centralized the handling of border styles; added borders support for wxListBox and...

[wxWidgets.git] / src / common / event.cpp

diff --git a/src/common/event.cpp b/src/common/event.cpp
index 93d17db76e4c89f8080c863a972119aad0fc4e93..a4f85d7d61a962a5de7843cb4f4eb4fadfddbb54 100644 (file)
--- a/src/common/event.cpp
+++ b/src/common/event.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        event.cpp
+// Name:        src/common/event.cpp

 // Purpose:     Event classes
 // Author:      Julian Smart
 // Modified by:
 // Purpose:     Event classes
 // Author:      Julian Smart
 // Modified by:


@@ -17,17 +17,6 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) && !defined(__EMX__)
-// Some older compilers (such as EMX) cannot handle
-// #pragma interface/implementation correctly, iff
-// #pragma implementation is used in _two_ translation
-// units (as created by e.g. event.cpp compiled for
-// libwx_base and event.cpp compiled for libwx_gui_core).
-// So we must not use those pragmas for those compilers in
-// such files.
-    #pragma implementation "event.h"
-#endif
-

 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 


@@ -36,7 +25,6 @@
 #endif
 
 #ifndef WX_PRECOMP
 #endif
 
 #ifndef WX_PRECOMP

-    #include "wx/defs.h"

     #include "wx/app.h"
     #include "wx/list.h"
 
     #include "wx/app.h"
     #include "wx/list.h"
 


@@ -44,6 +32,7 @@
         #include "wx/control.h"
         #include "wx/utils.h"
         #include "wx/dc.h"
         #include "wx/control.h"
         #include "wx/utils.h"
         #include "wx/dc.h"

+        #include "wx/textctrl.h"

     #endif // wxUSE_GUI
 #endif
 
     #endif // wxUSE_GUI
 #endif
 


@@ -120,7 +109,7 @@ wxEventHashTable wxEvtHandler::sm_eventHashTable(wxEvtHandler::sm_eventTable);
 const wxEventTableEntry wxEvtHandler::sm_eventTableEntries[] =
     { DECLARE_EVENT_TABLE_ENTRY(wxEVT_NULL, 0, 0, (wxObjectEventFunction)NULL, NULL) };
 
 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
 #ifdef __WXDEBUG__
 // Clear up event hash table contents or we can get problems
 // when C++ is cleaning up the static object


@@ -137,7 +126,7 @@ public:
 };
 IMPLEMENT_DYNAMIC_CLASS(wxEventTableEntryModule, wxModule)
 #endif
 };
 IMPLEMENT_DYNAMIC_CLASS(wxEventTableEntryModule, wxModule)
 #endif

-    
+

 // ----------------------------------------------------------------------------
 // global variables
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // global variables
 // ----------------------------------------------------------------------------


@@ -244,7 +233,7 @@ DEFINE_EVENT_TYPE(wxEVT_SCROLL_PAGEUP)
 DEFINE_EVENT_TYPE(wxEVT_SCROLL_PAGEDOWN)
 DEFINE_EVENT_TYPE(wxEVT_SCROLL_THUMBTRACK)
 DEFINE_EVENT_TYPE(wxEVT_SCROLL_THUMBRELEASE)
 DEFINE_EVENT_TYPE(wxEVT_SCROLL_PAGEDOWN)
 DEFINE_EVENT_TYPE(wxEVT_SCROLL_THUMBTRACK)
 DEFINE_EVENT_TYPE(wxEVT_SCROLL_THUMBRELEASE)

-DEFINE_EVENT_TYPE(wxEVT_SCROLL_ENDSCROLL)
+DEFINE_EVENT_TYPE(wxEVT_SCROLL_CHANGED)

 
 // Scroll events from wxWindow
 DEFINE_EVENT_TYPE(wxEVT_SCROLLWIN_TOP)
 
 // Scroll events from wxWindow
 DEFINE_EVENT_TYPE(wxEVT_SCROLLWIN_TOP)


@@ -264,6 +253,7 @@ DEFINE_EVENT_TYPE(wxEVT_MOVING)
 DEFINE_EVENT_TYPE(wxEVT_CLOSE_WINDOW)
 DEFINE_EVENT_TYPE(wxEVT_END_SESSION)
 DEFINE_EVENT_TYPE(wxEVT_QUERY_END_SESSION)
 DEFINE_EVENT_TYPE(wxEVT_CLOSE_WINDOW)
 DEFINE_EVENT_TYPE(wxEVT_END_SESSION)
 DEFINE_EVENT_TYPE(wxEVT_QUERY_END_SESSION)

