QmlProfiler: Set the future to finished after loading all events

Change-Id: I9b23eb5a10558279a47b9bcc106430d5c2b802e0
Task-number: QTCREATORBUG-20508
Reviewed-by: Tobias Hunger <tobias.hunger@qt.io>

src/libs/tracing/timelinetracefile.cpp

@@ -67,6 +67,11 @@ void TimelineTraceFile::fail(const QString &message)
     m_future.cancel();
 }
 
+void TimelineTraceFile::finish()
+{
+    m_future.reportFinished();
+}
+
 bool TimelineTraceFile::isCanceled() const
 {
     return m_future.isCanceled();

src/libs/tracing/timelinetracefile.h

@@ -64,7 +64,9 @@ public:
 
     virtual void save(QIODevice *device) = 0;
     virtual void load(QIODevice *device) = 0;
+
     void fail(const QString &message);
+    void finish();
 
     void setTraceStart(qint64 traceStart) { m_traceStart = traceStart; }
     qint64 traceStart() const { return m_traceStart; }

src/plugins/qmlprofiler/qmlprofilertracefile.cpp

@@ -191,6 +191,8 @@ void QmlProfilerTraceFile::loadQtd(QIODevice *device)
 
     if (stream.hasError())
         fail(tr("Error while parsing trace data file: %1").arg(stream.errorString()));
+    else
+        finish();
 }
 
 void QmlProfilerTraceFile::loadQzt(QIODevice *device)
@@ -285,6 +287,8 @@ void QmlProfilerTraceFile::loadQzt(QIODevice *device)
         buffer.close();
         setDeviceProgress(device);
     }
+
+    finish();
 }
 
 void QmlProfilerTraceFile::addEventsProgress(qint64 timestamp)