N_SE-24098 : Tapping volumebar is not working

Change-Id: I164172201f0c3c444a1f34538db0b84214043c39

5 files changed, 495 insertions, 217 deletions

diff --git a/viewer/src/msg-ui-viewer-callback.c b/viewer/src/msg-ui-viewer-callback.c
index 2121301..34421e7 100755
--- a/viewer/src/msg-ui-viewer-callback.c
+++ b/viewer/src/msg-ui-viewer-callback.c
@@ -38,8 +38,6 @@ void msg_ui_viewer_layout_cb(ui_gadget_h ug, enum ug_mode mode, void *priv)
 		return;
 	}
 
-	Evas_Object *win = ug_get_window();
-
 	switch (mode) {
 	case UG_MODE_FULLVIEW:
 		evas_object_size_hint_weight_set(base, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
diff --git a/viewer/src/msg-ui-viewer-gadget.c b/viewer/src/msg-ui-viewer-gadget.c
index 83949cf..1f51b33 100755
--- a/viewer/src/msg-ui-viewer-gadget.c
+++ b/viewer/src/msg-ui-viewer-gadget.c
@@ -26,7 +26,6 @@
 #include "msg-ui-common-utility.h"
 #include "msg-ui-viewer-main.h"
 #include "msg-ui-image-resource.h"
-#include <Ecore_X.h>
 #include <glib.h>
 #include <vconf.h>
 #include "msg-ui-common-utility.h"
@@ -231,18 +230,6 @@ static void *__msg_ui_viewer_on_create(ui_gadget_h ug, enum ug_mode mode, servic
 		return NULL;
 	}
 
-	viewer_main_data->xdisplay = ecore_x_display_get();
-	if (viewer_main_data->xdisplay == NULL) {
-		MSG_UI_DEBUG(MSG_UI_LEVEL_ERR, "ecore_x_display_get() is failed");
-		return NULL;
-	}
-
-	/* key grap setting */
-	int use_volume_key = 0;
-	vconf_get_bool(VCONFKEY_MSG_APP_USE_VOLUME_KEY, &use_volume_key);
-	if (use_volume_key)
-		msg_ui_viewer_grab_key_setting(viewer_main_data);
-
 	return layout;
 }
 
@@ -265,8 +252,6 @@ static void __msg_ui_viewer_on_pause(ui_gadget_h ug, service_h svc_handle, void
 	MSG_VIEWER_MAIN_DATA_S *viewer_main_data = (MSG_VIEWER_MAIN_DATA_S *)priv;
 	MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "viewer_main_data->view_mode : %d", viewer_main_data->view_mode);
 
-	msg_ui_viewer_ungrab_key_setting(viewer_main_data);
-
 	if (viewer_main_data->view_mode == MSG_VIEWER_PLAYER_VIEW) {
 		if (viewer_main_data->player_view) {
 			MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "Player view launch_cmd : %d, cmd_type : %d", viewer_main_data->player_view->launch_cmd, viewer_main_data->player_view->cmd_type);
@@ -366,26 +351,6 @@ static void __msg_ui_viewer_on_destroy(ui_gadget_h ug, service_h svc_handle, voi
 		viewer_main_data->layout_main = NULL;
 	}
 
-	if (viewer_main_data->volkey_release_handler) {
-		ecore_event_handler_del(viewer_main_data->volkey_release_handler);
-		viewer_main_data->volkey_release_handler = NULL;
-	}
-
-	if (viewer_main_data->vol_up_key_longpress) {
-		ecore_timer_del(viewer_main_data->vol_up_key_longpress);
-		viewer_main_data->vol_up_key_longpress = NULL;
-	}
-
-	if (viewer_main_data->volkey_press_handler) {
-		ecore_event_handler_del(viewer_main_data->volkey_press_handler);
-		viewer_main_data->volkey_press_handler = NULL;
-	}
-
-	if (viewer_main_data->vol_down_key_longpress) {
-		ecore_timer_del(viewer_main_data->vol_down_key_longpress);
-		viewer_main_data->vol_down_key_longpress = NULL;
-	}
-
 	/*destroy viewer_main data*/
 	/*free the drm list*/
 	if (viewer_main_data->drm_list) {
diff --git a/viewer/src/msg-ui-viewer-main.c b/viewer/src/msg-ui-viewer-main.c
index f5b9cbc..e0ffbd9 100755
--- a/viewer/src/msg-ui-viewer-main.c
+++ b/viewer/src/msg-ui-viewer-main.c
@@ -19,7 +19,6 @@
 *==================================================================================================*/
 #include <msg.h>
 #include <msg_storage.h>
-#include <utilX.h>
 
 #include "msg-smil-player-interface.h"
 #include "msg-ui-common-utility.h"
@@ -37,8 +36,6 @@ static MSG_BOOL __msg_ui_viewer_launch_drm_list(void *data);
 static MSG_BOOL __msg_ui_viewer_launch_play_view(void *data);
 static MSG_BOOL __msg_ui_viewer_show_play_view(void *data);
 
-static Eina_Bool __msg_ui_viewer_up_key_long_press_cb(void *data);
-static Eina_Bool __msg_ui_viewer_down_key_long_press_cb(void *data);
 /*==================================================================================================
  *							FUNCTION IMPLEMENTATIONS
  *================================================================================================*/
@@ -62,11 +59,6 @@ void msg_ui_viewer_main_init(void *data)
 	viewer_main_data->player_view = NULL;
 	viewer_main_data->drm_list_view = NULL;
 	viewer_main_data->del_idler = NULL;
-	viewer_main_data->volkey_release_handler = NULL;
-	viewer_main_data->volkey_press_handler = NULL;
-	viewer_main_data->vol_up_key_longpress = NULL;
-	viewer_main_data->vol_down_key_longpress = NULL;
-	viewer_main_data->xdisplay = NULL;
 }
 
 MSG_BOOL msg_ui_viewer_launch(void *data)
@@ -419,141 +411,6 @@ Evas_Object *msg_ui_viewer_get_bg_layout(void *data)
 	return viewer_main_data->bg;
 }
 
