X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/e87271f35887a50e011c7c97fc63c35f5d623e50..081eb1b120c1bc9147582cff84de756b4a3a63af:/src/common/event.cpp diff --git a/src/common/event.cpp b/src/common/event.cpp index 1b71ae0912..73d7d79ba6 100644 --- a/src/common/event.cpp +++ b/src/common/event.cpp @@ -50,51 +50,50 @@ // wxWin macros // ---------------------------------------------------------------------------- -#if !USE_SHARED_LIBRARY - IMPLEMENT_DYNAMIC_CLASS(wxEvtHandler, wxObject) - IMPLEMENT_ABSTRACT_CLASS(wxEvent, wxObject) - IMPLEMENT_DYNAMIC_CLASS(wxIdleEvent, wxEvent) +IMPLEMENT_DYNAMIC_CLASS(wxEvtHandler, wxObject) +IMPLEMENT_ABSTRACT_CLASS(wxEvent, wxObject) +IMPLEMENT_DYNAMIC_CLASS(wxIdleEvent, wxEvent) - #if wxUSE_GUI - IMPLEMENT_DYNAMIC_CLASS(wxCommandEvent, wxEvent) - IMPLEMENT_DYNAMIC_CLASS(wxNotifyEvent, wxCommandEvent) - IMPLEMENT_DYNAMIC_CLASS(wxScrollEvent, wxCommandEvent) - IMPLEMENT_DYNAMIC_CLASS(wxScrollWinEvent, wxEvent) - IMPLEMENT_DYNAMIC_CLASS(wxMouseEvent, wxEvent) - IMPLEMENT_DYNAMIC_CLASS(wxKeyEvent, wxEvent) - IMPLEMENT_DYNAMIC_CLASS(wxSizeEvent, wxEvent) - IMPLEMENT_DYNAMIC_CLASS(wxPaintEvent, wxEvent) - IMPLEMENT_DYNAMIC_CLASS(wxEraseEvent, wxEvent) - IMPLEMENT_DYNAMIC_CLASS(wxMoveEvent, wxEvent) - IMPLEMENT_DYNAMIC_CLASS(wxFocusEvent, wxEvent) - IMPLEMENT_DYNAMIC_CLASS(wxCloseEvent, wxEvent) - IMPLEMENT_DYNAMIC_CLASS(wxShowEvent, wxEvent) - IMPLEMENT_DYNAMIC_CLASS(wxMaximizeEvent, wxEvent) - IMPLEMENT_DYNAMIC_CLASS(wxIconizeEvent, wxEvent) - IMPLEMENT_DYNAMIC_CLASS(wxMenuEvent, wxEvent) - IMPLEMENT_DYNAMIC_CLASS(wxJoystickEvent, wxEvent) - IMPLEMENT_DYNAMIC_CLASS(wxDropFilesEvent, wxEvent) - IMPLEMENT_DYNAMIC_CLASS(wxActivateEvent, wxEvent) - IMPLEMENT_DYNAMIC_CLASS(wxInitDialogEvent, wxEvent) - IMPLEMENT_DYNAMIC_CLASS(wxSysColourChangedEvent, wxEvent) - IMPLEMENT_DYNAMIC_CLASS(wxUpdateUIEvent, wxCommandEvent) - IMPLEMENT_DYNAMIC_CLASS(wxNavigationKeyEvent, wxCommandEvent) - IMPLEMENT_DYNAMIC_CLASS(wxPaletteChangedEvent, wxEvent) - IMPLEMENT_DYNAMIC_CLASS(wxQueryNewPaletteEvent, wxEvent) - IMPLEMENT_DYNAMIC_CLASS(wxWindowCreateEvent, wxEvent) - IMPLEMENT_DYNAMIC_CLASS(wxWindowDestroyEvent, wxEvent) - #endif // wxUSE_GUI - - const wxEventTable *wxEvtHandler::GetEventTable() const - { return &wxEvtHandler::sm_eventTable; } +#if wxUSE_GUI + IMPLEMENT_DYNAMIC_CLASS(wxCommandEvent, wxEvent) + IMPLEMENT_DYNAMIC_CLASS(wxNotifyEvent, wxCommandEvent) + IMPLEMENT_DYNAMIC_CLASS(wxScrollEvent, wxCommandEvent) + IMPLEMENT_DYNAMIC_CLASS(wxScrollWinEvent, wxEvent) + IMPLEMENT_DYNAMIC_CLASS(wxMouseEvent, wxEvent) + IMPLEMENT_DYNAMIC_CLASS(wxKeyEvent, wxEvent) + IMPLEMENT_DYNAMIC_CLASS(wxSizeEvent, wxEvent) + IMPLEMENT_DYNAMIC_CLASS(wxPaintEvent, wxEvent) + IMPLEMENT_DYNAMIC_CLASS(wxEraseEvent, wxEvent) + IMPLEMENT_DYNAMIC_CLASS(wxMoveEvent, wxEvent) + IMPLEMENT_DYNAMIC_CLASS(wxFocusEvent, wxEvent) + IMPLEMENT_DYNAMIC_CLASS(wxCloseEvent, wxEvent) + IMPLEMENT_DYNAMIC_CLASS(wxShowEvent, wxEvent) + IMPLEMENT_DYNAMIC_CLASS(wxMaximizeEvent, wxEvent) + IMPLEMENT_DYNAMIC_CLASS(wxIconizeEvent, wxEvent) + IMPLEMENT_DYNAMIC_CLASS(wxMenuEvent, wxEvent) + IMPLEMENT_DYNAMIC_CLASS(wxJoystickEvent, wxEvent) + IMPLEMENT_DYNAMIC_CLASS(wxDropFilesEvent, wxEvent) + IMPLEMENT_DYNAMIC_CLASS(wxActivateEvent, wxEvent) + IMPLEMENT_DYNAMIC_CLASS(wxInitDialogEvent, wxEvent) + IMPLEMENT_DYNAMIC_CLASS(wxSysColourChangedEvent, wxEvent) + IMPLEMENT_DYNAMIC_CLASS(wxUpdateUIEvent, wxCommandEvent) + IMPLEMENT_DYNAMIC_CLASS(wxNavigationKeyEvent, wxCommandEvent) + 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) +#endif // wxUSE_GUI - const wxEventTable wxEvtHandler::sm_eventTable = - { (const wxEventTable *)NULL, &wxEvtHandler::sm_eventTableEntries[0] }; +const wxEventTable *wxEvtHandler::GetEventTable() const + { return &wxEvtHandler::sm_eventTable; } - const wxEventTableEntry wxEvtHandler::sm_eventTableEntries[] = - { { 0, 0, 0, (wxObjectEventFunction) NULL, (wxObject*) NULL } }; +const wxEventTable wxEvtHandler::sm_eventTable = + { (const wxEventTable *)NULL, &wxEvtHandler::sm_eventTableEntries[0] }; -#endif // !USE_SHARED_LIBRARY +const wxEventTableEntry wxEvtHandler::sm_eventTableEntries[] = + { DECLARE_EVENT_TABLE_ENTRY(wxEVT_NULL, 0, 0, (wxObjectEventFunction)NULL, NULL) }; // ---------------------------------------------------------------------------- // global variables @@ -108,10 +107,178 @@ wxList *wxPendingEvents = (wxList *)NULL; wxCriticalSection *wxPendingEventsLocker = (wxCriticalSection *)NULL; #endif +#if !WXWIN_COMPATIBILITY_EVENT_TYPES + +// common event types are defined here, other event types are defined by the +// components which use them + +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_TEXT_UPDATED) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_TEXT_ENTER) +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) + +// 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_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) + +// 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) + +// Set cursor event +DEFINE_EVENT_TYPE(wxEVT_SET_CURSOR) + +// 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) + +// 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) + +// 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) + +// 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) + +// Help events +DEFINE_EVENT_TYPE(wxEVT_HELP) +DEFINE_EVENT_TYPE(wxEVT_DETAILED_HELP) + +#endif // !WXWIN_COMPATIBILITY_EVENT_TYPES + // ============================================================================ // implementation // ============================================================================ +// ---------------------------------------------------------------------------- +// event initialization +// ---------------------------------------------------------------------------- + +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++; +} + // ---------------------------------------------------------------------------- // wxEvent // ---------------------------------------------------------------------------- @@ -175,10 +342,24 @@ void wxCommandEvent::CopyObject(wxObject& obj_d) const wxEvent::CopyObject(obj_d); - obj->m_clientData = m_clientData; - obj->m_clientObject = m_clientObject; - obj->m_extraLong = m_extraLong; - obj->m_commandInt = m_commandInt; + obj->m_clientData = m_clientData; + obj->m_clientObject = m_clientObject; + obj->m_extraLong = m_extraLong; + obj->m_commandInt = m_commandInt; + obj->m_commandString = m_commandString; +} + +/* + * Notify events + */ + +void wxNotifyEvent::CopyObject(wxObject& obj_d) const +{ + wxNotifyEvent *obj = (wxNotifyEvent *)&obj_d; + + wxEvent::CopyObject(obj_d); + + if (!m_bAllow) obj->Veto(); } /* @@ -235,6 +416,9 @@ wxMouseEvent::wxMouseEvent(wxEventType commandType) m_middleDown = FALSE; m_x = 0; m_y = 0; + m_wheelRotation = 0; + m_wheelDelta = 0; + m_linesPerAction = 0; } void wxMouseEvent::CopyObject(wxObject& obj_d) const @@ -382,6 +566,10 @@ void wxKeyEvent::CopyObject(wxObject& obj_d) const wxKeyEvent *obj = (wxKeyEvent *)&obj_d; wxEvent::CopyObject(obj_d); + obj->m_x = m_x; + obj->m_y = m_y; + obj->m_keyCode = m_keyCode; + obj->m_shiftDown = m_shiftDown; obj->m_controlDown = m_controlDown; obj->m_metaDown = m_metaDown; @@ -508,14 +696,14 @@ void wxQueryNewPaletteEvent::CopyObject(wxObject& obj_d) const } wxWindowCreateEvent::wxWindowCreateEvent(wxWindow *win) - : wxEvent(wxEVT_CREATE) { + SetEventType(wxEVT_CREATE); SetEventObject(win); } wxWindowDestroyEvent::wxWindowDestroyEvent(wxWindow *win) - : wxEvent(wxEVT_DESTROY) { + SetEventType(wxEVT_DESTROY); SetEventObject(win); } @@ -542,7 +730,9 @@ wxEvtHandler::wxEvtHandler() m_isWindow = FALSE; m_pendingEvents = (wxList *) NULL; #if wxUSE_THREADS +# if !defined(__VISAGECPP__) m_eventsLocker = new wxCriticalSection; +# endif #endif } @@ -560,8 +750,14 @@ wxEvtHandler::~wxEvtHandler() wxNode *node = m_dynamicEvents->First(); while (node) { +#if WXWIN_COMPATIBILITY_EVENT_TYPES wxEventTableEntry *entry = (wxEventTableEntry*)node->Data(); - if (entry->m_callbackUserData) delete entry->m_callbackUserData; +#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; delete entry; node = node->Next(); } @@ -571,7 +767,9 @@ wxEvtHandler::~wxEvtHandler() delete m_pendingEvents; #if wxUSE_THREADS +# if !defined(__VISAGECPP__) delete m_eventsLocker; +# endif #endif } @@ -579,8 +777,6 @@ wxEvtHandler::~wxEvtHandler() bool wxEvtHandler::ProcessThreadEvent(wxEvent& event) { - wxCriticalSectionLocker locker(*m_eventsLocker); - // check that we are really in a child thread wxASSERT_MSG( !wxThread::IsMain(), wxT("use ProcessEvent() in main thread") ); @@ -594,6 +790,14 @@ bool wxEvtHandler::ProcessThreadEvent(wxEvent& event) void wxEvtHandler::AddPendingEvent(wxEvent& event) { + // 1) Add event to list of pending events of this event handler + +#if defined(__VISAGECPP__) + wxENTER_CRIT_SECT( m_eventsLocker); +#else + wxENTER_CRIT_SECT( *m_eventsLocker); +#endif + if ( !m_pendingEvents ) m_pendingEvents = new wxList; @@ -601,42 +805,65 @@ void