api: add status check for modules

2 files changed, 16 insertions, 1 deletions

diff --git a/proto-vjoystick/vjoystick.cpp b/proto-vjoystick/vjoystick.cpp
index 557b5e99..9ff64998 100644
--- a/proto-vjoystick/vjoystick.cpp
+++ b/proto-vjoystick/vjoystick.cpp
@@ -125,6 +125,21 @@ vjoystick_proto::~vjoystick_proto()
 {
 }
 
+module_status vjoystick_proto::check_status()
+{
+    switch (h.get_state())
+    {
+    case state_notent:
+        return error("vjoystick #1 doesn't exist");
+    case state_fail:
+        return error("can't initialize vjoystick");
+    case state_success:
+        return status_ok();
+    default:
+        return error("unknown error");
+    }
+}
+
 void vjoystick_proto::pose(const double *pose)
 {
     if (h.get_state() != state_success)
diff --git a/proto-vjoystick/vjoystick.h b/proto-vjoystick/vjoystick.h
index 49302030..0eac2ed2 100644
--- a/proto-vjoystick/vjoystick.h
+++ b/proto-vjoystick/vjoystick.h
@@ -53,7 +53,7 @@ class vjoystick_proto : public IProtocol
 public:
     vjoystick_proto();
     ~vjoystick_proto() override;
-    bool correct() override { return h.get_state() == state_success; }
+    module_status check_status() override;
     void pose( const double *headpose ) override;
     QString game_name() override { return "Virtual joystick"; }
 private: