Refactor : Hide wayland operations from Window Manager
[apps/agl-service-windowmanager.git] / src / main.cpp
index 602e1f6..36577fe 100644 (file)
 #include <algorithm>
 #include <mutex>
 #include <json.h>
-#include "../include/json.hpp"
-#include "app.hpp"
+#include "window_manager.hpp"
 #include "json_helper.hpp"
-#include "wayland_ivi_wm.hpp"
 
 extern "C"
 {
@@ -42,10 +40,10 @@ typedef struct WMClientCtxt
 
 struct afb_instance
 {
-    std::unique_ptr<wl::display> display;
-    wm::App app;
+    wm::WindowManager wmgr;
 
-    afb_instance() : display{new wl::display}, app{this->display.get()} {}
+    afb_instance() : wmgr() {}
+    ~afb_instance() = default;
 
     int init();
 };
@@ -55,104 +53,21 @@ std::mutex binding_m;
 
 int afb_instance::init()
 {
-    return this->app.init();
-}
-
-int display_event_callback(sd_event_source *evs, int /*fd*/, uint32_t events,
-                           void * /*data*/)
-{
-    ST();
-
-    if ((events & EPOLLHUP) != 0)
-    {
-        HMI_ERROR("wm", "The compositor hung up, dying now.");
-        delete g_afb_instance;
-        g_afb_instance = nullptr;
-        goto error;
-    }
-
-    if ((events & EPOLLIN) != 0u)
-    {
-        {
-            STN(display_read_events);
-            g_afb_instance->app.display->read_events();
-            g_afb_instance->app.set_pending_events();
-        }
-        {
-            // We want do dispatch pending wayland events from within
-            // the API context
-            STN(winman_ping_api_call);
-            afb_service_call("windowmanager", "ping", json_object_new_object(),
-                            [](void *c, int st, json_object *j) {
-                                STN(winman_ping_api_call_return);
-                            },
-                            nullptr);
-        }
-    }
-
-    return 0;
-
-error:
-    sd_event_source_unref(evs);
-    if (getenv("WINMAN_EXIT_ON_HANGUP") != nullptr)
-    {
-        exit(1);
-    }
-    return -1;
+    return this->wmgr.init();
 }
 
 int _binding_init()
 {
-    HMI_NOTICE("wm", "WinMan ver. %s", WINMAN_VERSION_STRING);
+    HMI_NOTICE("WinMan ver. %s", WINMAN_VERSION_STRING);
 
-    if (g_afb_instance != nullptr)
-    {
-        HMI_ERROR("wm", "Wayland context already initialized?");
-        return 0;
-    }
-
-    if (getenv("XDG_RUNTIME_DIR") == nullptr)
-    {
-        HMI_ERROR("wm", "Environment variable XDG_RUNTIME_DIR not set");
-        goto error;
-    }
-
-    {
-        // wait until wayland compositor starts up.
-        int cnt = 0;
-        g_afb_instance = new afb_instance;
-        while (!g_afb_instance->display->ok())
-        {
-            cnt++;
-            if (20 <= cnt)
-            {
-                HMI_ERROR("wm", "Could not connect to compositor");
-                goto error;
-            }
-            HMI_ERROR("wm", "Wait to start weston ...");
-            sleep(1);
-            delete g_afb_instance;
-            g_afb_instance = new afb_instance;
-        }
-    }
+    g_afb_instance = new afb_instance;
 
     if (g_afb_instance->init() == -1)
     {
-        HMI_ERROR("wm", "Could not connect to compositor");
+        HMI_ERROR("Could not connect to compositor");
         goto error;
     }
 
-    {
-        int ret = sd_event_add_io(afb_daemon_get_event_loop(), nullptr,
-                                  g_afb_instance->display->get_fd(), EPOLLIN,
-                                  display_event_callback, g_afb_instance);
-        if (ret < 0)
-        {
-            HMI_ERROR("wm", "Could not initialize afb_instance event handler: %d", -ret);
-            goto error;
-        }
-    }
-
     atexit([] { delete g_afb_instance; });
 
     return 0;
@@ -171,17 +86,11 @@ int binding_init() noexcept
     }
     catch (std::exception &e)
     {
-        HMI_ERROR("wm", "Uncaught exception in binding_init(): %s", e.what());
+        HMI_ERROR("Uncaught exception in binding_init(): %s", e.what());
     }
     return -1;
 }
 
