X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=src%2Fwidget_app.c;h=e25fdd126de09ba3ca61f3759b1f7bd270d34058;hb=fcbfa76f54caaff86e2ff9648d420f1338854af8;hp=5e7d2e2738fc391dd21acc1864cc0fa900bd6ca7;hpb=863cdffd0fc19c18462df7a2bfa218cb11887c19;p=platform%2Fcore%2Fappfw%2Fappcore-widget.git

diff --git a/src/widget_app.c b/src/widget_app.c
index 5e7d2e2..e25fdd1 100755
--- a/src/widget_app.c
+++ b/src/widget_app.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2015 Samsung Electronics Co., Ltd All Rights Reserved
+ * Copyright (c) 2015 - 2016 Samsung Electronics Co., Ltd All Rights Reserved
  *
  * Licensed under the Apache License, Version 2.0 (the License);
  * you may not use this file except in compliance with the License.
@@ -16,8 +16,10 @@
 
 
 #include <stdlib.h>
+#include <stdbool.h>
 
 #include <bundle.h>
+#include <bundle_internal.h>
 #include <aul.h>
 #include <dlog.h>
 #include <glib.h>
@@ -28,7 +30,14 @@
 #include <Elementary.h>
 #include <widget_errno.h>
 #include <widget_instance.h>
+#include <widget_service.h>
 #include <widget_service_internal.h>
+#include <aul_app_com.h>
+#include <Ecore_Wayland.h>
+#include <system_info.h>
+#include <vconf.h>
+#include <vconf-internal-keys.h>
+#include <screen_connector_provider.h>
 
 #include "widget_app.h"
 #include "widget-log.h"
@@ -42,6 +51,9 @@
 #define STR_MAX_BUF 128
 #define LOG_TAG "CAPI_WIDGET_APPLICATION"
 #define K_REASON    "__WC_K_REASON__"
+#define APP_TYPE_WIDGET "widgetapp"
+#define STATUS_FOREGROUND "fg"
+#define STATUS_BACKGROUND "bg"
 
 typedef enum _widget_obj_state_e {
 	WC_READY = 0,
@@ -50,6 +62,11 @@ typedef enum _widget_obj_state_e {
 	WC_TERMINATED = 3
 } widget_obj_state_e;
 
+enum {
+	UPDATE_LOCAL = 0,
+	UPDATE_ALL = 1,
+};
+
 struct app_event_handler {
 	app_event_type_e type;
 	app_event_cb cb;
@@ -61,133 +78,485 @@ struct app_event_info {
 	void *value;
 };
 
-struct _widget_class {
-	void *user_data;
-	widget_instance_lifecycle_callback_s ops;
-	char *classid;
-	struct _widget_class *next;
-	struct _widget_class *prev;
-};
-
-struct _widget_context {
-	char *id;
-	struct _widget_class *provider;
-	int state;
-	void *tag;
-	Evas_Object *win;
-	bundle *content;
-	widget_instance_lifecycle_callback_s ops;
-};
-
 typedef struct _widget_class widget_class_s;
-typedef struct _widget_context widget_context_s;
 
-static int caller_pid = 0;
+#define WIDGET_APP_EVENT_MAX 5
+static GList *handler_list[WIDGET_APP_EVENT_MAX] = {NULL, };
+
+static int caller_pid;
 static widget_app_lifecycle_callback_s *app_ops;
-static void *app_user_data = NULL;
-static char *appid = NULL;
-static widget_class_h class_provider = NULL;
-static GList *contexts = NULL;
-static char *viewer_endpoint = NULL;
+static void *app_user_data;
+static char *appid;
+static widget_class_h class_provider;
+static int exit_called;
+static char *package_id;
+static bool fg_signal;
+
+static void _widget_core_set_appcore_event_cb(void);
+static void _widget_core_unset_appcore_event_cb(void);
+
+static void __free_handler_cb(gpointer data)
+{
+	if (data)
+		free(data);
+}
+
+static void __free_handler_list(void)
+{
+	int i;
+
+	for (i = 0; i < WIDGET_APP_EVENT_MAX; i++) {
+		g_list_free_full(handler_list[i], __free_handler_cb);
+		handler_list[i] = NULL;
+	}
+}
+
+static inline bool _is_widget_feature_enabled(void)
+{
+	static bool feature = false;
+	static bool retrieved = false;
+	int ret;
+
+	if (retrieved == true)
+		return feature;
+
+	ret = system_info_get_platform_bool(
+			"http://tizen.org/feature/shell.appwidget", &feature);
+	if (ret != SYSTEM_INFO_ERROR_NONE) {
+		_E("failed to get system info"); /* LCOV_EXCL_LINE */
+		return false; /* LCOV_EXCL_LINE */
+	}
+
+	retrieved = true;
+
+	return feature;
+}
 
 static gint __comp_by_id(gconstpointer a, gconstpointer b)
 {
-	widget_context_s *wc = (widget_context_s*)a;
+	widget_context_s *wc = (widget_context_s *)a;
 
- 	return strcmp(wc->id, (const char*)b);
+	return strcmp(wc->id, (const char *)b);
 }
 
-static widget_context_s* __find_context_by_id(const char *id)
+static widget_context_s *__find_context_by_id(const char *id)
 {
-	GList* ret = g_list_find_custom(contexts, id, __comp_by_id);
+	GList *ret;
+	GList *contexts = _widget_app_get_contexts();
+
+	if (id == NULL)
+		return NULL;
 
+	ret = g_list_find_custom(contexts, id, __comp_by_id);
 	if (ret == NULL)
 		return NULL;
 
 	return ret->data;
 }
 
+static gint __comp_by_state(gconstpointer a, gconstpointer b)
+{
+	widget_context_s *wc = (widget_context_s *)a;
+
+	if (wc->state == (widget_obj_state_e)GPOINTER_TO_INT(b))
+		return 0;
+
+	return -1;
+}
+
+static widget_context_s *__find_context_by_state(widget_obj_state_e state)
+{
+	GList *ret;
+	GList *contexts = _widget_app_get_contexts();
+
+	ret = g_list_find_custom(contexts, GINT_TO_POINTER((int)state), __comp_by_state);
+	if (ret == NULL)
+		return NULL;
+
+	return ret->data;
+}
+
+static gint __comp_by_win(gconstpointer a, gconstpointer b)
+{
+	int win = GPOINTER_TO_INT(b);
+	widget_context_s *wc = (widget_context_s *)a;
+
+	return (wc && wc->win_id == win) ? 0 : -1;
+}
+
+static widget_context_s *__find_context_by_win(int win)
+{
+	GList *contexts = _widget_app_get_contexts();
+	GList *ret = g_list_find_custom(contexts, GINT_TO_POINTER(win), __comp_by_win);
+
+	if (ret == NULL)
+		return NULL;
+
+	return ret->data;
+}
+
+static int __send_lifecycle_event(const char *class_id, const char *instance_id,
+	int status)
+{
+	bundle *b = bundle_create();
+	char pkgid[256] = {0, };
+	int ret;
+
+	if (b == NULL) {
+		_E("out of memory"); /* LCOV_EXCL_LINE */
+		return -1; /* LCOV_EXCL_LINE */
+	}
+
+	if (package_id == NULL) {
+		ret = aul_app_get_pkgid_bypid(getpid(), pkgid, sizeof(pkgid));
+		if (ret == 0)
+			package_id = strdup(pkgid);
+	}
+
+	bundle_add_str(b, AUL_K_WIDGET_ID, class_id);
+	bundle_add_str(b, AUL_K_WIDGET_INSTANCE_ID, instance_id);
+	bundle_add_byte(b, AUL_K_WIDGET_STATUS, &status, sizeof(int));
+	if (package_id)
+		bundle_add_str(b, AUL_K_PKGID, package_id);
+
+	_D("send lifecycle %s(%d)", instance_id, status);
+	ret = aul_app_com_send("widget.status", b);
+	if (ret < 0)
+		_E("send lifecycle error:%d", ret); /* LCOV_EXCL_LINE */
+
+	bundle_free(b);
+
+	return ret;
+}
+
 static int __send_update_status(const char *class_id, const char *instance_id,
-	int status, bundle *extra, int internal_only)
+	int status, bundle *extra)
 {
-	bundle *b = extra;
+	bundle *b;
+	int lifecycle = -1;
+	bundle_raw *raw = NULL;
+	int len;
+	char *viewer_endpoint = _widget_app_get_viewer_endpoint();
+
+	b = bundle_create();
+	if (!b) {
+		_E("out of memory"); /* LCOV_EXCL_LINE */
+		return -1; /* LCOV_EXCL_LINE */
+	}
 
