src/window_manager.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 <fstream>
  18 #include <regex>
  19
  20 #include "window_manager.hpp"
  21 #include "json_helper.hpp"
  22 #include "applist.hpp"
  23
  24 extern "C"
  25 {
  26 #include <systemd/sd-event.h>
  27 }
  28
  29 namespace wm
  30 {
  31
  32 static const uint64_t kTimeOut = 3ULL; /* 3s */
  33
  34 /* DrawingArea name used by "{layout}.{area}" */
  35 const char kNameLayoutNormal[] = "normal";
  36 const char kNameLayoutSplit[]  = "split";
  37 const char kNameAreaFull[]     = "full";
  38 const char kNameAreaMain[]     = "main";
  39 const char kNameAreaSub[]      = "sub";
  40 const char kNameAreaDefault[]  = "normal.full";
  41
  42 /* Key for json obejct */
  43 const char kKeyDrawingName[] = "drawing_name";
  44 const char kKeyDrawingArea[] = "drawing_area";
  45 const char kKeyDrawingRect[] = "drawing_rect";
  46 const char kKeyX[]           = "x";
  47 const char kKeyY[]           = "y";
  48 const char kKeyWidth[]       = "width";
  49 const char kKeyHeight[]      = "height";
  50 const char kKeyWidthPixel[]  = "width_pixel";
  51 const char kKeyHeightPixel[] = "height_pixel";
  52 const char kKeyWidthMm[]     = "width_mm";
  53 const char kKeyHeightMm[]    = "height_mm";
  54 const char kKeyScale[]       = "scale";
  55 const char kKeyIds[]         = "ids";
  56
  57 static sd_event_source *g_timer_ev_src = nullptr;
  58 static AppList g_app_list;
  59
  60 namespace
  61 {
  62
  63 using nlohmann::json;
  64
  65 result<json> file_to_json(char const *filename)
  66 {
  67     json j;
  68     std::ifstream i(filename);
  69     if (i.fail())
  70     {
  71         HMI_DEBUG("wm", "Could not open config file, so use default layer information");
  72         j = default_layers_json;
  73     }
  74     else
  75     {
  76         i >> j;
  77     }
  78
  79     return Ok(j);
  80 }
  81
  82 struct result<layer_map> load_layer_map(char const *filename)
  83 {
  84     HMI_DEBUG("wm", "loading IDs from %s", filename);
  85
  86     auto j = file_to_json(filename);
  87     if (j.is_err())
  88     {
  89         return Err<layer_map>(j.unwrap_err());
  90     }
  91     json jids = j.unwrap();
  92
  93     return to_layer_map(jids);
  94 }
  95
  96 static int processTimerHandler(sd_event_source *s, uint64_t usec, void *userdata)
  97 {
  98     HMI_NOTICE("wm", "Time out occurs because the client replys endDraw slow, so revert the request");
  99     reinterpret_cast<wm::WindowManager *>(userdata)->timerHandler();
 100     return 0;
 101 }
 102
 103 } // namespace
 104
 105 /**
 106  * WindowManager Impl
 107  */
 108 WindowManager::WindowManager(wl::display *d)
 109     : chooks{this},
 110       display{d},
 111       controller{},
 112       outputs(),
 113       layers(),
 114       id_alloc{},
 115       pending_events(false)
 116 {
 117     char const *path_layers_json = getenv("AFM_APP_INSTALL_DIR");
 118     std::string path;
 119     if (!path_layers_json)
 120     {
 121         HMI_ERROR("wm", "AFM_APP_INSTALL_DIR is not defined");
 122         path = std::string(path_layers_json);
 123     }
 124     else
 125     {
 126         path = std::string(path_layers_json) + std::string("/etc/layers.json");
 127     }
 128
 129     try
 130     {
 131         {
 132             auto l = load_layer_map(path.c_str());
 133             if (l.is_ok())
 134             {
 135                 this->layers = l.unwrap();
 136             }
 137             else
 138             {
 139                 HMI_ERROR("wm", "%s", l.err().value());
 140             }
 141         }
 142     }
 143     catch (std::exception &e)
 144     {
 145         HMI_ERROR("wm", "Loading of configuration failed: %s", e.what());
 146     }
 147 }
 148
 149 int WindowManager::init()
 150 {
 151     if (!this->display->ok())
 152     {
 153         return -1;
 154     }
 155
 156     if (this->layers.mapping.empty())
 157     {
 158         HMI_ERROR("wm", "No surface -> layer mapping loaded");
 159         return -1;
 160     }
 161
 162     // TODO: application requests by old role,
 163     //       so create role map (old, new)
 164     // Load old_role.db
 165     this->loadOldRoleDb();
 166
 167     // Make afb event
 168     for (int i = Event_Val_Min; i <= Event_Val_Max; i++)
 169     {
 170         map_afb_event[kListEventName[i]] = afb_daemon_make_event(kListEventName[i]);
 171     }
 172
 173     this->display->add_global_handler(
 174         "wl_output", [this](wl_registry *r, uint32_t name, uint32_t v) {
 175             this->outputs.emplace_back(std::make_unique<wl::output>(r, name, v));
 176         });
 177
 178     this->display->add_global_handler(
 179         "ivi_wm", [this](wl_registry *r, uint32_t name, uint32_t v) {
 180             this->controller =
 181                 std::make_unique<struct compositor::controller>(r, name, v);
 182
 183             // Init controller hooks
 184             this->controller->chooks = &this->chooks;
 185
 186             // This protocol needs the output, so lets just add our mapping here...
 187             this->controller->add_proxy_to_id_mapping(
 188                 this->outputs.front()->proxy.get(),
 189                 wl_proxy_get_id(reinterpret_cast<struct wl_proxy *>(
 190                     this->outputs.front()->proxy.get())));
 191
 192             // Create screen
 193             this->controller->create_screen(this->outputs.front()->proxy.get());
 194
 195             // Set display to controller
 196             this->controller->display = this->display;
 197         });
 198
 199     // First level objects
 200     this->display->roundtrip();
 201     // Second level objects
 202     this->display->roundtrip();
 203     // Third level objects
 204     this->display->roundtrip();
 205
 206     return init_layers();
 207 }
 208
 209 int WindowManager::dispatch_pending_events()
 210 {
 211     if (this->pop_pending_events())
 212     {
 213         this->display->dispatch_pending();
 214         return 0;
 215     }
 216     return -1;
 217 }
 218
 219 void WindowManager::set_pending_events()
 220 {
 221     this->pending_events.store(true, std::memory_order_release);
 222 }
 223
 224 result<int> WindowManager::api_request_surface(char const *appid, char const *drawing_name)
 225 {
 226     // TODO: application requests by old role,
 227     //       so convert role old to new
 228     const char *role = this->convertRoleOldToNew(drawing_name);
 229
 230     auto lid = this->layers.get_layer_id(std::string(role));
 231     if (!lid)
 232     {
 233         /**
 234        * register drawing_name as fallback and make it displayed.
 235        */
 236         lid = this->layers.get_layer_id(std::string("fallback"));
 237         HMI_DEBUG("wm", "%s is not registered in layers.json, then fallback as normal app", role);
 238         if (!lid)
 239         {
 240             return Err<int>("Drawing name does not match any role, fallback is disabled");
 241         }
 242     }
 243
 244     auto rname = this->lookup_id(role);
 245     if (!rname)
 246     {
 247         // name does not exist yet, allocate surface id...
 248         auto id = int(this->id_alloc.generate_id(role));
 249         this->layers.add_surface(id, *lid);
 250
 251         // set the main_surface[_name] here and now
 252         if (!this->layers.main_surface_name.empty() &&
 253             this->layers.main_surface_name == drawing_name)
 254         {
 255             this->layers.main_surface = id;
 256             HMI_DEBUG("wm", "Set main_surface id to %u", id);
 257         }
 258
 259         // add client into the db
 260         std::string appid_str(appid);
 261         g_app_list.addClient(appid_str, *lid, id, std::string(role));
 262
 263         // Set role map of (new, old)
 264         this->rolenew2old[role] = std::string(drawing_name);
 265
 266         return Ok<int>(id);
 267     }
 268
 269     // Check currently registered drawing names if it is already there.
