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 unsigned kTimeOut = 3000000UL; /* 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
  41 /* Key for json obejct */
  42 const char kKeyDrawingName[] = "drawing_name";
  43 const char kKeyDrawingArea[] = "drawing_area";
  44 const char kKeyDrawingRect[] = "drawing_rect";
  45 const char kKeyX[]           = "x";
  46 const char kKeyY[]           = "y";
  47 const char kKeyWidth[]       = "width";
  48 const char kKeyHeight[]      = "height";
  49 const char kKeyWidthPixel[]  = "width_pixel";
  50 const char kKeyHeightPixel[] = "height_pixel";
  51 const char kKeyWidthMm[]     = "width_mm";
  52 const char kKeyHeightMm[]    = "height_mm";
  53 const char kKeyIds[]         = "ids";
  54
  55 static sd_event_source *g_timer_ev_src = nullptr;
  56 static AppList g_app_list;
  57
  58 namespace
  59 {
  60
  61 using nlohmann::json;
  62
  63 result<json> file_to_json(char const *filename)
  64 {
  65     json j;
  66     std::ifstream i(filename);
  67     if (i.fail())
  68     {
  69         HMI_DEBUG("wm", "Could not open config file, so use default layer information");
  70         j = default_layers_json;
  71     }
  72     else
  73     {
  74         i >> j;
  75     }
  76
  77     return Ok(j);
  78 }
  79
  80 struct result<layer_map> load_layer_map(char const *filename)
  81 {
  82     HMI_DEBUG("wm", "loading IDs from %s", filename);
  83
  84     auto j = file_to_json(filename);
  85     if (j.is_err())
  86     {
  87         return Err<layer_map>(j.unwrap_err());
  88     }
  89     json jids = j.unwrap();
  90
  91     return to_layer_map(jids);
  92 }
  93
  94 static int processTimerHandler(sd_event_source *s, uint64_t usec, void *userdata)
  95 {
  96     HMI_NOTICE("wm", "Time out occurs because the client replys endDraw slow, so revert the request");
  97     reinterpret_cast<wm::WindowManager *>(userdata)->timerHandler();
  98     return 0;
  99 }
 100
 101 } // namespace
 102
 103 /**
 104  * WindowManager Impl
 105  */
 106 WindowManager::WindowManager(wl::display *d)
 107     : chooks{this},
 108       display{d},
 109       controller{},
 110       outputs(),
 111       layers(),
 112       id_alloc{},
 113       pending_events(false)
 114 {
 115     char const *path_layers_json = getenv("AFM_APP_INSTALL_DIR");
 116     std::string path;
 117     if (!path_layers_json)
 118     {
 119         HMI_ERROR("wm", "AFM_APP_INSTALL_DIR is not defined");
 120         path = std::string(path_layers_json);
 121     }
 122     else
 123     {
 124         path = std::string(path_layers_json) + std::string("/etc/layers.json");
 125     }
 126
 127     try
 128     {
 129         {
 130             auto l = load_layer_map(path.c_str());
 131             if (l.is_ok())
 132             {
 133                 this->layers = l.unwrap();
 134             }
 135             else
 136             {
 137                 HMI_ERROR("wm", "%s", l.err().value());
 138             }
 139         }
 140     }
 141     catch (std::exception &e)
 142     {
 143         HMI_ERROR("wm", "Loading of configuration failed: %s", e.what());
 144     }
 145 }
 146
 147 int WindowManager::init()
 148 {
 149     if (!this->display->ok())
 150     {
 151         return -1;
 152     }
 153
 154     if (this->layers.mapping.empty())
 155     {
 156         HMI_ERROR("wm", "No surface -> layer mapping loaded");
 157         return -1;
 158     }
 159
 160     // TODO: application requests by old role,
 161     //       so create role map (old, new)
 162     // Load old_role.db
 163     this->loadOldRoleDb();
 164
 165     // Make afb event
 166     for (int i = Event_Val_Min; i <= Event_Val_Max; i++)
 167     {
 168         map_afb_event[kListEventName[i]] = afb_daemon_make_event(kListEventName[i]);
 169     }
 170
 171     this->display->add_global_handler(
 172         "wl_output", [this](wl_registry *r, uint32_t name, uint32_t v) {
 173             this->outputs.emplace_back(std::make_unique<wl::output>(r, name, v));
 174         });
 175
 176     this->display->add_global_handler(
 177         "ivi_wm", [this](wl_registry *r, uint32_t name, uint32_t v) {
 178             this->controller =
 179                 std::make_unique<struct compositor::controller>(r, name, v);
 180
 181             // Init controller hooks
 182             this->controller->chooks = &this->chooks;
 183
 184             // This protocol needs the output, so lets just add our mapping here...
 185             this->controller->add_proxy_to_id_mapping(
 186                 this->outputs.back()->proxy.get(),
 187                 wl_proxy_get_id(reinterpret_cast<struct wl_proxy *>(
 188                     this->outputs.back()->proxy.get())));
 189
 190             // Create screen
 191             this->controller->create_screen(this->outputs.back()->proxy.get());
 192
 193             // Set display to controller
 194             this->controller->display = this->display;
 195         });
 196
 197     // First level objects
 198     this->display->roundtrip();
 199     // Second level objects
 200     this->display->roundtrip();
 201     // Third level objects
 202     this->display->roundtrip();
 203
 204     return init_layers();
 205 }
 206
 207 int WindowManager::dispatch_pending_events()
 208 {
 209     if (this->pop_pending_events())
 210     {
 211         this->display->dispatch_pending();
 212         return 0;
 213     }
 214     return -1;
 215 }
 216
 217 void WindowManager::set_pending_events()
 218 {
 219     this->pending_events.store(true, std::memory_order_release);
 220 }
 221
 222 result<int> WindowManager::api_request_surface(char const *appid, char const *drawing_name)
 223 {
 224     // TODO: application requests by old role,
 225     //       so convert role old to new
 226     const char *role = this->convertRoleOldToNew(drawing_name);
 227
 228     auto lid = this->layers.get_layer_id(std::string(role));
 229     if (!lid)
 230     {
 231         /**
 232        * register drawing_name as fallback and make it displayed.
 233        */
 234         lid = this->layers.get_layer_id(std::string("fallback"));
 235         HMI_DEBUG("wm", "%s is not registered in layers.json, then fallback as normal app", role);
 236         if (!lid)
 237         {
 238             return Err<int>("Drawing name does not match any role, Fallback is disabled");
 239         }
 240     }
 241
 242     auto rname = this->lookup_id(role);
 243     if (!rname)
 244     {
 245         // name does not exist yet, allocate surface id...
 246         auto id = int(this->id_alloc.generate_id(role));
 247         this->layers.add_surface(id, *lid);
 248
 249         // set the main_surface[_name] here and now
 250         if (!this->layers.main_surface_name.empty() &&
 251             this->layers.main_surface_name == drawing_name)
 252         {
 253             this->layers.main_surface = id;
 254             HMI_DEBUG("wm", "Set main_surface id to %u", id);
 255         }
 256
 257         // add client into the db
 258         std::string appid_str(appid);
 259         g_app_list.addClient(appid_str, *lid, id, std::string(role));
 260
 261         // Set role map of (new, old)
 262         this->rolenew2old[role] = std::string(drawing_name);
 263
 264         return Ok<int>(id);
 265     }
 266
 267     // Check currently registered drawing names if it is already there.
 268     return Err<int>("Surface already present");
 269 }
 270
 271 char const *WindowManager::api_request_surface(char const *appid, char const *drawing_name,
 272                                      char const *ivi_id)
 273 {
 274     ST();
 275
 276     // TODO: application requests by old role,
 277     //       so convert role old to new
 278     const char *role = this->convertRoleOldToNew(drawing_name);
 279
 280     auto lid = this->layers.get_layer_id(std::string(role));
 281     unsigned sid = std::stol(ivi_id);
 282
 283     if (!lid)
 284     {
 285         /**
 286        * register drawing_name as fallback and make it displayed.
