2 * Copyright (c) 2017 TOYOTA MOTOR CORPORATION
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
8 * http://www.apache.org/licenses/LICENSE-2.0
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.
18 #include "json_helper.hpp"
22 #include "wayland_ivi_wm.hpp"
29 #include <json-c/json.h>
42 /* DrawingArea name used by "{layout}.{area}" */
43 const char kNameLayoutNormal[] = "normal";
44 const char kNameLayoutSplit[] = "split";
45 const char kNameAreaFull[] = "full";
46 const char kNameAreaMain[] = "main";
47 const char kNameAreaSub[] = "sub";
49 /* Key for json obejct */
50 const char kKeyDrawingName[] = "drawing_name";
51 const char kKeyDrawingArea[] = "drawing_area";
52 const char kKeyDrawingRect[] = "drawing_rect";
53 const char kKeyX[] = "x";
54 const char kKeyY[] = "y";
55 const char kKeyWidth[] = "width";
56 const char kKeyHeight[] = "height";
57 const char kKeyWidthPixel[] = "width_pixel";
58 const char kKeyHeightPixel[] = "height_pixel";
59 const char kKeyWidthMm[] = "width_mm";
60 const char kKeyHeightMm[] = "height_mm";
67 result<json> file_to_json(char const *filename) {
69 std::ifstream i(filename);
71 HMI_DEBUG("wm", "Could not open config file, so use default layer information");
72 j = default_layers_json;
81 struct result<layer_map> load_layer_map(char const *filename) {
82 HMI_DEBUG("wm", "loading IDs from %s", filename);
84 auto j = file_to_json(filename);
86 return Err<layer_map>(j.unwrap_err());
88 json jids = j.unwrap();
90 return to_layer_map(jids);
99 App::App(wl::display *d)
107 pending_events(false),
111 auto l = load_layer_map(
112 this->config.get_string("layers.json").value().c_str());
114 this->layers = l.unwrap();
116 HMI_ERROR("wm", "%s", l.err().value());
119 } catch (std::exception &e) {
120 HMI_ERROR("wm", "Loading of configuration failed: %s", e.what());
125 if (!this->display->ok()) {
129 if (this->layers.mapping.empty()) {
130 HMI_ERROR("wm", "No surface -> layer mapping loaded");
139 // Initialize PolicyManager
140 this->pm_.initialize();
142 // Initialize LayoutManager
143 this->lm_.initialize();
146 for (int i=Event_Val_Min; i<=Event_Val_Max; i++) {
147 map_afb_event[kListEventName[i]] = afb_daemon_make_event(kListEventName[i]);
150 this->display->add_global_handler(
151 "wl_output", [this](wl_registry *r, uint32_t name, uint32_t v) {
152 this->outputs.emplace_back(std::make_unique<wl::output>(r, name, v));
155 this->display->add_global_handler(
156 "ivi_wm", [this](wl_registry *r, uint32_t name, uint32_t v) {
158 std::make_unique<struct compositor::controller>(r, name, v);
160 // Init controller hooks
161 this->controller->chooks = &this->chooks;
163 // This protocol needs the output, so lets just add our mapping here...
164 this->controller->add_proxy_to_id_mapping(
165 this->outputs.back()->proxy.get(),
166 wl_proxy_get_id(reinterpret_cast<struct wl_proxy *>(
167 this->outputs.back()->proxy.get())));
170 this->controller->create_screen(this->outputs.back()->proxy.get());
172 // Set display to controller
173 this->controller->display = this->display;
176 // First level objects
177 this->display->roundtrip();
178 // Second level objects
179 this->display->roundtrip();
180 // Third level objects
181 this->display->roundtrip();
183 return init_layers();
186 int App::dispatch_pending_events() {
187 if (this->pop_pending_events()) {
188 this->display->dispatch_pending();
194 bool App::pop_pending_events() {
196 return this->pending_events.compare_exchange_strong(
197 x, false, std::memory_order_consume);
200 void App::set_pending_events() {
201 this->pending_events.store(true, std::memory_order_release);
204 optional<int> App::lookup_id(char const *name) {
205 return this->id_alloc.lookup(std::string(name));
207 optional<std::string> App::lookup_name(int id) {
208 return this->id_alloc.lookup(id);
214 int App::init_layers() {
215 if (!this->controller) {
216 HMI_ERROR("wm", "ivi_controller global not available");
220 if (this->outputs.empty()) {
221 HMI_ERROR("wm", "no output was set up!");
225 auto &c = this->controller;
227 auto &o = this->outputs.front();
228 auto &s = c->screens.begin()->second;
229 auto &layers = c->layers;
231 // Write output dimensions to ivi controller...
