Fix class name "App" to "WindowManager"

struct App is core class of Window Manager.
The name of "struct App" is strange so rename it to WindowManager.

Change-Id: Ia5f2e5acbadb8d58fe772aec0cd15a4a2e91369e
Signed-off-by: Kazumasa Mitsunari <knimitz@witz-inc.co.jp>

1 files changed, 0 insertions, 1513 deletions

diff --git a/src/app.cpp b/src/app.cpp
deleted file mode 100644
index 5c2a727..0000000
--- a/src/app.cpp
+++ /dev/null
@@ -1,1513 +0,0 @@
-/*
- * Copyright (c) 2017 TOYOTA MOTOR CORPORATION
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include <fstream>
-#include <regex>
-
-#include "app.hpp"
-#include "../include/json.hpp"
-#include "applist.hpp"
-
-extern "C"
-{
-#include <systemd/sd-event.h>
-}
-
-namespace wm
-{
-
-static const unsigned kTimeOut = 3000000UL; /* 3s */
-
-/* DrawingArea name used by "{layout}.{area}" */
-const char kNameLayoutNormal[] = "normal";
-const char kNameLayoutSplit[]  = "split";
-const char kNameAreaFull[]     = "full";
-const char kNameAreaMain[]     = "main";
-const char kNameAreaSub[]      = "sub";
-
-/* Key for json obejct */
-const char kKeyDrawingName[] = "drawing_name";
-const char kKeyDrawingArea[] = "drawing_area";
-const char kKeyDrawingRect[] = "drawing_rect";
-const char kKeyX[]           = "x";
-const char kKeyY[]           = "y";
-const char kKeyWidth[]       = "width";
-const char kKeyHeight[]      = "height";
-const char kKeyWidthPixel[]  = "width_pixel";
-const char kKeyHeightPixel[] = "height_pixel";
-const char kKeyWidthMm[]     = "width_mm";
-const char kKeyHeightMm[]    = "height_mm";
-
-static sd_event_source *g_timer_ev_src = nullptr;
-static AppList g_app_list;
-
-namespace
-{
-
-using nlohmann::json;
-
-result<json> file_to_json(char const *filename)
-{
-    json j;
-    std::ifstream i(filename);
-    if (i.fail())
-    {
-        HMI_DEBUG("wm", "Could not open config file, so use default layer information");
-        j = default_layers_json;
-    }
-    else
-    {
-        i >> j;
-    }
-
-    return Ok(j);
-}
-
-struct result<layer_map> load_layer_map(char const *filename)
-{
-    HMI_DEBUG("wm", "loading IDs from %s", filename);
-
-    auto j = file_to_json(filename);
-    if (j.is_err())
-    {
-        return Err<layer_map>(j.unwrap_err());
-    }
-    json jids = j.unwrap();
-
-    return to_layer_map(jids);
-}
-
-static int processTimerHandler(sd_event_source *s, uint64_t usec, void *userdata)
-{
-    HMI_NOTICE("wm", "Time out occurs because the client replys endDraw slow, so revert the request");
-    reinterpret_cast<wm::App *>(userdata)->timerHandler();
-    return 0;
-}
-
-} // namespace
-
-/**
- * WindowManager Impl
- */
-App::App(wl::display *d)
-    : chooks{this},
-      display{d},
-      controller{},
-      outputs(),
-      layers(),
-      id_alloc{},
-      pending_events(false)
-{
-    char const *path_layers_json = getenv("AFM_APP_INSTALL_DIR");
-    std::string path;
-    if (!path_layers_json)
-    {
-        HMI_ERROR("wm", "AFM_APP_INSTALL_DIR is not defined");
-        path = std::string(path_layers_json);
-    }
-    else
-    {
-        path = std::string(path_layers_json) + std::string("/etc/layers.json");
-    }
-
-    try
-    {
-        {
-            auto l = load_layer_map(path.c_str());
-            if (l.is_ok())
-            {
-                this->layers = l.unwrap();
-            }
-            else
-            {
-                HMI_ERROR("wm", "%s", l.err().value());
-            }
-        }
-    }
-    catch (std::exception &e)
-    {
-        HMI_ERROR("wm", "Loading of configuration failed: %s", e.what());
-    }
-}
-
-int App::init()
-{
-    if (!this->display->ok())
-    {
-        return -1;
-    }
-
-    if (this->layers.mapping.empty())
-    {
-        HMI_ERROR("wm", "No surface -> layer mapping loaded");
-        return -1;
-    }
-
-    // Make afb event
-    for (int i = Event_Val_Min; i <= Event_Val_Max; i++)
-    {
-        map_afb_event[kListEventName[i]] = afb_daemon_make_event(kListEventName[i]);
-    }
-
-    this->display->add_global_handler(
-        "wl_output", [this](wl_registry *r, uint32_t name, uint32_t v) {
-            this->outputs.emplace_back(std::make_unique<wl::output>(r, name, v));
-        });
-
-    this->display->add_global_handler(
-        "ivi_wm", [this](wl_registry *r, uint32_t name, uint32_t v) {
-            this->controller =
-                std::make_unique<struct compositor::controller>(r, name, v);
-
-            // Init controller hooks
-            this->controller->chooks = &this->chooks;
-
-            // This protocol needs the output, so lets just add our mapping here...
-            this->controller->add_proxy_to_id_mapping(
-                this->outputs.back()->proxy.get(),
-                wl_proxy_get_id(reinterpret_cast<struct wl_proxy *>(
-                    this->outputs.back()->proxy.get())));
-
-            // Create screen
-            this->controller->create_screen(this->outputs.back()->proxy.get());
-
-            // Set display to controller
-            this->controller->display = this->display;
-        });
-
-    // First level objects
-    this->display->roundtrip();
-    // Second level objects
-    this->display->roundtrip();
-    // Third level objects
-    this->display->roundtrip();
-
-    return init_layers();
-}
-
-int App::dispatch_pending_events()
-{
-    if (this->pop_pending_events())
-    {
-        this->display->dispatch_pending();
-        return 0;
-    }
-    return -1;
-}
-
-bool App::pop_pending_events()
-{
-    bool x{true};
-    return this->pending_events.compare_exchange_strong(
-        x, false, std::memory_order_consume);
-}
-
-void App::set_pending_events()
-{
-    this->pending_events.store(true, std::memory_order_release);
-}
-
-optional<int> App::lookup_id(char const *name)
-{
-    return this->id_alloc.lookup(std::string(name));
-}
-optional<std::string> App::lookup_name(int id)
-{
-    return this->id_alloc.lookup(id);
-}
-
-/**
- * init_layers()
- */
-int App::init_layers()
-{
-    if (!this->controller)
-    {
-        HMI_ERROR("wm", "ivi_controller global not available");
-        return -1;
-    }
-
-    if (this->outputs.empty())
-    {
-        HMI_ERROR("wm", "no output was set up!");
-        return -1;
-    }
-
-    auto &c = this->controller;
-
-    auto &o = this->outputs.front();
-    auto &s = c->screens.begin()->second;
-    auto &layers = c->layers;
-
-    // Write output dimensions to ivi controller...
