QmlProfiler: stop timer on failed connection

Reviewed-by: Kai Koehne

src/plugins/qmlprofiler/qmlprofilerengine.cpp

@@ -102,7 +102,6 @@ void QmlProfilerEngine::start()
 
 void QmlProfilerEngine::stop()
 {
-    d->m_running = false;
     if (d->m_fetchingData)
         emit stopRecording();
     else
@@ -116,14 +115,15 @@ void QmlProfilerEngine::spontaneousStop()
     emit finished();
 }
 
-void QmlProfilerEngine::setFetchingData(bool b) {
+void QmlProfilerEngine::setFetchingData(bool b)
+{
     d->m_fetchingData = b;
-    }
+}
 
 void QmlProfilerEngine::finishProcess()
 {
-    // user stop?
-    if (!d->m_running) {
+    if (d->m_running) {
+        d->m_running = false;
         if (d->m_process) {
             disconnect(d->m_process,SIGNAL(finished(int)),this,SLOT(spontaneousStop()));
             if (d->m_process->state() == QProcess::Running) {

src/plugins/qmlprofiler/qmlprofilertool.cpp

@@ -123,6 +123,7 @@ public:
     bool m_isAttached;
     QAction *m_attachAction;
     QToolButton *m_recordButton;
+    bool m_recordingEnabled;
 };
 
 QmlProfilerTool::QmlProfilerTool(QObject *parent)
@@ -135,6 +136,7 @@ QmlProfilerTool::QmlProfilerTool(QObject *parent)
      d->m_runConfiguration = 0;
      d->m_isAttached = false;
      d->m_attachAction = 0;
+     d->m_recordingEnabled = true;
 }
 
 QmlProfilerTool::~QmlProfilerTool()
@@ -180,6 +182,7 @@ IAnalyzerEngine *QmlProfilerTool::createEngine(const AnalyzerStartParameters &sp
     connect(engine, SIGNAL(finished()), this, SLOT(disconnectClient()));
     connect(engine, SIGNAL(stopRecording()), this, SLOT(stopRecording()));
     connect(d->m_traceWindow, SIGNAL(viewUpdated()), engine, SLOT(finishProcess()));
+    connect(this, SIGNAL(connectionFailed()), engine, SLOT(finishProcess()));
     connect(this, SIGNAL(fetchingData(bool)), engine, SLOT(setFetchingData(bool)));
     emit fetchingData(d->m_recordButton->isChecked());
 
@@ -292,11 +295,14 @@ void QmlProfilerTool::connectClient()
     d->m_client->waitForConnected();
 
     if (d->m_client->isConnected()) {
+        d->m_traceWindow->setRecording(d->m_recordingEnabled);
         if (QmlProfilerPlugin::debugOutput)
             qWarning("QmlProfiler: connected and running");
     } else {
+        d->m_traceWindow->setRecording(false);
         if (QmlProfilerPlugin::debugOutput)
             qWarning("QmlProfiler: Failed to connect: %s", qPrintable(d->m_client->errorString()));
+        emit connectionFailed();
     }
 
     if (d->m_traceWindow->isRecording())
@@ -311,7 +317,6 @@ void QmlProfilerTool::disconnectClient()
 
 void QmlProfilerTool::startRecording()
 {
-   d->m_traceWindow->setRecordAtStart(true);
     if (d->m_client->isConnected()) {
         clearDisplay();
         d->m_traceWindow->setRecording(true);
@@ -321,14 +326,13 @@ void QmlProfilerTool::startRecording()
 
 void QmlProfilerTool::stopRecording()
 {
-    d->m_traceWindow->setRecordAtStart(d->m_recordButton->isChecked());
-    if (d->m_client->isConnected())
-        d->m_traceWindow->setRecording(false);
+    d->m_traceWindow->setRecording(false);
     emit fetchingData(false);
 }
 
 void QmlProfilerTool::setRecording(bool recording)
 {
+    d->m_recordingEnabled = recording;
     if (recording)
         startRecording();
     else

src/plugins/qmlprofiler/qmlprofilertool.h

@@ -79,6 +79,7 @@ public slots:
 signals:
     void setTimeLabel(const QString &);
     void fetchingData(bool);
+    void connectionFailed();
 
 public:
     // Todo: configurable parameters

src/plugins/qmlprofiler/tracewindow.cpp

@@ -161,10 +161,14 @@ void TracePlugin::setRecording(bool v)
 {
     if (v == m_recording)
         return;
-    QByteArray ba;
-    QDataStream stream(&ba, QIODevice::WriteOnly);
-    stream << v;
-    sendMessage(ba);
+
+    if (status() == Enabled) {
+        QByteArray ba;
+        QDataStream stream(&ba, QIODevice::WriteOnly);
+        stream << v;
+        sendMessage(ba);
+    }
+
     m_recording = v;
     emit recordingChanged(v);
 }
@@ -262,7 +266,7 @@ void TracePlugin::messageReceived(const QByteArray &data)
 
 TraceWindow::TraceWindow(QWidget *parent)
 : QWidget(parent),
-  m_plugin(0), m_recordAtStart(false)
+  m_plugin(0)
 {
     setObjectName(tr("Qml Performance Monitor"));
 
@@ -300,8 +304,6 @@ void TraceWindow::reset(QDeclarativeDebugConnection *conn)
     m_plugin = new TracePlugin(conn);
     connect(m_plugin,SIGNAL(complete()), this, SIGNAL(viewUpdated()));
     connect(m_plugin,SIGNAL(range(int,qint64,qint64,QStringList,QString,int)),this,SIGNAL(range(int,qint64,qint64,QStringList,QString,int)));
-    if (m_recordAtStart)
-        m_plugin->setRecording(true);
 
     m_view->rootContext()->setContextProperty("connection", m_plugin);
     m_view->setSource(QUrl("qrc:/qmlprofiler/MainView.qml"));
@@ -327,11 +329,6 @@ void TraceWindow::clearDisplay()
         m_plugin->clearView();
 }
 
-void TraceWindow::setRecordAtStart(bool record)
-{
-    m_recordAtStart = record;
-}
-
 void TraceWindow::setRecording(bool recording)
 {
     m_plugin->setRecording(recording);

src/plugins/qmlprofiler/tracewindow.h

@@ -63,7 +63,6 @@ public:
     ~TraceWindow();
 
     void reset(QDeclarativeDebugConnection *conn);
-    void setRecordAtStart(bool record);
 
     void setRecording(bool recording);
     bool isRecording() const;
@@ -82,7 +81,6 @@ signals:
 private:
     TracePlugin *m_plugin;
     QSize m_sizeHint;
-    bool m_recordAtStart;
 
     QDeclarativeView *m_view;
 };