--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/qtmobileextensions/examples/keycaptureex/txlogger.h	Fri Apr 16 15:51:22 2010 +0300
@@ -0,0 +1,92 @@
+/*
+* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+*
+* This program is free software: you can redistribute it and/or modify
+* it under the terms of the GNU Lesser General Public License as published by
+* the Free Software Foundation, version 2.1 of the License.
+* 
+* This program is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU Lesser General Public License for more details.
+*
+* You should have received a copy of the GNU Lesser General Public License
+* along with this program.  If not, 
+* see "http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html/".
+*
+* Description:
+*
+*/
+
+#ifndef __TXLOGGER_H
+#define __TXLOGGER_H
+
+//To enable tracking define ENABLETRACE
+//if TRACE_FILENAME is set then trace will go to file, otherwise to RDebug
+
+#include <QObject>
+#include <qglobal.h>
+
+#define XQCONNECT_ASSERT(a, b, c, d) if (!(QObject::connect((a),(b), (c), (d)))) { qFatal("Connection failed: connect(%s, %s, %s, %s)", #a, #b, #c, #d); }
+
+// stolen from qt-music :)
+#ifdef ENABLETRACE
+    #include <QString>
+    #include <QDebug>
+    #include <QTime>
+    #include <stdio.h>
+    #include <stdlib.h>
+    #include <e32debug.h>
+
+    #ifdef TRACE_FILE
+        #define _TRACE_FILENAME "c:/trace.txt"
+        #define _TX_INIT void __tx_myMessageOutput(QtMsgType type, const char *msg) {\
+             static const QString timeFmt("hh:mm:ss.zzz");\
+             FILE *f = fopen(_TRACE_FILENAME, "a");\
+             fprintf(f, "%s ", QTime::currentTime().toString(timeFmt).toLatin1().data() );\
+             switch (type) {\
+             case QtDebugMsg: fprintf(f, "[DEB] %s\n", msg); break;\
+             case QtWarningMsg: fprintf(f, "[WRN] %s\n", msg); break;\
+             case QtCriticalMsg: fprintf(f, "[CRT] %s\n", msg); break;\
+             case QtFatalMsg: fprintf(f, "[FTL] %s\n", msg); fclose(f); abort();\
+             } fclose(f);\
+        }
+    #else
+        #define _TX_INIT void __tx_myMessageOutput(QtMsgType /*type*/, const char *msg) {\
+            RDebug::Printf("[KeyCaptureTestApp] %s", msg);\
+            }
+    #endif // TRACE_FILE
+
+    #define _TX_INSTALL qInstallMsgHandler(__tx_myMessageOutput);
+    #define TX_MAIN(a, b) _TX_INIT \
+            int __tx__main(int, char**); int main(int (a), char **(b)) { _TX_INSTALL return __tx__main(a, b); } int __tx__main(int (a), char **(b))
+
+    #define TX_UNUSED(name);
+    #define TX_STATIC_ENTRY qDebug() << __PRETTY_FUNCTION__ << "entry";
+    #define TX_STATIC_ENTRY_ARGS(args) qDebug() << __PRETTY_FUNCTION__ << "entry," << args;
+    #define TX_STATIC_EXIT qDebug() << __PRETTY_FUNCTION__ << "exit";
+    #define TX_STATIC_EXIT_ARGS(args) qDebug() << __PRETTY_FUNCTION__ << "exit," << args; 
+    #define TX_ENTRY qDebug() << __PRETTY_FUNCTION__ << "this" << (void *)this << "entry";
+    #define TX_ENTRY_ARGS(args) qDebug() << __PRETTY_FUNCTION__ << "this" << (void *)this << "entry," << args;
+    #define TX_EXIT qDebug() << __PRETTY_FUNCTION__ << "exit";
+    #define TX_EXIT_ARGS(args) qDebug() << __PRETTY_FUNCTION__ << "exit," << args;
+    #define TX_LOG qDebug() << __PRETTY_FUNCTION__ << "this" << (void *)this;
+    #define TX_LOG_ARGS(args) qDebug() << __PRETTY_FUNCTION__ << args;
+#else
+    #define TX_MAIN(a,b) int main(int (a), char **(b))
+    #define TX_UNUSED(name) Q_UNUSED(name);
+    #define TX_STATIC_ENTRY ;
+    #define TX_STATIC_ENTRY_ARGS(args) ;
+    #define TX_STATIC_EXIT ;
+    #define TX_STATIC_EXIT_ARGS(args) ;
+    #define TX_ENTRY ;
+    #define TX_ENTRY_ARGS(args) ;
+    #define TX_EXIT ;
+    #define TX_EXIT_ARGS(args) ;
+    #define TX_LOG ;
+    #define TX_LOG_ARGS(args) ;
+#endif // ENABLETRACE
+
+
+#endif /* __TXLOGGER_H */