Better fix

[wxWidgets.git] / include / wx / event.h

diff --git a/include/wx/event.h b/include/wx/event.h
index 60d4978b746f62c03b9b464cebf2e944e57383df..109c842ffb2a5e80e377e10d71e572bfff1dcc9e 100644 (file)
--- a/include/wx/event.h
+++ b/include/wx/event.h
@@ -24,6 +24,7 @@
 
 #include "wx/dynarray.h"
 #include "wx/thread.h"
+#include "wx/tracker.h"
 
 // ----------------------------------------------------------------------------
 // forward declarations
@@ -38,6 +39,7 @@ class WXDLLIMPEXP_FWD_BASE wxList;
 #endif // wxUSE_GUI
 
 class WXDLLIMPEXP_FWD_BASE wxEvtHandler;
+class wxEventConnectionRef;
 
 // ----------------------------------------------------------------------------
 // Event types
@@ -54,6 +56,8 @@ typedef int wxEventType;
 #define DECLARE_EVENT_TABLE_ENTRY(type, winid, idLast, fn, obj) \
     wxEventTableEntry(type, winid, idLast, fn, obj)
 
+// obsolete event declaration/definition macros, we don't need them any longer
+// but we keep them for compatibility as it doesn't cost us anything anyhow
 #define BEGIN_DECLARE_EVENT_TYPES()
 #define END_DECLARE_EVENT_TYPES()
 #define DECLARE_EXPORTED_EVENT_TYPE(expdecl, name, value) \
@@ -68,179 +72,172 @@ typedef int wxEventType;
 // generate a new unique event type
 extern WXDLLIMPEXP_BASE wxEventType wxNewEventType();
 
