introduce efl_ui_{pager/scroller}

They are just helpers, so a user does not need to handcreate spotlight
managers. This also leaves us the possibility of letting
spotlight_managers beeing @beta.

ref T7991

Differential Revision: https://phab.enlightenment.org/D10773

src/bin/elementary/test_ui_spotlight.c

@@ -881,12 +881,10 @@ test_ui_spotlight_stack(void *data EINA_UNUSED,
                     efl_file_load(efl_added),
                     efl_content_set(efl_part(panes, "second"), efl_added));
 
-   spotlight = efl_add(EFL_UI_SPOTLIGHT_CONTAINER_CLASS, layout,
+   spotlight = efl_add(EFL_UI_STACK_CLASS, layout,
                          efl_content_set(efl_part(layout, "pager"), efl_added),
                          efl_ui_spotlight_size_set(efl_added, EINA_SIZE2D(200, 300)));
 
-   efl_ui_spotlight_manager_set(spotlight, efl_new(EFL_UI_SPOTLIGHT_MANAGER_STACK_CLASS));
-
    efl_add(EFL_UI_BUTTON_CLASS, layout,
            efl_text_set(efl_added, "Pop"),
            efl_event_callback_add(efl_added,
@@ -1073,12 +1071,10 @@ test_ui_spotlight_scroll(void *data EINA_UNUSED,
                     efl_file_load(efl_added),
                     efl_content_set(efl_part(panes, "second"), efl_added));
 
-   spotlight = efl_add(EFL_UI_SPOTLIGHT_CONTAINER_CLASS, layout,
+   spotlight = efl_add(EFL_UI_PAGER_CLASS, layout,
                          efl_content_set(efl_part(layout, "pager"), efl_added),
                          efl_ui_spotlight_size_set(efl_added, EINA_SIZE2D(200, 300)));
 
-   efl_ui_spotlight_manager_set(spotlight, efl_new(EFL_UI_SPOTLIGHT_MANAGER_SCROLL_CLASS));
-
    efl_add(EFL_UI_BUTTON_CLASS, layout,
            efl_text_set(efl_added, "Prev"),
            efl_event_callback_add(efl_added,

src/lib/elementary/Efl_Ui.h

@@ -273,6 +273,8 @@ typedef Eo Efl_Ui_Spotlight_Indicator;
 # include <efl_ui_spotlight_manager_scroll.eo.h>
 # include <efl_ui_spotlight_manager_stack.eo.h>
 # include <efl_ui_spotlight_util.eo.h>
+# include <efl_ui_stack.eo.h>
+# include <efl_ui_pager.eo.h>
 
 # include <efl_ui_navigation_bar.eo.h>
 # include <efl_ui_navigation_bar_part.eo.h>

src/lib/elementary/efl_ui_pager.c

@@ -0,0 +1,27 @@
+#ifdef HAVE_CONFIG_H
+# include "elementary_config.h"
+#endif
+
+#include <Efl_Ui.h>
+#include "elm_priv.h"
+
+#define MY_CLASS EFL_UI_PAGER_CLASS
+
+typedef struct {
+
+} Efl_Ui_Pager_Data;
+
+EOLIAN static Efl_Object *
+_efl_ui_pager_efl_object_constructor(Eo *obj, Efl_Ui_Pager_Data *sd EINA_UNUSED)
+{
+   Eo *scroller;
+
+   obj = efl_constructor(efl_super(obj, MY_CLASS));
+
+   scroller = efl_new(EFL_UI_SPOTLIGHT_MANAGER_SCROLL_CLASS);
+   efl_ui_spotlight_manager_set(obj, scroller);
+
+   return obj;
+}
+
+#include "efl_ui_pager.eo.c"

src/lib/elementary/efl_ui_pager.eo

@@ -0,0 +1,10 @@
+class @beta Efl.Ui.Pager extends Efl.Ui.Spotlight.Container
+{
+   [[A spotlight with predefined @Efl.Ui.Spotlight.Container.spotlight_manager
+
+     The container will slide in the content sideways, the old content will slide out.
+   ]]
+   implements {
+      Efl.Object.constructor;
+   }
+}

src/lib/elementary/efl_ui_stack.c

@@ -0,0 +1,27 @@
+#ifdef HAVE_CONFIG_H
+# include "elementary_config.h"
+#endif
+
+#include <Efl_Ui.h>
+#include "elm_priv.h"
+
+#define MY_CLASS EFL_UI_STACK_CLASS
+
+typedef struct {
+
+} Efl_Ui_Stack_Data;
+
+EOLIAN static Efl_Object *
+_efl_ui_stack_efl_object_constructor(Eo *obj, Efl_Ui_Stack_Data *sd EINA_UNUSED)
+{
+   Eo *stack;
+
+   obj = efl_constructor(efl_super(obj, MY_CLASS));
+
+   stack = efl_new(EFL_UI_SPOTLIGHT_MANAGER_STACK_CLASS);
+   efl_ui_spotlight_manager_set(obj, stack);
+
+   return obj;
+}
+
+#include "efl_ui_stack.eo.c"

src/lib/elementary/efl_ui_stack.eo

@@ -0,0 +1,10 @@
+class @beta Efl.Ui.Stack extends Efl.Ui.Spotlight.Container
+{
+   [[A spotlight with predefined @Efl.Ui.Spotlight.Container.spotlight_manager
+
+     The container will alpha-blend the new content over the old content.
+   ]]
+   implements {
+      Efl.Object.constructor;
+   }
+}

src/lib/elementary/meson.build

@@ -188,6 +188,8 @@ pub_eo_files = [
   'efl_ui_collection_view.eo',
   'efl_ui_collection_view_focus_manager.eo',
   'efl_ui_grid_view.eo',
+  'efl_ui_pager.eo',
+  'efl_ui_stack.eo',
 ]
 
 foreach eo_file : pub_eo_files
@@ -944,6 +946,8 @@ elementary_src = [
   'efl_ui_select_model.c',
   'efl_ui_view_model.c',
   'efl_ui_collection_view.c',
+  'efl_ui_pager.c',
+  'efl_ui_stack.c'
 ]
 
 elementary_deps = [emile, eo, efl, edje, ethumb, ethumb_client, emotion, ecore_imf, ecore_con, eldbus, efreet, efreet_mime, efreet_trash, eio, atspi, dl, intl]

src/tests/elementary/spec/efl_test_basics.c

@@ -46,7 +46,9 @@
              "Efl.Ui.Relative_Container",
              "Efl.Ui.Animation_View",
              "Efl.Ui.Table",
-             "Efl.Ui.Flip"
+             "Efl.Ui.Flip",
+             "Efl.Ui.Stack",
+             "Efl.Ui.Pager"
              ],
        "custom-mapping" : {
           "Efl.Ui.Grid" : "EFL_UI_GRID_DEFAULT_ITEM_CLASS",