-	if (b == NULL)
-		b = bundle_create();
+	bundle_add_str(b, AUL_K_WIDGET_ID, class_id);
+	bundle_add_str(b, AUL_K_WIDGET_INSTANCE_ID, instance_id);
+	bundle_add_byte(b, AUL_K_WIDGET_STATUS, &status, sizeof(int));
 
-	bundle_add_str(b, WIDGET_K_ID, class_id);
-	bundle_add_str(b, WIDGET_K_INSTANCE, instance_id);
-	bundle_add_byte(b, WIDGET_K_STATUS, &status, sizeof(int));
+	if (extra) {
+		bundle_encode(extra, &raw, &len);
+		bundle_add_str(b, WIDGET_K_CONTENT_INFO, (const char *)raw);
+		aul_widget_instance_add(class_id, instance_id);
+	}
 
+	_D("send update %s(%d) to %s", instance_id, status, viewer_endpoint);
 	aul_app_com_send(viewer_endpoint, b);
 
-	if (extra == NULL)
+	switch (status) {
+	case WIDGET_INSTANCE_EVENT_CREATE:
+		lifecycle = WIDGET_LIFE_CYCLE_EVENT_CREATE;
+		break;
+	case WIDGET_INSTANCE_EVENT_DESTROY:
+		lifecycle = WIDGET_LIFE_CYCLE_EVENT_DESTROY;
+		break;
+	case WIDGET_INSTANCE_EVENT_PAUSE:
+		lifecycle = WIDGET_LIFE_CYCLE_EVENT_PAUSE;
+		break;
+	case WIDGET_INSTANCE_EVENT_RESUME:
+		lifecycle = WIDGET_LIFE_CYCLE_EVENT_RESUME;
+		break;
+	}
+
+	if (lifecycle > -1)
+		__send_lifecycle_event(class_id, instance_id, lifecycle);
+
+	bundle_free(b);
+	if (raw)
+		free(raw);
+
+	return 0;
+}
+
+static int __instance_resume(widget_class_h handle, const char *id, int send_update)
+{
+	widget_context_s *wc = __find_context_by_id(id);
+	int ret;
+
+	if (!wc) {
+		_E("context not found: %s", id); /* LCOV_EXCL_LINE */
+		return -1; /* LCOV_EXCL_LINE */
+	}
+
+	if (wc->state == WC_RUNNING) {
+		_D("%s is already in running state", id); /* LCOV_EXCL_LINE */
+		return 0; /* LCOV_EXCL_LINE */
+	}
+
+	if (wc->state == WC_TERMINATED) {
+		_D("%s is in terminated state", id); /* LCOV_EXCL_LINE */
+		return 0; /* LCOV_EXCL_LINE */
+	}
+
+	if (handle->ops.resume)
+		handle->ops.resume(wc, handle->user_data);
+
+	wc->state = WC_RUNNING;
+	_D("%s is resumed", id);
+	if (send_update) {
+		ret = __send_update_status(handle->classid, wc->id,
+			WIDGET_INSTANCE_EVENT_RESUME, NULL);
+		if (!fg_signal) {
+			_D("Send fg signal to resourceD");
+			aul_send_app_status_change_signal(getpid(),
+					appid,
+					package_id,
+					STATUS_FOREGROUND,
+					APP_TYPE_WIDGET);
+			fg_signal = true;
+		}
+	} else {
+		ret = 0;
+	}
+
+	return ret;
+}
+
+static int __instance_pause(widget_class_h handle, const char *id, int send_update)
+{
+	widget_context_s *wc = __find_context_by_id(id);
+	int ret;
+
+	if (!wc) {
+		_E("context not found: %s", id); /* LCOV_EXCL_LINE */
+		return -1; /* LCOV_EXCL_LINE */
+	}
+
+	if (wc->state == WC_PAUSED) {
+		_D("%s is already in paused state", id); /* LCOV_EXCL_LINE */
+		return 0; /* LCOV_EXCL_LINE */
+	}
+
+	if (wc->state == WC_TERMINATED) {
+		_D("%s is in terminated state", id); /* LCOV_EXCL_LINE */
+		return 0; /* LCOV_EXCL_LINE */
+	}
+
+	if (handle->ops.pause)
+		handle->ops.pause(wc, handle->user_data);
+
+	wc->state = WC_PAUSED;
+	_D("%s is paused", id);
+	if (send_update) {
+		ret = __send_update_status(handle->classid, wc->id,
+			WIDGET_INSTANCE_EVENT_PAUSE, NULL);
+		wc = __find_context_by_state(WC_RUNNING);
+		if (!wc && fg_signal) {
+			_D("Send bg signal to resourceD");
+			aul_send_app_status_change_signal(getpid(),
+					appid,
+					package_id,
+					STATUS_BACKGROUND,
+					APP_TYPE_WIDGET);
+			fg_signal = false;
+		}
+	} else {
+		ret = 0;
+	}
+
+	return ret;
+}
+
+static int __instance_resize(widget_class_h handle, const char *id, int w, int h)
+{
+	widget_context_s *wc = __find_context_by_id(id);
+	int ret;
+
+	if (!wc) {
+		_E("context not found: %s", id); /* LCOV_EXCL_LINE */
+		return -1; /* LCOV_EXCL_LINE */
+	}
+
+	if (handle->ops.resize)
+		handle->ops.resize(wc, w, h, handle->user_data);
+
+	_D("%s is resized to %dx%d", id, w, h);
+	ret = __send_update_status(handle->classid, wc->id,
+		WIDGET_INSTANCE_EVENT_SIZE_CHANGED, NULL);
+
+	return ret;
+}
+
+/* LCOV_EXCL_START */
+static int __instance_update_all(widget_class_h handle, int force, const char *content)
+{
+	widget_context_s *wc;
+	int ret = 0;
+	bundle *b = NULL;
+	GList *context = _widget_app_get_contexts();
+
+	if (content)
+		b = bundle_decode((const bundle_raw *)content, strlen(content));
+
+	if (handle->ops.update) {
+		while (context) {
+			wc = (widget_context_s *)context->data;
+			handle->ops.update(wc, b, force, handle->user_data);
+			ret = __send_update_status(handle->classid, wc->id,
+				WIDGET_INSTANCE_EVENT_UPDATE, NULL);
+			_D("updated:%s", wc->id);
+			context = context->next;
+		}
+	}
+
+	if (b)
 		bundle_free(b);
+
+	return ret;
+}
+/* LCOV_EXCL_STOP */
+
+/* LCOV_EXCL_START */
+static int __instance_update(widget_class_h handle, const char *id, int force, const char *content)
+{
+	widget_context_s *wc = __find_context_by_id(id);
+	int ret = 0;
+	bundle *b = NULL;
+	if (!wc) {
+		_E("context not found: %s", id);
+		return -1;
+	}
+
+	if (content)
+		b = bundle_decode((const bundle_raw *)content, strlen(content));
+
+	if (handle->ops.update) {
+		handle->ops.update(wc, b, force, handle->user_data);
+		ret = __send_update_status(handle->classid, wc->id,
+			WIDGET_INSTANCE_EVENT_UPDATE, NULL);
+		_D("updated:%s", id);
+	}
+
+	if (b)
+		bundle_free(b);
+
+	return ret;
 }
+/* LCOV_EXCL_STOP */
 
