src/app.cpp

   1 /*
   2  * Copyright (c) 2017 TOYOTA MOTOR CORPORATION
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 #include "app.hpp"
  18 #include "json_helper.hpp"
  19 #include "layers.hpp"
  20 #include "layout.hpp"
  21 #include "util.hpp"
  22 #include "wayland_ivi_wm.hpp"
  23
  24 #include <cstdio>
  25 #include <memory>
  26
  27 #include <cassert>
  28
  29 #include <json-c/json.h>
  30
  31 #include <algorithm>
  32 #include <csignal>
  33 #include <fstream>
  34 #include <json.hpp>
  35 #include <regex>
  36 #include <thread>
  37
  38 #include "wm_client.hpp"
  39 #include "applist.hpp"
  40
  41 extern "C"
  42 {
  43 #include <systemd/sd-event.h>
  44 }
  45
  46 namespace wm
  47 {
  48
  49 const unsigned kTimeOut = 10000000UL; /* 10s */
  50
  51 /* DrawingArea name used by "{layout}.{area}" */
  52 const char kNameLayoutNormal[] = "normal";
  53 const char kNameLayoutSplit[] = "split";
  54 const char kNameAreaFull[] = "full";
  55 const char kNameAreaMain[] = "main";
  56 const char kNameAreaSub[] = "sub";
  57
  58 /* Key for json obejct */
  59 const char kKeyDrawingName[] = "drawing_name";
  60 const char kKeyDrawingArea[] = "drawing_area";
  61 const char kKeyDrawingRect[] = "drawing_rect";
  62 const char kKeyX[] = "x";
  63 const char kKeyY[] = "y";
  64 const char kKeyWidth[] = "width";
  65 const char kKeyHeight[] = "height";
  66 const char kKeyWidthPixel[] = "width_pixel";
  67 const char kKeyHeightPixel[] = "height_pixel";
  68 const char kKeyWidthMm[] = "width_mm";
  69 const char kKeyHeightMm[] = "height_mm";
  70
  71 static sd_event_source *g_timer_ev_src = nullptr;
  72
  73 static AppList g_app_list;
  74
  75 namespace
  76 {
  77
  78 using nlohmann::json;
  79
  80 result<json> file_to_json(char const *filename)
  81 {
  82     json j;
  83     std::ifstream i(filename);
  84     if (i.fail())
  85     {
  86         HMI_DEBUG("wm", "Could not open config file, so use default layer information");
  87         j = default_layers_json;
  88     }
  89     else
  90     {
  91         i >> j;
  92     }
  93
  94     return Ok(j);
  95 }
  96
  97 struct result<layer_map> load_layer_map(char const *filename)
  98 {
  99     HMI_DEBUG("wm", "loading IDs from %s", filename);
 100
 101     auto j = file_to_json(filename);
 102     if (j.is_err())
 103     {
 104         return Err<layer_map>(j.unwrap_err());
 105     }
 106     json jids = j.unwrap();
 107
 108     return to_layer_map(jids);
 109 }
 110
 111 static int
 112 processTimerHandler(sd_event_source *s, uint64_t usec, void *userdata)
 113 {
 114     HMI_NOTICE("wm", "Time out occurs because the client replys endDraw slow, so revert the request");
 115     reinterpret_cast<wm::App *>(userdata)->timerHandler();
 116     return 0;
 117 }
 118
 119 } // namespace
 120
 121 void App::timerHandler()
 122 {
 123     unsigned req_num = g_app_list.currentRequestNumber();
 124     HMI_SEQ_DEBUG(req_num, "Timer expired remove Request");
 125     g_app_list.reqDump();
 126     g_app_list.removeRequest(req_num);
 127     this->processNextRequest();
 128 }
 129
 130 void App::removeClient(const std::string &appid)
 131 {
 132     HMI_DEBUG("wm", "Remove clinet %s from list", appid.c_str());
 133     g_app_list.removeClient(appid);
 134 }
 135
 136 bool App::subscribeEventForApp(const std::string &appid, afb_req req, const std::string &evname)
 137 {
 138     if(!g_app_list.contains(appid)){
 139         HMI_DEBUG("wm", "Client %s is not registered", appid.c_str());
 140         return false;
 141     }
 142     auto client = g_app_list.lookUpClient(appid);
 143     return client->subscribe(req, evname);
 144 }
 145
 146 /**
 147  * App Impl
 148  */
 149 App::App(wl::display *d)
 150     : chooks{this},
 151       display{d},
 152       controller{},
 153       outputs(),
 154       config(),
 155       layers(),
 156       id_alloc{},
 157       pending_events(false),
 158       policy{}
 159 {
 160     try
 161     {
 162         {
 163             auto l = load_layer_map(
 164                 this->config.get_string("layers.json").value().c_str());
 165             if (l.is_ok())
 166             {
 167                 this->layers = l.unwrap();
 168             }
 169             else
 170             {
 171                 HMI_ERROR("wm", "%s", l.err().value());
 172             }
 173         }
 174     }
 175     catch (std::exception &e)
 176     {
 177         HMI_ERROR("wm", "Loading of configuration failed: %s", e.what());
 178     }
 179 }
 180
 181 int App::init()
 182 {
 183     if (!this->display->ok())
 184     {
 185         return -1;
 186     }
 187
 188     if (this->layers.mapping.empty())
 189     {
 190         HMI_ERROR("wm", "No surface -> layer mapping loaded");
 191         return -1;
 192     }
 193
 194     // Make afb event
 195     for (int i = Event_Val_Min; i <= Event_Val_Max; i++)
 196     {
 197         map_afb_event[kListEventName[i]] = afb_daemon_make_event(kListEventName[i]);
 198     }
 199
 200     this->display->add_global_handler(
 201         "wl_output", [this](wl_registry *r, uint32_t name, uint32_t v) {
 202             this->outputs.emplace_back(std::make_unique<wl::output>(r, name, v));
 203         });
 204
 205     this->display->add_global_handler(
 206         "ivi_wm", [this](wl_registry *r, uint32_t name, uint32_t v) {
 207             this->controller =
 208                 std::make_unique<struct compositor::controller>(r, name, v);
 209
 210             // Init controller hooks
 211             this->controller->chooks = &this->chooks;
 212
 213             // This protocol needs the output, so lets just add our mapping here...
 214             this->controller->add_proxy_to_id_mapping(
 215                 this->outputs.back()->proxy.get(),
 216                 wl_proxy_get_id(reinterpret_cast<struct wl_proxy *>(
 217                     this->outputs.back()->proxy.get())));
 218
 219             // Create screen
 220             this->controller->create_screen(this->outputs.back()->proxy.get());
 221
 222             // Set display to controller
 223             this->controller->display = this->display;
 224         });
 225
 226     // First level objects
 227     this->display->roundtrip();
 228     // Second level objects
 229     this->display->roundtrip();
 230     // Third level objects
 231     this->display->roundtrip();
 232
 233     return init_layers();
 234 }
 235
 236 int App::dispatch_pending_events()
 237 {
 238     if (this->pop_pending_events())
 239     {
 240         this->display->dispatch_pending();
 241         return 0;
 242     }
 243     return -1;
 244 }
 245
 246 bool App::pop_pending_events()
 247 {
 248     bool x{true};
 249     return this->pending_events.compare_exchange_strong(
 250         x, false, std::memory_order_consume);
 251 }
 252
 253 void App::set_pending_events()
 254 {
 255     this->pending_events.store(true, std::memory_order_release);
 256 }
 257
 258 optional<int> App::lookup_id(char const *name)
 259 {
 260     return this->id_alloc.lookup(std::string(name));
 261 }
 262 optional<std::string> App::lookup_name(int id)
 263 {
 264     return this->id_alloc.lookup(id);
 265 }
 266
 267 /**
 268  * init_layers()
 269  */
 270 int App::init_layers()
 271 {
 272     if (!this->controller)
 273     {
 274         HMI_ERROR("wm", "ivi_controller global not available");
 275         return -1;
 276     }
 277
 278     if (this->outputs.empty())
 279     {
 280         HMI_ERROR("wm", "no output was set up!");
 281         return -1;
 282     }
 283
 284     auto &c = this->controller;
 285
 286     auto &o = this->outputs.front();
 287     auto &s = c->screens.begin()->second;
 288     auto &layers = c->layers;
 289
 290     // Write output dimensions to ivi controller...