-static bool checkFirstReq(afb_req req)
-{
-    WMClientCtxt *ctxt = (WMClientCtxt *)afb_req_context_get(req);
-    return (ctxt) ? false : true;
-}
-
 static void cbRemoveClientCtxt(void *data)
 {
     WMClientCtxt *ctxt = (WMClientCtxt *)data;
@@ -189,27 +98,35 @@ static void cbRemoveClientCtxt(void *data)
     {
         return;
     }
-    HMI_DEBUG("wm", "remove app %s", ctxt->name.c_str());
-    // Lookup surfaceID and remove it because App is dead.
-    auto pSid = g_afb_instance->app.id_alloc.lookup(ctxt->role.c_str());
-    if (pSid)
+    HMI_DEBUG("remove app %s", ctxt->name.c_str());
+
+    // Policy Manager does not know this app was killed,
+    // so notify it by deactivate request.
+    g_afb_instance->wmgr.api_deactivate_surface(
+        ctxt->name.c_str(), ctxt->role.c_str(),
+        [](const char *) {});
+
+    g_afb_instance->wmgr.removeClient(ctxt->name);
+    delete ctxt;
+}
+
+static void createSecurityContext(afb_req req, const char* appid, const char* role)
+{
+    WMClientCtxt *ctxt = (WMClientCtxt *)afb_req_context_get(req);
+    if (!ctxt)
     {
-        auto sid = *pSid;
-        g_afb_instance->app.id_alloc.remove_id(sid);
-        g_afb_instance->app.layers.remove_surface(sid);
-        g_afb_instance->app.controller->sprops.erase(sid);
-        g_afb_instance->app.controller->surfaces.erase(sid);
-        HMI_DEBUG("wm", "delete surfaceID %d", sid);
+        // Create Security Context at first time
+        const char *new_role = g_afb_instance->wmgr.convertRoleOldToNew(role);
+        WMClientCtxt *ctxt = new WMClientCtxt(appid, new_role);
+        HMI_DEBUG("create session for %s", ctxt->name.c_str());
+        afb_req_session_set_LOA(req, 1);
+        afb_req_context_set(req, ctxt, cbRemoveClientCtxt);
     }
-    delete ctxt;
 }
 
 void windowmanager_requestsurface(afb_req req) noexcept
 {
     std::lock_guard<std::mutex> guard(binding_m);
-#ifdef ST
-    ST();
-#endif
     if (g_afb_instance == nullptr)
     {
         afb_req_fail(req, "failed", "Binding not initialized, did the compositor die?");
@@ -225,41 +142,26 @@ void windowmanager_requestsurface(afb_req req) noexcept
             return;
         }
 
-        /* Create Security Context */
-        bool isFirstReq = checkFirstReq(req);
-        if (!isFirstReq)
+        char *appid = afb_req_get_application_id(req);
+        if(appid)
         {
-            WMClientCtxt *ctxt = (WMClientCtxt *)afb_req_context_get(req);
-            HMI_DEBUG("wm", "You're %s.", ctxt->name.c_str());
-            if (ctxt->name != std::string(a_drawing_name))
+            auto ret = g_afb_instance->wmgr.api_request_surface(
+                appid, a_drawing_name);
+            if (ret.is_err())
             {
-                afb_req_fail_f(req, "failed", "Don't request with other name: %s for now", a_drawing_name);
-                HMI_DEBUG("wm", "Don't request with other name: %s for now", a_drawing_name);
-                return;
+                afb_req_fail(req, "failed", ret.unwrap_err());
             }
-        }
-
-        auto ret = g_afb_instance->app.api_request_surface(a_drawing_name);
-
-        if (isFirstReq)
-        {
-            WMClientCtxt *ctxt = new WMClientCtxt(afb_req_get_application_id(req), a_drawing_name);
-            HMI_DEBUG("wm", "create session for %s", ctxt->name.c_str());
-            afb_req_session_set_LOA(req, 1);
-            afb_req_context_set(req, ctxt, cbRemoveClientCtxt);
+            else
+            {
+                createSecurityContext(req, appid, a_drawing_name);
+                afb_req_success(req, json_object_new_int(ret.unwrap()), "success");
+            }
+            free(appid);
         }
         else
         {
-            HMI_DEBUG("wm", "session already created for %s", a_drawing_name);
+            afb_req_fail(req, "failed", nullptr);
         }
-
-        if (ret.is_err())
-        {
-            afb_req_fail(req, "failed", ret.unwrap_err());
-            return;
-        }
-
-        afb_req_success(req, json_object_new_int(ret.unwrap()), "success");
     }
     catch (std::exception &e)
     {
@@ -271,9 +173,6 @@ void windowmanager_requestsurface(afb_req req) noexcept
 void windowmanager_requestsurfacexdg(afb_req req) noexcept
 {
     std::lock_guard<std::mutex> guard(binding_m);
-#ifdef ST
-    ST();
-#endif
     if (g_afb_instance == nullptr)
     {
         afb_req_fail(req, "failed", "Binding not initialized, did the compositor die?");
@@ -299,15 +198,23 @@ void windowmanager_requestsurfacexdg(afb_req req) noexcept
             return;
         }
         char const *a_ivi_id = json_object_get_string(j_ivi_id);
-
-        auto ret = g_afb_instance->app.api_request_surface(a_drawing_name, a_ivi_id);
-        if (ret != nullptr)
+        char *appid = afb_req_get_application_id(req);
+        if(appid)
         {
-            afb_req_fail(req, "failed", ret);
-            return;
-        }
+            auto ret = g_afb_instance->wmgr.api_request_surface(
+                appid, a_drawing_name, a_ivi_id);
 
