chore: tweak ux for particles

src/MainWindow.cpp

@@ -23,7 +23,7 @@ MainWindow::MainWindow(QWidget *parent)
 
   ui = new Ui::MainWindow;
   ui->setupUi(this);
-  this->setWindowFlags(Qt::FramelessWindowHint);
+  // this->setWindowFlags(Qt::FramelessWindowHint);
 
   ui->splitter->setStretchFactor(0, 1);
   ui->splitter->setStretchFactor(1, 1);
@@ -121,11 +121,21 @@ void MainWindow::setupModels()
   m_particleListModel = new ParticleListModel(m_data, this);
   ui->particlesView->setModel(m_particleListModel);
 
+  // Configure particle list view to use ellipses for long text
+  ui->particlesView->setHorizontalScrollBarPolicy(Qt::ScrollBarAlwaysOff);
+  ui->particlesView->setTextElideMode(Qt::ElideRight);
+
   // Connect selection changes
   connect(ui->topLevelParticlesView->selectionModel(),
           &QItemSelectionModel::selectionChanged,
           this,
           &MainWindow::onTreeSelectionChanged);
+
+  // Connect particle selection changes
+  connect(ui->particlesView->selectionModel(),
+          &QItemSelectionModel::selectionChanged,
+          this,
+          &MainWindow::onParticleSelectionChanged);
 }
 
 void MainWindow::onTreeSelectionChanged(
@@ -160,8 +170,28 @@ void MainWindow::onTreeSelectionChanged(
       ui->particlesView->setFocus();
     }
   }
-  else
+  else // network selected
   {
     m_particleListModel->setStreamId(QString());
   }
 }
+
+void MainWindow::onParticleSelectionChanged(
+    const QItemSelection &selected,
+    const QItemSelection &deselected)
+{
+  Q_UNUSED(deselected);
+
+  if (selected.indexes().isEmpty())
+  {
+    ui->label->setText("");
+    return;
+  }
+
+  QModelIndex index = selected.indexes().first();
+  const Particle *particle = m_particleListModel->particleAtRow(index.row());
+  if (particle)
+  {
+    ui->label->setText(particle->summary);
+  }
+}