 287        */
 288         lid = this->layers.get_layer_id(std::string("fallback"));
 289         HMI_DEBUG("wm", "%s is not registered in layers.json, then fallback as normal app", role);
 290         if (!lid)
 291         {
 292             return "Drawing name does not match any role, Fallback is disabled";
 293         }
 294     }
 295
 296     auto rname = this->lookup_id(role);
 297
 298     if (rname)
 299     {
 300         return "Surface already present";
 301     }
 302
 303     // register pair drawing_name and ivi_id
 304     this->id_alloc.register_name_id(role, sid);
 305     this->layers.add_surface(sid, *lid);
 306
 307     // this surface is already created
 308     HMI_DEBUG("wm", "surface_id is %u, layer_id is %u", sid, *lid);
 309
 310     this->controller->layers[*lid]->add_surface(sid);
 311     this->layout_commit();
 312
 313     // add client into the db
 314     std::string appid_str(appid);
 315     g_app_list.addClient(appid_str, *lid, sid, std::string(role));
 316
 317     // Set role map of (new, old)
 318     this->rolenew2old[role] = std::string(drawing_name);
 319
 320     return nullptr;
 321 }
 322
 323 void WindowManager::api_activate_surface(char const *appid, char const *drawing_name,
 324                                char const *drawing_area, const reply_func &reply)
 325 {
 326     ST();
 327
 328     // TODO: application requests by old role,
 329     //       so convert role old to new
 330     const char *c_role = this->convertRoleOldToNew(drawing_name);
 331
 332     std::string id = appid;
 333     std::string role = c_role;
 334     std::string area = drawing_area;
 335     Task task = Task::TASK_ALLOCATE;
 336     unsigned req_num = 0;
 337     WMError ret = WMError::UNKNOWN;
 338
 339     ret = this->setRequest(id, role, area, task, &req_num);
 340
 341     if(ret != WMError::SUCCESS)
 342     {
 343         HMI_ERROR("wm", errorDescription(ret));
 344         reply("Failed to set request");
 345         return;
 346     }
 347
 348     reply(nullptr);
 349     if (req_num != g_app_list.currentRequestNumber())
 350     {
 351         // Add request, then invoked after the previous task is finished
 352         HMI_SEQ_DEBUG(req_num, "request is accepted");
 353         return;
 354     }
 355
 356     /*
 357      * Do allocate tasks
 358      */
 359     ret = this->doTransition(req_num);
 360
 361     if (ret != WMError::SUCCESS)
 362     {
 363         //this->emit_error()
 364         HMI_SEQ_ERROR(req_num, errorDescription(ret));
 365         g_app_list.removeRequest(req_num);
 366         this->processNextRequest();
 367     }
 368 }
 369
 370 void WindowManager::api_deactivate_surface(char const *appid, char const *drawing_name,
 371                                  const reply_func &reply)
 372 {
 373     ST();
 374
 375     // TODO: application requests by old role,
 376     //       so convert role old to new
 377     const char *c_role = this->convertRoleOldToNew(drawing_name);
 378
 379     /*
 380     * Check Phase
 381     */
 382     std::string id = appid;
 383     std::string role = c_role;
 384     std::string area = ""; //drawing_area;
 385     Task task = Task::TASK_RELEASE;
 386     unsigned req_num = 0;
 387     WMError ret = WMError::UNKNOWN;
 388
 389     ret = this->setRequest(id, role, area, task, &req_num);
 390
 391     if (ret != WMError::SUCCESS)
 392     {
 393         HMI_ERROR("wm", errorDescription(ret));
 394         reply("Failed to set request");
 395         return;
 396     }
 397
 398     reply(nullptr);
 399     if (req_num != g_app_list.currentRequestNumber())
 400     {
 401         // Add request, then invoked after the previous task is finished
 402         HMI_SEQ_DEBUG(req_num, "request is accepted");
 403         return;
 404     }
 405
 406     /*
 407     * Do allocate tasks
 408     */
 409     ret = this->doTransition(req_num);
 410
 411     if (ret != WMError::SUCCESS)
 412     {
 413         //this->emit_error()
 414         HMI_SEQ_ERROR(req_num, errorDescription(ret));
 415         g_app_list.removeRequest(req_num);
 416         this->processNextRequest();
 417     }
 418 }
 419
 420 void WindowManager::api_enddraw(char const *appid, char const *drawing_name)
 421 {
 422     // TODO: application requests by old role,
 423     //       so convert role old to new
 424     const char *c_role = this->convertRoleOldToNew(drawing_name);
 425
 426     std::string id = appid;
 427     std::string role = c_role;
 428     unsigned current_req = g_app_list.currentRequestNumber();
 429     bool result = g_app_list.setEndDrawFinished(current_req, id, role);
 430
 431     if (!result)
 432     {
 433         HMI_ERROR("wm", "%s is not in transition state", id.c_str());
 434         return;
 435     }
 436
 437     if (g_app_list.endDrawFullfilled(current_req))
 438     {
 439         // do task for endDraw
 440         this->stopTimer();
 441         WMError ret = this->doEndDraw(current_req);
 442
 443         if(ret != WMError::SUCCESS)
 444         {
 445             //this->emit_error();
 446         }
 447         this->emitScreenUpdated(current_req);
 448         HMI_SEQ_INFO(current_req, "Finish request status: %s", errorDescription(ret));
 449
 450         g_app_list.removeRequest(current_req);
 451
 452         this->processNextRequest();
 453     }
 454     else
 455     {
 456         HMI_SEQ_INFO(current_req, "Wait other App call endDraw");
 457         return;
 458     }
 459 }
 460
 461 result<json_object *> WindowManager::api_get_display_info()
 462 {
 463     // Check controller
 464     if (!this->controller)
 465     {
 466         return Err<json_object *>("ivi_controller global not available");
 467     }
 468
 469     // Set display info
 470     compositor::size o_size = this->controller->output_size;
 471     compositor::size p_size = this->controller->physical_size;
 472
 473     json_object *object = json_object_new_object();
 474     json_object_object_add(object, kKeyWidthPixel, json_object_new_int(o_size.w));
 475     json_object_object_add(object, kKeyHeightPixel, json_object_new_int(o_size.h));
 476     json_object_object_add(object, kKeyWidthMm, json_object_new_int(p_size.w));
 477     json_object_object_add(object, kKeyHeightMm, json_object_new_int(p_size.h));
 478
 479     return Ok<json_object *>(object);