-        afb_req_success(req, NULL, "success");
+            if (ret != nullptr)
+            {
+                afb_req_fail(req, "failed", ret);
+            }
+            else
+            {
+                createSecurityContext(req, appid, a_drawing_name);
+                afb_req_success(req, NULL, "success");
+            }
+            free(appid);
+        }
     }
     catch (std::exception &e)
     {
@@ -316,12 +223,9 @@ void windowmanager_requestsurfacexdg(afb_req req) noexcept
     }
 }
 
-void windowmanager_activatesurface(afb_req req) noexcept
+void windowmanager_activatewindow(afb_req req) noexcept
 {
     std::lock_guard<std::mutex> guard(binding_m);
-#ifdef ST
-    ST();
-#endif
     if (g_afb_instance == nullptr)
     {
         afb_req_fail(req, "failed", "Binding not initialized, did the compositor die?");
@@ -344,30 +248,34 @@ void windowmanager_activatesurface(afb_req req) noexcept
             return;
         }
 
-        g_afb_instance->app.api_activate_surface(a_drawing_name, a_drawing_area,
-                    [&req](const char *errmsg) {
-                        if (errmsg != nullptr)
-                        {
-                            HMI_ERROR("wm", errmsg);
-                            afb_req_fail(req, "failed", errmsg);
-                            return;
-                        }
-                        afb_req_success(req, NULL, "success");
-                    });
+        char* appid = afb_req_get_application_id(req);
+        if(appid)
+        {
+            g_afb_instance->wmgr.api_activate_surface(
+                appid, a_drawing_name, a_drawing_area,
+                [&req](const char *errmsg) {
+                    if (errmsg != nullptr)
+                    {
+                        HMI_ERROR(errmsg);
+                        afb_req_fail(req, "failed", errmsg);
+                        return;
+                    }
+                    afb_req_success(req, NULL, "success");
+                });
+            free(appid);
+        }
     }
     catch (std::exception &e)
     {
-        HMI_WARNING("wm", "failed", "Uncaught exception while calling activatesurface: %s", e.what());
+        HMI_WARNING("failed: Uncaught exception while calling activatesurface: %s", e.what());
+        g_afb_instance->wmgr.exceptionProcessForTransition();
         return;
     }
 }
 
-void windowmanager_deactivatesurface(afb_req req) noexcept
+void windowmanager_deactivatewindow(afb_req req) noexcept
 {
     std::lock_guard<std::mutex> guard(binding_m);
-#ifdef ST
-    ST();
-#endif
     if (g_afb_instance == nullptr)
     {
         afb_req_fail(req, "failed", "Binding not initialized, did the compositor die?");
@@ -383,20 +291,27 @@ void windowmanager_deactivatesurface(afb_req req) noexcept
             return;
         }
 
