X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/63e819f2981585279fe8a06629f69b7002eee9dc..69659fd770f615210efac4b4fa741b3ad6223616:/src/common/event.cpp diff --git a/src/common/event.cpp b/src/common/event.cpp index 5e40721437..d0c22a72d1 100644 --- a/src/common/event.cpp +++ b/src/common/event.cpp @@ -31,6 +31,7 @@ #include "wx/app.h" #include "wx/utils.h" #include "wx/stopwatch.h" + #include "wx/module.h" #if wxUSE_GUI #include "wx/control.h" @@ -40,8 +41,6 @@ #endif // wxUSE_GUI #endif -#include "wx/module.h" - // ---------------------------------------------------------------------------- // wxWin macros // ---------------------------------------------------------------------------- @@ -49,10 +48,10 @@ #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) @@ -108,22 +107,26 @@ const wxEventTableEntry wxEvtHandler::sm_eventTableEntries[] = { DECLARE_EVENT_TABLE_ENTRY(wxEVT_NULL, 0, 0, (wxObjectEventFunction)NULL, NULL) }; -#ifdef __WXDEBUG__ -// Clear up event hash table contents or we can get problems -// when C++ is cleaning up the static object +// 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 { -DECLARE_DYNAMIC_CLASS(wxEventTableEntryModule) public: - wxEventTableEntryModule() {} - bool OnInit() { return true; } - void OnExit() - { - wxEventHashTable::ClearAll(); - } + wxEventTableEntryModule() { } + virtual bool OnInit() { return true; } + virtual void OnExit() { wxEventHashTable::ClearAll(); } + + DECLARE_DYNAMIC_CLASS(wxEventTableEntryModule) }; + IMPLEMENT_DYNAMIC_CLASS(wxEventTableEntryModule, wxModule) -#endif + +#endif // __WXDEBUG__ && wxUSE_MEMORY_TRACING // ---------------------------------------------------------------------------- // global variables @@ -148,6 +151,7 @@ const wxEventType wxEVT_USER_FIRST = wxEVT_FIRST + 2000; DEFINE_EVENT_TYPE(wxEVT_NULL) DEFINE_EVENT_TYPE(wxEVT_IDLE) DEFINE_EVENT_TYPE(wxEVT_SOCKET) +DEFINE_EVENT_TYPE(wxEVT_TIMER) #endif // !WXWIN_COMPATIBILITY_EVENT_TYPES @@ -173,9 +177,7 @@ 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_TIMER) +DEFINE_EVENT_TYPE(wxEVT_COMMAND_TOOL_DROPDOWN_CLICKED) // Mouse event types DEFINE_EVENT_TYPE(wxEVT_LEFT_DOWN) @@ -311,6 +313,8 @@ DEFINE_EVENT_TYPE(wxEVT_DETAILED_HELP) #if wxUSE_BASE +wxIdleMode wxIdleEvent::sm_idleMode = wxIDLE_PROCESS_ALL; + // ============================================================================ // implementation // ============================================================================ @@ -353,7 +357,7 @@ wxEvent::wxEvent(int theId, wxEventType commandType ) } wxEvent::wxEvent(const wxEvent &src) - : wxObject() + : wxObject(src) , m_eventObject(src.m_eventObject) , m_eventType(src.m_eventType) , m_timeStamp(src.m_timeStamp) @@ -381,9 +385,6 @@ wxEvent::wxEvent(const wxEvent &src) wxCommandEvent::wxCommandEvent(wxEventType commandType, int theId) : wxEvent(theId, commandType) -#if WXWIN_COMPATIBILITY_2_4 - , m_commandString(this) -#endif { m_clientData = (char *) NULL; m_clientObject = (wxClientData *) NULL; @@ -474,25 +475,6 @@ void wxUpdateUIEvent::ResetUpdateTime() #endif } -/* - * Idle events - */ - -wxIdleMode wxIdleEvent::sm_idleMode = wxIDLE_PROCESS_ALL; - -// Can we send an idle event? -bool wxIdleEvent::CanSend(wxWindow* win) -{ - // Don't update if we've switched global updating off - // and this window doesn't support updates. - if (win && - (GetMode() == wxIDLE_PROCESS_SPECIFIED && - ((win->GetExtraStyle() & wxWS_EX_PROCESS_IDLE) == 0))) - return false; - - return