efl_ui_scrollable: add new event for destination information.

Scroll manager send a signal to widget when destination of scroll is
finalized.

Change-Id: Icfaebcdd5ad281f967cddb72efca75d149c9432a

diff --git a/src/lib/efl/interfaces/efl_ui_scrollable.eo b/src/lib/efl/interfaces/efl_ui_scrollable.eo
index 872f883..3b7c48e 100644 (file)
--- a/src/lib/efl/interfaces/efl_ui_scrollable.eo
+++ b/src/lib/efl/interfaces/efl_ui_scrollable.eo
@@ -188,5 +188,8 @@ interface Efl.Ui.Scrollable
       scroll,anim,finished: void; [[Called when scroll animation finishes.]]
       scroll,drag,started: void; [[Called when scroll drag starts.]]
       scroll,drag,finished: void; [[Called when scroll drag finishes.]]
+      //TIZEN_ONLY(20191121): add new event for destination information.
+      scroll,destination,finalized @beta: Eina.Position2D; [[Called when scroll destination is finalized.]]
+      //
    }
 }

diff --git a/src/lib/elementary/efl_ui_scroll_manager.c b/src/lib/elementary/efl_ui_scroll_manager.c
index 3d332e9..0b61a38 100644 (file)
--- a/src/lib/elementary/efl_ui_scroll_manager.c
+++ b/src/lib/elementary/efl_ui_scroll_manager.c
@@ -759,6 +759,11 @@ _scroll_wheel_post_event_go(Efl_Ui_Scroll_Manager_Data *sd, int x, int y)
         _scroll_manager_scrollto_animator_add(sd, cur.x, cur.y, x, y,
           _elm_config->bring_in_scroll_friction,
           _elm_config->bring_in_scroll_friction, INTERP_DECEL);
+
+        //TIZEN_ONLY(20191121): add new event for destination information.
+        Eina_Position2D dst = EINA_POSITION2D(x, y);
+        efl_event_callback_call(sd->parent, EFL_UI_EVENT_SCROLL_DESTINATION_FINALIZED, &dst);
+        //
      }
 }
 
@@ -1034,6 +1039,9 @@ _efl_ui_scroll_manager_mouse_up_event_momentum_eval(Efl_Ui_Scroll_Manager_Data *
    double t, at;
    Evas_Coord dx, dy, ax, ay, vel;
    signed char sdx, sdy;
+   //TIZEN_ONLY(20191121): add new event for destination information.
+   Eina_Position2D dst = efl_ui_pan_position_get(sd->pan_obj);
+   //
 
    t = ev->timestamp / 1000.0;
 
@@ -1060,12 +1068,19 @@ _efl_ui_scroll_manager_mouse_up_event_momentum_eval(Efl_Ui_Scroll_Manager_Data *
             (vel > _elm_config->thumbscroll_momentum_threshold))
           {
              _scroll_manager_momentum_animator_add(sd, -sdx*dx/at, -sdy*dy/at);
+
+             //TIZEN_ONLY(20191121): add new event for destination information.
+             return;
+             //
           }
         else if (!sd->bouncemex && !sd->bouncemey)
           {
              _efl_ui_scroll_manager_scroll_stop(sd);
           }
      }
+   //TIZEN_ONLY(20191121): add new event for destination information.
+   efl_event_callback_call(sd->parent, EFL_UI_EVENT_SCROLL_DESTINATION_FINALIZED, &dst);
+   //
 }
 
 static void
@@ -1307,6 +1322,9 @@ _scroll_manager_momentum_animator_add(Efl_Ui_Scroll_Manager_Data *sd, double vx,
    double dur = 0.0;
    signed char sdx = 0, sdy = 0;
    Evas_Coord dstx = 0, dsty = 0;
+   //TIZEN_ONLY(20191121): add new event for destination information.
+   Eina_Position2D dst = {0, 0};
+   //
 
 /*
    if (_scroll_manager_scrollto_animator_del(sd))
@@ -1327,6 +1345,11 @@ _scroll_manager_momentum_animator_add(Efl_Ui_Scroll_Manager_Data *sd, double vx,
 
    _scroll_manager_scrollto_animator_add(sd, cur.x, cur.y, dstx, dsty,
                                          dur, dur, INTERP_DECEL);
+
+   //TIZEN_ONLY(20191121): add new event for destination information.
+   dst = EINA_POSITION2D(dstx, dsty);
+   efl_event_callback_call(sd->parent, EFL_UI_EVENT_SCROLL_DESTINATION_FINALIZED, &dst);
+   //
 }
 
 static void