Make sure we reset the state when loading another trace file

fixes issue #41

4 files changed, 14 insertions, 2 deletions

diff --git a/common/trace_parser.cpp b/common/trace_parser.cpp
index a728577..2eff0cd 100644
--- a/common/trace_parser.cpp
+++ b/common/trace_parser.cpp
@@ -148,6 +148,8 @@ void Parser::close(void) {
         }
     }
     bitmasks.clear();
+
+    next_call_no = 0;
 }
 
 
diff --git a/gui/apitrace.cpp b/gui/apitrace.cpp
index bc86209..edf98b9 100644
--- a/gui/apitrace.cpp
+++ b/gui/apitrace.cpp
@@ -148,10 +148,12 @@ void ApiTrace::setFileName(const QString &name)
 {
     if (m_fileName != name) {
         m_fileName = name;
+        m_tempFileName = QString();
 
         m_frames.clear();
         m_errors.clear();
         m_editedCalls.clear();
+        m_queuedErrors.clear();
         m_needsSaving = false;
         emit invalidated();
 
diff --git a/gui/traceloader.cpp b/gui/traceloader.cpp
index 0fee815..cf9b37b 100644
--- a/gui/traceloader.cpp
+++ b/gui/traceloader.cpp
@@ -38,6 +38,16 @@ void TraceLoader::loadTrace(const QString &filename)
         loadHelpFile();
     }
 
+    if (!m_frameBookmarks.isEmpty()) {
+        qDeleteAll(m_signatures);
+        qDeleteAll(m_enumSignatures);
+        m_signatures.clear();
+        m_enumSignatures.clear();
+        m_frameBookmarks.clear();
+        m_createdFrames.clear();
+        m_parser.close();
+    }
+
     if (!m_parser.open(filename.toLatin1())) {
         qDebug() << "error: failed to open " << filename;
         return;
@@ -51,7 +61,6 @@ void TraceLoader::loadTrace(const QString &filename)
         //Load the entire file into memory
         parseTrace();
     }
-
     emit finishedParsing();
 }
 
diff --git a/gui/traceloader.h b/gui/traceloader.h
index 4b88ec6..e950b09 100644
--- a/gui/traceloader.h
+++ b/gui/traceloader.h
@@ -85,7 +85,6 @@ private:
 
 private:
     Trace::Parser m_parser;
-    QString m_fileName;
     ApiTrace::FrameMarker m_frameMarker;
 
     typedef QMap<int, FrameBookmark> FrameBookmarks;