[gnome-builder] emacs: add ctrl+r/ctrl+s to search entry

[Christian Hergert <chergert src gnome org>]

commit 48a644a3386573a1544b7021d288f1e73d996007
Author: Christian Hergert <chergert redhat com>
Date:   Tue Oct 13 14:17:08 2015 -0700

    emacs: add ctrl+r/ctrl+s to search entry
    
    Ctrl+r <search text> ctrl+r should now behave somewhat similar to emacs.

 data/keybindings/emacs.css |   11 +++++++++++
 1 files changed, 11 insertions(+), 0 deletions(-)
---
diff --git a/data/keybindings/emacs.css b/data/keybindings/emacs.css
index 1158432..2d4403e 100644
--- a/data/keybindings/emacs.css
+++ b/data/keybindings/emacs.css
@@ -147,6 +147,17 @@
   bind "<ctrl>b" { "move-cursor" (display-lines, -1) };
 }
 
+ binding-set builder-emacs-editor-search
+{
+  bind "<ctrl>r" { "action" ("frame", "previous-search-result", "") };
+  bind "<ctrl>s" { "action" ("frame", "next-search-result", "") };
+}
+
+GbEditorFrame GtkFrame.gb-search-slider GdTaggedEntry {
+  gtk-key-bindings: builder-emacs-editor-search,
+                    builder-emacs-text-entry;
+}
+
 GtkEntry {
   gtk-key-bindings: builder-emacs-text-entry;
 }