class WXDLLIMPEXP_FWD_BASE wxList;
class WXDLLIMPEXP_FWD_BASE wxEvent;
+class WXDLLIMPEXP_FWD_BASE wxEventFilter;
#if wxUSE_GUI
class WXDLLIMPEXP_FWD_CORE wxDC;
class WXDLLIMPEXP_FWD_CORE wxMenu;
: 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 void operator()(wxEvtHandler *handler, wxEvent& event);
virtual bool IsMatching(const wxEventFunctor& functor) const
{
extern WXDLLIMPEXP_BASE const wxEventType wxEVT_USER_FIRST;
// Need events declared to do this
+class WXDLLIMPEXP_FWD_BASE wxIdleEvent;
+class WXDLLIMPEXP_FWD_BASE wxThreadEvent;
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 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;
wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_COMBOBOX_CLOSEUP, wxCommandEvent);
// Thread events
-wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_COMMAND_THREAD, wxThreadEvent);
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_BASE, wxEVT_THREAD, wxThreadEvent);
// Mouse event types
wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_LEFT_DOWN, wxMouseEvent);
#if wxUSE_HOTKEY
wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_HOTKEY, wxKeyEvent);
#endif
+// This is a private event used by wxMSW code only and subject to change or
+// disappear in the future. Don't use.
+wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_AFTER_CHAR, wxKeyEvent);
+
// Set cursor event
wxDECLARE_EXPORTED_EVENT(WXDLLIMPEXP_CORE, wxEVT_SET_CURSOR, wxSetCursorEvent);
wxDECLARE_NO_COPY_CLASS(wxEventProcessInHandlerOnly);
};
+
+class WXDLLIMPEXP_BASE wxEventBasicPayloadMixin
+{
+public:
+ wxEventBasicPayloadMixin()
+ : m_commandInt(0),
+ m_extraLong(0)
+ {
+ }
+
+ void SetString(const wxString& s) { m_cmdString = s; }
+ const wxString& GetString() const { return m_cmdString; }
+
+ void SetInt(int i) { m_commandInt = i; }
+ int GetInt() const { return m_commandInt; }
+
+ void SetExtraLong(long extraLong) { m_extraLong = extraLong; }
+ long GetExtraLong() const { return m_extraLong; }
+
+protected:
+ // Note: these variables have "cmd" or "command" in their name for backward compatibility:
+ // they used to be part of wxCommandEvent, not this mixin.
+ wxString m_cmdString; // String event argument
+ int m_commandInt;
+ long m_extraLong; // Additional information (e.g. select/deselect)
+
+ wxDECLARE_NO_ASSIGN_CLASS(wxEventBasicPayloadMixin);
+};
+
+class WXDLLIMPEXP_BASE wxEventAnyPayloadMixin : public wxEventBasicPayloadMixin
+{
+public:
+ wxEventAnyPayloadMixin() : wxEventBasicPayloadMixin() {}
+
+#if wxUSE_ANY && (!defined(__VISUALC__) || wxCHECK_VISUALC_VERSION(7))
+ template<typename T>
+ void SetPayload(const T& payload)
+ {
+ m_payload = payload;
+ }
+
+ template<typename T>
+ T GetPayload() const
+ {
+ return m_payload.As<T>();
+ }
+
+protected:
+ wxAny m_payload;
+#endif // wxUSE_ANY && (!defined(__VISUALC__) || wxCHECK_VISUALC_VERSION(7))
+
+ wxDECLARE_NO_ASSIGN_CLASS(wxEventBasicPayloadMixin);
+};
+
+
+// Idle event
+/*
+ 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_BASE wxIdleEvent : public wxEvent
+{
+public:
+ wxIdleEvent()
+ : wxEvent(0, wxEVT_IDLE),
+ m_requestMore(false)
+ { }
+ wxIdleEvent(const wxIdleEvent& event)
+ : wxEvent(event),
+ m_requestMore(event.m_requestMore)
+ { }
+
+ void RequestMore(bool needMore = true) { m_requestMore = needMore; }
+ bool MoreRequested() const { return m_requestMore; }
+