-BEGIN_DECLARE_EVENT_TYPES()
-    // it is important to still have these as constants to avoid
-    // initialization order related problems
-    DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_BASE, wxEVT_NULL, 0)
-    DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_BASE, wxEVT_FIRST, 10000)
-    DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_BASE, wxEVT_USER_FIRST, wxEVT_FIRST + 2000)
-
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_BUTTON_CLICKED, 1)
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_CHECKBOX_CLICKED, 2)
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_CHOICE_SELECTED, 3)
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_LISTBOX_SELECTED, 4)
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, 5)
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, 6)
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_MENU_SELECTED, 9)
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_SLIDER_UPDATED, 10)
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_RADIOBOX_SELECTED, 11)
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_RADIOBUTTON_SELECTED, 12)
-
-    // wxEVT_COMMAND_SCROLLBAR_UPDATED is now obsolete since we use
-    // wxEVT_SCROLL... events
-
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_SCROLLBAR_UPDATED, 13)
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_VLBOX_SELECTED, 14)
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_COMBOBOX_SELECTED, 15)
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_TOOL_RCLICKED, 16)
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_TOOL_ENTER, 17)
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_SPINCTRL_UPDATED, 18)
-
-    // Toolbar dropdown arrows
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_TOOL_DROPDOWN_CLICKED, 19)
-
-        // Sockets and timers send events, too
-    DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_BASE, wxEVT_SOCKET, 50)
-    DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_BASE, wxEVT_TIMER , 80)
-
-        // Mouse event types
-    DECLARE_EVENT_TYPE(wxEVT_LEFT_DOWN, 100)
-    DECLARE_EVENT_TYPE(wxEVT_LEFT_UP, 101)
-    DECLARE_EVENT_TYPE(wxEVT_MIDDLE_DOWN, 102)
-    DECLARE_EVENT_TYPE(wxEVT_MIDDLE_UP, 103)
-    DECLARE_EVENT_TYPE(wxEVT_RIGHT_DOWN, 104)
-    DECLARE_EVENT_TYPE(wxEVT_RIGHT_UP, 105)
-    DECLARE_EVENT_TYPE(wxEVT_MOTION, 106)
-    DECLARE_EVENT_TYPE(wxEVT_ENTER_WINDOW, 107)
-    DECLARE_EVENT_TYPE(wxEVT_LEAVE_WINDOW, 108)
-    DECLARE_EVENT_TYPE(wxEVT_LEFT_DCLICK, 109)
-    DECLARE_EVENT_TYPE(wxEVT_MIDDLE_DCLICK, 110)
-    DECLARE_EVENT_TYPE(wxEVT_RIGHT_DCLICK, 111)
-    DECLARE_EVENT_TYPE(wxEVT_SET_FOCUS, 112)
-    DECLARE_EVENT_TYPE(wxEVT_KILL_FOCUS, 113)
-    DECLARE_EVENT_TYPE(wxEVT_CHILD_FOCUS, 114)
-    DECLARE_EVENT_TYPE(wxEVT_MOUSEWHEEL, 115)
-    DECLARE_EVENT_TYPE(wxEVT_AUX1_DOWN, 116)
-    DECLARE_EVENT_TYPE(wxEVT_AUX1_UP, 117)
-    DECLARE_EVENT_TYPE(wxEVT_AUX1_DCLICK, 118)
-    DECLARE_EVENT_TYPE(wxEVT_AUX2_DOWN, 119)
-    DECLARE_EVENT_TYPE(wxEVT_AUX2_UP, 120)
-    DECLARE_EVENT_TYPE(wxEVT_AUX2_DCLICK, 121)
-
-        // Non-client mouse events
-    DECLARE_EVENT_TYPE(wxEVT_NC_LEFT_DOWN, 200)
-    DECLARE_EVENT_TYPE(wxEVT_NC_LEFT_UP, 201)
-    DECLARE_EVENT_TYPE(wxEVT_NC_MIDDLE_DOWN, 202)
-    DECLARE_EVENT_TYPE(wxEVT_NC_MIDDLE_UP, 203)
-    DECLARE_EVENT_TYPE(wxEVT_NC_RIGHT_DOWN, 204)
-    DECLARE_EVENT_TYPE(wxEVT_NC_RIGHT_UP, 205)
-    DECLARE_EVENT_TYPE(wxEVT_NC_MOTION, 206)
-    DECLARE_EVENT_TYPE(wxEVT_NC_ENTER_WINDOW, 207)
-    DECLARE_EVENT_TYPE(wxEVT_NC_LEAVE_WINDOW, 208)
-    DECLARE_EVENT_TYPE(wxEVT_NC_LEFT_DCLICK, 209)
-    DECLARE_EVENT_TYPE(wxEVT_NC_MIDDLE_DCLICK, 210)
-    DECLARE_EVENT_TYPE(wxEVT_NC_RIGHT_DCLICK, 211)
-
-        // Character input event type
-    DECLARE_EVENT_TYPE(wxEVT_CHAR, 212)
-    DECLARE_EVENT_TYPE(wxEVT_CHAR_HOOK, 213)
-    DECLARE_EVENT_TYPE(wxEVT_NAVIGATION_KEY, 214)
-    DECLARE_EVENT_TYPE(wxEVT_KEY_DOWN, 215)
-    DECLARE_EVENT_TYPE(wxEVT_KEY_UP, 216)
+// many, but not all, standard event types
+
+    // some generic events
+extern WXDLLIMPEXP_BASE const wxEventType wxEVT_NULL;
+extern WXDLLIMPEXP_BASE const wxEventType wxEVT_FIRST;
+extern WXDLLIMPEXP_BASE const wxEventType wxEVT_USER_FIRST;
+
+    // Command events
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_BUTTON_CLICKED;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_CHECKBOX_CLICKED;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_CHOICE_SELECTED;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_LISTBOX_SELECTED;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_LISTBOX_DOUBLECLICKED;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_CHECKLISTBOX_TOGGLED;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_MENU_SELECTED;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_SLIDER_UPDATED;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_RADIOBOX_SELECTED;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_RADIOBUTTON_SELECTED;
+
+// wxEVT_COMMAND_SCROLLBAR_UPDATED is deprecated, use wxEVT_SCROLL... events
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_SCROLLBAR_UPDATED;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_VLBOX_SELECTED;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_COMBOBOX_SELECTED;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_TOOL_RCLICKED;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_TOOL_DROPDOWN_CLICKED;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_TOOL_ENTER;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_SPINCTRL_UPDATED;
+
+    // Sockets and timers send events, too
+extern WXDLLIMPEXP_BASE const wxEventType wxEVT_SOCKET;
+extern WXDLLIMPEXP_BASE const wxEventType wxEVT_TIMER;
+
+    // Mouse event types