232 c->output_size = compositor::size{uint32_t(o->width), uint32_t(o->height)};
233 c->physical_size = compositor::size{uint32_t(o->physical_width),
234 uint32_t(o->physical_height)};
242 // Quick and dirty setup of layers
243 for (auto const &i : this->layers.mapping) {
244 c->layer_create(i.second.layer_id, o->width, o->height);
245 auto &l = layers[i.second.layer_id];
246 l->set_destination_rectangle(0, 0, o->width, o->height);
247 l->set_visibility(1);
248 HMI_DEBUG("wm", "Setting up layer %s (%d) for surface role match \"%s\"",
249 i.second.name.c_str(), i.second.layer_id, i.second.role.c_str());
252 // Add layers to screen
253 s->set_render_order(this->layers.layers);
255 this->layout_commit();
260 void App::layout_commit() {
261 this->controller->commit_changes();
262 this->display->flush();
265 void App::allocateWindowResource(char const *event, char const *drawing_name,
266 char const *drawing_area, char const *role,
267 const reply_func &reply) {
268 const char* new_role = nullptr;
269 const char* new_area = nullptr;
271 if (0 == strcmp("activate", event)) {
273 // This process will be removed
274 // because the applications will specify role instead of drawing_name
276 if ((nullptr == role) || (0 == strcmp("", role))) {
277 HMI_DEBUG("wm", "Role is not specified, so get by using app name");
278 new_role = this->app2role_[drawing_name].c_str();
283 HMI_DEBUG("wm", "drawing_name:%s, new_role: %s", drawing_name, new_role);
287 // This process will be removed
288 // because the area "normal.full" and "normalfull" will be prohibited
290 if (nullptr == drawing_area) {
293 else if (0 == strcmp("normal.full", drawing_area)) {
296 else if (0 == strcmp("homescreen", new_role)) {
297 // Now homescreen specifies "normalfull"
303 HMI_DEBUG("wm", "drawing_area:%s, new_area: %s", drawing_area, new_area);
306 else if (0 == strcmp("deactivate", event)) {
308 // This process will be removed
309 // because the applications will specify role instead of drawing_name
311 if ((nullptr == role) || (0 == strcmp("", role))) {
312 HMI_DEBUG("wm", "Role is not specified, so get by using app name");
313 new_role = this->app2role_[drawing_name].c_str();
318 HMI_DEBUG("wm", "drawing_name:%s, new_role: %s", drawing_name, new_role);
327 // If event is "activate" and area is not specifid,
328 // get default value by using role
331 json_object* json_in = json_object_new_object();
332 json_object* json_out = json_object_new_object();
333 json_object_object_add(json_in, "event", json_object_new_string(event));
335 if (nullptr != new_role) {
336 json_object_object_add(json_in, "role", json_object_new_string(new_role));
338 if (nullptr != new_area) {
339 json_object_object_add(json_in, "area", json_object_new_string(new_area));
342 int ret = this->pm_.checkPolicy(json_in, &json_out);
344 reply("Error checkPolicy()");
348 HMI_DEBUG("wm", "result: %s", json_object_get_string(json_out));
351 // Release json_object
352 json_object_put(json_in);
355 json_object* json_car;
356 if (!json_object_object_get_ex(json_out, "car", &json_car)) {
357 reply("Not found key \"car\"");
361 json_bool is_changed;
362 is_changed = jh::getBoolFromJson(json_car, "is_changed");
365 std::string car_state = jh::getStringFromJson(json_car, "state");
366 HMI_DEBUG("wm", "car_state: %s", car_state.c_str());
369 if ("car_stop" == car_state) {
372 else if ("car_run" == car_state) {
376 reply("Unknown car state");
382 json_object* json_lamp;
383 if (!json_object_object_get_ex(json_out, "lamp", &json_lamp)) {
384 reply("Not found key \"lamp\"");
388 is_changed = jh::getBoolFromJson(json_lamp, "is_changed");
391 std::string lamp_state = jh::getStringFromJson(json_lamp, "state");
392 HMI_DEBUG("wm", "lamp_state: %s", lamp_state.c_str());
395 if ("lamp_off" == lamp_state) {