-static int __instance_create(widget_class_h handle, const char *id, bundle *b)
+static int __instance_create(widget_class_h handle, const char *id, const char *content, int w, int h)
 {
 	widget_context_s *wc = NULL;
-	int w = 0, h = 0;
-	char *w_str = NULL, *h_str = NULL;
-	char *remain = NULL;
 	int ret = 0;
+	bundle *content_info = NULL;
 
-	wc = (widget_context_s *)malloc(sizeof(widget_context_s));
-	if (!wc)
+	wc = (widget_context_s *)calloc(1, sizeof(widget_context_s));
+	if (!wc) {
+		_E("Out of memory");
 		return WIDGET_ERROR_OUT_OF_MEMORY;
+	}
 
 	wc->state = WC_READY;
-	wc->id = g_strdup(id);
+	wc->id = strdup(id);
 	wc->provider = handle;
 	wc->win = NULL;
+	wc->win_id = -1;
 
-	wc->content = bundle_dup(b);
-	bundle_get_str(b, WIDGET_K_WIDTH, &w_str);
-	bundle_get_str(b, WIDGET_K_HEIGHT, &h_str);
-
-	if (w_str) {
-		w = (int)g_ascii_strtoll(w_str, &remain, 10);
+	if (content) {
+		wc->content = strdup(content);
+		content_info = bundle_decode((const bundle_raw *)content, strlen(content));
 	}
 
-	if (h_str) {
-		h = (int)g_ascii_strtoll(h_str, &remain, 10);
-	}
+	_widget_app_add_context(wc);
+
+	ret = handle->ops.create(wc, content_info, w, h, handle->user_data);
+	if (ret < 0) {
+		_W("Create callback resturns error(%d)", ret);
+		ret = __send_update_status(handle->classid, wc->id,
+				WIDGET_INSTANCE_EVENT_CREATE_ABORTED, NULL);
+		_widget_app_remove_context(wc);
+		if (wc->id)
+			free(wc->id);
+		if (wc->content)
+			free(wc->content);
+		free(wc);
+
+		if (_widget_app_get_contexts() == NULL && !exit_called)
+			widget_app_exit();
+	} else {
+		ret = __send_update_status(handle->classid, wc->id,
+			WIDGET_INSTANCE_EVENT_CREATE, NULL);
 
-	contexts = g_list_append(contexts, wc);
+		if (content == NULL)
+			content = "NULL";
 
-	handle->ops.create(wc, b, w, h, handle->user_data);
+		aul_widget_instance_add(handle->classid, id);
+	}
 
-	ret = __send_update_status(handle->classid, wc->id, WIDGET_INSTANCE_EVENT_CREATE, b, 0);
+	if (content_info)
+		bundle_free(content_info);
 
 	return ret;
 }
 
-static int __instance_destroy(widget_class_h handle, const char *id, widget_destroy_type_e reason, bundle *b)
+static int __instance_destroy(widget_class_h handle, const char *id,
+		widget_app_destroy_type_e reason, int send_update)
 {
 	widget_context_s *wc = __find_context_by_id(id);
 	int ret = 0;
+	int event = WIDGET_INSTANCE_EVENT_TERMINATE;
+	bundle *content_info;
 
-	if (wc) {
-		wc->state = WC_TERMINATED;
-		handle->ops.destroy(wc, (widget_app_destroy_type_e)reason, b, handle->user_data);
+	if (!wc) {
+		_E("could not find widget obj: %s, clear amd info", id);	/* LCOV_EXCL_LINE */
+		aul_widget_instance_del(handle->classid, id);			/* LCOV_EXCL_LINE */
+		return WIDGET_ERROR_NONE;					/* LCOV_EXCL_LINE */
+	}
 
-		ret = __send_update_status(handle->classid, id, WIDGET_INSTANCE_EVENT_TERMINATE, b, 0);
+	wc->state = WC_TERMINATED;
+	if (wc->content)
+		content_info = bundle_decode((const bundle_raw *)wc->content, strlen(wc->content));
+	else
+		content_info = bundle_create();
 
-		contexts = g_list_remove(contexts, wc);
+	handle->ops.destroy(wc, reason, content_info,
+			handle->user_data);
 
-		if (wc->id)
-			free(wc->id);
-		free(wc);
+	if (reason == WIDGET_APP_DESTROY_TYPE_PERMANENT) {
+		event = WIDGET_INSTANCE_EVENT_DESTROY;
+		aul_widget_instance_del(handle->classid, id);
 	} else {
-		_E("could not find widget obj: %s", id);
-		ret = WIDGET_ERROR_INVALID_PARAMETER;
+		ret = __send_update_status(handle->classid, id,
+				WIDGET_INSTANCE_EVENT_EXTRA_UPDATED, content_info);
 	}
 
+	if (content_info)
+		bundle_free(content_info);
+
+	ret = __send_update_status(handle->classid, id, event, NULL);
+
+	_widget_app_remove_context(wc);
+
+	if (wc->id)
+		free(wc->id);
+
+	if (wc->content)
+		free(wc->content);
+
+	free(wc);
+
+	if (_widget_app_get_contexts() == NULL && !exit_called) /* all instance destroyed */
+		widget_app_exit();
+
 	return ret;
 }
 
-static widget_class_h __find_class_handler(const char *class_id, widget_class_h handle)
+static widget_class_h __find_class_handler(const char *class_id,
+		widget_class_h handle)
 {
 	if (!class_id || !handle)
 		return NULL;
@@ -204,27 +573,49 @@ static widget_class_h __find_class_handler(const char *class_id, widget_class_h
 	return NULL;
 }
 
+/* LCOV_EXCL_START */
+static void __resize_window(char *id, int w, int h)
+{
+	widget_context_s *wc = __find_context_by_id(id);
+
+	if (!wc) {
+		_E("can not find instance: %s", id);
+		return;
+	}
+
+	if (wc->win)
+		evas_object_resize(wc->win, w, h);
+	else
+		_E("unable to find window of %d", wc->id);
+}
+/* LCOV_EXCL_STOP */
+
 static void __control(bundle *b)
 {
 	char *class_id = NULL;
 	char *id = NULL;
 	char *operation = NULL;
-	char *reason = NULL;
+	char *content = NULL;
+	char *w_str = NULL;
+	char *h_str = NULL;
+	int w = 0;
+	int h = 0;
 	char *remain = NULL;
-	int destroy_type = WIDGET_DESTROY_TYPE_DEFAULT;
-
+	int force;
+	char *force_str = NULL;
 	widget_class_h handle = NULL;
+
 	bundle_get_str(b, WIDGET_K_CLASS, &class_id);
 	/* for previous version compatibility, use appid for default class id */
 	if (class_id == NULL)
 		class_id = appid;
 
-	bundle_get_str(b, WIDGET_K_INSTANCE, &id);
+	bundle_get_str(b, AUL_K_WIDGET_INSTANCE_ID, &id);
 	bundle_get_str(b, WIDGET_K_OPERATION, &operation);
 
 	handle = __find_class_handler(class_id, class_provider);
 	if (!handle) {
-		_E("no handle provided: %s", class_id);
+		_E("no handle provided: %s", class_id); /* LCOV_EXCL_LINE */
 		goto error;
 	}
 