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_LEFT_DOWN;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_LEFT_UP;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_MIDDLE_DOWN;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_MIDDLE_UP;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_RIGHT_DOWN;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_RIGHT_UP;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_MOTION;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_ENTER_WINDOW;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_LEAVE_WINDOW;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_LEFT_DCLICK;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_MIDDLE_DCLICK;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_RIGHT_DCLICK;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SET_FOCUS;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_KILL_FOCUS;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_CHILD_FOCUS;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_MOUSEWHEEL;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_AUX1_DOWN;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_AUX1_UP;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_AUX1_DCLICK;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_AUX2_DOWN;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_AUX2_UP;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_AUX2_DCLICK;
+
+    // Non-client mouse events
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_NC_LEFT_DOWN;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_NC_LEFT_UP;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_NC_MIDDLE_DOWN;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_NC_MIDDLE_UP;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_NC_RIGHT_DOWN;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_NC_RIGHT_UP;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_NC_MOTION;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_NC_ENTER_WINDOW;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_NC_LEAVE_WINDOW;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_NC_LEFT_DCLICK;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_NC_MIDDLE_DCLICK;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_NC_RIGHT_DCLICK;
+
+    // Character input event type
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_CHAR;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_CHAR_HOOK;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_NAVIGATION_KEY;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_KEY_DOWN;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_KEY_UP;
 #if wxUSE_HOTKEY
-    DECLARE_EVENT_TYPE(wxEVT_HOTKEY, 217)
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_HOTKEY;
 #endif
-        // Set cursor event
-    DECLARE_EVENT_TYPE(wxEVT_SET_CURSOR, 230)
-
-        // wxScrollBar and wxSlider event identifiers
-    DECLARE_EVENT_TYPE(wxEVT_SCROLL_TOP, 300)
-    DECLARE_EVENT_TYPE(wxEVT_SCROLL_BOTTOM, 301)
-    DECLARE_EVENT_TYPE(wxEVT_SCROLL_LINEUP, 302)
-    DECLARE_EVENT_TYPE(wxEVT_SCROLL_LINEDOWN, 303)
-    DECLARE_EVENT_TYPE(wxEVT_SCROLL_PAGEUP, 304)
-    DECLARE_EVENT_TYPE(wxEVT_SCROLL_PAGEDOWN, 305)
-    DECLARE_EVENT_TYPE(wxEVT_SCROLL_THUMBTRACK, 306)
-    DECLARE_EVENT_TYPE(wxEVT_SCROLL_THUMBRELEASE, 307)
-    DECLARE_EVENT_TYPE(wxEVT_SCROLL_CHANGED, 308)
-
-        // Scroll events from wxWindow
-    DECLARE_EVENT_TYPE(wxEVT_SCROLLWIN_TOP, 320)
-    DECLARE_EVENT_TYPE(wxEVT_SCROLLWIN_BOTTOM, 321)
-    DECLARE_EVENT_TYPE(wxEVT_SCROLLWIN_LINEUP, 322)
-    DECLARE_EVENT_TYPE(wxEVT_SCROLLWIN_LINEDOWN, 323)
-    DECLARE_EVENT_TYPE(wxEVT_SCROLLWIN_PAGEUP, 324)
-    DECLARE_EVENT_TYPE(wxEVT_SCROLLWIN_PAGEDOWN, 325)
-    DECLARE_EVENT_TYPE(wxEVT_SCROLLWIN_THUMBTRACK, 326)
-    DECLARE_EVENT_TYPE(wxEVT_SCROLLWIN_THUMBRELEASE, 327)
-
-        // System events
-    DECLARE_EVENT_TYPE(wxEVT_SIZE, 400)
-    DECLARE_EVENT_TYPE(wxEVT_MOVE, 401)
-    DECLARE_EVENT_TYPE(wxEVT_CLOSE_WINDOW, 402)
-    DECLARE_EVENT_TYPE(wxEVT_END_SESSION, 403)
-    DECLARE_EVENT_TYPE(wxEVT_QUERY_END_SESSION, 404)
-    DECLARE_EVENT_TYPE(wxEVT_ACTIVATE_APP, 405)
-    // 406..408 are power events
-    DECLARE_EVENT_TYPE(wxEVT_ACTIVATE, 409)
-    DECLARE_EVENT_TYPE(wxEVT_CREATE, 410)
-    DECLARE_EVENT_TYPE(wxEVT_DESTROY, 411)
-    DECLARE_EVENT_TYPE(wxEVT_SHOW, 412)
-    DECLARE_EVENT_TYPE(wxEVT_ICONIZE, 413)
-    DECLARE_EVENT_TYPE(wxEVT_MAXIMIZE, 414)
-    DECLARE_EVENT_TYPE(wxEVT_MOUSE_CAPTURE_CHANGED, 415)
-    DECLARE_EVENT_TYPE(wxEVT_MOUSE_CAPTURE_LOST, 416)
-    DECLARE_EVENT_TYPE(wxEVT_PAINT, 417)
-    DECLARE_EVENT_TYPE(wxEVT_ERASE_BACKGROUND, 418)
-    DECLARE_EVENT_TYPE(wxEVT_NC_PAINT, 419)
-    DECLARE_EVENT_TYPE(wxEVT_PAINT_ICON, 420)
-    DECLARE_EVENT_TYPE(wxEVT_MENU_OPEN, 421)
-    DECLARE_EVENT_TYPE(wxEVT_MENU_CLOSE, 422)
-    DECLARE_EVENT_TYPE(wxEVT_MENU_HIGHLIGHT, 423)
-    DECLARE_EVENT_TYPE(wxEVT_CONTEXT_MENU, 424)
-    DECLARE_EVENT_TYPE(wxEVT_SYS_COLOUR_CHANGED, 425)
-    DECLARE_EVENT_TYPE(wxEVT_DISPLAY_CHANGED, 426)
-    DECLARE_EVENT_TYPE(wxEVT_SETTING_CHANGED, 427)
-    DECLARE_EVENT_TYPE(wxEVT_QUERY_NEW_PALETTE, 428)
-    DECLARE_EVENT_TYPE(wxEVT_PALETTE_CHANGED, 429)
-    DECLARE_EVENT_TYPE(wxEVT_JOY_BUTTON_DOWN, 430)
-    DECLARE_EVENT_TYPE(wxEVT_JOY_BUTTON_UP, 431)
-    DECLARE_EVENT_TYPE(wxEVT_JOY_MOVE, 432)
-    DECLARE_EVENT_TYPE(wxEVT_JOY_ZMOVE, 433)
-    DECLARE_EVENT_TYPE(wxEVT_DROP_FILES, 434)
-    DECLARE_EVENT_TYPE(wxEVT_DRAW_ITEM, 435)
-    DECLARE_EVENT_TYPE(wxEVT_MEASURE_ITEM, 436)
-    DECLARE_EVENT_TYPE(wxEVT_COMPARE_ITEM, 437)
-    DECLARE_EVENT_TYPE(wxEVT_INIT_DIALOG, 438)
-    DECLARE_EXPORTED_EVENT_TYPE(WXDLLIMPEXP_BASE, wxEVT_IDLE, 439)
-    DECLARE_EVENT_TYPE(wxEVT_UPDATE_UI, 440)
-    DECLARE_EVENT_TYPE(wxEVT_SIZING, 441)
-    DECLARE_EVENT_TYPE(wxEVT_MOVING, 442)
-    DECLARE_EVENT_TYPE(wxEVT_MOVE_START, 443)
-    DECLARE_EVENT_TYPE(wxEVT_MOVE_END, 444)
-    DECLARE_EVENT_TYPE(wxEVT_HIBERNATE, 445)
-    // more power events follow -- see wx/power.h
-
-        // Clipboard events
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_TEXT_COPY, 446)
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_TEXT_CUT, 447)