-        g_afb_instance->app.api_deactivate_surface(a_drawing_name,
-                    [&req](const char *errmsg) {
-                        if (errmsg != nullptr)
-                        {
-                            HMI_ERROR("wm", errmsg);
-                            afb_req_fail(req, "failed", errmsg);
-                            return;
-                        }
-                        afb_req_success(req, NULL, "success");
-                    });
+        char* appid = afb_req_get_application_id(req);
+        if(appid)
+        {
+            g_afb_instance->wmgr.api_deactivate_surface(
+                appid, a_drawing_name,
+                [&req](const char *errmsg) {
+                    if (errmsg != nullptr)
+                    {
+                        HMI_ERROR(errmsg);
+                        afb_req_fail(req, "failed", errmsg);
+                        return;
+                    }
+                    afb_req_success(req, NULL, "success");
+                });
+            free(appid);
+        }
     }
     catch (std::exception &e)
     {
-        HMI_WARNING("wm", "Uncaught exception while calling deactivatesurface: %s", e.what());
+        HMI_WARNING("failed: Uncaught exception while calling deactivatesurface: %s", e.what());
+        g_afb_instance->wmgr.exceptionProcessForTransition();
         return;
     }
 }
@@ -404,9 +319,6 @@ void windowmanager_deactivatesurface(afb_req req) noexcept
 void windowmanager_enddraw(afb_req req) noexcept
 {
     std::lock_guard<std::mutex> guard(binding_m);
-#ifdef ST
-    ST();
-#endif
     if (g_afb_instance == nullptr)
     {
         afb_req_fail(req, "failed", "Binding not initialized, did the compositor die?");
@@ -423,11 +335,17 @@ void windowmanager_enddraw(afb_req req) noexcept
         }
         afb_req_success(req, NULL, "success");
 
-        g_afb_instance->app.api_enddraw(a_drawing_name);
+        char* appid = afb_req_get_application_id(req);
+        if(appid)
+        {
+            g_afb_instance->wmgr.api_enddraw(appid, a_drawing_name);
+            free(appid);
+        }
     }
     catch (std::exception &e)
     {
-        HMI_WARNING("wm", "failed", "Uncaught exception while calling enddraw: %s", e.what());
+        HMI_WARNING("failed: Uncaught exception while calling enddraw: %s", e.what());
+        g_afb_instance->wmgr.exceptionProcessForTransition();
         return;
     }
 }
@@ -435,9 +353,6 @@ void windowmanager_enddraw(afb_req req) noexcept
 void windowmanager_getdisplayinfo_thunk(afb_req req) noexcept
 {
     std::lock_guard<std::mutex> guard(binding_m);
-#ifdef ST
-    ST();
-#endif
     if (g_afb_instance == nullptr)
     {
         afb_req_fail(req, "failed", "Binding not initialized, did the compositor die?");
@@ -446,7 +361,7 @@ void windowmanager_getdisplayinfo_thunk(afb_req req) noexcept
 
     try
     {
-        auto ret = g_afb_instance->app.api_get_display_info();
+        auto ret = g_afb_instance->wmgr.api_get_display_info();
         if (ret.is_err())
         {
             afb_req_fail(req, "failed", ret.unwrap_err());
@@ -465,9 +380,6 @@ void windowmanager_getdisplayinfo_thunk(afb_req req) noexcept
 void windowmanager_getareainfo_thunk(afb_req req) noexcept
 {
     std::lock_guard<std::mutex> guard(binding_m);
-#ifdef ST
-    ST();
-#endif
     if (g_afb_instance == nullptr)
     {
         afb_req_fail(req, "failed", "Binding not initialized, did the compositor die?");
@@ -486,7 +398,7 @@ void windowmanager_getareainfo_thunk(afb_req req) noexcept
         }
         char const *a_drawing_name = json_object_get_string(j_drawing_name);
 
