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 = false;
 581     bool split = false;
 582     WMError ret = WMError::LAYOUT_CHANGE_FAIL;
 583     auto trigger = g_app_list.getRequest(req_num, &found);
 584     if (!found)
 585     {
 586         ret = WMError::NO_ENTRY;
 587         return ret;
 588     }
 589     std::string req_area = trigger.area;
 590
 591     // >>>> Compatible with current window manager until policy manager coming
 592     if (trigger.task == Task::TASK_ALLOCATE)
 593     {
 594         HMI_SEQ_DEBUG(req_num, "Check split or not");
 595         const char *msg = this->check_surface_exist(trigger.role.c_str());
 596
 597         if (msg)
 598         {
 599             HMI_SEQ_ERROR(req_num, msg);
 600             ret = WMError::LAYOUT_CHANGE_FAIL;
 601             return ret;
 602         }
 603
 604         auto const &surface_id = this->lookup_id(trigger.role.c_str());
 605         auto o_state = *this->layers.get_layout_state(*surface_id);
 606         struct LayoutState &state = *o_state;
 607
 608         unsigned curernt_sid = state.main;
 609         split = this->can_split(state, *surface_id);
 610
 611         if (split)
 612         {
 613             HMI_SEQ_DEBUG(req_num, "Split happens");
 614             // Get current visible role
 615             std::string add_role = this->lookup_name(state.main).value();
 616             // Set next area
 617             std::string add_area = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaMain);
 618             // Change request area
 619             req_area = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaSub);
 620             // set another action
 621             std::string add_name = g_app_list.getAppID(curernt_sid, add_role, &found);
 622             if (!found)
 623             {
 624                 HMI_SEQ_ERROR(req_num, "Couldn't widhdraw with surfaceID : %s", curernt_sid);
 625                 ret = WMError::NOT_REGISTERED;
 626                 return ret;
 627             }
 628             HMI_SEQ_INFO(req_num, "Additional split app %s, role: %s, area: %s",
 629                          add_name.c_str(), add_role.c_str(), add_area.c_str());
 630             // Set split action
 631             bool visible = true;
 632             bool end_draw_finished = false;
 633             WMAction split_action{
 634                 add_name,
 635                 add_role,
 636                 add_area,
 637                 visible,
 638                 end_draw_finished};
 639             WMError ret = g_app_list.setAction(req_num, split_action);
 640             if (ret != WMError::SUCCESS)
 641             {
 642                 HMI_SEQ_ERROR(req_num, "Failed to set action");
 643                 return ret;
 644             }
 645             g_app_list.reqDump();
 646         }
 647     }
 648     else
 649     {
 650         HMI_SEQ_DEBUG(req_num, "split doesn't happen");
 651     }
 652
 653     // Set invisible task(Remove if policy manager finish)
 654     ret = this->setInvisibleTask(trigger.role, split);
 655     if(ret != WMError::SUCCESS)
 656     {
 657         HMI_SEQ_ERROR(req_num, "Failed to set invisible task: %s", errorDescription(ret));
 658         return ret;
 659     }
 660
 661     /*  get new status from Policy Manager */
 662     HMI_SEQ_NOTICE(req_num, "ATM, Policy manager does't exist, then set WMAction as is");
 663
 664     ret = g_app_list.setAction(req_num, trigger.appid, trigger.role, req_area, trigger.task);
 665     g_app_list.reqDump();
 666
 667     return ret;
 668 }
 669
 670 WMError App::startTransition(unsigned req_num)
 671 {
 672     bool sync_draw_happen = false;
 673     bool found = false;
 674     WMError ret = WMError::SUCCESS;
 675     auto actions = g_app_list.getActions(req_num, &found);
 676     if (!found)
 677     {
 678         ret = WMError::NO_ENTRY;
 679         HMI_SEQ_ERROR(req_num, "Window Manager bug :%s : Action is not set", errorDescription(ret));
 680         return ret;
 681     }
 682
 683     for (const auto &y : actions)
 684     {
 685         if (y.visible)
 686         {
 687             sync_draw_happen = true;
 688             this->emit_syncdraw(y.role, y.area);
 689             /* TODO: emit event for app not subscriber
 690             if(g_app_list.contains(y.appid))
 691                 g_app_list.lookUpClient(y.appid)->emit_syncdraw(y.role, y.area); */
 692         }
 693     }
 694
 695     if (sync_draw_happen)
 696     {
 697         this->setTimer();
 698     }
 699     else
 700     {
 701         // deactivate only, no syncDraw
 702         // Make it deactivate here
 703         for (const auto &z : actions)
 704         {
 705             if (g_app_list.contains(z.appid))
 706             {
 707                 auto client = g_app_list.lookUpClient(z.appid);
 708                 this->deactivate(client->surfaceID(z.role));
 709             }
 710         }
 711         ret = NO_LAYOUT_CHANGE;
 712     }
 713     return ret;
 714 }
 715
 716 WMError App::setInvisibleTask(const std::string &role, bool split)
 717 {
 718     unsigned req = g_app_list.currentRequestNumber();
 719     HMI_SEQ_DEBUG(req, "set current visible app to invisible task");
 720     // This task is copied from original actiavete surface
 721     const char *drawing_name = role.c_str();
 722     auto const &surface_id = this->lookup_id(drawing_name);
 723     auto layer_id = this->layers.get_layer_id(*surface_id);
 724     auto o_state = *this->layers.get_layout_state(*surface_id);
 725     struct LayoutState &state = *o_state;
 726     std::string add_name, add_role;
 727     std::string add_area = "";
 728     int surface;
 729     bool visible = false;
 730     bool end_draw_finished = true;
 731     bool found = false;
 732
 733     for (auto const &l : this->layers.mapping)
 734     {
 735         if (l.second.layer_id <= *layer_id)
 736         {
 737             continue;
 738         }
 739         if (l.second.state.main != -1)
 740         {
 741             //this->deactivate(l.second.state.main);
 742             surface = l.second.state.main;
 743             add_role = *this->id_alloc.lookup(surface);
 744             add_name = g_app_list.getAppID(surface, add_role, &found);
 745             if(!found){
