5 files changed, 65 insertions, 13 deletions

diff --git a/src/homescreen.cpp b/src/homescreen.cpp
index cb8a633..2a0ee77 100644
--- a/src/homescreen.cpp
+++ b/src/homescreen.cpp
@@ -140,8 +140,9 @@ int hs_handshake::start(afb_api_t api) const
 struct hs_instance {
     HS_ClientManager *client_manager;   // the connection session manager
     HS_AppInfo *app_info;               // application info
+    HS_AppRecover *app_recover;
 
-    hs_instance() : client_manager(HS_ClientManager::instance()), app_info(HS_AppInfo::instance()) {}
+    hs_instance() : client_manager(HS_ClientManager::instance()), app_info(HS_AppInfo::instance()), app_recover(HS_AppRecover::instance()) {}
     int init(afb_api_t api);
     void setEventHook(const char *event, const event_hook_func f);
     void onEvent(afb_api_t api, const char *event, struct json_object *object);
@@ -189,13 +190,12 @@ int hs_instance::init(afb_api_t api)
         return -1;
     }
 
-    HS_AppRecover *app_recover = new HS_AppRecover();
     if(app_recover == nullptr) {
         AFB_ERROR("app_recover is nullptr.");
         return -1;
     }
+    app_recover->init(api);
     app_recover->startRecovery(api, hs_config.getRecoverMap());
-    client_manager->setAppRecover(app_recover);
 
     return 0;
 }
diff --git a/src/hs-apprecover.cpp b/src/hs-apprecover.cpp
index 9bd0cf2..ded070e 100644
--- a/src/hs-apprecover.cpp
+++ b/src/hs-apprecover.cpp
@@ -19,7 +19,63 @@
 #include "hs-proxy.h"
 #include "hs-clientmanager.h"
 
-const char _keyArea[] = "area";
+
+HS_AppRecover* HS_AppRecover::me = nullptr;
+
+/**
+ * screen_update event handler
+ *
+ * #### Parameters
+ * - api : the api
+ * - event : received event name
+ * - object : received json object
+ *
+ * #### Return
+ * 0 : event can transfer to others
+ * 1 : event not transfer to others
+ */
+int on_screen_update_event(afb_api_t api, const char *event, struct json_object *object)
+{
+
+    return 0;
+}
+
+/**
+ * get instance
+ *
+ * #### Parameters
+ *  - Nothing
+ *
+ * #### Return
+ * HS_AppRecover instance pointer
+ *
+ */
+HS_AppRecover* HS_AppRecover::instance(void)
+{
+    if(me == nullptr)
+        me = new HS_AppRecover();
+
+    return me;
+}
+
+/**
+ * HS_AppRecover initialize function
+ *
+ * #### Parameters
+ *  - api : the api serving the request
+ *
+ * #### Return
+ * 0 : init success
+ * 1 : init fail
+ *
+ */
+int HS_AppRecover::init(afb_api_t api)
+{
+    HS_WmProxy wm_proxy;
+    wm_proxy.subscribe(api, HS_WmProxy::Event_ScreenUpdated);
+    setEventHook("windowmanager/screenUpdated", on_screen_update_event);
+    return 0;
+}
 
 /**
  * starting recover applications
diff --git a/src/hs-apprecover.h b/src/hs-apprecover.h
index f46846d..abaf20b 100644
--- a/src/hs-apprecover.h
+++ b/src/hs-apprecover.h
@@ -35,11 +35,13 @@ public:
     HS_AppRecover(HS_AppRecover &&) = delete;
     HS_AppRecover &operator=(HS_AppRecover &&) = delete;
 
+    static HS_AppRecover* instance(void);
+    int init(afb_api_t api);
     void startRecovery(afb_api_t api, recover_map &map);
     bool registerRecoveredApp(std::string &appid);
 
 private:
-
+    static HS_AppRecover* me;
     std::map<std::string, struct app_recover_info> m_recover_apps_list;
     std::set<std::string> m_recovering_set;
 };
diff --git a/src/hs-clientmanager.cpp b/src/hs-clientmanager.cpp
index 4a17b72..83d6bb3 100644
--- a/src/hs-clientmanager.cpp
+++ b/src/hs-clientmanager.cpp
@@ -37,7 +37,7 @@ static void cbRemoveClientCtxt(void *data)
  * None
  *
  */
-HS_ClientManager::HS_ClientManager() : app_recover(nullptr)
+HS_ClientManager::HS_ClientManager()
 {
 }
 
@@ -246,8 +246,5 @@ int HS_ClientManager::pushEvent(const char *event, struct json_object *param, st
  */
 void HS_ClientManager::registerApplication(std::string appid)
 {
-    if(app_recover != nullptr && app_recover->registerRecoveredApp(appid)) {
-        delete app_recover;
-        app_recover = nullptr;
-    }
+
 }
\ No newline at end of file
diff --git a/src/hs-clientmanager.h b/src/hs-clientmanager.h
index af5b4c8..cbddaba 100644
--- a/src/hs-clientmanager.h
+++ b/src/hs-clientmanager.h
@@ -23,7 +23,6 @@
 #include <unordered_map>
 #include "hs-helper.h"
 #include "hs-client.h"
-#include "hs-apprecover.h"
 
 typedef struct HS_ClientCtxt
 {
@@ -49,7 +48,6 @@ public:
     int handleRequest(afb_req_t request, const char *verb, const char *appid = nullptr);
     int pushEvent(const char *event, struct json_object *param, std::string appid = "");
     void removeClientCtxt(void *data);  // don't use, internal only
-    void setAppRecover(HS_AppRecover *recover) {app_recover = recover;}
 
 private:
     HS_ClientCtxt* createClientCtxt(afb_req_t req, std::string appid);
@@ -62,7 +60,6 @@ private:
     std::unordered_map<std::string, HS_Client*> client_list;
     std::unordered_map<std::string, HS_ClientCtxt*> appid2ctxt;
     std::mutex mtx;
-    HS_AppRecover *app_recover;
 };
 
 #endif // HOMESCREEN_CLIENTMANAGER_H
\ No newline at end of file