-        auto ret = g_afb_instance->app.api_get_area_info(a_drawing_name);
+        auto ret = g_afb_instance->wmgr.api_get_area_info(a_drawing_name);
         if (ret.is_err())
         {
             afb_req_fail(req, "failed", ret.unwrap_err());
@@ -505,9 +417,6 @@ void windowmanager_getareainfo_thunk(afb_req req) noexcept
 void windowmanager_wm_subscribe(afb_req req) noexcept
 {
     std::lock_guard<std::mutex> guard(binding_m);
-#ifdef ST
-    ST();
-#endif
     if (g_afb_instance == nullptr)
     {
         afb_req_fail(req, "failed", "Binding not initialized, did the compositor die?");
@@ -523,10 +432,9 @@ void windowmanager_wm_subscribe(afb_req req) noexcept
             afb_req_fail(req, "failed", "Need char const* argument event");
             return;
         }
-        int event_type = json_object_get_int(j);
-        const char *event_name = g_afb_instance->app.kListEventName[event_type];
-        struct afb_event event = g_afb_instance->app.map_afb_event[event_name];
-        int ret = afb_req_subscribe(req, event);
+        int event_id = json_object_get_int(j);
+        int ret = g_afb_instance->wmgr.api_subscribe(req, event_id);
+
         if (ret)
         {
             afb_req_fail(req, "failed", "Error: afb_req_subscribe()");
@@ -543,10 +451,8 @@ void windowmanager_wm_subscribe(afb_req req) noexcept
 
 void windowmanager_list_drawing_names(afb_req req) noexcept
 {
-    std::lock_guard<std::mutex> guard(binding_m);
-#ifdef ST
-    ST();
-#endif
+    /* std::lock_guard<std::mutex> guard(binding_m);
+
     if (g_afb_instance == nullptr)
     {
         afb_req_fail(req, "failed", "Binding not initialized, did the compositor die?");
@@ -556,7 +462,7 @@ void windowmanager_list_drawing_names(afb_req req) noexcept
     try
     {
 
-        nlohmann::json j = g_afb_instance->app.id_alloc.name2id;
+        nlohmann::json j = g_afb_instance->wmgr.id_alloc.name2id;
         auto ret = wm::Ok(json_tokener_parse(j.dump().c_str()));
         if (ret.is_err())
         {
@@ -570,42 +476,30 @@ void windowmanager_list_drawing_names(afb_req req) noexcept
     {
         afb_req_fail_f(req, "failed", "Uncaught exception while calling list_drawing_names: %s", e.what());
         return;
-    }
+    } */
+    afb_req_success(req, NULL, "not-implemented");
 }
 
 void windowmanager_ping(afb_req req) noexcept
 {
     std::lock_guard<std::mutex> guard(binding_m);
-#ifdef ST
-    ST();
-#endif
+
     if (g_afb_instance == nullptr)
     {
         afb_req_fail(req, "failed", "Binding not initialized, did the compositor die?");
         return;
     }
-
-    try
+    else
     {
-
-        g_afb_instance->app.api_ping();
-
         afb_req_success(req, NULL, "success");
     }
-    catch (std::exception &e)
-    {
-        afb_req_fail_f(req, "failed", "Uncaught exception while calling ping: %s", e.what());
-        return;
-    }
 }
 
 void windowmanager_debug_status(afb_req req) noexcept
 {
     std::lock_guard<std::mutex> guard(binding_m);
-#ifdef ST
-    ST();
-#endif
-    if (g_afb_instance == nullptr)
+
+    /* if (g_afb_instance == nullptr)
     {
         afb_req_fail(req, "failed", "Binding not initialized, did the compositor die?");
         return;
@@ -616,8 +510,8 @@ void windowmanager_debug_status(afb_req req) noexcept
 
         json_object *jr = json_object_new_object();
         json_object_object_add(jr, "surfaces",
-                               to_json(g_afb_instance->app.controller->sprops));
-        json_object_object_add(jr, "layers", to_json(g_afb_instance->app.controller->lprops));
+                               to_json(g_afb_instance->wmgr.controller->sprops));
+        json_object_object_add(jr, "layers", to_json(g_afb_instance->wmgr.controller->lprops));
 
         afb_req_success(req, jr, "success");
     }
@@ -625,15 +519,14 @@ void windowmanager_debug_status(afb_req req) noexcept
     {
         afb_req_fail_f(req, "failed", "Uncaught exception while calling debug_status: %s", e.what());
         return;
-    }
+    } */
+    afb_req_fail(req, NULL, "not-implemented");
 }
 
 void windowmanager_debug_layers(afb_req req) noexcept
 {
-    std::lock_guard<std::mutex> guard(binding_m);
-#ifdef ST
-    ST();
-#endif
+    /* std::lock_guard<std::mutex> guard(binding_m);
+
     if (g_afb_instance == nullptr)
     {
         afb_req_fail(req, "failed", "Binding not initialized, did the compositor die?");
@@ -642,7 +535,7 @@ void windowmanager_debug_layers(afb_req req) noexcept
 