396 this->emitHeadlampOff();
398 else if ("lamp_on" == lamp_state) {
399 this->emitHeadlampOn();
402 reply("Unknown lamp state");
408 const char* category = nullptr;
409 std::string str_category;
410 if (nullptr != new_role) {
411 str_category = this->pm_.roleToCategory(new_role);
412 category = str_category.c_str();
413 HMI_DEBUG("wm", "role:%s category:%s", new_role, category);
417 if (this->lm_.updateLayout(json_out, new_role, category)) {
418 HMI_DEBUG("wm", "Layer is changed!!");
421 this->allocateSurface();
424 HMI_DEBUG("wm", "All layer is NOT changed!!");
427 // Release json_object
428 json_object_put(json_out);
433 void App::enqueue_flushdraw(int surface_id) {
434 this->check_flushdraw(surface_id);
435 HMI_DEBUG("wm", "Enqueuing EndDraw for surface_id %d", surface_id);
436 this->pending_end_draw.push_back(surface_id);
439 void App::check_flushdraw(int surface_id) {
440 auto i = std::find(std::begin(this->pending_end_draw),
441 std::end(this->pending_end_draw), surface_id);
442 if (i != std::end(this->pending_end_draw)) {
443 auto n = this->lookup_name(surface_id);
444 HMI_ERROR("wm", "Application %s (%d) has pending EndDraw call(s)!",
445 n ? n->c_str() : "unknown-name", surface_id);
446 std::swap(this->pending_end_draw[std::distance(
447 std::begin(this->pending_end_draw), i)],
448 this->pending_end_draw.back());
449 this->pending_end_draw.resize(this->pending_end_draw.size() - 1);
453 void App::api_enddraw(char const *drawing_name) {
454 for (unsigned i = 0, iend = this->pending_end_draw.size(); i < iend; i++) {
455 auto n = this->lookup_name(this->pending_end_draw[i]);
456 if (n && *n == drawing_name) {
457 std::swap(this->pending_end_draw[i], this->pending_end_draw[iend - 1]);
458 this->pending_end_draw.resize(iend - 1);
459 this->activate(this->pending_end_draw[i]);
460 this->emit_flushdraw(drawing_name);
465 void App::api_ping() { this->dispatch_pending_events(); }
467 void App::send_event(char const *evname){
468 HMI_DEBUG("wm", "%s: %s", __func__, evname);
470 int ret = afb_event_push(this->map_afb_event[evname], nullptr);
472 HMI_DEBUG("wm", "afb_event_push failed: %m");
476 void App::send_event(char const *evname, char const *label){
477 HMI_DEBUG("wm", "%s: %s(%s)", __func__, evname, label);
479 json_object *j = json_object_new_object();
480 json_object_object_add(j, kKeyDrawingName, json_object_new_string(label));
482 int ret = afb_event_push(this->map_afb_event[evname], j);
484 HMI_DEBUG("wm", "afb_event_push failed: %m");
488 void App::send_event(char const *evname, char const *label, char const *area,
489 int x, int y, int w, int h) {
490 HMI_DEBUG("wm", "%s: %s(%s, %s) x:%d y:%d w:%d h:%d",
491 __func__, evname, label, area, x, y, w, h);
493 json_object *j_rect = json_object_new_object();
494 json_object_object_add(j_rect, kKeyX, json_object_new_int(x));
495 json_object_object_add(j_rect, kKeyY, json_object_new_int(y));
496 json_object_object_add(j_rect, kKeyWidth, json_object_new_int(w));
497 json_object_object_add(j_rect, kKeyHeight, json_object_new_int(h));
499 json_object *j = json_object_new_object();
500 json_object_object_add(j, kKeyDrawingName, json_object_new_string(label));
501 json_object_object_add(j, kKeyDrawingArea, json_object_new_string(area));
502 json_object_object_add(j, kKeyDrawingRect, j_rect);
504 int ret = afb_event_push(this->map_afb_event[evname], j);
506 HMI_DEBUG("wm", "afb_event_push failed: %m");
513 void App::surface_created(uint32_t surface_id) {
514 auto layer_id = this->layers.get_layer_id(surface_id);
516 HMI_DEBUG("wm", "Newly created surfce %d is not associated with any layer!",
521 HMI_DEBUG("wm", "surface_id is %u, layer_id is %u", surface_id, *layer_id);
523 this->controller->layers[*layer_id]->add_surface(surface_id);