-    c->output_size = compositor::size{uint32_t(o->width), uint32_t(o->height)};
-    c->physical_size = compositor::size{uint32_t(o->physical_width),
-                                        uint32_t(o->physical_height)};
-
-    // Clear scene
-    layers.clear();
-
-    // Clear screen
-    s->clear();
-
-    // Quick and dirty setup of layers
-    for (auto const &i : this->layers.mapping)
-    {
-        c->layer_create(i.second.layer_id, o->width, o->height);
-        auto &l = layers[i.second.layer_id];
-        l->set_destination_rectangle(0, 0, o->width, o->height);
-        l->set_visibility(1);
-        HMI_DEBUG("wm", "Setting up layer %s (%d) for surface role match \"%s\"",
-                  i.second.name.c_str(), i.second.layer_id, i.second.role.c_str());
-    }
-
-    // Add layers to screen
-    s->set_render_order(this->layers.layers);
-
-    this->layout_commit();
-
-    this->layers.setupArea(o->width, o->height);
-
-    return 0;
-}
-
-void App::surface_set_layout(int surface_id, const std::string& area)
-{
-    if (!this->controller->surface_exists(surface_id))
-    {
-        HMI_ERROR("wm", "Surface %d does not exist", surface_id);
-        return;
-    }
-
-    auto o_layer_id = this->layers.get_layer_id(surface_id);
-
-    if (!o_layer_id)
-    {
-        HMI_ERROR("wm", "Surface %d is not associated with any layer!", surface_id);
-        return;
-    }
-
-    uint32_t layer_id = *o_layer_id;
-
-    auto const &layer = this->layers.get_layer(layer_id);
-    auto rect = this->layers.getAreaSize(area);
-    HMI_SEQ_DEBUG(g_app_list.currentRequestNumber(), "%s : x:%d y:%d w:%d h:%d", area.c_str(),
-                    rect.x, rect.y, rect.w, rect.h);
-    auto &s = this->controller->surfaces[surface_id];
-
-    int x = rect.x;
-    int y = rect.y;
-    int w = rect.w;
-    int h = rect.h;
-
-    // less-than-0 values refer to MAX + 1 - $VALUE
-    // e.g. MAX is either screen width or height
-    if (w < 0)
-    {
-        w = this->controller->output_size.w + 1 + w;
-    }
-    if (h < 0)
-    {
-        h = this->controller->output_size.h + 1 + h;
-    }
-
-    HMI_DEBUG("wm", "surface_set_layout for surface %u on layer %u", surface_id,
-              layer_id);
-
-    // set destination to the display rectangle
-    s->set_destination_rectangle(x, y, w, h);
-
-    // update area information
-    this->area_info[surface_id].x = x;
-    this->area_info[surface_id].y = y;
-    this->area_info[surface_id].w = w;
-    this->area_info[surface_id].h = h;
-
-    HMI_DEBUG("wm", "Surface %u now on layer %u with rect { %d, %d, %d, %d }",
-              surface_id, layer_id, x, y, w, h);
-}
-
-void App::layout_commit()
-{
-    this->controller->commit_changes();
-    this->display->flush();
-}
-
-void App::api_activate_surface(char const *appid, char const *drawing_name,
-                               char const *drawing_area, const reply_func &reply)
-{
-    ST();
-
-    std::string id = appid;
-    std::string role = drawing_name;
-    std::string area = drawing_area;
-    Task task = Task::TASK_ALLOCATE;
-    unsigned req_num = 0;
-    WMError ret = WMError::UNKNOWN;
-
-    ret = this->setRequest(id, role, area, task, &req_num);
-
-    if(ret != WMError::SUCCESS)
-    {
-        HMI_ERROR("wm", errorDescription(ret));
-        reply("Failed to set request");
-        return;
-    }
-
-    reply(nullptr);
-    if (req_num != g_app_list.currentRequestNumber())
-    {
-        // Add request, then invoked after the previous task is finished
-        HMI_SEQ_DEBUG(req_num, "request is accepted");
-        return;
-    }
-
-    /*
-     * Do allocate tasks
-     */
-    ret = this->doTransition(req_num);
-
-    if (ret != WMError::SUCCESS)
-    {
-        //this->emit_error()
-        HMI_SEQ_ERROR(req_num, errorDescription(ret));
-        g_app_list.removeRequest(req_num);
-        this->processNextRequest();
-    }
-}
-
-void App::api_deactivate_surface(char const *appid, char const *drawing_name,
-                                 const reply_func &reply)
-{
-    ST();
-
-    /*
-    * Check Phase
-    */
-    std::string id = appid;
-    std::string role = drawing_name;
-    std::string area = ""; //drawing_area;
-    Task task = Task::TASK_RELEASE;
-    unsigned req_num = 0;
-    WMError ret = WMError::UNKNOWN;
-
-    ret = this->setRequest(id, role, area, task, &req_num);
-
-    if (ret != WMError::SUCCESS)
-    {
-        HMI_ERROR("wm", errorDescription(ret));
-        reply("Failed to set request");
-        return;
-    }
-
-    reply(nullptr);
-    if (req_num != g_app_list.currentRequestNumber())
-    {
-        // Add request, then invoked after the previous task is finished
-        HMI_SEQ_DEBUG(req_num, "request is accepted");
-        return;
-    }
-
-    /*
-    * Do allocate tasks
-    */
-    ret = this->doTransition(req_num);
-
-    if (ret != WMError::SUCCESS)
-    {
-        //this->emit_error()
-        HMI_SEQ_ERROR(req_num, errorDescription(ret));
-        g_app_list.removeRequest(req_num);
-        this->processNextRequest();
-    }
-}
-
-void App::api_enddraw(char const *appid, char const *drawing_name)
-{
-    std::string id = appid;