+DEFINE_EVENT_TYPE(wxEVT_HIBERNATE)

 DEFINE_EVENT_TYPE(wxEVT_ACTIVATE_APP)
 DEFINE_EVENT_TYPE(wxEVT_POWER)
 DEFINE_EVENT_TYPE(wxEVT_ACTIVATE)
 DEFINE_EVENT_TYPE(wxEVT_ACTIVATE_APP)
 DEFINE_EVENT_TYPE(wxEVT_POWER)
 DEFINE_EVENT_TYPE(wxEVT_ACTIVATE)


@@ -380,8 +370,16 @@ 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)
 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;
 {
     m_clientData = (char *) NULL;
     m_clientObject = (wxClientData *) NULL;


@@ -393,6 +391,26 @@ wxCommandEvent::wxCommandEvent(wxEventType commandType, int theId)
     m_propagationLevel = wxEVENT_PROPAGATE_MAX;
 }
 
     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
  */
 /*
  * UI update events
  */


@@ -417,23 +435,23 @@ bool wxUpdateUIEvent::CanUpdate(wxWindowBase *win)
 
     if (sm_updateInterval == -1)
         return false;
 
     if (sm_updateInterval == -1)
         return false;

-    else if (sm_updateInterval == 0)
+
+    if (sm_updateInterval == 0)

         return true;
         return true;

-    else
-    {
+

 #if wxUSE_STOPWATCH && wxUSE_LONGLONG
 #if wxUSE_STOPWATCH && wxUSE_LONGLONG

-        wxLongLong now = wxGetLocalTimeMillis();
-        if (now > (sm_lastUpdate + sm_updateInterval))
-        {
-            return true;
-        }
-#else
-        // If we don't have wxStopWatch or wxLongLong, we
-        // should err on the safe side and update now anyway.
+    wxLongLong now = wxGetLocalTimeMillis();
+    if (now > (sm_lastUpdate + sm_updateInterval))
+    {

         return true;
         return true;

-#endif

     }
     }

+

     return false;
     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
 }
 
 // Reset the update time to provide a delay until the next


@@ -718,10 +736,12 @@ wxKeyEvent::wxKeyEvent(const wxKeyEvent& evt)
 #endif
 }
 
 #endif
 }
 

+#if WXWIN_COMPATIBILITY_2_6

 long wxKeyEvent::KeyCode() const
 {
     return m_keyCode;
 }
 long wxKeyEvent::KeyCode() const
 {
     return m_keyCode;
 }

+#endif // WXWIN_COMPATIBILITY_2_6

 
 wxWindowCreateEvent::wxWindowCreateEvent(wxWindow *win)
 {
 
 wxWindowCreateEvent::wxWindowCreateEvent(wxWindow *win)
 {


@@ -759,7 +779,7 @@ wxEventHashTable::wxEventHashTable(const wxEventTable &table)
                   m_rebuildHash(true)
 {
     AllocEventTypeTable(EVENT_TYPE_TABLE_INIT_SIZE);
                   m_rebuildHash(true)
 {
     AllocEventTypeTable(EVENT_TYPE_TABLE_INIT_SIZE);

-    
+

     m_next = sm_first;
     if (m_next)
         m_next->m_previous = this;
     m_next = sm_first;
     if (m_next)
         m_next->m_previous = this;


@@ -774,7 +794,7 @@ wxEventHashTable::~wxEventHashTable()
         m_previous->m_next = m_next;
     if (sm_first == this)
         sm_first = m_next;
         m_previous->m_next = m_next;
     if (sm_first == this)
         sm_first = m_next;

-    
+

     Clear();
 }
 
     Clear();
 }
 


@@ -817,9 +837,9 @@ bool wxEventHashTable::HandleEvent(wxEvent &event, wxEvtHandler *self)
         InitHashTable();
         m_rebuildHash = false;
     }
         InitHashTable();
         m_rebuildHash = false;
     }

-    
+

     if (!m_eventTypeTable)
     if (!m_eventTypeTable)

-        return FALSE;
+        return false;

 
     // Find all entries for the given event type.
     wxEventType eventType = event.GetEventType();
 
