[EGIT] [core/elementary] master 01/01: genlist: track viewport size changes and re-eval items when it resizes

[Amitesh Singh]

raster pushed a commit to branch master.

http://git.enlightenment.org/core/elementary.git/commit/?id=fa7a77869f9c736079f40580b89a44b065f5a468

commit fa7a77869f9c736079f40580b89a44b065f5a468
Author: Amitesh Singh <amitesh...@samsung.com>
Date:   Mon May 18 20:29:37 2015 +0900

    genlist: track viewport size changes and re-eval items when it resizes
    
    Summary:
    This uses new Evas Callback type EVAS_CALLBACK_CANVAS_VIEWPORT_RESIZE
    to listen to view port size changes.
    
    Reviewers: Hermet, cedric, raster
    
    Reviewed By: raster
    
    Subscribers: SanghyeonLee, seoz
    
    Differential Revision: https://phab.enlightenment.org/D2527
---
 src/lib/elm_genlist.c | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/src/lib/elm_genlist.c b/src/lib/elm_genlist.c
index 18dcee4..6d824cc 100644
--- a/src/lib/elm_genlist.c
+++ b/src/lib/elm_genlist.c
@@ -5401,6 +5401,13 @@ _elm_genlist_focus_highlight_move_up_end_cb(void *data,
       _elm_widget_focus_highlight_signal_emit(gl, 
"elm,action,focus,move,home,down", "elm");
 }
 
+static void
+_evas_viewport_resize_cb(void *d, Evas *e EINA_UNUSED, void *ei EINA_UNUSED)
+{
+   Elm_Genlist_Data *priv = d;
+   evas_object_smart_changed(priv->pan_obj);
+}
+
 EOLIAN static void
 _elm_genlist_evas_object_smart_add(Eo *obj, Elm_Genlist_Data *priv)
 {
@@ -5481,6 +5488,9 @@ _elm_genlist_evas_object_smart_add(Eo *obj, 
Elm_Genlist_Data *priv)
 
    edje_object_signal_callback_add(wd->resize_obj, "elm,looping,up,done", 
"elm", _elm_genlist_looping_up_cb, obj);
    edje_object_signal_callback_add(wd->resize_obj, "elm,looping,down,done", 
"elm", _elm_genlist_looping_down_cb, obj);
+   evas_event_callback_add(evas_object_evas_get(obj),
+                           EVAS_CALLBACK_CANVAS_VIEWPORT_RESIZE,
+                           _evas_viewport_resize_cb, priv);
 }
 
 EOLIAN static void
@@ -5491,6 +5501,10 @@ _elm_genlist_evas_object_smart_del(Eo *obj, 
Elm_Genlist_Data *sd)
    elm_genlist_clear(obj);
    for (i = 0; i < 2; i++)
      ELM_SAFE_FREE(sd->stack[i], evas_object_del);
+
+   evas_event_callback_del_full(evas_object_evas_get(obj),
+                                EVAS_CALLBACK_CANVAS_VIEWPORT_RESIZE,
+                                _evas_viewport_resize_cb, sd);
    ELM_SAFE_FREE(sd->pan_obj, evas_object_del);
 
    _item_cache_zero(sd);

--