 270     return Err<int>("Surface already present");
 271 }
 272
 273 char const *WindowManager::api_request_surface(char const *appid, char const *drawing_name,
 274                                      char const *ivi_id)
 275 {
 276     ST();
 277
 278     // TODO: application requests by old role,
 279     //       so convert role old to new
 280     const char *role = this->convertRoleOldToNew(drawing_name);
 281
 282     auto lid = this->layers.get_layer_id(std::string(role));
 283     unsigned sid = std::stol(ivi_id);
 284
 285     if (!lid)
 286     {
 287         /**
 288        * register drawing_name as fallback and make it displayed.
 289        */
 290         lid = this->layers.get_layer_id(std::string("fallback"));
 291         HMI_DEBUG("wm", "%s is not registered in layers.json, then fallback as normal app", role);
 292         if (!lid)
 293         {
 294             return "Drawing name does not match any role, fallback is disabled";
 295         }
 296     }
 297
 298     auto rname = this->lookup_id(role);
 299
 300     if (rname)
 301     {
 302         return "Surface already present";
 303     }
 304
 305     // register pair drawing_name and ivi_id
 306     this->id_alloc.register_name_id(role, sid);
 307     this->layers.add_surface(sid, *lid);
 308
 309     // this surface is already created
 310     HMI_DEBUG("wm", "surface_id is %u, layer_id is %u", sid, *lid);
 311
 312     this->controller->layers[*lid]->add_surface(sid);
 313     this->layout_commit();
 314
 315     // add client into the db
 316     std::string appid_str(appid);
 317     g_app_list.addClient(appid_str, *lid, sid, std::string(role));
 318
 319     // Set role map of (new, old)
 320     this->rolenew2old[role] = std::string(drawing_name);
 321
 322     return nullptr;
 323 }
 324
 325 void WindowManager::api_activate_surface(char const *appid, char const *drawing_name,
 326                                char const *drawing_area, const reply_func &reply)
 327 {
 328     ST();
 329
 330     // TODO: application requests by old role,
 331     //       so convert role old to new
 332     const char *c_role = this->convertRoleOldToNew(drawing_name);
 333
 334     std::string id = appid;
 335     std::string role = c_role;
 336     std::string area = drawing_area;
 337     Task task = Task::TASK_ALLOCATE;
 338     unsigned req_num = 0;
 339     WMError ret = WMError::UNKNOWN;
 340
 341     ret = this->setRequest(id, role, area, task, &req_num);
 342
 343     if(ret != WMError::SUCCESS)
 344     {
 345         HMI_ERROR("wm", errorDescription(ret));
 346         reply("Failed to set request");
 347         return;
 348     }
 349
 350     reply(nullptr);
 351     if (req_num != g_app_list.currentRequestNumber())
 352     {
 353         // Add request, then invoked after the previous task is finished
 354         HMI_SEQ_DEBUG(req_num, "request is accepted");
 355         return;
 356     }
 357
 358     /*
 359      * Do allocate tasks
 360      */
 361     ret = this->doTransition(req_num);
 362
 363     if (ret != WMError::SUCCESS)
 364     {
 365         //this->emit_error()
 366         HMI_SEQ_ERROR(req_num, errorDescription(ret));
 367         g_app_list.removeRequest(req_num);
 368         this->processNextRequest();
 369     }
 370 }
 371
 372 void WindowManager::api_deactivate_surface(char const *appid, char const *drawing_name,
 373                                  const reply_func &reply)
 374 {
 375     ST();
 376
 377     // TODO: application requests by old role,
 378     //       so convert role old to new
 379     const char *c_role = this->convertRoleOldToNew(drawing_name);
 380
 381     /*
 382     * Check Phase
 383     */
 384     std::string id = appid;
 385     std::string role = c_role;
 386     std::string area = ""; //drawing_area;
 387     Task task = Task::TASK_RELEASE;
 388     unsigned req_num = 0;
 389     WMError ret = WMError::UNKNOWN;
 390
 391     ret = this->setRequest(id, role, area, task, &req_num);
 392
 393     if (ret != WMError::SUCCESS)
 394     {
 395         HMI_ERROR("wm", errorDescription(ret));
 396         reply("Failed to set request");
 397         return;
 398     }
 399
 400     reply(nullptr);
 401     if (req_num != g_app_list.currentRequestNumber())
 402     {
 403         // Add request, then invoked after the previous task is finished
 404         HMI_SEQ_DEBUG(req_num, "request is accepted");
 405         return;
 406     }
 407
 408     /*
 409     * Do allocate tasks
 410     */
 411     ret = this->doTransition(req_num);
 412
 413     if (ret != WMError::SUCCESS)
 414     {
 415         //this->emit_error()
 416         HMI_SEQ_ERROR(req_num, errorDescription(ret));
 417         g_app_list.removeRequest(req_num);
 418         this->processNextRequest();
 419     }
 420 }
 421
 422 void WindowManager::api_enddraw(char const *appid, char const *drawing_name)
 423 {
 424     // TODO: application requests by old role,
 425     //       so convert role old to new
 426     const char *c_role = this->convertRoleOldToNew(drawing_name);
 427
 428     std::string id = appid;
 429     std::string role = c_role;
 430     unsigned current_req = g_app_list.currentRequestNumber();
 431     bool result = g_app_list.setEndDrawFinished(current_req, id, role);
 432
 433     if (!result)
 434     {
 435         HMI_ERROR("wm", "%s is not in transition state", id.c_str());
 436         return;
 437     }
 438
 439     if (g_app_list.endDrawFullfilled(current_req))
 440     {
 441         // do task for endDraw
 442         this->stopTimer();
 443         WMError ret = this->doEndDraw(current_req);
 444
 445         if(ret != WMError::SUCCESS)
 446         {
 447             //this->emit_error();
 448         }
 449         this->emitScreenUpdated(current_req);
 450         HMI_SEQ_INFO(current_req, "Finish request status: %s", errorDescription(ret));
 451
 452         g_app_list.removeRequest(current_req);
 453
 454         this->processNextRequest();
 455     }
 456     else
 457     {
 458         HMI_SEQ_INFO(current_req, "Wait other App call endDraw");
 459         return;
 460     }
 461 }
 462
 463 result<json_object *> WindowManager::api_get_display_info()
 464 {
 465     if (!this->display->ok())
 466     {
 467         return Err<json_object *>("Wayland compositor is not available");
 468     }
 469
 470     // Set display info
 471     compositor::size o_size = this->controller->output_size;
 472     compositor::size p_size = this->controller->physical_size;
 473
 474     json_object *object = json_object_new_object();
 475     json_object_object_add(object, kKeyWidthPixel, json_object_new_int(o_size.w));
 476     json_object_object_add(object, kKeyHeightPixel, json_object_new_int(o_size.h));
 477     json_object_object_add(object, kKeyWidthMm, json_object_new_int(p_size.w));
 478     json_object_object_add(object, kKeyHeightMm, json_object_new_int(p_size.h));
 479     json_object_object_add(object, kKeyScale, json_object_new_double(this->controller->scale));
 480
 481     return Ok<json_object *>(object);
 482 }
 483
 484 result<json_object *> WindowManager::api_get_area_info(char const *drawing_name)
 485 {
 486     HMI_DEBUG("wm", "called");
 487
 488     // TODO: application requests by old role,
 489     //       so convert role old to new
 490     const char *role = this->convertRoleOldToNew(drawing_name);
 491
 492     // Check drawing name, surface/layer id
 493     auto const &surface_id = this->lookup_id(role);
 494     if (!surface_id)
 495     {
 496         return Err<json_object *>("Surface does not exist");
 497     }
 498
 499     if (!this->controller->surface_exists(*surface_id))
 500     {
 501         return Err<json_object *>("Surface does not exist in controller!");
 502     }
 503