-void msg_ui_viewer_grab_key_setting(void *data)
-{
-	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
-	MSG_UI_RET_IF(MSG_UI_LEVEL_ERR, data == NULL);
-	MSG_VIEWER_MAIN_DATA_S *viewer_main_data = (MSG_VIEWER_MAIN_DATA_S *)data;
-
-	utilx_grab_key(viewer_main_data->xdisplay, elm_win_xwindow_get(viewer_main_data->main_window), KEY_VOLUMEUP, EXCLUSIVE_GRAB);
-	utilx_grab_key(viewer_main_data->xdisplay, elm_win_xwindow_get(viewer_main_data->main_window), KEY_VOLUMEDOWN, EXCLUSIVE_GRAB);
-}
-
-void msg_ui_viewer_ungrab_key_setting(void *data)
-{
-	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
-	MSG_UI_RET_IF(MSG_UI_LEVEL_ERR, data == NULL);
-	MSG_VIEWER_MAIN_DATA_S *viewer_main_data = (MSG_VIEWER_MAIN_DATA_S *)data;
-
-	utilx_ungrab_key(viewer_main_data->xdisplay, elm_win_xwindow_get(viewer_main_data->main_window), KEY_VOLUMEUP);
-	utilx_ungrab_key(viewer_main_data->xdisplay, elm_win_xwindow_get(viewer_main_data->main_window), KEY_VOLUMEDOWN);
-}
-
-Eina_Bool msg_ui_viewer_key_release_cb(void *data, int type, void *event)
-{
-	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
-	MSG_UI_RETV_IF(MSG_UI_LEVEL_DEBUG, data == NULL, EINA_FALSE);
-	MSG_UI_RETV_IF(MSG_UI_LEVEL_DEBUG, event == NULL, EINA_FALSE);
-	MSG_VIEWER_MAIN_DATA_S *viewer_main_data = (MSG_VIEWER_MAIN_DATA_S *)data;
-	Ecore_Event_Key *ev = event;
-	int use_volume_key = false;
-
-	vconf_get_bool(VCONFKEY_MSG_APP_USE_VOLUME_KEY, &use_volume_key);
-
-	if (use_volume_key) {
-		if (!g_strcmp0(ev->keyname, KEY_VOLUMEUP)) {	/* KEY_VOLUMEUP */
-			MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "KEY_VOLUMEUP is released");
-
-			if (viewer_main_data->vol_up_key_longpress) {
-				ecore_timer_del(viewer_main_data->vol_up_key_longpress);
-				viewer_main_data->vol_up_key_longpress = NULL;
-			}
-		} else if (!g_strcmp0(ev->keyname, KEY_VOLUMEDOWN)) {	/* KEY_VOLUMEDOWN */
-			MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "KEY_VOLUMEDOWN is released");
-
-			if (viewer_main_data->vol_down_key_longpress) {
-				ecore_timer_del(viewer_main_data->vol_down_key_longpress);
-				viewer_main_data->vol_down_key_longpress = NULL;
-			}
-		} else {
-			MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "key_name is not applicable!");
-		}
-	} else {
-		MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "Use volume key setting is not activated. Do volume key action");
-	}
-
-	return EINA_TRUE;
-}
-
-Eina_Bool msg_ui_viewer_key_press_cb(void *data, int type, void *event)
-{
-	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
-	MSG_UI_RETV_IF(MSG_UI_LEVEL_DEBUG, data == NULL, EINA_FALSE);
-	MSG_UI_RETV_IF(MSG_UI_LEVEL_DEBUG, event == NULL, EINA_FALSE);
-	MSG_VIEWER_MAIN_DATA_S *viewer_main_data = (MSG_VIEWER_MAIN_DATA_S *)data;
-	Ecore_Event_Key *ev = event;
-	int use_volume_key = false;
-
-	vconf_get_bool(VCONFKEY_MSG_APP_USE_VOLUME_KEY, &use_volume_key);
-
-	if (use_volume_key) {
-		if (!g_strcmp0(ev->keyname, KEY_VOLUMEUP)) {	/* KEY_VOLUMEUP */
-			MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "KEY_VOLUMEUP is pressed");
-
-			msg_common_increase_font_size();
-
-			if (viewer_main_data->player_view && viewer_main_data->player_view->render_entry) {
-				bool isHelpText = (!viewer_main_data->player_view->smil_eventStatus) ? false : ((viewer_main_data->player_view->smil_eventStatus->isHelpSlide) ? true : false);
-				MSG_VIEWER_ENTRY_TYPE_E entry_type = (isHelpText) ? MSG_VIEWER_ENTRY_HELP_TEXT : MSG_VIEWER_ENTRY_NORMAL_TEXT;
-				msg_ui_viewer_set_font_size(viewer_main_data->player_view, entry_type, MSG_VIEWER_FONT_CHANGE_LOAD_SETTING);
-			}
-
-			viewer_main_data->vol_up_key_longpress = ecore_timer_add(0.3, (Ecore_Task_Cb) __msg_ui_viewer_up_key_long_press_cb, (void *)viewer_main_data);
-		} else if (!g_strcmp0(ev->keyname, KEY_VOLUMEDOWN)) {	/* KEY_VOLUMEDOWN */
-			MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "KEY_VOLUMEDOWN is pressed");
-
-			msg_common_decrease_font_size();
-
-			if (viewer_main_data->player_view && viewer_main_data->player_view->render_entry) {
-				bool isHelpText = (!viewer_main_data->player_view->smil_eventStatus) ? false : ((viewer_main_data->player_view->smil_eventStatus->isHelpSlide) ? true : false);
-				MSG_VIEWER_ENTRY_TYPE_E entry_type = (isHelpText) ? MSG_VIEWER_ENTRY_HELP_TEXT : MSG_VIEWER_ENTRY_NORMAL_TEXT;
-				msg_ui_viewer_set_font_size(viewer_main_data->player_view, entry_type, MSG_VIEWER_FONT_CHANGE_LOAD_SETTING);
-			}
-
-			viewer_main_data->vol_down_key_longpress = ecore_timer_add(0.3, (Ecore_Task_Cb) __msg_ui_viewer_down_key_long_press_cb, (void *)viewer_main_data);
-		} else {
-			MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "key_name is not applicable!");
-		}
-	} else {
-		MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "Use volume key setting is not activated. Do volume key action");
-	}
-
-	return EINA_TRUE;
-}
-
-static Eina_Bool __msg_ui_viewer_up_key_long_press_cb(void *data)
-{
-	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
-	MSG_UI_RETV_IF(MSG_UI_LEVEL_DEBUG, data == NULL, EINA_FALSE);
-	MSG_VIEWER_MAIN_DATA_S *viewer_main_data = (MSG_VIEWER_MAIN_DATA_S *)data;
-
-	msg_common_increase_font_size();
-
-	if (viewer_main_data->player_view && viewer_main_data->player_view->render_entry) {
-		bool isHelpText = (!viewer_main_data->player_view->smil_eventStatus) ? false : ((viewer_main_data->player_view->smil_eventStatus->isHelpSlide) ? true : false);
-		MSG_VIEWER_ENTRY_TYPE_E entry_type = (isHelpText) ? MSG_VIEWER_ENTRY_HELP_TEXT : MSG_VIEWER_ENTRY_NORMAL_TEXT;
-		msg_ui_viewer_set_font_size(viewer_main_data->player_view, entry_type, MSG_VIEWER_FONT_CHANGE_LOAD_SETTING);
-	}
-
-	return EINA_TRUE;
-}
-static Eina_Bool __msg_ui_viewer_down_key_long_press_cb(void *data)
-{
-	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
-	MSG_UI_RETV_IF(MSG_UI_LEVEL_DEBUG, data == NULL, EINA_FALSE);
-	MSG_VIEWER_MAIN_DATA_S *viewer_main_data = (MSG_VIEWER_MAIN_DATA_S *)data;
-
-	msg_common_decrease_font_size();
-
-	if (viewer_main_data->player_view && viewer_main_data->player_view->render_entry) {
-		bool isHelpText = (!viewer_main_data->player_view->smil_eventStatus) ? false : ((viewer_main_data->player_view->smil_eventStatus->isHelpSlide) ? true : false);
-		MSG_VIEWER_ENTRY_TYPE_E entry_type = (isHelpText) ? MSG_VIEWER_ENTRY_HELP_TEXT : MSG_VIEWER_ENTRY_NORMAL_TEXT;
-		msg_ui_viewer_set_font_size(viewer_main_data->player_view, entry_type, MSG_VIEWER_FONT_CHANGE_LOAD_SETTING);
-	}
-
-	return EINA_TRUE;
-}
-
 void msg_ui_viewer_change_language(void *data)
 {
 	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
diff --git a/viewer/src/msg-ui-viewer-play-view-callback.c b/viewer/src/msg-ui-viewer-play-view-callback.c
index 6b5e3b7..d11a086 100755
--- a/viewer/src/msg-ui-viewer-play-view-callback.c
+++ b/viewer/src/msg-ui-viewer-play-view-callback.c
@@ -83,6 +83,11 @@ Eina_Bool msg_ui_viewer_mouse_up_cb(void *data, int type, void *event)
 	int screen_width = 0;
 	int rotate = 0;
 
