** This is part of the CTSim program
** Copyright (c) 1983-2001 Kevin Rosenberg
**
-** $Id: docs.cpp,v 1.24 2001/02/21 20:13:03 kevin Exp $
+** $Id: docs.cpp,v 1.33 2001/03/05 17:26:46 kevin Exp $
**
** This program is free software; you can redistribute it and/or modify
** it under the terms of the GNU General Public License (version 2) as
// #pragma implementation
#endif
-// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"
-#ifdef __BORLANDC__
-#pragma hdrstop
-#endif
-
#ifndef WX_PRECOMP
#include "wx/wx.h"
#endif
#include "wx/txtstrm.h"
#include "wx/file.h"
+#include "wx/thread.h"
#if !wxUSE_DOC_VIEW_ARCHITECTURE
#error You must set wxUSE_DOC_VIEW_ARCHITECTURE to 1 in setup.h!
#include "ctsim.h"
#include "docs.h"
#include "views.h"
+#include "threadrecon.h"
+
// ImageFileDocument
return true;
}
+// BackgroundProcessingDocument - Base Class
+
+IMPLEMENT_DYNAMIC_CLASS(BackgroundProcessingDocument, wxDocument)
+BEGIN_EVENT_TABLE(BackgroundProcessingDocument, wxDocument)
+END_EVENT_TABLE()
+
+#ifdef HAVE_WXTHREADS
+void
+BackgroundProcessingDocument::addBackgroundSupervisor (BackgroundSupervisor* pSupervisor)
+{
+ wxCriticalSectionLocker locker (m_criticalSection);
+ if (pSupervisor)
+ m_vecpBackgroundSupervisors.push_back (pSupervisor);
+}
+
+void
+BackgroundProcessingDocument::removeBackgroundSupervisor (BackgroundSupervisor* pSupervisor)
+{
+ m_criticalSection.Enter();
+ bool bFound = false;
+ for (BackgroundContainer::iterator i = m_vecpBackgroundSupervisors.begin();
+ i != m_vecpBackgroundSupervisors.end();
+ i++)
+ if (*i == pSupervisor) {
+ m_vecpBackgroundSupervisors.erase(i);
+ bFound = true;
+ break;
+ }
+ m_criticalSection.Leave();
+
+ if (! bFound)
+ sys_error (ERR_SEVERE, "Could not find background task [OnRemoveBackground]");
+}
+#endif
+
+void
+BackgroundProcessingDocument::cancelRunningTasks()
+{
+#ifdef HAVE_WXTHREADS
+ m_criticalSection.Enter();
+ for (BackgroundContainer::iterator i = m_vecpBackgroundSupervisors.begin();
+ i != m_vecpBackgroundSupervisors.end(); i++)
+ (*i)->onCancel();
+ m_criticalSection.Leave();
+
+ while (m_vecpBackgroundSupervisors.size() > 0) {
+ ::wxYield();
+ ::wxUsleep(50);
+ }
+#endif
+}
+
+
// ProjectionFileDocument
-IMPLEMENT_DYNAMIC_CLASS(ProjectionFileDocument, wxDocument)
+IMPLEMENT_DYNAMIC_CLASS(ProjectionFileDocument, BackgroundProcessingTask)
bool
ProjectionFileDocument::OnSaveDocument(const wxString& filename)
return true;
}
+ProjectionFileDocument::~ProjectionFileDocument()
+{
+ cancelRunningTasks();
+
+ delete m_pProjectionFile;
+}
+
bool
ProjectionFileDocument::OnOpenDocument(const wxString& filename)
{
// PhantomFileDocument
-IMPLEMENT_DYNAMIC_CLASS(PhantomFileDocument, wxDocument)
+IMPLEMENT_DYNAMIC_CLASS(PhantomFileDocument, BackgroundProcessingTask)
+
+PhantomFileDocument::~PhantomFileDocument()
+{
+ cancelRunningTasks();
+}
bool
PhantomFileDocument::OnOpenDocument(const wxString& filename)