 480 }
 481
 482 result<json_object *> WindowManager::api_get_area_info(char const *drawing_name)
 483 {
 484     HMI_DEBUG("wm", "called");
 485
 486     // TODO: application requests by old role,
 487     //       so convert role old to new
 488     const char *role = this->convertRoleOldToNew(drawing_name);
 489
 490     // Check drawing name, surface/layer id
 491     auto const &surface_id = this->lookup_id(role);
 492     if (!surface_id)
 493     {
 494         return Err<json_object *>("Surface does not exist");
 495     }
 496
 497     if (!this->controller->surface_exists(*surface_id))
 498     {
 499         return Err<json_object *>("Surface does not exist in controller!");
 500     }
 501
 502     auto layer_id = this->layers.get_layer_id(*surface_id);
 503     if (!layer_id)
 504     {
 505         return Err<json_object *>("Surface is not on any layer!");
 506     }
 507
 508     auto o_state = *this->layers.get_layout_state(*surface_id);
 509     if (o_state == nullptr)
 510     {
 511         return Err<json_object *>("Could not find layer for surface");
 512     }
 513
 514     struct LayoutState &state = *o_state;
 515     if ((state.main != *surface_id) && (state.sub != *surface_id))
 516     {
 517         return Err<json_object *>("Surface is inactive");
 518     }
 519
 520     // Set area rectangle
 521     compositor::rect area_info = this->area_info[*surface_id];
 522     json_object *object = json_object_new_object();
 523     json_object_object_add(object, kKeyX, json_object_new_int(area_info.x));
 524     json_object_object_add(object, kKeyY, json_object_new_int(area_info.y));
 525     json_object_object_add(object, kKeyWidth, json_object_new_int(area_info.w));
 526     json_object_object_add(object, kKeyHeight, json_object_new_int(area_info.h));
 527
 528     return Ok<json_object *>(object);
 529 }
 530
 531 void WindowManager::api_ping() { this->dispatch_pending_events(); }
 532
 533 void WindowManager::send_event(char const *evname, char const *label)
 534 {
 535     HMI_DEBUG("wm", "%s: %s(%s)", __func__, evname, label);
 536
 537     json_object *j = json_object_new_object();
 538     json_object_object_add(j, kKeyDrawingName, json_object_new_string(label));
 539
 540     int ret = afb_event_push(this->map_afb_event[evname], j);
 541     if (ret != 0)
 542     {
 543         HMI_DEBUG("wm", "afb_event_push failed: %m");
 544     }
 545 }
 546
 547 void WindowManager::send_event(char const *evname, char const *label, char const *area,
 548                      int x, int y, int w, int h)
 549 {
 550     HMI_DEBUG("wm", "%s: %s(%s, %s) x:%d y:%d w:%d h:%d",
 551               __func__, evname, label, area, x, y, w, h);
 552
 553     json_object *j_rect = json_object_new_object();
 554     json_object_object_add(j_rect, kKeyX, json_object_new_int(x));
 555     json_object_object_add(j_rect, kKeyY, json_object_new_int(y));
 556     json_object_object_add(j_rect, kKeyWidth, json_object_new_int(w));
 557     json_object_object_add(j_rect, kKeyHeight, json_object_new_int(h));
 558
 559     json_object *j = json_object_new_object();
 560     json_object_object_add(j, kKeyDrawingName, json_object_new_string(label));
 561     json_object_object_add(j, kKeyDrawingArea, json_object_new_string(area));
 562     json_object_object_add(j, kKeyDrawingRect, j_rect);
 563
 564     int ret = afb_event_push(this->map_afb_event[evname], j);
 565     if (ret != 0)
 566     {
 567         HMI_DEBUG("wm", "afb_event_push failed: %m");
 568     }
 569 }
 570
 571 /**
 572  * proxied events
 573  */
 574 void WindowManager::surface_created(uint32_t surface_id)
 575 {
 576     auto layer_id = this->layers.get_layer_id(surface_id);
 577     if (!layer_id)
 578     {
 579         HMI_DEBUG("wm", "Newly created surfce %d is not associated with any layer!",
 580                   surface_id);
 581         return;
 582     }
 583
 584     HMI_DEBUG("wm", "surface_id is %u, layer_id is %u", surface_id, *layer_id);
 585
 586     this->controller->layers[*layer_id]->add_surface(surface_id);
 587     this->layout_commit();
 588 }
 589
 590 void WindowManager::surface_removed(uint32_t surface_id)
 591 {
 592     HMI_DEBUG("wm", "surface_id is %u", surface_id);
 593     g_app_list.removeSurface(surface_id);
 594 }
 595
 596 void WindowManager::removeClient(const std::string &appid)
 597 {
 598     HMI_DEBUG("wm", "Remove clinet %s from list", appid.c_str());
 599     g_app_list.removeClient(appid);
 600 }
 601
 602 void WindowManager::exceptionProcessForTransition()
 603 {
 604     unsigned req_num = g_app_list.currentRequestNumber();
 605     HMI_SEQ_NOTICE(req_num, "Process exception handling for request. Remove current request %d", req_num);
 606     g_app_list.removeRequest(req_num);
 607     HMI_SEQ_NOTICE(g_app_list.currentRequestNumber(), "Process next request if exists");
 608     this->processNextRequest();
 609 }
 610
 611 void WindowManager::timerHandler()
 612 {
 613     unsigned req_num = g_app_list.currentRequestNumber();
 614     HMI_SEQ_DEBUG(req_num, "Timer expired remove Request");
 615     g_app_list.reqDump();
 616     g_app_list.removeRequest(req_num);
 617     this->processNextRequest();
 618 }
 619
 620 /*
 621  ******* Private Functions *******
 622  */
 623
 624 bool WindowManager::pop_pending_events()
 625 {
 626     bool x{true};
 627     return this->pending_events.compare_exchange_strong(
 628         x, false, std::memory_order_consume);
 629 }
 630
 631 optional<int> WindowManager::lookup_id(char const *name)
 632 {
 633     return this->id_alloc.lookup(std::string(name));
 634 }
 635 optional<std::string> WindowManager::lookup_name(int id)
 636 {
 637     return this->id_alloc.lookup(id);
 638 }
 639
 640 /**
 641  * init_layers()
 642  */
 643 int WindowManager::init_layers()
 644 {
 645     if (!this->controller)
 646     {
 647         HMI_ERROR("wm", "ivi_controller global not available");
 648         return -1;
 649     }
 650
 651     if (this->outputs.empty())
 652     {
 653         HMI_ERROR("wm", "no output was set up!");
 654         return -1;
 655     }
 656
 657     auto &c = this->controller;
 658
 659     auto &o = this->outputs.front();
 660     auto &s = c->screens.begin()->second;
 661     auto &layers = c->layers;
 662
 663     // Write output dimensions to ivi controller...
