Add HeaderBar and background

XeRelease_Gtkmm3/src/MyWin.cc

@@ -1,18 +1,43 @@
 #include "MyWin.hh"
 #include "img7.xpm"
 
-MyWin::MyWin(){
+MyWin::MyWin()
+:btn_box(Gtk::ORIENTATION_VERTICAL,5),
+btn_ver("Xe-Ver")
+{
     //Initalize window
     set_icon_name("org.gtk.daleclack");
-    set_default_size(640,360); 
+    set_default_size(640,360);
+
+    //Add HeaderBar
+    header.set_title("Xe Release 12");
+    header.set_show_close_button();
+    header.set_decoration_layout("close,minimize:menu");
+    set_titlebar(header);
+
     //Set Background Image
     auto pixbuf=Gdk::Pixbuf::create_from_xpm_data(img7);
     auto sized=pixbuf->scale_simple(640,360,Gdk::INTERP_BILINEAR);
     gtk_image_set_from_pixbuf(background.gobj(),sized->gobj());
     overlay.add(background);
+
+    //Initalize combobox
+    combo.append("Longterm");
+    combo.append("Stable");
+    combo.append("Development");
+    combo.set_active(1);
+
+    //Add Main Controls
+    btn_box.set_halign(Gtk::ALIGN_CENTER);
+    btn_box.set_valign(Gtk::ALIGN_CENTER);
+    btn_box.pack_start(combo,Gtk::PACK_SHRINK);
+    btn_box.pack_start(btn_ver,Gtk::PACK_SHRINK);
+    overlay.add_overlay(btn_box);
+
     //Show everything
     add(overlay);
     show_all_children();
+
     //Free Memory
     pixbuf.reset();
     sized.reset();

XeRelease_Gtkmm3/src/MyWin.hh

@@ -6,6 +6,11 @@ class MyWin : public Gtk::Window{
 public:
     MyWin();
 private:
+    //Child Widgets
     Gtk::Image background;
     Gtk::Overlay overlay;
+    Gtk::Box btn_box;
+    Gtk::ComboBoxText combo;
+    Gtk::Button btn_ver;
+    Gtk::HeaderBar header;
 };