Return WMError instead of bool

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

2 files changed, 4 insertions, 3 deletions

diff --git a/src/wm_client.cpp b/src/wm_client.cpp
index 500c60e..baed828 100644
--- a/src/wm_client.cpp
+++ b/src/wm_client.cpp
@@ -167,7 +167,7 @@ void WMClient::appendRole(const string& role)
     return true;
 } */
 
-bool WMClient::addSurface(unsigned surface)
+WMError WMClient::addSurface(unsigned surface)
 {
     this->surface = surface;
     ilmErrorTypes err = ilm_layerAddSurface(this->layer, surface);
@@ -176,7 +176,7 @@ bool WMClient::addSurface(unsigned surface)
     {
         err = ilm_commitChanges();
     }
-    return (err == ILM_SUCCESS) ? true : false;
+    return (err == ILM_SUCCESS) ? WMError::SUCCESS : WMError::FAIL;
 }
 
 bool WMClient::removeSurfaceIfExist(unsigned surface)
diff --git a/src/wm_client.hpp b/src/wm_client.hpp
index 7c6c0b4..5342b76 100644
--- a/src/wm_client.hpp
+++ b/src/wm_client.hpp
@@ -20,6 +20,7 @@
 #include <vector>
 #include <string>
 #include <unordered_map>
+#include "wm_error.hpp"
 
 extern "C"
 {
@@ -58,7 +59,7 @@ class WMClient
     void setRole(const std::string& role);
     void appendRole(const std::string& role);
     //bool addSurface(const std::string& role, unsigned surface);
-    bool addSurface(unsigned surface);
+    WMError addSurface(unsigned surface);
     bool removeSurfaceIfExist(unsigned surface);
     bool removeRole(const std::string& role);