 664     c->output_size = compositor::size{uint32_t(o->width), uint32_t(o->height)};
 665     c->physical_size = compositor::size{uint32_t(o->physical_width),
 666                                         uint32_t(o->physical_height)};
 667
 668     // Clear scene
 669     layers.clear();
 670
 671     // Clear screen
 672     s->clear();
 673
 674     // Quick and dirty setup of layers
 675     for (auto const &i : this->layers.mapping)
 676     {
 677         c->layer_create(i.second.layer_id, o->width, o->height);
 678         auto &l = layers[i.second.layer_id];
 679         l->set_destination_rectangle(0, 0, o->width, o->height);
 680         l->set_visibility(1);
 681         HMI_DEBUG("wm", "Setting up layer %s (%d) for surface role match \"%s\"",
 682                   i.second.name.c_str(), i.second.layer_id, i.second.role.c_str());
 683     }
 684
 685     // Add layers to screen
 686     s->set_render_order(this->layers.layers);
 687
 688     this->layout_commit();
 689
 690     this->layers.setupArea(o->width, o->height);
 691
 692     return 0;
 693 }
 694
 695 void WindowManager::surface_set_layout(int surface_id, const std::string& area)
 696 {
 697     if (!this->controller->surface_exists(surface_id))
 698     {
 699         HMI_ERROR("wm", "Surface %d does not exist", surface_id);
 700         return;
 701     }
 702
 703     auto o_layer_id = this->layers.get_layer_id(surface_id);
 704
 705     if (!o_layer_id)
 706     {
 707         HMI_ERROR("wm", "Surface %d is not associated with any layer!", surface_id);
 708         return;
 709     }
 710
 711     uint32_t layer_id = *o_layer_id;
 712
 713     auto const &layer = this->layers.get_layer(layer_id);
 714     auto rect = this->layers.getAreaSize(area);
 715     HMI_SEQ_DEBUG(g_app_list.currentRequestNumber(), "%s : x:%d y:%d w:%d h:%d", area.c_str(),
 716                     rect.x, rect.y, rect.w, rect.h);
 717     auto &s = this->controller->surfaces[surface_id];
 718
 719     int x = rect.x;
 720     int y = rect.y;
 721     int w = rect.w;
 722     int h = rect.h;
 723
 724     // less-than-0 values refer to MAX + 1 - $VALUE
 725     // e.g. MAX is either screen width or height
 726     if (w < 0)
 727     {
 728         w = this->controller->output_size.w + 1 + w;
 729     }
 730     if (h < 0)
 731     {
 732         h = this->controller->output_size.h + 1 + h;
 733     }
 734
 735     HMI_DEBUG("wm", "surface_set_layout for surface %u on layer %u", surface_id,
 736               layer_id);
 737
 738     // set destination to the display rectangle
 739     s->set_destination_rectangle(x, y, w, h);
 740
 741     // update area information
 742     this->area_info[surface_id].x = x;
 743     this->area_info[surface_id].y = y;
 744     this->area_info[surface_id].w = w;
 745     this->area_info[surface_id].h = h;
 746
 747     HMI_DEBUG("wm", "Surface %u now on layer %u with rect { %d, %d, %d, %d }",
 748               surface_id, layer_id, x, y, w, h);
 749 }
 750
 751 void WindowManager::layout_commit()
 752 {
 753     this->controller->commit_changes();
 754     this->display->flush();
 755 }
 756
 757 void WindowManager::emit_activated(char const *label)
 758 {
 759     this->send_event(kListEventName[Event_Active], label);
 760 }
 761
 762 void WindowManager::emit_deactivated(char const *label)
 763 {
 764     this->send_event(kListEventName[Event_Inactive], label);
 765 }
 766
 767 void WindowManager::emit_syncdraw(char const *label, char const *area, int x, int y, int w, int h)
 768 {
 769     this->send_event(kListEventName[Event_SyncDraw], label, area, x, y, w, h);
 770 }
 771
 772 void WindowManager::emit_syncdraw(const std::string &role, const std::string &area)
 773 {
 774     compositor::rect rect = this->layers.getAreaSize(area);
 775     this->send_event(kListEventName[Event_SyncDraw],
 776         role.c_str(), area.c_str(), rect.x, rect.y, rect.w, rect.h);
 777 }
 778
 779 void WindowManager::emit_flushdraw(char const *label)
 780 {
 781     this->send_event(kListEventName[Event_FlushDraw], label);
 782 }
 783
 784 void WindowManager::emit_visible(char const *label, bool is_visible)
 785 {
 786     this->send_event(is_visible ? kListEventName[Event_Visible] : kListEventName[Event_Invisible], label);
 787 }
 788
 789 void WindowManager::emit_invisible(char const *label)
 790 {
 791     return emit_visible(label, false);
 792 }
 793
 794 void WindowManager::emit_visible(char const *label) { return emit_visible(label, true); }
 795
 796 void WindowManager::activate(int id)
 797 {
 798     auto ip = this->controller->sprops.find(id);
 799     if (ip != this->controller->sprops.end())
 800     {
 801         this->controller->surfaces[id]->set_visibility(1);
 802         char const *label =
 803             this->lookup_name(id).value_or("unknown-name").c_str();
 804
 805          // FOR CES DEMO >>>
 806         if ((0 == strcmp(label, "radio")) ||
 807             (0 == strcmp(label, "music")) ||
 808             (0 == strcmp(label, "video")) ||
 809             (0 == strcmp(label, "map")))
 810         {
 811             for (auto i = surface_bg.begin(); i != surface_bg.end(); ++i)
 812             {
 813                 if (id == *i)
 814                 {
 815                     // Remove id
 816                     this->surface_bg.erase(i);
 817
 818                     // Remove from BG layer (999)
 819                     HMI_DEBUG("wm", "Remove %s(%d) from BG layer", label, id);
 820                     this->controller->layers[999]->remove_surface(id);
 821
 822                     // Add to FG layer (1001)
 823                     HMI_DEBUG("wm", "Add %s(%d) to FG layer", label, id);
 824                     this->controller->layers[1001]->add_surface(id);
 825
 826                     for (int j : this->surface_bg)
 827                     {
 828                         HMI_DEBUG("wm", "Stored id:%d", j);
 829                     }
 830                     break;
 831                 }
 832             }
 833         }
 834         // <<< FOR CES DEMO
 835
 836         this->layout_commit();
 837
 838         // TODO: application requests by old role,
 839         //       so convert role new to old for emitting event
 840         const char* old_role = this->rolenew2old[label].c_str();
 841
 842         this->emit_visible(old_role);
 843         this->emit_activated(old_role);
 844     }
 845 }
 846
 847 void WindowManager::deactivate(int id)
 848 {
 849     auto ip = this->controller->sprops.find(id);
 850     if (ip != this->controller->sprops.end())
 851     {
 852         char const *label =
 853             this->lookup_name(id).value_or("unknown-name").c_str();
 854
 855         // FOR CES DEMO >>>
 856         if ((0 == strcmp(label, "radio")) ||
 857             (0 == strcmp(label, "music")) ||
 858             (0 == strcmp(label, "video")) ||
 859             (0 == strcmp(label, "map")))
 860         {
 861
 862             // Store id
 863             this->surface_bg.push_back(id);
 864
 865             // Remove from FG layer (1001)
 866             HMI_DEBUG("wm", "Remove %s(%d) from FG layer", label, id);
 867             this->controller->layers[1001]->remove_surface(id);
 868
 869             // Add to BG layer (999)
 870             HMI_DEBUG("wm", "Add %s(%d) to BG layer", label, id);
 871             this->controller->layers[999]->add_surface(id);
 872
 873             for (int j : surface_bg)
 874             {
 875                 HMI_DEBUG("wm", "Stored id:%d", j);
 876             }
 877         }
 878         else
 879         {
 880             this->controller->surfaces[id]->set_visibility(0);
 881         }
 882         // <<< FOR CES DEMO
 883
 884         this->layout_commit();
 885
 886         // TODO: application requests by old role,
 887         //       so convert role new to old for emitting event
 888         const char* old_role = this->rolenew2old[label].c_str();
 889
 890         this->emit_deactivated(old_role);