-    std::string role = drawing_name;
-    unsigned current_req = g_app_list.currentRequestNumber();
-    bool result = g_app_list.setEndDrawFinished(current_req, id, role);
-
-    if (!result)
-    {
-        HMI_ERROR("wm", "%s is not in transition state", id.c_str());
-        return;
-    }
-
-    if (g_app_list.endDrawFullfilled(current_req))
-    {
-        // do task for endDraw
-        this->stopTimer();
-        WMError ret = this->doEndDraw(current_req);
-
-        if(ret != WMError::SUCCESS)
-        {
-            //this->emit_error();
-        }
-        HMI_SEQ_INFO(current_req, "Finish request status: %s", errorDescription(ret));
-
-        g_app_list.removeRequest(current_req);
-
-        this->processNextRequest();
-    }
-    else
-    {
-        HMI_SEQ_INFO(current_req, "Wait other App call endDraw");
-        return;
-    }
-}
-
-void App::api_ping() { this->dispatch_pending_events(); }
-
-void App::send_event(char const *evname, char const *label)
-{
-    HMI_DEBUG("wm", "%s: %s(%s)", __func__, evname, label);
-
-    json_object *j = json_object_new_object();
-    json_object_object_add(j, kKeyDrawingName, json_object_new_string(label));
-
-    int ret = afb_event_push(this->map_afb_event[evname], j);
-    if (ret != 0)
-    {
-        HMI_DEBUG("wm", "afb_event_push failed: %m");
-    }
-}
-
-void App::send_event(char const *evname, char const *label, char const *area,
-                     int x, int y, int w, int h)
-{
-    HMI_DEBUG("wm", "%s: %s(%s, %s) x:%d y:%d w:%d h:%d",
-              __func__, evname, label, area, x, y, w, h);
-
-    json_object *j_rect = json_object_new_object();
-    json_object_object_add(j_rect, kKeyX, json_object_new_int(x));
-    json_object_object_add(j_rect, kKeyY, json_object_new_int(y));
-    json_object_object_add(j_rect, kKeyWidth, json_object_new_int(w));
-    json_object_object_add(j_rect, kKeyHeight, json_object_new_int(h));
-
-    json_object *j = json_object_new_object();
-    json_object_object_add(j, kKeyDrawingName, json_object_new_string(label));
-    json_object_object_add(j, kKeyDrawingArea, json_object_new_string(area));
-    json_object_object_add(j, kKeyDrawingRect, j_rect);
-
-    int ret = afb_event_push(this->map_afb_event[evname], j);
-    if (ret != 0)
-    {
-        HMI_DEBUG("wm", "afb_event_push failed: %m");
-    }
-}
-
-/**
- * proxied events
- */
-void App::surface_created(uint32_t surface_id)
-{
-    auto layer_id = this->layers.get_layer_id(surface_id);
-    if (!layer_id)
-    {
-        HMI_DEBUG("wm", "Newly created surfce %d is not associated with any layer!",
-                  surface_id);
-        return;
-    }
-
-    HMI_DEBUG("wm", "surface_id is %u, layer_id is %u", surface_id, *layer_id);
-
-    this->controller->layers[*layer_id]->add_surface(surface_id);
-    this->layout_commit();
-}
-
-void App::surface_removed(uint32_t surface_id)
-{
-    HMI_DEBUG("wm", "surface_id is %u", surface_id);
-    g_app_list.removeSurface(surface_id);
-}
-
-void App::removeClient(const std::string &appid)
-{
-    HMI_DEBUG("wm", "Remove clinet %s from list", appid.c_str());
-    g_app_list.removeClient(appid);
-}
-
-void App::exceptionProcessForTransition()
-{
-    unsigned req_num = g_app_list.currentRequestNumber();
-    HMI_SEQ_NOTICE(req_num, "Process exception handling for request. Remove current request %d", req_num);
-    g_app_list.removeRequest(req_num);
-    HMI_SEQ_NOTICE(g_app_list.currentRequestNumber(), "Process next request if exists");
-    this->processNextRequest();
-}
-
-void App::timerHandler()
-{
-    unsigned req_num = g_app_list.currentRequestNumber();
-    HMI_SEQ_DEBUG(req_num, "Timer expired remove Request");
-    g_app_list.reqDump();
-    g_app_list.removeRequest(req_num);
-    this->processNextRequest();
-}
-
-void App::emit_activated(char const *label)
-{
-    this->send_event(kListEventName[Event_Active], label);
-}
-
-void App::emit_deactivated(char const *label)
-{
-    this->send_event(kListEventName[Event_Inactive], label);
-}
-
-void App::emit_syncdraw(char const *label, char const *area, int x, int y, int w, int h)
-{
-    this->send_event(kListEventName[Event_SyncDraw], label, area, x, y, w, h);
-}
-
-void App::emit_syncdraw(const std::string &role, const std::string &area)
-{
-    compositor::rect rect = this->layers.getAreaSize(area);
-    this->send_event(kListEventName[Event_SyncDraw],
-        role.c_str(), area.c_str(), rect.x, rect.y, rect.w, rect.h);
-}
-
-void App::emit_flushdraw(char const *label)
-{
-    this->send_event(kListEventName[Event_FlushDraw], label);
-}
-
-void App::emit_visible(char const *label, bool is_visible)
-{
-    this->send_event(is_visible ? kListEventName[Event_Visible] : kListEventName[Event_Invisible], label);
-}
-
-void App::emit_invisible(char const *label)
-{
-    return emit_visible(label, false);
-}
-
-void App::emit_visible(char const *label) { return emit_visible(label, true); }
-
-result<int> App::api_request_surface(char const *appid, char const *drawing_name)
-{
-    auto lid = this->layers.get_layer_id(std::string(drawing_name));
-    if (!lid)
-    {
-        /**
-       * register drawing_name as fallback and make it displayed.