 291     c->output_size = compositor::size{uint32_t(o->width), uint32_t(o->height)};
 292     c->physical_size = compositor::size{uint32_t(o->physical_width),
 293                                         uint32_t(o->physical_height)};
 294
 295     // Clear scene
 296     layers.clear();
 297
 298     // Clear screen
 299     s->clear();
 300
 301     // Quick and dirty setup of layers
 302     for (auto const &i : this->layers.mapping)
 303     {
 304         c->layer_create(i.second.layer_id, o->width, o->height);
 305         auto &l = layers[i.second.layer_id];
 306         l->set_destination_rectangle(0, 0, o->width, o->height);
 307         l->set_visibility(1);
 308         HMI_DEBUG("wm", "Setting up layer %s (%d) for surface role match \"%s\"",
 309                   i.second.name.c_str(), i.second.layer_id, i.second.role.c_str());
 310     }
 311
 312     // Add layers to screen
 313     s->set_render_order(this->layers.layers);
 314
 315     this->layout_commit();
 316
 317     return 0;
 318 }
 319
 320 void App::surface_set_layout(int surface_id, optional<int> sub_surface_id)
 321 {
 322     if (!this->controller->surface_exists(surface_id))
 323     {
 324         HMI_ERROR("wm", "Surface %d does not exist", surface_id);
 325         return;
 326     }
 327
 328     auto o_layer_id = this->layers.get_layer_id(surface_id);
 329
 330     if (!o_layer_id)
 331     {
 332         HMI_ERROR("wm", "Surface %d is not associated with any layer!", surface_id);
 333         return;
 334     }
 335
 336     uint32_t layer_id = *o_layer_id;
 337
 338     auto const &layer = this->layers.get_layer(layer_id);
 339     auto rect = layer.value().rect;
 340     auto &s = this->controller->surfaces[surface_id];
 341
 342     int x = rect.x;
 343     int y = rect.y;
 344     int w = rect.w;
 345     int h = rect.h;
 346
 347     // less-than-0 values refer to MAX + 1 - $VALUE
 348     // e.g. MAX is either screen width or height
 349     if (w < 0)
 350     {
 351         w = this->controller->output_size.w + 1 + w;
 352     }
 353     if (h < 0)
 354     {
 355         h = this->controller->output_size.h + 1 + h;
 356     }
 357
 358     /* if (sub_surface_id)
 359     {
 360         if (o_layer_id != this->layers.get_layer_id(*sub_surface_id))
 361         {
 362             HMI_ERROR("wm",
 363                       "surface_set_layout: layers of surfaces (%d and %d) don't match!",
 364                       surface_id, *sub_surface_id);
 365             return;
 366         }
 367
 368         int x_off = 0;
 369         int y_off = 0;
 370
 371         // split along major axis
 372         if (w > h)
 373         {
 374             w /= 2;
 375             x_off = w;
 376         }
 377         else
 378         {
 379             h /= 2;
 380             y_off = h;
 381         }
 382
 383         auto &ss = this->controller->surfaces[*sub_surface_id];
 384
 385         HMI_DEBUG("wm", "surface_set_layout for sub surface %u on layer %u",
 386                   *sub_surface_id, layer_id);
 387
 388         // set destination to the display rectangle
 389         ss->set_destination_rectangle(x + x_off, y + y_off, w, h);
 390
 391         this->area_info[*sub_surface_id].x = x;
 392         this->area_info[*sub_surface_id].y = y;
 393         this->area_info[*sub_surface_id].w = w;
 394         this->area_info[*sub_surface_id].h = h;
 395     } */
 396
 397     HMI_DEBUG("wm", "surface_set_layout for surface %u on layer %u", surface_id,
 398               layer_id);
 399
 400     // set destination to the display rectangle
 401     s->set_destination_rectangle(x, y, w, h);
 402
 403     // update area information
 404     this->area_info[surface_id].x = x;
 405     this->area_info[surface_id].y = y;
 406     this->area_info[surface_id].w = w;
 407     this->area_info[surface_id].h = h;
 408
 409     HMI_DEBUG("wm", "Surface %u now on layer %u with rect { %d, %d, %d, %d }",
 410               surface_id, layer_id, x, y, w, h);
 411 }
 412
 413 void App::layout_commit()
 414 {
 415     this->controller->commit_changes();
 416     this->display->flush();
 417 }
 418
 419 void App::setTimer()
 420 {
 421     HMI_SEQ_DEBUG(g_app_list.currentRequestNumber(), "Timer set activate");
 422     if (g_timer_ev_src == nullptr)
 423     {
 424         // firsttime set into sd_event
 425         int ret = sd_event_add_time(afb_daemon_get_event_loop(), &g_timer_ev_src,
 426                                     CLOCK_REALTIME, time(NULL) * (1000000UL) + kTimeOut, 1, processTimerHandler, this);
 427         if (ret < 0)
 428         {
 429             HMI_ERROR("wm", "Could't set timer");
 430         }
 431     }
 432     else
 433     {
 434         // update timer limitation after second time
 435         sd_event_source_set_time(g_timer_ev_src, time(NULL) * (1000000UL) + kTimeOut);
 436         sd_event_source_set_enabled(g_timer_ev_src, SD_EVENT_ONESHOT);
 437     }
 438 }
 439
 440 void App::stopTimer()
 441 {
 442     unsigned req_num = g_app_list.currentRequestNumber();
 443     HMI_SEQ_DEBUG(req_num, "Timer stop");
 444     int rc = sd_event_source_set_enabled(g_timer_ev_src, SD_EVENT_OFF);
 445     if (rc < 0)
 446     {
 447         HMI_SEQ_ERROR(req_num, "Timer stop failed");
 448     }
 449 }
 450
 451 WMError App::lm_release(const struct WMAction &action)
 452 {
 453     //auto const &surface_id = this->lookup_id(drawing_name);
 454     WMError ret = WMError::LAYOUT_CHANGE_FAIL;
 455     unsigned req_num = g_app_list.currentRequestNumber();
 456     auto const &surface_id = this->lookup_id(action.role.c_str());
 457     if (!surface_id)
 458     {
 459         HMI_SEQ_ERROR(req_num, "Surface does not exist");
 460         return ret;
 461     }
 462
 463     if (*surface_id == this->layers.main_surface)
 464     {
 465         HMI_SEQ_ERROR(req_num, "Cannot deactivate main_surface");
 466         return ret;
 467     }
 468
 469     auto o_state = *this->layers.get_layout_state(*surface_id);
 470
 471     if (o_state == nullptr)
 472     {
 473         HMI_SEQ_ERROR(req_num, "Could not find layer for surface");
 474         return ret;
 475     }
 476
 477     struct LayoutState &state = *o_state;
 478
 479     if (state.main == -1)
 480     {
 481         HMI_SEQ_ERROR(req_num, "No surface active");
 482         return ret;
 483     }
 484
 485     // Check against main_surface, main_surface_name is the configuration item.
