AnalogSignal: Make threshold neutral area darker

[pulseview.git] / pv / prop / string.cpp

diff --git a/pv/prop/string.cpp b/pv/prop/string.cpp
index 7fcc656958b9fed74d6f91c89f29e2ebe58d429e..96a83422e0a3e2a026336845ac20c72c876e7d35 100644 (file)
--- a/pv/prop/string.cpp
+++ b/pv/prop/string.cpp
@@ -14,58 +14,66 @@
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301 USA
+ * along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
-#include <assert.h>
+#include <cassert>
 
 #include <QLineEdit>
 #include <QSpinBox>
 
-#include "string.h"
+#include "string.hpp"
+
+using std::string;
+
+using Glib::ustring;
 
 namespace pv {
 namespace prop {
 
 String::String(QString name,
+       QString desc,
        Getter getter,
        Setter setter) :
-       Property(name, getter, setter),
-       _line_edit(NULL)
+       Property(name, desc, getter, setter),
+       line_edit_(nullptr)
 {
 }
 
 QWidget* String::get_widget(QWidget *parent, bool auto_commit)
 {
-       if (_line_edit)
-               return _line_edit;
+       if (line_edit_)
+               return line_edit_;
+
+       if (!getter_)
+               return nullptr;
+
+       Glib::VariantBase variant = getter_();
+       if (!variant.gobj())
+               return nullptr;
 
-       GVariant *const value = _getter ? _getter() : NULL;
-       if (!value)
-               return NULL;
+       string value = Glib::VariantBase::cast_dynamic<Glib::Variant<ustring>>(
+               variant).get();
 
-       _line_edit = new QLineEdit(parent);
-       _line_edit->setText(QString::fromUtf8(
-               g_variant_get_string(value, NULL)));
-       g_variant_unref(value);
+       line_edit_ = new QLineEdit(parent);
+       line_edit_->setText(QString::fromStdString(value));
 
        if (auto_commit)
-               connect(_line_edit, SIGNAL(textEdited(const QString&)),
+               connect(line_edit_, SIGNAL(textEdited(const QString&)),
                        this, SLOT(on_text_edited(const QString&)));
 
-       return _line_edit;
+       return line_edit_;
 }
 
 void String::commit()
 {
-       assert(_setter);
+       assert(setter_);
 
-       if (!_line_edit)
+       if (!line_edit_)
                return;
 
-       QByteArray ba = _line_edit->text().toLocal8Bit();
-       _setter(g_variant_new_string(ba.data()));
+       QByteArray ba = line_edit_->text().toLocal8Bit();
+       setter_(Glib::Variant<ustring>::create(ba.data()));
 }
 
 void String::on_text_edited(const QString&)
@@ -73,5 +81,5 @@ void String::on_text_edited(const QString&)
        commit();
 }
 
-} // prop
-} // pv
+}  // namespace prop
+}  // namespace pv