+	if (viewer_play_data->drag_volume_slider) {
+		MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "volume slider is dragging, do not navigate page!");
+		return FALSE;
+	}
+
 	play_status = msg_smil_get_current_slide_status(viewer_play_data->SmilHandle);
 	MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "play_status : %d", play_status);
 
@@ -813,7 +818,10 @@ void msg_ui_viewer_volume_button_cb(void *data, Evas_Object * o, const char *emi
 	MSG_UI_RET_IF(MSG_UI_LEVEL_ERR, data == NULL);
 	MSG_PLAY_DATA_S *viewer_play_data = (MSG_PLAY_DATA_S *)data;
 
-	syspopup_launch("volume", NULL);
+	if (!viewer_play_data->volumebar)
+		msg_ui_viewer_create_volume_bar((void *)viewer_play_data);
+	else
+		msg_ui_viewer_destroy_volume_bar((void *)viewer_play_data);
 
 	//create play controller timer repeatedly
 	msg_ui_viewer_create_play_controller_timer(viewer_play_data);
diff --git a/viewer/src/msg-ui-viewer-play-view.c b/viewer/src/msg-ui-viewer-play-view.c
index 734b1e5..f756ad3 100755
--- a/viewer/src/msg-ui-viewer-play-view.c
+++ b/viewer/src/msg-ui-viewer-play-view.c
@@ -28,6 +28,7 @@
 #include <msg_transport.h>
 
 #include <Ecore_X.h>
+#include <utilX.h>
 #include <glib.h>
 #include <contacts.h>
 #include "appsvc.h"
@@ -60,6 +61,31 @@ static void __msg_ui_viewer_help_page_gl_del(void *data, Evas_Object *obj);
 /* message details */
 static void __msg_ui_viewer_message_details_popup_close_clicked_cb(void *data, Evas_Object *obj, void *event_info);
 
+/* volume key action related with volume bar */
+static void __msg_ui_viewer_grab_volume_key(void *data);
+static void __msg_ui_viewer_ungrab_volume_key(void *data);
+static void __msg_ui_viewer_volumebar_volume_up(Evas_Object *obj);
+static void __msg_ui_viewer_volumebar_volume_down(Evas_Object *obj);
+
+/* volume action with volume key and slide callback */
+static Eina_Bool __msg_ui_viewer_volume_key_release_cb(void *data, int type, void *event);
+static Eina_Bool __msg_ui_viewer_volume_key_press_cb(void *data, int type, void *event);
+static Eina_Bool __msg_ui_viewer_up_key_long_press_cb(void *data);
+static Eina_Bool __msg_ui_viewer_down_key_long_press_cb(void *data);
+static Eina_Bool __msg_ui_viewer_volumebar_timer_cb(void *data);
+
+/* volume action related with volumebar slider */
+static void __msg_ui_viewer_volumebar_drag_start_cb(void *data, Evas_Object *obj, void *event_info);
+static void __msg_ui_viewer_volumebar_drag_stop_cb(void *data, Evas_Object *obj, void *event_info);
+static void __msg_ui_viewer_volumebar_changed_cb(void *data, Evas_Object *obj, void *event_info);
+static void __msg_ui_viewer_volumebar_event_cb(void *user_data, Evas_Object *obj, MSG_VIEWER_VOLUME_BAR_EVENT_E event);
+static void __msg_ui_viewer_volumebar_event_callback_add(Evas_Object *obj, MSG_VIEWER_VOLUMEBAR_CB event_cb);
+
+/* volume action related with SOUNDMANAGER */
+static int __msg_ui_viewer_get_max_volume(void);
+static int __msg_ui_viewer_get_current_volume(void);
+static bool __msg_ui_viewer_set_volume(int volume);
+
 /*==================================================================================================
  *								FUNCTION IMPLEMENTATIONS
  *================================================================================================*/
@@ -404,6 +430,12 @@ void msg_ui_viewer_play_view_init(void *data)
 	viewer_play_data->title_menu_opened = 0;
 	viewer_play_data->playcontroller_opened = 0;
 	viewer_play_data->auto_resume_state = true;
+	viewer_play_data->drag_volume_slider = false;
+	viewer_play_data->volkey_release_handler = NULL;
+	viewer_play_data->volkey_press_handler = NULL;
+	viewer_play_data->vol_up_key_longpress = NULL;
+	viewer_play_data->vol_down_key_longpress = NULL;
+	viewer_play_data->xdisplay = NULL;
 
