Adjust trace view header width when signal names change

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

diff --git a/pv/views/trace/view.cpp b/pv/views/trace/view.cpp
index bda056acbdec6c4a3a6521d22075507651b1dfde..269768669a5a44b8c94ac30c8ee7cbc9d2a2252f 100644 (file)
--- a/pv/views/trace/view.cpp
+++ b/pv/views/trace/view.cpp
@@ -253,6 +253,9 @@ void View::add_signal(const shared_ptr<Signal> signal)
 {
        ViewBase::add_signalbase(signal->base());
        signals_.insert(signal);
+
+       connect(signal->base().get(), SIGNAL(name_changed(const QString&)),
+               this, SLOT(on_signal_name_changed()));
 }
 
 #ifdef ENABLE_DECODE
@@ -266,6 +269,9 @@ void View::add_decode_signal(shared_ptr<data::DecodeSignal> signal)
        shared_ptr<DecodeTrace> d(
                new DecodeTrace(session_, signal, decode_traces_.size()));
        decode_traces_.push_back(d);
+
+       connect(signal.get(), SIGNAL(name_changed(const QString&)),
+               this, SLOT(on_signal_name_changed()));
 }
 
 void View::remove_decode_signal(shared_ptr<data::DecodeSignal> signal)
@@ -356,6 +362,9 @@ void View::restore_settings(QSettings &settings)
 
        settings_restored_ = true;
        suppress_zoom_to_fit_after_acq_ = true;
+
+       // Update the ruler so that it uses the new scale
+       calculate_tick_spacing();
 }
 
 vector< shared_ptr<TimeItem> > View::time_items() const
@@ -1084,6 +1093,12 @@ void View::extents_changed(bool horz, bool vert)
        lazy_event_handler_.start();
 }
 
+void View::on_signal_name_changed()
+{
+       if (!header_was_shrunk())
+               expand_header_to_fit();
+}
+
 void View::on_splitter_moved()
 {
        // Setting the maximum width of the header widget doesn't work as
@@ -1360,6 +1375,16 @@ void View::capture_state_updated(int state)
        }
 }
 
+void View::on_segment_changed(int segment)
+{
+       current_segment_ = segment - 1;
+
+       for (shared_ptr<Signal> signal : signals_)
+               signal->set_current_segment(current_segment_);
+
+       viewport_->update();
+}
+
 void View::perform_delayed_view_update()
 {
        if (always_zoom_to_fit_) {