X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/7a5c8ac45abec3ae8311c227523bae0c12f128bc..b53aea81d2e102224b452ef5bf7aee1132f37c6f:/src/common/event.cpp?ds=inline diff --git a/src/common/event.cpp b/src/common/event.cpp index 914df70855..85951a1b3e 100644 --- a/src/common/event.cpp +++ b/src/common/event.cpp @@ -1,11 +1,11 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: event.cpp +// Name: src/common/event.cpp // Purpose: Event classes // Author: Julian Smart // Modified by: // Created: 01/02/97 // RCS-ID: $Id$ -// Copyright: (c) Julian Smart and Markus Holzem +// Copyright: (c) Julian Smart // Licence: wxWindows licence ///////////////////////////////////////////////////////////////////////////// @@ -17,10 +17,6 @@ // headers // ---------------------------------------------------------------------------- -#ifdef __GNUG__ - #pragma implementation "event.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -28,33 +24,46 @@ #pragma hdrstop #endif +#include "wx/event.h" +#include "wx/evtloop.h" + #ifndef WX_PRECOMP - #include "wx/defs.h" - #include "wx/app.h" #include "wx/list.h" + #include "wx/app.h" + #include "wx/utils.h" + #include "wx/stopwatch.h" + #include "wx/module.h" #if wxUSE_GUI + #include "wx/window.h" #include "wx/control.h" - #include "wx/utils.h" #include "wx/dc.h" + #include "wx/spinbutt.h" + #include "wx/textctrl.h" + #include "wx/validate.h" #endif // wxUSE_GUI #endif -#include "wx/event.h" +#include "wx/thread.h" -#if wxUSE_GUI - #include "wx/validate.h" -#endif // wxUSE_GUI +#if wxUSE_BASE + #include "wx/ptr_scpd.h" + + wxDECLARE_SCOPED_PTR(wxEvent, wxEventPtr) + wxDEFINE_SCOPED_PTR(wxEvent, wxEventPtr) +#endif // wxUSE_BASE // ---------------------------------------------------------------------------- // wxWin macros // ---------------------------------------------------------------------------- -IMPLEMENT_DYNAMIC_CLASS(wxEvtHandler, wxObject) -IMPLEMENT_ABSTRACT_CLASS(wxEvent, wxObject) +#if wxUSE_BASE + IMPLEMENT_DYNAMIC_CLASS(wxEvtHandler, wxObject) + IMPLEMENT_ABSTRACT_CLASS(wxEvent, wxObject) + IMPLEMENT_DYNAMIC_CLASS(wxIdleEvent, wxEvent) +#endif // wxUSE_BASE #if wxUSE_GUI - IMPLEMENT_DYNAMIC_CLASS(wxIdleEvent, wxEvent) IMPLEMENT_DYNAMIC_CLASS(wxCommandEvent, wxEvent) IMPLEMENT_DYNAMIC_CLASS(wxNotifyEvent, wxCommandEvent) IMPLEMENT_DYNAMIC_CLASS(wxScrollEvent, wxCommandEvent) @@ -79,181 +88,239 @@ IMPLEMENT_ABSTRACT_CLASS(wxEvent, wxObject) IMPLEMENT_DYNAMIC_CLASS(wxInitDialogEvent, wxEvent) IMPLEMENT_DYNAMIC_CLASS(wxSetCursorEvent, wxEvent) IMPLEMENT_DYNAMIC_CLASS(wxSysColourChangedEvent, wxEvent) + IMPLEMENT_DYNAMIC_CLASS(wxDisplayChangedEvent, wxEvent) IMPLEMENT_DYNAMIC_CLASS(wxUpdateUIEvent, wxCommandEvent) - IMPLEMENT_DYNAMIC_CLASS(wxNavigationKeyEvent, wxCommandEvent) + IMPLEMENT_DYNAMIC_CLASS(wxNavigationKeyEvent, wxEvent) IMPLEMENT_DYNAMIC_CLASS(wxPaletteChangedEvent, wxEvent) IMPLEMENT_DYNAMIC_CLASS(wxQueryNewPaletteEvent, wxEvent) IMPLEMENT_DYNAMIC_CLASS(wxWindowCreateEvent, wxEvent) IMPLEMENT_DYNAMIC_CLASS(wxWindowDestroyEvent, wxEvent) IMPLEMENT_DYNAMIC_CLASS(wxHelpEvent, wxCommandEvent) IMPLEMENT_DYNAMIC_CLASS(wxContextMenuEvent, wxCommandEvent) + IMPLEMENT_DYNAMIC_CLASS(wxMouseCaptureChangedEvent, wxEvent) + IMPLEMENT_DYNAMIC_CLASS(wxMouseCaptureLostEvent, wxEvent) + IMPLEMENT_DYNAMIC_CLASS(wxClipboardTextEvent, wxCommandEvent) #endif // wxUSE_GUI +#if wxUSE_BASE + const wxEventTable *wxEvtHandler::GetEventTable() const { return &wxEvtHandler::sm_eventTable; } const wxEventTable wxEvtHandler::sm_eventTable = { (const wxEventTable *)NULL, &wxEvtHandler::sm_eventTableEntries[0] }; +wxEventHashTable &wxEvtHandler::GetEventHashTable() const + { return wxEvtHandler::sm_eventHashTable; } + +wxEventHashTable wxEvtHandler::sm_eventHashTable(wxEvtHandler::sm_eventTable); + const wxEventTableEntry wxEvtHandler::sm_eventTableEntries[] = - { DECLARE_EVENT_TABLE_ENTRY(wxEVT_NULL, 0, 0, (wxObjectEventFunction)NULL, NULL) }; + { DECLARE_EVENT_TABLE_TERMINATOR() }; + + +// wxUSE_MEMORY_TRACING considers memory freed from the static objects dtors +// leaked, so we need to manually clean up all event tables before checking for +// the memory leaks when using it, however this breaks re-initializing the +// library (i.e. repeated calls to wxInitialize/wxUninitialize) because the +// event tables won't be rebuilt the next time, so disable this by default +#if defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING + +class wxEventTableEntryModule: public wxModule +{ +public: + wxEventTableEntryModule() { } + virtual bool OnInit() { return true; } + virtual void OnExit() { wxEventHashTable::ClearAll(); } + + DECLARE_DYNAMIC_CLASS(wxEventTableEntryModule) +}; + +IMPLEMENT_DYNAMIC_CLASS(wxEventTableEntryModule, wxModule) + +#endif // __WXDEBUG__ && wxUSE_MEMORY_TRACING // ---------------------------------------------------------------------------- // global variables // ---------------------------------------------------------------------------- -// To put pending event handlers -wxList *wxPendingEvents = (wxList *)NULL; +// List containing event handlers with pending events (each handler can occur +// at most once here) +wxList *wxHandlersWithPendingEvents = NULL; #if wxUSE_THREADS - // protects wxPendingEvents list - wxCriticalSection *wxPendingEventsLocker = (wxCriticalSection *)NULL; + // protects wxHandlersWithPendingEvents list + wxCriticalSection *wxHandlersWithPendingEventsLocker = NULL; #endif -#if !WXWIN_COMPATIBILITY_EVENT_TYPES - // common event types are defined here, other event types are defined by the // components which use them +const wxEventType wxEVT_FIRST = 10000; +const wxEventType wxEVT_USER_FIRST = wxEVT_FIRST + 2000; + DEFINE_EVENT_TYPE(wxEVT_NULL) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_BUTTON_CLICKED) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_CHECKBOX_CLICKED) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_CHOICE_SELECTED) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_LISTBOX_SELECTED) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_CHECKLISTBOX_TOGGLED) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_MENU_SELECTED) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_SLIDER_UPDATED) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_RADIOBOX_SELECTED) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_RADIOBUTTON_SELECTED) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_SCROLLBAR_UPDATED) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_VLBOX_SELECTED) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_COMBOBOX_SELECTED) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_TOOL_RCLICKED) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_TOOL_ENTER) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_SPINCTRL_UPDATED) - -// Sockets and timers send events, too -DEFINE_EVENT_TYPE(wxEVT_SOCKET) -DEFINE_EVENT_TYPE(wxEVT_TIMER) +wxDEFINE_EVENT( wxEVT_IDLE, wxIdleEvent ) + +#endif // wxUSE_BASE + +#if wxUSE_GUI + +wxDEFINE_EVENT( wxEVT_COMMAND_BUTTON_CLICKED, wxCommandEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_CHECKBOX_CLICKED, wxCommandEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_CHOICE_SELECTED, wxCommandEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_LISTBOX_SELECTED, wxCommandEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, wxCommandEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_CHECKLISTBOX_TOGGLED, wxCommandEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_MENU_SELECTED, wxCommandEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_SLIDER_UPDATED, wxCommandEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_RADIOBOX_SELECTED, wxCommandEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_RADIOBUTTON_SELECTED, wxCommandEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_SCROLLBAR_UPDATED, wxCommandEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_VLBOX_SELECTED, wxCommandEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_COMBOBOX_SELECTED, wxCommandEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_TOOL_RCLICKED, wxCommandEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_TOOL_ENTER, wxCommandEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_SPINCTRL_UPDATED, wxCommandEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_SPINCTRLDOUBLE_UPDATED, wxCommandEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_TOOL_DROPDOWN_CLICKED, wxCommandEvent ) // Mouse event types -DEFINE_EVENT_TYPE(wxEVT_LEFT_DOWN) -DEFINE_EVENT_TYPE(wxEVT_LEFT_UP) -DEFINE_EVENT_TYPE(wxEVT_MIDDLE_DOWN) -DEFINE_EVENT_TYPE(wxEVT_MIDDLE_UP) -DEFINE_EVENT_TYPE(wxEVT_RIGHT_DOWN) -DEFINE_EVENT_TYPE(wxEVT_RIGHT_UP) -DEFINE_EVENT_TYPE(wxEVT_MOTION) -DEFINE_EVENT_TYPE(wxEVT_ENTER_WINDOW) -DEFINE_EVENT_TYPE(wxEVT_LEAVE_WINDOW) -DEFINE_EVENT_TYPE(wxEVT_LEFT_DCLICK) -DEFINE_EVENT_TYPE(wxEVT_MIDDLE_DCLICK) -DEFINE_EVENT_TYPE(wxEVT_RIGHT_DCLICK) -DEFINE_EVENT_TYPE(wxEVT_SET_FOCUS) -DEFINE_EVENT_TYPE(wxEVT_KILL_FOCUS) -DEFINE_EVENT_TYPE(wxEVT_CHILD_FOCUS) -DEFINE_EVENT_TYPE(wxEVT_MOUSEWHEEL) - -// Non-client mouse events -DEFINE_EVENT_TYPE(wxEVT_NC_LEFT_DOWN) -DEFINE_EVENT_TYPE(wxEVT_NC_LEFT_UP) -DEFINE_EVENT_TYPE(wxEVT_NC_MIDDLE_DOWN) -DEFINE_EVENT_TYPE(wxEVT_NC_MIDDLE_UP) -DEFINE_EVENT_TYPE(wxEVT_NC_RIGHT_DOWN) -DEFINE_EVENT_TYPE(wxEVT_NC_RIGHT_UP) -DEFINE_EVENT_TYPE(wxEVT_NC_MOTION) -DEFINE_EVENT_TYPE(wxEVT_NC_ENTER_WINDOW) -DEFINE_EVENT_TYPE(wxEVT_NC_LEAVE_WINDOW) -DEFINE_EVENT_TYPE(wxEVT_NC_LEFT_DCLICK) -DEFINE_EVENT_TYPE(wxEVT_NC_MIDDLE_DCLICK) -DEFINE_EVENT_TYPE(wxEVT_NC_RIGHT_DCLICK) +wxDEFINE_EVENT( wxEVT_LEFT_DOWN, wxMouseEvent ) +wxDEFINE_EVENT( wxEVT_LEFT_UP, wxMouseEvent ) +wxDEFINE_EVENT( wxEVT_MIDDLE_DOWN, wxMouseEvent ) +wxDEFINE_EVENT( wxEVT_MIDDLE_UP, wxMouseEvent ) +wxDEFINE_EVENT( wxEVT_RIGHT_DOWN, wxMouseEvent ) +wxDEFINE_EVENT( wxEVT_RIGHT_UP, wxMouseEvent ) +wxDEFINE_EVENT( wxEVT_MOTION, wxMouseEvent ) +wxDEFINE_EVENT( wxEVT_ENTER_WINDOW, wxMouseEvent ) +wxDEFINE_EVENT( wxEVT_LEAVE_WINDOW, wxMouseEvent ) +wxDEFINE_EVENT( wxEVT_LEFT_DCLICK, wxMouseEvent ) +wxDEFINE_EVENT( wxEVT_MIDDLE_DCLICK, wxMouseEvent ) +wxDEFINE_EVENT( wxEVT_RIGHT_DCLICK, wxMouseEvent ) +wxDEFINE_EVENT( wxEVT_SET_FOCUS, wxFocusEvent ) +wxDEFINE_EVENT( wxEVT_KILL_FOCUS, wxFocusEvent ) +wxDEFINE_EVENT( wxEVT_CHILD_FOCUS, wxChildFocusEvent ) +wxDEFINE_EVENT( wxEVT_MOUSEWHEEL, wxMouseEvent ) +wxDEFINE_EVENT( wxEVT_AUX1_DOWN, wxMouseEvent ) +wxDEFINE_EVENT( wxEVT_AUX1_UP, wxMouseEvent ) +wxDEFINE_EVENT( wxEVT_AUX1_DCLICK, wxMouseEvent ) +wxDEFINE_EVENT( wxEVT_AUX2_DOWN, wxMouseEvent ) +wxDEFINE_EVENT( wxEVT_AUX2_UP, wxMouseEvent ) +wxDEFINE_EVENT( wxEVT_AUX2_DCLICK, wxMouseEvent ) // Character input event type -DEFINE_EVENT_TYPE(wxEVT_CHAR) -DEFINE_EVENT_TYPE(wxEVT_CHAR_HOOK) -DEFINE_EVENT_TYPE(wxEVT_NAVIGATION_KEY) -DEFINE_EVENT_TYPE(wxEVT_KEY_DOWN) -DEFINE_EVENT_TYPE(wxEVT_KEY_UP) +wxDEFINE_EVENT( wxEVT_CHAR, wxKeyEvent ) +wxDEFINE_EVENT( wxEVT_CHAR_HOOK, wxKeyEvent ) +wxDEFINE_EVENT( wxEVT_NAVIGATION_KEY, wxNavigationKeyEvent ) +wxDEFINE_EVENT( wxEVT_KEY_DOWN, wxKeyEvent ) +wxDEFINE_EVENT( wxEVT_KEY_UP, wxKeyEvent ) +#if wxUSE_HOTKEY +wxDEFINE_EVENT( wxEVT_HOTKEY, wxKeyEvent ) +#endif // Set cursor event -DEFINE_EVENT_TYPE(wxEVT_SET_CURSOR) +wxDEFINE_EVENT( wxEVT_SET_CURSOR, wxSetCursorEvent ) // wxScrollbar and wxSlider event identifiers -DEFINE_EVENT_TYPE(wxEVT_SCROLL_TOP) -DEFINE_EVENT_TYPE(wxEVT_SCROLL_BOTTOM) -DEFINE_EVENT_TYPE(wxEVT_SCROLL_LINEUP) -DEFINE_EVENT_TYPE(wxEVT_SCROLL_LINEDOWN) -DEFINE_EVENT_TYPE(wxEVT_SCROLL_PAGEUP) -DEFINE_EVENT_TYPE(wxEVT_SCROLL_PAGEDOWN) -DEFINE_EVENT_TYPE(wxEVT_SCROLL_THUMBTRACK) -DEFINE_EVENT_TYPE(wxEVT_SCROLL_THUMBRELEASE) +wxDEFINE_EVENT( wxEVT_SCROLL_TOP, wxScrollEvent ) +wxDEFINE_EVENT( wxEVT_SCROLL_BOTTOM, wxScrollEvent ) +wxDEFINE_EVENT( wxEVT_SCROLL_LINEUP, wxScrollEvent ) +wxDEFINE_EVENT( wxEVT_SCROLL_LINEDOWN, wxScrollEvent ) +wxDEFINE_EVENT( wxEVT_SCROLL_PAGEUP, wxScrollEvent ) +wxDEFINE_EVENT( wxEVT_SCROLL_PAGEDOWN, wxScrollEvent ) +wxDEFINE_EVENT( wxEVT_SCROLL_THUMBTRACK, wxScrollEvent ) +wxDEFINE_EVENT( wxEVT_SCROLL_THUMBRELEASE, wxScrollEvent ) +wxDEFINE_EVENT( wxEVT_SCROLL_CHANGED, wxScrollEvent ) + +// Due to a bug in older wx versions, wxSpinEvents were being sent with type of +// wxEVT_SCROLL_LINEUP, wxEVT_SCROLL_LINEDOWN and wxEVT_SCROLL_THUMBTRACK. But +// with the type-safe events in place, these event types are associated with +// wxScrollEvent. To allow handling of spin events, new event types have been +// defined in spinbutt.h/spinnbuttcmn.cpp. To maintain backward compatibility +// the spin event types are being initialized with the scroll event types. + +#if wxUSE_SPINBTN + +wxDEFINE_EVENT_ALIAS( wxEVT_SPIN_UP, wxSpinEvent, wxEVT_SCROLL_LINEUP ) +wxDEFINE_EVENT_ALIAS( wxEVT_SPIN_DOWN, wxSpinEvent, wxEVT_SCROLL_LINEDOWN ) +wxDEFINE_EVENT_ALIAS( wxEVT_SPIN, wxSpinEvent, wxEVT_SCROLL_THUMBTRACK ) + +#endif // wxUSE_SPINBTN // Scroll events from wxWindow -DEFINE_EVENT_TYPE(wxEVT_SCROLLWIN_TOP) -DEFINE_EVENT_TYPE(wxEVT_SCROLLWIN_BOTTOM) -DEFINE_EVENT_TYPE(wxEVT_SCROLLWIN_LINEUP) -DEFINE_EVENT_TYPE(wxEVT_SCROLLWIN_LINEDOWN) -DEFINE_EVENT_TYPE(wxEVT_SCROLLWIN_PAGEUP) -DEFINE_EVENT_TYPE(wxEVT_SCROLLWIN_PAGEDOWN) -DEFINE_EVENT_TYPE(wxEVT_SCROLLWIN_THUMBTRACK) -DEFINE_EVENT_TYPE(wxEVT_SCROLLWIN_THUMBRELEASE) +wxDEFINE_EVENT( wxEVT_SCROLLWIN_TOP, wxScrollWinEvent ) +wxDEFINE_EVENT( wxEVT_SCROLLWIN_BOTTOM, wxScrollWinEvent ) +wxDEFINE_EVENT( wxEVT_SCROLLWIN_LINEUP, wxScrollWinEvent ) +wxDEFINE_EVENT( wxEVT_SCROLLWIN_LINEDOWN, wxScrollWinEvent ) +wxDEFINE_EVENT( wxEVT_SCROLLWIN_PAGEUP, wxScrollWinEvent ) +wxDEFINE_EVENT( wxEVT_SCROLLWIN_PAGEDOWN, wxScrollWinEvent ) +wxDEFINE_EVENT( wxEVT_SCROLLWIN_THUMBTRACK, wxScrollWinEvent ) +wxDEFINE_EVENT( wxEVT_SCROLLWIN_THUMBRELEASE, wxScrollWinEvent ) // System events -DEFINE_EVENT_TYPE(wxEVT_SIZE) -DEFINE_EVENT_TYPE(wxEVT_MOVE) -DEFINE_EVENT_TYPE(wxEVT_CLOSE_WINDOW) -DEFINE_EVENT_TYPE(wxEVT_END_SESSION) -DEFINE_EVENT_TYPE(wxEVT_QUERY_END_SESSION) -DEFINE_EVENT_TYPE(wxEVT_ACTIVATE_APP) -DEFINE_EVENT_TYPE(wxEVT_POWER) -DEFINE_EVENT_TYPE(wxEVT_ACTIVATE) -DEFINE_EVENT_TYPE(wxEVT_CREATE) -DEFINE_EVENT_TYPE(wxEVT_DESTROY) -DEFINE_EVENT_TYPE(wxEVT_SHOW) -DEFINE_EVENT_TYPE(wxEVT_ICONIZE) -DEFINE_EVENT_TYPE(wxEVT_MAXIMIZE) -DEFINE_EVENT_TYPE(wxEVT_MOUSE_CAPTURE_CHANGED) -DEFINE_EVENT_TYPE(wxEVT_PAINT) -DEFINE_EVENT_TYPE(wxEVT_ERASE_BACKGROUND) -DEFINE_EVENT_TYPE(wxEVT_NC_PAINT) -DEFINE_EVENT_TYPE(wxEVT_PAINT_ICON) -DEFINE_EVENT_TYPE(wxEVT_MENU_CHAR) -DEFINE_EVENT_TYPE(wxEVT_MENU_INIT) -DEFINE_EVENT_TYPE(wxEVT_MENU_HIGHLIGHT) -DEFINE_EVENT_TYPE(wxEVT_POPUP_MENU_INIT) -DEFINE_EVENT_TYPE(wxEVT_CONTEXT_MENU) -DEFINE_EVENT_TYPE(wxEVT_SYS_COLOUR_CHANGED) -DEFINE_EVENT_TYPE(wxEVT_SETTING_CHANGED) -DEFINE_EVENT_TYPE(wxEVT_QUERY_NEW_PALETTE) -DEFINE_EVENT_TYPE(wxEVT_PALETTE_CHANGED) -DEFINE_EVENT_TYPE(wxEVT_JOY_BUTTON_DOWN) -DEFINE_EVENT_TYPE(wxEVT_JOY_BUTTON_UP) -DEFINE_EVENT_TYPE(wxEVT_JOY_MOVE) -DEFINE_EVENT_TYPE(wxEVT_JOY_ZMOVE) -DEFINE_EVENT_TYPE(wxEVT_DROP_FILES) -DEFINE_EVENT_TYPE(wxEVT_DRAW_ITEM) -DEFINE_EVENT_TYPE(wxEVT_MEASURE_ITEM) -DEFINE_EVENT_TYPE(wxEVT_COMPARE_ITEM) -DEFINE_EVENT_TYPE(wxEVT_INIT_DIALOG) -DEFINE_EVENT_TYPE(wxEVT_IDLE) -DEFINE_EVENT_TYPE(wxEVT_UPDATE_UI) +wxDEFINE_EVENT( wxEVT_SIZE, wxSizeEvent ) +wxDEFINE_EVENT( wxEVT_SIZING, wxSizeEvent ) +wxDEFINE_EVENT( wxEVT_MOVE, wxMoveEvent ) +wxDEFINE_EVENT( wxEVT_MOVING, wxMoveEvent ) +wxDEFINE_EVENT( wxEVT_MOVE_START, wxMoveEvent ) +wxDEFINE_EVENT( wxEVT_MOVE_END, wxMoveEvent ) +wxDEFINE_EVENT( wxEVT_CLOSE_WINDOW, wxCloseEvent ) +wxDEFINE_EVENT( wxEVT_END_SESSION, wxCloseEvent ) +wxDEFINE_EVENT( wxEVT_QUERY_END_SESSION, wxCloseEvent ) +wxDEFINE_EVENT( wxEVT_HIBERNATE, wxActivateEvent ) +wxDEFINE_EVENT( wxEVT_ACTIVATE_APP, wxActivateEvent ) +wxDEFINE_EVENT( wxEVT_ACTIVATE, wxActivateEvent ) +wxDEFINE_EVENT( wxEVT_CREATE, wxWindowCreateEvent ) +wxDEFINE_EVENT( wxEVT_DESTROY, wxWindowDestroyEvent ) +wxDEFINE_EVENT( wxEVT_SHOW, wxShowEvent ) +wxDEFINE_EVENT( wxEVT_ICONIZE, wxIconizeEvent ) +wxDEFINE_EVENT( wxEVT_MAXIMIZE, wxMaximizeEvent ) +wxDEFINE_EVENT( wxEVT_MOUSE_CAPTURE_CHANGED, wxMouseCaptureChangedEvent ) +wxDEFINE_EVENT( wxEVT_MOUSE_CAPTURE_LOST, wxMouseCaptureLostEvent ) +wxDEFINE_EVENT( wxEVT_PAINT, wxPaintEvent ) +wxDEFINE_EVENT( wxEVT_ERASE_BACKGROUND, wxEraseEvent ) +wxDEFINE_EVENT( wxEVT_NC_PAINT, wxNcPaintEvent ) +wxDEFINE_EVENT( wxEVT_MENU_OPEN, wxMenuEvent ) +wxDEFINE_EVENT( wxEVT_MENU_CLOSE, wxMenuEvent ) +wxDEFINE_EVENT( wxEVT_MENU_HIGHLIGHT, wxMenuEvent ) +wxDEFINE_EVENT( wxEVT_CONTEXT_MENU, wxContextMenuEvent ) +wxDEFINE_EVENT( wxEVT_SYS_COLOUR_CHANGED, wxSysColourChangedEvent ) +wxDEFINE_EVENT( wxEVT_DISPLAY_CHANGED, wxDisplayChangedEvent ) +wxDEFINE_EVENT( wxEVT_QUERY_NEW_PALETTE, wxQueryNewPaletteEvent ) +wxDEFINE_EVENT( wxEVT_PALETTE_CHANGED, wxPaletteChangedEvent ) +wxDEFINE_EVENT( wxEVT_JOY_BUTTON_DOWN, wxJoystickEvent ) +wxDEFINE_EVENT( wxEVT_JOY_BUTTON_UP, wxJoystickEvent ) +wxDEFINE_EVENT( wxEVT_JOY_MOVE, wxJoystickEvent ) +wxDEFINE_EVENT( wxEVT_JOY_ZMOVE, wxJoystickEvent ) +wxDEFINE_EVENT( wxEVT_DROP_FILES, wxDropFilesEvent ) +wxDEFINE_EVENT( wxEVT_INIT_DIALOG, wxInitDialogEvent ) +wxDEFINE_EVENT( wxEVT_UPDATE_UI, wxUpdateUIEvent ) + +// Clipboard events +wxDEFINE_EVENT( wxEVT_COMMAND_TEXT_COPY, wxClipboardTextEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_TEXT_CUT, wxClipboardTextEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_TEXT_PASTE, wxClipboardTextEvent ) // Generic command events // Note: a click is a higher-level event than button down/up -DEFINE_EVENT_TYPE(wxEVT_COMMAND_LEFT_CLICK) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_LEFT_DCLICK) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_RIGHT_CLICK) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_RIGHT_DCLICK) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_SET_FOCUS) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_KILL_FOCUS) -DEFINE_EVENT_TYPE(wxEVT_COMMAND_ENTER) +wxDEFINE_EVENT( wxEVT_COMMAND_LEFT_CLICK, wxCommandEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_LEFT_DCLICK, wxCommandEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_RIGHT_CLICK, wxCommandEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_RIGHT_DCLICK, wxCommandEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_SET_FOCUS, wxCommandEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_KILL_FOCUS, wxCommandEvent ) +wxDEFINE_EVENT( wxEVT_COMMAND_ENTER, wxCommandEvent ) // Help events -DEFINE_EVENT_TYPE(wxEVT_HELP) -DEFINE_EVENT_TYPE(wxEVT_DETAILED_HELP) +wxDEFINE_EVENT( wxEVT_HELP, wxHelpEvent ) +wxDEFINE_EVENT( wxEVT_DETAILED_HELP, wxHelpEvent ) + +#endif // wxUSE_GUI -#endif // !WXWIN_COMPATIBILITY_EVENT_TYPES +#if wxUSE_BASE + +wxIdleMode wxIdleEvent::sm_idleMode = wxIDLE_PROCESS_ALL; // ============================================================================ // implementation @@ -268,25 +335,22 @@ int wxNewEventType() // MT-FIXME static int s_lastUsedEventType = wxEVT_FIRST; -#if WXWIN_COMPATIBILITY_2 - // check that we don't overlap with the user-defined types: if it does - // happen, the best solution is probably to update the existing code to - // use wxNewEventType() instead of wxEVT_USER_FIRST - // - // due to the uncertainty - wxASSERT_MSG( s_lastUsedEventType < wxEVT_USER_FIRST - 1, - _T("possible event type conflict") ); -#endif // WXWIN_COMPATIBILITY_2 - return s_lastUsedEventType++; } +// ---------------------------------------------------------------------------- +// wxEventFunctor +// ---------------------------------------------------------------------------- + +wxEventFunctor::~wxEventFunctor() +{ +} // ---------------------------------------------------------------------------- // wxEvent // ---------------------------------------------------------------------------- /* - * General wxWindows events, covering + * General wxWidgets events, covering * all interesting things that might happen (button clicking, resizing, * setting text in widgets, etc.). * @@ -297,25 +361,50 @@ int wxNewEventType() wxEvent::wxEvent(int theId, wxEventType commandType ) { m_eventType = commandType; - m_eventObject = (wxObject *) NULL; + m_eventObject = NULL; m_timeStamp = 0; m_id = theId; - m_skipped = FALSE; - m_callbackUserData = (wxObject *) NULL; - m_isCommandEvent = FALSE; + m_skipped = false; + m_callbackUserData = NULL; + m_isCommandEvent = false; + m_propagationLevel = wxEVENT_PROPAGATE_NONE; + m_wasProcessed = false; } -wxEvent::wxEvent(const wxEvent &src) +wxEvent::wxEvent(const wxEvent& src) + : wxObject(src) + , m_eventObject(src.m_eventObject) + , m_eventType(src.m_eventType) + , m_timeStamp(src.m_timeStamp) + , m_id(src.m_id) + , m_callbackUserData(src.m_callbackUserData) + , m_propagationLevel(src.m_propagationLevel) + , m_skipped(src.m_skipped) + , m_isCommandEvent(src.m_isCommandEvent) + , m_wasProcessed(false) { - m_eventType = src.m_eventType; +} + +wxEvent& wxEvent::operator=(const wxEvent& src) +{ + wxObject::operator=(src); + m_eventObject = src.m_eventObject; + m_eventType = src.m_eventType; m_timeStamp = src.m_timeStamp; m_id = src.m_id; - m_skipped = src.m_skipped; m_callbackUserData = src.m_callbackUserData; + m_propagationLevel = src.m_propagationLevel; + m_skipped = src.m_skipped; m_isCommandEvent = src.m_isCommandEvent; + + // don't change m_wasProcessed + + return *this; } +#endif // wxUSE_BASE + #if wxUSE_GUI /* @@ -323,15 +412,103 @@ wxEvent::wxEvent(const wxEvent &src) * */ +#ifdef __VISUALC__ + // 'this' : used in base member initializer list (for m_commandString) + #pragma warning(disable:4355) +#endif + wxCommandEvent::wxCommandEvent(wxEventType commandType, int theId) - : wxEvent( theId, commandType ) + : wxEvent(theId, commandType) { - m_clientData = (char *) NULL; - m_clientObject = (wxClientData *) NULL; + m_clientData = NULL; + m_clientObject = NULL; m_extraLong = 0; m_commandInt = 0; - m_commandString = wxEmptyString; - m_isCommandEvent = TRUE; + m_isCommandEvent = true; + + // the command events are propagated upwards by default + m_propagationLevel = wxEVENT_PROPAGATE_MAX; +} + +#ifdef __VISUALC__ + #pragma warning(default:4355) +#endif + +wxString wxCommandEvent::GetString() const +{ + if (m_eventType != wxEVT_COMMAND_TEXT_UPDATED || !m_eventObject) + { + return m_cmdString; + } + else + { +#if wxUSE_TEXTCTRL + wxTextCtrl *txt = wxDynamicCast(m_eventObject, wxTextCtrl); + if ( txt ) + return txt->GetValue(); + else +#endif // wxUSE_TEXTCTRL + return m_cmdString; + } +} + +/* + * UI update events + */ + +#if wxUSE_LONGLONG +wxLongLong