 	viewer_play_data->title_th = elm_theme_new();
 	elm_theme_ref_set(viewer_play_data->title_th, NULL);
@@ -507,7 +539,30 @@ void msg_ui_viewer_destroy_play_view(void *data)
 		viewer_play_data->progress_th = NULL;
 	}
 
-	sound_manager_set_volume_key_type(VOLUME_KEY_TYPE_NONE);
+	if (viewer_play_data->volumebar_timer) {
+		ecore_timer_del(viewer_play_data->volumebar_timer);
+		viewer_play_data->volumebar_timer = NULL;
+	}
+
+	if (viewer_play_data->volkey_release_handler) {
+		ecore_event_handler_del(viewer_play_data->volkey_release_handler);
+		viewer_play_data->volkey_release_handler = NULL;
+	}
+
+	if (viewer_play_data->vol_up_key_longpress) {
+		ecore_timer_del(viewer_play_data->vol_up_key_longpress);
+		viewer_play_data->vol_up_key_longpress = NULL;
+	}
+
+	if (viewer_play_data->volkey_press_handler) {
+		ecore_event_handler_del(viewer_play_data->volkey_press_handler);
+		viewer_play_data->volkey_press_handler = NULL;
+	}
+
+	if (viewer_play_data->vol_down_key_longpress) {
+		ecore_timer_del(viewer_play_data->vol_down_key_longpress);
+		viewer_play_data->vol_down_key_longpress = NULL;
+	}
 
 	MSG_UI_LEAVE(MSG_UI_LEVEL_DEBUG);
 }
@@ -522,20 +577,14 @@ void msg_ui_viewer_connect_handler(void *data)
 	if (!viewer_play_data->mouse_down_event_handler)
 		viewer_play_data->mouse_down_event_handler = ecore_event_handler_add(ECORE_EVENT_MOUSE_BUTTON_DOWN, msg_ui_viewer_mouse_down_cb, (void *)viewer_play_data);
 
-	int use_volume_key = 0;
-	vconf_get_bool(VCONFKEY_MSG_APP_USE_VOLUME_KEY, &use_volume_key);
+	__msg_ui_viewer_grab_volume_key(viewer_play_data);
 
-	if (use_volume_key && viewer_play_data->viewer_main) {
-		MSG_VIEWER_MAIN_DATA_S *viewer_main_data = (MSG_VIEWER_MAIN_DATA_S *)viewer_play_data->viewer_main;
+	/* connect key handler for volume up/down */
+	if (!viewer_play_data->volkey_release_handler)
+		viewer_play_data->volkey_release_handler = ecore_event_handler_add(ECORE_EVENT_KEY_UP, __msg_ui_viewer_volume_key_release_cb, (void *)viewer_play_data);
 
-		msg_ui_viewer_grab_key_setting(viewer_main_data);
-		/* connect key handler for volume up/down */
-		if (!viewer_main_data->volkey_release_handler)
-			viewer_main_data->volkey_release_handler = ecore_event_handler_add(ECORE_EVENT_KEY_UP, msg_ui_viewer_key_release_cb, (void *)viewer_main_data);
-
-		if (!viewer_main_data->volkey_press_handler)
-			viewer_main_data->volkey_press_handler = ecore_event_handler_add(ECORE_EVENT_KEY_DOWN, msg_ui_viewer_key_press_cb, (void *)viewer_main_data);
-	}
+	if (!viewer_play_data->volkey_press_handler)
+		viewer_play_data->volkey_press_handler = ecore_event_handler_add(ECORE_EVENT_KEY_DOWN, __msg_ui_viewer_volume_key_press_cb, (void *)viewer_play_data);
 
 	MSG_UI_LEAVE(MSG_UI_LEVEL_DEBUG);
 }
@@ -556,30 +605,27 @@ void msg_ui_viewer_disconnect_handler(void *data)
 		viewer_play_data->mouse_down_event_handler = NULL;
 	}
 
-	if (viewer_play_data->viewer_main) {
-		MSG_VIEWER_MAIN_DATA_S *viewer_main_data = (MSG_VIEWER_MAIN_DATA_S *)viewer_play_data->viewer_main;
-		if (viewer_main_data->volkey_release_handler) {
-			ecore_event_handler_del(viewer_main_data->volkey_release_handler);
-			viewer_main_data->volkey_release_handler = NULL;
-		}
+	if (viewer_play_data->volkey_release_handler) {
+		ecore_event_handler_del(viewer_play_data->volkey_release_handler);
+		viewer_play_data->volkey_release_handler = NULL;
+	}
 
-		if (viewer_main_data->vol_up_key_longpress) {
-			ecore_timer_del(viewer_main_data->vol_up_key_longpress);
-			viewer_main_data->vol_up_key_longpress = NULL;
-		}
+	if (viewer_play_data->vol_up_key_longpress) {
+		ecore_timer_del(viewer_play_data->vol_up_key_longpress);
+		viewer_play_data->vol_up_key_longpress = NULL;
+	}
 