 504     auto layer_id = this->layers.get_layer_id(*surface_id);
 505     if (!layer_id)
 506     {
 507         return Err<json_object *>("Surface is not on any layer!");
 508     }
 509
 510     auto o_state = *this->layers.get_layout_state(*surface_id);
 511     if (o_state == nullptr)
 512     {
 513         return Err<json_object *>("Could not find layer for surface");
 514     }
 515
 516     struct LayoutState &state = *o_state;
 517     if ((state.main != *surface_id) && (state.sub != *surface_id))
 518     {
 519         return Err<json_object *>("Surface is inactive");
 520     }
 521
 522     // Set area rectangle
 523     compositor::rect area_info = this->area_info[*surface_id];
 524     json_object *object = json_object_new_object();
 525     json_object_object_add(object, kKeyX, json_object_new_int(area_info.x));
 526     json_object_object_add(object, kKeyY, json_object_new_int(area_info.y));
 527     json_object_object_add(object, kKeyWidth, json_object_new_int(area_info.w));
 528     json_object_object_add(object, kKeyHeight, json_object_new_int(area_info.h));
 529
 530     return Ok<json_object *>(object);
 531 }
 532
 533 void WindowManager::api_ping() { this->dispatch_pending_events(); }
 534
 535 void WindowManager::send_event(char const *evname, char const *label)
 536 {
 537     HMI_DEBUG("wm", "%s: %s(%s)", __func__, evname, label);
 538
 539     json_object *j = json_object_new_object();
 540     json_object_object_add(j, kKeyDrawingName, json_object_new_string(label));
 541
 542     int ret = afb_event_push(this->map_afb_event[evname], j);
 543     if (ret != 0)
 544     {
 545         HMI_DEBUG("wm", "afb_event_push failed: %m");
 546     }
 547 }
 548
 549 void WindowManager::send_event(char const *evname, char const *label, char const *area,
 550                      int x, int y, int w, int h)
 551 {
 552     HMI_DEBUG("wm", "%s: %s(%s, %s) x:%d y:%d w:%d h:%d",
 553               __func__, evname, label, area, x, y, w, h);
 554
 555     json_object *j_rect = json_object_new_object();
 556     json_object_object_add(j_rect, kKeyX, json_object_new_int(x));
 557     json_object_object_add(j_rect, kKeyY, json_object_new_int(y));
 558     json_object_object_add(j_rect, kKeyWidth, json_object_new_int(w));
 559     json_object_object_add(j_rect, kKeyHeight, json_object_new_int(h));
 560
 561     json_object *j = json_object_new_object();
 562     json_object_object_add(j, kKeyDrawingName, json_object_new_string(label));
 563     json_object_object_add(j, kKeyDrawingArea, json_object_new_string(area));
 564     json_object_object_add(j, kKeyDrawingRect, j_rect);
 565
 566     int ret = afb_event_push(this->map_afb_event[evname], j);
 567     if (ret != 0)
 568     {
 569         HMI_DEBUG("wm", "afb_event_push failed: %m");
 570     }
 571 }
 572
 573 /**
 574  * proxied events
 575  */
 576 void WindowManager::surface_created(uint32_t surface_id)
 577 {
 578     this->controller->get_surface_properties(surface_id, IVI_WM_PARAM_SIZE);
 579
 580     auto layer_id = this->layers.get_layer_id(surface_id);
 581     if (!layer_id)
 582     {
 583         HMI_DEBUG("wm", "Newly created surfce %d is not associated with any layer!",
 584                   surface_id);
 585         return;
 586     }
 587
 588     HMI_DEBUG("wm", "surface_id is %u, layer_id is %u", surface_id, *layer_id);
 589
 590     this->controller->layers[*layer_id]->add_surface(surface_id);
 591     this->layout_commit();
 592 }
 593
 594 void WindowManager::surface_removed(uint32_t surface_id)
 595 {
 596     HMI_DEBUG("wm", "surface_id is %u", surface_id);
 597     g_app_list.removeSurface(surface_id);
 598 }
 599
 600 void WindowManager::removeClient(const std::string &appid)
 601 {
 602     HMI_DEBUG("wm", "Remove clinet %s from list", appid.c_str());
 603     g_app_list.removeClient(appid);
 604 }
 605
 606 void WindowManager::exceptionProcessForTransition()
 607 {
 608     unsigned req_num = g_app_list.currentRequestNumber();
 609     HMI_SEQ_NOTICE(req_num, "Process exception handling for request. Remove current request %d", req_num);
 610     g_app_list.removeRequest(req_num);
 611     HMI_SEQ_NOTICE(g_app_list.currentRequestNumber(), "Process next request if exists");
 612     this->processNextRequest();
 613 }
 614
 615 void WindowManager::timerHandler()
 616 {
 617     unsigned req_num = g_app_list.currentRequestNumber();
 618     HMI_SEQ_DEBUG(req_num, "Timer expired remove Request");
 619     g_app_list.reqDump();
 620     g_app_list.removeRequest(req_num);
 621     this->processNextRequest();
 622 }
 623
 624 void WindowManager::onApplicationTerminated(const WMClientCtxt& ctxt)
 625 {
 626     if(!g_app_list.contains(ctxt.name))
 627     {
 628         return;
 629     }
 630     struct LayoutState priv;
 631     bool found = false;
 632     auto client = g_app_list.lookUpClient(ctxt.name);
 633     unsigned sid = client->surfaceID(ctxt.role);
 634     if(sid == 0) {
 635         auto pSid = this->id_alloc.lookup(ctxt.role.c_str());
 636         if(pSid) {
 637             sid = *pSid;
 638         }
 639     }
 640     // reset state
 641     if(sid != 0)
 642     {
 643         auto o_state = *this->layers.get_layout_state(sid);
 644         if (o_state != nullptr)
 645         {
 646             priv = *o_state;
 647             if (o_state->main == sid)
 648             {
 649                 o_state->main = -1;
 650             }
 651             else if (o_state->sub == sid)
 652             {
 653                 o_state->sub = -1;
 654             }
 655         }
 656         this->id_alloc.remove_id(sid);
 657         this->layers.remove_surface(sid);
 658         HMI_INFO("wm", "delete surfaceID %d", sid);
 659     }
 660
 661     // Recovery Phase
 662     if(priv.main == sid)
 663     {
 664         if(ctxt.role != "launcher")
 665         {
 666             HMI_DEBUG("wm", "go to launcher");
 667             auto pSid = this->id_alloc.lookup("launcher");
 668             if(pSid != nullptr)
 669                 std::string app = g_app_list.getAppID(*pSid, "launcher", &found);
 670             if(found)
 671             {
 672                 this->api_activate_surface(app.c_str(), "launcher", kNameAreaDefault,
 673                     [](const char*){});
 674             }
 675         }
 676     }
 677     else if(priv.main != sid && priv.sub != sid)
 678     {
 679         // TODO: re-show top surface. The bellow doesn't work.
 680         /* this->deactivate(priv.main);
 681         this->layout_commit();
 682         this->activate(priv.main);
 683         this->layout_commit(); */
 684     }
 685     else {}
 686     g_app_list.removeClient(ctxt.name);
 687 }
 688
 689 /*
 690  ******* Private Functions *******
 691  */
 692
 693 bool WindowManager::pop_pending_events()
 694 {
 695     bool x{true};
 696     return this->pending_events.compare_exchange_strong(
 697         x, false, std::memory_order_consume);
 698 }
 699
 700 optional<int> WindowManager::lookup_id(char const *name)
 701 {
 702     return this->id_alloc.lookup(std::string(name));
 703 }
 704 optional<std::string> WindowManager::lookup_name(int id)
 705 {
 706     return this->id_alloc.lookup(id);
 707 }
 708
 709 /**
 710  * init_layers()
 711  */
 712 int WindowManager::init_layers()
 713 {
 714     if (!this->controller)
 715     {
 716         HMI_ERROR("wm", "ivi_controller global not available");
 717         return -1;
 718     }
 719
 720     if (this->outputs.empty())
 721     {
 722         HMI_ERROR("wm", "no output was set up!");
 723         return -1;
 724     }
 725
 726     auto &c = this->controller;
 727
 728     auto &o = this->outputs.front();
 729     auto &s = c->screens.begin()->second;
 730     auto &layers = c->layers;
 731
 732     // Write output dimensions to ivi controller...