-       */
-        lid = this->layers.get_layer_id(std::string("Fallback"));
-        HMI_DEBUG("wm", "%s is not registered in layers.json, then fallback as normal app", drawing_name);
-        if (!lid)
-        {
-            return Err<int>("Drawing name does not match any role, Fallback is disabled");
-        }
-    }
-
-    auto rname = this->lookup_id(drawing_name);
-    if (!rname)
-    {
-        // name does not exist yet, allocate surface id...
-        auto id = int(this->id_alloc.generate_id(drawing_name));
-        this->layers.add_surface(id, *lid);
-
-        // set the main_surface[_name] here and now
-        if (!this->layers.main_surface_name.empty() &&
-            this->layers.main_surface_name == drawing_name)
-        {
-            this->layers.main_surface = id;
-            HMI_DEBUG("wm", "Set main_surface id to %u", id);
-        }
-
-        // add client into the db
-        std::string appid_str(appid);
-        std::string role(drawing_name);
-        g_app_list.addClient(appid_str, *lid, id, role);
-
-        return Ok<int>(id);
-    }
-
-    // Check currently registered drawing names if it is already there.
-    return Err<int>("Surface already present");
-}
-
-char const *App::api_request_surface(char const *appid, char const *drawing_name,
-                                     char const *ivi_id)
-{
-    ST();
-
-    auto lid = this->layers.get_layer_id(std::string(drawing_name));
-    unsigned sid = std::stol(ivi_id);
-
-    if (!lid)
-    {
-        /**
-       * register drawing_name as fallback and make it displayed.
-       */
-        lid = this->layers.get_layer_id(std::string("Fallback"));
-        HMI_DEBUG("wm", "%s is not registered in layers.json, then fallback as normal app", drawing_name);
-        if (!lid)
-        {
-            return "Drawing name does not match any role, Fallback is disabled";
-        }
-    }
-
-    auto rname = this->lookup_id(drawing_name);
-
-    if (rname)
-    {
-        return "Surface already present";
-    }
-
-    // register pair drawing_name and ivi_id
-    this->id_alloc.register_name_id(drawing_name, sid);
-    this->layers.add_surface(sid, *lid);
-
-    // this surface is already created
-    HMI_DEBUG("wm", "surface_id is %u, layer_id is %u", sid, *lid);
-
-    this->controller->layers[*lid]->add_surface(sid);
-    this->layout_commit();
-
-    // add client into the db
-    std::string appid_str(appid);
-    std::string role(drawing_name);
-    g_app_list.addClient(appid_str, *lid, sid, role);
-
-    return nullptr;
-}
-
-result<json_object *> App::api_get_display_info()
-{
-    // Check controller
-    if (!this->controller)
-    {
-        return Err<json_object *>("ivi_controller global not available");
-    }
-
-    // Set display info
-    compositor::size o_size = this->controller->output_size;
-    compositor::size p_size = this->controller->physical_size;
-
-    json_object *object = json_object_new_object();
-    json_object_object_add(object, kKeyWidthPixel, json_object_new_int(o_size.w));
-    json_object_object_add(object, kKeyHeightPixel, json_object_new_int(o_size.h));
-    json_object_object_add(object, kKeyWidthMm, json_object_new_int(p_size.w));
-    json_object_object_add(object, kKeyHeightMm, json_object_new_int(p_size.h));
-
-    return Ok<json_object *>(object);
-}
-
-result<json_object *> App::api_get_area_info(char const *drawing_name)
-{
-    HMI_DEBUG("wm", "called");
-
-    // Check drawing name, surface/layer id
-    auto const &surface_id = this->lookup_id(drawing_name);
-    if (!surface_id)
-    {
-        return Err<json_object *>("Surface does not exist");
-    }
-
-    if (!this->controller->surface_exists(*surface_id))
-    {
-        return Err<json_object *>("Surface does not exist in controller!");
-    }
-
-    auto layer_id = this->layers.get_layer_id(*surface_id);
-    if (!layer_id)
-    {
-        return Err<json_object *>("Surface is not on any layer!");
-    }
-
-    auto o_state = *this->layers.get_layout_state(*surface_id);
-    if (o_state == nullptr)
-    {
-        return Err<json_object *>("Could not find layer for surface");
-    }
-
-    struct LayoutState &state = *o_state;
-    if ((state.main != *surface_id) && (state.sub != *surface_id))
-    {
-        return Err<json_object *>("Surface is inactive");
-    }
-
-    // Set area rectangle
-    compositor::rect area_info = this->area_info[*surface_id];
-    json_object *object = json_object_new_object();
-    json_object_object_add(object, kKeyX, json_object_new_int(area_info.x));
-    json_object_object_add(object, kKeyY, json_object_new_int(area_info.y));
-    json_object_object_add(object, kKeyWidth, json_object_new_int(area_info.w));
-    json_object_object_add(object, kKeyHeight, json_object_new_int(area_info.h));
-
-    return Ok<json_object *>(object);
-}
-
-WMError App::setRequest(const std::string& appid, const std::string &role, const std::string &area,
-                            Task task, unsigned* req_num)
-{
-    if (!g_app_list.contains(appid))
-    {
-        return WMError::NOT_REGISTERED;
-    }
-
-    auto client = g_app_list.lookUpClient(appid);
-
-    /*
-     * Queueing Phase
-     */
-    unsigned current = g_app_list.currentRequestNumber();
-    unsigned requested_num = g_app_list.getRequestNumber(appid);
-    if (requested_num != 0)
-    {
-        HMI_SEQ_INFO(requested_num,
-            "%s %s %s request is already queued", appid.c_str(), role.c_str(), area.c_str());
-        return REQ_REJECTED;
-    }
-
-    WMRequest req = WMRequest(appid, role, area, task);
-    unsigned new_req = g_app_list.addRequest(req);
-    *req_num = new_req;
-    g_app_list.reqDump();
-
-    HMI_SEQ_DEBUG(current, "%s start sequence with %s, %s", appid.c_str(), role.c_str(), area.c_str());
-
-    return WMError::SUCCESS;
-}
-
-WMError App::doTransition(unsigned req_num)
-{
-    HMI_SEQ_DEBUG(req_num, "check policy");
-    WMError ret = this->checkPolicy(req_num);
-    if (ret != WMError::SUCCESS)
-    {
-        return ret;
-    }
