; typedef int wxEventType; -// 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. -#define wxStaticCastEvent(type, val) wx_static_cast(type, val) - -// in previous versions of wxWidgets the event types used to be constants -// which created difficulties with custom/user event types definition -// -// starting from wxWidgets 2.4 the event types are now dynamically assigned -// using wxNewEventType() which solves this problem, however at price of -// several incompatibilities: -// -// a) event table macros declaration changed, it now uses wxEventTableEntry -// ctor instead of initialisation from an agregate - the macro -// DECLARE_EVENT_TABLE_ENTRY may be used to write code which can compile -// with all versions of wxWidgets -// -// b) event types can't be used as switch() cases as they're not really -// constant any more - there is no magic solution here, you just have to -// change the switch()es to if()s -// -// if these are real problems for you, define WXWIN_COMPATIBILITY_EVENT_TYPES -// as 1 to get 100% old behaviour, however you won't be able to use the -// libraries using the new dynamic event type allocation in such case, so avoid -// it if possible. -#ifndef WXWIN_COMPATIBILITY_EVENT_TYPES - #define WXWIN_COMPATIBILITY_EVENT_TYPES 0 -#endif +#define wxEVT_ANY ((wxEventType)-1) -#if WXWIN_COMPATIBILITY_EVENT_TYPES - -#define DECLARE_EVENT_TABLE_ENTRY(type, winid, idLast, fn, obj) \ - { type, winid, idLast, fn, obj } - -#define BEGIN_DECLARE_EVENT_TYPES() enum { -#define END_DECLARE_EVENT_TYPES() }; -#define DECLARE_EVENT_TYPE(name, value) name = wxEVT_FIRST + value, -#define DECLARE_LOCAL_EVENT_TYPE(name, value) name = wxEVT_USER_FIRST + value, -#define DECLARE_EXPORTED_EVENT_TYPE(expdecl, name, value) \ - DECLARE_LOCAL_EVENT_TYPE(name, value) -#define DEFINE_EVENT_TYPE(name) -#define DEFINE_LOCAL_EVENT_TYPE(name) - - -#else // !WXWIN_COMPATIBILITY_EVENT_TYPES +// this is used to make the event table entry type safe, so that for an event +// handler only a function with proper parameter list can be given. See also +// the wxEVENT_HANDLER_CAST-macro. +#define wxStaticCastEvent(type, val) static_cast(val) #define DECLARE_EVENT_TABLE_ENTRY(type, winid, idLast, fn, obj) \ - wxEventTableEntry(type, winid, idLast, fn, obj) + wxEventTableEntry(type, winid, idLast, wxNewEventTableFunctor(type, fn), obj) -#define EMPTY_PARAMETER_VALUE /* Fake macro parameter value */ +#define DECLARE_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) \ @@ -103,191 +92,748 @@ typedef int wxEventType; #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(EMPTY_PARAMETER_VALUE, 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(); -#endif // WXWIN_COMPATIBILITY_EVENT_TYPES/!WXWIN_COMPATIBILITY_EVENT_TYPES - -BEGIN_DECLARE_EVENT_TYPES() - -#if WXWIN_COMPATIBILITY_EVENT_TYPES - wxEVT_NULL = 0, - wxEVT_FIRST = 10000, - wxEVT_USER_FIRST = wxEVT_FIRST + 2000, -#else // !WXWIN_COMPATIBILITY_EVENT_TYPES - // it is important to still have these as constants to avoid - // initialization order related problems - DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_BASE, wxEVT_NULL, 0) - DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_BASE, wxEVT_FIRST, 10000) - DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_BASE, wxEVT_USER_FIRST, wxEVT_FIRST + 2000) -#endif // WXWIN_COMPATIBILITY_EVENT_TYPES/!WXWIN_COMPATIBILITY_EVENT_TYPES - - DECLARE_EVENT_TYPE(wxEVT_COMMAND_BUTTON_CLICKED, 1) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_CHECKBOX_CLICKED, 2) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_CHOICE_SELECTED, 3) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_LISTBOX_SELECTED, 4) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, 5) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, 6) - // now they are in wx/textctrl.h -#if WXWIN_COMPATIBILITY_EVENT_TYPES - DECLARE_EVENT_TYPE(wxEVT_COMMAND_TEXT_UPDATED, 7) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_TEXT_ENTER, 8) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_TEXT_URL, 13) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_TEXT_MAXLEN, 14) -#endif // WXWIN_COMPATIBILITY_EVENT_TYPES - DECLARE_EVENT_TYPE(wxEVT_COMMAND_MENU_SELECTED, 9) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_SLIDER_UPDATED, 10) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_RADIOBOX_SELECTED, 11) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_RADIOBUTTON_SELECTED, 12) - - // wxEVT_COMMAND_SCROLLBAR_UPDATED is now obsolete since we use - // wxEVT_SCROLL... events - - DECLARE_EVENT_TYPE(wxEVT_COMMAND_SCROLLBAR_UPDATED, 13) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_VLBOX_SELECTED, 14) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_COMBOBOX_SELECTED, 15) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_TOOL_RCLICKED, 16) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_TOOL_ENTER, 17) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_SPINCTRL_UPDATED, 18) - - // Sockets and timers send events, too - DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_BASE, wxEVT_SOCKET, 50) - DECLARE_EVENT_TYPE(wxEVT_TIMER , 80) - - // Mouse event types - DECLARE_EVENT_TYPE(wxEVT_LEFT_DOWN, 100) - DECLARE_EVENT_TYPE(wxEVT_LEFT_UP, 101) - DECLARE_EVENT_TYPE(wxEVT_MIDDLE_DOWN, 102) - DECLARE_EVENT_TYPE(wxEVT_MIDDLE_UP, 103) - DECLARE_EVENT_TYPE(wxEVT_RIGHT_DOWN, 104) - DECLARE_EVENT_TYPE(wxEVT_RIGHT_UP, 105) - DECLARE_EVENT_TYPE(wxEVT_MOTION, 106) - DECLARE_EVENT_TYPE(wxEVT_ENTER_WINDOW, 107) - DECLARE_EVENT_TYPE(wxEVT_LEAVE_WINDOW, 108) - DECLARE_EVENT_TYPE(wxEVT_LEFT_DCLICK, 109) - DECLARE_EVENT_TYPE(wxEVT_MIDDLE_DCLICK, 110) - DECLARE_EVENT_TYPE(wxEVT_RIGHT_DCLICK, 111) - DECLARE_EVENT_TYPE(wxEVT_SET_FOCUS, 112) - DECLARE_EVENT_TYPE(wxEVT_KILL_FOCUS, 113) - DECLARE_EVENT_TYPE(wxEVT_CHILD_FOCUS, 114) - DECLARE_EVENT_TYPE(wxEVT_MOUSEWHEEL, 115) - - // Non-client mouse events - DECLARE_EVENT_TYPE(wxEVT_NC_LEFT_DOWN, 200) - DECLARE_EVENT_TYPE(wxEVT_NC_LEFT_UP, 201) - DECLARE_EVENT_TYPE(wxEVT_NC_MIDDLE_DOWN, 202) - DECLARE_EVENT_TYPE(wxEVT_NC_MIDDLE_UP, 203) - DECLARE_EVENT_TYPE(wxEVT_NC_RIGHT_DOWN, 204) - DECLARE_EVENT_TYPE(wxEVT_NC_RIGHT_UP, 205) - DECLARE_EVENT_TYPE(wxEVT_NC_MOTION, 206) - DECLARE_EVENT_TYPE(wxEVT_NC_ENTER_WINDOW, 207) - DECLARE_EVENT_TYPE(wxEVT_NC_LEAVE_WINDOW, 208) - DECLARE_EVENT_TYPE(wxEVT_NC_LEFT_DCLICK, 209) - DECLARE_EVENT_TYPE(wxEVT_NC_MIDDLE_DCLICK, 210) - DECLARE_EVENT_TYPE(wxEVT_NC_RIGHT_DCLICK, 211) - - // Character input event type - DECLARE_EVENT_TYPE(wxEVT_CHAR, 212) - DECLARE_EVENT_TYPE(wxEVT_CHAR_HOOK, 213) - DECLARE_EVENT_TYPE(wxEVT_NAVIGATION_KEY, 214) - DECLARE_EVENT_TYPE(wxEVT_KEY_DOWN, 215) - DECLARE_EVENT_TYPE(wxEVT_KEY_UP, 216) +// define macros to create new event types: +#ifdef wxHAS_EVENT_BIND + // events are represented by an instance of wxEventTypeTag and the + // corresponding type must be specified for type-safety checks + + // define a new custom event type, can be used alone or after event + // declaration in the header using one of the macros below + #define wxDEFINE_EVENT( name, type ) \ + const wxEventTypeTag< type > name( wxNewEventType() ) + + // the general version allowing exporting the event type from DLL, used by + // wxWidgets itself + #define wxDECLARE_EXPORTED_EVENT( expdecl, name, type ) \ + extern const expdecl wxEventTypeTag< type > name + + // this is the version which will normally be used in the user code + #define wxDECLARE_EVENT( name, type ) \ + wxDECLARE_EXPORTED_EVENT( wxEMPTY_PARAMETER_VALUE, name, type ) + + + // these macros are only used internally for backwards compatibility and + // allow to define an alias for an existing event type (this is used by + // wxEVT_SPIN_XXX) + #define wxDEFINE_EVENT_ALIAS( name, type, value ) \ + const wxEventTypeTag< type > name( value ) + + #define wxDECLARE_EXPORTED_EVENT_ALIAS( expdecl, name, type ) \ + extern const expdecl wxEventTypeTag< type > name +#else // !wxHAS_EVENT_BIND + // the macros are the same ones as above but defined differently as we only + // use the integer event type values to identify events in this case + + #define wxDEFINE_EVENT( name, type ) \ + const wxEventType name( wxNewEventType() ) + + #define wxDECLARE_EXPORTED_EVENT( expdecl, name, type ) \ + extern const expdecl wxEventType name + #define wxDECLARE_EVENT( name, type ) \ + wxDECLARE_EXPORTED_EVENT( wxEMPTY_PARAMETER_VALUE, name, type ) + + #define wxDEFINE_EVENT_ALIAS( name, type, value ) \ + const wxEventType name = value + #define wxDECLARE_EXPORTED_EVENT_ALIAS( expdecl, name, type ) \ + extern const expdecl wxEventType name +#endif // wxHAS_EVENT_BIND/!wxHAS_EVENT_BIND + +// Try to cast the given event handler to the correct handler type: + +#define wxEVENT_HANDLER_CAST( functype, func ) \ + ( wxObjectEventFunction )( wxEventFunction )wxStaticCastEvent( functype, &func ) + + +#ifdef wxHAS_EVENT_BIND + +// The tag is a type associated to the event type (which is an integer itself, +// in spite of its name) value. It exists in order to be used as a template +// parameter and provide a mapping between the event type values and their +// corresponding wxEvent-derived classes. +template +class wxEventTypeTag +{ +public: + // The class of wxEvent-derived class carried by the events of this type. + typedef T EventClass; + + wxEventTypeTag(wxEventType type) { m_type = type; } + + // Return a wxEventType reference for the initialization of the static + // event tables. See wxEventTableEntry::m_eventType for a more thorough + // explanation. + operator const wxEventType&() const { return m_type; } + +private: + wxEventType m_type; +}; + +#endif // wxHAS_EVENT_BIND + +// These are needed for the functor definitions +typedef void (wxEvtHandler::*wxEventFunction)(wxEvent&); + +// We had some trouble (specifically with eVC for ARM WinCE build) with using +// wxEventFunction in the past so we had introduced wxObjectEventFunction which +// used to be a typedef for a member of wxObject and not wxEvtHandler to work +// around this but as eVC is not really supported any longer we now only keep +// this for backwards compatibility and, despite its name, this is a typedef +// for wxEvtHandler member now -- but if we have the same problem with another +// compiler we can restore its old definition for it. +typedef wxEventFunction wxObjectEventFunction; + + +// wxEventFunctorClassInfo is used as a unique identifier for wxEventFunctor- +// derived classes; it is more light weight than wxClassInfo and can be used in +// template classes +typedef void (*wxEventFunctorClassInfo)(); + +// this macro must be used in wxEventFunctor-derived classes +#define wxDEFINE_EVENT_FUNCTOR_CLASS_INFO( classInfoName ) \ + static void classInfoName() {} + +// The event functor which is stored in the static and dynamic event tables: +class WXDLLIMPEXP_BASE wxEventFunctor +{ +public: + virtual ~wxEventFunctor(); + + // Invoke the actual event handler: + virtual void operator()(wxEvtHandler *, wxEvent&) = 0; + + // this function tests whether this functor is matched, for the purpose of + // finding it in an event table in Unbind(), by the given functor: + virtual bool IsMatching(const wxEventFunctor& functor) const = 0; + + // Test whether the given class info is the same as from this functor. This + // allows us in IsMatching to safely downcast the given wxEventFunctor without + // the usage of dynamic_cast<>(). + virtual bool IsSameClass(wxEventFunctorClassInfo