 733     c->output_size = compositor::size{uint32_t(o->width), uint32_t(o->height)};
 734     c->physical_size = compositor::size{uint32_t(o->physical_width),
 735                                         uint32_t(o->physical_height)};
 736
 737
 738     HMI_DEBUG("wm", "SCALING: screen (%dx%d), physical (%dx%d)",
 739               o->width, o->height, o->physical_width, o->physical_height);
 740
 741     this->layers.loadAreaDb();
 742
 743     const compositor::rect css_bg = this->layers.getAreaSize("fullscreen");
 744     rectangle dp_bg(o->width, o->height);
 745
 746     dp_bg.set_aspect(static_cast<double>(css_bg.w) / css_bg.h);
 747     dp_bg.fit(o->width, o->height);
 748     dp_bg.center(o->width, o->height);
 749     HMI_DEBUG("wm", "SCALING: CSS BG(%dx%d) -> DDP %dx%d,(%dx%d)",
 750               css_bg.w, css_bg.h, dp_bg.left(), dp_bg.top(), dp_bg.width(), dp_bg.height());
 751
 752     // Clear scene
 753     layers.clear();
 754
 755     // Clear screen
 756     s->clear();
 757
 758     // Quick and dirty setup of layers
 759     for (auto const &i : this->layers.mapping)
 760     {
 761         c->layer_create(i.second.layer_id, dp_bg.width(), dp_bg.height());
 762         auto &l = layers[i.second.layer_id];
 763         l->set_destination_rectangle(dp_bg.left(), dp_bg.top(), dp_bg.width(), dp_bg.height());
 764         l->set_visibility(1);
 765         HMI_DEBUG("wm", "Setting up layer %s (%d) for surface role match \"%s\"",
 766                   i.second.name.c_str(), i.second.layer_id, i.second.role.c_str());
 767     }
 768
 769     // Add layers to screen
 770     s->set_render_order(this->layers.layers);
 771
 772     this->layout_commit();
 773
 774     c->scale = static_cast<double>(dp_bg.height()) / css_bg.h;
 775     this->layers.setupArea(c->scale);
 776
 777     return 0;
 778 }
 779
 780 void WindowManager::surface_set_layout(int surface_id, const std::string& area)
 781 {
 782     if (!this->controller->surface_exists(surface_id))
 783     {
 784         HMI_ERROR("wm", "Surface %d does not exist", surface_id);
 785         return;
 786     }
 787
 788     auto o_layer_id = this->layers.get_layer_id(surface_id);
 789
 790     if (!o_layer_id)
 791     {
 792         HMI_ERROR("wm", "Surface %d is not associated with any layer!", surface_id);
 793         return;
 794     }
 795
 796     uint32_t layer_id = *o_layer_id;
 797
 798     auto const &layer = this->layers.get_layer(layer_id);
 799     auto rect = this->layers.getAreaSize(area);
 800     HMI_SEQ_DEBUG(g_app_list.currentRequestNumber(), "%s : x:%d y:%d w:%d h:%d", area.c_str(),
 801                     rect.x, rect.y, rect.w, rect.h);
 802     auto &s = this->controller->surfaces[surface_id];
 803
 804     int x = rect.x;
 805     int y = rect.y;
 806     int w = rect.w;
 807     int h = rect.h;
 808
 809     HMI_DEBUG("wm", "surface_set_layout for surface %u on layer %u", surface_id,
 810               layer_id);
 811
 812     // set destination to the display rectangle
 813     s->set_destination_rectangle(x, y, w, h);
 814
 815     // update area information
 816     this->area_info[surface_id].x = x;
 817     this->area_info[surface_id].y = y;
 818     this->area_info[surface_id].w = w;
 819     this->area_info[surface_id].h = h;
 820
 821     HMI_DEBUG("wm", "Surface %u now on layer %u with rect { %d, %d, %d, %d }",
 822               surface_id, layer_id, x, y, w, h);
 823 }
 824
 825 void WindowManager::layout_commit()
 826 {
 827     this->controller->commit_changes();
 828     this->display->flush();
 829 }
 830
 831 void WindowManager::emit_activated(char const *label)
 832 {
 833     this->send_event(kListEventName[Event_Active], label);
 834 }
 835
 836 void WindowManager::emit_deactivated(char const *label)
 837 {
 838     this->send_event(kListEventName[Event_Inactive], label);
 839 }
 840
 841 void WindowManager::emit_syncdraw(char const *label, char const *area, int x, int y, int w, int h)
 842 {
 843     this->send_event(kListEventName[Event_SyncDraw], label, area, x, y, w, h);
 844 }
 845
 846 void WindowManager::emit_syncdraw(const std::string &role, const std::string &area)
 847 {
 848     compositor::rect rect = this->layers.getAreaSize(area);
 849     this->send_event(kListEventName[Event_SyncDraw],
 850         role.c_str(), area.c_str(), rect.x, rect.y, rect.w, rect.h);
 851 }
 852
 853 void WindowManager::emit_flushdraw(char const *label)
 854 {
 855     this->send_event(kListEventName[Event_FlushDraw], label);
 856 }
 857
 858 void WindowManager::emit_visible(char const *label, bool is_visible)
 859 {
 860     this->send_event(is_visible ? kListEventName[Event_Visible] : kListEventName[Event_Invisible], label);
 861 }
 862
 863 void WindowManager::emit_invisible(char const *label)
 864 {
 865     return emit_visible(label, false);
 866 }
 867
 868 void WindowManager::emit_visible(char const *label) { return emit_visible(label, true); }
 869
 870 void WindowManager::activate(int id)
 871 {
 872     auto ip = this->controller->sprops.find(id);
 873     if (ip != this->controller->sprops.end())
 874     {
 875         this->controller->surfaces[id]->set_visibility(1);
 876         char const *label =
 877             this->lookup_name(id).value_or("unknown-name").c_str();
 878
 879          // FOR CES DEMO >>>
 880         if ((0 == strcmp(label, "radio")) ||
 881             (0 == strcmp(label, "music")) ||
 882             (0 == strcmp(label, "video")) ||
 883             (0 == strcmp(label, "map")))
 884         {
 885             for (auto i = surface_bg.begin(); i != surface_bg.end(); ++i)
 886             {
 887                 if (id == *i)
 888                 {
 889                     // Remove id
 890                     this->surface_bg.erase(i);
 891
 892                     // Remove from BG layer (999)
 893                     HMI_DEBUG("wm", "Remove %s(%d) from BG layer", label, id);
 894                     this->controller->layers[999]->remove_surface(id);
 895
 896                     // Add to FG layer (1001)
 897                     HMI_DEBUG("wm", "Add %s(%d) to FG layer", label, id);
 898                     this->controller->layers[1001]->add_surface(id);
 899
 900                     for (int j : this->surface_bg)
 901                     {
 902                         HMI_DEBUG("wm", "Stored id:%d", j);
 903                     }
 904                     break;
 905                 }
 906             }
 907         }
 908         // <<< FOR CES DEMO
 909
 910         this->layout_commit();
 911
 912         // TODO: application requests by old role,
 913         //       so convert role new to old for emitting event
 914         const char* old_role = this->rolenew2old[label].c_str();
 915
 916         this->emit_visible(old_role);
 917         this->emit_activated(old_role);
 918     }
 919 }
 920
 921 void WindowManager::deactivate(int id)
 922 {
 923     auto ip = this->controller->sprops.find(id);
 924     if (ip != this->controller->sprops.end())
 925     {
 926         char const *label =
 927             this->lookup_name(id).value_or("unknown-name").c_str();
 928
 929         // FOR CES DEMO >>>
 930         if ((0 == strcmp(label, "radio")) ||
 931             (0 == strcmp(label, "music")) ||
 932             (0 == strcmp(label, "video")) ||
 933             (0 == strcmp(label, "map")))
 934         {
 935
 936             // Store id
 937             this->surface_bg.push_back(id);
 938
 939             // Remove from FG layer (1001)
 940             HMI_DEBUG("wm", "Remove %s(%d) from FG layer", label, id);
 941             this->controller->layers[1001]->remove_surface(id);
 942
 943             // Add to BG layer (999)
 944             HMI_DEBUG("wm", "Add %s(%d) to BG layer", label, id);
 945             this->controller->layers[999]->add_surface(id);
 946
 947             for (int j : surface_bg)
 948             {
 949                 HMI_DEBUG("wm", "Stored id:%d", j);
 950             }
 951         }
 952         else
 953         {
 954             this->controller->surfaces[id]->set_visibility(0);
 955         }
 956         // <<< FOR CES DEMO
 957
 958         this->layout_commit();
