Add screen_updated and error event

Add events

screen_updated
* emitted when the displayed application changed.

error
* emitted when a error happens after request is accepted.

Related commit:
https://gerrit.automotivelinux.org/gerrit/#/c/14761/

Change-Id: I3c91c053668490fe68e45121a34e1fae5cd403fc
Signed-off-by: Kazumasa Mitsunari <knimitz@witz-inc.co.jp>

2 files changed, 9 insertions, 1 deletions

diff --git a/src/libwindowmanager.cpp b/src/libwindowmanager.cpp
index 21f7645..c1bdbb8 100644
--- a/src/libwindowmanager.cpp
+++ b/src/libwindowmanager.cpp
@@ -55,7 +55,9 @@ class LibWindowmanager::Impl {
       std::string("visible"),
       std::string("invisible"),
       std::string("syncdraw"),
-      std::string("flushdraw")
+      std::string("flushdraw"),
+      std::string("screen_updated"),
+      std::string("error")
     };
 
     /* Key for json obejct */
diff --git a/src/libwindowmanager.h b/src/libwindowmanager.h
index b2b9496..3b21091 100644
--- a/src/libwindowmanager.h
+++ b/src/libwindowmanager.h
@@ -52,6 +52,12 @@ public:
 
        Event_SyncDraw,
        Event_FlushDraw,
+
+       Event_ScreenUpdated,
+
+       Event_Error,
+
+       Event_Val_Max = Event_Error
     };
 
     int init(int port, char const *token);