wxEvtHandler::AddPendingEvent(wxEvent& event) m_pendingEvents->Append(event2); - wxENTER_CRIT_SECT(wxPendingEventsLocker); +#if defined(__VISAGECPP__) + wxLEAVE_CRIT_SECT( m_eventsLocker); +#else + wxLEAVE_CRIT_SECT( *m_eventsLocker); +#endif + + // 2) Add this event handler to list of event handlers that + // have pending events. + + wxENTER_CRIT_SECT(*wxPendingEventsLocker); if ( !wxPendingEvents ) wxPendingEvents = new wxList; wxPendingEvents->Append(this); - wxLEAVE_CRIT_SECT(wxPendingEventsLocker); + wxLEAVE_CRIT_SECT(*wxPendingEventsLocker); - // TODO: Wake up idle handler for the other platforms. -#ifdef __WXGTK__ - extern bool g_isIdle; - extern void wxapp_install_idle_handler(); - if ( g_isIdle ) - wxapp_install_idle_handler(); -#elif wxUSE_GUI // this works for wxMSW, but may be for others too? - // might also send a dummy message to the top level window, this would - // probably be cleaner? - wxIdleEvent eventIdle; - wxTheApp->OnIdle(eventIdle); -#endif // platform + // 3) Inform the system that new pending events are somwehere, + // and that these should be processed in idle time. + wxWakeUpIdle(); } void wxEvtHandler::ProcessPendingEvents() { - wxCRIT_SECT_LOCKER(locker, m_eventsLocker); +#if defined(__VISAGECPP__) + wxENTER_CRIT_SECT( m_eventsLocker); +#else + wxENTER_CRIT_SECT( *m_eventsLocker); +#endif wxNode *node = m_pendingEvents->First(); - wxEvent *event; - while ( node ) { - event = (wxEvent *)node->Data(); - ProcessEvent(*event); + wxEvent *event = (wxEvent *)node->Data(); delete node; + + // 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); +#endif + ProcessEvent(*event); + delete event; +#if defined(__VISAGECPP__) + wxENTER_CRIT_SECT( m_eventsLocker); +#else + wxENTER_CRIT_SECT( *m_eventsLocker); +#endif + node = m_pendingEvents->First(); } + +#if defined(__VISAGECPP__) + wxLEAVE_CRIT_SECT( m_eventsLocker); +#else + wxLEAVE_CRIT_SECT( *m_eventsLocker); +#endif } /* @@ -653,11 +880,18 @@ bool wxEvtHandler::ProcessEvent(wxEvent& event) // An event handler can be enabled or disabled if ( GetEvtHandlerEnabled() ) { -#if wxUSE_THREADS + +#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 // wxUSE_THREADS +#endif // Handle per-instance dynamic event tables first if ( m_dynamicEvents && SearchDynamicEventTable(event) ) @@ -709,15 +943,21 @@ bool wxEvtHandler::ProcessEvent(wxEvent& event) } #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 + // 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; - wxWindow *parent = win->GetParent(); - if (parent && !parent->IsBeingDeleted()) - return parent->GetEventHandler()->ProcessEvent(event); + + // also, don't propagate events beyond the first top level window: it + // doesn't make sense to process dialogs events in the parent frame + if ( !win->IsTopLevel() ) + { + wxWindow *parent = win->GetParent(); + if (parent && !parent->IsBeingDeleted()) + return parent->GetEventHandler()->ProcessEvent(event); + } } #endif // wxUSE_GUI @@ -739,48 +979,64 @@ bool wxEvtHandler::ProcessEvent(wxEvent& event) bool wxEvtHandler::SearchEventTable(wxEventTable& table, wxEvent& event) { - int