-    HMI_SEQ_DEBUG(req_num, "Start transition.");
-    ret = this->startTransition(req_num);
-    return ret;
-}
-
-WMError App::checkPolicy(unsigned req_num)
-{
-    /*
-    * Check Policy
-    */
-    // get current trigger
-    bool found = false;
-    bool split = false;
-    WMError ret = WMError::LAYOUT_CHANGE_FAIL;
-    auto trigger = g_app_list.getRequest(req_num, &found);
-    if (!found)
-    {
-        ret = WMError::NO_ENTRY;
-        return ret;
-    }
-    std::string req_area = trigger.area;
-
-    // >>>> Compatible with current window manager until policy manager coming
-    if (trigger.task == Task::TASK_ALLOCATE)
-    {
-        HMI_SEQ_DEBUG(req_num, "Check split or not");
-        const char *msg = this->check_surface_exist(trigger.role.c_str());
-
-        if (msg)
-        {
-            HMI_SEQ_ERROR(req_num, msg);
-            ret = WMError::LAYOUT_CHANGE_FAIL;
-            return ret;
-        }
-
-        auto const &surface_id = this->lookup_id(trigger.role.c_str());
-        auto o_state = *this->layers.get_layout_state(*surface_id);
-        struct LayoutState &state = *o_state;
-
-        unsigned curernt_sid = state.main;
-        split = this->can_split(state, *surface_id);
-
-        if (split)
-        {
-            HMI_SEQ_DEBUG(req_num, "Split happens");
-            // Get current visible role
-            std::string add_role = this->lookup_name(state.main).value();
-            // Set next area
-            std::string add_area = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaMain);
-            // Change request area
-            req_area = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaSub);
-            HMI_SEQ_NOTICE(req_num, "Change request area from %s to %s, because split happens",
-                                trigger.area.c_str(), req_area.c_str());
-            // set another action
-            std::string add_name = g_app_list.getAppID(curernt_sid, add_role, &found);
-            if (!found)
-            {
-                HMI_SEQ_ERROR(req_num, "Couldn't widhdraw with surfaceID : %d", curernt_sid);
-                ret = WMError::NOT_REGISTERED;
-                return ret;
-            }
-            HMI_SEQ_INFO(req_num, "Additional split app %s, role: %s, area: %s",
-                         add_name.c_str(), add_role.c_str(), add_area.c_str());
-            // Set split action
-            bool end_draw_finished = false;
-            WMAction split_action{
-                add_name,
-                add_role,
-                add_area,
-                TaskVisible::VISIBLE,
-                end_draw_finished};
-            WMError ret = g_app_list.setAction(req_num, split_action);
-            if (ret != WMError::SUCCESS)
-            {
-                HMI_SEQ_ERROR(req_num, "Failed to set action");
-                return ret;
-            }
-            g_app_list.reqDump();
-        }
-    }
-    else
-    {
-        HMI_SEQ_DEBUG(req_num, "split doesn't happen");
-    }
-
-    // Set invisible task(Remove if policy manager finish)
-    ret = this->setInvisibleTask(trigger.role, split);
-    if(ret != WMError::SUCCESS)
-    {
-        HMI_SEQ_ERROR(req_num, "Failed to set invisible task: %s", errorDescription(ret));
-        return ret;
-    }
-
-    /*  get new status from Policy Manager */
-    HMI_SEQ_NOTICE(req_num, "ATM, Policy manager does't exist, then set WMAction as is");
-    if(trigger.role == "HomeScreen")
-    {
-        // TODO : Remove when Policy Manager completed
-        HMI_SEQ_NOTICE(req_num, "Hack. This process will be removed. Change HomeScreen code!!");
-        req_area = "fullscreen";
-    }
-    TaskVisible task_visible =
-        (trigger.task == Task::TASK_ALLOCATE) ? TaskVisible::VISIBLE : TaskVisible::INVISIBLE;
-
-    ret = g_app_list.setAction(req_num, trigger.appid, trigger.role, req_area, task_visible);
-    g_app_list.reqDump();
-
-    return ret;
-}
-
-WMError App::startTransition(unsigned req_num)
-{
-    bool sync_draw_happen = false;
-    bool found = false;
-    WMError ret = WMError::SUCCESS;
-    auto actions = g_app_list.getActions(req_num, &found);
-    if (!found)
-    {
-        ret = WMError::NO_ENTRY;
-        HMI_SEQ_ERROR(req_num,
-            "Window Manager bug :%s : Action is not set", errorDescription(ret));
-        return ret;
-    }
-
-    for (const auto &action : actions)
-    {
-        if (action.visible != TaskVisible::INVISIBLE)
-        {
-            sync_draw_happen = true;
-            this->emit_syncdraw(action.role, action.area);
-            /* TODO: emit event for app not subscriber
-            if(g_app_list.contains(y.appid))
-                g_app_list.lookUpClient(y.appid)->emit_syncdraw(y.role, y.area); */
-        }
-    }
-
-    if (sync_draw_happen)
-    {
-        this->setTimer();
-    }
-    else
-    {
-        // deactivate only, no syncDraw
-        // Make it deactivate here
-        for (const auto &x : actions)
-        {
-            if (g_app_list.contains(x.appid))
-            {
-                auto client = g_app_list.lookUpClient(x.appid);
-                this->deactivate(client->surfaceID(x.role));
-            }
-        }
-        ret = NO_LAYOUT_CHANGE;
-    }
-    return ret;
-}
-
-WMError App::setInvisibleTask(const std::string &role, bool split)
-{
-    unsigned req_num = g_app_list.currentRequestNumber();
-    HMI_SEQ_DEBUG(req_num, "set current visible app to invisible task");
-    // This task is copied from original actiavete surface
-    const char *drawing_name = role.c_str();
-    auto const &surface_id = this->lookup_id(drawing_name);
-    auto layer_id = this->layers.get_layer_id(*surface_id);
-    auto o_state = *this->layers.get_layout_state(*surface_id);
-    struct LayoutState &state = *o_state;
-    std::string add_name, add_role;
-    std::string add_area = "";
-    int surface;
-    TaskVisible task_visible = TaskVisible::INVISIBLE;
-    bool end_draw_finished = true;
-    bool found = false;
-
-    for (auto const &l : this->layers.mapping)
-    {
-        if (l.second.layer_id <= *layer_id)
