remove unneeded handle

src/widgets/pages/welcome.rs

@@ -4,14 +4,12 @@ use libhandy::prelude::HeaderBarExt;
 
 pub struct WelcomePageWidget {
     pub widget: gtk::Box,
-    handle: libhandy::WindowHandle,
 }
 
 impl WelcomePageWidget {
     pub fn new() -> Self {
         let widget = gtk::Box::new(gtk::Orientation::Vertical, 0);
-        let handle = libhandy::WindowHandle::new();
-        let welcome_page = Self { widget, handle };
+        let welcome_page = Self { widget };
 
         welcome_page.init();
         welcome_page
@@ -72,9 +70,7 @@ impl WelcomePageWidget {
         headerbar.set_show_close_button(true);
         headerbar.set_title(Some(&gettext("Welcome Tour")));
 
-        self.handle.add(&headerbar);
-
-        self.widget.add(&self.handle);
+        self.widget.add(&headerbar);
         self.widget.add(&container);
     }
 }

src/widgets/window.rs

@@ -48,6 +48,8 @@ impl Window {
         self.widget.set_default_size(920, 640);
         self.deck.set_transition_type(libhandy::DeckTransitionType::Slide);
         self.deck.set_transition_duration(300);
+        self.deck.set_can_swipe_back(true);
+        self.deck.set_can_swipe_forward(true);
 
         // Devel Profile
         if PROFILE == "Devel" {
@@ -56,7 +58,7 @@ impl Window {
 
         self.deck.add(&self.welcome_page.widget);
 
-        self.paginator.borrow().add_page(Box::new(ImagePageWidget::new(
+        self.paginator.borrow_mut().add_page(Box::new(ImagePageWidget::new(
             "/org/gnome/Tour/activities.svg",
             gettext("Activities Overview"),
             gettext("Open Activities to start apps"),