 959
 960         // TODO: application requests by old role,
 961         //       so convert role new to old for emitting event
 962         const char* old_role = this->rolenew2old[label].c_str();
 963
 964         this->emit_deactivated(old_role);
 965         this->emit_invisible(old_role);
 966     }
 967 }
 968
 969 WMError WindowManager::setRequest(const std::string& appid, const std::string &role, const std::string &area,
 970                             Task task, unsigned* req_num)
 971 {
 972     if (!g_app_list.contains(appid))
 973     {
 974         return WMError::NOT_REGISTERED;
 975     }
 976
 977     auto client = g_app_list.lookUpClient(appid);
 978
 979     /*
 980      * Queueing Phase
 981      */
 982     unsigned current = g_app_list.currentRequestNumber();
 983     unsigned requested_num = g_app_list.getRequestNumber(appid);
 984     if (requested_num != 0)
 985     {
 986         HMI_SEQ_INFO(requested_num,
 987             "%s %s %s request is already queued", appid.c_str(), role.c_str(), area.c_str());
 988         return REQ_REJECTED;
 989     }
 990
 991     WMRequest req = WMRequest(appid, role, area, task);
 992     unsigned new_req = g_app_list.addRequest(req);
 993     *req_num = new_req;
 994     g_app_list.reqDump();
 995
 996     HMI_SEQ_DEBUG(current, "%s start sequence with %s, %s", appid.c_str(), role.c_str(), area.c_str());
 997
 998     return WMError::SUCCESS;
 999 }
1000
1001 WMError WindowManager::doTransition(unsigned req_num)
1002 {
1003     HMI_SEQ_DEBUG(req_num, "check policy");
1004     WMError ret = this->checkPolicy(req_num);
1005     if (ret != WMError::SUCCESS)
1006     {
1007         return ret;
1008     }
1009     HMI_SEQ_DEBUG(req_num, "Start transition.");
1010     ret = this->startTransition(req_num);
1011     return ret;
1012 }
1013
1014 WMError WindowManager::checkPolicy(unsigned req_num)
1015 {
1016     /*
1017     * Check Policy
1018     */
1019     // get current trigger
1020     bool found = false;
1021     bool split = false;
1022     WMError ret = WMError::LAYOUT_CHANGE_FAIL;
1023     auto trigger = g_app_list.getRequest(req_num, &found);
1024     if (!found)
1025     {
1026         ret = WMError::NO_ENTRY;
1027         return ret;
1028     }
1029     std::string req_area = trigger.area;
1030
1031     // >>>> Compatible with current window manager until policy manager coming
1032     if (trigger.task == Task::TASK_ALLOCATE)
1033     {
1034         HMI_SEQ_DEBUG(req_num, "Check split or not");
1035         const char *msg = this->check_surface_exist(trigger.role.c_str());
1036
1037         if (msg)
1038         {
1039             HMI_SEQ_ERROR(req_num, msg);
1040             ret = WMError::LAYOUT_CHANGE_FAIL;
1041             return ret;
1042         }
1043
1044         auto const &surface_id = this->lookup_id(trigger.role.c_str());
1045         auto o_state = *this->layers.get_layout_state(*surface_id);
1046         struct LayoutState &state = *o_state;
1047
1048         unsigned curernt_sid = state.main;
1049         split = this->can_split(state, *surface_id);
1050
1051         if (split)
1052         {
1053             HMI_SEQ_DEBUG(req_num, "Split happens");
1054             // Get current visible role
1055             std::string add_role = this->lookup_name(state.main).value();
1056             // Set next area
1057             std::string add_area = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaMain);
1058             // Change request area
1059             req_area = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaSub);
1060             HMI_SEQ_NOTICE(req_num, "Change request area from %s to %s, because split happens",
1061                                 trigger.area.c_str(), req_area.c_str());
1062             // set another action
1063             std::string add_name = g_app_list.getAppID(curernt_sid, add_role, &found);
1064             if (!found)
1065             {
1066                 HMI_SEQ_ERROR(req_num, "Couldn't widhdraw with surfaceID : %d", curernt_sid);
1067                 ret = WMError::NOT_REGISTERED;
1068                 return ret;
1069             }
1070             HMI_SEQ_INFO(req_num, "Additional split app %s, role: %s, area: %s",
1071                          add_name.c_str(), add_role.c_str(), add_area.c_str());
1072             // Set split action
1073             bool end_draw_finished = false;
1074             WMAction split_action{
1075                 add_name,
1076                 add_role,
1077                 add_area,
1078                 TaskVisible::VISIBLE,
1079                 end_draw_finished};
1080             WMError ret = g_app_list.setAction(req_num, split_action);
1081             if (ret != WMError::SUCCESS)
1082             {
1083                 HMI_SEQ_ERROR(req_num, "Failed to set action");
1084                 return ret;
1085             }
1086             g_app_list.reqDump();
1087         }
1088     }
1089     else
1090     {
1091         HMI_SEQ_DEBUG(req_num, "split doesn't happen");
1092     }
1093
1094     // Set invisible task(Remove if policy manager finish)
1095     ret = this->setInvisibleTask(trigger.role, split);
1096     if(ret != WMError::SUCCESS)
1097     {
1098         HMI_SEQ_ERROR(req_num, "Failed to set invisible task: %s", errorDescription(ret));
1099         return ret;
1100     }
1101
1102     /*  get new status from Policy Manager */
1103     HMI_SEQ_NOTICE(req_num, "ATM, Policy manager does't exist, then set WMAction as is");
1104     if(trigger.role == "homescreen")
1105     {
1106         // TODO : Remove when Policy Manager completed
1107         HMI_SEQ_NOTICE(req_num, "Hack. This process will be removed. Change HomeScreen code!!");
1108         req_area = "fullscreen";
1109     }
1110     TaskVisible task_visible =
1111         (trigger.task == Task::TASK_ALLOCATE) ? TaskVisible::VISIBLE : TaskVisible::INVISIBLE;
1112
1113     ret = g_app_list.setAction(req_num, trigger.appid, trigger.role, req_area, task_visible);
1114     g_app_list.reqDump();
1115
1116     return ret;
1117 }
1118
1119 WMError WindowManager::startTransition(unsigned req_num)
1120 {
1121     bool sync_draw_happen = false;
1122     bool found = false;
1123     WMError ret = WMError::SUCCESS;
1124     auto actions = g_app_list.getActions(req_num, &found);
1125     if (!found)
1126     {
1127         ret = WMError::NO_ENTRY;
1128         HMI_SEQ_ERROR(req_num,
1129             "Window Manager bug :%s : Action is not set", errorDescription(ret));
1130         return ret;
1131     }
1132
1133     for (const auto &action : actions)
1134     {
1135         if (action.visible != TaskVisible::INVISIBLE)
1136         {
1137             sync_draw_happen = true;
1138
1139             // TODO: application requests by old role,
1140             //       so convert role new to old for emitting event
1141             std::string old_role = this->rolenew2old[action.role];
1142
1143             this->emit_syncdraw(old_role, action.area);
1144             /* TODO: emit event for app not subscriber
1145             if(g_app_list.contains(y.appid))
1146                 g_app_list.lookUpClient(y.appid)->emit_syncdraw(y.role, y.area); */
1147         }
1148     }
1149
1150     if (sync_draw_happen)
1151     {
1152         this->setTimer();
1153     }
1154     else
1155     {
1156         // deactivate only, no syncDraw
1157         // Make it deactivate here
1158         for (const auto &x : actions)
1159         {
1160             if (g_app_list.contains(x.appid))
1161             {
1162                 auto client = g_app_list.lookUpClient(x.appid);
1163                 this->deactivate(client->surfaceID(x.role));
1164             }
1165         }
1166         ret = NO_LAYOUT_CHANGE;
1167     }
1168     return ret;
1169 }
1170
1171 WMError WindowManager::setInvisibleTask(const std::string &role, bool split)
1172 {
1173     unsigned req_num = g_app_list.currentRequestNumber();
1174     HMI_SEQ_DEBUG(req_num, "set current visible app to invisible task");
1175     bool found = false;
1176     auto trigger = g_app_list.getRequest(req_num, &found);
1177     // I don't check found == true here because this is checked in caller.