classInfo) const = 0; + + // If the functor holds an wxEvtHandler, then get access to it and track + // its lifetime with wxEventConnectionRef: + virtual wxEvtHandler *GetEvtHandler() const + { return NULL; } + + // This is only used to maintain backward compatibility in + // wxAppConsoleBase::CallEventHandler and ensures that an overwritten + // wxAppConsoleBase::HandleEvent is still called for functors which hold an + // wxEventFunction: + virtual wxEventFunction GetEvtMethod() const + { return NULL; } +}; + +// A plain method functor 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; + + (realHandler->*m_method)(event); + } + + virtual bool IsMatching(const wxEventFunctor& functor) const + { + if ( functor.IsSameClass( sm_classInfo )) + { + const wxObjectEventFunctor &other = + static_cast< const wxObjectEventFunctor & >( functor ); + + // FIXME-VC6: amazing but true: replacing "method == NULL" here + // with "!method" makes VC6 crash with an ICE in DLL build (only!) + + return ( m_method == other.m_method || other.m_method == NULL ) && + ( m_handler == other.m_handler || other.m_handler == NULL ); + } + else + return false; + } + + virtual bool IsSameClass( wxEventFunctorClassInfo otherClassInfo ) const + { return sm_classInfo == otherClassInfo; } + + virtual wxEvtHandler *GetEvtHandler() const + { return m_handler; } + + virtual wxEventFunction GetEvtMethod() const + { return m_method; } + +private: + wxEvtHandler *m_handler; + wxEventFunction m_method; + + wxDEFINE_EVENT_FUNCTOR_CLASS_INFO( sm_classInfo ); +}; + +// Create a functor for the legacy events: used by Connect() +inline wxObjectEventFunctor * +wxNewEventFunctor(const wxEventType& WXUNUSED(evtType), + wxObjectEventFunction method, + wxEvtHandler *handler) +{ + return new wxObjectEventFunctor(method, handler); +} + +// This version is used by DECLARE_EVENT_TABLE_ENTRY() +inline wxObjectEventFunctor * +wxNewEventTableFunctor(const wxEventType& WXUNUSED(evtType), + wxObjectEventFunction method) +{ + return new wxObjectEventFunctor(method, NULL); +} + +inline wxObjectEventFunctor +wxMakeEventFunctor(const wxEventType& WXUNUSED(evtType), + wxObjectEventFunction method, + wxEvtHandler *handler) +{ + return wxObjectEventFunctor(method, handler); +} + +#ifdef wxHAS_EVENT_BIND + +namespace wxPrivate +{ + +// helper template defining nested "type" typedef as the event class +// corresponding to the given event type +template struct EventClassOf; + +// the typed events provide the information about the class of the events they +// carry themselves: +template +struct EventClassOf< wxEventTypeTag > +{ + typedef typename wxEventTypeTag::EventClass type; +}; + +// for the old untyped events we don't have information about the exact event +// class carried by them +template <> +struct EventClassOf +{ + typedef wxEvent type; +}; + + +// helper class defining operations different for method functors using an +// object of wxEvtHandler-derived class as handler and the others +template struct HandlerImpl; + +// specialization for handlers deriving from wxEvtHandler +template +struct HandlerImpl +{ + static bool IsEvtHandler() + { return true; } + static T *ConvertFromEvtHandler(wxEvtHandler *p) + { return static_cast(p); } + static wxEvtHandler *ConvertToEvtHandler(T *p) + { return p; } + static wxEventFunction ConvertToEvtMethod(void (T::*f)(A&)) + { return static_cast( + reinterpret_cast(f)); } +}; + +// specialization for handlers not deriving from wxEvtHandler +template +struct HandlerImpl +{ + static bool IsEvtHandler() + { return false; } + static T *ConvertFromEvtHandler(wxEvtHandler *) + { return NULL; } + static wxEvtHandler *ConvertToEvtHandler(T *) + { return NULL; } + static wxEventFunction ConvertToEvtMethod(void (T::*)(A&)) + { return NULL; } +}; + +} // namespace wxPrivate + +// functor forwarding the event to a method of the given object +// +// notice that the object class may be different from the class in which the +// method is defined but it must be convertible to this class +// +// also, the type of the handler parameter doesn't need to be exactly the same +// as EventTag::EventClass but it must be its base class -- this is explicitly +// allowed to handle different events in the same handler taking wxEvent&, for +// example +template + +class wxEventFunctorMethod + : public wxEventFunctor, + private wxPrivate::HandlerImpl + < + Class, + EventArg, + wxConvertibleTo::value != 0 + > +{ +private: + static void CheckHandlerArgument(EventArg *) { } + +public: + // the event class associated with the given event tag + typedef typename wxPrivate::EventClassOf::type EventClass; + + + wxEventFunctorMethod(void (Class::*method)(EventArg&), EventHandler *handler) + : m_handler( handler ), m_method( method ) + { + wxASSERT_MSG( handler || this->IsEvtHandler(), + "handlers defined in non-wxEvtHandler-derived classes " + "must be connected with a valid sink object" ); + + // if you get an error here it means that the signature of the handler + // you're trying to use is not compatible with (i.e. is not the same as + // or a base class of) the real event class used for this event type + CheckHandlerArgument(static_cast(NULL)); + } + + virtual void operator()(wxEvtHandler *handler, wxEvent& event) + { + Class * realHandler = m_handler; + if ( !realHandler ) + { + realHandler = this->ConvertFromEvtHandler(handler); + + // this is not supposed to happen but check for it nevertheless + wxCHECK_RET( realHandler, "invalid event handler" ); + } + + // the real (run-time) type of event is EventClass and we checked in + // the ctor that EventClass can be converted to EventArg, so this cast + // is always valid + (realHandler->*m_method)(static_cast(event)); + } + + virtual bool IsMatching(const wxEventFunctor& functor) const + { + if ( !functor.IsSameClass(sm_classInfo) ) + return false; + + typedef wxEventFunctorMethod + ThisFunctor; + + // the cast is valid because IsSameClass() returned true above + const ThisFunctor& other = static_cast(functor); + + return (m_method == other.m_method || other.m_method == NULL) && + (m_handler == other.m_handler || other.m_handler == NULL); + } + + virtual bool IsSameClass( wxEventFunctorClassInfo otherClassInfo ) const + { return sm_classInfo == otherClassInfo; } + + virtual wxEvtHandler *GetEvtHandler() const + { return this->ConvertToEvtHandler(m_handler); } + + virtual wxEventFunction GetEvtMethod() const + { return this->ConvertToEvtMethod(m_method); } + +private: + EventHandler *m_handler; + void (Class::*m_method)(EventArg&); + + wxDEFINE_EVENT_FUNCTOR_CLASS_INFO( sm_classInfo ); +}; + + +// functor forwarding the event to function (function, static method) +template +class wxEventFunctorFunction : public wxEventFunctor +{ +private: + static void CheckHandlerArgument(EventArg *) { } + +public: + // the event class associated with the given event tag + typedef typename wxPrivate::EventClassOf::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(NULL)); + } + + virtual void operator()(wxEvtHandler *WXUNUSED(handler), wxEvent& event) + { + // If you get an error here like "must use .* or ->* to call + // pointer-to-member function" then you probably tried to call + // Bind/Unbind with a method pointer but without a handler pointer or + // NULL as a handler e.g.: + // Unbind( wxEVT_XXX, &EventHandler::method ); + // or + // Unbind( wxEVT_XXX, &EventHandler::method, NULL ) + m_handler(static_cast(event)); + } + + virtual bool IsMatching(const wxEventFunctor &functor) const + { + if ( !functor.IsSameClass(sm_classInfo) ) + return false; + + typedef wxEventFunctorFunction ThisFunctor; + + const ThisFunctor& other = static_cast( functor ); + + return m_handler == other.m_handler; + } + + virtual bool IsSameClass( wxEventFunctorClassInfo otherClassInfo ) const + { return sm_classInfo == otherClassInfo; } + +private: + void (*m_handler)(EventArg&); + + wxDEFINE_EVENT_FUNCTOR_CLASS_INFO( sm_classInfo ); +}; + + +template +class wxEventFunctorFunctor : public wxEventFunctor +{ +public: + typedef typename EventTag::EventClass EventArg; + + wxEventFunctorFunctor(const Functor& handler) + : m_handler(handler), m_handlerAddr(&handler) + { } + + virtual void operator()(wxEvtHandler *WXUNUSED(handler), wxEvent& event) + { + // If you get an error here like "must use '.*' or '->*' to call + // pointer-to-member function" then you probably tried to call + // Bind/Unbind with a method pointer but without a handler pointer or + // NULL as a handler e.g.: + // Unbind( wxEVT_XXX, &EventHandler::method ); + // or + // Unbind( wxEVT_XXX, &EventHandler::method, NULL ) + m_handler(static_cast(event)); + } + + virtual bool IsMatching(const wxEventFunctor &functor) const + { + if ( !functor.IsSameClass(sm_classInfo) ) + return false; + + typedef wxEventFunctorFunctor FunctorThis; + + const FunctorThis& other = static_cast(functor); + + // The only reliable/portable way to compare two functors is by + // identity: + return m_handlerAddr == other.m_handlerAddr; + } + + virtual bool IsSameClass( wxEventFunctorClassInfo otherClassInfo ) const + { return sm_classInfo == otherClassInfo; } + +private: + // Store a copy of the functor to prevent using/calling an already + // destroyed instance: + Functor m_handler; + + // Use the address of the original functor for comparison in IsMatching: + const void *m_handlerAddr; + + wxDEFINE_EVENT_FUNCTOR_CLASS_INFO( sm_classInfo ); +}; + +// 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 a temporary objects (this +// is enough for Unbind<>() and we avoid unnecessary heap allocation like this). + + +// Create functors wrapping functions: +template +inline wxEventFunctorFunction * +wxNewEventFunctor(const EventTag&, void (*func)(EventArg &)) +{ + return new wxEventFunctorFunction(func); +} + +template +inline wxEventFunctorFunction +wxMakeEventFunctor(const EventTag&, void (*func)(EventArg &)) +{ + return wxEventFunctorFunction(func); +} + +// Create functors wrapping other functors: +template +inline wxEventFunctorFunctor * +wxNewEventFunctor(const EventTag&, const Functor &func) +{ + return new wxEventFunctorFunctor(func); +} + +template +inline wxEventFunctorFunctor +wxMakeEventFunctor(const EventTag&, const Functor &func) +{ + return wxEventFunctorFunctor(func); +} + +// Create functors wrapping methods: +template + +inline wxEventFunctorMethod * +wxNewEventFunctor(const EventTag&, + void (Class::*method)(EventArg&), + EventHandler *handler) +{ + return new wxEventFunctorMethod( + method, handler); +} + +template + +inline wxEventFunctorMethod +wxMakeEventFunctor(const EventTag&, + void (Class::*method)(EventArg&), + EventHandler *handler) +{ + return wxEventFunctorMethod( + method, handler); +} + +// Create an event functor for the event table via DECLARE_EVENT_TABLE_ENTRY: +// in this case we don't have the handler (as it's always the same as the +// object which generated the event) so we must use Class as its type +template +inline wxEventFunctorMethod * +wxNewEventTableFunctor(const EventTag&, void (Class::*method)(EventArg&)) +{ + return new wxEventFunctorMethod( + method, NULL); +} + +#endif // wxHAS_EVENT_BIND + + +// many, but not all, standard event types + + // some generic events +extern WXDLLIMPEXP_BASE const wxEventType wxEVT_NULL; +extern WXDLLIMPEXP_BASE const wxEventType wxEVT_FIRST; +extern WXDLLIMPEXP_BASE const wxEventType wxEVT_USER_FIRST; + + // Need events