Enable single-click to show object details.

+ Use run-clang-tidy in format script.
+ Fix missing return in QtkWidgetManager.
+ Fix CI tag ref.
+ Add output when starting GUI to explain controls.

src/designer-plugins/qtkwidget.cpp

@@ -98,6 +98,18 @@ void QtkWidget::initializeGL()
             this,
             SLOT(messageLogged(QOpenGLDebugMessage)));
     mDebugLogger->startLogging();
+    mConsole->sendLog(
+        "Object files such as .obj can be dragged into the scene to load new "
+        "models.",
+        DebugContext::Warn);
+    mConsole->sendLog("Click and hold LMB or RMB to move the camera with WASD.",
+                      DebugContext::Warn);
+    mConsole->sendLog(
+        "Click an object name in the side panel to view or modify properties.",
+        DebugContext::Warn);
+    mConsole->sendLog(
+        "Double click an object name to move the camera to it's position.",
+        DebugContext::Warn);
   }
 
   printContextInformation();

src/designer-plugins/qtkwidget.h

@@ -264,6 +264,7 @@ namespace Qtk
               << "[QtkWidgetManager " << this
               << " ] Failed to add a QtkWidget with the previously used name '"
               << name << "'";
+          return;
         }
         qDebug() << this << " Adding new QtkWidget named '" << name << "'";
         mQtkWidgets[name] = widget;

src/designer-plugins/treeview.cpp

@@ -19,6 +19,8 @@ Qtk::TreeView::TreeView(QWidget * parent) :
     QDockWidget(parent), ui(new Ui::TreeView)
 {
   ui->setupUi(this);
+  connect(
+      ui->treeWidget, &QTreeWidget::itemClicked, this, &TreeView::itemSelect);
   connect(ui->treeWidget,
           &QTreeWidget::itemDoubleClicked,
           this,
@@ -72,3 +74,10 @@ void Qtk::TreeView::itemFocus(QTreeWidgetItem * item, int column)
   // Emit signal from qtk widget for new object focus. Triggers GUI updates.
   emit QtkWidget::mWidgetManager.get_widget()->objectFocusChanged(name);
 }
+
+void Qtk::TreeView::itemSelect(QTreeWidgetItem * item, int column)
+{
+  // Emit signal from qtk widget for new object focus. Triggers GUI updates.
+  const QString & name = item->text(column);
+  emit QtkWidget::mWidgetManager.get_widget()->objectFocusChanged(name);
+}

src/designer-plugins/treeview.h

@@ -58,6 +58,16 @@ namespace Qtk
        */
       void itemFocus(QTreeWidgetItem * item, int column);
 
+      /**
+       * Set the object to show details for.
+       * Triggered by QTreeWidget::itemClicked signal.
+       *
+       * @param item The item that was clicked
+       * @param column The column of the item that was double clicked.
+       *    This param is currently not used but required for this signal.
+       */
+      void itemSelect(QTreeWidgetItem * item, int column);
+
     private:
       /*************************************************************************
        * Private Members