 486     if (*surface_id == this->layers.main_surface)
 487     {
 488         HMI_SEQ_DEBUG(req_num, "Refusing to deactivate main_surface %d", *surface_id);
 489         //reply(nullptr);
 490         return WMError::SUCCESS;
 491     }
 492     if ((state.main == *surface_id) && (state.sub == *surface_id))
 493     {
 494         HMI_SEQ_ERROR(req_num, "Surface is not active");
 495         return ret;
 496     }
 497
 498     if (state.main == *surface_id)
 499     {
 500         if (state.sub != -1)
 501         {
 502             this->try_layout(
 503                 state, LayoutState{state.sub, -1}, [&](LayoutState const &nl) {
 504                     std::string sub = std::move(*this->lookup_name(state.sub));
 505
 506                     this->deactivate(*surface_id);
 507                     this->surface_set_layout(state.sub);
 508                     state = nl;
 509
 510                     this->layout_commit();
 511                     std::string str_area = std::string(kNameLayoutNormal) + "." + std::string(kNameAreaFull);
 512                     compositor::rect area_rect = this->area_info[state.sub];
 513                     this->emit_syncdraw(sub.c_str(), str_area.c_str(),
 514                                         area_rect.x, area_rect.y, area_rect.w, area_rect.h);
 515                     this->enqueue_flushdraw(state.sub);
 516                 });
 517         }
 518         else
 519         {
 520             this->try_layout(state, LayoutState{-1, -1}, [&](LayoutState const &nl) {
 521                 this->deactivate(*surface_id);
 522                 state = nl;
 523                 this->layout_commit();
 524             });
 525         }
 526     }
 527     else if (state.sub == *surface_id)
 528     {
 529         this->try_layout(
 530             state, LayoutState{state.main, -1}, [&](LayoutState const &nl) {
 531                 std::string main = std::move(*this->lookup_name(state.main));
 532
 533                 this->deactivate(*surface_id);
 534                 this->surface_set_layout(state.main);
 535                 state = nl;
 536
 537                 this->layout_commit();
 538                 std::string str_area = std::string(kNameLayoutNormal) + "." + std::string(kNameAreaFull);
 539                 compositor::rect area_rect = this->area_info[state.main];
 540                 this->emit_syncdraw(main.c_str(), str_area.c_str(),
 541                                     area_rect.x, area_rect.y, area_rect.w, area_rect.h);
 542                 this->enqueue_flushdraw(state.main);
 543             });
 544     }
 545     return WMError::SUCCESS;
 546 }
 547
 548 /* WMError App::lm_layout_change(const struct WMAction &action)
 549 {
 550     const char *msg = this->check_surface_exist(action.role.c_str());
 551
 552     if (msg)
 553     {
 554         HMI_SEQ_DEBUG(g_app_list.currentRequestNumber(), msg);
 555         return WMError::LAYOUT_CHANGE_FAIL;
 556     }
 557     this->lm_layout_change(action.role.c_str());
 558     return WMError::SUCCESS;
 559 } */
 560
 561 WMError App::doTransition(unsigned req_num)
 562 {
 563     HMI_SEQ_DEBUG(req_num, "check policy");
 564     WMError ret = this->checkPolicy(req_num);
 565     if (ret != WMError::SUCCESS)
 566     {
 567         return ret;
 568     }
 569     HMI_SEQ_DEBUG(req_num, "Start transition.");
 570     ret = this->startTransition(req_num);
 571     return ret;
 572 }
 573
 574 WMError App::checkPolicy(unsigned req_num)
 575 {
 576     /*
 577     * Check Policy
 578     */
 579     // get current trigger
 580     bool found, split;
 581     WMError ret = WMError::LAYOUT_CHANGE_FAIL;
 582     auto trigger = g_app_list.getRequest(req_num, &found);
 583     if (!found)
 584     {
 585         ret = WMError::NO_ENTRY;
 586         return ret;
 587     }
 588     std::string req_area = trigger.area;
 589
 590     // >>>> Compatible with current window manager until policy manager coming
 591     if (trigger.task == Task::TASK_ALLOCATE)
 592     {
 593         HMI_SEQ_DEBUG(req_num, "Check split or not");
 594         const char *msg = this->check_surface_exist(trigger.role.c_str());
 595
 596         if (msg)
 597         {
 598             HMI_SEQ_ERROR(req_num, msg);
 599             ret = WMError::LAYOUT_CHANGE_FAIL;
 600             return ret;
 601         }
 602
 603         auto const &surface_id = this->lookup_id(trigger.role.c_str());
 604         auto o_state = *this->layers.get_layout_state(*surface_id);
 605         struct LayoutState &state = *o_state;
 606
 607         unsigned curernt_sid = state.main;
 608         bool split = this->can_split(state, *surface_id);
 609
 610         if (split)
 611         {
 612             HMI_SEQ_DEBUG(req_num, "Split happens");
 613             // Get current visible role
 614             std::string add_role = this->lookup_name(state.main).value();
 615             // Set next area
 616             std::string add_area = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaMain);
 617             // Change request area
 618             req_area = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaSub);
 619             // set another action
 620             std::string add_name = g_app_list.getAppID(curernt_sid, add_role, &found);
 621             if (!found)
 622             {
 623                 HMI_SEQ_ERROR(req_num, "Couldn't widhdraw with surfaceID : %s", curernt_sid);
 624                 ret = WMError::NOT_REGISTERED;
 625                 return ret;
 626             }
 627             HMI_SEQ_INFO(req_num, "Additional split app %s, role: %s, area: %s",
 628                          add_name.c_str(), add_role.c_str(), add_area.c_str());
 629             // Set split action
 630             bool visible = true;
 631             bool end_draw_finished = false;
 632             WMAction split_action{
 633                 add_name,
 634                 add_role,
 635                 add_area,
 636                 visible,
 637                 end_draw_finished};
 638             WMError ret = g_app_list.setAction(req_num, split_action);
 639             if (ret != WMError::SUCCESS)
 640             {
 641                 HMI_SEQ_ERROR(req_num, "Failed to set action");
 642                 return ret;
 643             }
 644             g_app_list.reqDump();
 645         }
 646     }
 647     else
 648     {
 649         HMI_SEQ_DEBUG(req_num, "split doesn't happen");
 650     }
 651
 652     // Set invisible task(Remove if policy manager finish)
 653     ret = this->setInvisibleTask(trigger.role, split);
 654     if(ret != WMError::SUCCESS)
 655     {
 656         HMI_SEQ_ERROR(req_num, "Failed to set invisible task: %s", errorDescription(ret));
 657         return ret;
 658     }
 659
 660     /*  get new status from Policy Manager */
 661     HMI_SEQ_NOTICE(req_num, "ATM, Policy manager does't exist, then set WMAction as is");
 662
 663     ret = g_app_list.setAction(req_num, trigger.appid, trigger.role, req_area, trigger.task);
 664     g_app_list.reqDump();
 665
 666     return ret;
 667 }
 668
 669 WMError App::startTransition(unsigned req_num)
 670 {
 671     bool sync_draw_happen = false;
 672     bool found = false;
 673     WMError ret = WMError::SUCCESS;
 674     auto actions = g_app_list.getActions(req_num, &found);
 675     if (!found)
 676     {
 677         ret = WMError::NO_ENTRY;
 678         HMI_SEQ_ERROR(req_num, "Window Manager bug :%s : Action is not set", errorDescription(ret));
 679         return ret;
 680     }
 681
 682     for (const auto &y : actions)
 683     {
 684         if (y.visible)
 685         {
 686             sync_draw_happen = true;
 687             this->emit_syncdraw(y.role, y.area);
 688             /* TODO: emit event for app not subscriber
 689             if(g_app_list.contains(y.appid))
 690                 g_app_list.lookUpClient(y.appid)->emit_syncdraw(y.role, y.area); */
 691         }
 692     }
 693
 694     if (sync_draw_happen)
 695     {
 696         this->setTimer();
 697     }
 698     else
 699     {
 700         // deactivate only, no syncDraw
 701         // Make it deactivate here
 702         for (const auto &z : actions)
 703         {
 704             if (g_app_list.contains(z.appid))
 705             {
 706                 auto client = g_app_list.lookUpClient(z.appid);
 707                 this->deactivate(client->surfaceID(z.role));
 708             }
 709         }
 710         ret = NO_LAYOUT_CHANGE;
 711     }
 712     return ret;
 713 }
 714
 715 WMError App::setInvisibleTask(const std::string &role, bool split)
 716 {
 717     unsigned req = g_app_list.currentRequestNumber();
 718     HMI_SEQ_DEBUG(req, "set current visible app to invisible task");
 719     // This task is copied from original actiavete surface
 720     const char *drawing_name = role.c_str();
 721     auto const &surface_id = this->lookup_id(drawing_name);
 722     auto layer_id = this->layers.get_layer_id(*surface_id);
 723     auto o_state = *this->layers.get_layout_state(*surface_id);
 724     struct LayoutState &state = *o_state;