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_TEXT_PASTE, 448)
-
-        // Generic command events
-        // Note: a click is a higher-level event than button down/up
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_LEFT_CLICK, 500)
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_LEFT_DCLICK, 501)
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_RIGHT_CLICK, 502)
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_RIGHT_DCLICK, 503)
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_SET_FOCUS, 504)
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_KILL_FOCUS, 505)
-    DECLARE_EVENT_TYPE(wxEVT_COMMAND_ENTER, 506)
-
-        // Help events
-    DECLARE_EVENT_TYPE(wxEVT_HELP, 1050)
-    DECLARE_EVENT_TYPE(wxEVT_DETAILED_HELP, 1051)
-
-END_DECLARE_EVENT_TYPES()
+    // Set cursor event
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SET_CURSOR;
+
+    // wxScrollBar and wxSlider event identifiers
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SCROLL_TOP;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SCROLL_BOTTOM;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SCROLL_LINEUP;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SCROLL_LINEDOWN;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SCROLL_PAGEUP;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SCROLL_PAGEDOWN;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SCROLL_THUMBTRACK;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SCROLL_THUMBRELEASE;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SCROLL_CHANGED;
+
+    // Scroll events from wxWindow
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SCROLLWIN_TOP;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SCROLLWIN_BOTTOM;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SCROLLWIN_LINEUP;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SCROLLWIN_LINEDOWN;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SCROLLWIN_PAGEUP;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SCROLLWIN_PAGEDOWN;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SCROLLWIN_THUMBTRACK;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SCROLLWIN_THUMBRELEASE;
+
+    // System events
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SIZE;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_MOVE;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_CLOSE_WINDOW;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_END_SESSION;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_QUERY_END_SESSION;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_ACTIVATE_APP;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_ACTIVATE;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_CREATE;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_DESTROY;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SHOW;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_ICONIZE;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_MAXIMIZE;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_MOUSE_CAPTURE_CHANGED;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_MOUSE_CAPTURE_LOST;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_PAINT;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_ERASE_BACKGROUND;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_NC_PAINT;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_PAINT_ICON;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_MENU_OPEN;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_MENU_CLOSE;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_MENU_HIGHLIGHT;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_CONTEXT_MENU;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SYS_COLOUR_CHANGED;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_DISPLAY_CHANGED;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SETTING_CHANGED;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_QUERY_NEW_PALETTE;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_PALETTE_CHANGED;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_JOY_BUTTON_DOWN;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_JOY_BUTTON_UP;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_JOY_MOVE;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_JOY_ZMOVE;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_DROP_FILES;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_DRAW_ITEM;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_MEASURE_ITEM;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMPARE_ITEM;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_INIT_DIALOG;
+extern WXDLLIMPEXP_BASE const wxEventType wxEVT_IDLE;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_UPDATE_UI;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_SIZING;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_MOVING;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_MOVE_START;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_MOVE_END;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_HIBERNATE;
+
+    // Clipboard events
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_TEXT_COPY;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_TEXT_CUT;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_TEXT_PASTE;
+
+    // Generic command events
+    // Note: a click is a higher-level event than button down/up
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_LEFT_CLICK;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_LEFT_DCLICK;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_RIGHT_CLICK;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_RIGHT_DCLICK;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_SET_FOCUS;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_KILL_FOCUS;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_COMMAND_ENTER;
+
+    // Help events
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_HELP;
+extern WXDLLIMPEXP_CORE const wxEventType wxEVT_DETAILED_HELP;
 
