X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/831b64f32f204d1424e248d100c109974aa4238c..56b18fda9452fc39ba91f4060a39721db7e2f437:/include/wx/event.h diff --git a/include/wx/event.h b/include/wx/event.h index 9ca8341671..23f1f35376 100644 --- a/include/wx/event.h +++ b/include/wx/event.h @@ -20,6 +20,7 @@ #if wxUSE_GUI #include "wx/gdicmn.h" #include "wx/cursor.h" + #include "wx/mousestate.h" #endif #include "wx/dynarray.h" @@ -68,7 +69,7 @@ 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) +#define wxStaticCastEvent(type, val) static_cast(val) #define DECLARE_EVENT_TABLE_ENTRY(type, winid, idLast, fn, obj) \ wxEventTableEntry(type, winid, idLast, fn, obj) @@ -295,12 +296,6 @@ 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 ); @@ -367,10 +362,13 @@ protected: // backwards compatibility as it is new int m_propagationLevel; -protected: bool m_skipped; bool m_isCommandEvent; +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_FWD_BASE wxPropagateOnce; @@ -644,12 +642,17 @@ enum wxMOUSE_BTN_MAX }; -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); } @@ -672,20 +675,6 @@ public: // 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); } @@ -792,7 +781,12 @@ public: virtual wxEvent *Clone() const { return new wxMouseEvent(*this); } - wxMouseEvent& operator=(const wxMouseEvent& event) { if (&event != this) Assign(event); return *this; } + wxMouseEvent& operator=(const wxMouseEvent& event) + { + if (&event != this) + Assign(event); + return *this; + } public: wxCoord m_x, m_y; @@ -803,11 +797,6 @@ public: bool m_aux1Down; bool m_aux2Down; - bool m_controlDown; - bool m_shiftDown; - bool m_altDown; - bool m_metaDown; - int m_clickCount; int m_wheelAxis; @@ -870,48 +859,13 @@ 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; } @@ -954,17 +908,19 @@ public: // example) wxKeyEvent& operator=(const wxKeyEvent& evt) { - if (&evt != this) + 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_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; @@ -980,12 +936,6 @@ 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; @@ -2347,21 +2297,21 @@ public: // winid and event type void Connect(int winid, int lastId, - int eventType, + wxEventType eventType, wxObjectEventFunction func, wxObject *userData = (wxObject *) NULL, wxEvtHandler *eventSink = (wxEvtHandler *) NULL); // Convenience function: take just one id void Connect(int winid, - int eventType, + wxEventType eventType, wxObjectEventFunction func, wxObject *userData = (wxObject *) NULL, wxEvtHandler *eventSink = (wxEvtHandler *) 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) @@ -2396,6 +2346,10 @@ public: void SetClientData( void *data ) { DoSetClientData(data); } void *GetClientData() const { return DoGetClientData(); } + + // implementation from now on + // -------------------------- + // check if the given event table entry matches this event and call the // handler if it does // @@ -2405,7 +2359,6 @@ public: wxEvtHandler *handler, wxEvent& event); - // implementation from now on virtual bool SearchEventTable(wxEventTable& table, wxEvent& event); bool SearchDynamicEventTable( wxEvent& event ); @@ -2413,6 +2366,20 @@ public: void ClearEventHashTable() { GetEventHashTable().Clear(); } void OnSinkDestroyed( wxEvtHandler *sink ); + + // The method processing the event in this event handler (or rather in this + // event handler chain as it also tries the next handler and so on), i.e. + // it returns true if we processed this event or false if we didn't but + // does not call TryParent() in the latter case. It also doesn't call + // wxApp::FilterEvent() before processing it, this is supposed to be done + // by the public ProcessEvent() only once for every event we handle. + // + // It is meant to be called from ProcessEvent() only and is not virtual, + // additional event handlers can be hooked into the normal event processing + // logic using TryValidator() hook. + bool ProcessEventHere(wxEvent& event); + + private: static const wxEventTableEntry sm_eventTableEntries[];