 725     std::string add_name, add_role;
 726     std::string add_area = "";
 727     int surface;
 728     bool visible = false;
 729     bool end_draw_finished = true;
 730     bool found = false;
 731
 732     for (auto const &l : this->layers.mapping)
 733     {
 734         if (l.second.layer_id <= *layer_id)
 735         {
 736             continue;
 737         }
 738         if (l.second.state.main != -1)
 739         {
 740             //this->deactivate(l.second.state.main);
 741             surface = l.second.state.main;
 742             add_role = *this->id_alloc.lookup(surface);
 743             add_name = g_app_list.getAppID(surface, add_role, &found);
 744             if(!found){
 745                 return WMError::NOT_REGISTERED;
 746             }
 747             HMI_SEQ_INFO(req, "Invisible %s", add_name.c_str());
 748             WMAction act{add_name, add_role, add_area, visible, end_draw_finished};
 749             g_app_list.setAction(req, act);
 750             l.second.state.main = -1;
 751         }
 752
 753         if (l.second.state.sub != -1)
 754         {
 755             //this->deactivate(l.second.state.sub);
 756             surface = l.second.state.sub;
 757             add_role = *this->id_alloc.lookup(surface);
 758             add_name = g_app_list.getAppID(surface, add_role, &found);
 759             if (!found)
 760             {
 761                 return WMError::NOT_REGISTERED;
 762             }
 763             HMI_SEQ_INFO(req, "Invisible %s", add_name.c_str());
 764             WMAction act{add_name, add_role, add_area, visible, end_draw_finished};
 765             g_app_list.setAction(req, act);
 766             l.second.state.sub = -1;
 767         }
 768     }
 769
 770     // change current state here, but this is hack
 771     auto layer = this->layers.get_layer(*layer_id);
 772
 773     if (state.main == -1)
 774     {
 775         this->try_layout(
 776             state, LayoutState{*surface_id}, [&](LayoutState const &nl) {
 777                 HMI_DEBUG("wm", "Layout: %s", kNameLayoutNormal);
 778                 //this->surface_set_layout(*surface_id);
 779                 state = nl;
 780
 781                 //compositor::rect area_rect = this->area_info[*surface_id];
 782             });
 783     }
 784     else
 785     {
 786         if (0 == strcmp(drawing_name, "HomeScreen"))
 787         {
 788             // Nothing To do
 789             this->try_layout(
 790                 state, LayoutState{*surface_id}, [&](LayoutState const &nl) {
 791                     HMI_DEBUG("wm", "Layout: %s", kNameLayoutNormal);
 792                 });
 793         }
 794         else
 795         {
 796             if (split)
 797             {
 798                 this->try_layout(
 799                     state,
 800                     LayoutState{state.main, *surface_id},
 801                     [&](LayoutState const &nl) {
 802                         HMI_DEBUG("wm", "Layout: %s", kNameLayoutSplit);
 803                         std::string main =
 804                             std::move(*this->id_alloc.lookup(state.main));
 805                         if (state.sub != *surface_id)
 806                         {
 807                             if (state.sub != -1)
 808                             {
 809                                 //this->deactivate(state.sub);
 810                                 WMAction deact_sub;
 811                                 deact_sub.role = main;
 812                                 deact_sub.area = add_area;
 813                                 deact_sub.appid = g_app_list.getAppID(state.sub, main, &found);
 814                                 if(!found){
 815                                     HMI_SEQ_DEBUG(req, "sub surface ddoesn't exist");
 816                                     return WMError::NOT_REGISTERED;
 817                                 }
 818                                 deact_sub.visible = visible;
 819                                 deact_sub.end_draw_finished = end_draw_finished;
 820                                 HMI_SEQ_DEBUG(req, "sub surface ddoesn't exist");
 821                                 g_app_list.setAction(req, deact_sub);
 822                             }
 823                         }
 824                         state = nl;
 825
 826                         /* std::string str_area_main = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaMain);
 827                         std::string str_area_sub = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaSub);
 828                         compositor::rect area_rect_main = this->area_info[state.main];
 829                         compositor::rect area_rect_sub = this->area_info[*surface_id];
 830                         // >>> HACK
 831                         HMI_WARNING("wm", "HACK!!! mediaplayer and hvac is only supported for split");
 832                         std::string request_role = drawing_name;
 833                         //std::string request_app = transform(request_role.begin(), request_role.end(), request_role.begin(), tolower); //hvac or mediaplayer
 834                         std::string hack_appid = "navigation";
 835                         std::string hack_role = main;
 836                         std::string hack_area = str_area_main;
 837                         //g_app_list.setAction(g_app_list.currentRequestNumber(), hack_appid, hack_role, hack_area, true);
 838                         // >>> HACK */
 839                     });
 840             }
 841             else
 842             {
 843                 this->try_layout(
 844                     state, LayoutState{*surface_id}, [&](LayoutState const &nl) {
 845                         HMI_DEBUG("wm", "Layout: %s", kNameLayoutNormal);
 846
 847                         //this->surface_set_layout(*surface_id);
 848                         if (state.main != *surface_id)
 849                         {
 850                             // this->deactivate(state.main);
 851                             WMAction deact_main;
 852                             deact_main.role = std::move(*this->id_alloc.lookup(state.main));
 853                             ;
 854                             deact_main.area = add_area;
 855                             deact_main.appid = g_app_list.getAppID(state.main, deact_main.role, &found);
 856                             if (!found)
 857                             {
 858                                 HMI_SEQ_DEBUG(req, "sub surface ddoesn't exist");
 859                                 return WMError::NOT_REGISTERED;
 860                             }
 861                             deact_main.visible = visible;
 862                             deact_main.end_draw_finished = end_draw_finished;
 863                             HMI_SEQ_DEBUG(req, "sub surface ddoesn't exist");
 864                             g_app_list.setAction(req, deact_main);
 865                         }
 866                         if (state.sub != -1)
 867                         {
 868                             if (state.sub != *surface_id)
 869                             {
 870                                 //this->deactivate(state.sub);
 871                                 WMAction deact_sub;
 872                                 deact_sub.role = std::move(*this->id_alloc.lookup(state.sub));
 873                                 ;
 874                                 deact_sub.area = add_area;
 875                                 deact_sub.appid = g_app_list.getAppID(state.sub, deact_sub.role, &found);
 876                                 if (!found)
 877                                 {
 878                                     HMI_SEQ_DEBUG(req, "sub surface ddoesn't exist");
 879                                     return WMError::NOT_REGISTERED;
 880                                 }
 881                                 deact_sub.visible = visible;
 882                                 deact_sub.end_draw_finished = end_draw_finished;
 883                                 HMI_SEQ_DEBUG(req, "sub surface ddoesn't exist");
 884                                 g_app_list.setAction(req, deact_sub);
 885                             }
 886                         }
 887                         state = nl;
 888                     });
 889             }
 890         }
 891     }
 892
 893     return WMError::SUCCESS;
 894 }
 895
 896 /* void App::lm_layout_change(const char *drawing_name)
 897 {
 898     auto const &surface_id = this->lookup_id(drawing_name);
 899     auto layer_id = this->layers.get_layer_id(*surface_id);
 900     auto o_state = *this->layers.get_layout_state(*surface_id);
 901     struct LayoutState &state = *o_state;
 902
 903     // disable layers that are above our current layer
 904     for (auto const &l : this->layers.mapping)
 905     {
 906         if (l.second.layer_id <= *layer_id)
 907         {
 908             continue;
 909         }
 910
 911         bool flush = false;
 912         if (l.second.state.main != -1)