@@ -233,22 +624,40 @@ static void __control(bundle *b)
 		goto error;
 	}
 
+	bundle_get_str(b, WIDGET_K_FORCE, &force_str);
+
+	if (force_str && strcmp(force_str, "true") == 0)
+		force = 1;
+	else
+		force = 0;
+
+	bundle_get_str(b, WIDGET_K_CONTENT_INFO, &content);
+	bundle_get_str(b, WIDGET_K_WIDTH, &w_str);
+	bundle_get_str(b, WIDGET_K_HEIGHT, &h_str);
+	if (w_str)
+		w = (int)g_ascii_strtoll(w_str, &remain, 10);
+
+	if (h_str)
+		h = (int)g_ascii_strtoll(h_str, &remain, 10);
+
 	if (strcmp(operation, "create") == 0) {
-		__instance_create(handle, id, b);
+		__instance_create(handle, id, content, w, h);
 	} else if (strcmp(operation, "resize") == 0) {
-		/* TODO */
+		__resize_window(id, w, h);
 	} else if (strcmp(operation, "update") == 0) {
-		/* TODO */
-	} else if (strcmp(operation, "destroy") == 0) {
-		bundle_get_str(b, WIDGET_K_REASON, &reason);
-		if (reason)
-			destroy_type = (int)g_ascii_strtoll(reason, &remain, 10);
+		if (id)
+			__instance_update(handle, id, force, content);
+		else
+			__instance_update_all(handle, force, content);
 
-		__instance_destroy(handle, id, destroy_type, b);
+	} else if (strcmp(operation, "destroy") == 0) {
+		__instance_destroy(handle, id, WIDGET_APP_DESTROY_TYPE_PERMANENT, UPDATE_ALL);
 	} else if (strcmp(operation, "resume") == 0) {
-		/* TODO */
+		__instance_resume(handle, id, UPDATE_ALL);
 	} else if (strcmp(operation, "pause") == 0) {
-		/* TODO */
+		__instance_pause(handle, id, UPDATE_ALL);
+	} else if (strcmp(operation, "terminate") == 0) {
+		__instance_destroy(handle, id, WIDGET_APP_DESTROY_TYPE_TEMPORARY, UPDATE_ALL);
 	}
 
 	return;
@@ -257,9 +666,181 @@ error:
 	return;
 }
 
-static void __show_all()
+static void __pause_all(int send_update)
+{
+	GList *contexts = _widget_app_get_contexts();
+	GList *iter = g_list_first(contexts);
+
+	while (iter != NULL) {
+		widget_context_s *cxt = (widget_context_s *)iter->data;
+
+		switch (cxt->state) {
+		case WC_READY:
+			__instance_resume(cxt->provider, cxt->id, send_update);
+			__instance_pause(cxt->provider, cxt->id, send_update);
+			break;
+		case WC_RUNNING:
+			__instance_pause(cxt->provider, cxt->id, send_update);
+			break;
+		}
+		LOGD("pause %s", cxt->id);
+		iter = g_list_next(iter);
+	}
+}
+
+/* LCOV_EXCL_START */
+static void __resume_all(int send_update)
+{
+	GList *contexts = _widget_app_get_contexts();
+	GList *iter = g_list_first(contexts);
+
+	while (iter != NULL) {
+		widget_context_s *cxt = (widget_context_s *)iter->data;
+
+		switch (cxt->state) {
+		case WC_READY:
+			__instance_resume(cxt->provider, cxt->id, send_update);
+			break;
+		case WC_PAUSED:
+			__instance_resume(cxt->provider, cxt->id, send_update);
+			break;
+		}
+		iter = g_list_next(iter);
+	}
+}
+/* LCOV_EXCL_STOP */
+
+static void __destroy_all(int reason, int send_update)
+{
+	GList *contexts = _widget_app_get_contexts();
+	GList *iter = g_list_first(contexts);
+
+	__pause_all(send_update);
+	while (iter != NULL) {
+		widget_context_s *cxt = (widget_context_s *)iter->data;
+		iter = g_list_next(iter);
+		switch (cxt->state) {
+		case WC_PAUSED:
+			LOGD("destroy %d : %s", cxt->state, cxt->id);
+			__instance_destroy(cxt->provider, cxt->id, reason, send_update);
+			break;
+		}
+	}
+}
+
+
+static Eina_Bool __show_cb(void *data, int type, void *event)
+{
+	Ecore_Wl_Event_Window_Show *ev = event;
+	widget_context_s *cxt = __find_context_by_win(ev->win);
+
+	LOGD("show %d %d", (unsigned int)ev->win, (unsigned int)ev->data[0]);
+
+	if (cxt)
+		__instance_resume(cxt->provider, cxt->id, UPDATE_ALL);
+	else
+		LOGE("unknown window error: %d", ev->win); /* LCOV_EXCL_LINE */
+
+	return ECORE_CALLBACK_RENEW;
+}
+
+static Eina_Bool __hide_cb(void *data, int type, void *event)
+{
+	Ecore_Wl_Event_Window_Hide *ev = event;
+	widget_context_s *cxt = __find_context_by_win(ev->win);
+
+
+	LOGD("hide %d", (unsigned int)ev->win);
+
+	if (cxt)
+		__instance_pause(cxt->provider, cxt->id, UPDATE_ALL);
+	else
+		LOGE("unknown window error: %d", ev->win); /* LCOV_EXCL_LINE */
+
+	return ECORE_CALLBACK_RENEW;
+}
+
+static Eina_Bool __visibility_cb(void *data, int type, void *event)
+{
+	Ecore_Wl_Event_Window_Visibility_Change *ev = event;
+	widget_context_s *cxt = __find_context_by_win(ev->win);
+
+	LOGD("visiblity change: %d %d", (unsigned int)ev->win,  (unsigned int)ev->fully_obscured);
+
+	if (!cxt) {
+		LOGE("unknown window error: %d", ev->win);
+		return ECORE_CALLBACK_RENEW;
+	}
+
+	if (cxt->state == WC_PAUSED && ev->fully_obscured == 0) {
+		__instance_resume(cxt->provider, cxt->id, UPDATE_ALL);
+	} else if (cxt->state == WC_RUNNING && ev->fully_obscured == 1) {
+		__instance_pause(cxt->provider, cxt->id, UPDATE_ALL);
+	} else {
+		LOGD("cxt:%s state:%d obscured:%d", cxt->id, cxt->state, ev->fully_obscured);
+	}
+
+	return ECORE_CALLBACK_RENEW;
+}
+
+/* LCOV_EXCL_START */
+static Eina_Bool __lower_cb(void *data, int type, void *event)
+{
+	LOGD("lower");
+	return ECORE_CALLBACK_RENEW;
+}
+/* LCOV_EXCL_STOP */
+
+static Eina_Bool __configure_cb(void *data, int type, void *event)
+{
+	Ecore_Wl_Event_Window_Configure *ev = event;
+	widget_context_s *cxt = __find_context_by_win(ev->win);
+
+	LOGD("configure: %d %d", ev->w, ev->h);
+
+	if (!cxt) {
+		LOGE("unknown window error: %d", ev->win); /* LCOV_EXCL_LINE */
+		return ECORE_CALLBACK_RENEW; /* LCOV_EXCL_LINE */
+	}
+
+	if (cxt->state == WC_PAUSED || cxt->state == WC_RUNNING)
+		__instance_resize(cxt->provider, cxt->id, ev->w, ev->h);
+	LOGD("cxt:%s resized to %dx%d", cxt->id, ev->w, ev->h);
+
+	return ECORE_CALLBACK_RENEW;
+}
+
+static void __add_climsg()
 {
-	LOGD("resume");
+	ecore_event_handler_add(ECORE_WL_EVENT_WINDOW_SHOW, __show_cb, NULL);
+	ecore_event_handler_add(ECORE_WL_EVENT_WINDOW_HIDE, __hide_cb, NULL);
+	ecore_event_handler_add(ECORE_WL_EVENT_WINDOW_VISIBILITY_CHANGE, __visibility_cb, NULL);
+	ecore_event_handler_add(ECORE_WL_EVENT_WINDOW_LOWER, __lower_cb, NULL);
+	ecore_event_handler_add(ECORE_WL_EVENT_WINDOW_CONFIGURE, __configure_cb, NULL);
+}
+
+static void __get_content(bundle *b)
+{
+	char *instance_id = NULL;
+	widget_context_s *cxt = NULL;
+
+	bundle_get_str(b, AUL_K_WIDGET_INSTANCE_ID, &instance_id);
+	if (!instance_id)
+		return;
+
+	cxt = __find_context_by_id(instance_id);
+	if (!cxt) {
+		_E("can not find instance id:%s", instance_id);
+		return;
+	}
+
+	if (cxt->content) {
+		bundle_add_str(b, AUL_K_WIDGET_CONTENT_INFO, cxt->content);
+		_D("content info of %s found", cxt->id);
+	} else {
+		bundle_add_str(b, AUL_K_WIDGET_CONTENT_INFO, "");
+		_D("empty content info added");
+	}
 }
 