 746                 return WMError::NOT_REGISTERED;
 747             }
 748             HMI_SEQ_INFO(req, "Invisible %s", add_name.c_str());
 749             WMAction act{add_name, add_role, add_area, visible, end_draw_finished};
 750             g_app_list.setAction(req, act);
 751             l.second.state.main = -1;
 752         }
 753
 754         if (l.second.state.sub != -1)
 755         {
 756             //this->deactivate(l.second.state.sub);
 757             surface = l.second.state.sub;
 758             add_role = *this->id_alloc.lookup(surface);
 759             add_name = g_app_list.getAppID(surface, add_role, &found);
 760             if (!found)
 761             {
 762                 return WMError::NOT_REGISTERED;
 763             }
 764             HMI_SEQ_INFO(req, "Invisible %s", add_name.c_str());
 765             WMAction act{add_name, add_role, add_area, visible, end_draw_finished};
 766             g_app_list.setAction(req, act);
 767             l.second.state.sub = -1;
 768         }
 769     }
 770
 771     // change current state here, but this is hack
 772     auto layer = this->layers.get_layer(*layer_id);
 773
 774     if (state.main == -1)
 775     {
 776         HMI_DEBUG("wm", "Layout: %s", kNameLayoutNormal);
 777         state = LayoutState{*surface_id};
 778         /* this->try_layout(
 779             state, LayoutState{*surface_id}, [&](LayoutState const &nl) {
 780                 HMI_DEBUG("wm", "Layout: %s", kNameLayoutNormal);
 781                 //this->surface_set_layout(*surface_id);
 782                 state = nl;
 783
 784                 //compositor::rect area_rect = this->area_info[*surface_id];
 785             }); */
 786     }
 787     else
 788     {
 789         if (0 != strcmp(drawing_name, "HomeScreen"))
 790         {
 791             if (split)
 792             {
 793                 std::string main =
 794                     std::move(*this->id_alloc.lookup(state.main));
 795                 if (state.sub != *surface_id)
 796                 {
 797                     if (state.sub != -1)
 798                     {
 799                         //this->deactivate(state.sub);
 800                         WMAction deact_sub;
 801                         deact_sub.role = main;
 802                         deact_sub.area = add_area;
 803                         deact_sub.appid = g_app_list.getAppID(state.sub, main, &found);
 804                         if (!found)
 805                         {
 806                             HMI_SEQ_DEBUG(req, "sub surface ddoesn't exist");
 807                             return WMError::NOT_REGISTERED;
 808                         }
 809                         deact_sub.visible = visible;
 810                         deact_sub.end_draw_finished = end_draw_finished;
 811                         HMI_SEQ_DEBUG(req, "sub surface ddoesn't exist");
 812                         g_app_list.setAction(req, deact_sub);
 813                     }
 814                 }
 815                 state = LayoutState{state.main, *surface_id};
 816             }
 817             else
 818             {
 819                 HMI_DEBUG("wm", "Layout: %s", kNameLayoutNormal);
 820
 821                 //this->surface_set_layout(*surface_id);
 822                 if (state.main != *surface_id)
 823                 {
 824                     // this->deactivate(state.main);
 825                     WMAction deact_main;
 826                     deact_main.role = std::move(*this->id_alloc.lookup(state.main));
 827                     ;
 828                     deact_main.area = add_area;
 829                     deact_main.appid = g_app_list.getAppID(state.main, deact_main.role, &found);
 830                     if (!found)
 831                     {
 832                         HMI_SEQ_DEBUG(req, "sub surface ddoesn't exist");
 833                         return WMError::NOT_REGISTERED;
 834                     }
 835                     deact_main.visible = visible;
 836                     deact_main.end_draw_finished = end_draw_finished;
 837                     HMI_SEQ_DEBUG(req, "sub surface doesn't exist");
 838                     g_app_list.setAction(req, deact_main);
 839                 }
 840                 if (state.sub != -1)
 841                 {
 842                     if (state.sub != *surface_id)
 843                     {
 844                         //this->deactivate(state.sub);
 845                         WMAction deact_sub;
 846                         deact_sub.role = std::move(*this->id_alloc.lookup(state.sub));
 847                         ;
 848                         deact_sub.area = add_area;
 849                         deact_sub.appid = g_app_list.getAppID(state.sub, deact_sub.role, &found);
 850                         if (!found)
 851                         {
 852                             HMI_SEQ_DEBUG(req, "sub surface ddoesn't exist");
 853                             return WMError::NOT_REGISTERED;
 854                         }
 855                         deact_sub.visible = visible;
 856                         deact_sub.end_draw_finished = end_draw_finished;
 857                         HMI_SEQ_DEBUG(req, "sub surface ddoesn't exist");
 858                         g_app_list.setAction(req, deact_sub);
 859                     }
 860                 }
 861                 state = LayoutState{*surface_id};
 862             }
 863         }
 864     }
 865
 866     return WMError::SUCCESS;
 867 }
 868
 869 /* void App::lm_layout_change(const char *drawing_name)
 870 {
 871     auto const &surface_id = this->lookup_id(drawing_name);
 872     auto layer_id = this->layers.get_layer_id(*surface_id);
 873     auto o_state = *this->layers.get_layout_state(*surface_id);
 874     struct LayoutState &state = *o_state;
 875
 876     // disable layers that are above our current layer
 877     for (auto const &l : this->layers.mapping)
 878     {
 879         if (l.second.layer_id <= *layer_id)
 880         {
 881             continue;
 882         }
 883
 884         bool flush = false;
 885         if (l.second.state.main != -1)
 886         {
 887             this->deactivate(l.second.state.main);
 888             l.second.state.main = -1;
 889             flush = true;
 890         }
 891
 892         if (l.second.state.sub != -1)