 // these 2 events are the same
 #define wxEVT_COMMAND_TOOL_CLICKED wxEVT_COMMAND_MENU_SELECTED
@@ -777,7 +774,7 @@ public:
 
     virtual wxEvent *Clone() const { return new wxMouseEvent(*this); }
 
-    wxMouseEvent& operator=(const wxMouseEvent& event) { Assign(event); return *this; }
+    wxMouseEvent& operator=(const wxMouseEvent& event) { if (&event != this) Assign(event); return *this; }
 
 public:
     wxCoord m_x, m_y;
@@ -939,22 +936,24 @@ public:
     // example)
     wxKeyEvent& operator=(const wxKeyEvent& 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;
+        if (&evt != this)
+        {
+            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;
 #if wxUSE_UNICODE
-        m_uniChar = evt.m_uniChar;
+            m_uniChar = evt.m_uniChar;
 #endif
-
+        }
         return *this;
     }
 
@@ -2260,6 +2259,9 @@ protected:
 // ----------------------------------------------------------------------------
 
 class WXDLLIMPEXP_BASE wxEvtHandler : public wxObject
+#if wxUSE_WEAKREF
+                                    , public wxTrackable
+#endif
 {
 public:
     wxEvtHandler();
@@ -2359,6 +2361,9 @@ public:
 
     // Avoid problems at exit by cleaning up static hash table gracefully
     void ClearEventHashTable() { GetEventHashTable().Clear(); }
+#if wxUSE_WEAKREF
+    void OnSinkDestroyed( wxEvtHandler *sink );
+#endif
 
 private:
     static const wxEventTableEntry sm_eventTableEntries[];
@@ -2425,10 +2430,66 @@ protected:
     virtual void DoSetClientData( void *data );
     virtual void *DoGetClientData() const;
 
