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check for wxHAS_EVENT_BIND instead of its converse; updated/coorected some comments

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@60496 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin 2009-05-03 07:43:28 +00:00
parent f1a736636c
commit 54a9471afb
1 changed files with 38 additions and 47 deletions
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85
include/wx/event.h
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@ -99,60 +99,51 @@ typedef int wxEventType;
// generate a new unique event type // generate a new unique event type
extern WXDLLIMPEXP_BASE wxEventType wxNewEventType(); extern WXDLLIMPEXP_BASE wxEventType wxNewEventType();
// New macros to create templatized event types: // 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
#ifndef wxHAS_EVENT_BIND // 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() )
// Define/Declare a wxEventType-based event type: // 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 ) \ #define wxDEFINE_EVENT( name, type ) \
const wxEventType name( wxNewEventType() ) const wxEventType name( wxNewEventType() )
#define wxDECLARE_EXPORTED_EVENT( expdecl, name, type ) \ #define wxDECLARE_EXPORTED_EVENT( expdecl, name, type ) \
extern const expdecl wxEventType name extern const expdecl wxEventType name
#define wxDECLARE_EVENT( name, type ) \
// Define/Declare a wxEventType-based event type and initialize it with a wxDECLARE_EXPORTED_EVENT( wxEMPTY_PARAMETER_VALUE, name, type )
// predefined event type. (Only used for wxEVT_SPIN_XXX for backward
// compatibility)
#define wxDEFINE_EVENT_ALIAS( name, type, value ) \ #define wxDEFINE_EVENT_ALIAS( name, type, value ) \
const wxEventType name = value const wxEventType name = value
#define wxDECLARE_EXPORTED_EVENT_ALIAS( expdecl, name, type ) \ #define wxDECLARE_EXPORTED_EVENT_ALIAS( expdecl, name, type ) \
extern const expdecl wxEventType name extern const expdecl wxEventType name
#endif // wxHAS_EVENT_BIND/!wxHAS_EVENT_BIND
// Declare a local (not exported) wxEventType-based event type:
#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)
#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
// Declare a local (not exported) templatized event type:
#define wxDECLARE_EVENT( name, type ) \
wxDECLARE_EXPORTED_EVENT( wxEMPTY_PARAMETER_VALUE, name, type )
#endif // wxHAS_EVENT_BIND
// Try to cast the given event handler to the correct handler type: // Try to cast the given event handler to the correct handler type:
@ -3903,16 +3894,16 @@ typedef void (wxEvtHandler::*wxClipboardTextEventFunction)(wxClipboardTextEvent&
// (and not in a private header) because the base class must be visible from // (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 // other public headers, please do NOT use this in your code, it will be
// removed from future wx versions without warning. // removed from future wx versions without warning.
#ifndef wxHAS_EVENT_BIND #ifdef 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
#define wxBIND_OR_CONNECT_HACK_BASE_CLASS #define wxBIND_OR_CONNECT_HACK_BASE_CLASS
#define wxBIND_OR_CONNECT_HACK_ONLY_BASE_CLASS #define wxBIND_OR_CONNECT_HACK_ONLY_BASE_CLASS
#define wxBIND_OR_CONNECT_HACK(w, evt, handler, func, obj) \ #define wxBIND_OR_CONNECT_HACK(w, evt, handler, func, obj) \
win->Bind(evt, &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 #endif // wxHAS_EVENT_BIND
#if wxUSE_GUI #if wxUSE_GUI