use logical operator &&, not bitwise &; indentation fix

[wxWidgets.git] / src / cocoa / app.mm

diff --git a/src/cocoa/app.mm b/src/cocoa/app.mm
index 8532a12f941933b42343f14907fd109d22438faa..0ac5bca28e2cbb756468c7b14be3a1723f813ca7 100644 (file)
--- a/src/cocoa/app.mm
+++ b/src/cocoa/app.mm
@@ -1,251 +1,146 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        cocoa/app.mm
+// Name:        src/cocoa/app.mm

 // Purpose:     wxApp
 // Author:      David Elliott
 // Modified by:
 // Created:     2002/11/27
 // Purpose:     wxApp
 // Author:      David Elliott
 // Modified by:
 // Created:     2002/11/27

-// RCS-ID:      $Id:
+// RCS-ID:      $Id$

 // Copyright:   (c) David Elliott
 // Copyright:   (c) David Elliott

-// Licence:     wxWindows license
+//              Software 2000 Ltd.
+// Licence:     wxWidgets licence

 /////////////////////////////////////////////////////////////////////////////
 
 /////////////////////////////////////////////////////////////////////////////
 

-// ============================================================================
-// declarations
-// ============================================================================
+#include "wx/wxprec.h"

 
 

-// ----------------------------------------------------------------------------
-// headers
-// ----------------------------------------------------------------------------
+#include "wx/app.h"

 
 

-#include "wx/wxprec.h"

 #ifndef WX_PRECOMP
 #ifndef WX_PRECOMP

-    #include "wx/defs.h"
-    #include "wx/app.h"
-    #include "wx/frame.h"
-    #include "wx/dialog.h"

     #include "wx/dc.h"
     #include "wx/intl.h"
     #include "wx/log.h"
     #include "wx/dc.h"
     #include "wx/intl.h"
     #include "wx/log.h"

+    #include "wx/module.h"

 #endif
 
 #endif
 

-#include "wx/module.h"
-
-#include "wx/cocoa/ObjcPose.h"
-
-#if wxUSE_WX_RESOURCES
-#  include "wx/resource.h"
-#endif
+#include "wx/cocoa/ObjcRef.h"
+#include "wx/cocoa/autorelease.h"
+#include "wx/cocoa/mbarman.h"
+#include "wx/cocoa/NSApplication.h"

 
 #import <AppKit/NSApplication.h>
 #import <Foundation/NSRunLoop.h>
 
 #import <AppKit/NSApplication.h>
 #import <Foundation/NSRunLoop.h>

-#import <Foundation/NSArray.h>
+#import <Foundation/NSThread.h>
+#import <AppKit/NSEvent.h>
+#import <Foundation/NSString.h>
+#import <Foundation/NSNotification.h>
+#import <AppKit/NSCell.h>

 
 

-// ----------------------------------------------------------------------------
-// globals
-// ----------------------------------------------------------------------------
+bool      wxApp::sm_isEmbedded = false; // Normally we're not a plugin

 
 

-wxPoseAsInitializer *wxPoseAsInitializer::sm_first = NULL;
+// wxNSApplicationObserver singleton.
+static wxObjcAutoRefFromAlloc<wxNSApplicationObserver*> sg_cocoaAppObserver = [[WX_GET_OBJC_CLASS(wxNSApplicationObserver) alloc] init];

 
 

-@interface wxPoserNSApplication : NSApplication
-{
-}
+// ========================================================================
+// wxNSApplicationDelegate
+// ========================================================================
+@implementation wxNSApplicationDelegate : NSObject

 
 

-- (void)doIdle: (id)data;
-- (void)finishLaunching;
-- (void)sendEvent: (NSEvent*)anEvent;
-- (BOOL)applicationShouldTerminateAfterLastWindowClosed:(NSApplication *)theApplication;
-@end // wxPoserNSApplication
-
-@implementation wxPoserNSApplication : NSApplication
-
-- (void)doIdle: (id)data
+// NOTE: Terminate means that the event loop does NOT return and thus
+// cleanup code doesn't properly execute.  Furthermore, wxWidgets has its
+// own exit on frame delete mechanism.
+- (BOOL)applicationShouldTerminateAfterLastWindowClosed:(NSApplication *)theApplication