true; -} - /* * Scroll events */ @@ -540,6 +522,7 @@ wxMouseEvent::wxMouseEvent(wxEventType commandType) m_wheelRotation = 0; m_wheelDelta = 0; m_linesPerAction = 0; + m_wheelAxis = 0; } void wxMouseEvent::Assign(const wxMouseEvent& event) @@ -561,6 +544,7 @@ void wxMouseEvent::Assign(const wxMouseEvent& event) 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 @@ -821,25 +805,20 @@ wxEventHashTable::~wxEventHashTable() void wxEventHashTable::Clear() { - size_t i; - for(i = 0; i < m_size; i++) + for ( size_t i = 0; i < m_size; i++ ) { EventTypeTablePointer eTTnode = m_eventTypeTable[i]; - if (eTTnode) - { - delete eTTnode; - } + delete eTTnode; } - // Necessary in order to not invoke the - // overloaded delete operator when statics are cleaned up - if (m_eventTypeTable) - delete[] m_eventTypeTable; - + delete[] m_eventTypeTable; m_eventTypeTable = NULL; + m_size = 0; } +#if defined(__WXDEBUG__) && wxUSE_MEMORY_TRACING + // Clear all tables void wxEventHashTable::ClearAll() { @@ -851,6 +830,8 @@ void wxEventHashTable::ClearAll() } } +#endif // __WXDEBUG__ && wxUSE_MEMORY_TRACING + bool wxEventHashTable::HandleEvent(wxEvent &event, wxEvtHandler *self) { if (m_rebuildHash) @@ -1012,6 +993,7 @@ wxEvtHandler::wxEvtHandler() m_eventsLocker = new wxCriticalSection; # endif #endif + // no client data (yet) m_clientData = NULL; m_clientDataType = wxClientData_None; @@ -1028,9 +1010,10 @@ wxEvtHandler::~wxEvtHandler() if (m_dynamicEvents) { - wxList::iterator it = m_dynamicEvents->begin(), - en = m_dynamicEvents->end(); - for (;it != en; ++it) + for ( wxList::iterator it = m_dynamicEvents->begin(), + end = m_dynamicEvents->end(); + it != end; + ++it ) { #if WXWIN_COMPATIBILITY_EVENT_TYPES wxEventTableEntry *entry = (wxEventTableEntry*)*it; @@ -1073,7 +1056,7 @@ wxEvtHandler::~wxEvtHandler() #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(), @@ -1094,7 +1077,7 @@ void wxEvtHandler::ClearEventLocker() #endif // wxUSE_THREADS -void wxEvtHandler::AddPendingEvent(wxEvent& event) +void wxEvtHandler::AddPendingEvent(const wxEvent& event) { // 1) Add event to list of pending events of this event handler @@ -1132,11 +1115,11 @@ void wxEvtHandler::AddPendingEvent(wxEvent& event) void wxEvtHandler::ProcessPendingEvents() { - // this method is only called by wxApp if this handler does have pending - // events + // this method is only called by wxApp if this handler does have + // pending events wxCHECK_RET( m_pendingEvents, wxT("Please call wxApp::ProcessPendingEvents() instead") ); - + wxENTER_CRIT_SECT( Lock() ); // we leave the loop once we have processed all events that were present at @@ -1153,11 +1136,13 @@ void wxEvtHandler::ProcessPendingEvents() // It's importan 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); wxLEAVE_CRIT_SECT( Lock() ); ProcessEvent(*event); + delete event; wxENTER_CRIT_SECT( Lock() ); @@ -1267,8 +1252,10 @@ bool wxEvtHandler::ProcessEvent(wxEvent& event) // Try going down the event handler chain if ( GetNextHandler() ) { - if ( GetNextHandler()->ProcessEvent(event) ) - return true; + // notice that we shouldn't let the parent have the event even if the + // next handler does not process it because it will have already passed + // it to the parent in this case + return GetNextHandler()->ProcessEvent(event); } // Finally propagate the event upwards the window chain and/or to the @@ -1458,4 +1445,38 @@ wxWindow* wxFindFocusDescendant(wxWindow* ancestor) 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