 893         {
 894             this->deactivate(l.second.state.sub);
 895             l.second.state.sub = -1;
 896             flush = true;
 897         }
 898
 899         if (flush)
 900         {
 901             this->layout_commit();
 902         }
 903     }
 904
 905     auto layer = this->layers.get_layer(*layer_id);
 906
 907     if (state.main == -1)
 908     {
 909         this->try_layout(
 910             state, LayoutState{*surface_id}, [&](LayoutState const &nl) {
 911                 HMI_DEBUG("wm", "Layout: %s", kNameLayoutNormal);
 912                 this->surface_set_layout(*surface_id);
 913                 state = nl;
 914
 915                 // Commit for configuraton
 916                 this->layout_commit();
 917
 918                 std::string str_area = std::string(kNameLayoutNormal) + "." + std::string(kNameAreaFull);
 919                 compositor::rect area_rect = this->area_info[*surface_id];
 920                 this->emit_syncdraw(drawing_name, str_area.c_str(),
 921                                     area_rect.x, area_rect.y, area_rect.w, area_rect.h);
 922                 this->enqueue_flushdraw(state.main);
 923             });
 924     }
 925     else
 926     {
 927         if (0 == strcmp(drawing_name, "HomeScreen"))
 928         {
 929             this->try_layout(
 930                 state, LayoutState{*surface_id}, [&](LayoutState const &nl) {
 931                     HMI_DEBUG("wm", "Layout: %s", kNameLayoutNormal);
 932                     std::string str_area = std::string(kNameLayoutNormal) + "." + std::string(kNameAreaFull);
 933                     compositor::rect area_rect = this->area_info[*surface_id];
 934                     this->emit_syncdraw(drawing_name, str_area.c_str(),
 935                                         area_rect.x, area_rect.y, area_rect.w, area_rect.h);
 936                     this->enqueue_flushdraw(state.main);
 937                 });
 938         }
 939         else
 940         {
 941             bool can_split = this->can_split(state, *surface_id);
 942
 943             if (can_split)
 944             {
 945                 this->try_layout(
 946                     state,
 947                     LayoutState{state.main, *surface_id},
 948                     [&](LayoutState const &nl) {
 949                         HMI_DEBUG("wm", "Layout: %s", kNameLayoutSplit);
 950                         std::string main =
 951                             std::move(*this->lookup_name(state.main));
 952
 953                         this->surface_set_layout(state.main, surface_id);
 954                         if (state.sub != *surface_id)
 955                         {
 956                             if (state.sub != -1)
 957                             {
 958                                 this->deactivate(state.sub);
 959                             }
 960                         }
 961                         state = nl;
 962
 963                         // Commit for configuration and visibility(0)
 964                         this->layout_commit();
 965
 966                         std::string str_area_main = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaMain);
 967                         std::string str_area_sub = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaSub);
 968                         compositor::rect area_rect_main = this->area_info[state.main];
 969                         compositor::rect area_rect_sub = this->area_info[*surface_id];
 970                         // >>> HACK
 971                         HMI_WARNING("wm", "HACK!!! mediaplayer and hvac is only supported for split");
 972                         std::string request_role = drawing_name;
 973                         //std::string request_app = transform(request_role.begin(), request_role.end(), request_role.begin(), tolower); //hvac or mediaplayer
 974                         std::string hack_appid = "navigation";
 975                         std::string hack_role = main;
 976                         std::string hack_area = str_area_main;
 977                         g_app_list.setAction(g_app_list.currentRequestNumber(), hack_appid, hack_role, hack_area, true);
 978                         //g_app_list.setEndDrawFinished(g_app_list.currentRequestNumber(), request_role, request_role);
 979                         //g_app_list.setEndDrawFinished(g_app_list.currentRequestNumber(), hack_appid, hack_role); // This process is illegal
 980                         // >>> HACK
 981                         this->emit_syncdraw(main.c_str(), str_area_main.c_str(),
 982                                             area_rect_main.x, area_rect_main.y,
 983                                             area_rect_main.w, area_rect_main.h);
 984                         this->emit_syncdraw(request_role.c_str(), str_area_sub.c_str(),
 985                                             area_rect_sub.x, area_rect_sub.y,
 986                                             area_rect_sub.w, area_rect_sub.h);
 987                         this->enqueue_flushdraw(state.main);
 988                         this->enqueue_flushdraw(state.sub);
 989                     });
 990             }
 991             else
 992             {
 993                 this->try_layout(
 994                     state, LayoutState{*surface_id}, [&](LayoutState const &nl) {
 995                         HMI_DEBUG("wm", "Layout: %s", kNameLayoutNormal);
 996
 997                         this->surface_set_layout(*surface_id);
 998                         if (state.main != *surface_id)
 999                         {
1000                             this->deactivate(state.main);
1001                         }
1002                         if (state.sub != -1)
1003                         {
1004                             if (state.sub != *surface_id)
1005                             {
1006                                 this->deactivate(state.sub);
1007                             }
1008                         }
1009                         state = nl;
1010
1011                         // Commit for configuraton and visibility(0)
1012                         this->layout_commit();
1013
1014                         std::string str_area = std::string(kNameLayoutNormal) + "." + std::string(kNameAreaFull);
1015                         compositor::rect area_rect = this->area_info[*surface_id];
1016                         this->emit_syncdraw(drawing_name, str_area.c_str(),
1017                                             area_rect.x, area_rect.y, area_rect.w, area_rect.h);
1018                         this->enqueue_flushdraw(state.main);
1019                     });
1020             }
1021         }
1022     }
1023 } */
1024
1025 const char *App::check_surface_exist(const char *drawing_name)
1026 {
1027     auto const &surface_id = this->lookup_id(drawing_name);
1028     if (!surface_id)
1029     {
1030         //reply("Surface does not exist");
1031         return "Surface does not exist";
1032     }
1033
1034     if (!this->controller->surface_exists(*surface_id))
1035     {
1036         //reply("Surface does not exist in controller!");
1037         return "Surface does not exist in controller!";
1038     }
1039
1040     auto layer_id = this->layers.get_layer_id(*surface_id);
1041
1042     if (!layer_id)
1043     {
1044         //reply("Surface is not on any layer!");
1045         return "Surface is not on any layer!";
1046     }
1047
1048     auto o_state = *this->layers.get_layout_state(*surface_id);
1049
1050     if (o_state == nullptr)
1051     {
1052         //reply("Could not find layer for surface");
1053         return "Could not find layer for surface";
1054     }
1055
1056     HMI_DEBUG("wm", "surface %d is detected", *surface_id);
1057     return nullptr;
1058     //reply(nullptr);
1059 }
1060
1061 WMError App::setRequest(const std::string& appid, const std::string &role, const std::string &area,
1062                             Task task, unsigned* req_num)
1063 {
1064     if (!g_app_list.contains(appid))
1065     {
1066         return WMError::NOT_REGISTERED;
1067     }
1068
1069     auto client = g_app_list.lookUpClient(appid);
1070
1071     /*
1072    * Queueing Phase
1073    */
1074     unsigned current = g_app_list.currentRequestNumber();
1075     unsigned requested_num = g_app_list.getRequestNumber(appid);
1076     if (requested_num != 0)
1077     {
1078         HMI_SEQ_INFO(requested_num, "%s %s %s request is already queued", appid.c_str(), role.c_str(), area.c_str());
1079         return REQ_REJECTED;
1080     }
1081
1082     WMRequest req = WMRequest(appid, role, area, task);
1083     unsigned new_req = g_app_list.addAllocateRequest(req);
1084     *req_num = new_req;
1085     g_app_list.reqDump();
1086
1087     HMI_SEQ_DEBUG(current, "%s start sequence with %s, %s", appid.c_str(), role.c_str(), area.c_str());
1088
1089     return WMError::SUCCESS;
1090 }
1091
1092 void App::api_activate_surface(char const *appid, char const *drawing_name, char const *drawing_area, const reply_func &reply)
1093 {
1094     ST();
1095
1096     std::string id = appid;
1097     std::string role = drawing_name;
1098     std::string area = drawing_area;
1099     Task task = Task::TASK_ALLOCATE;
1100     unsigned req_num = 0;
1101     WMError ret = WMError::UNKNOWN;
1102
1103     ret = this->setRequest(id, role, area, task, &req_num);
1104
1105     if(ret != WMError::SUCCESS)
1106     {
1107         HMI_ERROR("wm", errorDescription(ret));
1108         reply("Failed to set request");
1109         return;
1110     }
1111
1112     reply(nullptr);
1113     if (req_num != g_app_list.currentRequestNumber())
1114     {
1115         // Add request, then invoked after the previous task is finished
1116         HMI_SEQ_DEBUG(req_num, "request is accepted");
1117         return;
1118     }
1119
1120     /*
1121     * Do allocate tasks
1122     */
1123     ret = this->doTransition(req_num);
1124
1125     if (ret != WMError::SUCCESS)
1126     {
1127         //this->emit_error()
1128         HMI_SEQ_ERROR(req_num, errorDescription(ret));
1129         g_app_list.removeRequest(req_num);
1130         g_app_list.next();
1131         g_app_list.reqDump();
1132     }
1133 }
1134
1135 void App::api_deactivate_surface(char const *appid, char const *drawing_name, const reply_func &reply)
1136 {
1137     ST();
1138
1139     /*
1140    * Check Phase
1141    */
1142     std::string id = appid;
1143     std::string role = drawing_name;
1144     std::string area = ""; //drawing_area;
1145
1146     if (!g_app_list.contains(id))
1147     {
1148         reply("app doesn't request 'requestSurface' yet");
1149         return;
1150     }
1151     auto client = g_app_list.lookUpClient(id);
1152
1153     /*
1154    * Queueing Phase
1155    */
1156     unsigned current = g_app_list.currentRequestNumber();
1157     unsigned requested_num = g_app_list.getRequestNumber(id);
1158     if (requested_num != 0)
1159     {
1160         HMI_SEQ_INFO(requested_num, "%s %s %s request is already queued", id.c_str(), role.c_str(), area.c_str());
1161         reply("already requested");
1162         return;
1163     }
1164
1165     WMRequest req = WMRequest(id, role, area, Task::TASK_RELEASE);
1166     unsigned new_req = g_app_list.addAllocateRequest(req);
1167     g_app_list.reqDump();
1168
1169     HMI_SEQ_DEBUG(current, "%s start sequence with %s, %s", id.c_str(), role.c_str(), area.c_str());
1170
1171     reply(nullptr);
1172     if (new_req != current)
1173     {
1174         // Add request, then invoked after the previous task is finished
1175         HMI_SEQ_DEBUG(new_req, "request is accepted");
1176         return;
1177     }
1178
1179     /*
1180     * Do allocate tasks
1181     */
1182     WMError ret = this->doTransition(new_req);
1183
1184     if (ret != WMError::SUCCESS)
1185     {
1186         HMI_SEQ_ERROR(new_req, errorDescription(ret));
1187         g_app_list.removeRequest(new_req);
1188         g_app_list.next();
1189         //this->emit_error()
1190     }
1191 }
1192
1193 void App::enqueue_flushdraw(int surface_id)
1194 {
1195     this->check_flushdraw(surface_id);
1196     HMI_DEBUG("wm", "Enqueuing EndDraw for surface_id %d", surface_id);
1197     this->pending_end_draw.push_back(surface_id);
1198 }
1199
1200 void App::check_flushdraw(int surface_id)
1201 {
1202     auto i = std::find(std::begin(this->pending_end_draw),
1203                        std::end(this->pending_end_draw), surface_id);
1204     if (i != std::end(this->pending_end_draw))
1205     {
1206         auto n = this->lookup_name(surface_id);