 {
 {

-    wxASSERT(wxTheApp);
-    wxLogDebug("doIdle called");
-    NSRunLoop *rl = [NSRunLoop currentRunLoop];
-    // runMode: beforeDate returns YES if something was done
-    while(wxTheApp->ProcessIdle()) // FIXME: AND NO EVENTS ARE PENDING
-    {
-        wxLogDebug("Looping for idle events");
-        #if 1
-        if( [rl runMode:[rl currentMode] beforeDate:[NSDate distantPast]])
-        {
-            wxLogDebug("Found actual work to do");
-            break;
-        }
-        #endif
-    }
-    wxLogDebug("Idle processing complete, requesting next idle event");
-    // Add ourself back into the run loop (on next event) if necessary
-    wxTheApp->CocoaRequestIdle();
+    return NO;

 }
 
 }
 

-- (void)finishLaunching
-{
-    wxLogDebug("finishLaunching");
-    bool initsuccess = wxTheApp->OnInit();
-    if(!initsuccess)
-        [super stop: NULL];
+@end // implementation wxNSApplicationDelegate : NSObject
+WX_IMPLEMENT_GET_OBJC_CLASS(wxNSApplicationDelegate,NSObject)

 
 

-    [super finishLaunching];
-}
+// ========================================================================
+// wxNSApplicationObserver
+// ========================================================================
+@implementation wxNSApplicationObserver : NSObject

 
 

-- (void)sendEvent: (NSEvent*)anEvent
+- (void)applicationWillBecomeActive:(NSNotification *)notification

 {
 {

-    wxLogDebug("SendEvent");
-    wxTheApp->CocoaInstallRequestedIdleHandler();
-    [super sendEvent: anEvent];
+    wxTheApp->CocoaDelegate_applicationWillBecomeActive();

 }
 
 }
 

-- (BOOL)applicationShouldTerminateAfterLastWindowClosed:(NSApplication *)theApplication
+- (void)applicationDidBecomeActive:(NSNotification *)notification

 {
 {

-    BOOL ret = wxTheApp->GetExitOnFrameDelete();
-    wxLogDebug("applicationShouldTermintaeAfterLastWindowClosed=%d",ret);
-    return ret;
+    wxTheApp->CocoaDelegate_applicationDidBecomeActive();

 }
 
 }
 

-@end // wxPoserNSApplication
-WX_IMPLEMENT_POSER(wxPoserNSApplication);
-
-// ============================================================================
-// functions
-// ============================================================================
-
-//----------------------------------------------------------------------
-// wxEntry
-//----------------------------------------------------------------------
-
-int WXDLLEXPORT wxEntryStart( int WXUNUSED(argc), char *WXUNUSED(argv)[] )
+- (void)applicationWillResignActive:(NSNotification *)notification

 {
 {

-    return wxApp::Initialize();
+    wxTheApp->CocoaDelegate_applicationWillResignActive();

 }
 
 }
 

-int WXDLLEXPORT wxEntryInitGui()
+- (void)applicationDidResignActive:(NSNotification *)notification

 {
 {

-    return wxTheApp->OnInitGui();
+    wxTheApp->CocoaDelegate_applicationDidResignActive();

 }
 
 }
 

-void WXDLLEXPORT wxEntryCleanup()
+- (void)applicationWillUpdate:(NSNotification *)notification;

 {
 {

-    wxApp::CleanUp();
+    wxTheApp->CocoaDelegate_applicationWillUpdate();

 }
 
 }
 

-int wxEntry( int argc, char *argv[])
+- (void)controlTintChanged:(NSNotification *)notification

