[gnome-boxes] wizard-toolbar: Only click buttons when appropriate

[Zeeshan Ali Khattak <zeeshanak src gnome org>]

commit 0454ec4dc734a11e1cd25fe77587541c1c0d1a24
Author: Lasse Schuirmann <lasse schuirmann gmail com>
Date:   Mon Jun 23 17:06:23 2014 +0200

    wizard-toolbar: Only click buttons when appropriate
    
    Buttons should only be clicked if they are sensitive.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=729026

 src/wizard-toolbar.vala |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/wizard-toolbar.vala b/src/wizard-toolbar.vala
index ed90f98..efd79de 100644
--- a/src/wizard-toolbar.vala
+++ b/src/wizard-toolbar.vala
@@ -13,12 +13,12 @@ private class Boxes.WizardToolbar: HeaderBar {
     public Button create_btn;
 
     public void click_back_button () {
-        if (App.window.wizard.page != WizardPage.INTRODUCTION)
+        if (back_btn.sensitive)
             back_btn.clicked ();
     }
 
     public void click_forward_button () {
-        if (App.window.wizard.page != WizardPage.REVIEW)
+        if (continue_btn.sensitive)
             continue_btn.clicked ();
     }
 }