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;
const wxObjectEventFunctor &other =
static_cast< const wxObjectEventFunctor & >( functor );
- // FIXME-VC6: amazing but true: replacing "method == NULL" here
- // with "!method" makes VC6 crash with an ICE in DLL build (only!)
+ // FIXME-VC6: amazing but true: replacing "m_method == 0" here
+ // with "!m_method" makes VC6 crash with an ICE in DLL build (only!)
+ // Also notice that using "NULL" instead of "0" results in warnings
+ // about "using NULL in arithmetics" from arm-linux-androideabi-g++
+ // 4.4.3 used for wxAndroid build.
- return ( m_method == other.m_method || other.m_method == NULL ) &&
+ return ( m_method == other.m_method || other.m_method == 0 ) &&
( m_handler == other.m_handler || other.m_handler == NULL );
}
else
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);
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().Clone());
+ }
+
+ 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.
/*
wxEVT_LEFT_DCLICK
wxEVT_MIDDLE_DCLICK
wxEVT_RIGHT_DCLICK
- wxEVT_NC_LEFT_DOWN
- wxEVT_NC_LEFT_UP,
- wxEVT_NC_MIDDLE_DOWN,
- wxEVT_NC_MIDDLE_UP,
- wxEVT_NC_RIGHT_DOWN,
- wxEVT_NC_RIGHT_UP,
- wxEVT_NC_MOTION,
- wxEVT_NC_ENTER_WINDOW,
- wxEVT_NC_LEAVE_WINDOW,
- wxEVT_NC_LEFT_DCLICK,
- wxEVT_NC_MIDDLE_DCLICK,
- wxEVT_NC_RIGHT_DCLICK,
*/
+enum wxMouseWheelAxis
+{
+ wxMOUSE_WHEEL_VERTICAL,
+ wxMOUSE_WHEEL_HORIZONTAL
+};
+
class WXDLLIMPEXP_CORE wxMouseEvent : public wxEvent,
public wxMouseState
{
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
// should occur for each delta.
int GetWheelDelta() const { return m_wheelDelta; }
- // Gets the axis the wheel operation concerns, 0 being the y axis as on
- // most mouse wheels, 1 is the x axis for things like MightyMouse scrolls
- // or horizontal trackpad scrolling
- int GetWheelAxis() const { return m_wheelAxis; }
+ // Gets the axis the wheel operation concerns; wxMOUSE_WHEEL_VERTICAL
+ // (most common case) or wxMOUSE_WHEEL_HORIZONTAL (for horizontal scrolling
+ // using e.g. a trackpad).
+ wxMouseWheelAxis GetWheelAxis() const { return m_wheelAxis; }
// Returns the configured number of lines (or whatever) to be scrolled per
// wheel action. Defaults to one.
public:
int m_clickCount;
- int m_wheelAxis;
+ wxMouseWheelAxis m_wheelAxis;
int m_wheelRotation;
int m_wheelDelta;
int m_linesPerAction;
{
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)
};
/*
wxEVT_PAINT
wxEVT_NC_PAINT
- wxEVT_PAINT_ICON
*/
#if wxDEBUG_LEVEL && (defined(__WXMSW__) || defined(__WXPM__))
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
// ----------------------------
// base class implementation passes the event to wxTheApp
virtual bool TryAfter(wxEvent& event);
-#ifdef WXWIN_COMPATIBILITY_2_8
+#if WXWIN_COMPATIBILITY_2_8
// deprecated method: override TryBefore() instead of this one
wxDEPRECATED_BUT_USED_INTERNALLY_INLINE(
virtual bool TryValidator(wxEvent& WXUNUSED(event)), return false; )
// 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)
};
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