 static int __aul_handler(aul_type type, bundle *b, void *data)
@@ -271,9 +852,10 @@ static int __aul_handler(aul_type type, bundle *b, void *data)
 	case AUL_START:
 		if (b) {
 			bundle_get_str(b, WIDGET_K_CALLER, &caller);
-			if (caller)
-				caller_pid = g_ascii_strtoll(caller, &remain, 10);
-			else {
+			if (caller) {
+				caller_pid = g_ascii_strtoll(caller, &remain,
+						10);
+			} else {
 				/* using caller appid and query pid using caller appid? */
 				_E("no caller pid");
 			}
@@ -282,11 +864,14 @@ static int __aul_handler(aul_type type, bundle *b, void *data)
 		__control(b);
 		break;
 	case AUL_RESUME:
-		__show_all();
+		__resume_all(UPDATE_ALL);
 		break;
 	case AUL_TERMINATE:
 		widget_app_exit();
 		break;
+	case AUL_WIDGET_CONTENT:
+		__get_content(b);
+		break;
 	default:
 		break;
 	}
@@ -294,13 +879,56 @@ static int __aul_handler(aul_type type, bundle *b, void *data)
 	return 0;
 }
 
+static char *__get_domain_name(char *appid)
+{
+	char *name_token;
+
+	if (appid == NULL) {
+		_E("appid is NULL"); /* LCOV_EXCL_LINE */
+		return NULL; /* LCOV_EXCL_LINE */
+	}
+
+	name_token = strrchr(appid, '.');
+
+	if (name_token == NULL) {
+		_E("appid is invalid"); /* LCOV_EXCL_LINE */
+		return appid; /* LCOV_EXCL_LINE */
+	}
+
+	name_token++;
+
+	return name_token;
+}
+
+/* LCOV_EXCL_START */
+static void __on_poweroff(keynode_t *key, void *data)
+{
+	int val;
+
+	val = vconf_keynode_get_int(key);
+	switch (val) {
+	case VCONFKEY_SYSMAN_POWER_OFF_DIRECT:
+	case VCONFKEY_SYSMAN_POWER_OFF_RESTART:
+		_I("power off changed: %d", val);
+		widget_app_exit();
+		break;
+	case VCONFKEY_SYSMAN_POWER_OFF_NONE:
+	case VCONFKEY_SYSMAN_POWER_OFF_POPUP:
+	default:
+		/* DO NOTHING */
+		break;
+	}
+}
+/* LCOV_EXCL_STOP */
+
+extern int _set_i18n(const char *name);
 
 static int __before_loop(int argc, char **argv)
 {
 	int r;
 	bundle *kb = NULL;
-	char *wayland_display = NULL;
-	char *xdg_runtime_dir = NULL;
+	char *name;
+	char *viewer_endpoint = NULL;
 
 #if !(GLIB_CHECK_VERSION(2, 36, 0))
 	g_type_init();
@@ -308,73 +936,289 @@ static int __before_loop(int argc, char **argv)
 
 	kb = bundle_import_from_argv(argc, argv);
 	if (kb) {
-		bundle_get_str(kb, AUL_K_WAYLAND_WORKING_DIR, &xdg_runtime_dir);
-		bundle_get_str(kb, AUL_K_WAYLAND_DISPLAY, &wayland_display);
 		bundle_get_str(kb, WIDGET_K_ENDPOINT, &viewer_endpoint);
-
-		if (xdg_runtime_dir)
-			setenv("XDG_RUNTIME_DIR", xdg_runtime_dir, 1);
-
-		if (wayland_display)
-			setenv("WAYLAND_DISPLAY", wayland_display, 1);
+		if (viewer_endpoint) {
+			_E("viewer endpoint :%s", viewer_endpoint);
+			_widget_app_set_viewer_endpoint(viewer_endpoint);
+		} else {
+			_E("endpoint is missing");
+		}
 
 		bundle_free(kb);
 		kb = NULL;
 	} else {
-		_E("failed to get launch argv");
+		_E("failed to get launch argv"); /* LCOV_EXCL_LINE */
 	}
 
+	screen_connector_provider_init();
 	elm_init(argc, argv);
 
 	r = aul_launch_init(__aul_handler, NULL);
 	if (r < 0) {
-		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER, __FUNCTION__,
-					"Fail to call the aul_launch_init");
+		/* LCOV_EXCL_START */
+		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER,
+				__FUNCTION__,
+				"Fail to call the aul_launch_init");
+		/* LCOV_EXCL_STOP */
 	}
 
 	r = aul_launch_argv_handler(argc, argv);
 	if (r < 0) {
-		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER, __FUNCTION__,
-					"Fail to call the aul_launch_argv_handler");
+		/* LCOV_EXCL_START */
+		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER,
+				__FUNCTION__,
+				"Fail to call the aul_launch_argv_handler");
+		/* LCOV_EXCL_STOP */
 	}
 
 	r = app_get_id(&appid);
 	if (r != APP_ERROR_NONE)
 		return r;
 
+	name = __get_domain_name(appid);
+
+	if (name == NULL) {
+		/* LCOV_EXCL_START */
+		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER,
+				__FUNCTION__,
+				"Fail to call __get_domain_name");
+		/* LCOV_EXCL_STOP */
+	}
+
+	r = _set_i18n(name);
+
+	if (r < 0) {
+		/* LCOV_EXCL_START */
+		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER,
+				__FUNCTION__,
+				"Fail to call _set_i18n");
+		/* LCOV_EXCL_STOP */
+	}
+
+	__add_climsg();
+
+	_widget_core_set_appcore_event_cb();
+
 	class_provider = app_ops->create(app_user_data);
 	if (class_provider == NULL) {
-		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER, __FUNCTION__,
-					"widget_class is NULL");
+		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER,
+				__FUNCTION__, "widget_class is NULL");
 	}
 
+	vconf_notify_key_changed(VCONFKEY_SYSMAN_POWER_OFF_STATUS, __on_poweroff, NULL);
+
 	return WIDGET_ERROR_NONE;
 }
 
 static void __after_loop()
 {
+	exit_called = 1;
+	vconf_ignore_key_changed(VCONFKEY_SYSMAN_POWER_OFF_STATUS, __on_poweroff);
+
+	__pause_all(UPDATE_LOCAL);
+	__destroy_all(WIDGET_APP_DESTROY_TYPE_TEMPORARY, UPDATE_ALL);
+
 	if (app_ops->terminate)
 		app_ops->terminate(app_user_data);
 