1207         HMI_ERROR("wm", "Application %s (%d) has pending EndDraw call(s)!",
1208                   n ? n->c_str() : "unknown-name", surface_id);
1209         std::swap(this->pending_end_draw[std::distance(
1210                       std::begin(this->pending_end_draw), i)],
1211                   this->pending_end_draw.back());
1212         this->pending_end_draw.resize(this->pending_end_draw.size() - 1);
1213     }
1214 }
1215
1216 /* void App::lm_enddraw(const char *drawing_name)
1217 {
1218     HMI_DEBUG("wm", "end draw %s", drawing_name);
1219     for (unsigned i = 0, iend = this->pending_end_draw.size(); i < iend; i++)
1220     {
1221         auto n = this->lookup_name(this->pending_end_draw[i]);
1222         if (n && *n == drawing_name)
1223         {
1224             std::swap(this->pending_end_draw[i], this->pending_end_draw[iend - 1]);
1225             this->pending_end_draw.resize(iend - 1);
1226             this->activate(this->pending_end_draw[i]);
1227             this->emit_flushdraw(drawing_name);
1228         }
1229     }
1230 } */
1231
1232 WMError App::doEndDraw(unsigned req_num)
1233 {
1234     // get actions
1235     bool found;
1236     auto actions = g_app_list.getActions(req_num, &found);
1237     WMError ret = WMError::SUCCESS;
1238     if (!found)
1239     {
1240         ret = WMError::NO_ENTRY;
1241         return ret;
1242     }
1243
1244     HMI_SEQ_INFO(req_num, "do endDraw");
1245     // layout change and make it visible
1246
1247     // Temporary action
1248     /* auto itr = actions.cend();
1249     this->currentAppInvisible(itr->role); */
1250
1251     for (const auto &act : actions)
1252     {
1253         // layout change
1254         if(!g_app_list.contains(act.appid)){
1255             ret = WMError::NOT_REGISTERED;
1256         }
1257         ret = this->layoutChange(act);
1258         if(ret != WMError::SUCCESS)
1259         {
1260             HMI_SEQ_WARNING(req_num, "Failed to manipulate surfaces while state change : %s", errorDescription(ret));
1261             return ret;
1262         }
1263         ret = this->visibilityChange(act);
1264         if (ret != WMError::SUCCESS)
1265         {
1266             HMI_SEQ_WARNING(req_num, "Failed to manipulate surfaces while state change : %s", errorDescription(ret));
1267             return ret;
1268         }
1269         HMI_SEQ_DEBUG(req_num, "visible %s", act.role.c_str());
1270         //this->lm_enddraw(act.role.c_str());
1271     }
1272
1273     HMI_SEQ_INFO(req_num, "emit flushDraw");
1274
1275     for(const auto &act_flush : actions)
1276     {
1277         if(act_flush.visible)
1278         {
1279             this->emit_flushdraw(act_flush.role.c_str());
1280         }
1281     }
1282
1283     return ret;
1284 }
1285
1286 WMError App::setSurfaceSize(unsigned surface, const std::string &area)
1287 {
1288     // Actually this function is under Layout Manager
1289     /* compositor::rect size = this->lm.getAreaSize(area); // compositor::rect size = this->lm_.getAreaSize(area);
1290
1291     if (!this->controller->surface_exists(surface))
1292     {
1293         // Block until all pending request are processed by wayland display server
1294         // because waiting for the surface of new app is created
1295         this->display->roundtrip();
1296     }
1297     auto &s = this->controller->surfaces[surface];
1298     s->set_destination_rectangle(size.x, size.y, size.w, size.h);
1299     this->layout_commit();
1300
1301     // Update area information
1302     this->area_info[surface].x = size.x;
1303     this->area_info[surface].y = size.y;
1304     this->area_info[surface].w = size.w;
1305     this->area_info[surface].h = size.h;
1306     HMI_DEBUG("wm", "Surface %d rect { %d, %d, %d, %d }",
1307               surface, size.x, size.y, size.w, size.h); */
1308     this->surface_set_layout(surface);
1309
1310     return WMError::SUCCESS;
1311 }
1312
1313 WMError App::layoutChange(const WMAction &action)
1314 {
1315     if (action.visible == false)
1316     {
1317         return WMError::SUCCESS;
1318     }
1319     auto client = g_app_list.lookUpClient(action.appid);
1320     unsigned surface = client->surfaceID(action.role);
1321     if (surface == 0)
1322     {
1323         HMI_SEQ_ERROR(g_app_list.currentRequestNumber(),
1324                       "client doesn't have surface with role(%s)", action.role.c_str());
1325         return WMError::NOT_REGISTERED;
1326     }
1327     // Layout Manager
1328     WMError ret = this->setSurfaceSize(surface, action.area);
1329     return ret;
1330 }
1331
1332 /* void App::currentAppInvisible(const std::string &role)
1333 {
1334     const char *drawing_name = role.c_str();
1335     auto const &surface_id = this->lookup_id(drawing_name);
1336     auto layer_id = this->layers.get_layer_id(*surface_id);
1337     auto o_state = *this->layers.get_layout_state(*surface_id);
1338     struct LayoutState &state = *o_state;
1339
1340     // disable layers that are above our current layer
1341     for (auto const &l : this->layers.mapping)
1342     {
1343         if (l.second.layer_id <= *layer_id)
1344         {
1345             continue;
1346         }
1347
1348         bool flush = false;
1349         if (l.second.state.main != -1)
1350         {
1351             this->deactivate(l.second.state.main);
1352             l.second.state.main = -1;
1353             flush = true;
1354         }
1355
1356         if (l.second.state.sub != -1)
1357         {
1358             this->deactivate(l.second.state.sub);
1359             l.second.state.sub = -1;
1360             flush = true;
1361         }
1362
1363         if (flush)
1364         {
1365             this->layout_commit();
1366         }
1367     }
1368 } */
1369
1370 WMError App::visibilityChange(const WMAction &action)
1371 {
1372     auto client = g_app_list.lookUpClient(action.appid);
1373     unsigned surface = client->surfaceID(action.role);
1374     if(surface == 0)
1375     {
1376         HMI_SEQ_ERROR(g_app_list.currentRequestNumber(),
1377                       "client doesn't have surface with role(%s)", action.role.c_str());
1378         return WMError::NOT_REGISTERED;
1379     }
1380
1381     if (action.visible)
1382     {
1383         this->activate(surface); // Layout Manager task
1384     }
