[recipes] details page: Disable the edit button for readonly recipes

[Matthias Clasen <matthiasc src gnome org>]

commit db57edc34eba2c95eedd143f6ae5a8ddda98295d
Author: Matthias Clasen <mclasen redhat com>
Date:   Mon Dec 19 20:18:22 2016 -0500

    details page: Disable the edit button for readonly recipes
    
    This prevents us from modifying somebody elses recipe.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=776264

 src/gr-details-page.c  |    7 +++++++
 src/gr-details-page.ui |    2 +-
 2 files changed, 8 insertions(+), 1 deletions(-)
---
diff --git a/src/gr-details-page.c b/src/gr-details-page.c
index 2f905e2..812b290 100644
--- a/src/gr-details-page.c
+++ b/src/gr-details-page.c
@@ -134,6 +134,7 @@ struct _GrDetailsPage
         GtkWidget *duration_stack;
         GtkWidget *remaining_time_label;
         GtkWidget *chef_label;
+        GtkWidget *edit_button;
 };
 
 G_DEFINE_TYPE (GrDetailsPage, gr_details_page, GTK_TYPE_BOX)
@@ -566,6 +567,7 @@ gr_details_page_class_init (GrDetailsPageClass *klass)
         gtk_widget_class_bind_template_child (widget_class, GrDetailsPage, duration_stack);
         gtk_widget_class_bind_template_child (widget_class, GrDetailsPage, remaining_time_label);
         gtk_widget_class_bind_template_child (widget_class, GrDetailsPage, chef_label);
+        gtk_widget_class_bind_template_child (widget_class, GrDetailsPage, edit_button);
 
         gtk_widget_class_bind_template_callback (widget_class, edit_recipe);
         gtk_widget_class_bind_template_callback (widget_class, delete_recipe);
@@ -727,6 +729,11 @@ gr_details_page_set_recipe (GrDetailsPage *page,
         else {
                 gtk_widget_hide (page->chef_label);
         }
+
+        if (gr_recipe_is_readonly (recipe))
+                gtk_widget_set_sensitive (page->edit_button, FALSE);
+        else
+                gtk_widget_set_sensitive (page->edit_button, TRUE);
 }
 
 static void
diff --git a/src/gr-details-page.ui b/src/gr-details-page.ui
index bf0a1a5..1af004f 100644
--- a/src/gr-details-page.ui
+++ b/src/gr-details-page.ui
@@ -360,7 +360,7 @@ followed</property>
           </packing>
         </child>
         <child>
-          <object class="GtkButton">
+          <object class="GtkButton" id="edit_button">
             <property name="visible">1</property>
             <property name="use-underline">1</property>
             <property name="label" translatable="yes">_Edit</property>