From: Joel Holdsworth <redacted>
Date: Sun, 2 Dec 2012 15:07:12 +0000 (+0000)
Subject: Added SigSession::signals_changed signals to indicate when signals are created
X-Git-Tag: pulseview-0.1.0~207
X-Git-Url: https://sigrok.org/gitaction?a=commitdiff_plain;h=69dd2b030f0bf289fe3132cf3c0f3725c578a916;p=pulseview.git

Added SigSession::signals_changed signals to indicate when signals are created
---

diff --git a/pv/sigsession.cpp b/pv/sigsession.cpp
index 137998bd..e8585c5f 100644
--- a/pv/sigsession.cpp
+++ b/pv/sigsession.cpp
@@ -167,6 +167,7 @@ void SigSession::data_feed_in(const struct sr_dev_inst *sdi,
 			}
 		}
 
+		signals_changed();
 		break;
 	}
 
diff --git a/pv/sigsession.h b/pv/sigsession.h
index 744d8340..763fc169 100644
--- a/pv/sigsession.h
+++ b/pv/sigsession.h
@@ -81,6 +81,8 @@ private:
 	std::auto_ptr<boost::thread> _sampling_thread;
 
 signals:
+	void signals_changed();
+
 	void data_updated();
 
 private:
diff --git a/pv/view/view.cpp b/pv/view/view.cpp
index c5465ff3..7a444f7c 100644
--- a/pv/view/view.cpp
+++ b/pv/view/view.cpp
@@ -79,6 +79,9 @@ View::View(SigSession &session, QWidget *parent) :
 		this, SLOT(h_scroll_value_changed(int)));
 	connect(verticalScrollBar(), SIGNAL(valueChanged(int)),
 		this, SLOT(v_scroll_value_changed(int)));
+
+	connect(&_session, SIGNAL(signals_changed()),
+		this, SLOT(signals_changed()));
 	connect(&_session, SIGNAL(data_updated()),
 		this, SLOT(data_updated()));
 
@@ -307,6 +310,11 @@ void View::v_scroll_value_changed(int value)
 	_viewport->update();
 }
 
+void View::signals_changed()
+{
+	reset_signal_layout();
+}
+
 void View::data_updated()
 {
 	// Get the new data length
@@ -326,9 +334,6 @@ void View::data_updated()
 
 	// Repaint the view
 	_viewport->update();
-
-	/// @todo: Call this only once when the signals are first created.
-	reset_signal_layout();
 }
 
 void View::marker_time_changed()
diff --git a/pv/view/view.h b/pv/view/view.h
index 3cd2646e..5a10ee9e 100644
--- a/pv/view/view.h
+++ b/pv/view/view.h
@@ -131,6 +131,7 @@ private slots:
 	void h_scroll_value_changed(int value);
 	void v_scroll_value_changed(int value);
 
+	void signals_changed();
 	void data_updated();
 
 	void marker_time_changed();