 {
 {

-    if (!wxEntryStart(argc, argv)) {
-        return 0;
-    }
-    wxLogDebug("Creating application");
-   // create the application object or ensure that one already exists
-    if (!wxTheApp)
-    {
-        // The app may have declared a global application object, but we recommend
-        // the IMPLEMENT_APP macro is used instead, which sets an initializer
-        // function for delayed, dynamic app object construction.
-        wxCHECK_MSG( wxApp::GetInitializerFunction(), 0,
-                     wxT("No initializer - use IMPLEMENT_APP macro.") );
-
-        wxTheApp = (wxApp*) (*wxApp::GetInitializerFunction()) ();
-    }
-
-    wxCHECK_MSG( wxTheApp, 0, wxT("You have to define an instance of wxApp!") );
-
-    // Mac OS X passes a process serial number command line argument when
-    // the application is launched from the Finder. This argument must be
-    // removed from the command line arguments before being handled by the
-    // application (otherwise applications would need to handle it)
-
-    if (argc > 1) {
-        char theArg[6] = "";
-        strncpy(theArg, argv[1], 5);
-
-        if (strcmp(theArg, "-psn_") == 0) {
-            // assume the argument is always the only one and remove it
-            --argc;
-        }
-    }
-
-    wxTheApp->argc = argc;
-    wxTheApp->argv = argv;
-
-    wxLogDebug("initializing gui");
-    // GUI-specific initialization, such as creating an app context.
-    wxEntryInitGui();
-
-    // Here frames insert themselves automatically
-    // into wxTopLevelWindows by getting created
-    // in OnInit().
-
-    int retValue = 0;
-
-    wxLogDebug("Time to run");
-    retValue = wxTheApp->OnRun();
-
-    wxWindow *topWindow = wxTheApp->GetTopWindow();
-    if ( topWindow )
-    {
-        // Forcibly delete the window.
-        if ( topWindow->IsKindOf(CLASSINFO(wxFrame)) ||
-                topWindow->IsKindOf(CLASSINFO(wxDialog)) )
-        {
-            topWindow->Close(TRUE);
-        }
-        else
-        {
-            delete topWindow;
-            wxTheApp->SetTopWindow(NULL);
-        }
-    }
-
-    wxTheApp->OnExit();
-
-    wxEntryCleanup();
-
-    return retValue;
+    wxLogDebug(wxT("TODO: send EVT_SYS_COLOUR_CHANGED as appropriate"));

 }
 
 }
 

-void wxApp::Exit()
-{
-    wxApp::CleanUp();
-
-    wxAppConsole::Exit();
-}
+@end // implementation wxNSApplicationObserver : NSObject
+WX_IMPLEMENT_GET_OBJC_CLASS(wxNSApplicationObserver,NSObject)

 
 

-// ============================================================================
-// wxApp implementation
-// ============================================================================
+// ========================================================================
+// wxApp
+// ========================================================================

 
 // ----------------------------------------------------------------------------
 // wxApp Static member initialization
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 // wxApp Static member initialization
 // ----------------------------------------------------------------------------

-
-#if !USE_SHARED_LIBRARY

 IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler)
 IMPLEMENT_DYNAMIC_CLASS(wxApp, wxEvtHandler)

-BEGIN_EVENT_TABLE(wxApp, wxEvtHandler)
-    EVT_IDLE(wxApp::OnIdle)
-//    EVT_END_SESSION(wxApp::OnEndSession)
-//    EVT_QUERY_END_SESSION(wxApp::OnQueryEndSession)
-END_EVENT_TABLE()
-#endif

 
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------

-// wxApp static functions
+// wxApp initialization/cleanup

 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------

-
-bool wxApp::Initialize(int argc, wxChar **argv)
+bool wxApp::Initialize(int& argc, wxChar **argv)

