1 files changed, 44 insertions, 0 deletions
diff --git a/src/trace.cpp b/src/trace.cpp
new file mode 100644
index 0000000..c41247e
--- /dev/null
+++ b/src/trace.cpp
@@ -0,0 +1,44 @@
+#ifdef ENABLE_TRACING
+#include <qapplication.h>
+#include <qtextedit.h>
+#include <qfile.h>
+#include <stdio.h>
+
+static QTextEdit *tracer = NULL;
+
+void TRACER(QtMsgType, const char *msg)
+{
+  tracer->append(&msg[*msg == '~' ? 1 : 0]);
+  if (msg[0] != '~')
+  {
+    fprintf(stderr, msg);
+    fprintf(stderr, "\r\n");
+  }
+}
+
+void INIT_TRACE()
+{
+  if (tracer) return;     // de javu
+  tracer = new QTextEdit();
+  tracer->setTextFormat(Qt::LogText);
+  tracer->setMaxLogLines(10000);
+  tracer->resize(750, 300);
+  qInstallMsgHandler(TRACER);
+}
+
+void SHOW_TRACE()
+{
+  tracer->show();
+}
+
+void DUMP_TRACE(const char *f)
+{
+  QFile file(f); // Write the text to a file
+  if (file.open(IO_WriteOnly))
+  {
+    QTextStream stream(&file);
+    stream << tracer->text();
+  }
+}
+
+#endif // ENABLE_TRACER