adding comment

[wxWidgets.git] / src / osx / core / evtloop_cf.cpp

diff --git a/src/osx/core/evtloop_cf.cpp b/src/osx/core/evtloop_cf.cpp
index 03a71cb9c3192cb3e6ffdec18b6b0c836eeae6a1..8d3ef5f84389c5ee284ada073078c74cbc7d1597 100644 (file)
--- a/src/osx/core/evtloop_cf.cpp
+++ b/src/osx/core/evtloop_cf.cpp
@@ -25,8 +25,6 @@
 
 #include "wx/evtloop.h"
 
 
 #include "wx/evtloop.h"
 

-#if wxUSE_EVENTLOOP_SOURCE
-

 #ifndef WX_PRECOMP
     #include "wx/log.h"
     #include "wx/app.h"
 #ifndef WX_PRECOMP
     #include "wx/log.h"
     #include "wx/app.h"


@@ -48,7 +46,8 @@
 // wxCFEventLoopSource and wxCFEventLoop implementation
 // ============================================================================
 
 // wxCFEventLoopSource and wxCFEventLoop implementation
 // ============================================================================
 

-#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_5
+#if wxUSE_EVENTLOOP_SOURCE
+

 namespace
 {
 
 namespace
 {
 


@@ -115,6 +114,9 @@ wxCFEventLoop::AddSourceForFD(int fd,
     CFRunLoopRef cfloop = CFGetCurrentRunLoop();
     CFRunLoopAddSource(cfloop, cfsrc, kCFRunLoopDefaultMode);
 
     CFRunLoopRef cfloop = CFGetCurrentRunLoop();
     CFRunLoopAddSource(cfloop, cfsrc, kCFRunLoopDefaultMode);
 

+    // Enable the callbacks initially.
+    EnableDescriptorCallBacks(cffd, source->GetFlags());
+

     source->SetFileDescriptor(cffd.release());
 
     return source.release();
     source->SetFileDescriptor(cffd.release());
 
     return source.release();


@@ -133,18 +135,6 @@ wxCFEventLoopSource::~wxCFEventLoopSource()
         CFRelease(m_cffd);
 }
 
         CFRelease(m_cffd);
 }
 

-#else // OS X < 10.5
-
-wxEventLoopSource *
-wxCFEventLoop::AddSourceForFD(int WXUNUSED(fd),
-                              wxEventLoopSourceHandler * WXUNUSED(handler),
-                              int WXUNUSED(flags))
-{
-    return NULL;
-}
-
-#endif // MAC_OS_X_VERSION_MAX_ALLOWED
-

 #endif // wxUSE_EVENTLOOP_SOURCE
 
 void wxCFEventLoop::OSXCommonModeObserverCallBack(CFRunLoopObserverRef observer, int activity, void *info)
 #endif // wxUSE_EVENTLOOP_SOURCE
 
 void wxCFEventLoop::OSXCommonModeObserverCallBack(CFRunLoopObserverRef observer, int activity, void *info)


@@ -173,13 +163,13 @@ void wxCFEventLoop::CommonModeObserverCallBack(CFRunLoopObserverRef WXUNUSED(obs
         // and this input is only removed from it when pending event handlers are
         // executed)
 
         // and this input is only removed from it when pending event handlers are
         // executed)
 

-        if ( wxTheApp )
+        if ( wxTheApp && ShouldProcessIdleEvents() )

             wxTheApp->ProcessPendingEvents();
     }
 
     if ( activity & kCFRunLoopBeforeWaiting )
     {
             wxTheApp->ProcessPendingEvents();
     }
 
     if ( activity & kCFRunLoopBeforeWaiting )
     {

-        if ( ProcessIdle() )
+        if ( ShouldProcessIdleEvents() && ProcessIdle() )

         {
             WakeUp();
         }
         {
             WakeUp();
         }


@@ -192,7 +182,9 @@ void wxCFEventLoop::CommonModeObserverCallBack(CFRunLoopObserverRef WXUNUSED(obs
     }
 }
 
     }
 }
 

-void wxCFEventLoop::DefaultModeObserverCallBack(CFRunLoopObserverRef WXUNUSED(observer), int activity)
+void
+wxCFEventLoop::DefaultModeObserverCallBack(CFRunLoopObserverRef WXUNUSED(observer),
+                                           int WXUNUSED(activity))

 {
     /*
     if ( activity & kCFRunLoopBeforeTimers )
 {
     /*
     if ( activity & kCFRunLoopBeforeTimers )