-        {
-            continue;
-        }
-        HMI_DEBUG("wm", "debug: main %d , sub : %d", l.second.state.main, l.second.state.sub);
-        if (l.second.state.main != -1)
-        {
-            //this->deactivate(l.second.state.main);
-            surface = l.second.state.main;
-            add_role = *this->id_alloc.lookup(surface);
-            add_name = g_app_list.getAppID(surface, add_role, &found);
-            if(!found){
-                return WMError::NOT_REGISTERED;
-            }
-            HMI_SEQ_INFO(req_num, "Invisible %s", add_name.c_str());
-            WMAction act{add_name, add_role, add_area, task_visible, end_draw_finished};
-            g_app_list.setAction(req_num, act);
-            l.second.state.main = -1;
-        }
-
-        if (l.second.state.sub != -1)
-        {
-            //this->deactivate(l.second.state.sub);
-            surface = l.second.state.sub;
-            add_role = *this->id_alloc.lookup(surface);
-            add_name = g_app_list.getAppID(surface, add_role, &found);
-            if (!found)
-            {
-                return WMError::NOT_REGISTERED;
-            }
-            HMI_SEQ_INFO(req_num, "Invisible %s", add_name.c_str());
-            WMAction act{add_name, add_role, add_area, task_visible, end_draw_finished};
-            g_app_list.setAction(req_num, act);
-            l.second.state.sub = -1;
-        }
-    }
-
-    // change current state here, but this is hack
-    auto layer = this->layers.get_layer(*layer_id);
-
-    if (state.main == -1)
-    {
-        HMI_DEBUG("wm", "Layout: %s", kNameLayoutNormal);
-    }
-    else
-    {
-        if (0 != strcmp(drawing_name, "HomeScreen"))
-        {
-            if (split)
-            {
-                if (state.sub != *surface_id)
-                {
-                    if (state.sub != -1)
-                    {
-                        //this->deactivate(state.sub);
-                        WMAction deact_sub;
-                        deact_sub.role =
-                            std::move(*this->id_alloc.lookup(state.sub));
-                        deact_sub.area = add_area;
-                        deact_sub.appid = g_app_list.getAppID(state.sub, deact_sub.role, &found);
-                        if (!found)
-                        {
-                            HMI_SEQ_ERROR(req_num, "App doesn't exist for role : %s",
-                                            deact_sub.role.c_str());
-                            return WMError::NOT_REGISTERED;
-                        }
-                        deact_sub.visible = task_visible;
-                        deact_sub.end_draw_finished = end_draw_finished;
-                        HMI_SEQ_DEBUG(req_num, "Set invisible task for %s", deact_sub.appid.c_str());
-                        g_app_list.setAction(req_num, deact_sub);
-                    }
-                }
-                //state = LayoutState{state.main, *surface_id};
-            }
-            else
-            {
-                HMI_DEBUG("wm", "Layout: %s", kNameLayoutNormal);
-
-                //this->surface_set_layout(*surface_id);
-                if (state.main != *surface_id)
-                {
-                    // this->deactivate(state.main);
-                    WMAction deact_main;
-                    deact_main.role = std::move(*this->id_alloc.lookup(state.main));
-                    ;
-                    deact_main.area = add_area;
-                    deact_main.appid = g_app_list.getAppID(state.main, deact_main.role, &found);
-                    if (!found)
-                    {
-                        HMI_SEQ_DEBUG(req_num, "sub surface ddoesn't exist");
-                        return WMError::NOT_REGISTERED;
-                    }
-                    deact_main.visible = task_visible;
-                    deact_main.end_draw_finished = end_draw_finished;
-                    HMI_SEQ_DEBUG(req_num, "sub surface doesn't exist");
-                    g_app_list.setAction(req_num, deact_main);
-                }
-                if (state.sub != -1)
-                {
-                    if (state.sub != *surface_id)
-                    {
-                        //this->deactivate(state.sub);
-                        WMAction deact_sub;
-                        deact_sub.role = std::move(*this->id_alloc.lookup(state.sub));
-                        ;
-                        deact_sub.area = add_area;
-                        deact_sub.appid = g_app_list.getAppID(state.sub, deact_sub.role, &found);
-                        if (!found)
-                        {
-                            HMI_SEQ_DEBUG(req_num, "sub surface ddoesn't exist");
-                            return WMError::NOT_REGISTERED;
-                        }
-                        deact_sub.visible = task_visible;
-                        deact_sub.end_draw_finished = end_draw_finished;
-                        HMI_SEQ_DEBUG(req_num, "sub surface doesn't exist");
-                        g_app_list.setAction(req_num, deact_sub);
-                    }
-                }
-                //state = LayoutState{*surface_id};
-            }
-        }
-    }
-    return WMError::SUCCESS;
-}
-
-WMError App::doEndDraw(unsigned req_num)
-{
-    // get actions
-    bool found;
-    auto actions = g_app_list.getActions(req_num, &found);
-    WMError ret = WMError::SUCCESS;
-    if (!found)
-    {
-        ret = WMError::NO_ENTRY;
-        return ret;
-    }
-
-    HMI_SEQ_INFO(req_num, "do endDraw");
-
-    // layout change and make it visible
-    for (const auto &act : actions)
-    {
-        // layout change
-        if(!g_app_list.contains(act.appid)){
-            ret = WMError::NOT_REGISTERED;
-        }
-        ret = this->layoutChange(act);
-        if(ret != WMError::SUCCESS)
-        {
-            HMI_SEQ_WARNING(req_num,
-                "Failed to manipulate surfaces while state change : %s", errorDescription(ret));
-            return ret;
-        }
-        ret = this->visibilityChange(act);
