[gnome-calendar/calendar-management] sources-dialog: add separator at each row

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 6445abb0e50e90703dcef6925feff9f0cb3a5997
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Thu Jan 15 06:54:25 2015 -0200

    sources-dialog: add separator at each row

 src/gcal-source-manager-dialog.c |   29 +++++++++++++++++++++++++++++
 1 files changed, 29 insertions(+), 0 deletions(-)
---
diff --git a/src/gcal-source-manager-dialog.c b/src/gcal-source-manager-dialog.c
index 94d57ae..0023789 100644
--- a/src/gcal-source-manager-dialog.c
+++ b/src/gcal-source-manager-dialog.c
@@ -42,6 +42,10 @@ enum {
 };
 
 /* callbacks */
+static void     display_header_func                        (GtkListBoxRow       *row,
+                                                            GtkListBoxRow       *before,
+                                                            gpointer             user_data);
+
 static void     source_added_cb                            (GcalManager         *manager,
                                                             ESource             *source,
                                                             gboolean             enabled,
@@ -71,6 +75,28 @@ static void     gcal_source_manager_dialog_set_property    (GObject           *o
 G_DEFINE_TYPE_WITH_PRIVATE (GcalSourceManagerDialog, gcal_source_manager_dialog, GTK_TYPE_DIALOG)
 
 /**
+ * display_header_func:
+ *
+ * Shows a separator before each row.
+ *
+ */
+static void
+display_header_func (GtkListBoxRow *row,
+                     GtkListBoxRow *before,
+                     gpointer       user_data)
+{
+  if (before != NULL)
+    {
+      GtkWidget *header;
+
+      header = gtk_separator_new (GTK_ORIENTATION_HORIZONTAL);
+      gtk_widget_show (header);
+
+      gtk_list_box_row_set_header (row, header);
+    }
+}
+
+/**
  * source_added_cb:
  *
  * Callback for when an #ESource is added
@@ -260,6 +286,9 @@ gcal_source_manager_dialog_constructed (GObject *object)
   gtk_menu_button_set_menu_model (GTK_MENU_BUTTON (priv->add_button), sourcesmenu);
 
   g_object_unref (builder);
+
+  /* add separators to the listbox */
+  gtk_list_box_set_header_func (GTK_LIST_BOX (priv->sources_listbox), display_header_func, NULL, NULL);
 }
 
 static void