 913         {
 914             this->deactivate(l.second.state.main);
 915             l.second.state.main = -1;
 916             flush = true;
 917         }
 918
 919         if (l.second.state.sub != -1)
 920         {
 921             this->deactivate(l.second.state.sub);
 922             l.second.state.sub = -1;
 923             flush = true;
 924         }
 925
 926         if (flush)
 927         {
 928             this->layout_commit();
 929         }
 930     }
 931
 932     auto layer = this->layers.get_layer(*layer_id);
 933
 934     if (state.main == -1)
 935     {
 936         this->try_layout(
 937             state, LayoutState{*surface_id}, [&](LayoutState const &nl) {
 938                 HMI_DEBUG("wm", "Layout: %s", kNameLayoutNormal);
 939                 this->surface_set_layout(*surface_id);
 940                 state = nl;
 941
 942                 // Commit for configuraton
 943                 this->layout_commit();
 944
 945                 std::string str_area = std::string(kNameLayoutNormal) + "." + std::string(kNameAreaFull);
 946                 compositor::rect area_rect = this->area_info[*surface_id];
 947                 this->emit_syncdraw(drawing_name, str_area.c_str(),
 948                                     area_rect.x, area_rect.y, area_rect.w, area_rect.h);
 949                 this->enqueue_flushdraw(state.main);
 950             });
 951     }
 952     else
 953     {
 954         if (0 == strcmp(drawing_name, "HomeScreen"))
 955         {
 956             this->try_layout(
 957                 state, LayoutState{*surface_id}, [&](LayoutState const &nl) {
 958                     HMI_DEBUG("wm", "Layout: %s", kNameLayoutNormal);
 959                     std::string str_area = std::string(kNameLayoutNormal) + "." + std::string(kNameAreaFull);
 960                     compositor::rect area_rect = this->area_info[*surface_id];
 961                     this->emit_syncdraw(drawing_name, str_area.c_str(),
 962                                         area_rect.x, area_rect.y, area_rect.w, area_rect.h);
 963                     this->enqueue_flushdraw(state.main);
 964                 });
 965         }
 966         else
 967         {
 968             bool can_split = this->can_split(state, *surface_id);
 969
 970             if (can_split)
 971             {
 972                 this->try_layout(
 973                     state,
 974                     LayoutState{state.main, *surface_id},
 975                     [&](LayoutState const &nl) {
 976                         HMI_DEBUG("wm", "Layout: %s", kNameLayoutSplit);
 977                         std::string main =
 978                             std::move(*this->lookup_name(state.main));
 979
 980                         this->surface_set_layout(state.main, surface_id);
 981                         if (state.sub != *surface_id)
 982                         {
 983                             if (state.sub != -1)
 984                             {
 985                                 this->deactivate(state.sub);
 986                             }
 987                         }
 988                         state = nl;
 989
 990                         // Commit for configuration and visibility(0)
 991                         this->layout_commit();
 992
 993                         std::string str_area_main = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaMain);
 994                         std::string str_area_sub = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaSub);
 995                         compositor::rect area_rect_main = this->area_info[state.main];
 996                         compositor::rect area_rect_sub = this->area_info[*surface_id];
 997                         // >>> HACK
 998                         HMI_WARNING("wm", "HACK!!! mediaplayer and hvac is only supported for split");
 999                         std::string request_role = drawing_name;
1000                         //std::string request_app = transform(request_role.begin(), request_role.end(), request_role.begin(), tolower); //hvac or mediaplayer
1001                         std::string hack_appid = "navigation";
1002                         std::string hack_role = main;
1003                         std::string hack_area = str_area_main;
1004                         g_app_list.setAction(g_app_list.currentRequestNumber(), hack_appid, hack_role, hack_area, true);
1005                         //g_app_list.setEndDrawFinished(g_app_list.currentRequestNumber(), request_role, request_role);
1006                         //g_app_list.setEndDrawFinished(g_app_list.currentRequestNumber(), hack_appid, hack_role); // This process is illegal
1007                         // >>> HACK
1008                         this->emit_syncdraw(main.c_str(), str_area_main.c_str(),
1009                                             area_rect_main.x, area_rect_main.y,
1010                                             area_rect_main.w, area_rect_main.h);
1011                         this->emit_syncdraw(request_role.c_str(), str_area_sub.c_str(),
1012                                             area_rect_sub.x, area_rect_sub.y,
1013                                             area_rect_sub.w, area_rect_sub.h);
1014                         this->enqueue_flushdraw(state.main);
1015                         this->enqueue_flushdraw(state.sub);
1016                     });
1017             }
1018             else
1019             {
1020                 this->try_layout(
1021                     state, LayoutState{*surface_id}, [&](LayoutState const &nl) {
1022                         HMI_DEBUG("wm", "Layout: %s", kNameLayoutNormal);
1023
1024                         this->surface_set_layout(*surface_id);
1025                         if (state.main != *surface_id)
1026                         {
1027                             this->deactivate(state.main);
1028                         }
1029                         if (state.sub != -1)
1030                         {
1031                             if (state.sub != *surface_id)
1032                             {
1033                                 this->deactivate(state.sub);
1034                             }
1035                         }
1036                         state = nl;
1037
1038                         // Commit for configuraton and visibility(0)
1039                         this->layout_commit();
1040
1041                         std::string str_area = std::string(kNameLayoutNormal) + "." + std::string(kNameAreaFull);
1042                         compositor::rect area_rect = this->area_info[*surface_id];
1043                         this->emit_syncdraw(drawing_name, str_area.c_str(),
1044                                             area_rect.x, area_rect.y, area_rect.w, area_rect.h);
1045                         this->enqueue_flushdraw(state.main);
1046                     });
1047             }
1048         }
1049     }
1050 } */
1051
1052 const char *App::check_surface_exist(const char *drawing_name)
1053 {
1054     auto const &surface_id = this->lookup_id(drawing_name);
1055     if (!surface_id)
1056     {
1057         //reply("Surface does not exist");
1058         return "Surface does not exist";
1059     }
1060
1061     if (!this->controller->surface_exists(*surface_id))
1062     {
1063         //reply("Surface does not exist in controller!");
1064         return "Surface does not exist in controller!";
1065     }
1066
1067     auto layer_id = this->layers.get_layer_id(*surface_id);
1068
1069     if (!layer_id)
1070     {
1071         //reply("Surface is not on any layer!");
1072         return "Surface is not on any layer!";
1073     }
1074
1075     auto o_state = *this->layers.get_layout_state(*surface_id);
1076
1077     if (o_state == nullptr)
1078     {
1079         //reply("Could not find layer for surface");
1080         return "Could not find layer for surface";
1081     }
1082
1083     HMI_DEBUG("wm", "surface %d is detected", *surface_id);
1084     return nullptr;
1085     //reply(nullptr);
1086 }
1087
1088 WMError App::setRequest(const std::string& appid, const std::string &role, const std::string &area,
1089                             Task task, unsigned* req_num)
1090 {
1091     if (!g_app_list.contains(appid))
1092     {
1093         return WMError::NOT_REGISTERED;
1094     }
1095
1096     auto client = g_app_list.lookUpClient(appid);
1097
1098     /*
1099    * Queueing Phase
1100    */
1101     unsigned current = g_app_list.currentRequestNumber();
1102     unsigned requested_num = g_app_list.getRequestNumber(appid);
1103     if (requested_num != 0)
1104     {
1105         HMI_SEQ_INFO(requested_num, "%s %s %s request is already queued", appid.c_str(), role.c_str(), area.c_str());
1106         return REQ_REJECTED;
1107     }
1108
1109     WMRequest req = WMRequest(appid, role, area, task);
1110     unsigned new_req = g_app_list.addAllocateRequest(req);
1111     *req_num = new_req;
1112     g_app_list.reqDump();
1113
1114     HMI_SEQ_DEBUG(current, "%s start sequence with %s, %s", appid.c_str(), role.c_str(), area.c_str());
