// Purpose: wxEventLoop implementation
// Author: Lukasz Michalski (lm@zork.pl)
// Created: 2007-05-07
-// RCS-ID: $Id$
// Copyright: (c) 2006 Zork Lukasz Michalski
+// (c) 2009, 2013 Vadim Zeitlin <vadim@wxwidgets.org>
+// (c) 2013 Rob Bresalier
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
#include "wx/unix/private/epolldispatcher.h"
#include "wx/unix/private/wakeuppipe.h"
#include "wx/private/selectdispatcher.h"
+#include "wx/private/eventloopsourcesmanager.h"
+#include "wx/private/fdioeventloopsourcehandler.h"
+#include "wx/private/eventloopsourcesmanager.h"
#if wxUSE_EVENTLOOP_SOURCE
#include "wx/evtloopsrc.h"
wxConsoleEventLoop::wxConsoleEventLoop()
{
- m_wakeupPipe = new wxWakeUpPipeMT;
- const int pipeFD = m_wakeupPipe->GetReadFd();
+ // Be pessimistic initially and assume that we failed to initialize.
+ m_dispatcher = NULL;
+ m_wakeupPipe = NULL;
+ m_wakeupSource = NULL;
+
+ // Create the pipe.
+ wxScopedPtr<wxWakeUpPipeMT> wakeupPipe(new wxWakeUpPipeMT);
+ const int pipeFD = wakeupPipe->GetReadFd();
if ( pipeFD == wxPipe::INVALID_FD )
- {
- wxDELETE(m_wakeupPipe);
- m_dispatcher = NULL;
return;
- }
- m_dispatcher = wxFDIODispatcher::Get();
- if ( !m_dispatcher )
+ // And start monitoring it in our event loop.
+ m_wakeupSource = wxEventLoopBase::AddSourceForFD
+ (
+ pipeFD,
+ wakeupPipe.get(),
+ wxFDIO_INPUT
+ );
+
+ if ( !m_wakeupSource )
return;
- m_dispatcher->RegisterFD(pipeFD, m_wakeupPipe, wxFDIO_INPUT);
+ // This is a bit ugly but we know that AddSourceForFD() used the currently
+ // active dispatcher to register this source, so use the same one for our
+ // other operations. Of course, currently the dispatcher returned by
+ // wxFDIODispatcher::Get() is always the same one anyhow so it doesn't
+ // really matter, but if we started returning different things later, it
+ // would.
+ m_dispatcher = wxFDIODispatcher::Get();
+
+ m_wakeupPipe = wakeupPipe.release();
}
wxConsoleEventLoop::~wxConsoleEventLoop()
{
if ( m_wakeupPipe )
{
- if ( m_dispatcher )
- {
- m_dispatcher->UnregisterFD(m_wakeupPipe->GetReadFd());
- }
+ delete m_wakeupSource;
delete m_wakeupPipe;
}
#if wxUSE_EVENTLOOP_SOURCE
-// This class is a temporary bridge between event loop sources and
-// FDIODispatcher. It is going to be removed soon, when all subject interfaces
-// are modified
-class wxFDIOEventLoopSourceHandler : public wxFDIOHandler
+class wxConsoleEventLoopSourcesManager : public wxEventLoopSourcesManagerBase
{
public:
- wxFDIOEventLoopSourceHandler(wxEventLoopSourceHandler* handler) :
- m_impl(handler) { }
-
- virtual void OnReadWaiting()
+ wxEventLoopSource* AddSourceForFD( int fd,
+ wxEventLoopSourceHandler *handler,
+ int flags)
{
- m_impl->OnReadWaiting();
- }
- virtual void OnWriteWaiting()
- {
- m_impl->OnWriteWaiting();
- }
+ wxCHECK_MSG( fd != -1, NULL, "can't monitor invalid fd" );
- virtual void OnExceptionWaiting()
- {
- m_impl->OnExceptionWaiting();
- }
+ wxLogTrace(wxTRACE_EVT_SOURCE,
+ "Adding event loop source for fd=%d", fd);
-protected:
- wxEventLoopSourceHandler* m_impl;
-};
+ // we need a bridge to wxFDIODispatcher
+ //
+ // TODO: refactor the code so that only wxEventLoopSourceHandler is used
+ wxScopedPtr<wxFDIOHandler>
+ fdioHandler(new wxFDIOEventLoopSourceHandler(handler));
-wxEventLoopSource *
-wxConsoleEventLoop::AddSourceForFD(int fd,
- wxEventLoopSourceHandler *handler,
- int flags)
-{
- wxCHECK_MSG( fd != -1, NULL, "can't monitor invalid fd" );
+ if ( !wxFDIODispatcher::Get()->RegisterFD(fd, fdioHandler.get(), flags) )
+ return NULL;
- wxLogTrace(wxTRACE_EVT_SOURCE,
- "Adding event loop source for fd=%d", fd);
-
- // we need a bridge to wxFDIODispatcher
- //
- // TODO: refactor the code so that only wxEventLoopSourceHandler is used
- wxScopedPtr<wxFDIOHandler>
- fdioHandler(new wxFDIOEventLoopSourceHandler(handler));
+ return new wxUnixEventLoopSource(wxFDIODispatcher::Get(), fdioHandler.release(),
+ fd, handler, flags);
+ }
+};
- if ( !m_dispatcher->RegisterFD(fd, fdioHandler.get(), flags) )
- return NULL;
+wxEventLoopSourcesManagerBase* wxAppTraits::GetEventLoopSourcesManager()
+{
+ static wxConsoleEventLoopSourcesManager s_eventLoopSourcesManager;
- return new wxUnixEventLoopSource(m_dispatcher, fdioHandler.release(),
- fd, handler, flags);
+ return &s_eventLoopSourcesManager;
}
wxUnixEventLoopSource::~wxUnixEventLoopSource()