X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=pv%2Fglobalsettings.cpp;h=6b13df16e397fc44ab6dd2473b92bba1f316c58f;hp=915eaebcc9bee7df37981770f158117b60ffcd42;hb=d3feec232211b3acec6a323ca3b8008ed8b2faa0;hpb=88870fffb650365d2ece97e41981ad78fec06600

diff --git a/pv/globalsettings.cpp b/pv/globalsettings.cpp
index 915eaebc..6b13df16 100644
--- a/pv/globalsettings.cpp
+++ b/pv/globalsettings.cpp
@@ -19,6 +19,9 @@
 
 #include "globalsettings.hpp"
 
+#include <QByteArray>
+#include <QString>
+
 using std::function;
 using std::map;
 using std::multimap;
@@ -102,4 +105,37 @@ void GlobalSettings::undo_tracked_changes()
 	tracked_changes_.clear();
 }
 
+void GlobalSettings::store_gvariant(QSettings &settings, GVariant *v)
+{
+	const GVariantType *var_type = g_variant_get_type(v);
+	char *var_type_str = g_variant_type_dup_string(var_type);
+
+	QByteArray var_data = QByteArray((const char*)g_variant_get_data(v),
+		g_variant_get_size(v));
+
+	settings.setValue("value", var_data);
+	settings.setValue("type", var_type_str);
+
+	g_free(var_type_str);
+}
+
+GVariant* GlobalSettings::restore_gvariant(QSettings &settings)
+{
+	QString raw_type = settings.value("type").toString();
+	GVariantType *var_type = g_variant_type_new(raw_type.toUtf8());
+
+	QByteArray data = settings.value("value").toByteArray();
+
+	gpointer var_data = g_memdup((gconstpointer)data.constData(),
+		(guint)data.size());
+
+	GVariant *value = g_variant_new_from_data(var_type, var_data,
+		data.size(), false, g_free, var_data);
+
+	g_variant_type_free(var_type);
+
+	return value;
+}
+
+
 } // namespace pv