TizenRefApp-8119 Implement Screen Reader functionality for the "Select Mode" View

Change-Id: I703fa36686cb18821d3cb193776271248f0a540d
Signed-off-by: Sergei Kobec <s.kobec@samsung.com>

5 files changed, 88 insertions, 3 deletions

diff --git a/alarm-app/src/List/AlarmsView.cpp b/alarm-app/src/List/AlarmsView.cpp
index 45a6e8d..d492de7 100644
--- a/alarm-app/src/List/AlarmsView.cpp
+++ b/alarm-app/src/List/AlarmsView.cpp
@@ -137,6 +137,11 @@ Ux::MultiSelector *AlarmsView::createMultiSelector()
 {
 	auto multiSelector = new Ux::CircleSelector();
 	multiSelector->create(m_ContentLayout);
+	multiSelector->setAccessibilityStrings({
+			"WDS_TTS_TBOPT_SELECT_MODE_POP_UP",
+			"WDS_TTS_TBBODY_DOUBLE_TAP_TO_CLOSE_THE_POP_UP",
+			"WDS_TTS_TBBODY_DOUBLE_TAP_TO_SELECT_ALL",
+			"WDS_TTS_TBBODY_DOUBLE_TAP_TO_DESELECT_ALL" });
 	elm_object_part_content_set(m_ContentLayout, "elm.swallow.icon", multiSelector->getEvasObject());
 
 	return multiSelector;
diff --git a/lib-apps-common/inc/Ui/Accessibility.h b/lib-apps-common/inc/Ui/Accessibility.h
index f37b567..af6e0c3 100644
--- a/lib-apps-common/inc/Ui/Accessibility.h
+++ b/lib-apps-common/inc/Ui/Accessibility.h
@@ -59,6 +59,17 @@ namespace Ui
 	 * @return Accessible object.
 	 */
 	EXPORT_API Evas_Object *createTextAccessObject(Evas_Object *layout, const char *part);
+
+	/**
+	 * @brief ATSPI reading information callback @ref Elm_Atspi_Reading_Info_Cb.
+	 * @remark Depend on user pass translatable string in elm_atspi_accessible_*_cb_set functions as user data.
+	 * @param[in]   text    Translatable string
+	 * @param[in]   obj     Evas object, which was set this callback
+	 * @return Newly constructed string.
+	 * @see elm_atspi_accessible_name_cb_set().
+	 * @see elm_atspi_accessible_description_cb_set().
+	 */
+	EXPORT_API char *getTranslatableAccessText(void *text, Evas_Object *obj);
 }
 
 #endif /* UI_ACCESSIBILITY_H */
diff --git a/lib-apps-common/inc/Ux/CircleSelector.h b/lib-apps-common/inc/Ux/CircleSelector.h
index 4b21c78..cd87d39 100644
--- a/lib-apps-common/inc/Ux/CircleSelector.h
+++ b/lib-apps-common/inc/Ux/CircleSelector.h
@@ -25,13 +25,37 @@ namespace Ux
 	{
 	public:
 		/**
+		 * @brief Structure with information, that should be pronounced by accessibility engine.
+		 */
+		struct AccessibilityStrings
+		{
+			const char *name;                   /**< Selector name. */
+			const char *description;            /**< Selector description. */
+			const char *selectAllDescription;   /**< Description for "Select all" item. */
+			const char *deselectAllDescription; /**< Description for "Deselect all" item. */
+		};
+
+		CircleSelector();
+
+		/**
 		 * @brief Set count of selected items.
 		 */
 		void setCount(size_t count);
 
+		/**
+		 * @brief Set accessibility strings.
+		 * @param[in]   strings Accessibility strings.
+		 * @see AccessibilityStrings.
+		 */
+		void setAccessibilityStrings(const AccessibilityStrings &strings);
+
 	private:
 		virtual Evas_Object *onCreate(Evas_Object *parent) override;
 		void onButtonClicked(Evas_Object *button, void *eventInfo);
+		void makeAccessible(Evas_Object *menu);
+		void makeAccessible(Elm_Object_Item *item, const char *description);
+
+		AccessibilityStrings m_AccessibilityStrings;
 	};
 }
 
diff --git a/lib-apps-common/src/Ui/Accessibility.cpp b/lib-apps-common/src/Ui/Accessibility.cpp
index 2a1af87..59a0629 100644
--- a/lib-apps-common/src/Ui/Accessibility.cpp
+++ b/lib-apps-common/src/Ui/Accessibility.cpp
@@ -15,6 +15,7 @@
  */
 