wxUpdateUIEvent::sm_lastUpdate = 0; +#endif + +long wxUpdateUIEvent::sm_updateInterval = 0; + +wxUpdateUIMode wxUpdateUIEvent::sm_updateMode = wxUPDATE_UI_PROCESS_ALL; + +// Can we update? +bool wxUpdateUIEvent::CanUpdate(wxWindowBase *win) +{ + // Don't update if we've switched global updating off + // and this window doesn't support updates. + if (win && + (GetMode() == wxUPDATE_UI_PROCESS_SPECIFIED && + ((win->GetExtraStyle() & wxWS_EX_PROCESS_UI_UPDATES) == 0))) + return false; + + if (sm_updateInterval == -1) + return false; + + if (sm_updateInterval == 0) + return true; + +#if wxUSE_STOPWATCH && wxUSE_LONGLONG + wxLongLong now = wxGetLocalTimeMillis(); + if (now > (sm_lastUpdate + sm_updateInterval)) + { + return true; + } + + return false; +#else + // If we don't have wxStopWatch or wxLongLong, we + // should err on the safe side and update now anyway. + return true; +#endif +} + +// Reset the update time to provide a delay until the next +// time we should update +void wxUpdateUIEvent::ResetUpdateTime() +{ +#if wxUSE_STOPWATCH && wxUSE_LONGLONG + if (sm_updateInterval > 0) + { + wxLongLong now = wxGetLocalTimeMillis(); + if (now > (sm_lastUpdate + sm_updateInterval)) + { + sm_lastUpdate = now; + } + } +#endif } /* @@ -342,7 +519,7 @@ wxScrollEvent::wxScrollEvent(wxEventType commandType, int id, int pos, int orient) - : wxCommandEvent(commandType, id) + : wxCommandEvent(commandType, id) { m_extraLong = orient; m_commandInt = pos; @@ -369,125 +546,199 @@ wxScrollWinEvent::wxScrollWinEvent(wxEventType commandType, wxMouseEvent::wxMouseEvent(wxEventType commandType) { m_eventType = commandType; - m_metaDown = FALSE; - m_altDown = FALSE; - m_controlDown = FALSE; - m_shiftDown = FALSE; - m_leftDown = FALSE; - m_rightDown = FALSE; - m_middleDown = FALSE; + m_x = 0; m_y = 0; + + m_leftDown = false; + m_middleDown = false; + m_rightDown = false; + m_aux1Down = false; + m_aux2Down = false; + + m_clickCount = -1; + m_wheelRotation = 0; m_wheelDelta = 0; m_linesPerAction = 0; + m_wheelAxis = 0; } -// True if was a button dclick event (1 = left, 2 = middle, 3 = right) -// or any button dclick event (but = -1) +void wxMouseEvent::Assign(const wxMouseEvent& event) +{ + wxEvent::operator=(event); + + // 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) = event; + + m_x = event.m_x; + m_y = event.m_y; + + m_leftDown = event.m_leftDown; + m_middleDown = event.m_middleDown; + m_rightDown = event.m_rightDown; + m_aux1Down = event.m_aux1Down; + m_aux2Down = event.m_aux2Down; + + m_wheelRotation = event.m_wheelRotation; + m_wheelDelta = event.m_wheelDelta; + m_linesPerAction = event.m_linesPerAction; + m_wheelAxis = event.m_wheelAxis; +} + +// return true if was a button dclick event bool wxMouseEvent::ButtonDClick(int but) const { switch (but) { - case -1: - return (LeftDClick() || MiddleDClick() || RightDClick()); - case 1: + default: + wxFAIL_MSG(wxT("invalid parameter in wxMouseEvent::ButtonDClick")); + // fall through + + case wxMOUSE_BTN_ANY: + return (LeftDClick() || MiddleDClick() || RightDClick() || + Aux1DClick() || Aux2DClick()); + + case wxMOUSE_BTN_LEFT: return LeftDClick(); - case 2: + + case wxMOUSE_BTN_MIDDLE: return MiddleDClick(); - case 3: + + case wxMOUSE_BTN_RIGHT: return RightDClick(); - default: - wxFAIL_MSG(wxT("invalid parameter in wxMouseEvent::ButtonDClick")); - } - return FALSE; + case wxMOUSE_BTN_AUX1: + return Aux1DClick(); + + case wxMOUSE_BTN_AUX2: + return Aux2DClick(); + } } -// True if was a button down event (1 = left, 2 = middle, 3 = right) -// or any button down event (but = -1) +// return true if was a button down event bool wxMouseEvent::ButtonDown(int but) const { switch (but) { - case -1: - return (LeftDown() || MiddleDown() || RightDown()); - case 1: + default: + wxFAIL_MSG(wxT("invalid parameter in wxMouseEvent::ButtonDown")); + // fall through + + case wxMOUSE_BTN_ANY: + return (LeftDown() || MiddleDown() || RightDown() || + Aux1Down() || Aux2Down()); + + case wxMOUSE_BTN_LEFT: return LeftDown(); - case 2: + + case wxMOUSE_BTN_MIDDLE: return MiddleDown(); - case 3: + + case wxMOUSE_BTN_RIGHT: return RightDown(); - default: - wxFAIL_MSG(wxT("invalid parameter in wxMouseEvent::ButtonDown")); - } - return FALSE; + case wxMOUSE_BTN_AUX1: + return Aux1Down(); + + case wxMOUSE_BTN_AUX2: + return Aux2Down(); + } } -// True if was a button up event (1 = left, 2 = middle, 3 = right) -// or any button up event (but = -1) +// return true if was a button up event bool wxMouseEvent::ButtonUp(int but) const { switch (but) { - case -1: - return (LeftUp() || MiddleUp() || RightUp()); - case 1: + default: + wxFAIL_MSG(wxT("invalid parameter in wxMouseEvent::ButtonUp")); + // fall through + + case wxMOUSE_BTN_ANY: + return (LeftUp() || MiddleUp() || RightUp() || + Aux1Up() || Aux2Up()); + + case wxMOUSE_BTN_LEFT: return LeftUp(); - case 2: + + case wxMOUSE_BTN_MIDDLE: return MiddleUp(); - case 3: + + case wxMOUSE_BTN_RIGHT: return RightUp(); - default: - wxFAIL_MSG(wxT("invalid parameter in wxMouseEvent::ButtonUp")); - } - return FALSE; + case wxMOUSE_BTN_AUX1: + return Aux1Up(); + + case wxMOUSE_BTN_AUX2: + return Aux2Up(); + } } -// True if the given button is currently changing state +// return true if the given button is currently changing state bool wxMouseEvent::Button(int but) const { switch (but) { - case -1: - return (ButtonUp(-1) || ButtonDown(-1) || ButtonDClick(-1)); - case 1: - return (LeftDown() || LeftUp() || LeftDClick()); - case 2: - return (MiddleDown() || MiddleUp() || MiddleDClick()); - case 3: - return (RightDown() || RightUp() || RightDClick()); default: wxFAIL_MSG(wxT("invalid parameter in wxMouseEvent::Button")); - } + // fall through + + case wxMOUSE_BTN_ANY: + return ButtonUp(wxMOUSE_BTN_ANY) || + ButtonDown(wxMOUSE_BTN_ANY) || + ButtonDClick(wxMOUSE_BTN_ANY); + + case wxMOUSE_BTN_LEFT: + return LeftDown() || LeftUp() || LeftDClick(); + + case wxMOUSE_BTN_MIDDLE: + return MiddleDown() || MiddleUp() || MiddleDClick(); + + case wxMOUSE_BTN_RIGHT: + return RightDown() || RightUp() || RightDClick(); + + case wxMOUSE_BTN_AUX1: + return Aux1Down() || Aux1Up() || Aux1DClick(); - return FALSE; + case wxMOUSE_BTN_AUX2: + return Aux2Down() || Aux2Up() || Aux2DClick(); + } } bool wxMouseEvent::ButtonIsDown(int but) const { switch (but) { - case -1: - return (LeftIsDown() || MiddleIsDown() || RightIsDown()); - case 1: + default: + wxFAIL_MSG(wxT("invalid parameter in wxMouseEvent::ButtonIsDown")); + // fall through + + case wxMOUSE_BTN_ANY: + return LeftIsDown() || MiddleIsDown() || RightIsDown() || Aux1Down() || Aux2Down(); + + case wxMOUSE_BTN_LEFT: return LeftIsDown(); - case 2: + + case wxMOUSE_BTN_MIDDLE: return MiddleIsDown(); - case 3: + + case wxMOUSE_BTN_RIGHT: return RightIsDown(); - default: - wxFAIL_MSG(wxT("invalid parameter in wxMouseEvent::ButtonIsDown")); - } - return FALSE; + case wxMOUSE_BTN_AUX1: + return Aux1IsDown(); + + case wxMOUSE_BTN_AUX2: + return Aux2IsDown(); + } } int wxMouseEvent::GetButton() const { - for ( int i = 1; i <= 3; i++ ) + for ( int i = 1; i < wxMOUSE_BTN_MAX; i++ ) { if ( Button(i) ) { @@ -495,7 +746,7 @@ int wxMouseEvent::GetButton() const } } - return -1; + return wxMOUSE_BTN_NONE; } // Find the logical position of the event given the DC @@ -514,14 +765,30 @@ wxPoint wxMouseEvent::GetLogicalPosition(const wxDC& dc) const wxKeyEvent::wxKeyEvent(wxEventType type) { m_eventType = type; - m_shiftDown = FALSE; - m_controlDown = FALSE; - m_metaDown = FALSE; - m_altDown = FALSE; m_keyCode = 0; m_scanCode = 0; +#if wxUSE_UNICODE + m_uniChar = 0; +#endif } +wxKeyEvent::wxKeyEvent(const wxKeyEvent& evt) + : wxEvent(evt), + wxKeyboardState(evt) +{ + m_x = evt.m_x; + m_y = evt.m_y; + + m_keyCode = evt.m_keyCode; + + m_scanCode = evt.m_scanCode; + m_rawCode = evt.m_rawCode; + m_rawFlags = evt.m_rawFlags; + +#if wxUSE_UNICODE + m_uniChar = evt.m_uniChar; +#endif +} wxWindowCreateEvent::wxWindowCreateEvent(wxWindow *win) { @@ -541,8 +808,227 @@ wxChildFocusEvent::wxChildFocusEvent(wxWindow *win) SetEventObject(win); } +// ---------------------------------------------------------------------------- +// wxHelpEvent +// ---------------------------------------------------------------------------- + +/* static */ +wxHelpEvent::Origin wxHelpEvent::GuessOrigin(Origin origin) +{ + if ( origin == Origin_Unknown ) + { + // assume that the event comes from the help button if it's not from + // keyboard and that pressing F1 always results in the help event + origin = wxGetKeyState(WXK_F1) ? Origin_Keyboard : Origin_HelpButton; + } + + return origin; +} + #endif // wxUSE_GUI + +#if wxUSE_BASE + +// ---------------------------------------------------------------------------- +// wxEventHashTable +// ---------------------------------------------------------------------------- + +static const int EVENT_TYPE_TABLE_INIT_SIZE = 31; // Not too big not too small... + +wxEventHashTable* wxEventHashTable::sm_first = NULL; + +wxEventHashTable::wxEventHashTable(const wxEventTable &table) + : m_table(table), + m_rebuildHash(true) +{ + AllocEventTypeTable(EVENT_TYPE_TABLE_INIT_SIZE); + + m_next = sm_first; + if (m_next) + m_next->m_previous = this; + sm_first = this; +} + +wxEventHashTable::~wxEventHashTable() +{ + if (m_next) + m_next->m_previous = m_previous; + if (m_previous) + m_previous->m_next = m_next; + if (sm_first == this) + sm_first = m_next; + + Clear(); +} + +void wxEventHashTable::Clear() +{ + for ( size_t i = 0; i < m_size; i++ ) + { + EventTypeTablePointer eTTnode = m_eventTypeTable[i]; + delete eTTnode; + } + + delete[] m_eventTypeTable; + m_eventTypeTable = NULL; + + m_size = 0; +} + +#if defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING + +// Clear all tables +void wxEventHashTable::ClearAll() +{ + wxEventHashTable* table = sm_first; + while (table) + { + table->Clear(); + table = table->m_next; + } +} + +#endif // __WXDEBUG__ && wxUSE_MEMORY_TRACING + +bool wxEventHashTable::HandleEvent(wxEvent &event, wxEvtHandler *self) +{ + if (m_rebuildHash) + { + InitHashTable(); + m_rebuildHash = false; + } + + if (!m_eventTypeTable) + return false; + + // Find all entries for the given event type. + wxEventType eventType = event.GetEventType(); + const EventTypeTablePointer eTTnode = m_eventTypeTable[eventType % m_size]; + if (eTTnode && eTTnode->eventType == eventType) + { + // Now start the search for an event handler + // that can handle an event with the given ID. + const wxEventTableEntryPointerArray& + eventEntryTable = eTTnode->eventEntryTable; + + const size_t count = eventEntryTable.GetCount(); + for (size_t n = 0; n < count; n++) + { + const wxEventTableEntry& entry = *eventEntryTable[n]; + if ( wxEvtHandler::ProcessEventIfMatchesId(entry, self, event) ) + return true; + } + } + + return false; +} + +void wxEventHashTable::InitHashTable() +{ + // Loop over the event tables and all its base tables. + const wxEventTable *table = &m_table; + while (table) + { + // Retrieve all valid event handler entries + const wxEventTableEntry *entry = table->entries; + while (entry->m_fn != 0) + { + // Add the event entry in the Hash. + AddEntry(*entry); + + entry++; + } + + table = table->baseTable; + } + + // Lets free some memory. + size_t i; + for(i = 0; i < m_size; i++) + { + EventTypeTablePointer eTTnode = m_eventTypeTable[i]; + if (eTTnode) + { + eTTnode->eventEntryTable.Shrink(); + } + } +} + +void wxEventHashTable::AddEntry(const wxEventTableEntry &entry) +{ + // This might happen 'accidentally' as the app is exiting + if (!m_eventTypeTable) + return; + + EventTypeTablePointer *peTTnode = &m_eventTypeTable[entry.m_eventType % m_size]; + EventTypeTablePointer eTTnode = *peTTnode; + + if (eTTnode) + { + if (eTTnode->eventType != entry.m_eventType) + { + // Resize the table! + GrowEventTypeTable(); + // Try again to add it. + AddEntry(entry); + return; + } + } + else + { + eTTnode = new EventTypeTable; + eTTnode->eventType = entry.m_eventType; + *peTTnode = eTTnode; + } + + // Fill all hash entries between entry.m_id and entry.m_lastId... + eTTnode->eventEntryTable.Add(&entry); +} + +void wxEventHashTable::AllocEventTypeTable(size_t size) +{ + m_eventTypeTable = new EventTypeTablePointer[size]; + memset((void *)m_eventTypeTable, 0, sizeof(EventTypeTablePointer)*size); + m_size = size; +} + +void wxEventHashTable::GrowEventTypeTable() +{ + size_t oldSize = m_size; + EventTypeTablePointer *oldEventTypeTable = m_eventTypeTable; + + // TODO: Search the most optimal grow sequence + AllocEventTypeTable(/* GetNextPrime(oldSize) */oldSize*2+1); + + for ( size_t i = 0; i < oldSize; /* */ ) + { + EventTypeTablePointer eTToldNode = oldEventTypeTable[i]; + if (eTToldNode) + { + EventTypeTablePointer *peTTnode = &m_eventTypeTable[eTToldNode->eventType % m_size]; + EventTypeTablePointer eTTnode = *peTTnode; + + // Check for collision, we don't want any. + if (eTTnode) + { + GrowEventTypeTable(); + continue; // Don't increment the counter, + // as we still need to add this element. + } + else + { + // Get the old value and put it in the new table. + *peTTnode = oldEventTypeTable[i]; + } + } + + i++; + } + + delete[] oldEventTypeTable; +} + // ---------------------------------------------------------------------------- // wxEvtHandler // ---------------------------------------------------------------------------- @@ -553,17 +1039,12 @@ wxChildFocusEvent::wxChildFocusEvent(wxWindow *win) wxEvtHandler::wxEvtHandler() { - m_nextHandler = (wxEvtHandler *) NULL; - m_previousHandler = (wxEvtHandler *) NULL; - m_enabled = TRUE; - m_dynamicEvents = (wxList *) NULL; - m_isWindow = FALSE; - m_pendingEvents = (wxList *) NULL; -#if wxUSE_THREADS -# if !defined(__VISAGECPP__) - m_eventsLocker = new wxCriticalSection; -# endif -#endif + m_nextHandler = NULL; + m_previousHandler = NULL; + m_enabled = true; + m_dynamicEvents = NULL; + m_pendingEvents = NULL; + // no client data (yet) m_clientData = NULL; m_clientDataType = wxClientData_None; @@ -571,48 +1052,91 @@ wxEvtHandler::wxEvtHandler() wxEvtHandler::~wxEvtHandler() { - // Takes itself out of the list of handlers - if (m_previousHandler) - m_previousHandler->m_nextHandler = m_nextHandler; - - if (m_nextHandler) - m_nextHandler->m_previousHandler = m_previousHandler; + Unlink(); if (m_dynamicEvents) { - wxNode *node = m_dynamicEvents->First(); - while (node) + for ( wxList::iterator it = m_dynamicEvents->begin(), + end = m_dynamicEvents->end(); + it != end; + ++it ) { -#if WXWIN_COMPATIBILITY_EVENT_TYPES - wxEventTableEntry *entry = (wxEventTableEntry*)node->Data(); -#else // !WXWIN_COMPATIBILITY_EVENT_TYPES - wxDynamicEventTableEntry *entry = (wxDynamicEventTableEntry*)node->Data(); -#endif // WXWIN_COMPATIBILITY_EVENT_TYPES/!WXWIN_COMPATIBILITY_EVENT_TYPES - - if (entry->m_callbackUserData) - delete entry->m_callbackUserData; + wxDynamicEventTableEntry *entry = (wxDynamicEventTableEntry*)*it; + + // Remove ourselves from sink destructor notifications + // (this has usually been done, in wxTrackable destructor) + wxEvtHandler *eventSink = entry->m_fn->GetHandler(); + if ( eventSink ) + { + wxEventConnectionRef * const + evtConnRef = FindRefInTrackerList(eventSink); + if ( evtConnRef ) + { + eventSink->RemoveNode(evtConnRef); + delete evtConnRef; + } + } + + delete entry->m_callbackUserData; delete entry; - node = node->Next(); } delete m_dynamicEvents; }; + if (m_pendingEvents) + m_pendingEvents->DeleteContents(true); delete m_pendingEvents; + // Remove us from wxHandlersWithPendingEvents if necessary. + if ( wxHandlersWithPendingEvents ) + { #if wxUSE_THREADS -# if !defined(__VISAGECPP__) - delete m_eventsLocker; -# endif + if (wxHandlersWithPendingEventsLocker) + wxENTER_CRIT_SECT(*wxHandlersWithPendingEventsLocker); #endif + if ( wxHandlersWithPendingEvents->DeleteObject(this) ) + { + // check that we were present only once in the list + wxASSERT_MSG( !wxHandlersWithPendingEvents->Find(this), + "Handler occurs twice in wxHandlersWithPendingEvents list" ); + } + //else: we weren't in this list at all, it's ok + +#if wxUSE_THREADS + if (wxHandlersWithPendingEventsLocker) + wxLEAVE_CRIT_SECT(*wxHandlersWithPendingEventsLocker); +#endif + } + // we only delete object data, not untyped if ( m_clientDataType == wxClientData_Object ) delete m_clientObject; } +void wxEvtHandler::Unlink() +{ + // this event handler must take itself out of the chain of handlers: + + if (m_previousHandler) + m_previousHandler->SetNextHandler(m_nextHandler); + + if (m_nextHandler) + m_nextHandler->SetPreviousHandler(m_previousHandler); + + m_nextHandler = NULL; + m_previousHandler = NULL; +} + +bool wxEvtHandler::IsUnlinked() const +{ + return m_previousHandler == NULL && + m_nextHandler == NULL; +} + #if wxUSE_THREADS -bool wxEvtHandler::ProcessThreadEvent(wxEvent& event) +bool wxEvtHandler::ProcessThreadEvent(const wxEvent& event) { // check that we are really in a child thread wxASSERT_MSG( !wxThread::IsMain(), @@ -620,218 +1144,142 @@ bool wxEvtHandler::ProcessThreadEvent(wxEvent& event) AddPendingEvent(event); - return TRUE; + return true; } #endif // wxUSE_THREADS -void wxEvtHandler::AddPendingEvent(wxEvent& event) +void wxEvtHandler::QueueEvent(wxEvent *event) { - // 1) Add event to list of pending events of this event handler - - wxEvent *eventCopy = event.Clone(); + wxCHECK_RET( event, "NULL event can't be posted" ); - // we must be able to copy the events here so the event class must - // implement Clone() properly instead of just providing a NULL stab for it - wxCHECK_RET( eventCopy, - _T("events of this type aren't supposed to be posted") ); - -#if defined(__VISAGECPP__) - wxENTER_CRIT_SECT( m_eventsLocker); -#else - wxENTER_CRIT_SECT( *m_eventsLocker); -#endif + // 1) Add this event to our list of pending events + wxENTER_CRIT_SECT( m_pendingEventsLock ); if ( !m_pendingEvents ) m_pendingEvents = new wxList; - m_pendingEvents->Append(eventCopy); - -#if defined(__VISAGECPP__) - wxLEAVE_CRIT_SECT( m_eventsLocker); -#else - wxLEAVE_CRIT_SECT( *m_eventsLocker); -#endif + m_pendingEvents->Append(event); // 2) Add this event handler to list of event handlers that // have pending events. - wxENTER_CRIT_SECT(*wxPendingEventsLocker); + wxENTER_CRIT_SECT(*wxHandlersWithPendingEventsLocker); + + if ( !wxHandlersWithPendingEvents ) + wxHandlersWithPendingEvents = new wxList; + if ( !wxHandlersWithPendingEvents->Find(this) ) + wxHandlersWithPendingEvents->Append(this); - if ( !wxPendingEvents ) - wxPendingEvents = new wxList; - wxPendingEvents->Append(this); + wxLEAVE_CRIT_SECT(*wxHandlersWithPendingEventsLocker); - wxLEAVE_CRIT_SECT(*wxPendingEventsLocker); + // only release m_pendingEventsLock now because otherwise there is a race + // condition as described in the ticket #9093: we could process the event + // just added to m_pendingEvents in our ProcessPendingEvents() below before + // we had time to append this pointer to wxHandlersWithPendingEvents list; thus + // breaking the invariant that a handler should be in the list iff it has + // any pending events to process + wxLEAVE_CRIT_SECT( m_pendingEventsLock ); - // 3) Inform the system that new pending events are somwehere, + // 3) Inform the system that new pending events are somewhere, // and that these should be processed in idle time. wxWakeUpIdle(); } void wxEvtHandler::ProcessPendingEvents() { -#if defined(__VISAGECPP__) - wxENTER_CRIT_SECT( m_eventsLocker); -#else - wxENTER_CRIT_SECT( *m_eventsLocker); -#endif + wxENTER_CRIT_SECT( m_pendingEventsLock ); - wxNode *node = m_pendingEvents->First(); - while ( node ) - { - wxEvent *event = (wxEvent *)node->Data(); - delete node; + // this method is only called by wxApp if this handler does have + // pending events + wxCHECK_RET( m_pendingEvents && !m_pendingEvents->IsEmpty(), + "should have pending events if called" ); - // In ProcessEvent, new events might get added and - // we can safely leave the crtical section here. -#if defined(__VISAGECPP__) - wxLEAVE_CRIT_SECT( m_eventsLocker); -#else - wxLEAVE_CRIT_SECT( *m_eventsLocker); + wxList::compatibility_iterator node = m_pendingEvents->GetFirst(); + wxEventPtr event(static_cast(node->GetData())); + + // it's important we remove event from list before processing it, else a + // nested event loop, for example from a modal dialog, might process the + // same event again. + m_pendingEvents->Erase(node); + + // if there are no more pending events left, we don't need to stay in this + // list + if ( m_pendingEvents->IsEmpty() ) + { +#if wxUSE_THREADS + if (wxHandlersWithPendingEventsLocker) + wxENTER_CRIT_SECT(*wxHandlersWithPendingEventsLocker); #endif - ProcessEvent(*event); - delete event; -#if defined(__VISAGECPP__) - wxENTER_CRIT_SECT( m_eventsLocker); -#else - wxENTER_CRIT_SECT( *m_eventsLocker); + wxHandlersWithPendingEvents->DeleteObject(this); +#if wxUSE_THREADS + if (wxHandlersWithPendingEventsLocker) + wxLEAVE_CRIT_SECT(*wxHandlersWithPendingEventsLocker); #endif - - node = m_pendingEvents->First(); } -#if defined(__VISAGECPP__) - wxLEAVE_CRIT_SECT( m_eventsLocker); -#else - wxLEAVE_CRIT_SECT( *m_eventsLocker); -#endif + wxLEAVE_CRIT_SECT( m_pendingEventsLock ); + + ProcessEvent(*event); + + // careful: this object could have been deleted by the event handler + // executed by the above ProcessEvent() call, so we can't access any fields + // of this object any more } /* * Event table stuff */ - -bool wxEvtHandler::ProcessEvent(wxEvent& event) +/* static */ bool +wxEvtHandler::ProcessEventIfMatchesId(const wxEventTableEntryBase& entry, + wxEvtHandler *handler, + wxEvent& event) { -#if wxUSE_GUI - - // We have to use the actual window or processing events from - // wxWindowNative destructor won't work (we don't see the wxWindow class) -#ifdef __WXDEBUG__ - // check that our flag corresponds to reality - wxClassInfo* info = NULL; -#ifdef __WXUNIVERSAL__ -# if defined(__WXMSW__) - info = CLASSINFO(wxWindowMSW); -# elif defined(__WXGTK__) - info = CLASSINFO(wxWindowGTK); -# elif defined(__WXMGL__) - info = CLASSINFO(wxWindowMGL); -# elif defined(__WXPM__) - info = CLASSINFO(wxWindowOS2); -# elif defined(__WXMAC__) - info = CLASSINFO(wxWindowMac); -# elif defined(__WXMOTIF__) - info = CLASSINFO(wxWindowMotif); -# endif -#else - info = CLASSINFO(wxWindow); -#endif - - wxASSERT_MSG( m_isWindow == IsKindOf(info), - wxString(GetClassInfo()->GetClassName()) + _T(" should [not] be a window but it is [not]") ); -#endif - -#endif // wxUSE_GUI - - // An event handler can be enabled or disabled - if ( GetEvtHandlerEnabled() ) + int tableId1 = entry.m_id, + tableId2 = entry.m_lastId; + + // match only