1115
1116     return WMError::SUCCESS;
1117 }
1118
1119 void App::api_activate_surface(char const *appid, char const *drawing_name, char const *drawing_area, const reply_func &reply)
1120 {
1121     ST();
1122
1123     std::string id = appid;
1124     std::string role = drawing_name;
1125     std::string area = drawing_area;
1126     Task task = Task::TASK_ALLOCATE;
1127     unsigned req_num = 0;
1128     WMError ret = WMError::UNKNOWN;
1129
1130     ret = this->setRequest(id, role, area, task, &req_num);
1131
1132     if(ret != WMError::SUCCESS)
1133     {
1134         HMI_ERROR("wm", errorDescription(ret));
1135         reply("Failed to set request");
1136         return;
1137     }
1138
1139     reply(nullptr);
1140     if (req_num != g_app_list.currentRequestNumber())
1141     {
1142         // Add request, then invoked after the previous task is finished
1143         HMI_SEQ_DEBUG(req_num, "request is accepted");
1144         return;
1145     }
1146
1147     /*
1148     * Do allocate tasks
1149     */
1150     ret = this->doTransition(req_num);
1151
1152     if (ret != WMError::SUCCESS)
1153     {
1154         //this->emit_error()
1155         HMI_SEQ_ERROR(req_num, errorDescription(ret));
1156         g_app_list.removeRequest(req_num);
1157         g_app_list.next();
1158         g_app_list.reqDump();
1159     }
1160 }
1161
1162 void App::api_deactivate_surface(char const *appid, char const *drawing_name, const reply_func &reply)
1163 {
1164     ST();
1165
1166     /*
1167    * Check Phase
1168    */
1169     std::string id = appid;
1170     std::string role = drawing_name;
1171     std::string area = ""; //drawing_area;
1172
1173     if (!g_app_list.contains(id))
1174     {
1175         reply("app doesn't request 'requestSurface' yet");
1176         return;
1177     }
1178     auto client = g_app_list.lookUpClient(id);
1179
1180     /*
1181    * Queueing Phase
1182    */
1183     unsigned current = g_app_list.currentRequestNumber();
1184     unsigned requested_num = g_app_list.getRequestNumber(id);
1185     if (requested_num != 0)
1186     {
1187         HMI_SEQ_INFO(requested_num, "%s %s %s request is already queued", id.c_str(), role.c_str(), area.c_str());
1188         reply("already requested");
1189         return;
1190     }
1191
1192     WMRequest req = WMRequest(id, role, area, Task::TASK_RELEASE);
1193     unsigned new_req = g_app_list.addAllocateRequest(req);
1194     g_app_list.reqDump();
1195
1196     HMI_SEQ_DEBUG(current, "%s start sequence with %s, %s", id.c_str(), role.c_str(), area.c_str());
1197
1198     reply(nullptr);
1199     if (new_req != current)
1200     {
1201         // Add request, then invoked after the previous task is finished
1202         HMI_SEQ_DEBUG(new_req, "request is accepted");
1203         return;
1204     }
1205
1206     /*
1207     * Do allocate tasks
1208     */
1209     WMError ret = this->doTransition(new_req);
1210
1211     if (ret != WMError::SUCCESS)
1212     {
1213         HMI_SEQ_ERROR(new_req, errorDescription(ret));
1214         g_app_list.removeRequest(new_req);
1215         g_app_list.next();
1216         //this->emit_error()
1217     }
1218 }
1219
1220 void App::enqueue_flushdraw(int surface_id)
1221 {
1222     this->check_flushdraw(surface_id);
1223     HMI_DEBUG("wm", "Enqueuing EndDraw for surface_id %d", surface_id);
1224     this->pending_end_draw.push_back(surface_id);
1225 }
1226
1227 void App::check_flushdraw(int surface_id)
1228 {
1229     auto i = std::find(std::begin(this->pending_end_draw),
1230                        std::end(this->pending_end_draw), surface_id);
1231     if (i != std::end(this->pending_end_draw))
1232     {
1233         auto n = this->lookup_name(surface_id);
1234         HMI_ERROR("wm", "Application %s (%d) has pending EndDraw call(s)!",
1235                   n ? n->c_str() : "unknown-name", surface_id);
1236         std::swap(this->pending_end_draw[std::distance(
1237                       std::begin(this->pending_end_draw), i)],
1238                   this->pending_end_draw.back());
1239         this->pending_end_draw.resize(this->pending_end_draw.size() - 1);
1240     }
1241 }
1242
1243 /* void App::lm_enddraw(const char *drawing_name)
1244 {
1245     HMI_DEBUG("wm", "end draw %s", drawing_name);
1246     for (unsigned i = 0, iend = this->pending_end_draw.size(); i < iend; i++)
1247     {
1248         auto n = this->lookup_name(this->pending_end_draw[i]);
1249         if (n && *n == drawing_name)
1250         {
1251             std::swap(this->pending_end_draw[i], this->pending_end_draw[iend - 1]);
1252             this->pending_end_draw.resize(iend - 1);
1253             this->activate(this->pending_end_draw[i]);
1254             this->emit_flushdraw(drawing_name);
1255         }
1256     }
1257 } */
1258
1259 WMError App::doEndDraw(unsigned req_num)
1260 {
1261     // get actions
1262     bool found;
1263     auto actions = g_app_list.getActions(req_num, &found);
1264     WMError ret = WMError::SUCCESS;
1265     if (!found)
1266     {
1267         ret = WMError::NO_ENTRY;
1268         return ret;
1269     }
1270
1271     HMI_SEQ_INFO(req_num, "do endDraw");
1272     // layout change and make it visible
1273
1274     // Temporary action
1275     /* auto itr = actions.cend();
1276     this->currentAppInvisible(itr->role); */
1277
1278     for (const auto &act : actions)
1279     {
1280         // layout change
1281         if(!g_app_list.contains(act.appid)){
1282             ret = WMError::NOT_REGISTERED;
1283         }
1284         ret = this->layoutChange(act);
1285         if(ret != WMError::SUCCESS)
1286         {
1287             HMI_SEQ_WARNING(req_num, "Failed to manipulate surfaces while state change : %s", errorDescription(ret));
1288             return ret;
1289         }
1290         ret = this->visibilityChange(act);
1291         if (ret != WMError::SUCCESS)
1292         {
1293             HMI_SEQ_WARNING(req_num, "Failed to manipulate surfaces while state change : %s", errorDescription(ret));
1294             return ret;
1295         }
1296         HMI_SEQ_DEBUG(req_num, "visible %s", act.role.c_str());
1297         //this->lm_enddraw(act.role.c_str());
1298     }
1299
1300     HMI_SEQ_INFO(req_num, "emit flushDraw");
1301
1302     for(const auto &act_flush : actions)
1303     {
1304         if(act_flush.visible)
1305         {
1306             this->emit_flushdraw(act_flush.role.c_str());
1307         }
1308     }
1309
1310     return ret;
1311 }
1312
1313 WMError App::setSurfaceSize(unsigned surface, const std::string &area)
1314 {
1315     // Actually this function is under Layout Manager
1316     /* compositor::rect size = this->lm.getAreaSize(area); // compositor::rect size = this->lm_.getAreaSize(area);
1317
1318     if (!this->controller->surface_exists(surface))
1319     {
1320         // Block until all pending request are processed by wayland display server
1321         // because waiting for the surface of new app is created
1322         this->display->roundtrip();
1323     }
1324     auto &s = this->controller->surfaces[surface];
1325     s->set_destination_rectangle(size.x, size.y, size.w, size.h);
1326     this->layout_commit();
1327
1328     // Update area information
1329     this->area_info[surface].x = size.x;
1330     this->area_info[surface].y = size.y;
1331     this->area_info[surface].w = size.w;
1332     this->area_info[surface].h = size.h;
1333     HMI_DEBUG("wm", "Surface %d rect { %d, %d, %d, %d }",
1334               surface, size.x, size.y, size.w, size.h); */
1335     this->surface_set_layout(surface);
1336
1337     return WMError::SUCCESS;
1338 }
1339
1340 WMError App::layoutChange(const WMAction &action)
1341 {
1342     if (action.visible == false)
1343     {
1344         return WMError::SUCCESS;
1345     }
1346     auto client = g_app_list.lookUpClient(action.appid);
1347     unsigned surface = client->surfaceID(action.role);
1348     if (surface == 0)
1349     {
1350         HMI_SEQ_ERROR(g_app_list.currentRequestNumber(),
1351                       "client doesn't have surface with role(%s)", action.role.c_str());
1352         return WMError::NOT_REGISTERED;
1353     }
1354     // Layout Manager
1355     WMError ret = this->setSurfaceSize(surface, action.area);
1356     return ret;
1357 }
1358
1359 /* void App::currentAppInvisible(const std::string &role)
1360 {
1361     const char *drawing_name = role.c_str();
1362     auto const &surface_id = this->lookup_id(drawing_name);
1363     auto layer_id = this->layers.get_layer_id(*surface_id);
1364     auto o_state = *this->layers.get_layout_state(*surface_id);
1365     struct LayoutState &state = *o_state;
1366
1367     // disable layers that are above our current layer
1368     for (auto const &l : this->layers.mapping)
1369     {
1370         if (l.second.layer_id <= *layer_id)
1371         {
1372             continue;
1373         }
1374
1375         bool flush = false;
1376         if (l.second.state.main != -1)
1377         {
1378             this->deactivate(l.second.state.main);