1178     if(trigger.role == "homescreen")
1179     {
1180         HMI_SEQ_INFO(req_num, "In case of 'homescreen' visible, don't change app to invisible");
1181         return WMError::SUCCESS;
1182     }
1183
1184     // This task is copied from original actiavete surface
1185     const char *drawing_name = this->rolenew2old[role].c_str();
1186     auto const &surface_id = this->lookup_id(role.c_str());
1187     auto layer_id = this->layers.get_layer_id(*surface_id);
1188     auto o_state = *this->layers.get_layout_state(*surface_id);
1189     struct LayoutState &state = *o_state;
1190     std::string add_name, add_role;
1191     std::string add_area = "";
1192     int surface;
1193     TaskVisible task_visible = TaskVisible::INVISIBLE;
1194     bool end_draw_finished = true;
1195
1196     for (auto const &l : this->layers.mapping)
1197     {
1198         if (l.second.layer_id <= *layer_id)
1199         {
1200             continue;
1201         }
1202         HMI_DEBUG("wm", "debug: main %d , sub : %d", l.second.state.main, l.second.state.sub);
1203         if (l.second.state.main != -1)
1204         {
1205             //this->deactivate(l.second.state.main);
1206             surface = l.second.state.main;
1207             add_role = *this->id_alloc.lookup(surface);
1208             add_name = g_app_list.getAppID(surface, add_role, &found);
1209             if(!found){
1210                 return WMError::NOT_REGISTERED;
1211             }
1212             HMI_SEQ_INFO(req_num, "Invisible %s", add_name.c_str());
1213             WMAction act{add_name, add_role, add_area, task_visible, end_draw_finished};
1214             g_app_list.setAction(req_num, act);
1215             l.second.state.main = -1;
1216         }
1217
1218         if (l.second.state.sub != -1)
1219         {
1220             //this->deactivate(l.second.state.sub);
1221             surface = l.second.state.sub;
1222             add_role = *this->id_alloc.lookup(surface);
1223             add_name = g_app_list.getAppID(surface, add_role, &found);
1224             if (!found)
1225             {
1226                 return WMError::NOT_REGISTERED;
1227             }
1228             HMI_SEQ_INFO(req_num, "Invisible %s", add_name.c_str());
1229             WMAction act{add_name, add_role, add_area, task_visible, end_draw_finished};
1230             g_app_list.setAction(req_num, act);
1231             l.second.state.sub = -1;
1232         }
1233     }
1234
1235     // change current state here, but this is hack
1236     auto layer = this->layers.get_layer(*layer_id);
1237
1238     if (state.main == -1)
1239     {
1240         HMI_DEBUG("wm", "Layout: %s", kNameLayoutNormal);
1241     }
1242     else
1243     {
1244         if (0 != strcmp(drawing_name, "HomeScreen"))
1245         {
1246             if (split)
1247             {
1248                 if (state.sub != *surface_id)
1249                 {
1250                     if (state.sub != -1)
1251                     {
1252                         //this->deactivate(state.sub);
1253                         WMAction deact_sub;
1254                         deact_sub.role =
1255                             std::move(*this->id_alloc.lookup(state.sub));
1256                         deact_sub.area = add_area;
1257                         deact_sub.appid = g_app_list.getAppID(state.sub, deact_sub.role, &found);
1258                         if (!found)
1259                         {
1260                             HMI_SEQ_ERROR(req_num, "App doesn't exist for role : %s",
1261                                             deact_sub.role.c_str());
1262                             return WMError::NOT_REGISTERED;
1263                         }
1264                         deact_sub.visible = task_visible;
1265                         deact_sub.end_draw_finished = end_draw_finished;
1266                         HMI_SEQ_DEBUG(req_num, "Set invisible task for %s", deact_sub.appid.c_str());
1267                         g_app_list.setAction(req_num, deact_sub);
1268                     }
1269                 }
1270                 //state = LayoutState{state.main, *surface_id};
1271             }
1272             else
1273             {
1274                 HMI_DEBUG("wm", "Layout: %s", kNameLayoutNormal);
1275
1276                 //this->surface_set_layout(*surface_id);
1277                 if (state.main != *surface_id)
1278                 {
1279                     // this->deactivate(state.main);
1280                     WMAction deact_main;
1281                     deact_main.role = std::move(*this->id_alloc.lookup(state.main));
1282                     ;
1283                     deact_main.area = add_area;
1284                     deact_main.appid = g_app_list.getAppID(state.main, deact_main.role, &found);
1285                     if (!found)
1286                     {
1287                         HMI_SEQ_DEBUG(req_num, "sub surface ddoesn't exist");
1288                         return WMError::NOT_REGISTERED;
1289                     }
1290                     deact_main.visible = task_visible;
1291                     deact_main.end_draw_finished = end_draw_finished;
1292                     HMI_SEQ_DEBUG(req_num, "sub surface doesn't exist");
1293                     g_app_list.setAction(req_num, deact_main);
1294                 }
1295                 if (state.sub != -1)
1296                 {
1297                     if (state.sub != *surface_id)
1298                     {
1299                         //this->deactivate(state.sub);
1300                         WMAction deact_sub;
1301                         deact_sub.role = std::move(*this->id_alloc.lookup(state.sub));
1302                         ;
1303                         deact_sub.area = add_area;
1304                         deact_sub.appid = g_app_list.getAppID(state.sub, deact_sub.role, &found);
1305                         if (!found)
1306                         {
1307                             HMI_SEQ_DEBUG(req_num, "sub surface ddoesn't exist");
1308                             return WMError::NOT_REGISTERED;
1309                         }
1310                         deact_sub.visible = task_visible;
1311                         deact_sub.end_draw_finished = end_draw_finished;
1312                         HMI_SEQ_DEBUG(req_num, "sub surface doesn't exist");
1313                         g_app_list.setAction(req_num, deact_sub);
1314                     }
1315                 }
1316                 //state = LayoutState{*surface_id};
1317             }
1318         }
1319     }
1320     return WMError::SUCCESS;
1321 }
1322
1323 WMError WindowManager::doEndDraw(unsigned req_num)
1324 {
1325     // get actions
1326     bool found;
1327     auto actions = g_app_list.getActions(req_num, &found);
1328     WMError ret = WMError::SUCCESS;
1329     if (!found)
1330     {
1331         ret = WMError::NO_ENTRY;
1332         return ret;
1333     }
1334
1335     HMI_SEQ_INFO(req_num, "do endDraw");
1336
1337     // layout change and make it visible
1338     for (const auto &act : actions)
1339     {
1340         // layout change
1341         if(!g_app_list.contains(act.appid)){
1342             ret = WMError::NOT_REGISTERED;
1343         }
1344         ret = this->layoutChange(act);
1345         if(ret != WMError::SUCCESS)
1346         {
1347             HMI_SEQ_WARNING(req_num,
1348                 "Failed to manipulate surfaces while state change : %s", errorDescription(ret));
1349             return ret;
1350         }
1351         ret = this->visibilityChange(act);
1352         if (ret != WMError::SUCCESS)
1353         {
1354             HMI_SEQ_WARNING(req_num,
1355                 "Failed to manipulate surfaces while state change : %s", errorDescription(ret));
1356             return ret;
1357         }
1358         HMI_SEQ_DEBUG(req_num, "visible %s", act.role.c_str());
1359         //this->lm_enddraw(act.role.c_str());
1360     }
1361     this->layout_commit();
1362
1363     // Change current state
1364     this->changeCurrentState(req_num);
1365
1366     HMI_SEQ_INFO(req_num, "emit flushDraw");
1367
1368     for(const auto &act_flush : actions)
1369     {
1370         if(act_flush.visible != TaskVisible::INVISIBLE)
1371         {
1372             // TODO: application requests by old role,