1385     else
1386     {
1387         this->deactivate(surface); // Layout Manager task
1388     }
1389     return WMError::SUCCESS;
1390 }
1391
1392 void App::api_enddraw(char const *appid, char const *drawing_name)
1393 {
1394     std::string id = appid;
1395     std::string role = drawing_name;
1396     unsigned current_req = g_app_list.currentRequestNumber();
1397     bool result = g_app_list.setEndDrawFinished(current_req, id, role);
1398
1399     if (!result)
1400     {
1401         HMI_ERROR("wm", "%s is not in transition state", id.c_str());
1402         return;
1403     }
1404
1405     if (g_app_list.endDrawFullfilled(current_req))
1406     {
1407         // do task for endDraw
1408         this->stopTimer();
1409         WMError ret = this->doEndDraw(current_req);
1410
1411         if(ret != WMError::SUCCESS)
1412         {
1413             //this->emit_error();
1414         }
1415         HMI_SEQ_INFO(current_req, "Finish request status: %s", errorDescription(ret));
1416
1417         g_app_list.removeRequest(current_req);
1418
1419         this->processNextRequest();
1420     }
1421     else
1422     {
1423         HMI_SEQ_INFO(current_req, "Wait other App call endDraw");
1424         return;
1425     }
1426 }
1427
1428 void App::processNextRequest()
1429 {
1430     g_app_list.next();
1431     g_app_list.reqDump();
1432     unsigned req_num = g_app_list.currentRequestNumber();
1433     if (g_app_list.haveRequest())
1434     {
1435         HMI_SEQ_DEBUG(req_num, "Process next request");
1436         WMError rc = doTransition(req_num);
1437         if (rc != WMError::SUCCESS)
1438         {
1439             HMI_SEQ_ERROR(req_num, errorDescription(rc));
1440         }
1441     }
1442     else
1443     {
1444         HMI_SEQ_DEBUG(req_num, "Nothing Request. Waiting Request");
1445     }
1446 }
1447
1448 void App::api_ping() { this->dispatch_pending_events(); }
1449
1450 void App::send_event(char const *evname, char const *label)
1451 {
1452     HMI_DEBUG("wm", "%s: %s(%s)", __func__, evname, label);
1453
1454     json_object *j = json_object_new_object();
1455     json_object_object_add(j, kKeyDrawingName, json_object_new_string(label));
1456
1457     int ret = afb_event_push(this->map_afb_event[evname], j);
1458     if (ret != 0)
1459     {
1460         HMI_DEBUG("wm", "afb_event_push failed: %m");
1461     }
1462 }
1463
1464 void App::send_event(char const *evname, char const *label, char const *area,
1465                      int x, int y, int w, int h)
1466 {
1467     HMI_DEBUG("wm", "%s: %s(%s, %s) x:%d y:%d w:%d h:%d",
1468               __func__, evname, label, area, x, y, w, h);
1469
1470     json_object *j_rect = json_object_new_object();
1471     json_object_object_add(j_rect, kKeyX, json_object_new_int(x));
1472     json_object_object_add(j_rect, kKeyY, json_object_new_int(y));
1473     json_object_object_add(j_rect, kKeyWidth, json_object_new_int(w));
1474     json_object_object_add(j_rect, kKeyHeight, json_object_new_int(h));
1475
1476     json_object *j = json_object_new_object();
1477     json_object_object_add(j, kKeyDrawingName, json_object_new_string(label));
1478     json_object_object_add(j, kKeyDrawingArea, json_object_new_string(area));
1479     json_object_object_add(j, kKeyDrawingRect, j_rect);
1480
1481     int ret = afb_event_push(this->map_afb_event[evname], j);
1482     if (ret != 0)
1483     {
1484         HMI_DEBUG("wm", "afb_event_push failed: %m");
1485     }
1486 }
1487
1488 /**
1489  * proxied events
1490  */
1491 void App::surface_created(uint32_t surface_id)
1492 {
1493     auto layer_id = this->layers.get_layer_id(surface_id);
1494     if (!layer_id)
1495     {
1496         HMI_DEBUG("wm", "Newly created surfce %d is not associated with any layer!",
1497                   surface_id);
1498         return;
1499     }
1500
1501     HMI_DEBUG("wm", "surface_id is %u, layer_id is %u", surface_id, *layer_id);
1502
1503     this->controller->layers[*layer_id]->add_surface(surface_id);
1504     this->layout_commit();
1505     // activate the main_surface right away
1506     /*if (surface_id == static_cast<unsigned>(this->layers.main_surface)) {
1507       HMI_DEBUG("wm", "Activating main_surface (%d)", surface_id);
1508
1509       this->api_activate_surface(
1510          this->lookup_name(surface_id).value_or("unknown-name").c_str());
1511    }*/
1512
1513     // search pid from surfaceID
1514
1515     // pick up appid from pid from application manager
1516
1517     // check appid then add it to the client
1518 }
1519
1520 void App::surface_removed(uint32_t surface_id)
1521 {
1522     HMI_DEBUG("wm", "surface_id is %u", surface_id);
1523
1524     g_app_list.removeSurface(surface_id);
1525 }
1526
1527 void App::emit_activated(char const *label)
1528 {
1529     this->send_event(kListEventName[Event_Active], label);
1530 }
1531
1532 void App::emit_deactivated(char const *label)
1533 {
1534     this->send_event(kListEventName[Event_Inactive], label);
1535 }
1536
1537 void App::emit_syncdraw(char const *label, char const *area, int x, int y, int w, int h)
1538 {
1539     this->send_event(kListEventName[Event_SyncDraw], label, area, x, y, w, h);
1540 }
1541
1542 void App::emit_syncdraw(const std::string &role, const std::string &area)
1543 {
1544     int x = 0, y = 0, w = 0, h = 0;
1545     //this->lm_get_area_info(area, &x, &y, &w, &h);
1546     this->send_event(kListEventName[Event_SyncDraw],
1547         role.c_str(), area.c_str(), x, y, w, h);
1548 }
1549
1550 void App::emit_flushdraw(char const *label)
1551 {
1552     this->send_event(kListEventName[Event_FlushDraw], label);
1553 }
1554
1555 void App::emit_visible(char const *label, bool is_visible)
1556 {
1557     this->send_event(is_visible ? kListEventName[Event_Visible] : kListEventName[Event_Invisible], label);
1558 }
1559
1560 void App::emit_invisible(char const *label)
1561 {
1562     return emit_visible(label, false);
1563 }
1564
1565 void App::emit_visible(char const *label) { return emit_visible(label, true); }
1566
1567 result<int> App::api_request_surface(char const *appid, char const *drawing_name)
1568 {
1569     auto lid = this->layers.get_layer_id(std::string(drawing_name));
1570     if (!lid)
1571     {
1572         /**
1573        * register drawing_name as fallback and make it displayed.