+ virtual wxEvent *Clone() const { return new wxIdleEvent(*this); }
+
+ // Specify how wxWidgets 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; }
+
+protected:
+ bool m_requestMore;
+ static wxIdleMode sm_idleMode;
+
+private:
+ DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxIdleEvent)
+};
+
+
+// Thread event
+
+class WXDLLIMPEXP_BASE wxThreadEvent : public wxEvent,
+ public wxEventAnyPayloadMixin
+{
+public:
+ wxThreadEvent(wxEventType eventType = wxEVT_THREAD, int id = wxID_ANY)
+ : wxEvent(id, eventType)
+ { }
+
+ wxThreadEvent(const wxThreadEvent& event)
+ : wxEvent(event),
+ wxEventAnyPayloadMixin(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
+ {
+ return new wxThreadEvent(*this);
+ }
+
+ // 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)
+};
+
+
#if wxUSE_GUI
wxEVT_COMMAND_TOGGLEBUTTON_CLICKED
*/
-class WXDLLIMPEXP_CORE wxCommandEvent : public wxEvent
+class WXDLLIMPEXP_CORE wxCommandEvent : public wxEvent,
+ public wxEventBasicPayloadMixin
{
public:
wxCommandEvent(wxEventType commandType = wxEVT_NULL, int winid = 0);
wxCommandEvent(const wxCommandEvent& event)
: wxEvent(event),
- m_cmdString(event.m_cmdString),
- m_commandInt(event.m_commandInt),
- m_extraLong(event.m_extraLong),
+ wxEventBasicPayloadMixin(event),
m_clientData(event.m_clientData),
m_clientObject(event.m_clientObject)
{ }
void SetClientObject(wxClientData* clientObject) { m_clientObject = clientObject; }
wxClientData *GetClientObject() const { return m_clientObject; }
+ // Note: this shadows wxEventBasicPayloadMixin::GetString(), because it does some
+ // GUI-specific hacks
+ wxString GetString() const;
+
// Get listbox selection if single-choice
int GetSelection() const { return m_commandInt; }
- // Set/Get listbox/choice selection string
- void SetString(const wxString& s) { m_cmdString = s; }
- wxString GetString() const;
-
// Get checkbox value
bool IsChecked() const { return m_commandInt != 0; }
// true if the listbox event was a selection.
bool IsSelection() const { return (m_extraLong != 0); }
- void SetExtraLong(long extraLong) { m_extraLong = extraLong; }
- long GetExtraLong() const { return m_extraLong; }
-
- void SetInt(int i) { m_commandInt = i; }
- int GetInt() const { return m_commandInt; }
-
virtual wxEvent *Clone() const { return new wxCommandEvent(*this); }
virtual wxEventCategory GetEventCategory() const { return wxEVT_CATEGORY_USER_INPUT; }
protected:
- 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
};
-// 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());
-
-#if wxUSE_ANY && (!defined(__VISUALC__) || wxCHECK_VISUALC_VERSION(7))
- m_payload = event.m_payload;
-#endif
- }
-
- virtual wxEvent *Clone() const
- {
- return new wxThreadEvent(*this);
- }
-
- // 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; }
-
-#if wxUSE_ANY && (!defined(__VISUALC__) || wxCHECK_VISUALC_VERSION(7))
- template<typename T>
- void SetPayload(const T& payload)
- {
- m_payload = payload;
- }
-
- template<typename T>
- T GetPayload() const
- {
- return m_payload.As<T>();
- }
-
-protected:
- wxAny m_payload;
-#endif // wxUSE_ANY && (!defined(__VISUALC__) || wxCHECK_VISUALC_VERSION(7))
-
-private:
- DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxThreadEvent)
-};
-
-
-
// Scroll event class, derived form wxCommandEvent. wxScrollEvents are
// sent by wxSlider and wxScrollBar.