declared to do this +class WXDLLIMPEXP_FWD_CORE wxCommandEvent; +class WXDLLIMPEXP_FWD_CORE wxThreadEvent; +class WXDLLIMPEXP_FWD_CORE wxMouseEvent; +class WXDLLIMPEXP_FWD_CORE wxFocusEvent; +class WXDLLIMPEXP_FWD_CORE wxChildFocusEvent; +class WXDLLIMPEXP_FWD_CORE wxKeyEvent; +class WXDLLIMPEXP_FWD_CORE wxNavigationKeyEvent; +class WXDLLIMPEXP_FWD_CORE wxSetCursorEvent; +class WXDLLIMPEXP_FWD_CORE wxScrollEvent; +class WXDLLIMPEXP_FWD_CORE wxSpinEvent; +class WXDLLIMPEXP_FWD_CORE wxScrollWinEvent; +class WXDLLIMPEXP_FWD_CORE wxSizeEvent; +class WXDLLIMPEXP_FWD_CORE wxMoveEvent; +class WXDLLIMPEXP_FWD_CORE wxCloseEvent; +class WXDLLIMPEXP_FWD_CORE wxActivateEvent; +class WXDLLIMPEXP_FWD_CORE wxWindowCreateEvent; +class WXDLLIMPEXP_FWD_CORE wxWindowDestroyEvent; +class WXDLLIMPEXP_FWD_CORE wxShowEvent; +class WXDLLIMPEXP_FWD_CORE wxIconizeEvent; +class WXDLLIMPEXP_FWD_CORE wxMaximizeEvent; +class WXDLLIMPEXP_FWD_CORE wxMouseCaptureChangedEvent; +class WXDLLIMPEXP_FWD_CORE wxMouseCaptureLostEvent; +class WXDLLIMPEXP_FWD_CORE wxPaintEvent; +class WXDLLIMPEXP_FWD_CORE wxEraseEvent; +class WXDLLIMPEXP_FWD_CORE wxNcPaintEvent; +class WXDLLIMPEXP_FWD_CORE wxMenuEvent; +class WXDLLIMPEXP_FWD_CORE wxContextMenuEvent; +class WXDLLIMPEXP_FWD_CORE wxSysColourChangedEvent; +class WXDLLIMPEXP_FWD_CORE wxDisplayChangedEvent; +class WXDLLIMPEXP_FWD_CORE wxQueryNewPaletteEvent; +class WXDLLIMPEXP_FWD_CORE wxPaletteChangedEvent; +class WXDLLIMPEXP_FWD_CORE wxJoystickEvent; +class WXDLLIMPEXP_FWD_CORE wxDropFilesEvent; +class WXDLLIMPEXP_FWD_CORE wxInitDialogEvent; +class WXDLLIMPEXP_FWD_CORE 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); + +// wxEVT_COMMAND_SCROLLBAR_UPDATED is deprecated, use wxEVT_SCROLL... events +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_SCROLLBAR_UPDATED, wxCommandEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_VLBOX_SELECTED, wxCommandEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_COMBOBOX_SELECTED, wxCommandEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TOOL_RCLICKED, wxCommandEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TOOL_DROPDOWN_CLICKED, wxCommandEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TOOL_ENTER, wxCommandEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_COMBOBOX_DROPDOWN, wxCommandEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_COMBOBOX_CLOSEUP, wxCommandEvent); + + // Thread events +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_THREAD, wxThreadEvent); + + // Mouse event types +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_LEFT_DOWN, wxMouseEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_LEFT_UP, wxMouseEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MIDDLE_DOWN, wxMouseEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MIDDLE_UP, wxMouseEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_RIGHT_DOWN, wxMouseEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_RIGHT_UP, wxMouseEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOTION, wxMouseEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_ENTER_WINDOW, wxMouseEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_LEAVE_WINDOW, wxMouseEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_LEFT_DCLICK, wxMouseEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MIDDLE_DCLICK, wxMouseEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_RIGHT_DCLICK, wxMouseEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SET_FOCUS, wxFocusEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_KILL_FOCUS, wxFocusEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CHILD_FOCUS, wxChildFocusEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOUSEWHEEL, wxMouseEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX1_DOWN, wxMouseEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX1_UP, wxMouseEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX1_DCLICK, wxMouseEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX2_DOWN, wxMouseEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX2_UP, wxMouseEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AUX2_DCLICK, wxMouseEvent); + + // Character input event type +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CHAR, wxKeyEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CHAR_HOOK, wxKeyEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_NAVIGATION_KEY, wxNavigationKeyEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_KEY_DOWN, wxKeyEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_KEY_UP, wxKeyEvent); #if wxUSE_HOTKEY - DECLARE_EVENT_TYPE(wxEVT_HOTKEY, 217) +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_HOTKEY, wxKeyEvent); +#endif + // Set cursor event +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SET_CURSOR, wxSetCursorEvent); + + // wxScrollBar and wxSlider event identifiers +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_TOP, wxScrollEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_BOTTOM, wxScrollEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_LINEUP, wxScrollEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_LINEDOWN, wxScrollEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_PAGEUP, wxScrollEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_PAGEDOWN, wxScrollEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_THUMBTRACK, wxScrollEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_THUMBRELEASE, wxScrollEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLL_CHANGED, wxScrollEvent); + +// Due to a bug in older wx versions, wxSpinEvents were being sent with type of +// wxEVT_SCROLL_LINEUP, wxEVT_SCROLL_LINEDOWN and wxEVT_SCROLL_THUMBTRACK. But +// with the type-safe events in place, these event types are associated with +// wxScrollEvent. To allow handling of spin events, new event types have been +// defined in spinbutt.h/spinnbuttcmn.cpp. To maintain backward compatibility +// the spin event types are being initialized with the scroll event types. + +#if wxUSE_SPINBTN + +wxDECLARE_EXPORTED_EVENT_ALIAS( WXDLLIMPEXP_CORE, wxEVT_SPIN_UP, wxSpinEvent ); +wxDECLARE_EXPORTED_EVENT_ALIAS( WXDLLIMPEXP_CORE, wxEVT_SPIN_DOWN, wxSpinEvent ); +wxDECLARE_EXPORTED_EVENT_ALIAS( WXDLLIMPEXP_CORE, wxEVT_SPIN, wxSpinEvent ); + #endif - // Set cursor event - DECLARE_EVENT_TYPE(wxEVT_SET_CURSOR, 230) - - // wxScrollBar and wxSlider event identifiers - DECLARE_EVENT_TYPE(wxEVT_SCROLL_TOP, 300) - DECLARE_EVENT_TYPE(wxEVT_SCROLL_BOTTOM, 301) - DECLARE_EVENT_TYPE(wxEVT_SCROLL_LINEUP, 302) - DECLARE_EVENT_TYPE(wxEVT_SCROLL_LINEDOWN, 303) - DECLARE_EVENT_TYPE(wxEVT_SCROLL_PAGEUP, 304) - DECLARE_EVENT_TYPE(wxEVT_SCROLL_PAGEDOWN, 305) - DECLARE_EVENT_TYPE(wxEVT_SCROLL_THUMBTRACK, 306) - DECLARE_EVENT_TYPE(wxEVT_SCROLL_THUMBRELEASE, 307) - DECLARE_EVENT_TYPE(wxEVT_SCROLL_CHANGED, 308) - - // Scroll events from wxWindow - DECLARE_EVENT_TYPE(wxEVT_SCROLLWIN_TOP, 320) - DECLARE_EVENT_TYPE(wxEVT_SCROLLWIN_BOTTOM, 321) - DECLARE_EVENT_TYPE(wxEVT_SCROLLWIN_LINEUP, 322) - DECLARE_EVENT_TYPE(wxEVT_SCROLLWIN_LINEDOWN, 323) - DECLARE_EVENT_TYPE(wxEVT_SCROLLWIN_PAGEUP, 324) - DECLARE_EVENT_TYPE(wxEVT_SCROLLWIN_PAGEDOWN, 325) - DECLARE_EVENT_TYPE(wxEVT_SCROLLWIN_THUMBTRACK, 326) - DECLARE_EVENT_TYPE(wxEVT_SCROLLWIN_THUMBRELEASE, 327) - - // System events - DECLARE_EVENT_TYPE(wxEVT_SIZE, 400) - DECLARE_EVENT_TYPE(wxEVT_MOVE, 401) - DECLARE_EVENT_TYPE(wxEVT_CLOSE_WINDOW, 402) - DECLARE_EVENT_TYPE(wxEVT_END_SESSION, 403) - DECLARE_EVENT_TYPE(wxEVT_QUERY_END_SESSION, 404) - DECLARE_EVENT_TYPE(wxEVT_ACTIVATE_APP, 405) - // 406..408 are power events - DECLARE_EVENT_TYPE(wxEVT_ACTIVATE, 409) - DECLARE_EVENT_TYPE(wxEVT_CREATE, 410) - DECLARE_EVENT_TYPE(wxEVT_DESTROY, 411) - DECLARE_EVENT_TYPE(wxEVT_SHOW, 412) - DECLARE_EVENT_TYPE(wxEVT_ICONIZE, 413) - DECLARE_EVENT_TYPE(wxEVT_MAXIMIZE, 414) - DECLARE_EVENT_TYPE(wxEVT_MOUSE_CAPTURE_CHANGED, 415) - DECLARE_EVENT_TYPE(wxEVT_MOUSE_CAPTURE_LOST, 416) - DECLARE_EVENT_TYPE(wxEVT_PAINT, 417) - DECLARE_EVENT_TYPE(wxEVT_ERASE_BACKGROUND, 418) - DECLARE_EVENT_TYPE(wxEVT_NC_PAINT, 419) - DECLARE_EVENT_TYPE(wxEVT_PAINT_ICON, 420) - DECLARE_EVENT_TYPE(wxEVT_MENU_OPEN, 421) - DECLARE_EVENT_TYPE(wxEVT_MENU_CLOSE, 422) - DECLARE_EVENT_TYPE(wxEVT_MENU_HIGHLIGHT, 423) - DECLARE_EVENT_TYPE(wxEVT_CONTEXT_MENU, 424) - DECLARE_EVENT_TYPE(wxEVT_SYS_COLOUR_CHANGED, 425) - DECLARE_EVENT_TYPE(wxEVT_DISPLAY_CHANGED, 426) - DECLARE_EVENT_TYPE(wxEVT_SETTING_CHANGED, 427) - DECLARE_EVENT_TYPE(wxEVT_QUERY_NEW_PALETTE, 428) - DECLARE_EVENT_TYPE(wxEVT_PALETTE_CHANGED, 429) - DECLARE_EVENT_TYPE(wxEVT_JOY_BUTTON_DOWN, 430) - DECLARE_EVENT_TYPE(wxEVT_JOY_BUTTON_UP, 431) - DECLARE_EVENT_TYPE(wxEVT_JOY_MOVE, 432) - DECLARE_EVENT_TYPE(wxEVT_JOY_ZMOVE, 433) - DECLARE_EVENT_TYPE(wxEVT_DROP_FILES, 434) - DECLARE_EVENT_TYPE(wxEVT_DRAW_ITEM, 435) - DECLARE_EVENT_TYPE(wxEVT_MEASURE_ITEM, 436) - DECLARE_EVENT_TYPE(wxEVT_COMPARE_ITEM, 437) - DECLARE_EVENT_TYPE(wxEVT_INIT_DIALOG, 438) - DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_BASE, wxEVT_IDLE, 439) - DECLARE_EVENT_TYPE(wxEVT_UPDATE_UI, 440) - DECLARE_EVENT_TYPE(wxEVT_SIZING, 441) - DECLARE_EVENT_TYPE(wxEVT_MOVING, 442) - DECLARE_EVENT_TYPE(wxEVT_HIBERNATE, 443) - // more power events follow -- see wx/power.h - - // Clipboard events - DECLARE_EVENT_TYPE(wxEVT_COMMAND_TEXT_COPY, 444) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_TEXT_CUT, 445) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_TEXT_PASTE, 446) - - // Generic command events - // Note: a click is a higher-level event than button down/up - DECLARE_EVENT_TYPE(wxEVT_COMMAND_LEFT_CLICK, 500) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_LEFT_DCLICK, 501) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_RIGHT_CLICK, 502) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_RIGHT_DCLICK, 503) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_SET_FOCUS, 504) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_KILL_FOCUS, 505) - DECLARE_EVENT_TYPE(wxEVT_COMMAND_ENTER, 506) - - // Help events - DECLARE_EVENT_TYPE(wxEVT_HELP, 1050) - DECLARE_EVENT_TYPE(wxEVT_DETAILED_HELP, 1051) - -END_DECLARE_EVENT_TYPES() + + // Scroll events from wxWindow +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_TOP, wxScrollWinEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_BOTTOM, wxScrollWinEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_LINEUP, wxScrollWinEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_LINEDOWN, wxScrollWinEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_PAGEUP, wxScrollWinEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_PAGEDOWN, wxScrollWinEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_THUMBTRACK, wxScrollWinEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SCROLLWIN_THUMBRELEASE, wxScrollWinEvent); + + // System events +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SIZE, wxSizeEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOVE, wxMoveEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CLOSE_WINDOW, wxCloseEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_END_SESSION, wxCloseEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_QUERY_END_SESSION, wxCloseEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_ACTIVATE_APP, wxActivateEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_ACTIVATE, wxActivateEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CREATE, wxWindowCreateEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_DESTROY, wxWindowDestroyEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SHOW, wxShowEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_ICONIZE, wxIconizeEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MAXIMIZE, wxMaximizeEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOUSE_CAPTURE_CHANGED, wxMouseCaptureChangedEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOUSE_CAPTURE_LOST, wxMouseCaptureLostEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_PAINT, wxPaintEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_ERASE_BACKGROUND, wxEraseEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_NC_PAINT, wxNcPaintEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MENU_OPEN, wxMenuEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MENU_CLOSE, wxMenuEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MENU_HIGHLIGHT, wxMenuEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_CONTEXT_MENU, wxContextMenuEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SYS_COLOUR_CHANGED, wxSysColourChangedEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_DISPLAY_CHANGED, wxDisplayChangedEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_QUERY_NEW_PALETTE, wxQueryNewPaletteEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_PALETTE_CHANGED, wxPaletteChangedEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_JOY_BUTTON_DOWN, wxJoystickEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_JOY_BUTTON_UP, wxJoystickEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_JOY_MOVE, wxJoystickEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_JOY_ZMOVE, wxJoystickEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_DROP_FILES, wxDropFilesEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_INIT_DIALOG, wxInitDialogEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_BASE, wxEVT_IDLE, wxIdleEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_UPDATE_UI, wxUpdateUIEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SIZING, wxSizeEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOVING, wxMoveEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOVE_START, wxMoveEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_MOVE_END, wxMoveEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_HIBERNATE, wxActivateEvent); + + // Clipboard events +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TEXT_COPY, wxClipboardTextEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TEXT_CUT, wxClipboardTextEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_TEXT_PASTE, wxClipboardTextEvent); + + // Generic command events + // Note: a click is a higher-level event than button down/up +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_LEFT_CLICK, wxCommandEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_LEFT_DCLICK, wxCommandEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_RIGHT_CLICK, wxCommandEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_RIGHT_DCLICK, wxCommandEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_SET_FOCUS, wxCommandEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_KILL_FOCUS, wxCommandEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_ENTER, wxCommandEvent); + + // Help events +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_HELP, wxHelpEvent); +wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_DETAILED_HELP, wxHelpEvent); // these 2 events are the same #define wxEVT_COMMAND_TOOL_CLICKED wxEVT_COMMAND_MENU_SELECTED @@ -300,13 +846,16 @@ END_DECLARE_EVENT_TYPES() // 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 -#if !WXWIN_COMPATIBILITY_EVENT_TYPES - extern const wxEventType WXDLLIMPEXP_CORE wxEVT_COMMAND_TEXT_UPDATED; -#endif +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, @@ -315,6 +864,59 @@ enum Propagation_state 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.). @@ -329,21 +931,18 @@ enum Propagation_state class WXDLLIMPEXP_BASE wxEvent : public wxObject { -private: - wxEvent& operator=(const wxEvent&); - -protected: - wxEvent(const wxEvent&); // for implementing Clone() - public: wxEvent(int winid = 0, wxEventType commandType = wxEVT_NULL ); void SetEventType(wxEventType typ) { m_eventType = typ; } wxEventType GetEventType() const { return m_eventType; } + wxObject *GetEventObject() const { return m_eventObject; } void SetEventObject(wxObject *obj) { m_eventObject = obj; } + long GetTimestamp() const { return m_timeStamp; } void SetTimestamp(long ts = 0) { m_timeStamp = ts; } + int GetId() const { return m_id; } void SetId(int Id) { m_id = Id; } @@ -352,13 +951,19 @@ public: // to allow the event processing by the base classes (calling event.Skip() // is the analog of calling the base class version of a virtual function) void Skip(bool skip = true) { m_skipped = skip; } - bool GetSkipped() const { return m_skipped; }; + bool GetSkipped() const { return m_skipped; } - // this function is used to create a copy of the event polymorphically and + // This function is used to create a copy of the event polymorphically and // all derived classes must implement it because otherwise wxPostEvent() // for them wouldn't work (it needs to do a copy of the event) virtual wxEvent *Clone() const = 0; + // this function is used to selectively process events in wxEventLoopBase::YieldFor + // NOTE: by default it returns wxEVT_CATEGORY_UI just because the major + // part of wxWidgets events belong to that category. + virtual wxEventCategory GetEventCategory() const + { return wxEVT_CATEGORY_UI; } + // Implementation only: this test is explicitly anti OO and this function // exists only for optimization purposes. bool IsCommandEvent() const { return m_isCommandEvent; } @@ -383,11 +988,21 @@ public: m_propagationLevel = propagationLevel; } -#if WXWIN_COMPATIBILITY_2_4 -public: -#else + + // This is for internal use only and is only called by + // wxEvtHandler::ProcessEvent() to check whether it's the first time this + // event is being processed + bool WasProcessed() + { + if ( m_wasProcessed ) + return true; + + m_wasProcessed = true; + + return false; + } + protected: -#endif wxObject* m_eventObject; wxEventType m_eventType; long m_timeStamp; @@ -400,22 +1015,24 @@ public: 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; -#if WXWIN_COMPATIBILITY_2_4 -public: -#else -protected: -#endif bool m_skipped; bool m_isCommandEvent; + // initially false but becomes true as soon as WasProcessed() is called for + // the first time, as this is done only by ProcessEvent() it explains the + // variable name: it becomes true after ProcessEvent() was called at least + // once for this event + bool m_wasProcessed; + +protected: + wxEvent(const wxEvent&); // for implementing Clone() + wxEvent& operator=(const wxEvent&); // for derived classes operator=() + private: // it needs to access our m_propagationLevel - friend class WXDLLIMPEXP_BASE wxPropagateOnce; + friend class WXDLLIMPEXP_FWD_BASE wxPropagateOnce; DECLARE_ABSTRACT_CLASS(wxEvent) }; @@ -440,7 +1057,7 @@ private: wxEvent& m_event; int m_propagationLevelOld; - DECLARE_NO_COPY_CLASS(wxPropagationDisabler) + wxDECLARE_NO_COPY_CLASS(wxPropagationDisabler); }; /* @@ -465,9 +1082,10 @@ public: private: wxEvent& m_event; - DECLARE_NO_COPY_CLASS(wxPropagateOnce) + wxDECLARE_NO_COPY_CLASS(wxPropagateOnce); }; + #if wxUSE_GUI @@ -490,26 +1108,6 @@ private: wxEVT_COMMAND_TOGGLEBUTTON_CLICKED */ -#if WXWIN_COMPATIBILITY_2_4 -// Backwards compatibility for wxCommandEvent::m_commandString, will lead to compilation errors in some cases of usage -class WXDLLIMPEXP_CORE wxCommandEvent; - -class WXDLLIMPEXP_CORE wxCommandEventStringHelper -{ -public: - wxCommandEventStringHelper(wxCommandEvent * evt) - : m_evt(evt) - { } - - void operator=(const wxString &str); - operator wxString(); - const wxChar* c_str() const; - -private: - wxCommandEvent* m_evt; -}; -#endif - class WXDLLIMPEXP_CORE wxCommandEvent : public wxEvent { public: @@ -517,9 +1115,6 @@ public: wxCommandEvent(const wxCommandEvent& event) : wxEvent(event), -#if WXWIN_COMPATIBILITY_2_4 - m_commandString(this), -#endif m_cmdString(event.m_cmdString), m_commandInt(event.m_commandInt), m_extraLong(event.m_extraLong), @@ -555,39 +1150,18 @@ public: int GetInt() const { return m_commandInt; } virtual wxEvent *Clone() const { return new wxCommandEvent(*this); } + virtual wxEventCategory GetEventCategory() const { return wxEVT_CATEGORY_USER_INPUT; } -#if WXWIN_COMPATIBILITY_2_4 -public: - wxCommandEventStringHelper m_commandString; -#else protected: -#endif 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 -private: - DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxCommandEvent) -}; - -#if WXWIN_COMPATIBILITY_2_4 -inline void wxCommandEventStringHelper::operator=(const wxString &str) -{ - m_evt->SetString(str); -} - -inline wxCommandEventStringHelper::operator wxString() -{ - return m_evt->GetString(); -} - -inline const wxChar* wxCommandEventStringHelper::c_str() const -{ - return m_evt->GetString().c_str(); -} -#endif +private: + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxCommandEvent) +}; // this class adds a possibility to react (from the user) code to a control // notification: allow or veto the operation being reported. @@ -620,6 +1194,45 @@ private: DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxNotifyEvent) }; + +// Thread event + +class WXDLLIMPEXP_CORE wxThreadEvent : public wxCommandEvent +{ +public: + wxThreadEvent(wxEventType eventType = wxEVT_COMMAND_THREAD, int id = wxID_ANY) + : wxCommandEvent(eventType, id) + { } + + wxThreadEvent(const wxThreadEvent& event) + : wxCommandEvent(event) + { + // make sure our string member (which uses COW, aka refcounting) is not + // shared by other wxString instances: + SetString(GetString().c_str()); + } + + virtual wxEvent *Clone() const + { + wxThreadEvent* ev = new wxThreadEvent(*this); + + // make sure our string member (which uses COW, aka refcounting) is not + // shared by other wxString instances: + ev->SetString(GetString().c_str()); + return ev; + } + + // this is important to avoid that calling wxEventLoopBase::YieldFor thread events + // gets processed when this is unwanted: + virtual wxEventCategory GetEventCategory() const + { return wxEVT_CATEGORY_THREAD; } + +private: + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxThreadEvent) +}; + + + // Scroll event class, derived form wxCommandEvent. wxScrollEvents are // sent by wxSlider and wxScrollBar. /* @@ -669,7 +1282,7 @@ class WXDLLIMPEXP_CORE wxScrollWinEvent : public wxEvent 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; } @@ -680,11 +1293,7 @@ public: virtual wxEvent *Clone() const { return new wxScrollWinEvent(*this); } -#if WXWIN_COMPATIBILITY_2_4 -public: -#else protected: -#endif int m_commandInt; long m_extraLong; @@ -692,6 +1301,8 @@ private: DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxScrollWinEvent) }; + + // Mouse event class /* @@ -721,22 +1332,17 @@ private: wxEVT_NC_RIGHT_DCLICK, */ -// the symbolic names for the mouse buttons -enum -{ - wxMOUSE_BTN_ANY = -1, - wxMOUSE_BTN_NONE = 0, - wxMOUSE_BTN_LEFT = 1, - wxMOUSE_BTN_MIDDLE = 2, - wxMOUSE_BTN_RIGHT = 3 -}; - -class WXDLLIMPEXP_CORE wxMouseEvent : public wxEvent +class WXDLLIMPEXP_CORE wxMouseEvent : public wxEvent, + public wxMouseState { public: wxMouseEvent(wxEventType mouseType = wxEVT_NULL); - wxMouseEvent(const wxMouseEvent& event) : wxEvent(event) - { Assign(event); } + wxMouseEvent(const