1379             l.second.state.main = -1;
1380             flush = true;
1381         }
1382
1383         if (l.second.state.sub != -1)
1384         {
1385             this->deactivate(l.second.state.sub);
1386             l.second.state.sub = -1;
1387             flush = true;
1388         }
1389
1390         if (flush)
1391         {
1392             this->layout_commit();
1393         }
1394     }
1395 } */
1396
1397 WMError App::visibilityChange(const WMAction &action)
1398 {
1399     auto client = g_app_list.lookUpClient(action.appid);
1400     unsigned surface = client->surfaceID(action.role);
1401     if(surface == 0)
1402     {
1403         HMI_SEQ_ERROR(g_app_list.currentRequestNumber(),
1404                       "client doesn't have surface with role(%s)", action.role.c_str());
1405         return WMError::NOT_REGISTERED;
1406     }
1407
1408     if (action.visible)
1409     {
1410         this->activate(surface); // Layout Manager task
1411     }
1412     else
1413     {
1414         this->deactivate(surface); // Layout Manager task
1415     }
1416     return WMError::SUCCESS;
1417 }
1418
1419 void App::api_enddraw(char const *appid, char const *drawing_name)
1420 {
1421     std::string id = appid;
1422     std::string role = drawing_name;
1423     unsigned current_req = g_app_list.currentRequestNumber();
1424     bool result = g_app_list.setEndDrawFinished(current_req, id, role);
1425
1426     if (!result)
1427     {
1428         HMI_ERROR("wm", "%s is not in transition state", id.c_str());
1429         return;
1430     }
1431
1432     if (g_app_list.endDrawFullfilled(current_req))
1433     {
1434         // do task for endDraw
1435         this->stopTimer();
1436         WMError ret = this->doEndDraw(current_req);
1437
1438         if(ret != WMError::SUCCESS)
1439         {
1440             //this->emit_error();
1441         }
1442         HMI_SEQ_INFO(current_req, "Finish request status: %s", errorDescription(ret));
1443
1444         g_app_list.removeRequest(current_req);
1445
1446         this->processNextRequest();
1447     }
1448     else
1449     {
1450         HMI_SEQ_INFO(current_req, "Wait other App call endDraw");
1451         return;
1452     }
1453 }
1454
1455 void App::processNextRequest()
1456 {
1457     g_app_list.next();
1458     g_app_list.reqDump();
1459     unsigned req_num = g_app_list.currentRequestNumber();
1460     if (g_app_list.haveRequest())
1461     {
1462         HMI_SEQ_DEBUG(req_num, "Process next request");
1463         WMError rc = doTransition(req_num);
1464         if (rc != WMError::SUCCESS)
1465         {
1466             HMI_SEQ_ERROR(req_num, errorDescription(rc));
1467         }
1468     }
1469     else
1470     {
1471         HMI_SEQ_DEBUG(req_num, "Nothing Request. Waiting Request");
1472     }
1473 }
1474
1475 void App::api_ping() { this->dispatch_pending_events(); }
1476
1477 void App::send_event(char const *evname, char const *label)
1478 {
1479     HMI_DEBUG("wm", "%s: %s(%s)", __func__, evname, label);
1480
1481     json_object *j = json_object_new_object();
1482     json_object_object_add(j, kKeyDrawingName, json_object_new_string(label));
1483
1484     int ret = afb_event_push(this->map_afb_event[evname], j);
1485     if (ret != 0)
1486     {
1487         HMI_DEBUG("wm", "afb_event_push failed: %m");
1488     }
1489 }
1490
1491 void App::send_event(char const *evname, char const *label, char const *area,
1492                      int x, int y, int w, int h)
1493 {
1494     HMI_DEBUG("wm", "%s: %s(%s, %s) x:%d y:%d w:%d h:%d",
1495               __func__, evname, label, area, x, y, w, h);
1496
1497     json_object *j_rect = json_object_new_object();
1498     json_object_object_add(j_rect, kKeyX, json_object_new_int(x));
1499     json_object_object_add(j_rect, kKeyY, json_object_new_int(y));
1500     json_object_object_add(j_rect, kKeyWidth, json_object_new_int(w));
1501     json_object_object_add(j_rect, kKeyHeight, json_object_new_int(h));
1502
1503     json_object *j = json_object_new_object();
1504     json_object_object_add(j, kKeyDrawingName, json_object_new_string(label));
1505     json_object_object_add(j, kKeyDrawingArea, json_object_new_string(area));
1506     json_object_object_add(j, kKeyDrawingRect, j_rect);
1507
1508     int ret = afb_event_push(this->map_afb_event[evname], j);
1509     if (ret != 0)
1510     {
1511         HMI_DEBUG("wm", "afb_event_push failed: %m");
1512     }
1513 }
1514
1515 /**
1516  * proxied events
1517  */
1518 void App::surface_created(uint32_t surface_id)
1519 {
1520     auto layer_id = this->layers.get_layer_id(surface_id);
1521     if (!layer_id)
1522     {
1523         HMI_DEBUG("wm", "Newly created surfce %d is not associated with any layer!",
1524                   surface_id);
1525         return;
1526     }
1527
1528     HMI_DEBUG("wm", "surface_id is %u, layer_id is %u", surface_id, *layer_id);
1529
1530     this->controller->layers[*layer_id]->add_surface(surface_id);
1531     this->layout_commit();
1532     // activate the main_surface right away
1533     /*if (surface_id == static_cast<unsigned>(this->layers.main_surface)) {
1534       HMI_DEBUG("wm", "Activating main_surface (%d)", surface_id);
1535
1536       this->api_activate_surface(
1537          this->lookup_name(surface_id).value_or("unknown-name").c_str());
1538    }*/
1539
1540     // search pid from surfaceID
1541
1542     // pick up appid from pid from application manager
1543
1544     // check appid then add it to the client
1545 }
1546
1547 void App::surface_removed(uint32_t surface_id)
1548 {
1549     HMI_DEBUG("wm", "surface_id is %u", surface_id);
1550
1551     g_app_list.removeSurface(surface_id);
1552 }
1553
1554 void App::emit_activated(char const *label)
1555 {
1556     this->send_event(kListEventName[Event_Active], label);
1557 }
1558
1559 void App::emit_deactivated(char const *label)
1560 {
1561     this->send_event(kListEventName[Event_Inactive], label);
1562 }
1563
1564 void App::emit_syncdraw(char const *label, char const *area, int x, int y, int w, int h)
1565 {
1566     this->send_event(kListEventName[Event_SyncDraw], label, area, x, y, w, h);
1567 }
1568
1569 void App::emit_syncdraw(const std::string &role, const std::string &area)
1570 {
1571     int x = 0, y = 0, w = 0, h = 0;
1572     //this->lm_get_area_info(area, &x, &y, &w, &h);
1573     this->send_event(kListEventName[Event_SyncDraw],
1574         role.c_str(), area.c_str(), x, y, w, h);
1575 }
1576
1577 void App::emit_flushdraw(char const *label)
1578 {
1579     this->send_event(kListEventName[Event_FlushDraw], label);
1580 }
1581
1582 void App::emit_visible(char const *label, bool is_visible)
1583 {
1584     this->send_event(is_visible ? kListEventName[Event_Visible] : kListEventName[Event_Invisible], label);
1585 }
1586
1587 void App::emit_invisible(char const *label)
1588 {
1589     return emit_visible(label, false);
1590 }
1591
1592 void App::emit_visible(char const *label) { return emit_visible(label, true); }
1593
1594 result<int> App::api_request_surface(char const *appid, char const *drawing_name)
1595 {
1596     auto lid = this->layers.get_layer_id(std::string(drawing_name));
1597     if (!lid)
1598     {
1599         /**
1600        * register drawing_name as fallback and make it displayed.
1601        */
1602         lid = this->layers.get_layer_id(std::string("Fallback"));
1603         HMI_DEBUG("wm", "%s is not registered in layers.json, then fallback as normal app", drawing_name);
1604         if (!lid)
1605         {
1606             return Err<int>("Drawing name does not match any role, Fallback is disabled");
1607         }
1608     }
1609
1610     auto rname = this->lookup_id(drawing_name);
1611     if (!rname)
1612     {
1613         // name does not exist yet, allocate surface id...
1614         auto id = int(this->id_alloc.generate_id(drawing_name));
1615         this->layers.add_surface(id, *lid);
1616
1617         // set the main_surface[_name] here and now
1618         if (!this->layers.main_surface_name.empty() &&
1619             this->layers.main_surface_name == drawing_name)
1620         {
1621             this->layers.main_surface = id;
1622             HMI_DEBUG("wm", "Set main_surface id to %u", id);
1623         }
1624
1625         // add client into the db
1626         std::string appid_str(appid);
1627         std::string role(drawing_name);
1628         //g_app_list.addClient(appid_str, role);
1629         g_app_list.addClient(appid_str, *lid, id, role);
1630
1631         return Ok<int>(id);
1632     }
1633
1634     // Check currently registered drawing names if it is already there.
1635     return Err<int>("Surface already present");
1636 }
1637
1638 char const *App::api_request_surface(char const *appid, char const *drawing_name,
1639                                      char const *ivi_id)
1640 {
1641     ST();
1642
1643     auto lid = this->layers.get_layer_id(std::string(drawing_name));
1644     unsigned sid = std::stol(ivi_id);
1645
1646     if (!lid)
1647     {
1648         /**
1649        * register drawing_name as fallback and make it displayed.