 {
 {

-    // VZ: apparently this needs to be done a.s.a.p., right? it is done after
-    //     wxClassInfo::InitializeClasses() now but usd to be done before, I
-    //     hope it's not a problem -- if it is, please let me know, David (if
-    //     it isn't, just remove this comment :-)
-    wxPoseAsInitializer::InitializePosers();
+    wxAutoNSAutoreleasePool pool;
+    m_cocoaMainThread = [NSThread currentThread];
+    // Mac OS X passes a process serial number command line argument when
+    // the application is launched from the Finder. This argument must be
+    // removed from the command line arguments before being handled by the
+    // application (otherwise applications would need to handle it)
+    if ( argc > 1 )
+    {
+        static const wxChar *ARG_PSN = _T("-psn_");
+        if ( wxStrncmp(argv[1], ARG_PSN, wxStrlen(ARG_PSN)) == 0 )
+        {
+            // remove this argument
+            --argc;
+            memmove(argv + 1, argv + 2, argc * sizeof(wxChar *));
+        }
+    }

 
     return wxAppBase::Initialize(argc, argv);
 }
 
 void wxApp::CleanUp()
 {
 
     return wxAppBase::Initialize(argc, argv);
 }
 
 void wxApp::CleanUp()
 {

+    wxAutoNSAutoreleasePool pool;
+

     wxDC::CocoaShutdownTextSystem();
     wxDC::CocoaShutdownTextSystem();

+    wxMenuBarManager::DestroyInstance();
+
+    [[NSNotificationCenter defaultCenter] removeObserver:sg_cocoaAppObserver];
+    if(!sm_isEmbedded)
+    {
+        [m_cocoaApp setDelegate:nil];
+        [m_cocoaAppDelegate release];
+        m_cocoaAppDelegate = NULL;
+    }

 
     wxAppBase::CleanUp();
 }
 
     wxAppBase::CleanUp();
 }


@@ -253,177 +148,119 @@ void wxApp::CleanUp()
 // ----------------------------------------------------------------------------
 // wxApp creation
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // wxApp creation
 // ----------------------------------------------------------------------------

-

 wxApp::wxApp()
 {
     m_topWindow = NULL;
 wxApp::wxApp()
 {
     m_topWindow = NULL;

-    wxTheApp = this;

 
 

-    m_isIdle = true;
-#if WXWIN_COMPATIBILITY_2_2
-    m_wantDebugOutput = TRUE;
-#endif
+#ifdef __WXDEBUG__
+    m_isInAssert = false;
+#endif // __WXDEBUG__

 
     argc = 0;
     argv = NULL;
     m_cocoaApp = NULL;
 
     argc = 0;
     argv = NULL;
     m_cocoaApp = NULL;

+    m_cocoaAppDelegate = NULL;

 }
 
 }
 

-void wxApp::CocoaInstallIdleHandler()
+void wxApp::CocoaDelegate_applicationWillBecomeActive()

 {
 {

-    wxLogDebug("wxApp::CocoaInstallIdleHandler");
-    m_isIdle = false;
-    // Call doIdle for EVERYTHING dammit
-// We'd need Foundation/NSConnection.h for this next constant, do we need it?
-    [[ NSRunLoop currentRunLoop ] performSelector:@selector(doIdle:) target:m_cocoaApp argument:NULL order:0 modes:[NSArray arrayWithObjects:NSDefaultRunLoopMode, /* NSConnectionReplyRunLoopMode,*/ NSModalPanelRunLoopMode, /**/NSEventTrackingRunLoopMode,/**/ nil] ];

 }
 
 }
 

-bool wxApp::OnInitGui()
+void wxApp::CocoaDelegate_applicationDidBecomeActive()

 {
 {

-    if(!wxAppBase::OnInitGui())
-        return FALSE;
-
-    // Create the app using the sharedApplication method
-    m_cocoaApp = [NSApplication sharedApplication];
-    wxDC::CocoaInitializeTextSystem();
-//    [ m_cocoaApp setDelegate:m_cocoaApp ];
-    #if 0
-    wxLogDebug("Just for kicks");
-    [ m_cocoaApp performSelector:@selector(doIdle:) withObject:NULL ];
-    wxLogDebug("okay.. done now");
-    #endif
-    return TRUE;

 }
 
 }
 

-bool wxApp::OnInit()
+void wxApp::CocoaDelegate_applicationWillResignActive()

 {
 {

-    if(!wxAppBase::OnInit())
-        return FALSE;
-
-    return TRUE;
+    wxTopLevelWindowCocoa::DeactivatePendingWindow();

