+///////////////////////////////////////////////////////////////////////////////
+// Name: src/common/threadinfo.cpp
+// Purpose: declaration of wxThreadSpecificInfo: thread-specific information
+// Author: Vaclav Slavik
+// Created: 2013-09-14
+// Copyright: (c) 2013 Vaclav Slavik <vslavik@fastmail.fm>
+// Licence: wxWindows licence
+///////////////////////////////////////////////////////////////////////////////
+
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#if defined(__BORLANDC__)
+ #pragma hdrstop
+#endif
+
+#include "wx/private/threadinfo.h"
+
+#if wxUSE_THREADS
+
+#include "wx/tls.h"
+#include "wx/thread.h"
+#include "wx/sharedptr.h"
+#include "wx/vector.h"
+
+namespace
+{
+
+// All thread info objects are stored in a global list so that they are
+// freed when global objects are destroyed and no memory leaks are reported.
+//
+// TODO: This could be made more efficient by freeing g_thisThreadInfo when
+// wxThread terminates.
+wxCriticalSection g_csAllThreadInfos;
+wxVector< wxSharedPtr<wxThreadSpecificInfo> > g_allThreadInfos;
+
+// Pointer to currenct thread's instance
+wxTLS_TYPE(wxThreadSpecificInfo*) g_thisThreadInfo;
+
+} // anonymous namespace
+
+
+wxThreadSpecificInfo& wxThreadSpecificInfo::Get()
+{
+ if ( !wxTLS_VALUE(g_thisThreadInfo) )
+ {
+ wxTLS_VALUE(g_thisThreadInfo) = new wxThreadSpecificInfo;
+ wxCriticalSectionLocker lock(g_csAllThreadInfos);
+ g_allThreadInfos.push_back(
+ wxSharedPtr<wxThreadSpecificInfo>(wxTLS_VALUE(g_thisThreadInfo)));
+ }
+ return *wxTLS_VALUE(g_thisThreadInfo);
+}
+
+#else // !wxUSE_THREADS
+
+wxThreadSpecificInfo& wxThreadSpecificInfo::Get()
+{
+ static wxThreadSpecificInfo s_instance;
+ return s_instance;
+}
+
+#endif // wxUSE_THREADS/wxUSE_THREADS
projects / wxWidgets.git / commitdiff
