Fix wxWindowDisabler compilation in wxOSX

Remove the duplicated version of the code in wxOSX sources which wasn't
updated in the parent commit.

include/wx/utils.h

@@ -731,7 +731,10 @@ private:
     void DoDisable(wxWindow *winToSkip = NULL);
 
 #if defined(__WXOSX__) && wxOSX_USE_COCOA
-    wxEventLoop* m_modalEventLoop;
+    void AfterDisable(wxWindow* winToSkip);
+    void BeforeEnable();
+
+    wxEventLoop* m_modalEventLoop = NULL;
 #endif
     wxVector<wxWindow*> m_winDisabled;
     bool m_disabled;

src/common/utilscmn.cpp

@@ -1507,12 +1507,6 @@ void wxEnableTopLevelWindows(bool enable)
         node->GetData()->Enable(enable);
 }
 
-#if defined(__WXOSX__) && wxOSX_USE_COCOA
-
-// defined in evtloop.mm
-
-#else
-
 wxWindowDisabler::wxWindowDisabler(bool disable)
 {
     m_disabled = disable;
@@ -1547,6 +1541,10 @@ void wxWindowDisabler::DoDisable(wxWindow *winToSkip)
             m_winDisabled.push_back(winTop);
         }
     }
+
+#if defined(__WXOSX__) && wxOSX_USE_COCOA
+    AfterDisable(winToSkip);
+#endif
 }
 
 wxWindowDisabler::~wxWindowDisabler()
@@ -1554,6 +1552,10 @@ wxWindowDisabler::~wxWindowDisabler()
     if ( !m_disabled )
         return;
 
+#if defined(__WXOSX__) && wxOSX_USE_COCOA
+    BeforeEnable();
+#endif
+
     wxWindowList::compatibility_iterator node;
     for ( node = wxTopLevelWindows.GetFirst(); node; node = node->GetNext() )
     {
@@ -1566,8 +1568,6 @@ wxWindowDisabler::~wxWindowDisabler()
     }
 }
 
-#endif
-
 // Yield to other apps/messages and disable user input to all windows except
 // the given one
 bool wxSafeYield(wxWindow *win, bool onlyIfNeeded)

src/osx/cocoa/evtloop.mm

@@ -558,72 +558,15 @@ void wxGUIEventLoop::EndModalSession()
 // 
 //
 
-wxWindowDisabler::wxWindowDisabler(bool disable)
+void wxWindowDisabler::AfterDisable(wxWindow* winToSkip)
 {
-    m_modalEventLoop = NULL;
-    m_disabled = disable;
-    if ( disable )
-        DoDisable();
-}
-
-wxWindowDisabler::wxWindowDisabler(wxWindow *winToSkip)
-{
-    m_disabled = true;
-    DoDisable(winToSkip);
-}
-
-void wxWindowDisabler::DoDisable(wxWindow *winToSkip)
-{    
-    // remember the top level windows which were already disabled, so that we
-    // don't reenable them later
-    m_winDisabled = NULL;
-    
-    wxWindowList::compatibility_iterator node;
-    for ( node = wxTopLevelWindows.GetFirst(); node; node = node->GetNext() )
-    {
-        wxWindow *winTop = node->GetData();
-        if ( winTop == winToSkip )
-            continue;
-        
-        // we don't need to disable the hidden or already disabled windows
-        if ( winTop->IsEnabled() && winTop->IsShown() )
-        {
-            winTop->Disable();
-        }
-        else
-        {
-            if ( !m_winDisabled )
-            {
-                m_winDisabled = new wxWindowList;
-            }
-            
-            m_winDisabled->Append(winTop);
-        }
-    }
-    
     m_modalEventLoop = (wxEventLoop*)wxEventLoopBase::GetActive();
     if (m_modalEventLoop)
         m_modalEventLoop->BeginModalSession(winToSkip);
 }
 
-wxWindowDisabler::~wxWindowDisabler()
+void wxWindowDisabler::BeforeEnable()
 {
-    if ( !m_disabled )
-        return;
-    
     if (m_modalEventLoop)
         m_modalEventLoop->EndModalSession();
-    
-    wxWindowList::compatibility_iterator node;
-    for ( node = wxTopLevelWindows.GetFirst(); node; node = node->GetNext() )
-    {
-        wxWindow *winTop = node->GetData();
-        if ( !m_winDisabled || !m_winDisabled->Find(winTop) )
-        {
-            winTop->Enable();
-        }
-        //else: had been already disabled, don't reenable
-    }
-    
-    delete m_winDisabled;
 }