1574        */
1575         lid = this->layers.get_layer_id(std::string("Fallback"));
1576         HMI_DEBUG("wm", "%s is not registered in layers.json, then fallback as normal app", drawing_name);
1577         if (!lid)
1578         {
1579             return Err<int>("Drawing name does not match any role, Fallback is disabled");
1580         }
1581     }
1582
1583     auto rname = this->lookup_id(drawing_name);
1584     if (!rname)
1585     {
1586         // name does not exist yet, allocate surface id...
1587         auto id = int(this->id_alloc.generate_id(drawing_name));
1588         this->layers.add_surface(id, *lid);
1589
1590         // set the main_surface[_name] here and now
1591         if (!this->layers.main_surface_name.empty() &&
1592             this->layers.main_surface_name == drawing_name)
1593         {
1594             this->layers.main_surface = id;
1595             HMI_DEBUG("wm", "Set main_surface id to %u", id);
1596         }
1597
1598         // add client into the db
1599         std::string appid_str(appid);
1600         std::string role(drawing_name);
1601         //g_app_list.addClient(appid_str, role);
1602         g_app_list.addClient(appid_str, *lid, id, role);
1603
1604         return Ok<int>(id);
1605     }
1606
1607     // Check currently registered drawing names if it is already there.
1608     return Err<int>("Surface already present");
1609 }
1610
1611 char const *App::api_request_surface(char const *appid, char const *drawing_name,
1612                                      char const *ivi_id)
1613 {
1614     ST();
1615
1616     auto lid = this->layers.get_layer_id(std::string(drawing_name));
1617     unsigned sid = std::stol(ivi_id);
1618
1619     if (!lid)
1620     {
1621         /**
1622        * register drawing_name as fallback and make it displayed.
1623        */
1624         lid = this->layers.get_layer_id(std::string("Fallback"));
1625         HMI_DEBUG("wm", "%s is not registered in layers.json, then fallback as normal app", drawing_name);
1626         if (!lid)
1627         {
1628             return "Drawing name does not match any role, Fallback is disabled";
1629         }
1630     }
1631
1632     auto rname = this->lookup_id(drawing_name);
1633
1634     if (rname)
1635     {
1636         return "Surface already present";
1637     }
1638
1639     // register pair drawing_name and ivi_id
1640     this->id_alloc.register_name_id(drawing_name, sid);
1641     this->layers.add_surface(sid, *lid);
1642
1643     // this surface is already created
1644     HMI_DEBUG("wm", "surface_id is %u, layer_id is %u", sid, *lid);
1645
1646     this->controller->layers[*lid]->add_surface(sid);
1647     this->layout_commit();
1648
1649     return nullptr;
1650 }
1651
1652 result<json_object *> App::api_get_display_info()
1653 {
1654     // Check controller
1655     if (!this->controller)
1656     {
1657         return Err<json_object *>("ivi_controller global not available");
1658     }
1659
1660     // Set display info
1661     compositor::size o_size = this->controller->output_size;
1662     compositor::size p_size = this->controller->physical_size;
1663
1664     json_object *object = json_object_new_object();
1665     json_object_object_add(object, kKeyWidthPixel, json_object_new_int(o_size.w));
1666     json_object_object_add(object, kKeyHeightPixel, json_object_new_int(o_size.h));
1667     json_object_object_add(object, kKeyWidthMm, json_object_new_int(p_size.w));
1668     json_object_object_add(object, kKeyHeightMm, json_object_new_int(p_size.h));
1669
1670     return Ok<json_object *>(object);
1671 }
1672
1673 result<json_object *> App::api_get_area_info(char const *drawing_name)
1674 {
1675     HMI_DEBUG("wm", "called");
1676
1677     // Check drawing name, surface/layer id
1678     auto const &surface_id = this->lookup_id(drawing_name);
1679     if (!surface_id)
1680     {
1681         return Err<json_object *>("Surface does not exist");
1682     }
1683
1684     if (!this->controller->surface_exists(*surface_id))
1685     {
1686         return Err<json_object *>("Surface does not exist in controller!");
1687     }
1688
1689     auto layer_id = this->layers.get_layer_id(*surface_id);
1690     if (!layer_id)
1691     {
1692         return Err<json_object *>("Surface is not on any layer!");
1693     }
1694
1695     auto o_state = *this->layers.get_layout_state(*surface_id);
1696     if (o_state == nullptr)
1697     {
1698         return Err<json_object *>("Could not find layer for surface");
1699     }
1700
1701     struct LayoutState &state = *o_state;
1702     if ((state.main != *surface_id) && (state.sub != *surface_id))
1703     {
1704         return Err<json_object *>("Surface is inactive");
1705     }
1706
1707     // Set area rectangle
1708     compositor::rect area_info = this->area_info[*surface_id];
1709     json_object *object = json_object_new_object();
1710     json_object_object_add(object, kKeyX, json_object_new_int(area_info.x));
1711     json_object_object_add(object, kKeyY, json_object_new_int(area_info.y));
1712     json_object_object_add(object, kKeyWidth, json_object_new_int(area_info.w));
1713     json_object_object_add(object, kKeyHeight, json_object_new_int(area_info.h));
1714
1715     return Ok<json_object *>(object);
1716 }
1717
1718 void App::activate(int id)
1719 {
1720     auto ip = this->controller->sprops.find(id);
1721     if (ip != this->controller->sprops.end())
1722     {
1723         this->controller->surfaces[id]->set_visibility(1);
1724         char const *label =
1725             this->lookup_name(id).value_or("unknown-name").c_str();
1726
1727         // FOR CES DEMO >>>
1728         if ((0 == strcmp(label, "Radio")) || (0 == strcmp(label, "MediaPlayer")) || (0 == strcmp(label, "Music")) || (0 == strcmp(label, "Navigation")))