 891         this->emit_invisible(old_role);
 892     }
 893 }
 894
 895 WMError WindowManager::setRequest(const std::string& appid, const std::string &role, const std::string &area,
 896                             Task task, unsigned* req_num)
 897 {
 898     if (!g_app_list.contains(appid))
 899     {
 900         return WMError::NOT_REGISTERED;
 901     }
 902
 903     auto client = g_app_list.lookUpClient(appid);
 904
 905     /*
 906      * Queueing Phase
 907      */
 908     unsigned current = g_app_list.currentRequestNumber();
 909     unsigned requested_num = g_app_list.getRequestNumber(appid);
 910     if (requested_num != 0)
 911     {
 912         HMI_SEQ_INFO(requested_num,
 913             "%s %s %s request is already queued", appid.c_str(), role.c_str(), area.c_str());
 914         return REQ_REJECTED;
 915     }
 916
 917     WMRequest req = WMRequest(appid, role, area, task);
 918     unsigned new_req = g_app_list.addRequest(req);
 919     *req_num = new_req;
 920     g_app_list.reqDump();
 921
 922     HMI_SEQ_DEBUG(current, "%s start sequence with %s, %s", appid.c_str(), role.c_str(), area.c_str());
 923
 924     return WMError::SUCCESS;
 925 }
 926
 927 WMError WindowManager::doTransition(unsigned req_num)
 928 {
 929     HMI_SEQ_DEBUG(req_num, "check policy");
 930     WMError ret = this->checkPolicy(req_num);
 931     if (ret != WMError::SUCCESS)
 932     {
 933         return ret;
 934     }
 935     HMI_SEQ_DEBUG(req_num, "Start transition.");
 936     ret = this->startTransition(req_num);
 937     return ret;
 938 }
 939
 940 WMError WindowManager::checkPolicy(unsigned req_num)
 941 {
 942     /*
 943     * Check Policy
 944     */
 945     // get current trigger
 946     bool found = false;
 947     bool split = false;
 948     WMError ret = WMError::LAYOUT_CHANGE_FAIL;
 949     auto trigger = g_app_list.getRequest(req_num, &found);
 950     if (!found)
 951     {
 952         ret = WMError::NO_ENTRY;
 953         return ret;
 954     }
 955     std::string req_area = trigger.area;
 956
 957     // >>>> Compatible with current window manager until policy manager coming
 958     if (trigger.task == Task::TASK_ALLOCATE)
 959     {
 960         HMI_SEQ_DEBUG(req_num, "Check split or not");
 961         const char *msg = this->check_surface_exist(trigger.role.c_str());
 962
 963         if (msg)
 964         {
 965             HMI_SEQ_ERROR(req_num, msg);
 966             ret = WMError::LAYOUT_CHANGE_FAIL;
 967             return ret;
 968         }
 969
 970         auto const &surface_id = this->lookup_id(trigger.role.c_str());
 971         auto o_state = *this->layers.get_layout_state(*surface_id);
 972         struct LayoutState &state = *o_state;
 973
 974         unsigned curernt_sid = state.main;
 975         split = this->can_split(state, *surface_id);
 976
 977         if (split)
 978         {
 979             HMI_SEQ_DEBUG(req_num, "Split happens");
 980             // Get current visible role
 981             std::string add_role = this->lookup_name(state.main).value();
 982             // Set next area
 983             std::string add_area = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaMain);
 984             // Change request area
 985             req_area = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaSub);
 986             HMI_SEQ_NOTICE(req_num, "Change request area from %s to %s, because split happens",
 987                                 trigger.area.c_str(), req_area.c_str());
 988             // set another action
 989             std::string add_name = g_app_list.getAppID(curernt_sid, add_role, &found);
 990             if (!found)
 991             {
 992                 HMI_SEQ_ERROR(req_num, "Couldn't widhdraw with surfaceID : %d", curernt_sid);
 993                 ret = WMError::NOT_REGISTERED;
 994                 return ret;
 995             }
 996             HMI_SEQ_INFO(req_num, "Additional split app %s, role: %s, area: %s",
 997                          add_name.c_str(), add_role.c_str(), add_area.c_str());
 998             // Set split action
 999             bool end_draw_finished = false;
1000             WMAction split_action{
1001                 add_name,
1002                 add_role,
1003                 add_area,
1004                 TaskVisible::VISIBLE,
1005                 end_draw_finished};
1006             WMError ret = g_app_list.setAction(req_num, split_action);
1007             if (ret != WMError::SUCCESS)
1008             {
1009                 HMI_SEQ_ERROR(req_num, "Failed to set action");
1010                 return ret;
1011             }
1012             g_app_list.reqDump();
1013         }
1014     }
1015     else
1016     {
1017         HMI_SEQ_DEBUG(req_num, "split doesn't happen");
1018     }
1019
1020     // Set invisible task(Remove if policy manager finish)
1021     ret = this->setInvisibleTask(trigger.role, split);
1022     if(ret != WMError::SUCCESS)
1023     {
1024         HMI_SEQ_ERROR(req_num, "Failed to set invisible task: %s", errorDescription(ret));
1025         return ret;
1026     }
1027
1028     /*  get new status from Policy Manager */
1029     HMI_SEQ_NOTICE(req_num, "ATM, Policy manager does't exist, then set WMAction as is");
1030     if(trigger.role == "homescreen")
1031     {
1032         // TODO : Remove when Policy Manager completed
1033         HMI_SEQ_NOTICE(req_num, "Hack. This process will be removed. Change HomeScreen code!!");
1034         req_area = "fullscreen";
1035     }
1036     TaskVisible task_visible =
1037         (trigger.task == Task::TASK_ALLOCATE) ? TaskVisible::VISIBLE : TaskVisible::INVISIBLE;
1038
1039     ret = g_app_list.setAction(req_num, trigger.appid, trigger.role, req_area, task_visible);
1040     g_app_list.reqDump();
1041
1042     return ret;
1043 }
1044
1045 WMError WindowManager::startTransition(unsigned req_num)
1046 {
1047     bool sync_draw_happen = false;
1048     bool found = false;
1049     WMError ret = WMError::SUCCESS;
1050     auto actions = g_app_list.getActions(req_num, &found);
1051     if (!found)
1052     {
1053         ret = WMError::NO_ENTRY;
1054         HMI_SEQ_ERROR(req_num,
1055             "Window Manager bug :%s : Action is not set", errorDescription(ret));
1056         return ret;
1057     }
1058
1059     for (const auto &action : actions)
1060     {
1061         if (action.visible != TaskVisible::INVISIBLE)
1062         {
1063             sync_draw_happen = true;
1064
1065             // TODO: application requests by old role,
1066             //       so convert role new to old for emitting event
1067             std::string old_role = this->rolenew2old[action.role];
1068
1069             this->emit_syncdraw(old_role, action.area);
1070             /* TODO: emit event for app not subscriber
1071             if(g_app_list.contains(y.appid))
1072                 g_app_list.lookUpClient(y.appid)->emit_syncdraw(y.role, y.area); */
1073         }
1074     }
1075
1076     if (sync_draw_happen)
1077     {
1078         this->setTimer();
1079     }
1080     else
1081     {
1082         // deactivate only, no syncDraw
1083         // Make it deactivate here
1084         for (const auto &x : actions)
1085         {
1086             if (g_app_list.contains(x.appid))
1087             {
1088                 auto client = g_app_list.lookUpClient(x.appid);
1089                 this->deactivate(client->surfaceID(x.role));
1090             }
1091         }
1092         ret = NO_LAYOUT_CHANGE;
1093     }
1094     return ret;
1095 }
1096
1097 WMError WindowManager::setInvisibleTask(const std::string &role, bool split)
1098 {
1099     unsigned req_num = g_app_list.currentRequestNumber();
1100     HMI_SEQ_DEBUG(req_num, "set current visible app to invisible task");
1101     // This task is copied from original actiavete surface
1102     const char *drawing_name = this->rolenew2old[role].c_str();
1103     auto const &surface_id = this->lookup_id(role.c_str());
1104     auto layer_id = this->layers.get_layer_id(*surface_id);