-		if (viewer_main_data->volkey_press_handler) {
-			ecore_event_handler_del(viewer_main_data->volkey_press_handler);
-			viewer_main_data->volkey_press_handler = NULL;
-		}
+	if (viewer_play_data->volkey_press_handler) {
+		ecore_event_handler_del(viewer_play_data->volkey_press_handler);
+		viewer_play_data->volkey_press_handler = NULL;
+	}
 
-		if (viewer_main_data->vol_down_key_longpress) {
-			ecore_timer_del(viewer_main_data->vol_down_key_longpress);
-			viewer_main_data->vol_down_key_longpress = NULL;
-		}
+	if (viewer_play_data->vol_down_key_longpress) {
+		ecore_timer_del(viewer_play_data->vol_down_key_longpress);
+		viewer_play_data->vol_down_key_longpress = NULL;
+ 	}
 
-		msg_ui_viewer_ungrab_key_setting(viewer_main_data);
-	}
+	__msg_ui_viewer_ungrab_volume_key(viewer_play_data);
 
 	MSG_UI_LEAVE(MSG_UI_LEVEL_DEBUG);
 }
@@ -595,6 +641,12 @@ MSG_BOOL msg_ui_viewer_create_player_view(MSG_PLAY_DATA_S *data)
 	Evas_Object *layout = NULL;
 	MSG_VIEWER_LAUNCH_VIEW_MODE_E launchmode = MSG_VIEWER_INVALID_MODE;
 
+	viewer_play_data->xdisplay = ecore_x_display_get();
+	if (viewer_play_data->xdisplay == NULL) {
+		MSG_UI_DEBUG(MSG_UI_LEVEL_ERR, "ecore_x_display_get() is failed");
+		return FALSE;
+	}
+
 	/*get message information like bgcolor, insert and attach count
 	  *it should be called before __msg_ui_viewer_create_control_toolbar*/
 	if (__msg_ui_viewer_play_view_get_message_info(viewer_play_data) == FALSE)
@@ -725,9 +777,6 @@ MSG_BOOL msg_ui_viewer_create_player_view(MSG_PLAY_DATA_S *data)
 		}
 	}
 
-	/* set volume key type as MEDIA, not SYSTEM */
-	sound_manager_set_volume_key_type(VOLUME_KEY_TYPE_MEDIA);
-
 	MSG_UI_LEAVE(MSG_UI_LEVEL_DEBUG);
 	return TRUE;
 }
@@ -2455,3 +2504,404 @@ MSG_BOOL msg_ui_viewer_check_address_is_blocked(void *data, char *address, int *
 	return FALSE;
 }
 
