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

diff --git a/src/cocoa/evtloop.mm b/src/cocoa/evtloop.mm
index d7870baa9adc0eff06552fde406ea4487c6a9b51..c0ffc1166649210b615f8f30fae93761837342d7 100644 (file)
--- a/src/cocoa/evtloop.mm
+++ b/src/cocoa/evtloop.mm
@@ -6,12 +6,13 @@
 // Created:     2003/10/02
 // RCS-ID:      $Id$
 // Copyright:   (c) 2003 David Elliott <dfe@cox.net>
-// License:     wxWindows licence
+// License:     wxWidgets licence
 ///////////////////////////////////////////////////////////////////////////////
 
 #include "wx/wxprec.h"
 #ifndef WX_PRECOMP
     #include "wx/log.h"
+    #include "wx/app.h"
 #endif //WX_PRECOMP
 
 #include "wx/evtloop.h"
@@ -40,54 +41,59 @@ private:
 };
 
 // ========================================================================
-// wxEventLoop
+// wxGUIEventLoop
 // ========================================================================
 
 // ----------------------------------------------------------------------------
-// wxEventLoop running and exiting
+// wxGUIEventLoop running and exiting
 // ----------------------------------------------------------------------------
 
-wxEventLoop *wxEventLoop::ms_activeLoop = NULL;
-
-wxEventLoop::~wxEventLoop()
+wxGUIEventLoop::~wxGUIEventLoop()
 {
     wxASSERT_MSG( !m_impl, _T("should have been deleted in Run()") );
 }
 
-bool wxEventLoop::IsRunning() const
-{
-    return m_impl;
-}
-
-int wxEventLoop::Run()
+int wxGUIEventLoop::Run()
 {
     // event loops are not recursive, you need to create another loop!
     wxCHECK_MSG( !IsRunning(), -1, _T("can't reenter a message loop") );
 
-    wxEventLoop *oldLoop = ms_activeLoop;
-    ms_activeLoop = this;
+    wxEventLoopActivator activate(this);
 
     m_impl = new wxEventLoopImpl;
 
     [[NSApplication sharedApplication] run];
 
+    OnExit();
+
     int exitcode = m_impl->GetExitCode();
     delete m_impl;
     m_impl = NULL;
 
-    ms_activeLoop = oldLoop;
-
     return exitcode;
 }
 
-void wxEventLoop::Exit(int rc)
+void wxGUIEventLoop::Exit(int rc)
 {
     wxCHECK_RET( IsRunning(), _T("can't call Exit() if not running") );
 
     m_impl->SetExitCode(rc);
 
     NSApplication *cocoaApp = [NSApplication sharedApplication];
-    wxLogDebug("wxEventLoop::Exit isRunning=%d", (int)[cocoaApp isRunning]);
+    wxLogTrace(wxTRACE_COCOA,wxT("wxEventLoop::Exit isRunning=%d"), (int)[cocoaApp isRunning]);
+    wxTheApp->WakeUpIdle();
+    /* Notes:
+    If we're being called from idle time (which occurs while checking the
+    queue for new events) there may or may not be any events in the queue.
+    In order to successfully stop the event loop, at least one event must
+    be processed.  To ensure this always happens, WakeUpIdle is called.
+
+    If the application was active when closed then this is unnecessary
+    because it would receive a deactivate event anyway.  However, if the
+    application was not active when closed, then no events would be
+    added to the queue by Cocoa and thus the application would wait
+    indefinitely for the next event.
+    */
     [cocoaApp stop: cocoaApp];
 }
 
@@ -95,7 +101,7 @@ void wxEventLoop::Exit(int rc)
 // wxEventLoop message processing dispatching
 // ----------------------------------------------------------------------------
 
-bool wxEventLoop::Pending() const
+bool wxGUIEventLoop::Pending() const
 {
     // a pointer to the event is returned if there is one, or nil if not
     return [[NSApplication sharedApplication]
@@ -105,7 +111,7 @@ bool wxEventLoop::Pending() const
             dequeue: NO];
 }
 
-bool wxEventLoop::Dispatch()
+bool wxGUIEventLoop::Dispatch()
 {
     // This check is required by wxGTK but probably not really for wxCocoa
     // Keep it here to encourage developers to write cross-platform code