 }
 
 }
 

-bool wxApp::Initialized()
+void wxApp::CocoaDelegate_applicationDidResignActive()

 {
 {

-  if (GetTopWindow())
-    return TRUE;
-  else
-    return FALSE;

 }
 
 }
 

-int wxApp::MainLoop()
-{
-    [m_cocoaApp run];
-    return 0;
-}
-
-// Returns TRUE if more time is needed.
-bool wxApp::ProcessIdle()
-{
-    wxIdleEvent event;
-    event.SetEventObject(this);
-    ProcessEvent(event);
-
-    return event.MoreRequested();
-}
-
-void wxApp::ExitMainLoop()
+bool wxApp::OnInitGui()

 {
 {

-    wxLogDebug("wxApp::ExitMailLoop m_isIdle=%d, isRunning=%d",(int)m_isIdle,(int)[m_cocoaApp isRunning]);
-//    CocoaInstallRequestedIdleHandler();
-//    if(m_isIdle)
-//        [[ NSRunLoop currentRunLoop ] performSelector:@selector(doIdle:) target:m_cocoaApp argument:NULL order:0 modes:[NSArray arrayWithObjects:NSDefaultRunLoopMode, /* NSConnectionReplyRunLoopMode, NSModalPanelRunLoopMode, NSEventTrackingRunLoopMode,*/ nil] ];
-// actually.. we WANT the idle event
-// or not
-#if 0
-    if(!m_isIdle)
-        [[ NSRunLoop currentRunLoop ] cancelPerformSelector:@selector(doIdle:) target:m_cocoaApp argument:NULL];
-#endif
-    [m_cocoaApp terminate: m_cocoaApp];
-}
+    wxAutoNSAutoreleasePool pool;
+    if(!wxAppBase::OnInitGui())
+        return false;

 
 

-// Is a message/event pending?
-bool wxApp::Pending()
-{
-    return 0;
-}
+    // Create the app using the sharedApplication method
+    m_cocoaApp = [NSApplication sharedApplication];

 
 

-// Dispatch a message.
-void wxApp::Dispatch()
-{
-}
+    if(!sm_isEmbedded)
+    {
+        // Enable response to application delegate messages
+        m_cocoaAppDelegate = [[WX_GET_OBJC_CLASS(wxNSApplicationDelegate) alloc] init];
+        [m_cocoaApp setDelegate:m_cocoaAppDelegate];
+    }

 
 

-void wxApp::OnIdle(wxIdleEvent& event)
-{
-    wxLogDebug("wxApp::OnIdle");
-   static bool s_inOnIdle = FALSE;
+    // Enable response to "delegate" messages on the notification observer
+    [[NSNotificationCenter defaultCenter] addObserver:sg_cocoaAppObserver
+        selector:@selector(applicationWillBecomeActive:)
+        name:NSApplicationWillBecomeActiveNotification object:nil];

 
 

-    // Avoid recursion (via ProcessEvent default case)
-    if ( s_inOnIdle )
-        return;
-    s_inOnIdle = TRUE;
+    [[NSNotificationCenter defaultCenter] addObserver:sg_cocoaAppObserver
+        selector:@selector(applicationDidBecomeActive:)
+        name:NSApplicationDidBecomeActiveNotification object:nil];

 
 

+    [[NSNotificationCenter defaultCenter] addObserver:sg_cocoaAppObserver
+        selector:@selector(applicationWillResignActive:)
+        name:NSApplicationWillResignActiveNotification object:nil];

 
 

-    DeletePendingObjects();
+    [[NSNotificationCenter defaultCenter] addObserver:sg_cocoaAppObserver
+        selector:@selector(applicationDidResignActive:)
+        name:NSApplicationDidResignActiveNotification object:nil];

 
 

-    // flush the logged messages if any
-    wxLog *pLog = wxLog::GetActiveTarget();
-    if ( pLog != NULL && pLog->HasPendingMessages() )
-        pLog->Flush();
+    [[NSNotificationCenter defaultCenter] addObserver:sg_cocoaAppObserver
+        selector:@selector(applicationWillUpdate:)
+        name:NSApplicationWillUpdateNotification object:nil];