+	screen_connector_provider_fini();
+
+	_widget_app_free_viewer_endpoint();
+	_widget_core_unset_appcore_event_cb();
+	__free_handler_list();
+
+	if (package_id) {
+		free(package_id);
+		package_id = NULL;
+	}
+
+	if (appid) {
+		free(appid);
+		appid = NULL;
+	}
+
 	elm_shutdown();
 }
 
+static void __on_low_memory(keynode_t *key, void *data)
+{
+	int val;
+
+	val = vconf_keynode_get_int(key);
+	if (val == VCONFKEY_SYSMAN_LOW_MEMORY_SOFT_WARNING) {
+		app_event_handler_h handler;
+		struct app_event_info event;
+
+		_I("widget_app_low_memory");
+
+		event.type = APP_EVENT_LOW_MEMORY;
+		event.value = (void *)&val;
+
+		GList *iter = g_list_first(handler_list[APP_EVENT_LOW_MEMORY]);
+
+		while (iter) {
+			handler = (app_event_handler_h) iter->data;
+			handler->cb(&event, handler->data);
+			iter = g_list_next(iter);
+		}
+	}
+}
+
+static void __on_low_battery(keynode_t *key, void *data)
+{
+	int val;
+
+	val = vconf_keynode_get_int(key);
+	if (val <= VCONFKEY_SYSMAN_BAT_CRITICAL_LOW) {
+		app_event_handler_h handler;
+		struct app_event_info event;
+
+		_I("widget_app_low_battery");
+
+		event.type = APP_EVENT_LOW_BATTERY;
+		event.value = (void *)&val;
+
+		GList *iter = g_list_first(handler_list[APP_EVENT_LOW_BATTERY]);
+
+		while (iter) {
+			handler = (app_event_handler_h) iter->data;
+			handler->cb(&event, handler->data);
+			iter = g_list_next(iter);
+		}
+	}
+}
+
+static void __on_lang_changed(keynode_t *key, void *data)
+{
+	char *val;
+
+	_update_lang();
+	val = vconf_keynode_get_str(key);
+
+	app_event_handler_h handler;
+	struct app_event_info event;
+
+	_I("widget_app_lang_changed");
+
+	event.type = APP_EVENT_LANGUAGE_CHANGED;
+	event.value = (void *)val;
+
+	GList *iter = g_list_first(handler_list[APP_EVENT_LANGUAGE_CHANGED]);
+
+	while (iter) {
+		handler = (app_event_handler_h) iter->data;
+		handler->cb(&event, handler->data);
+		iter = g_list_next(iter);
+	}
+}
+
+static void __on_region_changed(keynode_t *key, void *data)
+{
+	char *val;
+
+	_update_region();
+	val = vconf_keynode_get_str(key);
+
+	app_event_handler_h handler;
+	struct app_event_info event;
+
+	_I("widget_app_region_changed");
+
+	event.type = APP_EVENT_REGION_FORMAT_CHANGED;
+	event.value = (void *)val;
+
+	GList *iter = g_list_first(handler_list[APP_EVENT_REGION_FORMAT_CHANGED]);
+
+	while (iter) {
+		handler = (app_event_handler_h) iter->data;
+		handler->cb(&event, handler->data);
+		iter = g_list_next(iter);
+	}
+}
+
+static void __register_event(int event_type)
+{
+	switch (event_type) {
+	case APP_EVENT_LOW_MEMORY:
+		vconf_notify_key_changed(VCONFKEY_SYSMAN_LOW_MEMORY, __on_low_memory, NULL);
+		break;
+
+	case APP_EVENT_LOW_BATTERY:
+		vconf_notify_key_changed(VCONFKEY_SYSMAN_BATTERY_STATUS_LOW, __on_low_battery, NULL);
+		break;
+
+	case APP_EVENT_LANGUAGE_CHANGED:
+		vconf_notify_key_changed(VCONFKEY_LANGSET, __on_lang_changed, NULL);
+		break;
+
+	case APP_EVENT_REGION_FORMAT_CHANGED:
+		vconf_notify_key_changed(VCONFKEY_REGIONFORMAT, __on_region_changed, NULL);
+		break;
+	}
+}
+
+static void __unregister_event(int event_type)
+{
+	switch (event_type) {
+	case APP_EVENT_LOW_MEMORY:
+		vconf_ignore_key_changed(VCONFKEY_SYSMAN_LOW_MEMORY, __on_low_memory);
+		break;
+
+	case APP_EVENT_LOW_BATTERY:
+		vconf_ignore_key_changed(VCONFKEY_SYSMAN_BATTERY_STATUS_LOW, __on_low_battery);
+		break;
+
+	case APP_EVENT_LANGUAGE_CHANGED:
+		vconf_ignore_key_changed(VCONFKEY_LANGSET, __on_lang_changed);
+		break;
+
+	case APP_EVENT_REGION_FORMAT_CHANGED:
+		vconf_ignore_key_changed(VCONFKEY_REGIONFORMAT, __on_region_changed);
+		break;
+	}
+}
+
+static void _widget_core_set_appcore_event_cb(void)
+{
+	__register_event(APP_EVENT_LANGUAGE_CHANGED);
+	__register_event(APP_EVENT_REGION_FORMAT_CHANGED);
+}
+
+static void _widget_core_unset_appcore_event_cb(void)
+{
+	__unregister_event(APP_EVENT_LANGUAGE_CHANGED);
+	__unregister_event(APP_EVENT_REGION_FORMAT_CHANGED);
+}
+
 EXPORT_API int widget_app_main(int argc, char **argv,
-				widget_app_lifecycle_callback_s *callback, void *user_data)
+		widget_app_lifecycle_callback_s *callback, void *user_data)
 {
 	int r;
 
+	if (!_is_widget_feature_enabled()) {
+		_E("not supported"); /* LCOV_EXCL_LINE */
+		return WIDGET_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
+	}
+
 	if (argc <= 0 || argv == NULL || callback == NULL)
-		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER, __FUNCTION__, NULL);
+		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER,
+				__FUNCTION__, NULL);
 
 	if (callback->create == NULL)
-		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER, __FUNCTION__, "widget_app_create_cb() callback must be registered");
-
+		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER,
+				__FUNCTION__,
+				"widget_app_create_cb() callback must be "
+				"registered");
 	app_ops = callback;
 	app_user_data = user_data;
 	r = __before_loop(argc, argv);
-	if (r < 0)
+	if (r < 0) {
+		if (appid) {
+			free(appid);
+			appid = NULL;
+		}
 		return r;
+	}
 
 	ecore_main_loop_begin();
 	aul_status_update(STATUS_DYING);
@@ -385,11 +1229,22 @@ EXPORT_API int widget_app_main(int argc, char **argv,
 
 EXPORT_API int widget_app_exit(void)
 {
+	if (!_is_widget_feature_enabled()) {
+		_E("not supported"); /* LCOV_EXCL_LINE */
+		return WIDGET_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
+	}
+
+	if (exit_called)
+		return WIDGET_ERROR_NONE;
+
+	exit_called = 1;
+
 	ecore_main_loop_quit();
 
 	return WIDGET_ERROR_NONE;
 }
 
+/* LCOV_EXCL_START */
 static gboolean __finish_event_cb(gpointer user_data)
 {
 	if (user_data == NULL)
@@ -399,26 +1254,31 @@ static gboolean __finish_event_cb(gpointer user_data)
 
 	switch (wc->state) {
 	case WC_READY:
-
-		break;
+		__instance_resume(wc->provider, wc->id, UPDATE_LOCAL);
 	case WC_RUNNING:
-
-		break;
+		__instance_pause(wc->provider, wc->id, UPDATE_LOCAL);
 	case WC_PAUSED:
-
+		__instance_destroy(wc->provider, wc->id,
+				WIDGET_DESTROY_TYPE_TEMPORARY, UPDATE_ALL);
 		break;
 	default:
 		break;
 	}
 
