X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/bddd7a8d8953cf4c09e56c13e1bfcc594ba0267e..27d0dcd033be9b1356a36d582f3d3665a53e11e4:/include/wx/event.h diff --git a/include/wx/event.h b/include/wx/event.h index 05311f7311..61a0634053 100644 --- a/include/wx/event.h +++ b/include/wx/event.h @@ -9,8 +9,8 @@ // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// -#ifndef _WX_EVENTH__ -#define _WX_EVENTH__ +#ifndef _WX_EVENT_H__ +#define _WX_EVENT_H__ #if defined(__GNUG__) && !defined(__APPLE__) #pragma interface "event.h" @@ -27,6 +27,8 @@ #include "wx/thread.h" +#include "wx/dynarray.h" + // ---------------------------------------------------------------------------- // forward declarations // ---------------------------------------------------------------------------- @@ -86,6 +88,8 @@ typedef int wxEventType; #define DECLARE_EVENT_TABLE_ENTRY(type, winid, idLast, fn, obj) \ wxEventTableEntry(type, winid, idLast, fn, obj) +#define EMPTY_PARAMETER_VALUE /* Fake macro parameter value */ + #define BEGIN_DECLARE_EVENT_TYPES() #define END_DECLARE_EVENT_TYPES() #define DECLARE_EXPORTED_EVENT_TYPE(expdecl, name, value) \ @@ -93,7 +97,7 @@ 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(/* */, name, value) + DECLARE_EXPORTED_EVENT_TYPE(EMPTY_PARAMETER_VALUE, name, value) #define DEFINE_EVENT_TYPE(name) const wxEventType name = wxNewEventType(); #define DEFINE_LOCAL_EVENT_TYPE(name) DEFINE_EVENT_TYPE(name) @@ -186,7 +190,9 @@ BEGIN_DECLARE_EVENT_TYPES() DECLARE_EVENT_TYPE(wxEVT_NAVIGATION_KEY, 214) DECLARE_EVENT_TYPE(wxEVT_KEY_DOWN, 215) DECLARE_EVENT_TYPE(wxEVT_KEY_UP, 216) - +#if wxUSE_HOTKEY + DECLARE_EVENT_TYPE(wxEVT_HOTKEY, 217) +#endif // Set cursor event DECLARE_EVENT_TYPE(wxEVT_SET_CURSOR, 230) @@ -329,6 +335,17 @@ END_DECLARE_EVENT_TYPES() #endif // WXWIN_COMPATIBILITY +// the predefined constants for the number of times we propagate event +// upwards window child-parent chain +enum Propagation_state +{ + // don't propagate it at all + wxEVENT_PROPAGATE_NONE = 0, + + // propagate it until it is processed + wxEVENT_PROPAGATE_MAX = INT_MAX +}; + /* * wxWindows events, covering all interesting things that might happen * (button clicking, resizing, setting text in widgets, etc.). @@ -368,30 +385,112 @@ public: void Skip(bool skip = TRUE) { m_skipped = skip; } bool GetSkipped() const { return m_skipped; }; - // Implementation only: this test is explicitlty anti OO and this functions - // exists only for optimization purposes. - bool IsCommandEvent() const { return m_isCommandEvent; } - // 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; + // Implementation only: this test is explicitlty anti OO and this functions + // exists only for optimization purposes. + bool IsCommandEvent() const { return m_isCommandEvent; } + + // Determine if this event should be propagating to the parent window. + bool ShouldPropagate() const + { return m_propagationLevel != wxEVENT_PROPAGATE_NONE; } + + // Stop an event from propagating to its parent window, returns the old + // propagation level value + int StopPropagation() + { + int propagationLevel = m_propagationLevel; + m_propagationLevel = wxEVENT_PROPAGATE_NONE; + return propagationLevel; + } + + // Resume the event propagation by restoring the propagation level + // (returned by StopPropagation()) + void ResumePropagation(int propagationLevel) + { + m_propagationLevel = propagationLevel; + } + public: wxObject* m_eventObject; wxEventType m_eventType; long m_timeStamp; int m_id; wxObject* m_callbackUserData; + +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; + +public: bool m_skipped; bool m_isCommandEvent; - + private: + // it needs to access our m_propagationLevel + friend class WXDLLIMPEXP_BASE wxPropagateOnce; + DECLARE_ABSTRACT_CLASS(wxEvent) }; +/* + * Helper class to temporarily change an event not to propagate. + */ +class WXDLLIMPEXP_BASE wxPropagationDisabler +{ +public: + wxPropagationDisabler(wxEvent& event) : m_event(event) + { + m_propagationLevelOld = m_event.StopPropagation(); + } + + ~wxPropagationDisabler() + { + m_event.ResumePropagation(m_propagationLevelOld); + } + +private: + wxEvent& m_event; + int m_propagationLevelOld; + + DECLARE_NO_COPY_CLASS(wxPropagationDisabler) +}; + +/* + * Another one to temporarily lower propagation level. + */ +class WXDLLIMPEXP_BASE wxPropagateOnce +{ +public: + wxPropagateOnce(wxEvent& event) : m_event(event) + { + wxASSERT_MSG( m_event.m_propagationLevel > 0, + _T("shouldn't be used unless ShouldPropagate()!") ); + + m_event.m_propagationLevel--; + } + + ~wxPropagateOnce() + { + m_event.m_propagationLevel++; + } + +private: + wxEvent& m_event; + + DECLARE_NO_COPY_CLASS(wxPropagateOnce) +}; + #if wxUSE_GUI + // Item or menu event class /* wxEVT_COMMAND_BUTTON_CLICKED @@ -413,9 +512,6 @@ private: class WXDLLIMPEXP_CORE wxCommandEvent : public wxEvent { -private: - wxCommandEvent& operator=(const wxCommandEvent& event); - public: wxCommandEvent(wxEventType commandType = wxEVT_NULL, int winid = 0); @@ -469,7 +565,7 @@ public: wxClientData* m_clientObject; // Arbitrary client object private: - DECLARE_DYNAMIC_CLASS(wxCommandEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxCommandEvent) }; // this class adds a possibility to react (from the user) code to a control @@ -500,7 +596,7 @@ private: bool m_bAllow; private: - DECLARE_DYNAMIC_CLASS(wxNotifyEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxNotifyEvent) }; // Scroll event class, derived form wxCommandEvent. wxScrollEvents are @@ -531,7 +627,7 @@ public: virtual wxEvent *Clone() const { return new wxScrollEvent(*this); } private: - DECLARE_DYNAMIC_CLASS(wxScrollEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxScrollEvent) }; // ScrollWin event class, derived fom wxEvent. wxScrollWinEvents @@ -568,7 +664,7 @@ public: long m_extraLong; private: - DECLARE_DYNAMIC_CLASS(wxScrollWinEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxScrollWinEvent) }; // Mouse event class @@ -809,7 +905,7 @@ private: wxCursor m_cursor; private: - DECLARE_DYNAMIC_CLASS(wxSetCursorEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxSetCursorEvent) }; // Keyboard input event class @@ -819,6 +915,7 @@ private: wxEVT_CHAR_HOOK wxEVT_KEY_DOWN wxEVT_KEY_UP + wxEVT_HOTKEY */ class WXDLLIMPEXP_CORE wxKeyEvent : public wxEvent @@ -955,7 +1052,7 @@ public: wxRect m_rect; // Used for wxEVT_SIZING private: - DECLARE_DYNAMIC_CLASS(wxSizeEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxSizeEvent) }; // Move event class @@ -992,7 +1089,7 @@ public: wxRect m_rect; private: - DECLARE_DYNAMIC_CLASS(wxMoveEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxMoveEvent) }; // Paint event class @@ -1029,7 +1126,7 @@ public: virtual wxEvent *Clone() const { return new wxPaintEvent(*this); } private: - DECLARE_DYNAMIC_CLASS(wxPaintEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxPaintEvent) }; class