+static void __msg_ui_viewer_grab_volume_key(void *data)
+{
+	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
+	MSG_UI_RET_IF(MSG_UI_LEVEL_ERR, data == NULL);
+	MSG_PLAY_DATA_S *viewer_play_data = (MSG_PLAY_DATA_S *)data;
+	int ret = 0;
+
+	ret = utilx_grab_key(viewer_play_data->xdisplay, elm_win_xwindow_get(viewer_play_data->main_window), KEY_VOLUMEUP, TOP_POSITION_GRAB);
+	MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "KEY_VOLUMEUP utilx_grab_key() ret = %d", ret);
+
+	ret = utilx_grab_key(viewer_play_data->xdisplay, elm_win_xwindow_get(viewer_play_data->main_window), KEY_VOLUMEDOWN, TOP_POSITION_GRAB);
+	MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "KEY_VOLUMEDOWN utilx_grab_key() ret = %d", ret);
+}
+
+static void __msg_ui_viewer_ungrab_volume_key(void *data)
+{
+	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
+	MSG_UI_RET_IF(MSG_UI_LEVEL_ERR, data == NULL);
+	MSG_PLAY_DATA_S *viewer_play_data = (MSG_PLAY_DATA_S *)data;
+	int ret = 0;
+
+	ret = utilx_ungrab_key(viewer_play_data->xdisplay, elm_win_xwindow_get(viewer_play_data->main_window), KEY_VOLUMEUP);
+	MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "KEY_VOLUMEUP utilx_ungrab_key() ret = %d", ret);
+
+	ret = utilx_ungrab_key(viewer_play_data->xdisplay, elm_win_xwindow_get(viewer_play_data->main_window), KEY_VOLUMEDOWN);
+	MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "KEY_VOLUMEDOWN utilx_ungrab_key() ret = %d", ret);
+}
+
+static Eina_Bool __msg_ui_viewer_up_key_long_press_cb(void *data)
+{
+	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
+	MSG_UI_RETV_IF(MSG_UI_LEVEL_DEBUG, data == NULL, EINA_FALSE);
+	MSG_PLAY_DATA_S *viewer_play_data = (MSG_PLAY_DATA_S *)data;
+	int use_volume_key = false;
+
+	vconf_get_bool(VCONFKEY_MSG_APP_USE_VOLUME_KEY, &use_volume_key);
+
+	if (use_volume_key) {
+		msg_common_increase_font_size();
+
+		if (viewer_play_data->render_entry) {
+			SMIL_SLIDE_INFO_S *slide = msg_smil_get_current_slide_info(viewer_play_data->SmilHandle);
+			MSG_VIEWER_ENTRY_TYPE_E entry_type = (slide && slide->pageInfo && slide->pageInfo->isHelpPage) ? MSG_VIEWER_ENTRY_HELP_TEXT : MSG_VIEWER_ENTRY_NORMAL_TEXT;
+			msg_ui_viewer_set_font_size(viewer_play_data, entry_type, MSG_VIEWER_FONT_CHANGE_LOAD_SETTING);
+		}
+	} else {
+		__msg_ui_viewer_volumebar_volume_up(viewer_play_data->volume_slider);
+	}
+
+	return EINA_TRUE;
+}
+
+static Eina_Bool __msg_ui_viewer_down_key_long_press_cb(void *data)
+{
+	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
+	MSG_UI_RETV_IF(MSG_UI_LEVEL_DEBUG, data == NULL, EINA_FALSE);
+	MSG_PLAY_DATA_S *viewer_play_data = (MSG_PLAY_DATA_S *)data;
+	int use_volume_key = false;
+
+	vconf_get_bool(VCONFKEY_MSG_APP_USE_VOLUME_KEY, &use_volume_key);
+
+	if (use_volume_key) {
+		msg_common_decrease_font_size();
+
+		if (viewer_play_data->render_entry) {
+			SMIL_SLIDE_INFO_S *slide = msg_smil_get_current_slide_info(viewer_play_data->SmilHandle);
+			MSG_VIEWER_ENTRY_TYPE_E entry_type = (slide && slide->pageInfo && slide->pageInfo->isHelpPage) ? MSG_VIEWER_ENTRY_HELP_TEXT : MSG_VIEWER_ENTRY_NORMAL_TEXT;
+			msg_ui_viewer_set_font_size(viewer_play_data, entry_type, MSG_VIEWER_FONT_CHANGE_LOAD_SETTING);
+		}
+	} else {
+		__msg_ui_viewer_volumebar_volume_down(viewer_play_data->volume_slider);
+	}
+
+	return EINA_TRUE;
+}
+
+static Eina_Bool __msg_ui_viewer_volume_key_release_cb(void *data, int type, void *event)
+{
+	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
+	MSG_UI_RETV_IF(MSG_UI_LEVEL_DEBUG, data == NULL, EINA_FALSE);
+	MSG_UI_RETV_IF(MSG_UI_LEVEL_DEBUG, event == NULL, EINA_FALSE);
+	MSG_PLAY_DATA_S *viewer_play_data = (MSG_PLAY_DATA_S *)data;
+	Ecore_Event_Key *ev = event;
+	int use_volume_key = false;
+
+	vconf_get_bool(VCONFKEY_MSG_APP_USE_VOLUME_KEY, &use_volume_key);
+
+	if (!use_volume_key) {
+		if (viewer_play_data->volumebar_timer) {
+			ecore_timer_del(viewer_play_data->volumebar_timer);
+			viewer_play_data->volumebar_timer = NULL;
+		}
+		viewer_play_data->volumebar_timer = ecore_timer_add(VIEWER_VOLUMEBAR_LIFETIME, __msg_ui_viewer_volumebar_timer_cb, viewer_play_data);
+	}
+
+	if (!g_strcmp0(ev->keyname, KEY_VOLUMEUP)) {	/* KEY_VOLUMEUP */
+		MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "KEY_VOLUMEUP is released");
+
+		if (viewer_play_data->vol_up_key_longpress) {
+			ecore_timer_del(viewer_play_data->vol_up_key_longpress);
+			viewer_play_data->vol_up_key_longpress = NULL;
+		}
+	} else if (!g_strcmp0(ev->keyname, KEY_VOLUMEDOWN)) {	/* KEY_VOLUMEDOWN */
+		MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "KEY_VOLUMEDOWN is released");
+
+		if (viewer_play_data->vol_down_key_longpress) {
+			ecore_timer_del(viewer_play_data->vol_down_key_longpress);
+			viewer_play_data->vol_down_key_longpress = NULL;
+		}
+	} else {
+		MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "key_name is not applicable!");
+	}
+
+	return EINA_TRUE;
+}
+
+static Eina_Bool __msg_ui_viewer_volume_key_press_cb(void *data, int type, void *event)
+{
+	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
+	MSG_UI_RETV_IF(MSG_UI_LEVEL_DEBUG, data == NULL, EINA_FALSE);
+	MSG_UI_RETV_IF(MSG_UI_LEVEL_DEBUG, event == NULL, EINA_FALSE);
+	MSG_PLAY_DATA_S *viewer_play_data = (MSG_PLAY_DATA_S *)data;
+	Ecore_Event_Key *ev = event;
+	int use_volume_key = false;
+
+	vconf_get_bool(VCONFKEY_MSG_APP_USE_VOLUME_KEY, &use_volume_key);
+
+	if (use_volume_key) {
+		if (!g_strcmp0(ev->keyname, KEY_VOLUMEUP)) {	/* KEY_VOLUMEUP */
