[gnome-games/wip/exalm/views: 106/109] display-view: Handle mouse back button

[Alexander Mikhaylenko <alexm src gnome org>]

commit 3c79cf0bdef01329e8706cfae395421b04749ce0
Author: Alexander Mikhaylenko <exalm7659 gmail com>
Date:   Thu Oct 4 21:42:35 2018 +0500

    display-view: Handle mouse back button

 src/ui/application-window.vala | 11 +----------
 src/ui/display-view.vala       |  6 ++++++
 2 files changed, 7 insertions(+), 10 deletions(-)
---
diff --git a/src/ui/application-window.vala b/src/ui/application-window.vala
index eea9a3b1..92ac9a8d 100644
--- a/src/ui/application-window.vala
+++ b/src/ui/application-window.vala
@@ -209,16 +209,7 @@ private class Games.ApplicationWindow : Gtk.ApplicationWindow {
 
        [GtkCallback]
        public bool on_button_pressed (Gdk.EventButton event) {
-               // Mouse button 8 is the navigation previous button
-               if (event.button == 8) {
-                       if (current_view != display_view)
-                               return false;
-
-                       on_display_back ();
-                       return true;
-               }
-
-               return false;
+               return current_view.on_button_pressed (event);
        }
 
        [GtkCallback]
diff --git a/src/ui/display-view.vala b/src/ui/display-view.vala
index 6c62fcd5..c731df43 100644
--- a/src/ui/display-view.vala
+++ b/src/ui/display-view.vala
@@ -49,6 +49,12 @@ private class Games.DisplayView: Gtk.Bin, ApplicationView {
        }
 
        public bool on_button_pressed (Gdk.EventButton event) {
+               // Mouse button 8 is the navigation previous button
+               if (event.button == 8) {
+                       back ();
+                       return true;
+               }
+
                return false;
        }