1105     auto o_state = *this->layers.get_layout_state(*surface_id);
1106     struct LayoutState &state = *o_state;
1107     std::string add_name, add_role;
1108     std::string add_area = "";
1109     int surface;
1110     TaskVisible task_visible = TaskVisible::INVISIBLE;
1111     bool end_draw_finished = true;
1112     bool found = false;
1113
1114     for (auto const &l : this->layers.mapping)
1115     {
1116         if (l.second.layer_id <= *layer_id)
1117         {
1118             continue;
1119         }
1120         HMI_DEBUG("wm", "debug: main %d , sub : %d", l.second.state.main, l.second.state.sub);
1121         if (l.second.state.main != -1)
1122         {
1123             //this->deactivate(l.second.state.main);
1124             surface = l.second.state.main;
1125             add_role = *this->id_alloc.lookup(surface);
1126             add_name = g_app_list.getAppID(surface, add_role, &found);
1127             if(!found){
1128                 return WMError::NOT_REGISTERED;
1129             }
1130             HMI_SEQ_INFO(req_num, "Invisible %s", add_name.c_str());
1131             WMAction act{add_name, add_role, add_area, task_visible, end_draw_finished};
1132             g_app_list.setAction(req_num, act);
1133             l.second.state.main = -1;
1134         }
1135
1136         if (l.second.state.sub != -1)
1137         {
1138             //this->deactivate(l.second.state.sub);
1139             surface = l.second.state.sub;
1140             add_role = *this->id_alloc.lookup(surface);
1141             add_name = g_app_list.getAppID(surface, add_role, &found);
1142             if (!found)
1143             {
1144                 return WMError::NOT_REGISTERED;
1145             }
1146             HMI_SEQ_INFO(req_num, "Invisible %s", add_name.c_str());
1147             WMAction act{add_name, add_role, add_area, task_visible, end_draw_finished};
1148             g_app_list.setAction(req_num, act);
1149             l.second.state.sub = -1;
1150         }
1151     }
1152
1153     // change current state here, but this is hack
1154     auto layer = this->layers.get_layer(*layer_id);
1155
1156     if (state.main == -1)
1157     {
1158         HMI_DEBUG("wm", "Layout: %s", kNameLayoutNormal);
1159     }
1160     else
1161     {
1162         if (0 != strcmp(drawing_name, "HomeScreen"))
1163         {
1164             if (split)
1165             {
1166                 if (state.sub != *surface_id)
1167                 {
1168                     if (state.sub != -1)
1169                     {
1170                         //this->deactivate(state.sub);
1171                         WMAction deact_sub;
1172                         deact_sub.role =
1173                             std::move(*this->id_alloc.lookup(state.sub));
1174                         deact_sub.area = add_area;
1175                         deact_sub.appid = g_app_list.getAppID(state.sub, deact_sub.role, &found);
1176                         if (!found)
1177                         {
1178                             HMI_SEQ_ERROR(req_num, "App doesn't exist for role : %s",
1179                                             deact_sub.role.c_str());
1180                             return WMError::NOT_REGISTERED;
1181                         }
1182                         deact_sub.visible = task_visible;
1183                         deact_sub.end_draw_finished = end_draw_finished;
1184                         HMI_SEQ_DEBUG(req_num, "Set invisible task for %s", deact_sub.appid.c_str());
1185                         g_app_list.setAction(req_num, deact_sub);
1186                     }
1187                 }
1188                 //state = LayoutState{state.main, *surface_id};
1189             }
1190             else
1191             {
1192                 HMI_DEBUG("wm", "Layout: %s", kNameLayoutNormal);
1193
1194                 //this->surface_set_layout(*surface_id);
1195                 if (state.main != *surface_id)
1196                 {
1197                     // this->deactivate(state.main);
1198                     WMAction deact_main;
1199                     deact_main.role = std::move(*this->id_alloc.lookup(state.main));
1200                     ;
1201                     deact_main.area = add_area;
1202                     deact_main.appid = g_app_list.getAppID(state.main, deact_main.role, &found);
1203                     if (!found)
1204                     {
1205                         HMI_SEQ_DEBUG(req_num, "sub surface ddoesn't exist");
1206                         return WMError::NOT_REGISTERED;
1207                     }
1208                     deact_main.visible = task_visible;
1209                     deact_main.end_draw_finished = end_draw_finished;
1210                     HMI_SEQ_DEBUG(req_num, "sub surface doesn't exist");
1211                     g_app_list.setAction(req_num, deact_main);
1212                 }
1213                 if (state.sub != -1)
1214                 {
1215                     if (state.sub != *surface_id)
1216                     {
1217                         //this->deactivate(state.sub);
1218                         WMAction deact_sub;
1219                         deact_sub.role = std::move(*this->id_alloc.lookup(state.sub));
1220                         ;
1221                         deact_sub.area = add_area;
1222                         deact_sub.appid = g_app_list.getAppID(state.sub, deact_sub.role, &found);
1223                         if (!found)
1224                         {
1225                             HMI_SEQ_DEBUG(req_num, "sub surface ddoesn't exist");
1226                             return WMError::NOT_REGISTERED;
1227                         }
1228                         deact_sub.visible = task_visible;
1229                         deact_sub.end_draw_finished = end_draw_finished;
1230                         HMI_SEQ_DEBUG(req_num, "sub surface doesn't exist");
1231                         g_app_list.setAction(req_num, deact_sub);
1232                     }
1233                 }
1234                 //state = LayoutState{*surface_id};
1235             }
1236         }
1237     }
1238     return WMError::SUCCESS;
1239 }
1240
1241 WMError WindowManager::doEndDraw(unsigned req_num)
1242 {
1243     // get actions
1244     bool found;
1245     auto actions = g_app_list.getActions(req_num, &found);
1246     WMError ret = WMError::SUCCESS;
1247     if (!found)
1248     {
1249         ret = WMError::NO_ENTRY;
1250         return ret;
1251     }
1252
1253     HMI_SEQ_INFO(req_num, "do endDraw");
1254
1255     // layout change and make it visible
1256     for (const auto &act : actions)
1257     {
1258         // layout change
1259         if(!g_app_list.contains(act.appid)){
1260             ret = WMError::NOT_REGISTERED;
1261         }
1262         ret = this->layoutChange(act);
1263         if(ret != WMError::SUCCESS)
1264         {
1265             HMI_SEQ_WARNING(req_num,
1266                 "Failed to manipulate surfaces while state change : %s", errorDescription(ret));
1267             return ret;
1268         }
1269         ret = this->visibilityChange(act);
1270         if (ret != WMError::SUCCESS)
1271         {
1272             HMI_SEQ_WARNING(req_num,
1273                 "Failed to manipulate surfaces while state change : %s", errorDescription(ret));
1274             return ret;
1275         }
1276         HMI_SEQ_DEBUG(req_num, "visible %s", act.role.c_str());
1277         //this->lm_enddraw(act.role.c_str());
1278     }
1279
1280     // Change current state
1281     this->changeCurrentState(req_num);
1282
1283     HMI_SEQ_INFO(req_num, "emit flushDraw");
1284
1285     for(const auto &act_flush : actions)
1286     {
1287         if(act_flush.visible != TaskVisible::INVISIBLE)
1288         {
1289             // TODO: application requests by old role,
1290             //       so convert role new to old for emitting event
1291             std::string old_role = this->rolenew2old[act_flush.role];