/*
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); }
- bool Aux1DClick() const { return (m_eventType == wxEVT_AUX1_UP); }
- bool Aux2DClick() const { return (m_eventType == wxEVT_AUX2_UP); }
+ bool Aux1DClick() const { return (m_eventType == wxEVT_AUX1_DCLICK); }
+ bool Aux2DClick() const { return (m_eventType == wxEVT_AUX2_DCLICK); }
// True if a button is down and the mouse is moving
bool Dragging() const
void SetCursor(const wxCursor& cursor) { m_cursor = cursor; }
const wxCursor& GetCursor() const { return m_cursor; }
- bool HasCursor() const { return m_cursor.Ok(); }
+ bool HasCursor() const { return m_cursor.IsOk(); }
virtual wxEvent *Clone() const { return new wxSetCursorEvent(*this); }
{
public:
wxKeyEvent(wxEventType keyType = wxEVT_NULL);
+
+ // Normal copy ctor and a ctor creating a new event for the same key as the
+ // given one but a different event type (this is used in implementation
+ // code only, do not use outside of the library).
wxKeyEvent(const wxKeyEvent& evt);
+ wxKeyEvent(wxEventType eventType, const wxKeyEvent& evt);
// get the key code: an ASCII7 char or an element of wxKeyCode enum
int GetKeyCode() const { return (int)m_keyCode; }
// Get Y position
wxCoord GetY() const { return m_y; }
+ // Can be called from wxEVT_CHAR_HOOK handler to allow generation of normal
+ // key events even though the event had been handled (by default they would
+ // not be generated in this case).
+ void DoAllowNextEvent() { m_allowNext = true; }
+
+ // Return the value of the "allow next" flag, for internal use only.
+ bool IsNextEventAllowed() const { return m_allowNext; }
+
+
virtual wxEvent *Clone() const { return new wxKeyEvent(*this); }
virtual wxEventCategory GetEventCategory() const { return wxEVT_CATEGORY_USER_INPUT; }
// implicitly defined operator=() so need to do it this way:
*static_cast<wxKeyboardState *>(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;
-#endif
+ DoAssignMembers(evt);
}
return *this;
}
wxUint32 m_rawFlags;
private:
+ // Set the event to propagate if necessary, i.e. if it's of wxEVT_CHAR_HOOK
+ // type. This is used by all ctors.
+ void InitPropagation()
+ {
+ if ( m_eventType == wxEVT_CHAR_HOOK )
+ m_propagationLevel = wxEVENT_PROPAGATE_MAX;
+
+ m_allowNext = false;
+ }
+
+ // Copy only the event data present in this class, this is used by
+ // AssignKeyData() and copy ctor.
+ void DoAssignMembers(const wxKeyEvent& 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;
+#endif
+ }
+
+ // If this flag is true, the normal key events should still be generated
+ // even if wxEVT_CHAR_HOOK had been handled. By default it is false as
+ // handling wxEVT_CHAR_HOOK suppresses all the subsequent events.
+ bool m_allowNext;
+
DECLARE_DYNAMIC_CLASS(wxKeyEvent)
};
{ m_eventType = wxEVT_SIZING; m_id = id; }
wxSize GetSize() const { return m_size; }
+ void SetSize(wxSize size) { m_size = size; }
wxRect GetRect() const { return m_rect; }
void SetRect(const wxRect& rect) { m_rect = rect; }
DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxContextMenuEvent)
};
-#endif // wxUSE_GUI
-
-// Idle event
-/*
- 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_BASE wxIdleEvent : public wxEvent
-{
-public:
- wxIdleEvent()
- : wxEvent(0, wxEVT_IDLE),
- m_requestMore(false)
- { }
- wxIdleEvent(const wxIdleEvent& event)
- : wxEvent(event),
- m_requestMore(event.m_requestMore)
- { }
-
- void RequestMore(bool needMore = true) { m_requestMore = needMore; }
- bool MoreRequested() const { return m_requestMore; }
-
- virtual wxEvent *Clone() const { return new wxIdleEvent(*this); }
-
- // Specify how wxWidgets 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; }
-
-protected:
- bool m_requestMore;
- static wxIdleMode sm_idleMode;
-
-private:
- DECLARE_DYNAMIC_CLASS_NO_ASSIGN(wxIdleEvent)
-};
/* TODO
wxEVT_MOUSE_CAPTURE_CHANGED,
wxEVT_COMPARE_ITEM
*/
+#endif // wxUSE_GUI
// ============================================================================
bool IsUnlinked() const;
+ // Global event filters
+ // --------------------
+
+ // Add an event filter whose FilterEvent() method will be called for each
+ // and every event processed by wxWidgets. The filters are called in LIFO
+ // order and wxApp is registered as an event filter by default. The pointer
+ // must remain valid until it's removed with RemoveFilter() and is not
+ // deleted by wxEvtHandler.