     try
     {
-        auto ret = wm::Ok(json_tokener_parse(g_afb_instance->app.layers.to_json().dump().c_str()));
+        auto ret = wm::Ok(json_tokener_parse(g_afb_instance->wmgr.layers.to_json().dump().c_str()));
 
         afb_req_success(req, ret, "success");
     }
@@ -650,15 +543,14 @@ void windowmanager_debug_layers(afb_req req) noexcept
     {
         afb_req_fail_f(req, "failed", "Uncaught exception while calling debug_layers: %s", e.what());
         return;
-    }
+    } */
+    afb_req_fail(req, NULL, "not-implemented");
 }
 
 void windowmanager_debug_surfaces(afb_req req) noexcept
 {
-    std::lock_guard<std::mutex> guard(binding_m);
-#ifdef ST
-    ST();
-#endif
+    /* std::lock_guard<std::mutex> guard(binding_m);
+
     if (g_afb_instance == nullptr)
     {
         afb_req_fail(req, "failed", "Binding not initialized, did the compositor die?");
@@ -668,7 +560,7 @@ void windowmanager_debug_surfaces(afb_req req) noexcept
     try
     {
 
-        auto ret = wm::Ok(to_json(g_afb_instance->app.controller->sprops));
+        auto ret = wm::Ok(to_json(g_afb_instance->wmgr.controller->sprops));
         if (ret.is_err())
         {
             afb_req_fail(req, "failed", ret.unwrap_err());
@@ -681,15 +573,13 @@ void windowmanager_debug_surfaces(afb_req req) noexcept
     {
         afb_req_fail_f(req, "failed", "Uncaught exception while calling debug_surfaces: %s", e.what());
         return;
-    }
+    } */
+    afb_req_fail(req, NULL, "not-implemented");
 }
 
 void windowmanager_debug_terminate(afb_req req) noexcept
 {
     std::lock_guard<std::mutex> guard(binding_m);
-#ifdef ST
-    ST();
-#endif
     if (g_afb_instance == nullptr)
     {
         afb_req_fail(req, "failed", "Binding not initialized, did the compositor die?");
@@ -715,13 +605,13 @@ void windowmanager_debug_terminate(afb_req req) noexcept
 }
 
 const struct afb_verb_v2 windowmanager_verbs[] = {
-    {"requestsurface", windowmanager_requestsurface, nullptr, nullptr, AFB_SESSION_NONE},
-    {"requestsurfacexdg", windowmanager_requestsurfacexdg, nullptr, nullptr, AFB_SESSION_NONE},
-    {"activatesurface", windowmanager_activatesurface, nullptr, nullptr, AFB_SESSION_NONE},
-    {"deactivatesurface", windowmanager_deactivatesurface, nullptr, nullptr, AFB_SESSION_NONE},
-    {"enddraw", windowmanager_enddraw, nullptr, nullptr, AFB_SESSION_NONE},
-    {"getdisplayinfo", windowmanager_getdisplayinfo_thunk, nullptr, nullptr, AFB_SESSION_NONE},
-    {"getareainfo", windowmanager_getareainfo_thunk, nullptr, nullptr, AFB_SESSION_NONE},
+    {"requestSurface", windowmanager_requestsurface, nullptr, nullptr, AFB_SESSION_NONE},
+    {"requestSurfaceXDG", windowmanager_requestsurfacexdg, nullptr, nullptr, AFB_SESSION_NONE},
+    {"activateWindow", windowmanager_activatewindow, nullptr, nullptr, AFB_SESSION_NONE},
+    {"deactivateWindow", windowmanager_deactivatewindow, nullptr, nullptr, AFB_SESSION_NONE},
+    {"endDraw", windowmanager_enddraw, nullptr, nullptr, AFB_SESSION_NONE},
+    {"getDisplayInfo", windowmanager_getdisplayinfo_thunk, nullptr, nullptr, AFB_SESSION_NONE},
+    {"getAreaInfo", windowmanager_getareainfo_thunk, nullptr, nullptr, AFB_SESSION_NONE},
     {"wm_subscribe", windowmanager_wm_subscribe, nullptr, nullptr, AFB_SESSION_NONE},
     {"list_drawing_names", windowmanager_list_drawing_names, nullptr, nullptr, AFB_SESSION_NONE},
     {"ping", windowmanager_ping, nullptr, nullptr, AFB_SESSION_NONE},