+#if wxUSE_WEAKREF
+    // Search tracker objects for event connection with this sink
+    wxEventConnectionRef *FindRefInTrackerList(wxEvtHandler *eventSink);
+#endif
+
 private:
     DECLARE_DYNAMIC_CLASS_NO_COPY(wxEvtHandler)
 };
 
+#if wxUSE_WEAKREF
+// ----------------------------------------------------------------------------
+// wxEventConnectionRef represents all connections between two event handlers
+// and enables automatic disconnect when an event handler sink goes out of
+// scope. Each connection/disconnect increases/decreases ref count, and
+// when it reaches zero the node goes out of scope.
+// ----------------------------------------------------------------------------
+
+class wxEventConnectionRef : public wxTrackerNode
+{
+public:
+    wxEventConnectionRef() : m_src(NULL), m_sink(NULL), m_refCount(0) { }
+    wxEventConnectionRef(wxEvtHandler *src, wxEvtHandler *sink)
+        : m_src(src), m_sink(sink), m_refCount(1)
+    {
+        m_sink->AddNode(this);
+    }
+
+    // The sink is being destroyed
+    virtual void OnObjectDestroy( )
+    {
+        if ( m_src )
+            m_src->OnSinkDestroyed( m_sink );
+        delete this;
+    }
+
+    virtual wxEventConnectionRef *ToEventConnection() { return this; }
+
+    void IncRef() { m_refCount++; }
+    void DecRef()
+    {
+        if ( !--m_refCount )
+        {
+            // The sink holds the only external pointer to this object
+            if ( m_sink )
+                m_sink->RemoveNode(this);
+            delete this;
+        }
+    }
+
+private:
+    wxEvtHandler *m_src,
+                 *m_sink;
+    int m_refCount;
+
+    friend class wxEvtHandler;
+
+    DECLARE_NO_ASSIGN_CLASS(wxEventConnectionRef)
+};
+#endif // wxUSE_WEAKREF
+
 // Post a message to the given eventhandler which will be processed during the
 // next event loop iteration
 inline void wxPostEvent(wxEvtHandler *dest, const wxEvent& event)
@@ -2439,9 +2500,12 @@ inline void wxPostEvent(wxEvtHandler *dest, const wxEvent& event)
 }
 
 typedef void (wxEvtHandler::*wxEventFunction)(wxEvent&);
+typedef void (wxEvtHandler::*wxIdleEventFunction)(wxIdleEvent&);
 
 #define wxEventHandler(func) \
     (wxObjectEventFunction)wxStaticCastEvent(wxEventFunction, &func)
+#define wxIdleEventHandler(func) \
+    (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxIdleEventFunction, &func)
 
 #if wxUSE_GUI
 
@@ -2489,7 +2553,6 @@ typedef void (wxEvtHandler::*wxInitDialogEventFunction)(wxInitDialogEvent&);
 typedef void (wxEvtHandler::*wxSysColourChangedEventFunction)(wxSysColourChangedEvent&);
 typedef void (wxEvtHandler::*wxDisplayChangedEventFunction)(wxDisplayChangedEvent&);
 typedef void (wxEvtHandler::*wxUpdateUIEventFunction)(wxUpdateUIEvent&);
-typedef void (wxEvtHandler::*wxIdleEventFunction)(wxIdleEvent&);
 typedef void (wxEvtHandler::*wxCloseEventFunction)(wxCloseEvent&);
 typedef void (wxEvtHandler::*wxShowEventFunction)(wxShowEvent&);
 typedef void (wxEvtHandler::*wxIconizeEventFunction)(wxIconizeEvent&);
@@ -2549,8 +2612,6 @@ typedef void (wxEvtHandler::*wxClipboardTextEventFunction)(wxClipboardTextEvent&
     (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxDisplayChangedEventFunction, &func)
 #define wxUpdateUIEventHandler(func) \
     (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxUpdateUIEventFunction, &func)
-#define wxIdleEventHandler(func) \
-    (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxIdleEventFunction, &func)
 #define wxCloseEventHandler(func) \
     (wxObjectEventFunction)(wxEventFunction)wxStaticCastEvent(wxCloseEventFunction, &func)
 #define wxShowEventHandler(func) \