[gitg] Correctly update selection when clearing diff

[Jesse van den Kieboom <jessevdk src gnome org>]

commit 21909908d1643a8161875f93899be6ea39c4fa8b
Author: Jesse van den Kieboom <jessevdk gmail com>
Date:   Thu Jan 2 13:37:53 2014 +0100

    Correctly update selection when clearing diff

 libgitg/resources/diff-view.js |    9 ++++++---
 1 files changed, 6 insertions(+), 3 deletions(-)
---
diff --git a/libgitg/resources/diff-view.js b/libgitg/resources/diff-view.js
index cb0a9db..c976555 100644
--- a/libgitg/resources/diff-view.js
+++ b/libgitg/resources/diff-view.js
@@ -173,7 +173,6 @@ function update_has_selection()
                has_selection = hs;
 
                var v = has_selection ? "yes" : "no";
-
                xhr_get('internal', {action: 'selection-changed', value: v});
        }
 }
@@ -333,8 +332,6 @@ function xhr_get(action, data, onload)
 
 function update_diff(id, lsettings)
 {
-       current_diff = id;
-
        if (html_builder_worker)
        {
                html_builder_worker.terminate();
@@ -345,9 +342,12 @@ function update_diff(id, lsettings)
        if (typeof id == 'undefined')
        {
                content.empty();
+               update_has_selection();
                return;
        }
 
+       current_diff = id;
+
        if (typeof lsettings != 'undefined')
        {
                $.extend(settings, lsettings);
@@ -375,6 +375,8 @@ function update_diff(id, lsettings)
                                        ' + settings.strings.loading_diff + '\
                                </div>\
                        ');
+
+                       update_has_selection();
                }
 
                html_builder_progress_timeout = 0;
@@ -401,6 +403,7 @@ function update_diff(id, lsettings)
                        }
 
                        content.html(event.data.diff_html);
+                       update_has_selection();
 
                        $(".expander").click(expand_collapse);