-
 	return FALSE;
 }
+/* LCOV_EXCL_STOP */
 
 EXPORT_API int widget_app_terminate_context(widget_context_h context)
 {
+	if (!_is_widget_feature_enabled()) {
+		_E("not supported"); /* LCOV_EXCL_LINE */
+		return WIDGET_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
+	}
+
 	if (context == NULL)
-		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER, __FUNCTION__, NULL);
+		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER,
+				__FUNCTION__, NULL);
 
 	g_idle_add(__finish_event_cb, context);
 	return WIDGET_ERROR_NONE;
@@ -426,6 +1286,29 @@ EXPORT_API int widget_app_terminate_context(widget_context_h context)
 
 EXPORT_API int widget_app_foreach_context(widget_context_cb cb, void *data)
 {
+	GList *contexts = _widget_app_get_contexts();
+	GList *list;
+	widget_context_s *wc;
+
+	if (!_is_widget_feature_enabled()) {
+		_E("not supported"); /* LCOV_EXCL_LINE */
+		return WIDGET_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
+	}
+
+	if (!cb)
+		return WIDGET_ERROR_INVALID_PARAMETER;
+
+	list = g_list_first(contexts);
+
+	while (list) {
+		wc = (widget_context_s *)list->data;
+		if (wc) {
+			if (!cb(wc, data))
+				break;
+		}
+		list = list->next;
+	}
+
 	return WIDGET_ERROR_NONE;
 }
 
@@ -433,64 +1316,200 @@ EXPORT_API int widget_app_add_event_handler(app_event_handler_h *event_handler,
 					app_event_type_e event_type, app_event_cb callback,
 					void *user_data)
 {
-	/* TODO */
-	return 0;
+	int r;
+	bool feature;
+
+	r = system_info_get_platform_bool(FEATURE_SHELL_APPWIDGET, &feature);
+	if (r < 0)
+		return WIDGET_ERROR_FAULT;
+
+	if (!feature)
+		return WIDGET_ERROR_NOT_SUPPORTED;
+
+	app_event_handler_h handler;
+
+	if (event_handler == NULL || callback == NULL)
+		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER, __FUNCTION__, NULL);
+
+	if (event_type < APP_EVENT_LOW_MEMORY
+	    || event_type > APP_EVENT_REGION_FORMAT_CHANGED)
+		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER, __FUNCTION__, NULL);
+
+	if (event_type == APP_EVENT_DEVICE_ORIENTATION_CHANGED)
+		return widget_app_error(WIDGET_ERROR_NOT_SUPPORTED, __FUNCTION__, NULL);
+
+	GList *iter = g_list_first(handler_list[event_type]);
+
+	while (iter) {
+		handler = (app_event_handler_h) iter->data;
+
+		if (handler->cb == callback)
+			return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER, __FUNCTION__, NULL);
+
+		iter = g_list_next(iter);
+	}
+
+	handler = calloc(1, sizeof(struct app_event_handler));
+	if (!handler)
+		return widget_app_error(WIDGET_ERROR_OUT_OF_MEMORY, __FUNCTION__, NULL); /* LCOV_EXCL_LINE */
+
+	if (g_list_length(handler_list[event_type]) == 0)
+		__register_event(event_type);
+
+	handler->type = event_type;
+	handler->cb = callback;
+	handler->data = user_data;
+	handler_list[event_type] = g_list_append(handler_list[event_type], handler);
+
+	*event_handler = handler;
+
+	return WIDGET_ERROR_NONE;
 }
 
 EXPORT_API int widget_app_remove_event_handler(app_event_handler_h
 						event_handler)
 {
-	/* TODO */
-	return 0;
+	int r;
+	bool feature;
+
+	r = system_info_get_platform_bool(FEATURE_SHELL_APPWIDGET, &feature);
+	if (r < 0)
+		return WIDGET_ERROR_FAULT;
+
+	if (!feature)
+		return WIDGET_ERROR_NOT_SUPPORTED;
+
+	app_event_type_e type;
+
+	if (event_handler == NULL)
+		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER, __FUNCTION__, NULL);
+
+	type = event_handler->type;
+	if (type < APP_EVENT_LOW_MEMORY || type > APP_EVENT_REGION_FORMAT_CHANGED)
+		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER, __FUNCTION__, NULL);
+
+	handler_list[type] = g_list_remove(handler_list[type], event_handler);
+	free(event_handler);
+
+	if (g_list_length(handler_list[type]) == 0)
+		__unregister_event(type);
+
+	return WIDGET_ERROR_NONE;
 }
 
-EXPORT_API const char* widget_app_get_id(widget_context_h context)
+EXPORT_API const char *widget_app_get_id(widget_context_h context)
 {
+	if (!_is_widget_feature_enabled()) {
+		_E("not supported"); /* LCOV_EXCL_LINE */
+		set_last_result(WIDGET_ERROR_NOT_SUPPORTED); /* LCOV_EXCL_LINE */
+		return NULL; /* LCOV_EXCL_LINE */
+	}
+
+	if (!context) {
+		set_last_result(WIDGET_ERROR_INVALID_PARAMETER);
+		return NULL;
+	}
+
+	set_last_result(WIDGET_ERROR_NONE);
 	return context->id;
 }
 
+static void _win_del_cb(void *data, Evas *e, Evas_Object *obj, void *event_info)
+{
+       /* Remove data used in accessibility */
+	char *plug_id;
+	plug_id = evas_object_data_del(obj, "___PLUGID");
+	free(plug_id);
+}
+
 EXPORT_API int widget_app_get_elm_win(widget_context_h context,
 					Evas_Object **win)
 {
-	if (context == NULL || win == NULL)
-		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER, __FUNCTION__, NULL);
-
-	widget_context_s *cxt = (widget_context_s*)context;
+	widget_context_s *cxt = (widget_context_s *)context;
 	Evas_Object *ret_win;
 	Ecore_Wl_Window *wl_win;
+	struct wl_surface *surface;
+	char buffer[256];
+	int rots[3] = {0};
+
+	if (!_is_widget_feature_enabled()) {
+		_E("not supported"); /* LCOV_EXCL_LINE */
+		return WIDGET_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
+	}
+
+	if (context == NULL || win == NULL)
+		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER,
+				__FUNCTION__, NULL);
 
 	ret_win = elm_win_add(NULL, cxt->id, ELM_WIN_BASIC);
 	if (ret_win == NULL) {
-		_E("failed to create window");
-		return WIDGET_ERROR_FAULT;
+		_E("failed to create window"); /* LCOV_EXCL_LINE */
+		goto fault; /* LCOV_EXCL_LINE */
 	}
 
+	elm_win_wm_rotation_preferred_rotation_set(ret_win, -1);
+	elm_win_wm_rotation_available_rotations_set(ret_win, rots, 1);
+
 	wl_win = elm_win_wl_window_get(ret_win);
 	if (wl_win == NULL) {
-		_E("failed to get wayland window");
-		evas_object_del(ret_win);
-		return WIDGET_ERROR_FAULT;
+		_E("failed to get wayland window"); /* LCOV_EXCL_LINE */
+		goto fault;
+	}
+
+	surface = ecore_wl_window_surface_get(wl_win);
+	if (surface == NULL) {
+		_E("failed to get surface"); /* LCOV_EXCL_LINE */
+		goto fault; /* LCOV_EXCL_LINE */
 	}
+	screen_connector_provider_remote_enable(cxt->id, surface);
 
 	ecore_wl_window_class_name_set(wl_win, cxt->id);
+	elm_win_aux_hint_add(ret_win, "wm.policy.win.user.geometry", "1");
 