1729         {
1730             for (auto i = surface_bg.begin(); i != surface_bg.end(); ++i)
1731             {
1732                 if (id == *i)
1733                 {
1734                     // Remove id
1735                     this->surface_bg.erase(i);
1736
1737                     // Remove from BG layer (999)
1738                     HMI_DEBUG("wm", "Remove %s(%d) from BG layer", label, id);
1739                     this->controller->layers[999]->remove_surface(id);
1740
1741                     // Add to FG layer (1001)
1742                     HMI_DEBUG("wm", "Add %s(%d) to FG layer", label, id);
1743                     this->controller->layers[1001]->add_surface(id);
1744
1745                     for (int j : this->surface_bg)
1746                     {
1747                         HMI_DEBUG("wm", "Stored id:%d", j);
1748                     }
1749                     break;
1750                 }
1751             }
1752         }
1753         // <<< FOR CES DEMO
1754         this->layout_commit();
1755
1756         this->emit_visible(label);
1757         this->emit_activated(label);
1758     }
1759 }
1760
1761 void App::deactivate(int id)
1762 {
1763     auto ip = this->controller->sprops.find(id);
1764     if (ip != this->controller->sprops.end())
1765     {
1766         char const *label =
1767             this->lookup_name(id).value_or("unknown-name").c_str();
1768
1769         // FOR CES DEMO >>>
1770         if ((0 == strcmp(label, "Radio")) || (0 == strcmp(label, "MediaPlayer")) || (0 == strcmp(label, "Music")) || (0 == strcmp(label, "Navigation")))
1771         {
1772
1773             // Store id
1774             this->surface_bg.push_back(id);
1775
1776             // Remove from FG layer (1001)
1777             HMI_DEBUG("wm", "Remove %s(%d) from FG layer", label, id);
1778             this->controller->layers[1001]->remove_surface(id);
1779
1780             // Add to BG layer (999)
1781             HMI_DEBUG("wm", "Add %s(%d) to BG layer", label, id);
1782             this->controller->layers[999]->add_surface(id);
1783
1784             for (int j : surface_bg)
1785             {
1786                 HMI_DEBUG("wm", "Stored id:%d", j);
1787             }
1788         }
1789         else
1790         {
1791             this->controller->surfaces[id]->set_visibility(0);
1792         }
1793         // <<< FOR CES DEMO
1794
1795         this->emit_deactivated(label);
1796         this->emit_invisible(label);
1797     }
1798 }
1799
1800 void App::deactivate_main_surface()
1801 {
1802     this->layers.main_surface = -1;
1803     std::string appid = "HomeScreen";
1804     this->api_deactivate_surface(appid.c_str(), this->layers.main_surface_name.c_str(), [](const char *) {});
1805 }
1806
1807 bool App::can_split(struct LayoutState const &state, int new_id)
1808 {
1809     if (state.main != -1 && state.main != new_id)
1810     {
1811         auto new_id_layer = this->layers.get_layer_id(new_id).value();
1812         auto current_id_layer = this->layers.get_layer_id(state.main).value();
1813
1814         // surfaces are on separate layers, don't bother.
1815         if (new_id_layer != current_id_layer)
1816         {
1817             return false;
1818         }
1819
1820         std::string const &new_id_str = this->lookup_name(new_id).value();
1821         std::string const &cur_id_str = this->lookup_name(state.main).value();
1822
1823         auto const &layer = this->layers.get_layer(new_id_layer);
1824
1825         HMI_DEBUG("wm", "layer info name: %s", layer->name.c_str());
1826
1827         if (layer->layouts.empty())
1828         {
1829             return false;
1830         }
1831
1832         for (auto i = layer->layouts.cbegin(); i != layer->layouts.cend(); i++)
1833         {
1834             HMI_DEBUG("wm", "%d main_match '%s'", new_id_layer, i->main_match.c_str());
1835             auto rem = std::regex(i->main_match);
1836             if (std::regex_match(cur_id_str, rem))
1837             {
1838                 // build the second one only if the first already matched
1839                 HMI_DEBUG("wm", "%d sub_match '%s'", new_id_layer, i->sub_match.c_str());
1840                 auto res = std::regex(i->sub_match);
1841                 if (std::regex_match(new_id_str, res))
1842                 {
1843                     HMI_DEBUG("wm", "layout matched!");
1844                     return true;
1845                 }
1846             }
1847         }
1848     }
1849
1850     return false;
1851 }
1852
1853 void App::try_layout(struct LayoutState & /*state*/,
1854                      struct LayoutState const &new_layout,
1855                      std::function<void(LayoutState const &nl)> apply)
1856 {
1857     if (this->policy.layout_is_valid(new_layout))
1858     {
1859         apply(new_layout);
1860     }
1861 }
1862
1863 /**
1864  * controller_hooks
1865  */
1866 void controller_hooks::surface_created(uint32_t surface_id)
1867 {
1868     this->app->surface_created(surface_id);
1869 }
1870
1871 void controller_hooks::surface_removed(uint32_t surface_id)
1872 {
1873     this->app->surface_removed(surface_id);
1874 }
1875
1876 void controller_hooks::surface_visibility(uint32_t /*surface_id*/,
1877                                           uint32_t /*v*/) {}
1878
1879 void controller_hooks::surface_destination_rectangle(uint32_t /*surface_id*/,
1880                                                      uint32_t /*x*/,
1881                                                      uint32_t /*y*/,
1882                                                      uint32_t /*w*/,
1883                                                      uint32_t /*h*/) {}
1884
1885 } // namespace wm