1650        */
1651         lid = this->layers.get_layer_id(std::string("Fallback"));
1652         HMI_DEBUG("wm", "%s is not registered in layers.json, then fallback as normal app", drawing_name);
1653         if (!lid)
1654         {
1655             return "Drawing name does not match any role, Fallback is disabled";
1656         }
1657     }
1658
1659     auto rname = this->lookup_id(drawing_name);
1660
1661     if (rname)
1662     {
1663         return "Surface already present";
1664     }
1665
1666     // register pair drawing_name and ivi_id
1667     this->id_alloc.register_name_id(drawing_name, sid);
1668     this->layers.add_surface(sid, *lid);
1669
1670     // this surface is already created
1671     HMI_DEBUG("wm", "surface_id is %u, layer_id is %u", sid, *lid);
1672
1673     this->controller->layers[*lid]->add_surface(sid);
1674     this->layout_commit();
1675
1676     return nullptr;
1677 }
1678
1679 result<json_object *> App::api_get_display_info()
1680 {
1681     // Check controller
1682     if (!this->controller)
1683     {
1684         return Err<json_object *>("ivi_controller global not available");
1685     }
1686
1687     // Set display info
1688     compositor::size o_size = this->controller->output_size;
1689     compositor::size p_size = this->controller->physical_size;
1690
1691     json_object *object = json_object_new_object();
1692     json_object_object_add(object, kKeyWidthPixel, json_object_new_int(o_size.w));
1693     json_object_object_add(object, kKeyHeightPixel, json_object_new_int(o_size.h));
1694     json_object_object_add(object, kKeyWidthMm, json_object_new_int(p_size.w));
1695     json_object_object_add(object, kKeyHeightMm, json_object_new_int(p_size.h));
1696
1697     return Ok<json_object *>(object);
1698 }
1699
1700 result<json_object *> App::api_get_area_info(char const *drawing_name)
1701 {
1702     HMI_DEBUG("wm", "called");
1703
1704     // Check drawing name, surface/layer id
1705     auto const &surface_id = this->lookup_id(drawing_name);
1706     if (!surface_id)
1707     {
1708         return Err<json_object *>("Surface does not exist");
1709     }
1710
1711     if (!this->controller->surface_exists(*surface_id))
1712     {
1713         return Err<json_object *>("Surface does not exist in controller!");
1714     }
1715
1716     auto layer_id = this->layers.get_layer_id(*surface_id);
1717     if (!layer_id)
1718     {
1719         return Err<json_object *>("Surface is not on any layer!");
1720     }
1721
1722     auto o_state = *this->layers.get_layout_state(*surface_id);
1723     if (o_state == nullptr)
1724     {
1725         return Err<json_object *>("Could not find layer for surface");
1726     }
1727
1728     struct LayoutState &state = *o_state;
1729     if ((state.main != *surface_id) && (state.sub != *surface_id))
1730     {
1731         return Err<json_object *>("Surface is inactive");
1732     }
1733
1734     // Set area rectangle
1735     compositor::rect area_info = this->area_info[*surface_id];
1736     json_object *object = json_object_new_object();
1737     json_object_object_add(object, kKeyX, json_object_new_int(area_info.x));
1738     json_object_object_add(object, kKeyY, json_object_new_int(area_info.y));
1739     json_object_object_add(object, kKeyWidth, json_object_new_int(area_info.w));
1740     json_object_object_add(object, kKeyHeight, json_object_new_int(area_info.h));
1741
1742     return Ok<json_object *>(object);
1743 }
1744
1745 void App::activate(int id)
1746 {
1747     auto ip = this->controller->sprops.find(id);
1748     if (ip != this->controller->sprops.end())
1749     {
1750         this->controller->surfaces[id]->set_visibility(1);
1751         char const *label =
1752             this->lookup_name(id).value_or("unknown-name").c_str();
1753
1754         // FOR CES DEMO >>>
1755         if ((0 == strcmp(label, "Radio")) || (0 == strcmp(label, "MediaPlayer")) || (0 == strcmp(label, "Music")) || (0 == strcmp(label, "Navigation")))
1756         {
1757             for (auto i = surface_bg.begin(); i != surface_bg.end(); ++i)
1758             {
1759                 if (id == *i)
1760                 {
1761                     // Remove id
1762                     this->surface_bg.erase(i);
1763
1764                     // Remove from BG layer (999)
1765                     HMI_DEBUG("wm", "Remove %s(%d) from BG layer", label, id);
1766                     this->controller->layers[999]->remove_surface(id);
1767
1768                     // Add to FG layer (1001)
1769                     HMI_DEBUG("wm", "Add %s(%d) to FG layer", label, id);
1770                     this->controller->layers[1001]->add_surface(id);
1771
1772                     for (int j : this->surface_bg)
1773                     {
1774                         HMI_DEBUG("wm", "Stored id:%d", j);
1775                     }
1776                     break;
1777                 }
1778             }
1779         }
1780         // <<< FOR CES DEMO
1781         this->layout_commit();
1782
1783         this->emit_visible(label);
1784         this->emit_activated(label);
1785     }
1786 }
1787
1788 void App::deactivate(int id)
1789 {
1790     auto ip = this->controller->sprops.find(id);
1791     if (ip != this->controller->sprops.end())
1792     {
1793         char const *label =
1794             this->lookup_name(id).value_or("unknown-name").c_str();
1795
1796         // FOR CES DEMO >>>
1797         if ((0 == strcmp(label, "Radio")) || (0 == strcmp(label, "MediaPlayer")) || (0 == strcmp(label, "Music")) || (0 == strcmp(label, "Navigation")))
1798         {
1799
1800             // Store id
1801             this->surface_bg.push_back(id);
1802
1803             // Remove from FG layer (1001)
1804             HMI_DEBUG("wm", "Remove %s(%d) from FG layer", label, id);
1805             this->controller->layers[1001]->remove_surface(id);
1806
1807             // Add to BG layer (999)
1808             HMI_DEBUG("wm", "Add %s(%d) to BG layer", label, id);
1809             this->controller->layers[999]->add_surface(id);
1810
1811             for (int j : surface_bg)
1812             {
1813                 HMI_DEBUG("wm", "Stored id:%d", j);
1814             }
1815         }
1816         else
1817         {
1818             this->controller->surfaces[id]->set_visibility(0);
1819         }
1820         // <<< FOR CES DEMO
1821
1822         this->emit_deactivated(label);
1823         this->emit_invisible(label);
1824     }
1825 }
1826
1827 void App::deactivate_main_surface()
1828 {
1829     this->layers.main_surface = -1;
1830     std::string appid = "HomeScreen";
1831     this->api_deactivate_surface(appid.c_str(), this->layers.main_surface_name.c_str(), [](const char *) {});
1832 }
1833
1834 bool App::can_split(struct LayoutState const &state, int new_id)
1835 {
1836     if (state.main != -1 && state.main != new_id)
1837     {
1838         auto new_id_layer = this->layers.get_layer_id(new_id).value();
1839         auto current_id_layer = this->layers.get_layer_id(state.main).value();
1840
1841         // surfaces are on separate layers, don't bother.
1842         if (new_id_layer != current_id_layer)
1843         {
1844             return false;
1845         }
1846
1847         std::string const &new_id_str = this->lookup_name(new_id).value();
1848         std::string const &cur_id_str = this->lookup_name(state.main).value();
1849
1850         auto const &layer = this->layers.get_layer(new_id_layer);
1851
1852         HMI_DEBUG("wm", "layer info name: %s", layer->name.c_str());
1853
1854         if (layer->layouts.empty())
1855         {
1856             return false;
1857         }
1858
1859         for (auto i = layer->layouts.cbegin(); i != layer->layouts.cend(); i++)
1860         {
1861             HMI_DEBUG("wm", "%d main_match '%s'", new_id_layer, i->main_match.c_str());
1862             auto rem = std::regex(i->main_match);
1863             if (std::regex_match(cur_id_str, rem))
1864             {
1865                 // build the second one only if the first already matched
1866                 HMI_DEBUG("wm", "%d sub_match '%s'", new_id_layer, i->sub_match.c_str());
1867                 auto res = std::regex(i->sub_match);
1868                 if (std::regex_match(new_id_str, res))
1869                 {
1870                     HMI_DEBUG("wm", "layout matched!");
1871                     return true;
1872                 }
1873             }
1874         }
1875     }
1876
1877     return false;
1878 }
1879
1880 void App::try_layout(struct LayoutState & /*state*/,
1881                      struct LayoutState const &new_layout,
1882                      std::function<void(LayoutState const &nl)> apply)
1883 {
1884     if (this->policy.layout_is_valid(new_layout))
1885     {
1886         apply(new_layout);
1887     }
1888 }
1889
1890 /**
1891  * controller_hooks
1892  */
1893 void controller_hooks::surface_created(uint32_t surface_id)
1894 {
1895     this->app->surface_created(surface_id);
1896 }
1897
1898 void controller_hooks::surface_removed(uint32_t surface_id)
1899 {
1900     this->app->surface_removed(surface_id);
1901 }
1902
1903 void controller_hooks::surface_visibility(uint32_t /*surface_id*/,
1904                                           uint32_t /*v*/) {}
1905
1906 void controller_hooks::surface_destination_rectangle(uint32_t /*surface_id*/,
1907                                                      uint32_t /*x*/,
1908                                                      uint32_t /*y*/,
1909                                                      uint32_t /*w*/,
1910                                                      uint32_t /*h*/) {}
1911
1912 } // namespace wm