feat: use EchidnaSidebar in window ui file

src/components/window/imp.rs

@@ -1,7 +1,7 @@
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at https://mozilla.org/MPL/2.0/. */
- 
+
 use gtk::prelude::*;
 use gtk::subclass::prelude::*;
 use gtk::CompositeTemplate;
@@ -11,6 +11,8 @@ use gtk::CompositeTemplate;
 pub struct EchidnaWindow {
     #[template_child]
     pub notebook: TemplateChild<gtk::Notebook>,
+    #[template_child]
+    pub sidebar: TemplateChild<super::super::sidebar::EchidnaSidebar>,
 }
 
 #[glib::object_subclass]
@@ -19,7 +21,6 @@ impl ObjectSubclass for EchidnaWindow {
     type Type = super::EchidnaWindow;
     type ParentType = gtk::ApplicationWindow;
 
-
     fn class_init(class: &mut Self::Class) {
         Self::bind_template(class);
     }

src/components/window/window.ui

@@ -15,7 +15,7 @@
           <object class="GtkBox" id="bars-box">
             <property name="vexpand">1</property>
             <child>
-              <object class="GtkStackSidebar" id="sidebar"></object>
+              <object class="EchidnaSidebar" id="sidebar"></object>
             </child>
             <child>
               <placeholder />
@@ -26,6 +26,7 @@
                 <child>
                 -->
               <object class="GtkNotebook" id="notebook">
+                <property name="hexpand">1</property>
                 <child>
                   <object id="getting-started" class="GtkLabel">
                     <property name="label">Hello from Echidna!</property>