wxMouseEvent& event) + : wxEvent(event), + wxMouseState(event) + { + Assign(event); + } // Was it a button event? (*doesn't* mean: is any button *down*?) bool IsButton() const { return Button(wxMOUSE_BTN_ANY); } @@ -750,47 +1356,30 @@ public: // 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; - // Find state of shift/control keys - bool ControlDown() const { return m_controlDown; } - bool MetaDown() const { return m_metaDown; } - bool AltDown() const { return m_altDown; } - bool ShiftDown() const { return m_shiftDown; } - bool CmdDown() const - { -#if defined(__WXMAC__) || defined(__WXCOCOA__) - return MetaDown(); -#else - return ControlDown(); -#endif - } - // Find which event was just generated bool LeftDown() const { return (m_eventType == wxEVT_LEFT_DOWN); } bool MiddleDown() const { return (m_eventType == wxEVT_MIDDLE_DOWN); } bool RightDown() const { return (m_eventType == wxEVT_RIGHT_DOWN); } + bool Aux1Down() const { return (m_eventType == wxEVT_AUX1_DOWN); } + bool Aux2Down() const { return (m_eventType == wxEVT_AUX2_DOWN); } bool LeftUp() const { return (m_eventType == wxEVT_LEFT_UP); } bool MiddleUp() const { return (m_eventType == wxEVT_MIDDLE_UP); } bool RightUp() const { return (m_eventType == wxEVT_RIGHT_UP); } + bool Aux1Up() const { return (m_eventType == wxEVT_AUX1_UP); } + bool Aux2Up() const { return (m_eventType == wxEVT_AUX2_UP); } 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); } - - // 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 Aux1DClick() const { return (m_eventType == wxEVT_AUX1_UP); } + bool Aux2DClick() const { return (m_eventType == wxEVT_AUX2_UP); } // True if a button is down and the mouse is moving bool Dragging() const @@ -810,35 +1399,12 @@ public: // True if the mouse is just leaving the window bool Leaving() const { return (m_eventType == wxEVT_LEAVE_WINDOW); } - // 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); } + // Returns the number of mouse clicks associated with this event. + int GetClickCount() const { return m_clickCount; } // 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 @@ -853,6 +1419,11 @@ public: // 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; } + // Returns the configured number of lines (or whatever) to be scrolled per // wheel action. Defaults to one. int GetLinesPerAction() const { return m_linesPerAction; } @@ -861,21 +1432,19 @@ public: 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) { Assign(event); return *this; } + wxMouseEvent& operator=(const wxMouseEvent& event) + { + if (&event != this) + Assign(event); + return *this; + } public: - wxCoord m_x, m_y; - - bool m_leftDown; - bool m_middleDown; - bool m_rightDown; - - bool m_controlDown; - bool m_shiftDown; - bool m_altDown; - bool m_metaDown; + int m_clickCount; + int m_wheelAxis; int m_wheelRotation; int m_wheelDelta; int m_linesPerAction; @@ -901,7 +1470,7 @@ public: 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), @@ -935,48 +1504,13 @@ private: wxEVT_HOTKEY */ -class WXDLLIMPEXP_CORE wxKeyEvent : public wxEvent +class WXDLLIMPEXP_CORE wxKeyEvent : public wxEvent, + public wxKeyboardState { public: wxKeyEvent(wxEventType keyType = wxEVT_NULL); wxKeyEvent(const wxKeyEvent& evt); - // can be used check if the key event has exactly the given modifiers: - // "GetModifiers() = wxMOD_CONTROL" is easier to write than "ControlDown() - // && !MetaDown() && !AltDown() && !ShiftDown()" - int GetModifiers() const - { - return (m_controlDown ? wxMOD_CONTROL : 0) | - (m_shiftDown ? wxMOD_SHIFT : 0) | - (m_metaDown ? wxMOD_META : 0) | - (m_altDown ? wxMOD_ALT : 0); - } - - // Find state of shift/control keys - bool ControlDown() const { return m_controlDown; } - bool ShiftDown() const { return m_shiftDown; } - bool MetaDown() const { return m_metaDown; } - bool AltDown() const { return m_altDown; } - - // "Cmd" is a pseudo key which is Control for PC and Unix platforms but - // Apple ("Command") key under Macs: it makes often sense to use it instead - // of, say, ControlDown() because Cmd key is used for the same thing under - // Mac as Ctrl elsewhere (but Ctrl still exists, just not used for this - // purpose under Mac) - bool CmdDown() const - { -#if defined(__WXMAC__) || defined(__WXCOCOA__) - return MetaDown(); -#else - return ControlDown(); -#endif - } - - // exclude MetaDown() from HasModifiers() because NumLock under X is often - // configured as mod2 modifier, yet the key events even when it is pressed - // should be processed normally, not like Ctrl- or Alt-key - bool HasModifiers() const { return ControlDown() || AltDown(); } - // get the key code: an ASCII7 char or an element of wxKeyCode enum int GetKeyCode() const { return (int)m_keyCode; } @@ -1013,33 +1547,32 @@ public: // Get Y position wxCoord GetY() const { return m_y; } -#if WXWIN_COMPATIBILITY_2_6 - // deprecated, Use GetKeyCode instead. - wxDEPRECATED( long KeyCode() const ); -#endif // WXWIN_COMPATIBILITY_2_6 - 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) wxKeyEvent& operator=(const wxKeyEvent& evt) { - m_x = evt.m_x; - m_y = evt.m_y; - - m_keyCode = evt.m_keyCode; - - m_controlDown = evt.m_controlDown; - m_shiftDown = evt.m_shiftDown; - m_altDown = evt.m_altDown; - m_metaDown = evt.m_metaDown; - m_scanCode = evt.m_scanCode; - m_rawCode = evt.m_rawCode; - m_rawFlags = evt.m_rawFlags; + if ( &evt != this ) + { + wxEvent::operator=(evt); + + // Borland C++ 5.82 doesn't compile an explicit call to an + // implicitly defined operator=() so need to do it this way: + *static_cast(this) = evt; + + m_x = evt.m_x; + m_y = evt.m_y; + + m_keyCode = evt.m_keyCode; + + m_rawCode = evt.m_rawCode; + m_rawFlags = evt.m_rawFlags; #if wxUSE_UNICODE - m_uniChar = evt.m_uniChar; + m_uniChar = evt.m_uniChar; #endif - + } return *this; } @@ -1048,15 +1581,6 @@ public: long m_keyCode; - // TODO: replace those with a single m_modifiers bitmask of wxMOD_XXX? - bool m_controlDown; - bool m_shiftDown; - bool m_altDown; - bool m_metaDown; - - // 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 @@ -1086,7 +1610,7 @@ public: : 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) { } @@ -1140,11 +1664,7 @@ public: virtual wxEvent *Clone() const { return new wxMoveEvent(*this); } -#if WXWIN_COMPATIBILITY_2_4 -public: -#else protected: -#endif wxPoint m_pos; wxRect m_rect; @@ -1159,7 +1679,9 @@ private: 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 @@ -1170,15 +1692,15 @@ public: 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) { @@ -1218,7 +1740,7 @@ private: class WXDLLIMPEXP_CORE wxEraseEvent : public wxEvent { public: - wxEraseEvent(int Id = 0, wxDC *dc = (wxDC *) NULL) + wxEraseEvent(int Id = 0, wxDC *dc = NULL) : wxEvent(Id, wxEVT_ERASE_BACKGROUND), m_dc(dc) { } @@ -1232,11 +1754,7 @@ public: virtual wxEvent *Clone() const { return new wxEraseEvent(*this); } -#if WXWIN_COMPATIBILITY_2_4 -public: -#else protected: -#endif wxDC *m_dc; private: @@ -1349,7 +1867,7 @@ public: 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; } @@ -1387,7 +1905,7 @@ public: 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), @@ -1437,12 +1955,18 @@ public: 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; } void SetShow(bool show) { m_show = show; } - bool GetShow() const { return m_show; } + + // return true if the window was shown, false if hidden + bool IsShown() const { return m_show; } + +#if WXWIN_COMPATIBILITY_2_8 + wxDEPRECATED( bool GetShow() const { return IsShown(); } ) +#endif virtual wxEvent *Clone() const { return new wxShowEvent(*this); } @@ -1463,12 +1987,15 @@ public: 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; } +#if WXWIN_COMPATIBILITY_2_8 + wxDEPRECATED( bool Iconized() const { return IsIconized(); } ) +#endif // return true if the frame was iconized, false if restored - bool Iconized() const { return m_iconized; } + bool IsIconized() const { return m_iconized; } virtual wxEvent *Clone() const { return new wxIconizeEvent(*this); } @@ -1522,11 +2049,7 @@ enum class WXDLLIMPEXP_CORE wxJoystickEvent : public wxEvent { -#if WXWIN_COMPATIBILITY_2_4 -public: -#else protected: -#endif wxPoint m_pos; int m_zPosition; int m_buttonChange; // Which button changed? @@ -1546,7 +2069,7 @@ public: m_joyStick(joystick) { } - wxJoystickEvent(const wxJoystickEvent & event) + wxJoystickEvent(const wxJoystickEvent& event) : wxEvent(event), m_pos(event.m_pos), m_zPosition(event.m_zPosition), @@ -1612,7 +2135,7 @@ public: wxDropFilesEvent(wxEventType type = wxEVT_NULL, int noFiles = 0, - wxString *files = (wxString *) NULL) + wxString *files = NULL) : wxEvent(0, type), m_noFiles(noFiles), m_pos(), @@ -1681,7 +2204,7 @@ public: 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), @@ -1789,7 +2312,7 @@ public: virtual wxEvent *Clone() const { return new wxMouseCaptureChangedEvent(*this); } - wxWindow* GetCapturedWindow() const { return m_gainedCapture; }; + wxWindow* GetCapturedWindow() const { return m_gainedCapture; } private: wxWindow* m_gainedCapture; @@ -1845,7 +2368,7 @@ class WXDLLIMPEXP_CORE wxPaletteChangedEvent : public wxEvent public: wxPaletteChangedEvent(wxWindowID winid = 0) : wxEvent(winid, wxEVT_PALETTE_CHANGED), - m_changedWindow((wxWindow *) NULL) + m_changedWindow(NULL) { } wxPaletteChangedEvent(const wxPaletteChangedEvent& event) @@ -1877,7 +2400,7 @@ public: : wxEvent(winid, wxEVT_QUERY_NEW_PALETTE), m_paletteRealized(false) { } - wxQueryNewPaletteEvent(const wxQueryNewPaletteEvent & event) + wxQueryNewPaletteEvent(const wxQueryNewPaletteEvent& event) : wxEvent(event), m_paletteRealized(event.m_paletteRealized) { } @@ -1906,7 +2429,7 @@ public: wxNavigationKeyEvent() : wxEvent(0, wxEVT_NAVIGATION_KEY), m_flags(IsForward | FromTab), // defaults are for TAB - m_focus((wxWindow *)NULL) + m_focus(NULL) { m_propagationLevel = wxEVENT_PROPAGATE_NONE; } @@ -1947,7 +2470,7 @@ public: virtual wxEvent *Clone() const { return new wxNavigationKeyEvent(*this); } - enum + enum wxNavigationKeyEventFlags { IsBackward = 0x0000, IsForward = 0x0001, @@ -2023,7 +2546,7 @@ public: 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), @@ -2081,7 +2604,7 @@ public: wxWindowID winid = 0) : wxCommandEvent(type, winid) { } - wxClipboardTextEvent(const wxClipboardTextEvent & event) + wxClipboardTextEvent(const wxClipboardTextEvent& event) : wxCommandEvent(event) { } @@ -2108,7 +2631,7 @@ public: : wxCommandEvent(type, winid), m_pos(pt) { } - wxContextMenuEvent(const wxContextMenuEvent & event) + wxContextMenuEvent(const wxContextMenuEvent& event) : wxCommandEvent(event), m_pos(event.m_pos) { } @@ -2126,6 +2649,8 @@ private: DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxContextMenuEvent) }; +#endif // wxUSE_GUI + // Idle event /* wxEVT_IDLE @@ -2145,14 +2670,14 @@ enum wxIdleMode wxIDLE_PROCESS_SPECIFIED }; -class WXDLLIMPEXP_CORE wxIdleEvent : public wxEvent +class WXDLLIMPEXP_BASE wxIdleEvent : public wxEvent { public: wxIdleEvent() : wxEvent(0, wxEVT_IDLE), m_requestMore(false) { } - wxIdleEvent(const wxIdleEvent & event) + wxIdleEvent(const wxIdleEvent& event) : wxEvent(event), m_requestMore(event.m_requestMore) { } @@ -2170,9 +2695,6 @@ public: // Returns the idle event mode static wxIdleMode GetMode() { return sm_idleMode; } - // Can we send an idle event? - static bool CanSend(wxWindow* win); - protected: bool m_requestMore; static wxIdleMode sm_idleMode; @@ -2181,8 +2703,6 @@ private: DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxIdleEvent) }; -#endif // wxUSE_GUI - /* TODO wxEVT_MOUSE_CAPTURE_CHANGED, wxEVT_SETTING_CHANGED, // WM_WININICHANGE (NT) / WM_SETTINGCHANGE (Win95) @@ -2194,74 +2714,64 @@ private: */ + // ============================================================================ // event handler and related classes // ============================================================================ -// for backwards compatibility and to prevent eVC 4 for ARM from crashing with -// internal compiler error when compiling wx, we define wxObjectEventFunction -// as a wxObject method even though it can only be a wxEvtHandler one -typedef void (wxObject::*wxObjectEventFunction)(wxEvent&); - -// we can't have ctors nor base struct in backwards compatibility mode or -// otherwise we won't be able to initialize the objects with an agregate, so -// we have to keep both versions -#if WXWIN_COMPATIBILITY_EVENT_TYPES - -struct WXDLLIMPEXP_BASE wxEventTableEntry -{ - // For some reason, this can't be wxEventType, or VC++ complains. - int m_eventType; // main event type - int m_id; // control/menu/toolbar id - int m_lastId; // used for ranges of ids - wxObjectEventFunction m_fn; // function to call: not wxEventFunction, - // because of dependency problems - - wxObject* m_callbackUserData; -}; - -#else // !WXWIN_COMPATIBILITY_EVENT_TYPES // struct containing the members common to static and dynamic event tables // entries struct WXDLLIMPEXP_BASE wxEventTableEntryBase { -private: - wxEventTableEntryBase& operator=(const wxEventTableEntryBase& event); - -public: wxEventTableEntryBase(int winid, int idLast, - wxObjectEventFunction fn, wxObject *data) + wxEventFunctor* fn, wxObject *data) : m_id(winid), m_lastId(idLast), m_fn(fn), m_callbackUserData(data) { } - wxEventTableEntryBase(const wxEventTableEntryBase& event) - : m_id(event.m_id), - m_lastId(event.m_lastId), - m_fn(event.m_fn), - m_callbackUserData(event.m_callbackUserData) - { } + wxEventTableEntryBase( const wxEventTableEntryBase &entry ) + : m_id( entry.m_id ), + m_lastId( entry.m_lastId ), + m_fn( entry.m_fn ), + m_callbackUserData( entry.m_callbackUserData ) + { + // This is a 'hack' to ensure that only one instance tries to delete + // the functor pointer. It is safe as long as the only place where the + // copy constructor is being called is when the static event tables are + // being initialized (a temporary instance is created and then this + // constructor is called). + + const_cast( entry ).m_fn = NULL; + } + + ~wxEventTableEntryBase() + { + delete m_fn; + } // the range of ids for this entry: if m_lastId == wxID_ANY, the range // consists only of m_id, otherwise it is m_id..m_lastId inclusive int m_id, m_lastId; - // function to call: not wxEventFunction, because of dependency problems - wxObjectEventFunction m_fn; + // function/method/functor to call + wxEventFunctor* m_fn; - // arbitrary user data asosciated with the callback + // arbitrary user data associated with the callback wxObject* m_callbackUserData; + +private: + wxDECLARE_NO_ASSIGN_CLASS(wxEventTableEntryBase); }; // an entry from a static event table struct WXDLLIMPEXP_BASE wxEventTableEntry : public wxEventTableEntryBase { wxEventTableEntry(const int& evType, int winid, int idLast, - wxObjectEventFunction fn, wxObject *data) + wxEventFunctor* fn, wxObject *data) : wxEventTableEntryBase(winid, idLast, fn, data), m_eventType(evType) { } @@ -2275,17 +2785,16 @@ struct WXDLLIMPEXP_BASE wxEventTableEntry : public wxEventTableEntryBase 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() struct WXDLLIMPEXP_BASE wxDynamicEventTableEntry : public wxEventTableEntryBase { wxDynamicEventTableEntry(int evType, int winid, int idLast, - wxObjectEventFunction fn, wxObject *data, wxEvtHandler* eventSink) + wxEventFunctor* fn, wxObject *data) : wxEventTableEntryBase(winid, idLast, fn, data), - m_eventType(evType), - m_eventSink(eventSink) + m_eventType(evType) { } // not a reference here as we can't keep a reference to a temporary int @@ -2293,16 +2802,10 @@ struct WXDLLIMPEXP_BASE wxDynamicEventTableEntry : public wxEventTableEntryBase // do we need it int m_eventType; - // Pointer to object whose function is fn - so we don't assume the - // EventFunction is always a member of the EventHandler receiving the - // message - wxEvtHandler* m_eventSink; - - DECLARE_NO_COPY_CLASS(wxDynamicEventTableEntry) +private: + wxDECLARE_NO_ASSIGN_CLASS(wxDynamicEventTableEntry); }; -#endif // !WXWIN_COMPATIBILITY_EVENT_TYPES - // ---------------------------------------------------------------------------- // wxEventTable: an array of event entries terminated with {0, 0, 0, 0, 0} // ---------------------------------------------------------------------------- @@ -2341,13 +2844,16 @@ public: // 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(); - // Clear all tables +#if wxUSE_MEMORY_TRACING + // Clear all tables: only used to work around problems in memory tracing + // code static void ClearAll(); +#endif // wxUSE_MEMORY_TRACING protected: // Init the hash table with the entries of the static event table. @@ -2371,7 +2877,7 @@ protected: wxEventHashTable* m_previous; wxEventHashTable* m_next; - DECLARE_NO_COPY_CLASS(wxEventHashTable) + wxDECLARE_NO_COPY_CLASS(wxEventHashTable); }; // ---------------------------------------------------------------------------- @@ -2379,76 +2885,225 @@ protected: // ---------------------------------------------------------------------------- class WXDLLIMPEXP_BASE wxEvtHandler : public wxObject + , public wxTrackable { public: 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; } - // process an event right now + void Unlink(); + bool IsUnlinked() const; + + + + // Event queuing and processing + // ---------------------------- + + // Process an event right now: this can only be called from the main + // thread, use QueueEvent() for scheduling the events for + // processing from other threads. virtual bool ProcessEvent(wxEvent& event); - // add an event to be processed later - void AddPendingEvent(wxEvent& event); + // Process an event by calling ProcessEvent and handling any exceptions + // thrown by event handlers. It's mostly useful when processing wx events + // when called from C code (e.g. in GTK+ callback) when the exception + // wouldn't correctly propagate to wxEventLoop. + bool SafelyProcessEvent(wxEvent& event); + // NOTE: uses ProcessEvent() + + // Schedule the given event to be processed later. It takes ownership of + // the event pointer, i.e. it will be deleted later. This is safe to call + // from multiple threads although you still need to ensure that wxString + // fields of the event object are deep copies and not use the same string + // buffer as other wxString objects in this thread. + virtual void QueueEvent(wxEvent *event); + + // Add an event to be processed later: notice that this function is not + // safe to call from threads other than main, use QueueEvent() + virtual void AddPendingEvent(const wxEvent& event) + { + // notice that the thread-safety problem comes from the fact that + // Clone() doesn't make deep copies of wxString fields of wxEvent + // object and so the same wxString could be used from both threads when + // the event object is destroyed in this one -- QueueEvent() avoids + // this problem as the event pointer is not used any more in this + // thread at all after it is called. + QueueEvent(event.Clone()); + } - // process all pending events void ProcessPendingEvents(); + // NOTE: uses ProcessEvent() + + void DeletePendingEvents(); #if wxUSE_THREADS - bool ProcessThreadEvent(wxEvent& event); + 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, int lastId, - int eventType, + wxEventType eventType, wxObjectEventFunction func, - wxObject *userData = (wxObject *) NULL, - wxEvtHandler *eventSink = (wxEvtHandler *) NULL); + wxObject *userData = NULL, + wxEvtHandler *eventSink = NULL) + { + DoBind(winid, lastId, eventType, + wxNewEventFunctor(eventType, func, eventSink), + userData); + } // Convenience function: take just one id void Connect(int winid, - int eventType, + wxEventType eventType, wxObjectEventFunction func, - wxObject *userData = (wxObject *) NULL, - wxEvtHandler *eventSink = (wxEvtHandler *) NULL) + wxObject *userData = NULL, + wxEvtHandler *eventSink = NULL) { Connect(winid, wxID_ANY, eventType, func, userData, eventSink); } // Even more convenient: without id (same as using id of wxID_ANY) - void Connect(int eventType, + void Connect(wxEventType eventType, wxObjectEventFunction func, - wxObject *userData = (wxObject *) NULL, - wxEvtHandler *eventSink = (wxEvtHandler *) NULL) + wxObject *userData = NULL, + wxEvtHandler *eventSink = NULL) { Connect(wxID_ANY, wxID_ANY, eventType, func, userData, eventSink); } bool Disconnect(int winid, int lastId, wxEventType eventType, wxObjectEventFunction func = NULL, - wxObject *userData = (wxObject *) NULL, - wxEvtHandler *eventSink = (wxEvtHandler *) NULL); + wxObject *userData = NULL, + wxEvtHandler *eventSink = NULL) + { + return DoUnbind(winid, lastId, eventType, + wxMakeEventFunctor(eventType, func, eventSink), + userData ); + } bool Disconnect(int winid = wxID_ANY, wxEventType eventType = wxEVT_NULL, wxObjectEventFunction func = NULL, - wxObject *userData = (wxObject *) NULL, - wxEvtHandler *eventSink = (wxEvtHandler *) NULL) + wxObject *userData = NULL, + wxEvtHandler *eventSink = NULL) { return Disconnect(winid, wxID_ANY, eventType, func, userData, eventSink); } bool Disconnect(wxEventType eventType, wxObjectEventFunction func, - wxObject *userData = (wxObject *) NULL, - wxEvtHandler *eventSink = (wxEvtHandler *) NULL) + wxObject *userData = NULL, + wxEvtHandler *eventSink = NULL) { return Disconnect(wxID_ANY, eventType, func, userData, eventSink); } +#ifdef wxHAS_EVENT_BIND + // Bind functions to an event: + template + void Bind(const EventTag& eventType, + void (*function)(EventArg &), + int winid = wxID_ANY, + int lastId = wxID_ANY, + wxObject *userData = NULL) + { + DoBind(winid, lastId, eventType, + wxNewEventFunctor(eventType, function), + userData); + } + + + template + 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); + } + + // Bind functors to an event: + template + void Bind(const EventTag& eventType, + const Functor &functor, + int winid = wxID_ANY, + int lastId = wxID_ANY, + wxObject *userData = NULL) + { + DoBind(winid, lastId, eventType, + wxNewEventFunctor(eventType, functor), + userData); + } + + + template + bool Unbind(const EventTag& eventType, + const Functor &functor, + int winid = wxID_ANY, + int lastId = wxID_ANY, + wxObject *userData = NULL) + { + return DoUnbind(winid, lastId, eventType, + wxMakeEventFunctor(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 + 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 + bool Unbind(const EventTag &eventType, + void (Class::*method)(EventArg&), + EventHandler *handler, + int winid = wxID_ANY, + int lastId = wxID_ANY, + wxObject *userData = NULL ) + { + return DoUnbind(winid, lastId, eventType, + wxMakeEventFunctor(eventType, method, handler), + userData); + } +#endif // wxHAS_EVENT_BIND + wxList* GetDynamicEventTable() const { return m_dynamicEvents ; } // User data can be associated with each wxEvtHandler @@ -2458,48 +3113,74 @@ public: void SetClientData( void *data ) { DoSetClientData(data); } void *GetClientData() const { return DoGetClientData(); } - // check if the given event