+ static void AddFilter(wxEventFilter* filter);
+
+ // Remove a filter previously installed with AddFilter().
+ static void RemoveFilter(wxEventFilter* filter);
+
// Event queuing and processing
// ----------------------------
// validators.
virtual bool TryBefore(wxEvent& event);
- // this one is not a hook but just a helper which looks up the handler in
- // this object itself called from ProcessEventLocally() and normally
- // shouldn't be called directly as doing it would ignore any chained event
- // handlers
- bool TryHere(wxEvent& event);
+ // This one is not a hook but just a helper which looks up the handler in
+ // this object itself.
+ //
+ // It is called from ProcessEventLocally() and normally shouldn't be called
+ // directly as doing it would ignore any chained event handlers
+ bool TryHereOnly(wxEvent& event);
+
+ // Another helper which simply calls pre-processing hook and then tries to
+ // handle the event at this handler level.
+ bool TryBeforeAndHere(wxEvent& event)
+ {
+ return TryBefore(event) || TryHereOnly(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
// try to process events in all handlers chained to this one
bool DoTryChain(wxEvent& event);
+ // Head of the event filter linked list.
+ static wxEventFilter* ms_filterList;
+
DECLARE_DYNAMIC_CLASS_NO_COPY(wxEvtHandler)
};
WX_DEFINE_ARRAY_WITH_DECL_PTR(wxEvtHandler *, wxEvtHandlerArray, class WXDLLIMPEXP_BASE);
+
+// Define an inline method of wxObjectEventFunctor which couldn't be defined
+// before wxEvtHandler declaration: at least Sun CC refuses to compile function
+// calls through pointer to member for forward-declared classes (see #12452).
+inline void wxObjectEventFunctor::operator()(wxEvtHandler *handler, wxEvent& event)
+{
+ wxEvtHandler * const realHandler = m_handler ? m_handler : handler;
+
+ (realHandler->*m_method)(event);
+}
+
// ----------------------------------------------------------------------------
// wxEventConnectionRef represents all connections between two event handlers
// and enables automatic disconnect when an event handler sink goes out of
typedef void (wxEvtHandler::*wxEventFunction)(wxEvent&);
typedef void (wxEvtHandler::*wxIdleEventFunction)(wxIdleEvent&);
+typedef void (wxEvtHandler::*wxThreadEventFunction)(wxThreadEvent&);
#define wxEventHandler(func) \
wxEVENT_HANDLER_CAST(wxEventFunction, func)
#define wxIdleEventHandler(func) \
wxEVENT_HANDLER_CAST(wxIdleEventFunction, func)
+#define wxThreadEventHandler(func) \
+ wxEVENT_HANDLER_CAST(wxThreadEventFunction, func)
#if wxUSE_GUI
};
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&);
#define wxCommandEventHandler(func) \
wxEVENT_HANDLER_CAST(wxCommandEventFunction, func)
-#define wxThreadEventHandler(func) \
- wxEVENT_HANDLER_CAST(wxThreadEventFunction, func)
#define wxScrollEventHandler(func) \
wxEVENT_HANDLER_CAST(wxScrollEventFunction, func)
#define wxScrollWinEventHandler(func) \
#define EVT_TEXT_PASTE(winid, func) wx__DECLARE_EVT1(wxEVT_COMMAND_TEXT_PASTE, winid, wxClipboardTextEventHandler(func))
// Thread events
-#define EVT_THREAD(id, func) wx__DECLARE_EVT1(wxEVT_COMMAND_THREAD, id, wxThreadEventHandler(func))
+#define EVT_THREAD(id, func) wx__DECLARE_EVT1(wxEVT_THREAD, id, wxThreadEventHandler(func))
+// alias for backward compatibility with 2.9.0:
+#define wxEVT_COMMAND_THREAD wxEVT_THREAD
// ----------------------------------------------------------------------------
// Helper functions
projects / wxWidgets.git / blobdiff