src/app.cpp

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