i = 0; - int commandId = event.GetId(); - - // BC++ doesn't like while (table.entries[i].m_fn) + wxEventType eventType = event.GetEventType(); + int eventId = event.GetId(); -#ifdef __SC__ - while (table.entries[i].m_fn != 0) + // BC++ doesn't like testing for m_fn without != 0 + for ( int i = 0; table.entries[i].m_fn != 0; i++ ) + { + // 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 - while (table.entries[i].m_fn != 0L) + const wxEventTableEntry& entry = table.entries[i]; #endif - { - if ((event.GetEventType() == table.entries[i].m_eventType) && - (table.entries[i].m_id == -1 || // Match, if event spec says any id will do (id == -1) - (table.entries[i].m_lastId == -1 && commandId == table.entries[i].m_id) || - (table.entries[i].m_lastId != -1 && - (commandId >= table.entries[i].m_id && commandId <= table.entries[i].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 ( eventType == entry.m_eventType ) { - event.Skip(FALSE); - event.m_callbackUserData = table.entries[i].m_callbackUserData; + int tableId1 = entry.m_id, + tableId2 = entry.m_lastId; - (this->*((wxEventFunction) (table.entries[i].m_fn)))(event); + if ( (tableId1 == -1) || + (tableId2 == -1 && eventId == tableId1) || + (tableId2 != -1 && + (eventId >= tableId1 && eventId <= tableId2)) ) + { + event.Skip(FALSE); + event.m_callbackUserData = entry.m_callbackUserData; - if ( event.GetSkipped() ) - return FALSE; - else - return TRUE; + (this->*((wxEventFunction) (entry.m_fn)))(event); + + return !event.GetSkipped(); + } } - i++; } + return FALSE; } + void wxEvtHandler::Connect( int id, int lastId, - wxEventType eventType, + int eventType, wxObjectEventFunction 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_eventType = eventType; 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; @@ -788,6 +1044,39 @@ void wxEvtHandler::Connect( int id, int lastId, m_dynamicEvents->Append( (wxObject*) entry ); } +bool wxEvtHandler::Disconnect( int id, int lastId, wxEventType eventType, + wxObjectEventFunction func, + wxObject *userData ) +{ + if (!m_dynamicEvents) + return FALSE; + + wxNode *node = m_dynamicEvents->First(); + 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_id == id) && + ((entry->m_lastId == lastId) || (lastId == -1)) && + ((entry->m_eventType == eventType) || (eventType == wxEVT_NULL)) && + ((entry->m_fn == func) || (func == (wxObjectEventFunction)NULL)) && + ((entry->m_callbackUserData == userData) || (userData == (wxObject*)NULL))) + { + if (entry->m_callbackUserData) + delete entry->m_callbackUserData; + m_dynamicEvents->DeleteNode( node ); + delete entry; + return TRUE; + } + node = node->Next(); + } + return FALSE; +} + bool wxEvtHandler::SearchDynamicEventTable( wxEvent& event ) { wxCHECK_MSG( m_dynamicEvents, FALSE, @@ -798,7 +1087,11 @@ bool wxEvtHandler::SearchDynamicEventTable( wxEvent& event ) wxNode *node = m_dynamicEvents->First(); while (node) { - wxEventTableEntry *entry = (wxEventTableEntry*)node->Data(); +#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) {