[gnome-builder] vcs: set tree node flags when files change

[Christian Hergert <chergert src gnome org>]

commit e1daf881c90b4f35f81514bc27e6c8437c22af82
Author: Christian Hergert <chergert redhat com>
Date:   Fri Jun 28 12:42:52 2019 -0700

    vcs: set tree node flags when files change

 src/plugins/vcsui/gbp-vcsui-tree-addin.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)
---
diff --git a/src/plugins/vcsui/gbp-vcsui-tree-addin.c b/src/plugins/vcsui/gbp-vcsui-tree-addin.c
index 260b8ed34..cac6d7730 100644
--- a/src/plugins/vcsui/gbp-vcsui-tree-addin.c
+++ b/src/plugins/vcsui/gbp-vcsui-tree-addin.c
@@ -300,11 +300,17 @@ gbp_vcsui_tree_addin_cell_data_func (IdeTreeAddin    *addin,
   if ((info = ide_vcs_monitor_ref_info (self->monitor, file)))
     {
       IdeVcsFileStatus status = ide_vcs_file_info_get_status (info);
+      IdeTreeNodeFlags flags = 0;
 
       if (status == IDE_VCS_FILE_STATUS_ADDED)
-        g_object_set (cell, "foreground-rgba", &self->added_color, NULL);
+        flags = IDE_TREE_NODE_FLAGS_ADDED;
       else if (status == IDE_VCS_FILE_STATUS_CHANGED)
-        g_object_set (cell, "foreground-rgba", &self->changed_color, NULL);
+        flags = IDE_TREE_NODE_FLAGS_CHANGED;
+
+      if (flags && ide_tree_node_has_child (node))
+        flags |= IDE_TREE_NODE_FLAGS_DESCENDANT;
+
+      ide_tree_node_set_flags (node, flags);
     }
 }