     // Find all entries for the given event type.
     wxEventType eventType = event.GetEventType();


@@ -881,7 +901,7 @@ void wxEventHashTable::AddEntry(const wxEventTableEntry &entry)
     // This might happen 'accidentally' as the app is exiting
     if (!m_eventTypeTable)
         return;
     // 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;
 
     EventTypeTablePointer *peTTnode = &m_eventTypeTable[entry.m_eventType % m_size];
     EventTypeTablePointer  eTTnode = *peTTnode;
 


@@ -1004,6 +1024,8 @@ wxEvtHandler::~wxEvtHandler()
         delete m_dynamicEvents;
     };
 
         delete m_dynamicEvents;
     };
 

+    if (m_pendingEvents)
+        m_pendingEvents->DeleteContents(true);

     delete m_pendingEvents;
 
 #if wxUSE_THREADS
     delete m_pendingEvents;
 
 #if wxUSE_THREADS


@@ -1014,8 +1036,10 @@ wxEvtHandler::~wxEvtHandler()
     // Remove us from wxPendingEvents if necessary.
     if(wxPendingEventsLocker)
         wxENTER_CRIT_SECT(*wxPendingEventsLocker);
     // Remove us from wxPendingEvents if necessary.
     if(wxPendingEventsLocker)
         wxENTER_CRIT_SECT(*wxPendingEventsLocker);

-    if ( wxPendingEvents ) {
-        wxPendingEvents->DeleteObject(this);
+    if ( wxPendingEvents )
+    {
+        // Delete all occurences of this from the list of pending events
+        while (wxPendingEvents->DeleteObject(this)) { } // Do nothing

     }
     if(wxPendingEventsLocker)
         wxLEAVE_CRIT_SECT(*wxPendingEventsLocker);
     }
     if(wxPendingEventsLocker)
         wxLEAVE_CRIT_SECT(*wxPendingEventsLocker);


@@ -1045,7 +1069,7 @@ void wxEvtHandler::ClearEventLocker()
     delete m_eventsLocker;
     m_eventsLocker = NULL;
 #endif
     delete m_eventsLocker;
     m_eventsLocker = NULL;
 #endif

-};
+}

 
 #endif // wxUSE_THREADS
 
 
 #endif // wxUSE_THREADS
 


@@ -1060,22 +1084,14 @@ void wxEvtHandler::AddPendingEvent(wxEvent& event)
     wxCHECK_RET( eventCopy,
                  _T("events of this type aren't supposed to be posted") );
 
     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
+    wxENTER_CRIT_SECT( Lock() );

 
     if ( !m_pendingEvents )
       m_pendingEvents = new wxList;
 
     m_pendingEvents->Append(eventCopy);
 
 
     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
+    wxLEAVE_CRIT_SECT( Lock() );

 
     // 2) Add this event handler to list of event handlers that
     //    have pending events.
 
     // 2) Add this event handler to list of event handlers that
     //    have pending events.


@@ -1088,7 +1104,7 @@ void wxEvtHandler::AddPendingEvent(wxEvent& event)
 
     wxLEAVE_CRIT_SECT(*wxPendingEventsLocker);
 
 
     wxLEAVE_CRIT_SECT(*wxPendingEventsLocker);
 

-    // 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();
 }
     //    and that these should be processed in idle time.
     wxWakeUpIdle();
 }


@@ -1100,41 +1116,36 @@ void wxEvtHandler::ProcessPendingEvents()
     wxCHECK_RET( m_pendingEvents,
                  wxT("Please call wxApp::ProcessPendingEvents() instead") );
 
     wxCHECK_RET( m_pendingEvents,
                  wxT("Please call wxApp::ProcessPendingEvents() instead") );
 

-#if defined(__VISAGECPP__)
-    wxENTER_CRIT_SECT( m_eventsLocker);
-#else
-    wxENTER_CRIT_SECT( *m_eventsLocker);
-#endif
+    wxENTER_CRIT_SECT( Lock() );

 
 

-    wxList::compatibility_iterator node = m_pendingEvents->GetFirst();
-    while ( node )
+    // we leave the loop once we have processed all events that were present at
+    // the start of ProcessPendingEvents because otherwise we could get into
+    // infinite loop if the pending event handler execution resulted in another
+    // event being posted
+    size_t n = m_pendingEvents->size();
+    for ( wxList::compatibility_iterator node = m_pendingEvents->GetFirst();
+          node;
+          node = m_pendingEvents->GetFirst() )