1292
1293             this->emit_flushdraw(old_role.c_str());
1294         }
1295     }
1296
1297     return ret;
1298 }
1299
1300 WMError WindowManager::layoutChange(const WMAction &action)
1301 {
1302     if (action.visible == TaskVisible::INVISIBLE)
1303     {
1304         // Visibility is not change -> no redraw is required
1305         return WMError::SUCCESS;
1306     }
1307     auto client = g_app_list.lookUpClient(action.appid);
1308     unsigned surface = client->surfaceID(action.role);
1309     if (surface == 0)
1310     {
1311         HMI_SEQ_ERROR(g_app_list.currentRequestNumber(),
1312                       "client doesn't have surface with role(%s)", action.role.c_str());
1313         return WMError::NOT_REGISTERED;
1314     }
1315     // Layout Manager
1316     WMError ret = this->setSurfaceSize(surface, action.area);
1317     return ret;
1318 }
1319
1320 WMError WindowManager::visibilityChange(const WMAction &action)
1321 {
1322     HMI_SEQ_DEBUG(g_app_list.currentRequestNumber(), "Change visibility");
1323     if(!g_app_list.contains(action.appid)){
1324         return WMError::NOT_REGISTERED;
1325     }
1326     auto client = g_app_list.lookUpClient(action.appid);
1327     unsigned surface = client->surfaceID(action.role);
1328     if(surface == 0)
1329     {
1330         HMI_SEQ_ERROR(g_app_list.currentRequestNumber(),
1331                       "client doesn't have surface with role(%s)", action.role.c_str());
1332         return WMError::NOT_REGISTERED;
1333     }
1334
1335     if (action.visible != TaskVisible::INVISIBLE)
1336     {
1337         this->activate(surface); // Layout Manager task
1338     }
1339     else
1340     {
1341         this->deactivate(surface); // Layout Manager task
1342     }
1343     return WMError::SUCCESS;
1344 }
1345
1346 WMError WindowManager::setSurfaceSize(unsigned surface, const std::string &area)
1347 {
1348     this->surface_set_layout(surface, area);
1349
1350     return WMError::SUCCESS;
1351 }
1352
1353 WMError WindowManager::changeCurrentState(unsigned req_num)
1354 {
1355     HMI_SEQ_DEBUG(req_num, "Change current layout state");
1356     bool trigger_found = false, action_found = false;
1357     auto trigger = g_app_list.getRequest(req_num, &trigger_found);
1358     auto actions = g_app_list.getActions(req_num, &action_found);
1359     if (!trigger_found || !action_found)
1360     {
1361         HMI_SEQ_ERROR(req_num, "Action not found");
1362         return WMError::LAYOUT_CHANGE_FAIL;
1363     }
1364
1365     // Layout state reset
1366     struct LayoutState reset_state{-1, -1};
1367     HMI_SEQ_DEBUG(req_num,"Reset layout state");
1368     for (const auto &action : actions)
1369     {
1370         if(!g_app_list.contains(action.appid)){
1371             return WMError::NOT_REGISTERED;
1372         }
1373         auto client = g_app_list.lookUpClient(action.appid);
1374         auto pCurState = *this->layers.get_layout_state((int)client->surfaceID(action.role));
1375         if(pCurState == nullptr)
1376         {
1377             HMI_SEQ_ERROR(req_num, "Counldn't find current status");
1378             continue;
1379         }
1380         pCurState->main = reset_state.main;
1381         pCurState->sub = reset_state.sub;
1382     }
1383
1384     HMI_SEQ_DEBUG(req_num, "Change state");
1385     for (const auto &action : actions)
1386     {
1387         auto client = g_app_list.lookUpClient(action.appid);
1388         auto pLayerCurState = *this->layers.get_layout_state((int)client->surfaceID(action.role));
1389         if (pLayerCurState == nullptr)
1390         {
1391             HMI_SEQ_ERROR(req_num, "Counldn't find current status");
1392             continue;
1393         }
1394         int surface = -1;
1395
1396         if (action.visible != TaskVisible::INVISIBLE)
1397         {
1398             surface = (int)client->surfaceID(action.role);
1399             HMI_SEQ_INFO(req_num, "Change %s surface : %d, state visible area : %s",
1400                             action.role.c_str(), surface, action.area.c_str());
1401             // visible == true -> layout changes
1402             if(action.area == "normal.full" || action.area == "split.main")
1403             {
1404                 pLayerCurState->main = surface;
1405             }
1406             else if (action.area == "split.sub")
1407             {
1408                 pLayerCurState->sub = surface;
1409             }
1410             else
1411             {
1412                 // normalfull
1413                 pLayerCurState->main = surface;
1414             }
1415         }
1416     }
1417
1418     return WMError::SUCCESS;
1419 }
1420
1421 void WindowManager::emitScreenUpdated(unsigned req_num)
1422 {
1423     // Get visible apps
1424     HMI_SEQ_DEBUG(req_num, "emit screen updated");
1425     bool found = false;
1426     auto actions = g_app_list.getActions(req_num, &found);
1427
1428     // create json object
1429     json_object *j = json_object_new_object();
1430     json_object *jarray = json_object_new_array();
1431
1432     for(const auto& action: actions)
1433     {
1434         if(action.visible != TaskVisible::INVISIBLE)
1435         {
1436             json_object_array_add(jarray, json_object_new_string(action.appid.c_str()));
1437         }
1438     }
1439     json_object_object_add(j, kKeyIds, jarray);
1440     HMI_SEQ_INFO(req_num, "Visible app: %s", json_object_get_string(j));
1441
1442     int ret = afb_event_push(
1443         this->map_afb_event[kListEventName[Event_ScreenUpdated]], j);
1444     if (ret != 0)
1445     {
1446         HMI_DEBUG("wm", "afb_event_push failed: %m");
1447     }
1448     json_object_put(jarray);
1449 }
1450
1451 void WindowManager::setTimer()
1452 {
1453     HMI_SEQ_DEBUG(g_app_list.currentRequestNumber(), "Timer set activate");
1454     if (g_timer_ev_src == nullptr)
1455     {
1456         // firsttime set into sd_event
1457         int ret = sd_event_add_time(afb_daemon_get_event_loop(), &g_timer_ev_src,
1458             CLOCK_REALTIME, time(NULL) * (1000000UL) + kTimeOut, 1, processTimerHandler, this);
1459         if (ret < 0)
1460         {
1461             HMI_ERROR("wm", "Could't set timer");
1462         }
1463     }
1464     else
1465     {
1466         // update timer limitation after second time
1467         sd_event_source_set_time(g_timer_ev_src, time(NULL) * (1000000UL) + kTimeOut);
1468         sd_event_source_set_enabled(g_timer_ev_src, SD_EVENT_ONESHOT);
1469     }
1470 }
1471
1472 void WindowManager::stopTimer()
1473 {
1474     unsigned req_num = g_app_list.currentRequestNumber();
1475     HMI_SEQ_DEBUG(req_num, "Timer stop");
1476     int rc = sd_event_source_set_enabled(g_timer_ev_src, SD_EVENT_OFF);
1477     if (rc < 0)
1478     {
1479         HMI_SEQ_ERROR(req_num, "Timer stop failed");
1480     }
1481 }
1482
1483 void WindowManager::processNextRequest()
1484 {
1485     g_app_list.next();
1486     g_app_list.reqDump();
1487     unsigned req_num = g_app_list.currentRequestNumber();
1488     if (g_app_list.haveRequest())
1489     {
1490         HMI_SEQ_DEBUG(req_num, "Process next request");
1491         WMError rc = doTransition(req_num);
1492         if (rc != WMError::SUCCESS)
1493         {
1494             HMI_SEQ_ERROR(req_num, errorDescription(rc));
1495         }
1496     }
1497     else
1498     {
1499         HMI_SEQ_DEBUG(req_num, "Nothing Request. Waiting Request");
1500     }
1501 }
1502
1503 const char* WindowManager::convertRoleOldToNew(char const *old_role)
1504 {
1505     const char *new_role = nullptr;
1506
1507     for (auto const &on : this->roleold2new)
1508     {
1509         std::regex regex = std::regex(on.first);
1510         if (std::regex_match(old_role, regex))
1511         {
1512             // role is old. So convert to new.
1513             new_role = on.second.c_str();
1514             break;
1515         }
1516     }
1517
1518     if (nullptr == new_role)
1519     {
1520         // role is new or fallback.
