X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fprop%2Fdouble.cpp;h=93b45d327362f93b12595a4249e154bcdac0bb14;hp=6f6fe0c1ea7e228ca7ed1487efa13e7202a3f5c2;hb=005cd4a714981dab06c5a59b7512e19efb03e24d;hpb=9b25892767cee1d871ac18beb025033e905b28ae

diff --git a/pv/prop/double.cpp b/pv/prop/double.cpp
index 6f6fe0c1..93b45d32 100644
--- a/pv/prop/double.cpp
+++ b/pv/prop/double.cpp
@@ -24,8 +24,8 @@
 
 #include "double.h"
 
-using namespace std;
-using namespace boost;
+using boost::optional;
+using std::pair;
 
 namespace pv {
 namespace prop {
@@ -46,11 +46,19 @@ Double::Double(QString name,
 {
 }
 
-QWidget* Double::get_widget(QWidget *parent)
+Double::~Double()
+{
+}
+
+QWidget* Double::get_widget(QWidget *parent, bool auto_commit)
 {
 	if (_spin_box)
 		return _spin_box;
 
+	GVariant *const value = _getter ? _getter() : NULL;
+	if (!value)
+		return NULL;
+
 	_spin_box = new QDoubleSpinBox(parent);
 	_spin_box->setDecimals(_decimals);
 	_spin_box->setSuffix(_suffix);
@@ -59,12 +67,12 @@ QWidget* Double::get_widget(QWidget *parent)
 	if (_step)
 		_spin_box->setSingleStep(*_step);
 
-	GVariant *const value = _getter ? _getter() : NULL;
+	_spin_box->setValue(g_variant_get_double(value));
+	g_variant_unref(value);
 
-	if (value) {
-		_spin_box->setValue(g_variant_get_double(value));
-		g_variant_unref(value);
-	}
+	if (auto_commit)
+		connect(_spin_box, SIGNAL(valueChanged(double)),
+			this, SLOT(on_value_changed(double)));
 
 	return _spin_box;
 }
@@ -79,5 +87,10 @@ void Double::commit()
 	_setter(g_variant_new_double(_spin_box->value()));
 }
 
+void Double::on_value_changed(double)
+{
+	commit();
+}
+
 } // prop
 } // pv