-        if (ret != WMError::SUCCESS)
-        {
-            HMI_SEQ_WARNING(req_num,
-                "Failed to manipulate surfaces while state change : %s", errorDescription(ret));
-            return ret;
-        }
-        HMI_SEQ_DEBUG(req_num, "visible %s", act.role.c_str());
-        //this->lm_enddraw(act.role.c_str());
-    }
-
-    // Change current state
-    this->changeCurrentState(req_num);
-
-    HMI_SEQ_INFO(req_num, "emit flushDraw");
-
-    for(const auto &act_flush : actions)
-    {
-        if(act_flush.visible != TaskVisible::INVISIBLE)
-        {
-            this->emit_flushdraw(act_flush.role.c_str());
-        }
-    }
-
-    return ret;
-}
-
-WMError App::setSurfaceSize(unsigned surface, const std::string &area)
-{
-    this->surface_set_layout(surface, area);
-
-    return WMError::SUCCESS;
-}
-
-WMError App::layoutChange(const WMAction &action)
-{
-    if (action.visible == TaskVisible::INVISIBLE)
-    {
-        // Visibility is not change -> no redraw is required
-        return WMError::SUCCESS;
-    }
-    auto client = g_app_list.lookUpClient(action.appid);
-    unsigned surface = client->surfaceID(action.role);
-    if (surface == 0)
-    {
-        HMI_SEQ_ERROR(g_app_list.currentRequestNumber(),
-                      "client doesn't have surface with role(%s)", action.role.c_str());
-        return WMError::NOT_REGISTERED;
-    }
-    // Layout Manager
-    WMError ret = this->setSurfaceSize(surface, action.area);
-    return ret;
-}
-
-WMError App::visibilityChange(const WMAction &action)
-{
-    HMI_SEQ_DEBUG(g_app_list.currentRequestNumber(), "Change visibility");
-    if(!g_app_list.contains(action.appid)){
-        return WMError::NOT_REGISTERED;
-    }
-    auto client = g_app_list.lookUpClient(action.appid);
-    unsigned surface = client->surfaceID(action.role);
-    if(surface == 0)
-    {
-        HMI_SEQ_ERROR(g_app_list.currentRequestNumber(),
-                      "client doesn't have surface with role(%s)", action.role.c_str());
-        return WMError::NOT_REGISTERED;
-    }
-
-    if (action.visible != TaskVisible::INVISIBLE)
-    {
-        this->activate(surface); // Layout Manager task
-    }
-    else
-    {
-        this->deactivate(surface); // Layout Manager task
-    }
-    return WMError::SUCCESS;
-}
-
-WMError App::changeCurrentState(unsigned req_num)
-{
-    HMI_SEQ_DEBUG(req_num, "Change current layout state");
-    bool trigger_found = false, action_found = false;
-    auto trigger = g_app_list.getRequest(req_num, &trigger_found);
-    auto actions = g_app_list.getActions(req_num, &action_found);
-    if (!trigger_found || !action_found)
-    {
-        HMI_SEQ_ERROR(req_num, "Action not found");
-        return WMError::LAYOUT_CHANGE_FAIL;
-    }
-
-    // Layout state reset
-    struct LayoutState reset_state{-1, -1};
-    HMI_SEQ_DEBUG(req_num,"Reset layout state");
-    for (const auto &action : actions)
-    {
-        if(!g_app_list.contains(action.appid)){
-            return WMError::NOT_REGISTERED;
-        }
-        auto client = g_app_list.lookUpClient(action.appid);
-        auto pCurState = *this->layers.get_layout_state((int)client->surfaceID(action.role));
-        if(pCurState == nullptr)
-        {
-            HMI_SEQ_ERROR(req_num, "Counldn't find current status");
-            continue;
-        }
-        pCurState->main = reset_state.main;
-        pCurState->sub = reset_state.sub;
-    }
-
-    HMI_SEQ_DEBUG(req_num, "Change state");
-    for (const auto &action : actions)
-    {
-        auto client = g_app_list.lookUpClient(action.appid);
-        auto pLayerCurState = *this->layers.get_layout_state((int)client->surfaceID(action.role));
-        if (pLayerCurState == nullptr)
-        {
-            HMI_SEQ_ERROR(req_num, "Counldn't find current status");
-            continue;
-        }
-        int surface = -1;
-
-        if (action.visible != TaskVisible::INVISIBLE)
-        {
-            surface = (int)client->surfaceID(action.role);
-            HMI_SEQ_INFO(req_num, "Change %s surface : %d, state visible area : %s",
-                            action.role.c_str(), surface, action.area.c_str());
-            // visible == true -> layout changes
-            if(action.area == "normal.full" || action.area == "split.main")
-            {
-                pLayerCurState->main = surface;
-            }
-            else if (action.area == "split.sub")
-            {
-                pLayerCurState->sub = surface;
-            }
-            else
-            {
-                // normalfull
-                pLayerCurState->main = surface;
-            }
-        }
-    }
-
-    return WMError::SUCCESS;
-}
-
-void App::setTimer()
-{
-    HMI_SEQ_DEBUG(g_app_list.currentRequestNumber(), "Timer set activate");
-    if (g_timer_ev_src == nullptr)
-    {
-        // firsttime set into sd_event
-        int ret = sd_event_add_time(afb_daemon_get_event_loop(), &g_timer_ev_src,
-            CLOCK_REALTIME, time(NULL) * (1000000UL) + kTimeOut, 1, processTimerHandler, this);
-        if (ret < 0)
-        {
-            HMI_ERROR("wm", "Could't set timer");
-        }
-    }
-    else
-    {
-        // update timer limitation after second time
-        sd_event_source_set_time(g_timer_ev_src, time(NULL) * (1000000UL) + kTimeOut);
-        sd_event_source_set_enabled(g_timer_ev_src, SD_EVENT_ONESHOT);
-    }
-}
-
-void App::stopTimer()
-{
-    unsigned req_num = g_app_list.currentRequestNumber();
-    HMI_SEQ_DEBUG(req_num, "Timer stop");
-    int rc = sd_event_source_set_enabled(g_timer_ev_src, SD_EVENT_OFF);
-    if (rc < 0)
-    {
-        HMI_SEQ_ERROR(req_num, "Timer stop failed");
-    }
-}
-
-void App::processNextRequest()
-{
-    g_app_list.next();
-    g_app_list.reqDump();
-    unsigned req_num = g_app_list.currentRequestNumber();
-    if (g_app_list.haveRequest())
-    {
-        HMI_SEQ_DEBUG(req_num, "Process next request");
-        WMError rc = doTransition(req_num);
-        if (rc != WMError::SUCCESS)
-        {