if the event type is the same and the id is either -1 in + // the event table (meaning "any") or the event id matches the id + // specified in the event table either exactly or by falling into + // range between first and last + if ((tableId1 == wxID_ANY) || + (tableId2 == wxID_ANY && tableId1 == event.GetId()) || + (tableId2 != wxID_ANY && + (event.GetId() >= tableId1 && event.GetId() <= tableId2))) { + event.Skip(false); + event.m_callbackUserData = entry.m_callbackUserData; -#if 0 -/* - What is this? When using GUI threads, a non main - threads can send an event and process it itself. - This breaks GTK's GUI threads, so please explain. -*/ - - // Check whether we are in a child thread. - if ( !wxThread::IsMain() ) - return ProcessThreadEvent(event); -#endif - - // Handle per-instance dynamic event tables first - if ( m_dynamicEvents && SearchDynamicEventTable(event) ) - return TRUE; - - // Then static per-class event tables - const wxEventTable *table = GetEventTable(); - -#if wxUSE_GUI && wxUSE_VALIDATORS - // Try the associated validator first, if this is a window. - // Problem: if the event handler of the window has been replaced, - // this wxEvtHandler may no longer be a window. - // Therefore validators won't be processed if the handler - // has been replaced with SetEventHandler. - // THIS CAN BE CURED if PushEventHandler is used instead of - // SetEventHandler, and then processing will be passed down the - // chain of event handlers. - if (m_isWindow) +#if wxUSE_EXCEPTIONS + if ( wxTheApp ) { - wxWindow *win = (wxWindow *)this; - - // Can only use the validator of the window which - // is receiving the event - if ( win == event.GetEventObject() ) - { - wxValidator *validator = win->GetValidator(); - if ( validator && validator->ProcessEvent(event) ) - { - return TRUE; - } - } + // call the handler via wxApp method which allows the user to catch + // any exceptions which may be thrown by any handler in the program + // in one place + wxTheApp->CallEventHandler(handler, *entry.m_fn, event); } -#endif - - // Search upwards through the inheritance hierarchy - while (table) + else +#endif // wxUSE_EXCEPTIONS { - if ( SearchEventTable((wxEventTable&)*table, event) ) - return TRUE; - table = table->baseTable; + (*entry.m_fn)(handler, event); } - } - // Try going down the event handler chain - if ( GetNextHandler() ) - { - if ( GetNextHandler()->ProcessEvent(event) ) - return TRUE; + if (!event.GetSkipped()) + return true; } -#if wxUSE_GUI - // Carry on up the parent-child hierarchy, but only if event is a command - // event: it wouldn't make sense for a parent to receive a child's size - // event, for example - if ( m_isWindow && event.IsCommandEvent() ) - { - wxWindow *win = (wxWindow *)this; + return false; +} - // honour the requests to stop propagation at this window: this is - // used by the dialogs, for example, to prevent processing the events - // from the dialog controls in the parent frame which rarely, if ever, - // makes sense - if ( !(win->GetExtraStyle() & wxWS_EX_BLOCK_EVENTS) ) - { - wxWindow *parent = win->GetParent(); - if ( parent && !parent->IsBeingDeleted() ) - return parent->GetEventHandler()->ProcessEvent(event); - } +bool wxEvtHandler::TryParent(wxEvent& event) +{ + if ( GetNextHandler() ) + { + // the next handler will pass it to wxTheApp if it doesn't process it, + // so return from here to avoid doing it again + return GetNextHandler()->TryParent(event); } -#endif // wxUSE_GUI - // Last try - application object. if ( wxTheApp && (this != wxTheApp) ) { // Special case: don't pass wxEVT_IDLE to wxApp, since it'll always @@ -840,153 +1288,218 @@ bool wxEvtHandler::ProcessEvent(wxEvent& event) if ( event.GetEventType() != wxEVT_IDLE ) { if ( wxTheApp->ProcessEvent(event) ) - return TRUE; + return true; } } - return FALSE; + return false; } -bool wxEvtHandler::SearchEventTable(wxEventTable& table, wxEvent& event) +bool wxEvtHandler::ProcessEvent(wxEvent& event) { - wxEventType eventType = event.GetEventType(); - int eventId = event.GetId(); + // allow the application to hook into event processing + // + // note that we should only do it if we're the first event handler called + // to avoid calling FilterEvent() multiple times as the event goes through + // the event handler chain and possibly upwards the window hierarchy + if ( !event.WasProcessed() ) + { + if ( wxTheApp ) + { + int rc = wxTheApp->FilterEvent(event); + if ( rc != -1 ) + { + wxASSERT_MSG( rc == 1 || rc == 0, + "unexpected wxApp::FilterEvent return value" ); - // BC++ doesn't like testing for m_fn without != 0 - for ( int i = 0; table.entries[i].m_fn != 0; i++ ) + return rc != 0; + } + //else: proceed normally + } + } + + if ( ProcessEventHere(event) ) + return true; + + // pass the event to the next handler, notice that we shouldn't call + // TryParent() even if it doesn't handle the event as the last handler in + // the chain will do it + if ( GetNextHandler() ) + return GetNextHandler()->ProcessEvent(event); + + // propagate the event upwards the window chain and/or to the application + // object if it wasn't processed at this level + return TryParent(event); +} + +bool wxEvtHandler::ProcessEventHere(wxEvent& event) +{ + // If the event handler is disabled it doesn't process any events + if ( !GetEvtHandlerEnabled() ) + return false; + + // If we have a validator, it has higher priority than our own event + // handlers + if ( TryValidator(event) ) + return true; + + // Handle per-instance dynamic event tables first + if ( m_dynamicEvents && SearchDynamicEventTable(event) ) + return true; + + // Then static per-class event tables + if ( GetEventHashTable().HandleEvent(event, this) ) + return true; + + // We don't have a handler for this event. + return false; +} + +bool wxEvtHandler::SafelyProcessEvent(wxEvent& event) +{ +#if wxUSE_EXCEPTIONS + try { - // the line using reference exposes a bug in gcc: although it _seems_ - // to work, it leads to weird crashes later on during program - // execution -#ifdef __GNUG__ - wxEventTableEntry entry = table.entries[i]; -#else - const wxEventTableEntry& entry = table.entries[i]; #endif - - // match only if the event type is the same and the id is either -1 in - // the event table (meaning "any") or the event id matches the id - // specified in the event table either exactly or by falling into - // range between first and last - if ( eventType == entry.m_eventType ) + return ProcessEvent(event); +#if wxUSE_EXCEPTIONS + } + catch ( ... ) + { + wxEventLoopBase *loop = wxEventLoopBase::GetActive(); + try { - int tableId1 = entry.m_id, - tableId2 = entry.m_lastId; - - if ( (tableId1 == -1) || - (tableId2 == -1 && eventId == tableId1) || - (tableId2 != -1 && - (eventId >= tableId1 && eventId <= tableId2)) ) + if ( !wxTheApp || !wxTheApp->OnExceptionInMainLoop() ) { - event.Skip(FALSE); - event.m_callbackUserData = entry.m_callbackUserData; + if ( loop ) + loop->Exit(); + } + //else: continue running current event loop - (this->*((wxEventFunction) (entry.m_fn)))(event); + return false; + } + catch ( ... ) + { + // OnExceptionInMainLoop() threw, possibly rethrowing the same + // exception again: very good, but we still need Exit() to + // be called + if ( loop ) + loop->Exit(); + throw; + } + } +#endif // wxUSE_EXCEPTIONS +} - return !event.GetSkipped(); - } + +bool wxEvtHandler::SearchEventTable(wxEventTable& table, wxEvent& event) +{ + const wxEventType eventType = event.GetEventType(); + for ( int i = 0; table.entries[i].m_fn != 0; i++ ) + { + const wxEventTableEntry& entry = table.entries[i]; + if ( eventType == entry.m_eventType ) + { + if ( ProcessEventIfMatchesId(entry, this, event) ) + return true; } } - return FALSE; + return false; } -void wxEvtHandler::Connect( int id, int lastId, - int eventType, - wxObjectEventFunction func, +void wxEvtHandler::Subscribe( int id, int lastId, + wxEventType eventType, + wxEventFunctor *func, wxObject *userData ) { -#if WXWIN_COMPATIBILITY_EVENT_TYPES - wxEventTableEntry *entry = new wxEventTableEntry; - entry->m_eventType = eventType; - entry->m_id = id; - entry->m_lastId = lastId; - entry->m_fn = func; - entry->m_callbackUserData = userData; -#else // !WXWIN_COMPATIBILITY_EVENT_TYPES wxDynamicEventTableEntry *entry = new wxDynamicEventTableEntry(eventType, id, lastId, func, userData); -#endif // WXWIN_COMPATIBILITY_EVENT_TYPES/!WXWIN_COMPATIBILITY_EVENT_TYPES if (!m_dynamicEvents) m_dynamicEvents = new wxList; - m_dynamicEvents->Append( (wxObject*) entry ); + // Insert at the front of the list so most recent additions are found first + m_dynamicEvents->Insert( (wxObject*) entry ); + + // Make sure we get to know when a sink is destroyed + wxEvtHandler *eventSink = func->GetHandler(); + if ( eventSink && eventSink != this ) + { + wxEventConnectionRef *evtConnRef = FindRefInTrackerList(eventSink); + if ( evtConnRef ) + evtConnRef->IncRef( ); + else + new wxEventConnectionRef(this, eventSink); + } } -bool wxEvtHandler::Disconnect( int id, int lastId, wxEventType eventType, - wxObjectEventFunction func, - wxObject *userData ) +bool +wxEvtHandler::Unsubscribe(int id, + int lastId, + wxEventType eventType, + const wxEventFunctor& func, + wxObject *userData) { if (!m_dynamicEvents) - return FALSE; + return false; + + // Remove connection from tracker node (wxEventConnectionRef) + wxEvtHandler *eventSink = func.GetHandler(); + if ( eventSink && eventSink != this ) + { + wxEventConnectionRef *evtConnRef = FindRefInTrackerList(eventSink); + if ( evtConnRef ) + evtConnRef->DecRef(); + } - wxNode *node = m_dynamicEvents->First(); + wxList::compatibility_iterator node = m_dynamicEvents->GetFirst(); while (node) { -#if WXWIN_COMPATIBILITY_EVENT_TYPES - wxEventTableEntry *entry = (wxEventTableEntry*)node->Data(); -#else // !WXWIN_COMPATIBILITY_EVENT_TYPES - wxDynamicEventTableEntry *entry = (wxDynamicEventTableEntry*)node->Data(); -#endif // WXWIN_COMPATIBILITY_EVENT_TYPES/!WXWIN_COMPATIBILITY_EVENT_TYPES + wxDynamicEventTableEntry *entry = (wxDynamicEventTableEntry*)node->GetData(); if ((entry->m_id == id) && - ((entry->m_lastId == lastId) || (lastId == -1)) && + ((entry->m_lastId == lastId) || (lastId == wxID_ANY)) && ((entry->m_eventType == eventType) || (eventType == wxEVT_NULL)) && - ((entry->m_fn == func) || (func == (wxObjectEventFunction)NULL)) && - ((entry->m_callbackUserData == userData) || (userData == (wxObject*)NULL))) + entry->m_fn->Matches(func) && + ((entry->m_callbackUserData == userData) || !userData)) { - if (entry->m_callbackUserData) - delete entry->m_callbackUserData; - m_dynamicEvents->DeleteNode( node ); + delete entry->m_callbackUserData; + m_dynamicEvents->Erase( node ); delete entry; - return TRUE; + return true; } - node = node->Next(); + node = node->GetNext(); } - return FALSE; + return false; } bool wxEvtHandler::SearchDynamicEventTable( wxEvent& event ) { - wxCHECK_MSG( m_dynamicEvents, FALSE, + wxCHECK_MSG( m_dynamicEvents, false, wxT("caller should check that we have dynamic events") ); - int commandId = event.GetId(); - - wxNode *node = m_dynamicEvents->First(); + wxList::compatibility_iterator node = m_dynamicEvents->GetFirst(); while (node) { -#if WXWIN_COMPATIBILITY_EVENT_TYPES - wxEventTableEntry *entry = (wxEventTableEntry*)node->Data(); -#else // !WXWIN_COMPATIBILITY_EVENT_TYPES - wxDynamicEventTableEntry *entry = (wxDynamicEventTableEntry*)node->Data(); -#endif // WXWIN_COMPATIBILITY_EVENT_TYPES/!WXWIN_COMPATIBILITY_EVENT_TYPES - - if (entry->m_fn) - { - // Match, if event spec says any id will do (id == -1) - if ( (event.GetEventType() == entry->m_eventType) && - (entry->m_id == -1 || - (entry->m_lastId == -1 && commandId == entry->m_id) || - (entry->m_lastId != -1 && - (commandId >= entry->m_id && commandId <= entry->m_lastId))) ) - { - event.Skip(FALSE); - event.m_callbackUserData = entry->m_callbackUserData; + wxDynamicEventTableEntry *entry = (wxDynamicEventTableEntry*)node->GetData(); - (this->*((wxEventFunction) (entry->m_fn)))(event); + // get next node before (maybe) calling the event handler as it could + // call Disconnect() invalidating the current node + node = node->GetNext(); - if (event.GetSkipped()) - return FALSE; - else - return TRUE; - } + if ( event.GetEventType() == entry->m_eventType ) + { + wxEvtHandler *handler = entry->m_fn->GetHandler(); + if ( !handler ) + handler = this; + if ( ProcessEventIfMatchesId(*entry, handler, event) ) + return true; } - node = node->Next(); } - return FALSE; -}; + + return false; +} void wxEvtHandler::DoSetClientObject( wxClientData *data ) { @@ -1029,16 +1542,46 @@ void *wxEvtHandler::DoGetClientData() const return m_clientData; } +// A helper to find an wxEventConnectionRef object +wxEventConnectionRef * +wxEvtHandler::FindRefInTrackerList(wxEvtHandler *eventSink) +{ + for ( wxTrackerNode *node = eventSink->GetFirst(); node; node = node->m_nxt ) + { + // we only want wxEventConnectionRef nodes here + wxEventConnectionRef *evtConnRef = node->ToEventConnection(); + if ( evtConnRef && evtConnRef->m_src == this ) + { + wxASSERT( evtConnRef->m_sink==eventSink ); + return evtConnRef; + } + } + + return NULL; +} -#if WXWIN_COMPATIBILITY -bool wxEvtHandler::OnClose() +void wxEvtHandler::OnSinkDestroyed( wxEvtHandler *sink ) { - if (GetNextHandler()) - return GetNextHandler()->OnClose(); - else - return FALSE; + wxASSERT(m_dynamicEvents); + + // remove all connections with this sink + wxList::compatibility_iterator node = m_dynamicEvents->GetFirst(), node_nxt; + while (node) + { + wxDynamicEventTableEntry *entry = (wxDynamicEventTableEntry*)node->GetData(); + node_nxt = node->GetNext(); + + if ( entry->m_fn->GetHandler() == sink ) + { + delete entry->m_callbackUserData; + m_dynamicEvents->Erase( node ); + delete entry; + } + node = node_nxt; + } } -#endif // WXWIN_COMPATIBILITY + +#endif // wxUSE_BASE #if wxUSE_GUI @@ -1059,10 +1602,45 @@ wxWindow* wxFindFocusDescendant(wxWindow* ancestor) else win = win->GetParent(); } - if (win == (wxWindow*) NULL) - focusWin = (wxWindow*) NULL; + if (win == NULL) + focusWin = NULL; return focusWin; } +// ---------------------------------------------------------------------------- +// wxEventBlocker +// ---------------------------------------------------------------------------- + +wxEventBlocker::wxEventBlocker(wxWindow *win, wxEventType type) +{ + wxCHECK_RET(win, wxT("Null window given to wxEventBlocker")); + + m_window = win; + + Block(type); + m_window->PushEventHandler(this); +} + +wxEventBlocker::~wxEventBlocker() +{ + wxEvtHandler *popped = m_window->PopEventHandler(false); + wxCHECK_RET(popped == this, + wxT("Don't push other event handlers into a window managed by wxEventBlocker!")); +} + +bool wxEventBlocker::ProcessEvent(wxEvent& event) +{ + // should this event be blocked? + for ( size_t i = 0; i < m_eventsToBlock.size(); i++ ) + { + wxEventType t = (wxEventType)m_eventsToBlock[i]; + if ( t == wxEVT_ANY || t == event.GetEventType() ) + return true; // yes, it should: mark this event as processed + } + + return false; +} + #endif // wxUSE_GUI +