@@ -209,6 +201,7 @@ void wxCFEventLoop::DefaultModeObserverCallBack(CFRunLoopObserverRef WXUNUSED(ob
 wxCFEventLoop::wxCFEventLoop()
 {
     m_shouldExit = false;
 wxCFEventLoop::wxCFEventLoop()
 {
     m_shouldExit = false;

+    m_processIdleEvents = true;

 
     m_runLoop = CFGetCurrentRunLoop();
 
 
     m_runLoop = CFGetCurrentRunLoop();
 


@@ -218,18 +211,19 @@ wxCFEventLoop::wxCFEventLoop()
     m_commonModeRunLoopObserver = CFRunLoopObserverCreate( kCFAllocatorDefault, kCFRunLoopBeforeTimers | kCFRunLoopBeforeWaiting , true /* repeats */, 0,
                                                           (CFRunLoopObserverCallBack) wxCFEventLoop::OSXCommonModeObserverCallBack, &ctxt );
     CFRunLoopAddObserver(m_runLoop, m_commonModeRunLoopObserver, kCFRunLoopCommonModes);
     m_commonModeRunLoopObserver = CFRunLoopObserverCreate( kCFAllocatorDefault, kCFRunLoopBeforeTimers | kCFRunLoopBeforeWaiting , true /* repeats */, 0,
                                                           (CFRunLoopObserverCallBack) wxCFEventLoop::OSXCommonModeObserverCallBack, &ctxt );
     CFRunLoopAddObserver(m_runLoop, m_commonModeRunLoopObserver, kCFRunLoopCommonModes);

-    CFRelease(m_commonModeRunLoopObserver);

 
     m_defaultModeRunLoopObserver = CFRunLoopObserverCreate( kCFAllocatorDefault, kCFRunLoopBeforeTimers | kCFRunLoopBeforeWaiting , true /* repeats */, 0,
                                                            (CFRunLoopObserverCallBack) wxCFEventLoop::OSXDefaultModeObserverCallBack, &ctxt );
     CFRunLoopAddObserver(m_runLoop, m_defaultModeRunLoopObserver, kCFRunLoopDefaultMode);
 
     m_defaultModeRunLoopObserver = CFRunLoopObserverCreate( kCFAllocatorDefault, kCFRunLoopBeforeTimers | kCFRunLoopBeforeWaiting , true /* repeats */, 0,
                                                            (CFRunLoopObserverCallBack) wxCFEventLoop::OSXDefaultModeObserverCallBack, &ctxt );
     CFRunLoopAddObserver(m_runLoop, m_defaultModeRunLoopObserver, kCFRunLoopDefaultMode);

-    CFRelease(m_defaultModeRunLoopObserver);

 }
 
 wxCFEventLoop::~wxCFEventLoop()
 {
     CFRunLoopRemoveObserver(m_runLoop, m_commonModeRunLoopObserver, kCFRunLoopCommonModes);
     CFRunLoopRemoveObserver(m_runLoop, m_defaultModeRunLoopObserver, kCFRunLoopDefaultMode);
 }
 
 wxCFEventLoop::~wxCFEventLoop()
 {
     CFRunLoopRemoveObserver(m_runLoop, m_commonModeRunLoopObserver, kCFRunLoopCommonModes);
     CFRunLoopRemoveObserver(m_runLoop, m_defaultModeRunLoopObserver, kCFRunLoopDefaultMode);

+
+    CFRelease(m_defaultModeRunLoopObserver);
+    CFRelease(m_commonModeRunLoopObserver);

 }
 
 
 }
 
 


@@ -447,6 +441,25 @@ void wxCFEventLoop::Exit(int rc)
     DoStop();
 }
 
     DoStop();
 }
 

+wxCFEventLoopPauseIdleEvents::wxCFEventLoopPauseIdleEvents()
+{
+    wxCFEventLoop* cfl = dynamic_cast<wxCFEventLoop*>(wxEventLoopBase::GetActive());
+    if ( cfl )
+    {
+        m_formerState = cfl->ShouldProcessIdleEvents();
+        cfl->SetProcessIdleEvents(false);
+    }
+    else
+        m_formerState = true;
+}
+
+wxCFEventLoopPauseIdleEvents::~wxCFEventLoopPauseIdleEvents()
+{
+    wxCFEventLoop* cfl = dynamic_cast<wxCFEventLoop*>(wxEventLoopBase::GetActive());
+    if ( cfl )
+        cfl->SetProcessIdleEvents(m_formerState);
+}
+

 // TODO Move to thread_osx.cpp
 
 #if wxUSE_THREADS
 // TODO Move to thread_osx.cpp
 
 #if wxUSE_THREADS