WXDLLIMPEXP_CORE wxNcPaintEvent : public wxEvent @@ -1042,7 +1139,7 @@ public: virtual wxEvent *Clone() const { return new wxNcPaintEvent(*this); } private: - DECLARE_DYNAMIC_CLASS(wxNcPaintEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxNcPaintEvent) }; // Erase background event class @@ -1052,9 +1149,6 @@ private: class WXDLLIMPEXP_CORE wxEraseEvent : public wxEvent { -private: - wxEraseEvent& operator=(const wxEraseEvent& event); - public: wxEraseEvent(int Id = 0, wxDC *dc = (wxDC *) NULL) : wxEvent(Id, wxEVT_ERASE_BACKGROUND), @@ -1073,7 +1167,7 @@ public: wxDC *m_dc; private: - DECLARE_DYNAMIC_CLASS(wxEraseEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxEraseEvent) }; // Focus event class @@ -1084,9 +1178,6 @@ private: class WXDLLIMPEXP_CORE wxFocusEvent : public wxEvent { -private: - wxFocusEvent& operator=(const wxFocusEvent& event); - public: wxFocusEvent(wxEventType type = wxEVT_NULL, int winid = 0) : wxEvent(winid, type) @@ -1108,11 +1199,11 @@ private: wxWindow *m_win; private: - DECLARE_DYNAMIC_CLASS(wxFocusEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxFocusEvent) }; // wxChildFocusEvent notifies the parent that a child has got the focus: unlike -// wxFocusEvent it is propgated upwards the window chain +// wxFocusEvent it is propagated upwards the window chain class WXDLLIMPEXP_CORE wxChildFocusEvent : public wxCommandEvent { public: @@ -1123,7 +1214,7 @@ public: virtual wxEvent *Clone() const { return new wxChildFocusEvent(*this); } private: - DECLARE_DYNAMIC_CLASS(wxChildFocusEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxChildFocusEvent) }; // Activate event class @@ -1150,7 +1241,7 @@ private: bool m_active; private: - DECLARE_DYNAMIC_CLASS(wxActivateEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxActivateEvent) }; // InitDialog event class @@ -1168,7 +1259,7 @@ public: virtual wxEvent *Clone() const { return new wxInitDialogEvent(*this); } private: - DECLARE_DYNAMIC_CLASS(wxInitDialogEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxInitDialogEvent) }; // Miscellaneous menu event class @@ -1181,12 +1272,12 @@ private: class WXDLLIMPEXP_CORE wxMenuEvent : public wxEvent { public: - wxMenuEvent(wxEventType type = wxEVT_NULL, int winid = 0) + wxMenuEvent(wxEventType type = wxEVT_NULL, int winid = 0, wxMenu* menu = NULL) : wxEvent(winid, type) - { m_menuId = winid; } + { m_menuId = winid; m_menu = menu; } wxMenuEvent(const wxMenuEvent & event) : wxEvent(event) - { m_menuId = event.m_menuId; } + { m_menuId = event.m_menuId; m_menu = event.m_menu; } // only for wxEVT_MENU_HIGHLIGHT int GetMenuId() const { return m_menuId; } @@ -1194,12 +1285,16 @@ public: // only for wxEVT_MENU_OPEN/CLOSE bool IsPopup() const { return m_menuId == -1; } + // only for wxEVT_MENU_OPEN/CLOSE + wxMenu* GetMenu() const { return m_menu; } + virtual wxEvent *Clone() const { return new wxMenuEvent(*this); } private: - int m_menuId; + int m_menuId; + wxMenu* m_menu; - DECLARE_DYNAMIC_CLASS(wxMenuEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxMenuEvent) }; // Window close or session close event class @@ -1268,7 +1363,7 @@ protected: #endif private: - DECLARE_DYNAMIC_CLASS(wxCloseEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxCloseEvent) }; @@ -1295,7 +1390,7 @@ protected: bool m_show; private: - DECLARE_DYNAMIC_CLASS(wxShowEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxShowEvent) }; /* @@ -1321,7 +1416,7 @@ protected: bool m_iconized; private: - DECLARE_DYNAMIC_CLASS(wxIconizeEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxIconizeEvent) }; /* wxEVT_MAXIMIZE @@ -1337,7 +1432,7 @@ public: virtual wxEvent *Clone() const { return new wxMaximizeEvent(*this); } private: - DECLARE_DYNAMIC_CLASS(wxMaximizeEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxMaximizeEvent) }; // Joystick event class @@ -1435,7 +1530,7 @@ public: virtual wxEvent *Clone() const { return new wxJoystickEvent(*this); } private: - DECLARE_DYNAMIC_CLASS(wxJoystickEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxJoystickEvent) }; // Drop files event class @@ -1445,9 +1540,6 @@ private: class WXDLLIMPEXP_CORE wxDropFilesEvent : public wxEvent { -private: - wxDropFilesEvent& operator=(const wxDropFilesEvent& event); - public: int m_noFiles; wxPoint m_pos; @@ -1488,7 +1580,7 @@ public: virtual wxEvent *Clone() const { return new wxDropFilesEvent(*this); } private: - DECLARE_DYNAMIC_CLASS(wxDropFilesEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxDropFilesEvent) }; // Update UI event @@ -1496,6 +1588,20 @@ private: wxEVT_UPDATE_UI */ +// Whether to always send update events to windows, or +// to only send update events to those with the +// wxWS_EX_PROCESS_UI_UPDATES style. + +enum wxUpdateUIMode +{ + // Send UI update events to all windows + wxUPDATE_UI_PROCESS_ALL, + + // Send UI update events to windows that have + // the wxWS_EX_PROCESS_UI_UPDATES flag specified + wxUPDATE_UI_PROCESS_SPECIFIED +}; + class WXDLLIMPEXP_CORE wxUpdateUIEvent : public wxCommandEvent { public: @@ -1529,6 +1635,28 @@ public: void Enable(bool enable) { m_enabled = enable; m_setEnabled = TRUE; } void SetText(const wxString& text) { m_text = text; m_setText = TRUE; } + // Sets the interval between updates in milliseconds. + // Set to -1 to disable updates, or to 0 to update as frequently as possible. + static void SetUpdateInterval(long updateInterval) { sm_updateInterval = updateInterval; } + + // Returns the current interval between updates in milliseconds + static long GetUpdateInterval() { return sm_updateInterval ; } + + // Can we update this window? + static bool CanUpdate(wxWindow* win) ; + + // Reset the update time to provide a delay until the next + // time we should update + static void ResetUpdateTime() ; + + // Specify how wxWindows will send update events: to + // all windows, or only to those which specify that they + // will process the events. + static void SetMode(wxUpdateUIMode mode) { sm_updateMode = mode; } + + // Returns the UI update mode + static wxUpdateUIMode GetMode() { return sm_updateMode ; } + virtual wxEvent *Clone() const { return new wxUpdateUIEvent(*this); } protected: @@ -1538,9 +1666,14 @@ protected: bool m_setText; bool m_setChecked; wxString m_text; +#if wxUSE_LONGLONG + static wxLongLong sm_lastUpdate; +#endif + static long sm_updateInterval; + static wxUpdateUIMode sm_updateMode; private: - DECLARE_DYNAMIC_CLASS(wxUpdateUIEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxUpdateUIEvent) }; /* @@ -1558,7 +1691,7 @@ public: virtual wxEvent *Clone() const { return new wxSysColourChangedEvent(*this); } private: - DECLARE_DYNAMIC_CLASS(wxSysColourChangedEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxSysColourChangedEvent) }; /* @@ -1569,9 +1702,6 @@ private: class WXDLLIMPEXP_CORE wxMouseCaptureChangedEvent : public wxEvent { -private: - wxMouseCaptureChangedEvent operator=(const wxMouseCaptureChangedEvent& event); - public: wxMouseCaptureChangedEvent(wxWindowID winid = 0, wxWindow* gainedCapture = NULL) : wxEvent(winid, wxEVT_MOUSE_CAPTURE_CHANGED), @@ -1589,7 +1719,8 @@ public: private: wxWindow* m_gainedCapture; - DECLARE_DYNAMIC_CLASS(wxMouseCaptureChangedEvent) + + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxMouseCaptureChangedEvent) }; /* @@ -1598,7 +1729,7 @@ private: class WXDLLIMPEXP_CORE wxDisplayChangedEvent : public wxEvent { private: - DECLARE_DYNAMIC_CLASS(wxDisplayChangedEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxDisplayChangedEvent) public: wxDisplayChangedEvent() @@ -1614,9 +1745,6 @@ public: class WXDLLIMPEXP_CORE wxPaletteChangedEvent : public wxEvent { -private: - wxPaletteChangedEvent& operator=(const wxPaletteChangedEvent& event); - public: wxPaletteChangedEvent(wxWindowID winid = 0) : wxEvent(winid, wxEVT_PALETTE_CHANGED), @@ -1637,7 +1765,7 @@ protected: wxWindow* m_changedWindow; private: - DECLARE_DYNAMIC_CLASS(wxPaletteChangedEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxPaletteChangedEvent) }; /* @@ -1667,7 +1795,7 @@ protected: bool m_paletteRealized; private: - DECLARE_DYNAMIC_CLASS(wxQueryNewPaletteEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxQueryNewPaletteEvent) }; /* @@ -1677,9 +1805,6 @@ private: // NB: don't derive from command event to avoid being propagated to the parent class WXDLLIMPEXP_CORE wxNavigationKeyEvent : public wxEvent { -private: - wxNavigationKeyEvent& operator=(const wxNavigationKeyEvent& event); - public: wxNavigationKeyEvent() : wxEvent(0, wxEVT_NAVIGATION_KEY), @@ -1733,7 +1858,7 @@ private: wxWindow *m_focus; private: - DECLARE_DYNAMIC_CLASS(wxNavigationKeyEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxNavigationKeyEvent) }; // Window creation/destruction events: the first is sent as soon as window is @@ -1756,7 +1881,7 @@ public: virtual wxEvent *Clone() const { return new wxWindowCreateEvent(*this); } private: - DECLARE_DYNAMIC_CLASS(wxWindowCreateEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxWindowCreateEvent) }; class WXDLLIMPEXP_CORE wxWindowDestroyEvent : public wxCommandEvent @@ -1769,7 +1894,7 @@ public: virtual wxEvent *Clone() const { return new wxWindowDestroyEvent(*this); } private: - DECLARE_DYNAMIC_CLASS(wxWindowDestroyEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxWindowDestroyEvent) }; // A help event is sent when the user clicks on a window in context-help mode. @@ -1814,7 +1939,7 @@ protected: wxString m_link; private: - DECLARE_DYNAMIC_CLASS(wxHelpEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxHelpEvent) }; // A Context event is sent when the user right clicks on a window or @@ -1849,7 +1974,7 @@ protected: wxPoint m_pos; private: - DECLARE_DYNAMIC_CLASS(wxContextMenuEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxContextMenuEvent) }; // Idle event @@ -1857,6 +1982,20 @@ private: wxEVT_IDLE */ +// Whether to always send idle events to windows, or +// to only send update events to those with the +// wxWS_EX_PROCESS_IDLE style. + +enum wxIdleMode +{ + // Send idle events to all windows + wxIDLE_PROCESS_ALL, + + // Send idle events to windows that have + // the wxWS_EX_PROCESS_IDLE flag specified + wxIDLE_PROCESS_SPECIFIED +}; + class WXDLLIMPEXP_CORE wxIdleEvent : public wxEvent { public: @@ -1874,11 +2013,23 @@ public: virtual wxEvent *Clone() const { return new wxIdleEvent(*this); } + // Specify how wxWindows will send idle events: to + // all windows, or only to those which specify that they + // will process the events. + static void SetMode(wxIdleMode mode) { sm_idleMode = mode; } + + // Returns the idle event mode + static wxIdleMode GetMode() { return sm_idleMode ; } + + // Can we send an idle event? + static bool CanSend(wxWindow* win) ; + protected: bool m_requestMore; + static wxIdleMode sm_idleMode; private: - DECLARE_DYNAMIC_CLASS(wxIdleEvent) + DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxIdleEvent) }; #endif // wxUSE_GUI @@ -1971,6 +2122,9 @@ struct WXDLLIMPEXP_BASE wxEventTableEntry : public wxEventTableEntryBase // objects will have been initialized (including the event type constants) // and so it will have the correct value when it is needed const int& m_eventType; + +private: + wxEventTableEntry& operator=(const wxEventTableEntry&); }; class WXDLLIMPEXP_BASE wxEvtHandler; @@ -1994,6 +2148,8 @@ struct WXDLLIMPEXP_BASE wxDynamicEventTableEntry : public wxEventTableEntryBase // EventFunction is always a member of the EventHandler receiving the // message wxEvtHandler* m_eventSink; + + DECLARE_NO_COPY_CLASS(wxDynamicEventTableEntry) }; #endif // !WXWIN_COMPATIBILITY_EVENT_TYPES @@ -2008,6 +2164,58 @@ struct WXDLLIMPEXP_BASE wxEventTable const wxEventTableEntry *entries; // bottom of entry array }; +// ---------------------------------------------------------------------------- +// wxEventHashTable: a helper of wxEvtHandler to speed up wxEventTable lookups. +// ---------------------------------------------------------------------------- + +WX_DEFINE_ARRAY_NO_PTR(const wxEventTableEntry*, wxEventTableEntryPointerArray); +class WXDLLIMPEXP_BASE wxEvtHandler; + +class WXDLLIMPEXP_BASE wxEventHashTable +{ +private: + // Internal data structs + struct EventTypeTable + { + wxEventType eventType; + wxEventTableEntryPointerArray eventEntryTable; + }; + typedef EventTypeTable* EventTypeTablePointer; + +public: + // Constructor, needs the event table it needs to hash later on. + // Note: hashing of the event table is not done in the constructor as it + // can be that the event table is not yet full initialize, the hash + // will gets initialized when handling the first event look-up request. + wxEventHashTable(const wxEventTable &table); + // Destructor. + ~wxEventHashTable(); + + // 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); + +protected: + // Init the hash table with the entries of the static event table. + void InitHashTable(); + // Helper funtion of InitHashTable() to insert 1 entry into the hash table. + void AddEntry(const wxEventTableEntry &entry); + // Allocate and init with null pointers the base hash table. + void AllocEventTypeTable(size_t size); + // Grow the hash table in size and transfer all items currently + // in the table to the correct location in the new table. + void GrowEventTypeTable(); + +protected: + const wxEventTable &m_table; + bool m_rebuildHash; + + size_t m_size; + EventTypeTablePointer *m_eventTypeTable; + + DECLARE_NO_COPY_CLASS(wxEventHashTable) +}; + // ---------------------------------------------------------------------------- // wxEvtHandler: the base class for all objects handling wxWindows events // ---------------------------------------------------------------------------- @@ -2127,10 +2335,12 @@ protected: virtual bool TryParent(wxEvent& event); - static