1521         new_role = old_role;
1522     }
1523
1524     HMI_DEBUG("wm", "old:%s -> new:%s", old_role, new_role);
1525
1526     return new_role;
1527 }
1528
1529 int WindowManager::loadOldRoleDb()
1530 {
1531     // Get afm application installed dir
1532     char const *afm_app_install_dir = getenv("AFM_APP_INSTALL_DIR");
1533     HMI_DEBUG("wm", "afm_app_install_dir:%s", afm_app_install_dir);
1534
1535     std::string file_name;
1536     if (!afm_app_install_dir)
1537     {
1538         HMI_ERROR("wm", "AFM_APP_INSTALL_DIR is not defined");
1539     }
1540     else
1541     {
1542         file_name = std::string(afm_app_install_dir) + std::string("/etc/old_roles.db");
1543     }
1544
1545     // Load old_role.db
1546     json_object* json_obj;
1547     int ret = jh::inputJsonFilie(file_name.c_str(), &json_obj);
1548     if (0 > ret)
1549     {
1550         HMI_ERROR("wm", "Could not open old_role.db, so use default old_role information");
1551         json_obj = json_tokener_parse(kDefaultOldRoleDb);
1552     }
1553     HMI_DEBUG("wm", "json_obj dump:%s", json_object_get_string(json_obj));
1554
1555     // Perse apps
1556     json_object* json_cfg;
1557     if (!json_object_object_get_ex(json_obj, "old_roles", &json_cfg))
1558     {
1559         HMI_ERROR("wm", "Parse Error!!");
1560         return -1;
1561     }
1562
1563     int len = json_object_array_length(json_cfg);
1564     HMI_DEBUG("wm", "json_cfg len:%d", len);
1565     HMI_DEBUG("wm", "json_cfg dump:%s", json_object_get_string(json_cfg));
1566
1567     for (int i=0; i<len; i++)
1568     {
1569         json_object* json_tmp = json_object_array_get_idx(json_cfg, i);
1570
1571         const char* old_role = jh::getStringFromJson(json_tmp, "name");
1572         if (nullptr == old_role)
1573         {
1574             HMI_ERROR("wm", "Parse Error!!");
1575             return -1;
1576         }
1577
1578         const char* new_role = jh::getStringFromJson(json_tmp, "new");
1579         if (nullptr == new_role)
1580         {
1581             HMI_ERROR("wm", "Parse Error!!");
1582             return -1;
1583         }
1584
1585         this->roleold2new[old_role] = std::string(new_role);
1586     }
1587
1588     // Check
1589     for(auto itr = this->roleold2new.begin();
1590       itr != this->roleold2new.end(); ++itr)
1591     {
1592         HMI_DEBUG("wm", ">>> role old:%s new:%s",
1593                   itr->first.c_str(), itr->second.c_str());
1594     }
1595
1596     // Release json_object
1597     json_object_put(json_obj);
1598
1599     return 0;
1600 }
1601
1602 const char *WindowManager::check_surface_exist(const char *drawing_name)
1603 {
1604     auto const &surface_id = this->lookup_id(drawing_name);
1605     if (!surface_id)
1606     {
1607         return "Surface does not exist";
1608     }
1609
1610     if (!this->controller->surface_exists(*surface_id))
1611     {
1612         return "Surface does not exist in controller!";
1613     }
1614
1615     auto layer_id = this->layers.get_layer_id(*surface_id);
1616
1617     if (!layer_id)
1618     {
1619         return "Surface is not on any layer!";
1620     }
1621
1622     auto o_state = *this->layers.get_layout_state(*surface_id);
1623
1624     if (o_state == nullptr)
1625     {
1626         return "Could not find layer for surface";
1627     }
1628
1629     HMI_DEBUG("wm", "surface %d is detected", *surface_id);
1630     return nullptr;
1631 }
1632
1633 bool WindowManager::can_split(struct LayoutState const &state, int new_id)
1634 {
1635     if (state.main != -1 && state.main != new_id)
1636     {
1637         auto new_id_layer = this->layers.get_layer_id(new_id).value();
1638         auto current_id_layer = this->layers.get_layer_id(state.main).value();
1639
1640         // surfaces are on separate layers, don't bother.
1641         if (new_id_layer != current_id_layer)
1642         {
1643             return false;
1644         }
1645
1646         std::string const &new_id_str = this->lookup_name(new_id).value();
1647         std::string const &cur_id_str = this->lookup_name(state.main).value();
1648
1649         auto const &layer = this->layers.get_layer(new_id_layer);
1650
1651         HMI_DEBUG("wm", "layer info name: %s", layer->name.c_str());
1652
1653         if (layer->layouts.empty())
1654         {
1655             return false;
1656         }
1657
1658         for (auto i = layer->layouts.cbegin(); i != layer->layouts.cend(); i++)
1659         {
1660             HMI_DEBUG("wm", "%d main_match '%s'", new_id_layer, i->main_match.c_str());
1661             auto rem = std::regex(i->main_match);
1662             if (std::regex_match(cur_id_str, rem))
1663             {
1664                 // build the second one only if the first already matched
1665                 HMI_DEBUG("wm", "%d sub_match '%s'", new_id_layer, i->sub_match.c_str());
1666                 auto res = std::regex(i->sub_match);
1667                 if (std::regex_match(new_id_str, res))
1668                 {
1669                     HMI_DEBUG("wm", "layout matched!");
1670                     return true;
1671                 }
1672             }
1673         }
1674     }
1675
1676     return false;
1677 }
1678
1679 const char* WindowManager::kDefaultOldRoleDb = "{ \
1680     \"old_roles\": [ \
1681         { \
1682             \"name\": \"HomeScreen\", \
1683             \"new\": \"homescreen\" \
1684         }, \
1685         { \
1686             \"name\": \"Music\", \
1687             \"new\": \"music\" \
1688         }, \
1689         { \
1690             \"name\": \"MediaPlayer\", \
1691             \"new\": \"music\" \
1692         }, \
1693         { \
1694             \"name\": \"Video\", \
1695             \"new\": \"video\" \
1696         }, \
1697         { \
1698             \"name\": \"VideoPlayer\", \
1699             \"new\": \"video\" \
1700         }, \
1701         { \
1702             \"name\": \"WebBrowser\", \
1703             \"new\": \"browser\" \
1704         }, \
1705         { \
1706             \"name\": \"Radio\", \
1707             \"new\": \"radio\" \
1708         }, \
1709         { \
1710             \"name\": \"Phone\", \
1711             \"new\": \"phone\" \
1712         }, \
1713         { \
1714             \"name\": \"Navigation\", \
1715             \"new\": \"map\" \
1716         }, \
1717         { \
1718             \"name\": \"HVAC\", \
1719             \"new\": \"hvac\" \
1720         }, \
1721         { \
1722             \"name\": \"Settings\", \
1723             \"new\": \"settings\" \
1724         }, \
1725         { \
1726             \"name\": \"Dashboard\", \
1727             \"new\": \"dashboard\" \
1728         }, \
1729         { \
1730             \"name\": \"POI\", \
1731             \"new\": \"poi\" \
1732         }, \
1733         { \
1734             \"name\": \"Mixer\", \
1735             \"new\": \"mixer\" \
1736         }, \
1737         { \
1738             \"name\": \"Restriction\", \
1739             \"new\": \"restriction\" \
1740         }, \
1741         { \
1742             \"name\": \"^OnScreen.*\", \
1743             \"new\": \"on_screen\" \
1744         } \
1745     ] \
1746 }";
1747
1748 /**
1749  * controller_hooks
1750  */
1751 void controller_hooks::surface_created(uint32_t surface_id)
1752 {
1753     this->app->surface_created(surface_id);
1754 }
1755
1756 void controller_hooks::surface_removed(uint32_t surface_id)
1757 {
1758     this->app->surface_removed(surface_id);
1759 }
1760
1761 void controller_hooks::surface_visibility(uint32_t /*surface_id*/,
1762                                           uint32_t /*v*/) {}
1763
1764 void controller_hooks::surface_destination_rectangle(uint32_t /*surface_id*/,
1765                                                      uint32_t /*x*/,
1766                                                      uint32_t /*y*/,
1767                                                      uint32_t /*w*/,
1768                                                      uint32_t /*h*/) {}
1769
1770 } // namespace wm