// generate a new unique event type
extern WXDLLIMPEXP_BASE wxEventType wxNewEventType();
-// New macros to create templatized event types:
-
-#ifndef wxHAS_EVENT_BIND
-
- // Define/Declare a wxEventType-based event type:
+// 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 wxEventType name( wxNewEventType() )
+ const wxEventTypeTag< type > name( wxNewEventType() )
+ // the general version allowing exporting the event type from DLL, used by
+ // wxWidgets itself
#define wxDECLARE_EXPORTED_EVENT( expdecl, name, type ) \
- extern const expdecl wxEventType name
-
- // Define/Declare a wxEventType-based event type and initialize it with a
- // predefined event type. (Only used for wxEVT_SPIN_XXX for backward
- // compatibility)
-
- #define wxDEFINE_EVENT_ALIAS( name, type, value ) \
- const wxEventType name = value
-
- #define wxDECLARE_EXPORTED_EVENT_ALIAS( expdecl, name, type ) \
- extern const expdecl wxEventType name
-
- // Declare a local (not exported) wxEventType-based event 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 )
-#else // wxHAS_EVENT_BIND
-
- // Define/Declare a templatized event type with the corresponding event as
- // a nested typedef:
-
- #define wxDEFINE_EVENT( name, type ) \
- const wxEventTypeTag< type > name( wxNewEventType() )
-
- #define wxDECLARE_EXPORTED_EVENT( expdecl, name, type ) \
- extern const expdecl wxEventTypeTag< type > name
-
- // Define/Declare a templatized event type and initialize it with a
- // predefined event type. (Only used for wxEVT_SPIN_XXX for backward
- // compatibility)
+ // 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
- // Declare a local (not exported) templatized event type:
+ #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 )
-#endif // wxHAS_EVENT_BIND
+ #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:
public:
typedef typename EventTag::EventClass EventArg;
- wxEventFunctorFunctor(Functor& handler)
+ wxEventFunctorFunctor(const Functor& handler)
: m_handler(handler), m_handlerAddr(&handler)
{ }
// 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
+// in dynamic event table) or just by returning them as temporary objects (this
// is enough for Unbind<>() and we avoid unnecessary heap allocation like this).
// Create functors wrapping other functors:
template <typename EventTag, typename Functor>
inline wxEventFunctorFunctor<EventTag, Functor> *
-wxNewEventFunctor(const EventTag&, Functor &func)
+wxNewEventFunctor(const EventTag&, const Functor &func)
{
return new wxEventFunctorFunctor<EventTag, Functor>(func);
}
template <typename EventTag, typename Functor>
inline wxEventFunctorFunctor<EventTag, Functor>
-wxMakeEventFunctor(const EventTag&, Functor &func)
+wxMakeEventFunctor(const EventTag&, const Functor &func)
{
return wxEventFunctorFunctor<EventTag, Functor>(func);
}
wxPropagateOnce(wxEvent& event) : m_event(event)
{
wxASSERT_MSG( m_event.m_propagationLevel > 0,
- _T("shouldn't be used unless ShouldPropagate()!") );
+ wxT("shouldn't be used unless ShouldPropagate()!") );
m_event.m_propagationLevel--;
}
wxEVT_HOTKEY
*/
+// key categories: the bit flags for IsKeyInCategory() function
+//
+// the enum values used may change in future version of wx
+// use the named constants only, or bitwise combinations thereof
+enum wxKeyCategoryFlags
+{
+ // arrow keys, on and off numeric keypads
+ WXK_CATEGORY_ARROW = 1,
+
+ // page up and page down keys, on and off numeric keypads
+ WXK_CATEGORY_PAGING = 2,
+
+ // home and end keys, on and off numeric keypads
+ WXK_CATEGORY_JUMP = 4,
+
+ // tab key, on and off numeric keypads
+ WXK_CATEGORY_TAB = 8,
+
+ // backspace and delete keys, on and off numeric keypads
+ WXK_CATEGORY_CUT = 16,
+
+ // all keys usually used for navigation
+ WXK_CATEGORY_NAVIGATION = WXK_CATEGORY_ARROW |
+ WXK_CATEGORY_PAGING |
+ WXK_CATEGORY_JUMP
+};
+
class WXDLLIMPEXP_CORE wxKeyEvent : public wxEvent,
public wxKeyboardState
{
// get the key code: an ASCII7 char or an element of wxKeyCode enum
int GetKeyCode() const { return (int)m_keyCode; }
+ // returns true iff this event's key code is of a certain type
+ bool IsKeyInCategory(int category) const;
+
#if wxUSE_UNICODE
// get the Unicode character corresponding to this key
wxChar GetUnicodeKey() const { return m_uniChar; }
// m_loggingOff flag is only used by wxEVT_[QUERY_]END_SESSION, it
// doesn't make sense for wxEVT_CLOSE_WINDOW
wxASSERT_MSG( m_eventType != wxEVT_CLOSE_WINDOW,
- _T("this flag is for end session events only") );
+ wxT("this flag is for end session events only") );
return m_loggingOff;
}
// Bind functors to an event:
template <typename EventTag, typename Functor>
void Bind(const EventTag& eventType,
- Functor &functor,
+ const Functor &functor,
int winid = wxID_ANY,
int lastId = wxID_ANY,
wxObject *userData = NULL)
template <typename EventTag, typename Functor>
bool Unbind(const EventTag& eventType,
- Functor &functor,
+ const Functor &functor,
int winid = wxID_ANY,
int lastId = wxID_ANY,
wxObject *userData = NULL)
// (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.
-#ifndef 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)
-#else // wxHAS_EVENT_BIND
+#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
projects / wxWidgets.git / blobdiff