 	*win = ret_win;
 	cxt->win = ret_win;
+	cxt->win_id = ecore_wl_window_id_get(wl_win);
+
+	/* Set data to use in accessibility */
+	snprintf(buffer, sizeof(buffer), "%s:%d", cxt->id, getpid());
+	evas_object_data_set(ret_win, "___PLUGID", strdup(buffer));
+	evas_object_event_callback_add(ret_win, EVAS_CALLBACK_DEL, _win_del_cb, NULL);
+
+	_D("window created: %d", cxt->win_id);
 
 	return WIDGET_ERROR_NONE;
+
+fault:
+	if (ret_win)	/* LCOV_EXCL_LINE */
+		evas_object_del(ret_win); /* LCOV_EXCL_LINE */
+
+	return WIDGET_ERROR_FAULT; /* LCOV_EXCL_LINE */
+
 }
 
 widget_class_h _widget_class_create(widget_class_s *prev, const char *class_id,
 		widget_instance_lifecycle_callback_s callback, void *user_data)
 {
-	widget_class_s *wc = (widget_class_s*)malloc(sizeof(widget_class_s));
+	widget_class_s *wc;
 
-	if (wc == NULL) {
-		_E("failed to malloc : %s", __FUNCTION__);
-		set_last_result(WIDGET_ERROR_OUT_OF_MEMORY);
+	if (!_is_widget_feature_enabled()) {
+		_E("not supported"); /* LCOV_EXCL_LINE */
+		set_last_result(WIDGET_ERROR_NOT_SUPPORTED); /* LCOV_EXCL_LINE */
+		return NULL;
+	}
+
+	if (class_id == NULL) {
+		set_last_result(WIDGET_ERROR_INVALID_PARAMETER);
 		return NULL;
 	}
 
+	wc = (widget_class_s *)calloc(1, sizeof(widget_class_s));
+	if (wc == NULL) {
+		_E("failed to calloc : %s", __FUNCTION__); /* LCOV_EXCL_LINE */
+		set_last_result(WIDGET_ERROR_OUT_OF_MEMORY); /* LCOV_EXCL_LINE */
+		return NULL; /* LCOV_EXCL_LINE */
+	}
+
 	wc->classid = strdup(class_id);
 	wc->user_data = user_data;
 	wc->ops = callback;
@@ -505,26 +1524,30 @@ widget_class_h _widget_class_create(widget_class_s *prev, const char *class_id,
 	return wc;
 }
 
-EXPORT_API widget_class_h widget_app_class_add(widget_class_h widget_class, const char *class_id,
+EXPORT_API widget_class_h widget_app_class_add(widget_class_h widget_class,
+		const char *class_id,
 		widget_instance_lifecycle_callback_s callback, void *user_data)
 {
-	if (class_id == NULL) {
-		set_last_result(WIDGET_ERROR_INVALID_PARAMETER);
-		return NULL;
-	}
-
-	return _widget_class_create(widget_class, class_id, callback, user_data);
+	return _widget_class_create(widget_class, class_id, callback,
+			user_data);
 }
 
-EXPORT_API widget_class_h widget_app_class_create(widget_instance_lifecycle_callback_s callback, void *user_data)
+EXPORT_API widget_class_h widget_app_class_create(
+		widget_instance_lifecycle_callback_s callback, void *user_data)
 {
 	return _widget_class_create(class_provider, appid, callback, user_data);
 }
 
 EXPORT_API int widget_app_context_set_tag(widget_context_h context, void *tag)
 {
+	if (!_is_widget_feature_enabled()) {
+		_E("not supported"); /* LCOV_EXCL_LINE */
+		return WIDGET_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
+	}
+
 	if (context == NULL)
-		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER, __FUNCTION__, NULL);
+		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER,
+				__FUNCTION__, NULL);
 
 	context->tag = tag;
 
@@ -533,44 +1556,83 @@ EXPORT_API int widget_app_context_set_tag(widget_context_h context, void *tag)
 
 EXPORT_API int widget_app_context_get_tag(widget_context_h context, void **tag)
 {
+	if (!_is_widget_feature_enabled()) {
+		_E("not supported"); /* LCOV_EXCL_LINE */
+		return WIDGET_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
+	}
+
 	if (context == NULL || tag == NULL)
-		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER, __FUNCTION__, NULL);
+		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER,
+				__FUNCTION__, NULL);
 
 	*tag = context->tag;
 
 	return WIDGET_ERROR_NONE;
 }
 
-EXPORT_API int widget_app_context_set_content_info(widget_context_h context, bundle *content_info)
+EXPORT_API int widget_app_context_set_content_info(widget_context_h context,
+		bundle *content_info)
 {
 	const char *class_id = NULL;
 	int ret = 0;
+	bundle_raw *raw = NULL;
+	int len;
+
+	if (!_is_widget_feature_enabled()) {
+		_E("not supported"); /* LCOV_EXCL_LINE */
+		return WIDGET_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
+	}
+
 	if (context == NULL || content_info == NULL)
-		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER, __FUNCTION__, NULL);
+		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER,
+				__FUNCTION__, NULL);
 
 	if (context->provider == NULL)
-		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER, __FUNCTION__, NULL);
+		return widget_app_error(WIDGET_ERROR_INVALID_PARAMETER,
+				__FUNCTION__, NULL);
 
 	class_id = context->provider->classid;
-
 	if (class_id == NULL)
 		return widget_app_error(WIDGET_ERROR_FAULT, __FUNCTION__, NULL);
 
-	ret = __send_update_status(class_id, context->id, WIDGET_INSTANCE_EVENT_UPDATE, content_info, true);
+	ret = __send_update_status(class_id, context->id,
+			WIDGET_INSTANCE_EVENT_EXTRA_UPDATED, content_info);
+
+	if (context->content)
+		free(context->content);
+
+	bundle_encode(content_info, &raw, &len);
+	if (raw)
+		context->content = strdup((const char *)raw);
+	else
+		context->content = NULL;
 
+	free(raw);
 	if (ret < 0) {
-		_E("failed to send content info: %s of %s (%d)", context->id, class_id, ret);
-		return widget_app_error(WIDGET_ERROR_IO_ERROR, __FUNCTION__, NULL);
+		/* LCOV_EXCL_START */
+		_E("failed to send content info: %s of %s (%d)", context->id,
+				class_id, ret);
+		return widget_app_error(WIDGET_ERROR_IO_ERROR, __FUNCTION__,
+				NULL);
+		/* LCOV_EXCL_STOP */
 	}
 
 	return WIDGET_ERROR_NONE;
 }
 
-EXPORT_API int widget_app_context_set_title(widget_context_h context, const char *title)
+EXPORT_API int widget_app_context_set_title(widget_context_h context,
+		const char *title)
 {
-	/* TODO
-	 may use widget status update, or use surface title set.
-	 */
-	return 0;
-}
+	if (!_is_widget_feature_enabled()) {
+		_E("not supported"); /* LCOV_EXCL_LINE */
+		return WIDGET_ERROR_NOT_SUPPORTED; /* LCOV_EXCL_LINE */
+	}
+
+	if (!context || !title)
+		return WIDGET_ERROR_INVALID_PARAMETER;
 
+	if (context->win)
+		elm_win_title_set(context->win, title);
+
+	return WIDGET_ERROR_NONE;
+}