1373             //       so convert role new to old for emitting event
1374             std::string old_role = this->rolenew2old[act_flush.role];
1375
1376             this->emit_flushdraw(old_role.c_str());
1377         }
1378     }
1379
1380     return ret;
1381 }
1382
1383 WMError WindowManager::layoutChange(const WMAction &action)
1384 {
1385     if (action.visible == TaskVisible::INVISIBLE)
1386     {
1387         // Visibility is not change -> no redraw is required
1388         return WMError::SUCCESS;
1389     }
1390     auto client = g_app_list.lookUpClient(action.appid);
1391     unsigned surface = client->surfaceID(action.role);
1392     if (surface == 0)
1393     {
1394         HMI_SEQ_ERROR(g_app_list.currentRequestNumber(),
1395                       "client doesn't have surface with role(%s)", action.role.c_str());
1396         return WMError::NOT_REGISTERED;
1397     }
1398     // Layout Manager
1399     WMError ret = this->setSurfaceSize(surface, action.area);
1400     return ret;
1401 }
1402
1403 WMError WindowManager::visibilityChange(const WMAction &action)
1404 {
1405     HMI_SEQ_DEBUG(g_app_list.currentRequestNumber(), "Change visibility");
1406     if(!g_app_list.contains(action.appid)){
1407         return WMError::NOT_REGISTERED;
1408     }
1409     auto client = g_app_list.lookUpClient(action.appid);
1410     unsigned surface = client->surfaceID(action.role);
1411     if(surface == 0)
1412     {
1413         HMI_SEQ_ERROR(g_app_list.currentRequestNumber(),
1414                       "client doesn't have surface with role(%s)", action.role.c_str());
1415         return WMError::NOT_REGISTERED;
1416     }
1417
1418     if (action.visible != TaskVisible::INVISIBLE)
1419     {
1420         this->activate(surface); // Layout Manager task
1421     }
1422     else
1423     {
1424         this->deactivate(surface); // Layout Manager task
1425     }
1426     return WMError::SUCCESS;
1427 }
1428
1429 WMError WindowManager::setSurfaceSize(unsigned surface, const std::string &area)
1430 {
1431     this->surface_set_layout(surface, area);
1432
1433     return WMError::SUCCESS;
1434 }
1435
1436 WMError WindowManager::changeCurrentState(unsigned req_num)
1437 {
1438     HMI_SEQ_DEBUG(req_num, "Change current layout state");
1439     bool trigger_found = false, action_found = false;
1440     auto trigger = g_app_list.getRequest(req_num, &trigger_found);
1441     auto actions = g_app_list.getActions(req_num, &action_found);
1442     if (!trigger_found || !action_found)
1443     {
1444         HMI_SEQ_ERROR(req_num, "Action not found");
1445         return WMError::LAYOUT_CHANGE_FAIL;
1446     }
1447
1448     // Layout state reset
1449     struct LayoutState reset_state{-1, -1};
1450     HMI_SEQ_DEBUG(req_num,"Reset layout state");
1451     for (const auto &action : actions)
1452     {
1453         if(!g_app_list.contains(action.appid)){
1454             return WMError::NOT_REGISTERED;
1455         }
1456         auto client = g_app_list.lookUpClient(action.appid);
1457         auto pCurState = *this->layers.get_layout_state((int)client->surfaceID(action.role));
1458         if(pCurState == nullptr)
1459         {
1460             HMI_SEQ_ERROR(req_num, "Counldn't find current status");
1461             continue;
1462         }
1463         pCurState->main = reset_state.main;
1464         pCurState->sub = reset_state.sub;
1465     }
1466
1467     HMI_SEQ_DEBUG(req_num, "Change state");
1468     for (const auto &action : actions)
1469     {
1470         auto client = g_app_list.lookUpClient(action.appid);
1471         auto pLayerCurState = *this->layers.get_layout_state((int)client->surfaceID(action.role));
1472         if (pLayerCurState == nullptr)
1473         {
1474             HMI_SEQ_ERROR(req_num, "Counldn't find current status");
1475             continue;
1476         }
1477         int surface = -1;
1478
1479         if (action.visible != TaskVisible::INVISIBLE)
1480         {
1481             surface = (int)client->surfaceID(action.role);
1482             HMI_SEQ_INFO(req_num, "Change %s surface : %d, state visible area : %s",
1483                             action.role.c_str(), surface, action.area.c_str());
1484             // visible == true -> layout changes
1485             if(action.area == "normal.full" || action.area == "split.main")
1486             {
1487                 pLayerCurState->main = surface;
1488             }
1489             else if (action.area == "split.sub")
1490             {
1491                 pLayerCurState->sub = surface;
1492             }
1493             else
1494             {
1495                 // normalfull
1496                 pLayerCurState->main = surface;
1497             }
1498         }
1499     }
1500
1501     return WMError::SUCCESS;
1502 }
1503
1504 void WindowManager::emitScreenUpdated(unsigned req_num)
1505 {
1506     // Get visible apps
1507     HMI_SEQ_DEBUG(req_num, "emit screen updated");
1508     bool found = false;
1509     auto actions = g_app_list.getActions(req_num, &found);
1510
1511     // create json object
1512     json_object *j = json_object_new_object();
1513     json_object *jarray = json_object_new_array();
1514
1515     for(const auto& action: actions)
1516     {
1517         if(action.visible != TaskVisible::INVISIBLE)
1518         {
1519             json_object_array_add(jarray, json_object_new_string(action.appid.c_str()));
1520         }
1521     }
1522     json_object_object_add(j, kKeyIds, jarray);
1523     HMI_SEQ_INFO(req_num, "Visible app: %s", json_object_get_string(j));
1524
1525     int ret = afb_event_push(
1526         this->map_afb_event[kListEventName[Event_ScreenUpdated]], j);
1527     if (ret != 0)
1528     {
1529         HMI_DEBUG("wm", "afb_event_push failed: %m");
1530     }
1531 }
1532
1533 void WindowManager::setTimer()
1534 {
1535     struct timespec ts;
1536     if (clock_gettime(CLOCK_BOOTTIME, &ts) != 0) {
1537         HMI_ERROR("wm", "Could't set time (clock_gettime() returns with error");
1538         return;
1539     }
1540
1541     HMI_SEQ_DEBUG(g_app_list.currentRequestNumber(), "Timer set activate");
1542     if (g_timer_ev_src == nullptr)
1543     {
1544         // firsttime set into sd_event
1545         int ret = sd_event_add_time(afb_daemon_get_event_loop(), &g_timer_ev_src,
1546             CLOCK_BOOTTIME, (uint64_t)(ts.tv_sec + kTimeOut) * 1000000ULL, 1, processTimerHandler, this);
1547         if (ret < 0)
1548         {
1549             HMI_ERROR("wm", "Could't set timer");
1550         }
1551     }
1552     else
1553     {
1554         // update timer limitation after second time
1555         sd_event_source_set_time(g_timer_ev_src, (uint64_t)(ts.tv_sec + kTimeOut) * 1000000ULL);
1556         sd_event_source_set_enabled(g_timer_ev_src, SD_EVENT_ONESHOT);
1557     }
1558 }
1559
1560 void WindowManager::stopTimer()
1561 {
1562     unsigned req_num = g_app_list.currentRequestNumber();
1563     HMI_SEQ_DEBUG(req_num, "Timer stop");
1564     int rc = sd_event_source_set_enabled(g_timer_ev_src, SD_EVENT_OFF);
1565     if (rc < 0)
1566     {
1567         HMI_SEQ_ERROR(req_num, "Timer stop failed");
1568     }
1569 }
1570
1571 void WindowManager::processNextRequest()
1572 {
1573     g_app_list.next();
1574     g_app_list.reqDump();
1575     unsigned req_num = g_app_list.currentRequestNumber();
1576     if (g_app_list.haveRequest())
1577     {
1578         HMI_SEQ_DEBUG(req_num, "Process next request");
1579         WMError rc = doTransition(req_num);
1580         if (rc != WMError::SUCCESS)
1581         {
1582             HMI_SEQ_ERROR(req_num, errorDescription(rc));
1583         }
1584     }
1585     else
1586     {
1587         HMI_SEQ_DEBUG(req_num, "Nothing Request. Waiting Request");
1588     }
1589 }
1590
1591 const char* WindowManager::convertRoleOldToNew(char const *old_role)
1592 {
1593     const char *new_role = nullptr;
1594
1595     for (auto const &on : this->roleold2new)
1596     {
1597         std::regex regex = std::regex(on.first);
1598         if (std::regex_match(old_role, regex))
1599         {
1600             // role is old. So convert to new.
1601             new_role = on.second.c_str();
1602             break;
1603         }
1604     }
1605
1606     if (nullptr == new_role)
1607     {
1608         // role is new or fallback.