 
 

-    // Send OnIdle events to all windows
-    bool needMore = SendIdleEvents();
+    // Enable response to system notifications
+    [[NSNotificationCenter defaultCenter] addObserver:sg_cocoaAppObserver
+        selector:@selector(controlTintChanged:)
+        name:NSControlTintDidChangeNotification object:nil];

 
 

-    if (needMore)
-      event.RequestMore(TRUE);
+    if(!sm_isEmbedded)
+        wxMenuBarManager::CreateInstance();

 
 

-    s_inOnIdle = FALSE;
+    wxDC::CocoaInitializeTextSystem();
+    return true;

 }
 
 }
 

-// Send idle event to all top-level windows
-bool wxApp::SendIdleEvents()
+wxApp::~wxApp()

 {
 {

-    bool needMore = FALSE;
-    wxWindowList::Node* node = wxTopLevelWindows.GetFirst();
-    while (node)
+    if(m_cfRunLoopIdleObserver != NULL)

     {
     {

-        wxWindow* win = node->GetData();
-        if (SendIdleEvents(win))
-            needMore = TRUE;
-
-        node = node->GetNext();
+        // Invalidate the observer which also removes it from the run loop.
+        CFRunLoopObserverInvalidate(m_cfRunLoopIdleObserver);
+        // Release the ref as we don't need it anymore.
+        m_cfRunLoopIdleObserver.reset();

     }
     }

-    return needMore;

 }
 
 }
 

-// Send idle event to window and all subwindows
-bool wxApp::SendIdleEvents(wxWindow* win)
+bool wxApp::CallOnInit()

 {
 {

-//    wxLogDebug("SendIdleEvents win=%p",win);
-    bool needMore = FALSE;
+//    wxAutoNSAutoreleasePool pool;
+    return OnInit();
+}

 
 

-    wxIdleEvent event;
-    event.SetEventObject(win);
-    win->ProcessEvent(event);
+bool wxApp::OnInit()
+{
+    if(!wxAppBase::OnInit())
+        return false;

 
 

-    if (event.MoreRequested())
-        needMore = TRUE;
+    return true;
+}

 
 

-    wxWindowList::Node* node = win->GetChildren().GetFirst();
-    while (node)
-    {
-//        wxLogDebug("child=%p",node->Data());
-        wxWindow* win = node->GetData();
-        if (SendIdleEvents(win))
-            needMore = TRUE;
+void wxApp::Exit()
+{
+    wxApp::CleanUp();

 
 

-        node = node->GetNext();
-    }
-    return needMore;
+    wxAppConsole::Exit();

 }
 
 // Yield to other processes
 }
 
 // Yield to other processes

-

 bool wxApp::Yield(bool onlyIfNeeded)
 {
     // MT-FIXME
 bool wxApp::Yield(bool onlyIfNeeded)
 {
     // MT-FIXME


@@ -447,8 +284,19 @@ bool wxApp::Yield(bool onlyIfNeeded)
 
     s_inYield = true;
 
 
     s_inYield = true;
 

-    wxLogDebug("WARNING: SUPPOSED to have yielded!");
-    // FIXME: Do something!
+    // Run the event loop until it is out of events
+    while(1)
+    {
+        wxAutoNSAutoreleasePool pool;
+        NSEvent *event = [GetNSApplication()
+                nextEventMatchingMask:NSAnyEventMask
+                untilDate:[NSDate distantPast]
+                inMode:NSDefaultRunLoopMode
+                dequeue: YES];
+        if(!event)
+            break;
+        [GetNSApplication() sendEvent: event];
+    }