     {
         wxEvent *event = (wxEvent *)node->GetData();
     {
         wxEvent *event = (wxEvent *)node->GetData();

+
+        // 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);
 
         m_pendingEvents->Erase(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
+        wxLEAVE_CRIT_SECT( Lock() );
+

         ProcessEvent(*event);
         delete event;
         ProcessEvent(*event);
         delete event;

-#if defined(__VISAGECPP__)
-        wxENTER_CRIT_SECT( m_eventsLocker);
-#else
-        wxENTER_CRIT_SECT( *m_eventsLocker);
-#endif

 
 

-        node = m_pendingEvents->GetFirst();
+        wxENTER_CRIT_SECT( Lock() );
+
+        if ( --n == 0 )
+            break;

     }
 
     }
 

-#if defined(__VISAGECPP__)
-    wxLEAVE_CRIT_SECT( m_eventsLocker);
-#else
-    wxLEAVE_CRIT_SECT( *m_eventsLocker);
-#endif
+    wxLEAVE_CRIT_SECT( Lock() );

 }
 
 /*
 }
 
 /*


@@ -1152,9 +1163,9 @@ wxEvtHandler::ProcessEventIfMatches(const wxEventTableEntryBase& entry,
     // 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
     // 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 == -1) ||
-        (tableId2 == -1 && tableId1 == event.GetId()) ||
-        (tableId2 != -1 &&
+    if ((tableId1 == wxID_ANY) ||
+        (tableId2 == wxID_ANY && tableId1 == event.GetId()) ||
+        (tableId2 != wxID_ANY &&

          (event.GetId() >= tableId1 && event.GetId() <= tableId2)))
     {
         event.Skip(false);
          (event.GetId() >= tableId1 && event.GetId() <= tableId2)))
     {
         event.Skip(false);


@@ -1304,7 +1315,7 @@ bool wxEvtHandler::Disconnect( int id, int lastId, wxEventType eventType,
 #endif // WXWIN_COMPATIBILITY_EVENT_TYPES/!WXWIN_COMPATIBILITY_EVENT_TYPES
 
         if ((entry->m_id == id) &&
 #endif // WXWIN_COMPATIBILITY_EVENT_TYPES/!WXWIN_COMPATIBILITY_EVENT_TYPES
 
         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_eventSink == eventSink) || (eventSink == (wxEvtHandler*)NULL)) &&
             ((entry->m_eventType == eventType) || (eventType == wxEVT_NULL)) &&
             ((entry->m_fn == func) || (func == (wxObjectEventFunction)NULL)) &&
             ((entry->m_eventSink == eventSink) || (eventSink == (wxEvtHandler*)NULL)) &&


@@ -1335,7 +1346,11 @@ bool wxEvtHandler::SearchDynamicEventTable( wxEvent& event )
         wxDynamicEventTableEntry *entry = (wxDynamicEventTableEntry*)node->GetData();
 #endif // WXWIN_COMPATIBILITY_EVENT_TYPES/!WXWIN_COMPATIBILITY_EVENT_TYPES
 
         wxDynamicEventTableEntry *entry = (wxDynamicEventTableEntry*)node->GetData();
 #endif // WXWIN_COMPATIBILITY_EVENT_TYPES/!WXWIN_COMPATIBILITY_EVENT_TYPES
 

-        if ((event.m_eventType == entry->m_eventType) && (entry->m_fn != 0))
+        // get next node before (maybe) calling the event handler as it could
+        // call Disconnect() invalidating the current node
+        node = node->GetNext();
+
+        if ((event.GetEventType() == entry->m_eventType) && (entry->m_fn != 0))

         {
             wxEvtHandler *handler =
 #if !WXWIN_COMPATIBILITY_EVENT_TYPES
         {
             wxEvtHandler *handler =
 #if !WXWIN_COMPATIBILITY_EVENT_TYPES


@@ -1349,12 +1364,10 @@ bool wxEvtHandler::SearchDynamicEventTable( wxEvent& event )
                 return true;
             }
         }
                 return true;
             }
         }

-
-        node = node->GetNext();

     }
 
     return false;
     }
 
     return false;

-};
+}

 
 void wxEvtHandler::DoSetClientObject( wxClientData *data )
 {
 
 void wxEvtHandler::DoSetClientObject( wxClientData *data )
 {