+			MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "KEY_VOLUMEUP is pressed");
+
+			msg_common_increase_font_size();
+
+			if (viewer_play_data->render_entry) {
+				SMIL_SLIDE_INFO_S *slide = msg_smil_get_current_slide_info(viewer_play_data->SmilHandle);
+				MSG_VIEWER_ENTRY_TYPE_E entry_type = (slide && slide->pageInfo && slide->pageInfo->isHelpPage) ? MSG_VIEWER_ENTRY_HELP_TEXT : MSG_VIEWER_ENTRY_NORMAL_TEXT;
+				msg_ui_viewer_set_font_size(viewer_play_data, entry_type, MSG_VIEWER_FONT_CHANGE_LOAD_SETTING);
+			}
+
+			viewer_play_data->vol_up_key_longpress = ecore_timer_add(VIEWER_VOLUME_KEY_FONT_LONG_PRESS_TIME, (Ecore_Task_Cb) __msg_ui_viewer_up_key_long_press_cb, (void *)viewer_play_data);
+		} else if (!g_strcmp0(ev->keyname, KEY_VOLUMEDOWN)) {	/* KEY_VOLUMEDOWN */
+			MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "KEY_VOLUMEDOWN is pressed");
+
+			msg_common_decrease_font_size();
+
+			if (viewer_play_data->render_entry) {
+				SMIL_SLIDE_INFO_S *slide = msg_smil_get_current_slide_info(viewer_play_data->SmilHandle);
+				MSG_VIEWER_ENTRY_TYPE_E entry_type = (slide && slide->pageInfo && slide->pageInfo->isHelpPage) ? MSG_VIEWER_ENTRY_HELP_TEXT : MSG_VIEWER_ENTRY_NORMAL_TEXT;
+				msg_ui_viewer_set_font_size(viewer_play_data, entry_type, MSG_VIEWER_FONT_CHANGE_LOAD_SETTING);
+			}
+
+			viewer_play_data->vol_down_key_longpress = ecore_timer_add(VIEWER_VOLUME_KEY_FONT_LONG_PRESS_TIME, (Ecore_Task_Cb) __msg_ui_viewer_down_key_long_press_cb, (void *)viewer_play_data);
+		} else {
+			MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "key_name is not applicable!");
+		}
+	} else {
+		MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "Use volume key setting is not activated. Do volume key action");
+
+		if (!viewer_play_data->volumebar || !viewer_play_data->volume_slider)
+			msg_ui_viewer_create_volume_bar(viewer_play_data);
+
+		if (!g_strcmp0(ev->keyname, KEY_VOLUMEUP)) {	/* KEY_VOLUMEUP */
+			if (viewer_play_data->volumebar_timer) {
+				ecore_timer_del(viewer_play_data->volumebar_timer);
+				viewer_play_data->volumebar_timer = NULL;
+			}
+			__msg_ui_viewer_volumebar_volume_up(viewer_play_data->volume_slider);
+
+			viewer_play_data->vol_up_key_longpress = ecore_timer_add(VIEWER_VOLUME_KEY_VOLUME_LONG_PRESS_TIME, (Ecore_Task_Cb) __msg_ui_viewer_up_key_long_press_cb, (void *)viewer_play_data);
+		} else if (!g_strcmp0(ev->keyname, KEY_VOLUMEDOWN)) {	/* KEY_VOLUMEDOWN */
+			if (viewer_play_data->volumebar_timer) {
+				ecore_timer_del(viewer_play_data->volumebar_timer);
+				viewer_play_data->volumebar_timer = NULL;
+			}
+			__msg_ui_viewer_volumebar_volume_down(viewer_play_data->volume_slider);
+
+			viewer_play_data->vol_down_key_longpress = ecore_timer_add(VIEWER_VOLUME_KEY_VOLUME_LONG_PRESS_TIME, (Ecore_Task_Cb) __msg_ui_viewer_down_key_long_press_cb, (void *)viewer_play_data);
+		} else {
+			MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG, "key_name is not applicable!");
+		}
+	}
+
+	return EINA_TRUE;
+}
+
+void msg_ui_viewer_create_volume_bar(void *data)
+{
+	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
+	MSG_UI_RET_IF(MSG_UI_LEVEL_ERR, data == NULL);
+	MSG_PLAY_DATA_S *viewer_play_data = (MSG_PLAY_DATA_S *)data;
+
+	Evas_Object *layout = NULL;
+	Evas_Object *slider = NULL;
+	Evas_Object *icon_start = NULL;
+	Evas_Object *icon_end = NULL;
+
+	layout = elm_layout_add(viewer_play_data->play_layout);
+	elm_layout_file_set(layout, MSG_VIEWER_THEME, "volume_controller");
+	evas_object_size_hint_weight_set(layout, EVAS_HINT_EXPAND, EVAS_HINT_EXPAND);
+	evas_object_show(layout);
+
+	slider = elm_slider_add(layout);
+	elm_slider_indicator_show_set(slider, EINA_TRUE);
+	evas_object_size_hint_weight_set(slider, EVAS_HINT_EXPAND, 0.0);
+	evas_object_size_hint_align_set(slider, EVAS_HINT_FILL, 0.5);
+	elm_slider_indicator_format_set(slider, "%1.0f");
+	evas_object_show(slider);
+
+	icon_start = elm_icon_add(layout);
+	elm_image_file_set(icon_start, MSG_IMAGES_EDJ, MSG_VIEWER_VOLUME_MIN);
+	evas_object_size_hint_aspect_set(icon_start, EVAS_ASPECT_CONTROL_VERTICAL, 1, 1);
+
+	icon_end = elm_icon_add(layout);
+	elm_image_file_set(icon_end, MSG_IMAGES_EDJ, MSG_VIEWER_VOLUME_MAX);
+	evas_object_size_hint_aspect_set(icon_end, EVAS_ASPECT_CONTROL_VERTICAL, 1, 1);
+
+	elm_object_content_set(slider,icon_start);
+	elm_object_part_content_set(slider, "end", icon_end);
+
+	elm_slider_min_max_set(slider, 0, __msg_ui_viewer_get_max_volume());
+	elm_slider_value_set(slider, __msg_ui_viewer_get_current_volume());
+
+	elm_object_part_content_set(layout, "slider", slider);
+
+	viewer_play_data->volumebar = layout;
+	viewer_play_data->volume_slider = slider;
+	elm_object_part_content_set(viewer_play_data->play_layout, "volume_layout", viewer_play_data->volumebar);
+
+	evas_object_data_set(slider, "viewer_play_data", viewer_play_data);
+
+	__msg_ui_viewer_volumebar_event_callback_add(slider, __msg_ui_viewer_volumebar_event_cb);
+
+	evas_object_smart_callback_add(slider, "slider,drag,start", __msg_ui_viewer_volumebar_drag_start_cb, viewer_play_data);
+	evas_object_smart_callback_add(slider, "slider,drag,stop", __msg_ui_viewer_volumebar_drag_stop_cb, viewer_play_data);
+	evas_object_smart_callback_add(slider, "changed", __msg_ui_viewer_volumebar_changed_cb, viewer_play_data);
+
+	//create timer
+	if (viewer_play_data->volumebar_timer) {
+		ecore_timer_del(viewer_play_data->volumebar_timer);
