benchmark_toolbox: reorganize tabs

Source/Benchmark-Toolbox/lib/borealis/library/include/borealis/views/sidebar.hpp

@@ -84,6 +84,11 @@ class Sidebar : public ScrollingFrame
      */
     void addItem(std::string label, GenericEvent::Callback focusCallback);
 
+    /**
+     * Adds a non-focusable section header to this sidebar.
+     */
+    void addHeader(std::string label);
+
     /**
      * Adds a separator to this sidebar.
      */

Source/Benchmark-Toolbox/lib/borealis/library/include/borealis/views/tab_frame.hpp

@@ -37,6 +37,7 @@ class TabFrame : public AppletFrame
     void handleXMLElement(tinyxml2::XMLElement* element) override;
 
     void addTab(std::string label, TabViewCreator creator);
+    void addHeader(std::string label);
     void addSeparator();
 
     static View* create();

Source/Benchmark-Toolbox/lib/borealis/library/lib/views/sidebar.cpp

@@ -157,6 +157,19 @@ void Sidebar::addItem(std::string label, GenericEvent::Callback focusCallback)
     this->contentBox->addView(item);
 }
 
+void Sidebar::addHeader(std::string label)
+{
+    Label* header = new Label();
+    header->setText(label);
+    header->setFontSize(15.0f);
+    header->setTextColor(nvgRGB(120, 130, 140));
+    header->setMarginTop(18.0f);
+    header->setMarginBottom(4.0f);
+    header->setMarginLeft(12.0f);
+
+    this->contentBox->addView(header);
+}
+
 void Sidebar::addSeparator()
 {
     this->contentBox->addView(new SidebarSeparator());

Source/Benchmark-Toolbox/lib/borealis/library/lib/views/tab_frame.cpp

@@ -75,6 +75,11 @@ void TabFrame::addTab(std::string label, TabViewCreator creator)
     });
 }
 
+void TabFrame::addHeader(std::string label)
+{
+    this->sidebar->addHeader(label);
+}
+
 void TabFrame::addSeparator()
 {
     this->sidebar->addSeparator();