added wxObject::AllocExclusive() and associated methods

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

diff --git a/src/common/wincmn.cpp b/src/common/wincmn.cpp
index a72ede3d9ffe098f0ace7bcfaf5680c84f435e1f..89f902063e3d8f6644a11524558fc020ac40f690 100644 (file)
--- a/src/common/wincmn.cpp
+++ b/src/common/wincmn.cpp
@@ -214,6 +214,8 @@ bool wxWindowBase::CreateBase(wxWindowBase *parent,
 // common clean up
 wxWindowBase::~wxWindowBase()
 {
 // common clean up
 wxWindowBase::~wxWindowBase()
 {

+    wxASSERT_MSG( GetCapture() != this, wxT("attempt to destroy window with mouse capture") );
+

     // FIXME if these 2 cases result from programming errors in the user code
     //       we should probably assert here instead of silently fixing them
 
     // FIXME if these 2 cases result from programming errors in the user code
     //       we should probably assert here instead of silently fixing them
 


@@ -631,6 +633,41 @@ wxEvtHandler *wxWindowBase::PopEventHandler(bool deleteHandler)
     return handlerA;
 }
 
     return handlerA;
 }
 

+bool wxWindowBase::RemoveEventHandler(wxEvtHandler *handler)
+{
+    wxCHECK_MSG( handler, FALSE, _T("RemoveEventHandler(NULL) called") );
+
+    wxEvtHandler *handlerPrev = NULL,
+                 *handlerCur = GetEventHandler();
+    while ( handlerCur )
+    {
+        wxEvtHandler *handlerNext = handlerCur->GetNextHandler();
+
+        if ( handlerCur == handler )
+        {
+            if ( handlerPrev )
+            {
+                handlerPrev->SetNextHandler(handlerNext);
+            }
+            else
+            {
+                SetEventHandler(handlerNext);
+            }
+
+            handler->SetNextHandler(NULL);
+
+            return TRUE;
+        }
+
+        handlerPrev = handlerCur;
+        handlerCur = handlerNext;
+    }
+
+    wxFAIL_MSG( _T("where has the event handler gone?") );
+
+    return FALSE;
+}
+

 // ----------------------------------------------------------------------------
 // cursors, fonts &c
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // cursors, fonts &c
 // ----------------------------------------------------------------------------


@@ -1511,6 +1548,11 @@ void wxWindowBase::OnMiddleClick( wxMouseEvent& event )
     {
         // don't translate these strings
         wxString port;
     {
         // don't translate these strings
         wxString port;

+
+#ifdef __WXUNIVERSAL__
+        port = _T("Univ/");
+#endif // __WXUNIVERSAL__
+

         switch ( wxGetOsVersion() )
         {
             case wxMOTIF_X:     port = _T("Motif"); break;
         switch ( wxGetOsVersion() )
         {
             case wxMOTIF_X:     port = _T("Motif"); break;


@@ -1538,7 +1580,7 @@ void wxWindowBase::OnMiddleClick( wxMouseEvent& event )
 
         wxMessageBox(wxString::Format(
                                       _T(
 
         wxMessageBox(wxString::Format(
                                       _T(

-                                        "       wxWindows Library (%s port)\nVersion %u.%u.%u%s, compiled at %s %s\n   Copyright (c) 1995-2001 wxWindows team"
+                                        "       wxWindows Library (%s port)\nVersion %u.%u.%u%s, compiled at %s %s\n   Copyright (c) 1995-2002 wxWindows team"

                                         ),
                                       port.c_str(),
                                       wxMAJOR_VERSION,
                                         ),
                                       port.c_str(),
                                       wxMAJOR_VERSION,


@@ -1620,12 +1662,12 @@ struct WXDLLEXPORT wxWindowNext
 {
     wxWindow *win;
     wxWindowNext *next;
 {
     wxWindow *win;
     wxWindowNext *next;

-} *wxWindow::ms_winCaptureNext = NULL;
+} *wxWindowBase::ms_winCaptureNext = NULL;

 
 void wxWindowBase::CaptureMouse()
 {
     wxLogTrace(_T("mousecapture"), _T("CaptureMouse(0x%08x)"), this);
 
 void wxWindowBase::CaptureMouse()
 {
     wxLogTrace(_T("mousecapture"), _T("CaptureMouse(0x%08x)"), this);

-
+    

     wxWindow *winOld = GetCapture();
     if ( winOld )
     {
     wxWindow *winOld = GetCapture();
     if ( winOld )
     {


@@ -1642,6 +1684,10 @@ void wxWindowBase::CaptureMouse()
 
 void wxWindowBase::ReleaseMouse()
 {
 
 void wxWindowBase::ReleaseMouse()
 {

+    wxLogTrace(_T("mousecapture"), _T("ReleaseMouse(0x%08x)"), this);
+
+    wxASSERT_MSG( GetCapture() == this, wxT("attempt to release mouse, but this window hasn't captured it") )
+

     DoReleaseMouse();
 
     if ( ms_winCaptureNext )
     DoReleaseMouse();
 
     if ( ms_winCaptureNext )