 #include "Ui/Accessibility.h"
+#include <app_i18n.h>
 
 using namespace Ui;
 
@@ -51,3 +52,8 @@ Evas_Object *Ui::createTextAccessObject(Evas_Object *layout, const char *part)
 	elm_atspi_accessible_reading_info_type_set(obj, ELM_ACCESSIBLE_READING_INFO_TYPE_NAME);
 	return obj;
 }
+
+char *Ui::getTranslatableAccessText(void *text, Evas_Object *obj)
+{
+	return strdup(_((const char *)text));
+}
diff --git a/lib-apps-common/src/Ux/CircleSelector.cpp b/lib-apps-common/src/Ux/CircleSelector.cpp
index d3f9d29..c9380cc 100644
--- a/lib-apps-common/src/Ux/CircleSelector.cpp
+++ b/lib-apps-common/src/Ux/CircleSelector.cpp
@@ -15,13 +15,20 @@
  */
 
 #include "Ux/CircleSelector.h"
+#include "Ui/Accessibility.h"
 #include "Ui/CircleMenu.h"
 #include "Utils/Callback.h"
 
 #define BUF_SIZE 8
 
+using namespace Ui;
 using namespace Ux;
 
+CircleSelector::CircleSelector()
+	: m_AccessibilityStrings{ nullptr }
+{
+}
+
 void CircleSelector::setCount(size_t count)
 {
 	char buf[BUF_SIZE];
@@ -29,6 +36,11 @@ void CircleSelector::setCount(size_t count)
 	elm_object_text_set(getEvasObject(), buf);
 }
 
+void CircleSelector::setAccessibilityStrings(const AccessibilityStrings &strings)
+{
+	m_AccessibilityStrings = strings;
+}
+
 Evas_Object *CircleSelector::onCreate(Evas_Object *parent)
 {
 	auto button = elm_button_add(parent);
@@ -42,18 +54,45 @@ Evas_Object *CircleSelector::onCreate(Evas_Object *parent)
 
 void CircleSelector::onButtonClicked(Evas_Object *button, void *eventInfo)
 {
-	auto menu = new Ui::CircleMenu();
+	auto menu = new CircleMenu();
 	menu->create(button);
 
 	if (getState() != SelectedAll) {
-		menu->addItem(getStrings().selectAll, [this] {
+		auto item = menu->addItem(getStrings().selectAll, [this] {
 			notifyChanged(SelectedAll);
 		});
+		makeAccessible(item, m_AccessibilityStrings.selectAllDescription);
 	}
 	if (getState() != SelectedNone) {
-		menu->addItem(getStrings().deselectAll, [this] {
+		auto item = menu->addItem(getStrings().deselectAll, [this] {
 			notifyChanged(SelectedNone);
 		});
+		makeAccessible(item, m_AccessibilityStrings.deselectAllDescription);
 	}
 	menu->show();
+
+	makeAccessible(menu->getEvasObject());
+}
+
+void CircleSelector::makeAccessible(Evas_Object *menu)
+{
+	elm_atspi_accessible_reading_info_type_set(menu, Elm_Accessible_Reading_Info_Type(
+			ELM_ACCESSIBLE_READING_INFO_TYPE_NAME |
+			ELM_ACCESSIBLE_READING_INFO_TYPE_DESCRIPTION));
+	//FIXME Use default role when menu odd information pronunciation will be fixed
+	elm_atspi_accessible_role_set(menu, ELM_ATSPI_ROLE_PUSH_BUTTON);
+	elm_atspi_accessible_name_cb_set(menu, getTranslatableAccessText, m_AccessibilityStrings.name);
+	elm_atspi_accessible_description_cb_set(menu, getTranslatableAccessText, m_AccessibilityStrings.description);
+
+	elm_access_action_cb_set(menu, ELM_ACCESS_ACTION_ACTIVATE,
+		[](void *, Evas_Object *obj, Elm_Access_Action_Info *) {
+			elm_ctxpopup_dismiss(obj);
+			return EINA_TRUE;
+		}, nullptr);
+}
+
+void CircleSelector::makeAccessible(Elm_Object_Item *item, const char *description)
+{
+	elm_atspi_accessible_reading_info_type_set(item, ELM_ACCESSIBLE_READING_INFO_TYPE_DESCRIPTION);
+	elm_atspi_accessible_description_cb_set(item, getTranslatableAccessText, description);
 }