const wxEventTable sm_eventTable; - + static const wxEventTable sm_eventTable; virtual const wxEventTable *GetEventTable() const; + static wxEventHashTable sm_eventHashTable; + virtual wxEventHashTable& GetEventHashTable() const; + wxEvtHandler* m_nextHandler; wxEvtHandler* m_previousHandler; wxList* m_dynamicEvents; @@ -2170,8 +2380,7 @@ protected: virtual void *DoGetClientData() const; private: - DECLARE_NO_COPY_CLASS(wxEvtHandler) - DECLARE_DYNAMIC_CLASS(wxEvtHandler) + DECLARE_DYNAMIC_CLASS_NO_COPY(wxEvtHandler) }; // Post a message to the given eventhandler which will be processed during the @@ -2229,13 +2438,22 @@ typedef void (wxEvtHandler::*wxMouseCaptureChangedEventFunction)(wxMouseCaptureC static const wxEventTableEntry sm_eventTableEntries[]; \ protected: \ static const wxEventTable sm_eventTable; \ - virtual const wxEventTable* GetEventTable() const; + virtual const wxEventTable* GetEventTable() const; \ + static wxEventHashTable sm_eventHashTable; \ + virtual wxEventHashTable& GetEventHashTable() const; + +// N.B.: when building DLL with Borland C++ 5.5 compiler, you must initialize +// sm_eventTable before using it in GetEventTable() or the compiler gives +// E2233 (see http://groups.google.com/groups?selm=397dcc8a%241_2%40dnews) #define BEGIN_EVENT_TABLE(theClass, baseClass) \ - const wxEventTable *theClass::GetEventTable() const \ - { return &theClass::sm_eventTable; } \ const wxEventTable theClass::sm_eventTable = \ { &baseClass::sm_eventTable, &theClass::sm_eventTableEntries[0] }; \ + const wxEventTable *theClass::GetEventTable() const \ + { return &theClass::sm_eventTable; } \ + wxEventHashTable theClass::sm_eventHashTable(theClass::sm_eventTable); \ + wxEventHashTable &theClass::GetEventHashTable() const \ + { return theClass::sm_eventHashTable; } \ const wxEventTableEntry theClass::sm_eventTableEntries[] = { \ #define END_EVENT_TABLE() DECLARE_EVENT_TABLE_ENTRY( wxEVT_NULL, 0, 0, 0, 0 ) }; @@ -2262,6 +2480,9 @@ typedef void (wxEvtHandler::*wxMouseCaptureChangedEventFunction)(wxMouseCaptureC #define EVT_CHAR(func) DECLARE_EVENT_TABLE_ENTRY( wxEVT_CHAR, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxCharEventFunction) & func, (wxObject *) NULL ), #define EVT_KEY_DOWN(func) DECLARE_EVENT_TABLE_ENTRY( wxEVT_KEY_DOWN, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxCharEventFunction) & func, (wxObject *) NULL ), #define EVT_KEY_UP(func) DECLARE_EVENT_TABLE_ENTRY( wxEVT_KEY_UP, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxCharEventFunction) & func, (wxObject *) NULL ), +#if wxUSE_HOTKEY +#define EVT_HOTKEY(id, func) DECLARE_EVENT_TABLE_ENTRY( wxEVT_HOTKEY, id, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxCharEventFunction) & func, (wxObject *) NULL ), +#endif #define EVT_CHAR_HOOK(func) DECLARE_EVENT_TABLE_ENTRY( wxEVT_CHAR_HOOK, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxCharEventFunction) & func, NULL ), #define EVT_MENU_OPEN(func) DECLARE_EVENT_TABLE_ENTRY( wxEVT_MENU_OPEN, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxMenuEventFunction) & func, (wxObject *) NULL ), #define EVT_MENU_CLOSE(func) DECLARE_EVENT_TABLE_ENTRY( wxEVT_MENU_CLOSE, wxID_ANY, wxID_ANY, (wxObjectEventFunction) (wxEventFunction) (wxMenuEventFunction) & func, (wxObject *) NULL ), @@ -2493,5 +2714,5 @@ wxWindow* wxFindFocusDescendant(wxWindow* ancestor); #endif // wxUSE_GUI -#endif - // _WX_EVENTH__ +#endif // _WX_EVENT_H__ +