524 this->layout_commit();
525 // activate the main_surface right away
526 /*if (surface_id == static_cast<unsigned>(this->layers.main_surface)) {
527 HMI_DEBUG("wm", "Activating main_surface (%d)", surface_id);
529 this->api_activate_surface(
530 this->lookup_name(surface_id).value_or("unknown-name").c_str());
534 void App::surface_removed(uint32_t surface_id) {
535 HMI_DEBUG("wm", "surface_id is %u", surface_id);
537 // We cannot normally deactivate the main_surface, so be explicit
539 if (int(surface_id) == this->layers.main_surface) {
540 this->deactivate_main_surface();
542 auto drawing_name = this->lookup_name(surface_id);
544 this->allocateWindowResource("deactivate", drawing_name->c_str(),
550 this->id_alloc.remove_id(surface_id);
551 this->layers.remove_surface(surface_id);
554 void App::emit_activated(char const *label) {
555 this->send_event(kListEventName[Event_Active], label);
558 void App::emit_deactivated(char const *label) {
559 this->send_event(kListEventName[Event_Inactive], label);
562 void App::emit_syncdraw(char const *label, char const *area, int x, int y, int w, int h) {
563 this->send_event(kListEventName[Event_SyncDraw], label, area, x, y, w, h);
566 void App::emit_flushdraw(char const *label) {
567 this->send_event(kListEventName[Event_FlushDraw], label);
570 void App::emit_visible(char const *label, bool is_visible) {
571 this->send_event(is_visible ? kListEventName[Event_Visible] : kListEventName[Event_Invisible], label);
574 void App::emit_invisible(char const *label) {
575 return emit_visible(label, false);
578 void App::emit_visible(char const *label) { return emit_visible(label, true); }
580 void App::emitHeadlampOff() {
581 // Send HeadlampOff event for all application
582 this->send_event(kListEventName[Event_HeadlampOff]);
585 void App::emitHeadlampOn() {
586 // Send HeadlampOn event for all application
587 this->send_event(kListEventName[Event_HeadlampOn]);
590 void App::emitCarStop() {
591 // Send CarStop event for all application
592 this->send_event(kListEventName[Event_CarStop]);
595 void App::emitCarRun() {
596 // Send CarRun event for all application
597 this->send_event(kListEventName[Event_CarRun]);
600 result<int> App::api_request_surface(char const *drawing_name) {
601 auto lid = this->layers.get_layer_id(std::string(drawing_name));
604 * register drawing_name as fallback and make it displayed.
606 lid = this->layers.get_layer_id(std::string("Fallback"));
607 HMI_DEBUG("wm", "%s is not registered in layers.json, then fallback as normal app", drawing_name);
609 return Err<int>("Drawing name does not match any role, Fallback is disabled");
613 auto rname = this->lookup_id(drawing_name);
615 // name does not exist yet, allocate surface id...
616 auto id = int(this->id_alloc.generate_id(drawing_name));
617 this->layers.add_surface(id, *lid);
619 // set the main_surface[_name] here and now
620 if (!this->layers.main_surface_name.empty() &&
621 this->layers.main_surface_name == drawing_name) {
622 this->layers.main_surface = id;
623 HMI_DEBUG("wm", "Set main_surface id to %u", id);
628 // This process will be implemented in SystemManager
631 auto id = int(this->app_id_alloc_.generate_id(drawing_name));
632 this->appname2appid_[drawing_name] = id;
636 // Set map of (role, surface_id)
637 std::string role = this->app2role_[std::string(drawing_name)];
638 this->role2surfaceid_[role] = id;
643 // Check currently registered drawing names if it is already there.
644 return Err<int>("Surface already present");
647 char const *App::api_request_surface(char const *drawing_name,
648 char const *ivi_id) {
651 auto lid = this->layers.get_layer_id(std::string(drawing_name));
652 unsigned sid = std::stol(ivi_id);
656 * register drawing_name as fallback and make it displayed.
