gr-qtgui: exposing double-click events through spectrumdisplayform and through to Python.

2 files changed, 44 insertions, 1 deletions

diff --git a/gr-qtgui/lib/spectrumdisplayform.cc b/gr-qtgui/lib/spectrumdisplayform.cc
index 804dbdd62..238c9889f 100644
--- a/gr-qtgui/lib/spectrumdisplayform.cc
+++ b/gr-qtgui/lib/spectrumdisplayform.cc
@@ -62,6 +62,19 @@ SpectrumDisplayForm::SpectrumDisplayForm(QWidget* parent)
   // Create a timer to update plots at the specified rate
   displayTimer = new QTimer(this);
   connect(displayTimer, SIGNAL(timeout()), this, SLOT(UpdateGuiTimer()));
+
+  // Connect double click signals up
+  connect(_frequencyDisplayPlot, SIGNAL(plotPointSelected(const QPointF)),
+	  this, SLOT(onFFTPlotPointSelected(const QPointF)));
+  
+  connect(_waterfallDisplayPlot, SIGNAL(plotPointSelected(const QPointF)),
+	  this, SLOT(onWFallPlotPointSelected(const QPointF)));
+  
+  connect(_timeDomainDisplayPlot, SIGNAL(plotPointSelected(const QPointF)),
+	  this, SLOT(onTimePlotPointSelected(const QPointF)));
+  
+  connect(_constellationDisplayPlot, SIGNAL(plotPointSelected(const QPointF)),
+	  this, SLOT(onConstPlotPointSelected(const QPointF)));
 }
 
 SpectrumDisplayForm::~SpectrumDisplayForm()
@@ -689,3 +702,27 @@ SpectrumDisplayForm::SetUpdateTime(double t)
   // QTimer class takes millisecond input
   displayTimer->start(d_update_time*1000);
 }
+
+void
+SpectrumDisplayForm::onFFTPlotPointSelected(const QPointF p)
+{
+  emit plotPointSelected(p, 1);
+}
+
+void
+SpectrumDisplayForm::onWFallPlotPointSelected(const QPointF p)
+{
+  emit plotPointSelected(p, 2);
+}
+
+void
+SpectrumDisplayForm::onTimePlotPointSelected(const QPointF p)
+{
+  emit plotPointSelected(p, 3);
+}
+
+void
+SpectrumDisplayForm::onConstPlotPointSelected(const QPointF p)
+{
+  emit plotPointSelected(p, 4);
+}
diff --git a/gr-qtgui/lib/spectrumdisplayform.h b/gr-qtgui/lib/spectrumdisplayform.h
index 794a8c58e..860edf2d1 100644
--- a/gr-qtgui/lib/spectrumdisplayform.h
+++ b/gr-qtgui/lib/spectrumdisplayform.h
@@ -71,7 +71,13 @@ private slots:
   void newFrequencyData( const SpectrumUpdateEvent* );
   void UpdateGuiTimer();
 
-protected:
+  void onFFTPlotPointSelected(const QPointF p);
+  void onWFallPlotPointSelected(const QPointF p);
+  void onTimePlotPointSelected(const QPointF p);
+  void onConstPlotPointSelected(const QPointF p);
+
+signals:
+  void plotPointSelected(const QPointF p, int type);
 
 private:
   void _AverageHistory( const double * newBuffer );