+		viewer_play_data->volumebar_timer = NULL;
+	}
+	viewer_play_data->volumebar_timer = ecore_timer_add(VIEWER_VOLUMEBAR_LIFETIME, __msg_ui_viewer_volumebar_timer_cb, viewer_play_data);
+
+}
+
+void msg_ui_viewer_destroy_volume_bar(void *data)
+{
+	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
+	MSG_UI_RET_IF(MSG_UI_LEVEL_ERR, data == NULL);
+	MSG_PLAY_DATA_S *viewer_play_data = (MSG_PLAY_DATA_S *)data;
+
+	if (viewer_play_data->volumebar_timer) {
+		ecore_timer_del(viewer_play_data->volumebar_timer);
+		viewer_play_data->volumebar_timer = NULL;
+	}
+
+	elm_object_part_content_unset(viewer_play_data->play_layout, "volume_layout");
+	evas_object_del(viewer_play_data->volumebar);
+	viewer_play_data->volumebar = NULL;
+}
+
+static Eina_Bool __msg_ui_viewer_volumebar_timer_cb(void *data)
+{
+	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
+	MSG_UI_RETVM_IF(MSG_UI_LEVEL_ERR, data == NULL, EINA_FALSE, "data is NULL");
+	MSG_PLAY_DATA_S *viewer_play_data = (MSG_PLAY_DATA_S *)data;
+
+	elm_object_part_content_unset(viewer_play_data->play_layout, "volume_layout");
+	evas_object_del(viewer_play_data->volumebar);
+	viewer_play_data->volumebar = NULL;
+
+	return ECORE_CALLBACK_CANCEL;
+}
+
+static void __msg_ui_viewer_volumebar_drag_start_cb(void *data, Evas_Object *obj, void *event_info)
+{
+	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
+	MSG_UI_RETM_IF(MSG_UI_LEVEL_ERR, data == NULL, "data is NULL");
+	MSG_PLAY_DATA_S *viewer_play_data = (MSG_PLAY_DATA_S *)data;
+
+	if (viewer_play_data->volumebar_event_cb)
+		viewer_play_data->volumebar_event_cb(viewer_play_data, obj, MSG_VIEWER_VOLUME_EVENT_DRAG_START);
+
+	viewer_play_data->drag_volume_slider = true;
+}
+
+static void __msg_ui_viewer_volumebar_drag_stop_cb(void *data, Evas_Object *obj, void *event_info)
+{
+	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
+	MSG_UI_RETM_IF(MSG_UI_LEVEL_ERR, data == NULL, "data is NULL");
+	MSG_PLAY_DATA_S *viewer_play_data = (MSG_PLAY_DATA_S *)data;
+
+	if (viewer_play_data->volumebar_event_cb)
+		viewer_play_data->volumebar_event_cb(viewer_play_data, obj, MSG_VIEWER_VOLUME_EVENT_DRAG_STOP);
+
+	viewer_play_data->drag_volume_slider = false;
+}
+
+static void __msg_ui_viewer_volumebar_changed_cb(void *data, Evas_Object *obj, void *event_info)
+{
+	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
+	double val = elm_slider_value_get(obj);
+
+	if ((int)val != __msg_ui_viewer_get_current_volume())
+		__msg_ui_viewer_set_volume((int)val);
+}
+
+static void __msg_ui_viewer_volumebar_event_cb(void *user_data, Evas_Object *obj, MSG_VIEWER_VOLUME_BAR_EVENT_E event)
+{
+	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
+	MSG_UI_RETM_IF(MSG_UI_LEVEL_ERR, user_data == NULL, "data is NULL");
+	MSG_PLAY_DATA_S *viewer_play_data = (MSG_PLAY_DATA_S *)user_data;
+
+	if (event == MSG_VIEWER_VOLUME_EVENT_DRAG_START) {
+		if (viewer_play_data->volumebar_timer) {
+			ecore_timer_del(viewer_play_data->volumebar_timer);
+			viewer_play_data->volumebar_timer = NULL;
+		}
+	} else if (event == MSG_VIEWER_VOLUME_EVENT_DRAG_STOP) {
+		viewer_play_data->volumebar_timer = ecore_timer_add(VIEWER_VOLUMEBAR_LIFETIME, __msg_ui_viewer_volumebar_timer_cb, viewer_play_data);
+	}
+}
+
+static void __msg_ui_viewer_volumebar_event_callback_add(Evas_Object *obj, MSG_VIEWER_VOLUMEBAR_CB event_cb)
+{
+	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
+	MSG_UI_RET_IF(MSG_UI_LEVEL_ERR, obj == NULL);
+	MSG_PLAY_DATA_S *viewer_play_data = evas_object_data_get(obj, "viewer_play_data");
+
+	viewer_play_data->volumebar_event_cb = event_cb;
+}
+
+static void __msg_ui_viewer_volumebar_volume_up(Evas_Object *obj)
+{
+	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
+	double max = 0.0;
+	elm_slider_min_max_get(obj, NULL, &max);
+
+	double current = elm_slider_value_get(obj);
+
+	if (current < max)
+		elm_slider_value_set(obj, (current + 1.0));
+
+	evas_object_smart_callback_call(obj, "changed", NULL);
+}
+
+static void __msg_ui_viewer_volumebar_volume_down(Evas_Object *obj)
+{
+	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
+	double min = 0.0;
+	elm_slider_min_max_get(obj, &min, NULL);
+
+	double current = elm_slider_value_get(obj);
+
+	if (current > min)
+		elm_slider_value_set(obj, (current - 1.0));
+
+	evas_object_smart_callback_call(obj, "changed", NULL);
+}
+
+static int __msg_ui_viewer_get_max_volume(void)
+{
+	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
+	int max_vol = 0;
+
+	int ret = sound_manager_get_max_volume(SOUND_TYPE_MEDIA, &max_vol);
+	if (ret != SOUND_MANAGER_ERROR_NONE) {
+		MSG_UI_DEBUG(MSG_UI_LEVEL_ERR,"sound_manager_get_max_volume().. [0x%x]", ret);
+		return -1;
+	}
+
+	return max_vol;
+}
+
+static int __msg_ui_viewer_get_current_volume(void)
+{
+	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
+	int current = 0;
+
+	int ret = sound_manager_get_volume(SOUND_TYPE_MEDIA, &current);
+	if (ret != SOUND_MANAGER_ERROR_NONE) {
+		MSG_UI_DEBUG(MSG_UI_LEVEL_ERR,"sound_manager_get_max_volume().. [0x%x]", ret);
+		return -1;
+	}
+
+	return current;
+}
+
+static bool __msg_ui_viewer_set_volume(int volume)
+{
+	MSG_UI_ENTER(MSG_UI_LEVEL_DEBUG);
+	int ret = sound_manager_set_volume(SOUND_TYPE_MEDIA, volume);
+	if (ret != SOUND_MANAGER_ERROR_NONE) {
+		MSG_UI_DEBUG(MSG_UI_LEVEL_ERR,"sound_manager_set_volume().. [0x%x]", ret);
+		return false;
+	}
+
+	MSG_UI_DEBUG(MSG_UI_LEVEL_DEBUG,"set volume value = %d", volume);
+
+	return true;
+}