efl: add Efl.Model.Children_Index_Get.

This allow for fetching random children in a model. A simple fallback is
provided by Efl.Loop_Model that will allow all model to provide this
feature in a non optimized way. Later on this can be speeded up.

Reviewed-by: Marcel Hollerbach <mail@marcel-hollerbach.de>
Differential Revision: https://phab.enlightenment.org/D11185

1 files changed, 12 insertions, 0 deletions

diff --git a/src/lib/efl/interfaces/efl_model.eo b/src/lib/efl/interfaces/efl_model.eo
index ee04879f68..e669d50ade 100644
--- a/src/lib/efl/interfaces/efl_model.eo
+++ b/src/lib/efl/interfaces/efl_model.eo
@@ -141,6 +141,18 @@ interface Efl.Model
             /* XXX: is this right? */
             return: future<array<Efl.Object>>; [[Array of children]]
          }
+         children_index_get {
+              [[Get children as specified by iterator.
+
+                Provided index have to be between 0 and @.children_count.get.
+
+                This function might rely on @.children_slice_get as a fallback.
+              ]]
+            params {
+               @in indices: iterator<uint>; [[Indices of the requested children.]]
+            }
+            return: future<array<Efl.Object>>; [[Array of children]]
+         }
          @property children_count {
             [[Number of children.