X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fprop%2Fbool.cpp;h=e0e052fc6b2b377c3d580192beda10793d331884;hp=ad9a13e7c0e05bc710fc7d385b6ad7e6b22a04be;hb=5be76b1a8c3b4975c02f685ceaa02cdb69d1dccc;hpb=f459c5400e067c4389c472b84194d760e7bfd585

diff --git a/pv/prop/bool.cpp b/pv/prop/bool.cpp
index ad9a13e7..e0e052fc 100644
--- a/pv/prop/bool.cpp
+++ b/pv/prop/bool.cpp
@@ -24,9 +24,6 @@
 
 #include "bool.h"
 
-using namespace std;
-using namespace boost;
-
 namespace pv {
 namespace prop {
 
@@ -40,20 +37,23 @@ Bool::~Bool()
 {
 }
 
-QWidget* Bool::get_widget(QWidget *parent)
+QWidget* Bool::get_widget(QWidget *parent, bool auto_commit)
 {
 	if (_check_box)
 		return _check_box;
 
-	_check_box = new QCheckBox(name(), parent);
-
 	GVariant *const value = _getter ? _getter() : NULL;
+	if (!value)
+		return NULL;
+
+	_check_box = new QCheckBox(name(), parent);
+	_check_box->setCheckState(g_variant_get_boolean(value) ?
+		Qt::Checked : Qt::Unchecked);
+	g_variant_unref(value);
 
-	if (value) {
-		_check_box->setCheckState(g_variant_get_boolean(value) ?
-			Qt::Checked : Qt::Unchecked);
-		g_variant_unref(value);
-	}
+	if (auto_commit)
+		connect(_check_box, SIGNAL(stateChanged(int)),
+			this, SLOT(on_state_changed(int)));
 
 	return _check_box;
 }
@@ -74,5 +74,10 @@ void Bool::commit()
 		_check_box->checkState() == Qt::Checked));
 }
 
+void Bool::on_state_changed(int)
+{
+	commit();
+}
+
 } // prop
 } // pv