Fix bug #477 by keeping track of visible rows, not just titles

[pulseview.git] / pv / view / trace.cpp

diff --git a/pv/view/trace.cpp b/pv/view/trace.cpp
index 7aa199c6ec1ca89acd3cbff98c247f755ae5fe95..61a002bb80f422a042f300c9d01526b04d810730 100644 (file)
--- a/pv/view/trace.cpp
+++ b/pv/view/trace.cpp
@@ -42,6 +42,7 @@ const QPen Trace::AxisPen(QColor(128, 128, 128, 64));
 const int Trace::LabelHitPadding = 2;
 
 Trace::Trace(QString name) :
+       _view(NULL),
        _name(name),
        _v_offset(0),
        _popup(NULL),
@@ -82,7 +83,15 @@ void Trace::set_v_offset(int v_offset)
 void Trace::set_view(pv::view::View *view)
 {
        assert(view);
+
+       if (_view)
+               disconnect(_view, SIGNAL(hover_point_changed()),
+                       this, SLOT(on_hover_point_changed()));
+
        _view = view;
+
+       connect(view, SIGNAL(hover_point_changed()),
+               this, SLOT(on_hover_point_changed()));
 }
 
 void Trace::paint_back(QPainter &p, int left, int right)
@@ -264,8 +273,6 @@ void Trace::populate_popup_form(QWidget *parent, QFormLayout *form)
 {
        QLineEdit *const name_edit = new QLineEdit(parent);
        name_edit->setText(_name);
-       name_edit->selectAll();
-       name_edit->setFocus();
        connect(name_edit, SIGNAL(textChanged(const QString&)),
                this, SLOT(on_text_changed(const QString&)));
        form->addRow(tr("Name"), name_edit);
@@ -273,6 +280,10 @@ void Trace::populate_popup_form(QWidget *parent, QFormLayout *form)
        add_colour_option(parent, form);
 }
 
+void Trace::hover_point_changed()
+{
+}
+
 void Trace::on_popup_closed()
 {
        _popup = NULL;
@@ -291,5 +302,10 @@ void Trace::on_colour_changed(const QColor &colour)
        colour_changed();
 }
 
+void Trace::on_hover_point_changed()
+{
+       hover_point_changed();
+}
+
 } // namespace view
 } // namespace pv