-            HMI_SEQ_ERROR(req_num, errorDescription(rc));
-        }
-    }
-    else
-    {
-        HMI_SEQ_DEBUG(req_num, "Nothing Request. Waiting Request");
-    }
-}
-
-const char *App::check_surface_exist(const char *drawing_name)
-{
-    auto const &surface_id = this->lookup_id(drawing_name);
-    if (!surface_id)
-    {
-        return "Surface does not exist";
-    }
-
-    if (!this->controller->surface_exists(*surface_id))
-    {
-        return "Surface does not exist in controller!";
-    }
-
-    auto layer_id = this->layers.get_layer_id(*surface_id);
-
-    if (!layer_id)
-    {
-        return "Surface is not on any layer!";
-    }
-
-    auto o_state = *this->layers.get_layout_state(*surface_id);
-
-    if (o_state == nullptr)
-    {
-        return "Could not find layer for surface";
-    }
-
-    HMI_DEBUG("wm", "surface %d is detected", *surface_id);
-    return nullptr;
-}
-
-void App::activate(int id)
-{
-    auto ip = this->controller->sprops.find(id);
-    if (ip != this->controller->sprops.end())
-    {
-        this->controller->surfaces[id]->set_visibility(1);
-        char const *label =
-            this->lookup_name(id).value_or("unknown-name").c_str();
-
-         // FOR CES DEMO >>>
-        if ((0 == strcmp(label, "Radio"))       ||
-            (0 == strcmp(label, "MediaPlayer")) ||
-            (0 == strcmp(label, "Music"))       ||
-            (0 == strcmp(label, "Navigation")))
-        {
-            for (auto i = surface_bg.begin(); i != surface_bg.end(); ++i)
-            {
-                if (id == *i)
-                {
-                    // Remove id
-                    this->surface_bg.erase(i);
-
-                    // Remove from BG layer (999)
-                    HMI_DEBUG("wm", "Remove %s(%d) from BG layer", label, id);
-                    this->controller->layers[999]->remove_surface(id);
-
-                    // Add to FG layer (1001)
-                    HMI_DEBUG("wm", "Add %s(%d) to FG layer", label, id);
-                    this->controller->layers[1001]->add_surface(id);
-
-                    for (int j : this->surface_bg)
-                    {
-                        HMI_DEBUG("wm", "Stored id:%d", j);
-                    }
-                    break;
-                }
-            }
-        }
-        // <<< FOR CES DEMO
-        this->layout_commit();
-
-        this->emit_visible(label);
-        this->emit_activated(label);
-    }
-}
-
-void App::deactivate(int id)
-{
-    auto ip = this->controller->sprops.find(id);
-    if (ip != this->controller->sprops.end())
-    {
-        char const *label =
-            this->lookup_name(id).value_or("unknown-name").c_str();
-
-        // FOR CES DEMO >>>
-        if ((0 == strcmp(label, "Radio"))       ||
-            (0 == strcmp(label, "MediaPlayer")) ||
-            (0 == strcmp(label, "Music"))       ||
-            (0 == strcmp(label, "Navigation")))
-        {
-
-            // Store id
-            this->surface_bg.push_back(id);
-
-            // Remove from FG layer (1001)
-            HMI_DEBUG("wm", "Remove %s(%d) from FG layer", label, id);
-            this->controller->layers[1001]->remove_surface(id);
-
-            // Add to BG layer (999)
-            HMI_DEBUG("wm", "Add %s(%d) to BG layer", label, id);
-            this->controller->layers[999]->add_surface(id);
-
-            for (int j : surface_bg)
-            {
-                HMI_DEBUG("wm", "Stored id:%d", j);
-            }
-        }
-        else
-        {
-            this->controller->surfaces[id]->set_visibility(0);
-        }
-        // <<< FOR CES DEMO
-
-        this->emit_deactivated(label);
-        this->emit_invisible(label);
-    }
-}
-
-bool App::can_split(struct LayoutState const &state, int new_id)
-{
-    if (state.main != -1 && state.main != new_id)
-    {
-        auto new_id_layer = this->layers.get_layer_id(new_id).value();
-        auto current_id_layer = this->layers.get_layer_id(state.main).value();
-
-        // surfaces are on separate layers, don't bother.
-        if (new_id_layer != current_id_layer)
-        {
-            return false;
-        }
-
-        std::string const &new_id_str = this->lookup_name(new_id).value();
-        std::string const &cur_id_str = this->lookup_name(state.main).value();
-
-        auto const &layer = this->layers.get_layer(new_id_layer);
-
-        HMI_DEBUG("wm", "layer info name: %s", layer->name.c_str());
-
-        if (layer->layouts.empty())
-        {
-            return false;
-        }
-
-        for (auto i = layer->layouts.cbegin(); i != layer->layouts.cend(); i++)
-        {
-            HMI_DEBUG("wm", "%d main_match '%s'", new_id_layer, i->main_match.c_str());
-            auto rem = std::regex(i->main_match);
-            if (std::regex_match(cur_id_str, rem))
-            {
-                // build the second one only if the first already matched
-                HMI_DEBUG("wm", "%d sub_match '%s'", new_id_layer, i->sub_match.c_str());
-                auto res = std::regex(i->sub_match);
-                if (std::regex_match(new_id_str, res))
-                {
-                    HMI_DEBUG("wm", "layout matched!");
-                    return true;
-                }
-            }
-        }
-    }
-
-    return false;
-}
-
-/**
- * controller_hooks
- */
-void controller_hooks::surface_created(uint32_t surface_id)
-{
-    this->app->surface_created(surface_id);
-}
-
-void controller_hooks::surface_removed(uint32_t surface_id)
-{
-    this->app->surface_removed(surface_id);
-}
-
-void controller_hooks::surface_visibility(uint32_t /*surface_id*/,
-                                          uint32_t /*v*/) {}
-
-void controller_hooks::surface_destination_rectangle(uint32_t /*surface_id*/,
-                                                     uint32_t /*x*/,
-                                                     uint32_t /*y*/,
-                                                     uint32_t /*w*/,
-                                                     uint32_t /*h*/) {}
-
-} // namespace wm