 
 #if wxUSE_LOG
     // let the logs be flashed again
 
 #if wxUSE_LOG
     // let the logs be flashed again


@@ -460,3 +308,93 @@ bool wxApp::Yield(bool onlyIfNeeded)
     return true;
 }
 
     return true;
 }
 

+void wxApp::WakeUpIdle()
+{
+    [m_cocoaApp postEvent:[NSEvent otherEventWithType:NSApplicationDefined
+            location:NSZeroPoint modifierFlags:NSAnyEventMask
+            timestamp:0 windowNumber:0 context:nil
+            subtype:0 data1:0 data2:0] atStart:NO];
+}
+
+extern "C" static void ObserveMainRunLoopBeforeWaiting(CFRunLoopObserverRef observer, CFRunLoopActivity activity, void *info);
+extern "C" static void ObserveMainRunLoopBeforeWaiting(CFRunLoopObserverRef observer, CFRunLoopActivity activity, void *info)
+{
+    static_cast<wxApp*>(info)->CF_ObserveMainRunLoopBeforeWaiting(observer, activity);
+}
+
+#if 0
+static int sg_cApplicationWillUpdate = 0;
+#endif
+
+void wxApp::CocoaDelegate_applicationWillUpdate()
+{
+    wxLogTrace(wxTRACE_COCOA,wxT("applicationWillUpdate"));
+
+//    CFRunLoopRef cfRunLoop = [[NSRunLoop currentRunLoop] getCFRunLoop];
+    CFRunLoopRef cfRunLoop = CFRunLoopGetCurrent();
+    wxCFRef<CFStringRef> cfRunLoopMode(CFRunLoopCopyCurrentMode(cfRunLoop));
+
+    if(m_cfRunLoopIdleObserver != NULL && m_cfObservedRunLoopMode != cfRunLoopMode)
+    {
+        CFRunLoopObserverInvalidate(m_cfRunLoopIdleObserver);
+        m_cfRunLoopIdleObserver.reset();
+    }
+#if 0
+    ++sg_cApplicationWillUpdate;
+#endif
+    if(m_cfRunLoopIdleObserver == NULL)
+    {
+        // Enable idle event handling
+        CFRunLoopObserverContext observerContext =
+        {   0
+        ,   this
+        ,   NULL
+        ,   NULL
+        ,   NULL
+        };
+        m_cfRunLoopIdleObserver.reset(CFRunLoopObserverCreate(kCFAllocatorDefault, kCFRunLoopBeforeWaiting, /*repeats*/FALSE, /*priority*/0, ObserveMainRunLoopBeforeWaiting, &observerContext));
+        m_cfObservedRunLoopMode = cfRunLoopMode;
+        CFRunLoopAddObserver(cfRunLoop, m_cfRunLoopIdleObserver, m_cfObservedRunLoopMode);
+    }
+}
+
+static inline bool FakeNeedMoreIdle()
+{
+#if 0
+// Return true on every 10th call.
+    static int idleCount = 0;
+    return ++idleCount % 10;
+#else
+    return false;
+#endif
+}
+
+void wxApp::CF_ObserveMainRunLoopBeforeWaiting(CFRunLoopObserverRef observer, int activity)
+{
+    // Ensure that the app knows we've been invalidated
+    m_cfRunLoopIdleObserver.reset();
+#if 0
+    wxLogTrace(wxTRACE_COCOA,wxT("Idle BEGIN (%d)"), sg_cApplicationWillUpdate);
+    sg_cApplicationWillUpdate = 0;
+#else
+    wxLogTrace(wxTRACE_COCOA,wxT("Idle BEGIN"));
+#endif
+    if( ProcessIdle() || FakeNeedMoreIdle() )
+    {
+        wxLogTrace(wxTRACE_COCOA, wxT("Idle REQUEST MORE"));
+        [NSApp setWindowsNeedUpdate:YES];
+    }
+    else
+    {
+        wxLogTrace(wxTRACE_COCOA, wxT("Idle END"));
+    }
+}
+
+#ifdef __WXDEBUG__
+void wxApp::OnAssert(const wxChar *file, int line, const wxChar* cond, const wxChar *msg)
+{
+    m_isInAssert = true;
+    wxAppBase::OnAssert(file, line, cond, msg);
+    m_isInAssert = false;
+}
+#endif // __WXDEBUG__