1609         new_role = old_role;
1610     }
1611
1612     HMI_DEBUG("wm", "old:%s -> new:%s", old_role, new_role);
1613
1614     return new_role;
1615 }
1616
1617 int WindowManager::loadOldRoleDb()
1618 {
1619     // Get afm application installed dir
1620     char const *afm_app_install_dir = getenv("AFM_APP_INSTALL_DIR");
1621     HMI_DEBUG("wm", "afm_app_install_dir:%s", afm_app_install_dir);
1622
1623     std::string file_name;
1624     if (!afm_app_install_dir)
1625     {
1626         HMI_ERROR("wm", "AFM_APP_INSTALL_DIR is not defined");
1627     }
1628     else
1629     {
1630         file_name = std::string(afm_app_install_dir) + std::string("/etc/old_roles.db");
1631     }
1632
1633     // Load old_role.db
1634     json_object* json_obj;
1635     int ret = jh::inputJsonFilie(file_name.c_str(), &json_obj);
1636     if (0 > ret)
1637     {
1638         HMI_ERROR("wm", "Could not open old_role.db, so use default old_role information");
1639         json_obj = json_tokener_parse(kDefaultOldRoleDb);
1640     }
1641     HMI_DEBUG("wm", "json_obj dump:%s", json_object_get_string(json_obj));
1642
1643     // Perse apps
1644     json_object* json_cfg;
1645     if (!json_object_object_get_ex(json_obj, "old_roles", &json_cfg))
1646     {
1647         HMI_ERROR("wm", "Parse Error!!");
1648         return -1;
1649     }
1650
1651     int len = json_object_array_length(json_cfg);
1652     HMI_DEBUG("wm", "json_cfg len:%d", len);
1653     HMI_DEBUG("wm", "json_cfg dump:%s", json_object_get_string(json_cfg));
1654
1655     for (int i=0; i<len; i++)
1656     {
1657         json_object* json_tmp = json_object_array_get_idx(json_cfg, i);
1658
1659         const char* old_role = jh::getStringFromJson(json_tmp, "name");
1660         if (nullptr == old_role)
1661         {
1662             HMI_ERROR("wm", "Parse Error!!");
1663             return -1;
1664         }
1665
1666         const char* new_role = jh::getStringFromJson(json_tmp, "new");
1667         if (nullptr == new_role)
1668         {
1669             HMI_ERROR("wm", "Parse Error!!");
1670             return -1;
1671         }
1672
1673         this->roleold2new[old_role] = std::string(new_role);
1674     }
1675
1676     // Check
1677     for(auto itr = this->roleold2new.begin();
1678       itr != this->roleold2new.end(); ++itr)
1679     {
1680         HMI_DEBUG("wm", ">>> role old:%s new:%s",
1681                   itr->first.c_str(), itr->second.c_str());
1682     }
1683
1684     // Release json_object
1685     json_object_put(json_obj);
1686
1687     return 0;
1688 }
1689
1690 const char *WindowManager::check_surface_exist(const char *drawing_name)
1691 {
1692     auto const &surface_id = this->lookup_id(drawing_name);
1693     if (!surface_id)
1694     {
1695         return "Surface does not exist";
1696     }
1697
1698     if (!this->controller->surface_exists(*surface_id))
1699     {
1700         return "Surface does not exist in controller!";
1701     }
1702
1703     auto layer_id = this->layers.get_layer_id(*surface_id);
1704
1705     if (!layer_id)
1706     {
1707         return "Surface is not on any layer!";
1708     }
1709
1710     auto o_state = *this->layers.get_layout_state(*surface_id);
1711
1712     if (o_state == nullptr)
1713     {
1714         return "Could not find layer for surface";
1715     }
1716
1717     HMI_DEBUG("wm", "surface %d is detected", *surface_id);
1718     return nullptr;
1719 }
1720
1721 bool WindowManager::can_split(struct LayoutState const &state, int new_id)
1722 {
1723     if (state.main != -1 && state.main != new_id)
1724     {
1725         auto new_id_layer = this->layers.get_layer_id(new_id).value();
1726         auto current_id_layer = this->layers.get_layer_id(state.main).value();
1727
1728         // surfaces are on separate layers, don't bother.
1729         if (new_id_layer != current_id_layer)
1730         {
1731             return false;
1732         }
1733
1734         std::string const &new_id_str = this->lookup_name(new_id).value();
1735         std::string const &cur_id_str = this->lookup_name(state.main).value();
1736
1737         auto const &layer = this->layers.get_layer(new_id_layer);
1738
1739         HMI_DEBUG("wm", "layer info name: %s", layer->name.c_str());
1740
1741         if (layer->layouts.empty())
1742         {
1743             return false;
1744         }
1745
1746         for (auto i = layer->layouts.cbegin(); i != layer->layouts.cend(); i++)
1747         {
1748             HMI_DEBUG("wm", "%d main_match '%s'", new_id_layer, i->main_match.c_str());
1749             auto rem = std::regex(i->main_match);
1750             if (std::regex_match(cur_id_str, rem))
1751             {
1752                 // build the second one only if the first already matched
1753                 HMI_DEBUG("wm", "%d sub_match '%s'", new_id_layer, i->sub_match.c_str());
1754                 auto res = std::regex(i->sub_match);
1755                 if (std::regex_match(new_id_str, res))
1756                 {
1757                     HMI_DEBUG("wm", "layout matched!");
1758                     return true;
1759                 }
1760             }
1761         }
1762     }
1763
1764     return false;
1765 }
1766
1767 const char* WindowManager::kDefaultOldRoleDb = "{ \
1768     \"old_roles\": [ \
1769         { \
1770             \"name\": \"HomeScreen\", \
1771             \"new\": \"homescreen\" \
1772         }, \
1773         { \
1774             \"name\": \"Music\", \
1775             \"new\": \"music\" \
1776         }, \
1777         { \
1778             \"name\": \"MediaPlayer\", \
1779             \"new\": \"music\" \
1780         }, \
1781         { \
1782             \"name\": \"Video\", \
1783             \"new\": \"video\" \
1784         }, \
1785         { \
1786             \"name\": \"VideoPlayer\", \
1787             \"new\": \"video\" \
1788         }, \
1789         { \
1790             \"name\": \"WebBrowser\", \
1791             \"new\": \"browser\" \
1792         }, \
1793         { \
1794             \"name\": \"Radio\", \
1795             \"new\": \"radio\" \
1796         }, \
1797         { \
1798             \"name\": \"Phone\", \
1799             \"new\": \"phone\" \
1800         }, \
1801         { \
1802             \"name\": \"Navigation\", \
1803             \"new\": \"map\" \
1804         }, \
1805         { \
1806             \"name\": \"HVAC\", \
1807             \"new\": \"hvac\" \
1808         }, \
1809         { \
1810             \"name\": \"Settings\", \
1811             \"new\": \"settings\" \
1812         }, \
1813         { \
1814             \"name\": \"Dashboard\", \
1815             \"new\": \"dashboard\" \
1816         }, \
1817         { \
1818             \"name\": \"POI\", \
1819             \"new\": \"poi\" \
1820         }, \
1821         { \
1822             \"name\": \"Mixer\", \
1823             \"new\": \"mixer\" \
1824         }, \
1825         { \
1826             \"name\": \"Restriction\", \
1827             \"new\": \"restriction\" \
1828         }, \
1829         { \
1830             \"name\": \"^OnScreen.*\", \
1831             \"new\": \"on_screen\" \
1832         } \
1833     ] \
1834 }";
1835
1836 /**
1837  * controller_hooks
1838  */
1839 void controller_hooks::surface_created(uint32_t surface_id)
1840 {
1841     this->wmgr->surface_created(surface_id);
1842 }
1843
1844 void controller_hooks::surface_removed(uint32_t surface_id)
1845 {
1846     this->wmgr->surface_removed(surface_id);
1847 }
1848
1849 void controller_hooks::surface_visibility(uint32_t /*surface_id*/,
1850                                           uint32_t /*v*/) {}
1851
1852 void controller_hooks::surface_destination_rectangle(uint32_t /*surface_id*/,
1853                                                      uint32_t /*x*/,
1854                                                      uint32_t /*y*/,
1855                                                      uint32_t /*w*/,
1856                                                      uint32_t /*h*/) {}
1857
1858 } // namespace wm