macos: allow text to be selected.

Summary: This gives us basic clipboard handling for MacOS after the refactor was done.

Test Plan:
Open an entry test. select text with mouse or keyboard.
Text can be cut. Text can be copied. Text can be pasted.

Reviewers: ajwillia.ms, zmike, jayji

Reviewed By: zmike

Subscribers: jayji, herdsman, cedric, #committers

Tags: #efl

Differential Revision: https://phab.enlightenment.org/D6599

src/lib/elementary/efl_selection.c

@@ -290,6 +290,11 @@ elm_cnp_selection_loss_callback_set(Evas_Object *obj, Elm_Sel_Type type,
                                     Elm_Selection_Loss_Cb func, const void *data)
 {
    Sel_Lost_Data *ldata = calloc(1, sizeof(Sel_Lost_Data));
+#if HAVE_ELEMENTARY_COCOA
+   // Currently, we have no way to track changes in Cocoa pasteboard.
+   // Therefore, don't track this...
+   return;
+#endif
    if (!ldata) return;
    ldata->obj = obj;
    ldata->type = type;

src/lib/elementary/efl_selection_manager.c

@@ -3823,23 +3823,17 @@ _cocoa_sel_manager_seat_selection_init(Efl_Selection_Manager_Data *pd, unsigned
 static Ecore_Cocoa_Window *
 _cocoa_window_get(const Evas_Object *obj)
 {
-   Evas_Object *top, *par;
    Ecore_Cocoa_Window *win = NULL;
+   Evas_Object *_win;
 
-   if (elm_widget_is(obj))
+   _win = elm_win_get(obj);
+   if (_win)
      {
-         top = elm_widget_top_get(obj);
-         if (!top)
-           {
-              par = elm_widget_parent_widget_get(obj);
-              if (par) top = elm_widget_top_get(par);
-           }
-         if ((top) && (efl_isa(top, EFL_UI_WIN_CLASS)))
-           win = elm_win_cocoa_window_get(top);
+        win = elm_win_cocoa_window_get(_win);
      }
+
    if (!win)
      {
-        // FIXME
         CRI("WIN has not been retrieved!!!");
      }
 
@@ -3942,6 +3936,7 @@ _cocoa_efl_sel_manager_selection_set(Efl_Selection_Manager_Data *pd,
    seat_sel = _cocoa_sel_manager_seat_selection_init(pd, seat);
    seat_sel->active_type = type;
    sel = seat_sel->sel;
+
    if ((!data.mem) && (format != EFL_SELECTION_FORMAT_IMAGE))
      {
         efl_selection_manager_selection_clear(pd->sel_man, owner, type, seat);
@@ -4853,6 +4848,10 @@ _efl_selection_manager_selection_has_owner(Eo *obj EINA_UNUSED, Efl_Selection_Ma
    win = _wl_window_get(request);
    if (win)
      return !!ecore_wl2_dnd_selection_get(_wl_seat_get(win, request, seat));
+#endif
+#ifdef HAVE_ELEMENTARY_COCOA
+   // FIXME: need to check if there is clipboard data. Paste always enabled.
+   return EINA_TRUE;
 #endif
    return EINA_FALSE;
 }

src/lib/elementary/efl_ui_win.c

@@ -7629,8 +7629,16 @@ elm_win_cocoa_window_get(const Evas_Object *obj)
    Efl_Ui_Win_Data *sd = efl_data_scope_safe_get(obj, MY_CLASS);
    if (!sd) return NULL;
 
+#if HAVE_ELEMENTARY_COCOA
+   if (sd->cocoa.win) return sd->cocoa.win;
+   if (sd->ee) return _elm_ee_cocoa_win_get(sd->ee);
+   if (sd->parent) return elm_win_cocoa_window_get(sd->parent);
+#endif
+
    Ecore_Evas *ee = ecore_evas_ecore_evas_get(evas_object_evas_get(obj));
    return _elm_ee_cocoa_win_get(ee);
+
+   return NULL;
 }
 
 EAPI Ecore_Win32_Window *