table entry matches this event and call the - // handler if it does + + // implementation from now on + // -------------------------- + + // check if the given event table entry matches this event by id (the check + // for the event type should be done by caller) and call the handler if it + // does // // return true if the event was processed, false otherwise (no match or the // handler decided to skip the event) - static bool ProcessEventIfMatches(const wxEventTableEntryBase& tableEntry, - wxEvtHandler *handler, - wxEvent& event); + static bool ProcessEventIfMatchesId(const wxEventTableEntryBase& tableEntry, + wxEvtHandler *handler, + wxEvent& event); - // implementation from now on virtual bool SearchEventTable(wxEventTable& table, wxEvent& event); bool SearchDynamicEventTable( wxEvent& event ); -#if wxUSE_THREADS - void ClearEventLocker(); -#endif // wxUSE_THREADS - // Avoid problems at exit by cleaning up static hash table gracefully void ClearEventHashTable() { GetEventHashTable().Clear(); } + 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 TryBefore() and TryAfter() hooks. + bool ProcessEventHere(wxEvent& event); + private: + void DoBind(int winid, + int lastId, + wxEventType eventType, + wxEventFunctor *func, + wxObject* userData = NULL); + + bool DoUnbind(int winid, + int lastId, + wxEventType eventType, + const wxEventFunctor& func, + wxObject *userData = NULL); + static const wxEventTableEntry sm_eventTableEntries[]; protected: // hooks for wxWindow used by ProcessEvent() // ----------------------------------------- - // This one is called before trying our own event table to allow plugging - // in the validators. - // - // NB: This method is intentionally *not* inside wxUSE_VALIDATORS! - // It is part of wxBase which doesn't use validators and the code - // is compiled out when building wxBase w/o GUI classes, which affects - // binary compatibility and wxBase library can't be used by GUI - // ports. - virtual bool TryValidator(wxEvent& WXUNUSED(event)) { return false; } + // this one is called before trying our own event table to allow plugging + // in the event handlers overriding the default logic, this is used by e.g. + // validators. + virtual bool TryBefore(wxEvent& event); // this one is called after failing to find the event handle in our own // table to give a chance to the other windows to process it // // base class implementation passes the event to wxTheApp - virtual bool TryParent(wxEvent& event); + virtual bool TryAfter(wxEvent& event); + +#ifdef WXWIN_COMPATIBILITY_2_8 + // deprecated method: override TryBefore() instead of this one + wxDEPRECATED_BUT_USED_INTERNALLY_INLINE( + virtual bool TryValidator(wxEvent& WXUNUSED(event)), return false; ) + + wxDEPRECATED_BUT_USED_INTERNALLY_INLINE( + virtual bool TryParent(wxEvent& event), return DoTryApp(event); ) +#endif // WXWIN_COMPATIBILITY_2_8 static const wxEventTable sm_eventTable; @@ -2514,18 +3195,9 @@ protected: wxList* m_pendingEvents; #if wxUSE_THREADS -#if defined (__VISAGECPP__) - const wxCriticalSection& Lock() const { return m_eventsLocker; } - wxCriticalSection& Lock() { return m_eventsLocker; } - - wxCriticalSection m_eventsLocker; -# else - const wxCriticalSection& Lock() const { return *m_eventsLocker; } - wxCriticalSection& Lock() { return *m_eventsLocker; } - - wxCriticalSection* m_eventsLocker; -# endif -#endif + // critical section protecting m_pendingEvents + wxCriticalSection m_pendingEventsLock; +#endif // wxUSE_THREADS // Is event handler enabled? bool m_enabled; @@ -2552,27 +3224,124 @@ protected: virtual void DoSetClientData( void *data ); virtual void *DoGetClientData() const; + // Search tracker objects for event connection with this sink + wxEventConnectionRef *FindRefInTrackerList(wxEvtHandler *handler); + private: + // pass the event to wxTheApp instance, called from TryAfter() + bool DoTryApp(wxEvent& event); + DECLARE_DYNAMIC_CLASS_NO_COPY(wxEvtHandler) }; -// Post a message to the given eventhandler which will be processed during the -// next event loop iteration -inline void wxPostEvent(wxEvtHandler *dest, wxEvent& event) +WX_DEFINE_ARRAY_WITH_DECL_PTR(wxEvtHandler *, wxEvtHandlerArray, class WXDLLIMPEXP_BASE); + +// ---------------------------------------------------------------------------- +// wxEventConnectionRef represents all connections between two event handlers +// and enables automatic disconnect when an event handler sink goes out of +// scope. Each connection/disconnect increases/decreases ref count, and +// when it reaches zero the node goes out of scope. +// ---------------------------------------------------------------------------- + +class wxEventConnectionRef : public wxTrackerNode +{ +public: + wxEventConnectionRef() : m_src(NULL), m_sink(NULL), m_refCount(0) { } + wxEventConnectionRef(wxEvtHandler *src, wxEvtHandler *sink) + : m_src(src), m_sink(sink), m_refCount(1) + { + m_sink->AddNode(this); + } + + // The sink is being destroyed + virtual void OnObjectDestroy( ) + { + if ( m_src ) + m_src->OnSinkDestroyed( m_sink ); + delete this; + } + + virtual wxEventConnectionRef *ToEventConnection() { return this; } + + void IncRef() { m_refCount++; } + void DecRef() + { + if ( !--m_refCount ) + { + // The sink holds the only external pointer to this object + if ( m_sink ) + m_sink->RemoveNode(this); + delete this; + } + } + +private: + wxEvtHandler *m_src, + *m_sink; + int m_refCount; + + friend class wxEvtHandler; + + wxDECLARE_NO_ASSIGN_CLASS(wxEventConnectionRef); +}; + +// Post a message to the given event handler which will be processed during the +// next event loop iteration. +// +// Notice that this one is not thread-safe, use wxQueueEvent() +inline void wxPostEvent(wxEvtHandler *dest, const wxEvent& event) { - wxCHECK_RET( dest, wxT("need an object to post event to in wxPostEvent") ); + wxCHECK_RET( dest, "need an object to post event to" ); dest->AddPendingEvent(event); } +// Wrapper around wxEvtHandler::QueueEvent(): adds an event for later +// processing, unlike wxPostEvent it is safe to use from different thread even +// for events with wxString members +inline void wxQueueEvent(wxEvtHandler *dest, wxEvent *event) +{ + wxCHECK_RET( dest, "need an object to queue event for" ); + + dest->QueueEvent(event); +} + typedef void (wxEvtHandler::*wxEventFunction)(wxEvent&); +typedef void (wxEvtHandler::*wxIdleEventFunction)(wxIdleEvent&); #define wxEventHandler(func) \ - (wxObjectEventFunction)wxStaticCastEvent(wxEventFunction, &func) + wxEVENT_HANDLER_CAST(wxEventFunction, func) +#define wxIdleEventHandler(func) \ + wxEVENT_HANDLER_CAST(wxIdleEventFunction, func) #if wxUSE_GUI +// ---------------------------------------------------------------------------- +// wxEventBlocker: helper class to temporarily disable event handling for a window +// ---------------------------------------------------------------------------- + +class WXDLLIMPEXP_CORE wxEventBlocker : public wxEvtHandler +{ +public: + wxEventBlocker(wxWindow *win, wxEventType type = wxEVT_ANY); + virtual ~wxEventBlocker(); + + void Block(wxEventType type) + { + m_eventsToBlock.push_back(type); + } + + virtual bool ProcessEvent(wxEvent& event); + +protected: + wxArrayInt m_eventsToBlock; + wxWindow *m_window; + + wxDECLARE_NO_COPY_CLASS(wxEventBlocker); +}; + typedef void (wxEvtHandler::*wxCommandEventFunction)(wxCommandEvent&); +typedef void (wxEvtHandler::*wxThreadEventFunction)(wxThreadEvent&); typedef void (wxEvtHandler::*wxScrollEventFunction)(wxScrollEvent&); typedef void (wxEvtHandler::*wxScrollWinEventFunction)(wxScrollWinEvent&); typedef void (wxEvtHandler::*wxSizeEventFunction)(wxSizeEvent&); @@ -2592,7 +3361,6 @@ typedef void (wxEvtHandler::*wxInitDialogEventFunction)(wxInitDialogEvent&); typedef void (wxEvtHandler::*wxSysColourChangedEventFunction)(wxSysColourChangedEvent&); typedef void (wxEvtHandler::*wxDisplayChangedEventFunction)(wxDisplayChangedEvent&); typedef void (wxEvtHandler::*wxUpdateUIEventFunction)(wxUpdateUIEvent&); -typedef void (wxEvtHandler::*wxIdleEventFunction)(wxIdleEvent&); typedef void (wxEvtHandler::*wxCloseEventFunction)(wxCloseEvent&); typedef void (wxEvtHandler::*wxShowEventFunction)(wxShowEvent&); typedef void (wxEvtHandler::*wxIconizeEventFunction)(wxIconizeEvent&); @@ -2610,89 +3378,82 @@ typedef void (wxEvtHandler::*wxMouseCaptureChangedEventFunction)(wxMouseCaptureC typedef void (wxEvtHandler::*wxMouseCaptureLostEventFunction)(wxMouseCaptureLostEvent&); typedef void (wxEvtHandler::*wxClipboardTextEventFunction)(wxClipboardTextEvent&); -// these typedefs don't have the same name structure as the others, keep for -// backwards compatibility only -#if WXWIN_COMPATIBILITY_2_4 - typedef wxSysColourChangedEventFunction wxSysColourChangedFunction; - typedef wxDisplayChangedEventFunction wxDisplayChangedFunction; -#endif // WXWIN_COMPATIBILITY_2_4 - #define wxCommandEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxCommandEventFunction, &func) + wxEVENT_HANDLER_CAST(wxCommandEventFunction, func) +#define wxThreadEventHandler(func) \ + wxEVENT_HANDLER_CAST(wxThreadEventFunction, func) #define wxScrollEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxScrollEventFunction, &func) + wxEVENT_HANDLER_CAST(wxScrollEventFunction, func) #define wxScrollWinEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxScrollWinEventFunction, &func) + wxEVENT_HANDLER_CAST(wxScrollWinEventFunction, func) #define wxSizeEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxSizeEventFunction, &func) + wxEVENT_HANDLER_CAST(wxSizeEventFunction, func) #define wxMoveEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxMoveEventFunction, &func) + wxEVENT_HANDLER_CAST(wxMoveEventFunction, func) #define wxPaintEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxPaintEventFunction, &func) + wxEVENT_HANDLER_CAST(wxPaintEventFunction, func) #define wxNcPaintEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxNcPaintEventFunction, &func) + wxEVENT_HANDLER_CAST(wxNcPaintEventFunction, func) #define wxEraseEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxEraseEventFunction, &func) + wxEVENT_HANDLER_CAST(wxEraseEventFunction, func) #define wxMouseEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxMouseEventFunction, &func) + wxEVENT_HANDLER_CAST(wxMouseEventFunction, func) #define wxCharEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxCharEventFunction, &func) + wxEVENT_HANDLER_CAST(wxCharEventFunction, func) #define wxKeyEventHandler(func) wxCharEventHandler(func) #define wxFocusEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxFocusEventFunction, &func) + wxEVENT_HANDLER_CAST(wxFocusEventFunction, func) #define wxChildFocusEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxChildFocusEventFunction, &func) + wxEVENT_HANDLER_CAST(wxChildFocusEventFunction, func) #define wxActivateEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxActivateEventFunction, &func) + wxEVENT_HANDLER_CAST(wxActivateEventFunction, func) #define wxMenuEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxMenuEventFunction, &func) + wxEVENT_HANDLER_CAST(wxMenuEventFunction, func) #define wxJoystickEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxJoystickEventFunction, &func) + wxEVENT_HANDLER_CAST(wxJoystickEventFunction, func) #define wxDropFilesEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxDropFilesEventFunction, &func) + wxEVENT_HANDLER_CAST(wxDropFilesEventFunction, func) #define wxInitDialogEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxInitDialogEventFunction, &func) + wxEVENT_HANDLER_CAST(wxInitDialogEventFunction, func) #define wxSysColourChangedEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxSysColourChangedEventFunction, &func) + wxEVENT_HANDLER_CAST(wxSysColourChangedEventFunction, func) #define wxDisplayChangedEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxDisplayChangedEventFunction, &func) + wxEVENT_HANDLER_CAST(wxDisplayChangedEventFunction, func) #define wxUpdateUIEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxUpdateUIEventFunction, &func) -#define wxIdleEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxIdleEventFunction, &func) + wxEVENT_HANDLER_CAST(wxUpdateUIEventFunction, func) #define wxCloseEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxCloseEventFunction, &func) + wxEVENT_HANDLER_CAST(wxCloseEventFunction, func) #define wxShowEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxShowEventFunction, &func) + wxEVENT_HANDLER_CAST(wxShowEventFunction, func) #define wxIconizeEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxIconizeEventFunction, &func) + wxEVENT_HANDLER_CAST(wxIconizeEventFunction, func) #define wxMaximizeEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxMaximizeEventFunction, &func) + wxEVENT_HANDLER_CAST(wxMaximizeEventFunction, func) #define wxNavigationKeyEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxNavigationKeyEventFunction, &func) + wxEVENT_HANDLER_CAST(wxNavigationKeyEventFunction, func) #define wxPaletteChangedEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxPaletteChangedEventFunction, &func) + wxEVENT_HANDLER_CAST(wxPaletteChangedEventFunction, func) #define wxQueryNewPaletteEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxQueryNewPaletteEventFunction, &func) + wxEVENT_HANDLER_CAST(wxQueryNewPaletteEventFunction, func) #define wxWindowCreateEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxWindowCreateEventFunction, &func) + wxEVENT_HANDLER_CAST(wxWindowCreateEventFunction, func) #define wxWindowDestroyEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxWindowDestroyEventFunction, &func) + wxEVENT_HANDLER_CAST(wxWindowDestroyEventFunction, func) #define wxSetCursorEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxSetCursorEventFunction, &func) + wxEVENT_HANDLER_CAST(wxSetCursorEventFunction, func) #define wxNotifyEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxNotifyEventFunction, &func) + wxEVENT_HANDLER_CAST(wxNotifyEventFunction, func) #define wxHelpEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxHelpEventFunction, &func) + wxEVENT_HANDLER_CAST(wxHelpEventFunction, func) #define wxContextMenuEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxContextMenuEventFunction, &func) + wxEVENT_HANDLER_CAST(wxContextMenuEventFunction, func) #define wxMouseCaptureChangedEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxMouseCaptureChangedEventFunction, &func) + wxEVENT_HANDLER_CAST(wxMouseCaptureChangedEventFunction, func) #define wxMouseCaptureLostEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxMouseCaptureLostEventFunction, &func) + wxEVENT_HANDLER_CAST(wxMouseCaptureLostEventFunction, func) #define wxClipboardTextEventHandler(func) \ - (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxClipboardTextEventFunction, &func) + wxEVENT_HANDLER_CAST(wxClipboardTextEventFunction, func) #endif // wxUSE_GUI @@ -2827,7 +3588,7 @@ typedef void (wxEvtHandler::*wxClipboardTextEventFunction)(wxClipboardTextEvent& template \ const wxEventTableEntry theClass::sm_eventTableEntries[] = { \ -#define END_EVENT_TABLE() DECLARE_EVENT_TABLE_ENTRY( wxEVT_NULL, 0, 0, 0, 0 ) }; +#define END_EVENT_TABLE() DECLARE_EVENT_TABLE_TERMINATOR() }; /* * Event table macros @@ -2857,11 +3618,13 @@ typedef void (wxEvtHandler::*wxClipboardTextEventFunction)(wxClipboardTextEvent& // EVT_COMMAND #define EVT_COMMAND(winid, event, func) \ wx__DECLARE_EVT1(event, winid, wxCommandEventHandler(func)) + #define EVT_COMMAND_RANGE(id1, id2, event, func) \ wx__DECLARE_EVT2(event, id1, id2, wxCommandEventHandler(func)) #define EVT_NOTIFY(event, winid, func) \ wx__DECLARE_EVT1(event, winid, wxNotifyEventHandler(func)) + #define EVT_NOTIFY_RANGE(event, id1, id2, func) \ wx__DECLARE_EVT2(event, id1, id2, wxNotifyEventHandler(func)) @@ -2870,6 +3633,8 @@ typedef void (wxEvtHandler::*wxClipboardTextEventFunction)(wxClipboardTextEvent& #define EVT_SIZING(func) wx__DECLARE_EVT0(wxEVT_SIZING, wxSizeEventHandler(func)) #define EVT_MOVE(func) wx__DECLARE_EVT0(wxEVT_MOVE, wxMoveEventHandler(func)) #define EVT_MOVING(func) wx__DECLARE_EVT0(wxEVT_MOVING, wxMoveEventHandler(func)) +#define EVT_MOVE_START(func) wx__DECLARE_EVT0(wxEVT_MOVE_START, wxMoveEventHandler(func)) +#define EVT_MOVE_END(func) wx__DECLARE_EVT0(wxEVT_MOVE_END, wxMoveEventHandler(func)) #define EVT_CLOSE(func) wx__DECLARE_EVT0(wxEVT_CLOSE_WINDOW, wxCloseEventHandler(func)) #define EVT_END_SESSION(func) wx__DECLARE_EVT0(wxEVT_END_SESSION, wxCloseEventHandler(func)) #define EVT_QUERY_END_SESSION(func) wx__DECLARE_EVT0(wxEVT_QUERY_END_SESSION, wxCloseEventHandler(func)) @@ -2925,19 +3690,31 @@ typedef void (wxEvtHandler::*wxClipboardTextEventFunction)(wxClipboardTextEvent& #define EVT_LEAVE_WINDOW(func) wx__DECLARE_EVT0(wxEVT_LEAVE_WINDOW, wxMouseEventHandler(func)) #define EVT_ENTER_WINDOW(func) wx__DECLARE_EVT0(wxEVT_ENTER_WINDOW, wxMouseEventHandler(func)) #define EVT_MOUSEWHEEL(func) wx__DECLARE_EVT0(wxEVT_MOUSEWHEEL, wxMouseEventHandler(func)) +#define EVT_MOUSE_AUX1_DOWN(func) wx__DECLARE_EVT0(wxEVT_AUX1_DOWN, wxMouseEventHandler(func)) +#define EVT_MOUSE_AUX1_UP(func) wx__DECLARE_EVT0(wxEVT_AUX1_UP, wxMouseEventHandler(func)) +#define EVT_MOUSE_AUX1_DCLICK(func) wx__DECLARE_EVT0(wxEVT_AUX1_DCLICK, wxMouseEventHandler(func)) +#define EVT_MOUSE_AUX2_DOWN(func) wx__DECLARE_EVT0(wxEVT_AUX2_DOWN, wxMouseEventHandler(func)) +#define EVT_MOUSE_AUX2_UP(func) wx__DECLARE_EVT0(wxEVT_AUX2_UP, wxMouseEventHandler(func)) +#define EVT_MOUSE_AUX2_DCLICK(func) wx__DECLARE_EVT0(wxEVT_AUX2_DCLICK, wxMouseEventHandler(func)) // All mouse events #define EVT_MOUSE_EVENTS(func) \ EVT_LEFT_DOWN(func) \ EVT_LEFT_UP(func) \ + EVT_LEFT_DCLICK(func) \ EVT_MIDDLE_DOWN(func) \ EVT_MIDDLE_UP(func) \ + EVT_MIDDLE_DCLICK(func) \ EVT_RIGHT_DOWN(func) \ EVT_RIGHT_UP(func) \ - EVT_MOTION(func) \ - EVT_LEFT_DCLICK(func) \ - EVT_MIDDLE_DCLICK(func) \ EVT_RIGHT_DCLICK(func) \ + EVT_MOUSE_AUX1_DOWN(func) \ + EVT_MOUSE_AUX1_UP(func) \ + EVT_MOUSE_AUX1_DCLICK(func) \ + EVT_MOUSE_AUX2_DOWN(func) \ + EVT_MOUSE_AUX2_UP(func) \ + EVT_MOUSE_AUX2_DCLICK(func) \ + EVT_MOTION(func) \ EVT_LEAVE_WINDOW(func) \ EVT_ENTER_WINDOW(func) \ EVT_MOUSEWHEEL(func) @@ -3033,11 +3810,14 @@ typedef void (wxEvtHandler::*wxClipboardTextEventFunction)(wxClipboardTextEvent& #define EVT_VLBOX(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_VLBOX_SELECTED, winid, wxCommandEventHandler(func)) #define EVT_COMBOBOX(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_COMBOBOX_SELECTED, winid, wxCommandEventHandler(func)) #define EVT_TOOL(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TOOL_CLICKED, winid, wxCommandEventHandler(func)) +#define EVT_TOOL_DROPDOWN(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TOOL_DROPDOWN_CLICKED, winid, wxCommandEventHandler(func)) #define EVT_TOOL_RANGE(id1, id2, func) wx__DECLARE_EVT2(wxEVT_COMMAND_TOOL_CLICKED, id1, id2, wxCommandEventHandler(func)) #define EVT_TOOL_RCLICKED(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TOOL_RCLICKED, winid, wxCommandEventHandler(func)) #define EVT_TOOL_RCLICKED_RANGE(id1, id2, func) wx__DECLARE_EVT2(wxEVT_COMMAND_TOOL_RCLICKED, id1, id2, wxCommandEventHandler(func)) #define EVT_TOOL_ENTER(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TOOL_ENTER, winid, wxCommandEventHandler(func)) #define EVT_CHECKLISTBOX(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, winid, wxCommandEventHandler(func)) +#define EVT_COMBOBOX_DROPDOWN(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_COMBOBOX_DROPDOWN, winid, wxCommandEventHandler(func)) +#define EVT_COMBOBOX_CLOSEUP(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_COMBOBOX_CLOSEUP, winid, wxCommandEventHandler(func)) // Generic command events #define EVT_COMMAND_LEFT_CLICK(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_LEFT_CLICK, winid, wxCommandEventHandler(func)) @@ -3055,12 +3835,6 @@ typedef void (wxEvtHandler::*wxClipboardTextEventFunction)(wxClipboardTextEvent& #define EVT_JOY_MOVE(func) wx__DECLARE_EVT0(wxEVT_JOY_MOVE, wxJoystickEventHandler(func)) #define EVT_JOY_ZMOVE(func) wx__DECLARE_EVT0(wxEVT_JOY_ZMOVE, wxJoystickEventHandler(func)) -// These are obsolete, see _BUTTON_ events -#if WXWIN_COMPATIBILITY_2_4 - #define EVT_JOY_DOWN(func) EVT_JOY_BUTTON_DOWN(func) - #define EVT_JOY_UP(func) EVT_JOY_BUTTON_UP(func) -#endif // WXWIN_COMPATIBILITY_2_4 - // All joystick events #define EVT_JOYSTICK_EVENTS(func) \ EVT_JOY_BUTTON_DOWN(func) \ @@ -3090,21 +3864,48 @@ typedef void (wxEvtHandler::*wxClipboardTextEventFunction)(wxClipboardTextEvent& #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 -// ---------------------------------------------------------------------------- - -// for pending event processing - notice that there is intentionally no -// WXDLLEXPORT here -extern WXDLLIMPEXP_BASE wxList *wxPendingEvents; -#if wxUSE_THREADS - extern WXDLLIMPEXP_BASE wxCriticalSection *wxPendingEventsLocker; -#endif +// Thread events +#define EVT_THREAD(id, func) wx__DECLARE_EVT1(wxEVT_COMMAND_THREAD, id, wxThreadEventHandler(func)) // ---------------------------------------------------------------------------- // Helper functions // ---------------------------------------------------------------------------- +// This is an ugly hack to allow the use of Bind() instead of Connect() inside +// the library code if the library was built with support for it, here is how +// it is used: +// +// class SomeEventHandlingClass : wxBIND_OR_CONNECT_HACK_BASE_CLASS +// public SomeBaseClass +// { +// public: +// SomeEventHandlingClass(wxWindow *win) +// { +// // connect to the event for the given window +// wxBIND_OR_CONNECT_HACK(win, wxEVT_SOMETHING, wxSomeEventHandler, +// SomeEventHandlingClass::OnSomeEvent, this); +// } +// +// private: +// void OnSomeEvent(wxSomeEvent&) { ... } +// }; +// +// This is *not* meant to be used by library users, it is only defined here +// (and not in a private header) because the base class must be visible from +// other public headers, please do NOT use this in your code, it will be +// removed from future wx versions without warning. +#ifdef wxHAS_EVENT_BIND + #define wxBIND_OR_CONNECT_HACK_BASE_CLASS + #define wxBIND_OR_CONNECT_HACK_ONLY_BASE_CLASS + #define wxBIND_OR_CONNECT_HACK(w, evt, handler, func, obj) \ + win->Bind(evt, &func, obj) +#else // wxHAS_EVENT_BIND + #define wxBIND_OR_CONNECT_HACK_BASE_CLASS public wxEvtHandler, + #define wxBIND_OR_CONNECT_HACK_ONLY_BASE_CLASS : public wxEvtHandler + #define wxBIND_OR_CONNECT_HACK(w, evt, handler, func, obj) \ + win->Connect(evt, handler(func), NULL, obj) +#endif // wxHAS_EVENT_BIND + #if wxUSE_GUI // Find a window with the focus, that is also a descendant of the given window. @@ -3113,4 +3914,4 @@ WXDLLIMPEXP_CORE wxWindow* wxFindFocusDescendant(wxWindow* ancestor); #endif // wxUSE_GUI -#endif // _WX_EVENT_H__ +#endif // _WX_EVENT_H_