658 lid = this->layers.get_layer_id(std::string("Fallback"));
659 HMI_DEBUG("wm", "%s is not registered in layers.json, then fallback as normal app", drawing_name);
661 return "Drawing name does not match any role, Fallback is disabled";
665 auto rname = this->lookup_id(drawing_name);
668 return "Surface already present";
671 // register pair drawing_name and ivi_id
672 this->id_alloc.register_name_id(drawing_name, sid);
673 this->layers.add_surface(sid, *lid);
675 // this surface is already created
676 HMI_DEBUG("wm", "surface_id is %u, layer_id is %u", sid, *lid);
678 this->controller->layers[*lid]->add_surface(sid);
679 this->layout_commit();
684 result<json_object *> App::api_get_display_info() {
686 if (!this->controller) {
687 return Err<json_object *>("ivi_controller global not available");
691 compositor::size o_size = this->controller->output_size;
692 compositor::size p_size = this->controller->physical_size;
694 json_object *object = json_object_new_object();
695 json_object_object_add(object, kKeyWidthPixel, json_object_new_int(o_size.w));
696 json_object_object_add(object, kKeyHeightPixel, json_object_new_int(o_size.h));
697 json_object_object_add(object, kKeyWidthMm, json_object_new_int(p_size.w));
698 json_object_object_add(object, kKeyHeightMm, json_object_new_int(p_size.h));
700 return Ok<json_object *>(object);
703 result<json_object *> App::api_get_area_info(char const *drawing_name) {
704 HMI_DEBUG("wm", "called");
706 // Check drawing name, surface/layer id
707 auto const &surface_id = this->lookup_id(drawing_name);
709 return Err<json_object *>("Surface does not exist");
712 if (!this->controller->surface_exists(*surface_id)) {
713 return Err<json_object *>("Surface does not exist in controller!");
716 auto layer_id = this->layers.get_layer_id(*surface_id);
718 return Err<json_object *>("Surface is not on any layer!");
721 auto o_state = *this->layers.get_layout_state(*surface_id);
722 if (o_state == nullptr) {
723 return Err<json_object *>("Could not find layer for surface");
726 struct LayoutState &state = *o_state;
727 if ((state.main != *surface_id) && (state.sub != *surface_id)) {
728 return Err<json_object *>("Surface is inactive");
731 // Set area rectangle
732 compositor::rect area_info = this->area_info[*surface_id];
733 json_object *object = json_object_new_object();
734 json_object_object_add(object, kKeyX, json_object_new_int(area_info.x));
735 json_object_object_add(object, kKeyY, json_object_new_int(area_info.y));
736 json_object_object_add(object, kKeyWidth, json_object_new_int(area_info.w));
737 json_object_object_add(object, kKeyHeight, json_object_new_int(area_info.h));
739 return Ok<json_object *>(object);
742 void App::activate(int id) {
743 auto ip = this->controller->sprops.find(id);
744 if (ip != this->controller->sprops.end()) {
745 this->controller->surfaces[id]->set_visibility(1);
747 this->lookup_name(id).value_or("unknown-name").c_str();
750 if ((0 == strcmp(label, "Radio"))
751 || (0 == strcmp(label, "MediaPlayer"))
752 || (0 == strcmp(label, "Music"))
753 || (0 == strcmp(label, "Navigation"))) {
754 for (auto i = surface_bg.begin(); i != surface_bg.end(); ++i) {
757 this->surface_bg.erase(i);
759 // Remove from BG layer (999)
760 HMI_DEBUG("wm", "Remove %s(%d) from BG layer", label, id);
761 this->controller->layers[999]->remove_surface(id);
763 // Add to FG layer (1001)
764 HMI_DEBUG("wm", "Add %s(%d) to FG layer", label, id);
765 this->controller->layers[1001]->add_surface(id);
767 for (int j : this->surface_bg) {
768 HMI_DEBUG("wm", "Stored id:%d", j);
775 this->layout_commit();
777 this->emit_visible(label);
778 this->emit_activated(label);
782 void App::deactivate(int id) {
783 auto ip = this->controller->sprops.find(id);
784 if (ip != this->controller->sprops.end()) {
786 this->lookup_name(id).value_or("unknown-name").c_str();
789 if ((0 == strcmp(label, "Radio"))
790 || (0 == strcmp(label, "MediaPlayer"))
791 || (0 == strcmp(label, "Music"))
792 || (0 == strcmp(label, "Navigation"))) {
795 this->surface_bg.push_back(id);
797 // Remove from FG layer (1001)
798 HMI_DEBUG("wm", "Remove %s(%d) from FG layer", label, id);
799 this->controller->layers[1001]->remove_surface(id);
801 // Add to BG layer (999)
802 HMI_DEBUG("wm", "Add %s(%d) to BG layer", label, id);
803 this->controller->layers[999]->add_surface(id);
805 for (int j : surface_bg) {
806 HMI_DEBUG("wm", "Stored id:%d", j);
810 this->controller->surfaces[id]->set_visibility(0);
814 this->emit_deactivated(label);
815 this->emit_invisible(label);
819 void App::deactivate(std::string role) {
820 std::string app = this->roleToApp(role);
821 auto const &id = this->lookup_id(app.c_str());
823 HMI_ERROR("wm", "Surface does not exist");
826 HMI_DEBUG("wm", "Deactivate role:%s (app:%s)",
827 role.c_str(), app.c_str());
829 this->deactivate(*id);
832 void App::deactivate_main_surface() {
833 this->layers.main_surface = -1;
834 this->allocateWindowResource("deactivate", this->layers.main_surface_name.c_str(),
842 void controller_hooks::surface_created(uint32_t surface_id) {
843 this->app->surface_created(surface_id);
846 void controller_hooks::surface_removed(uint32_t surface_id) {
847 this->app->surface_removed(surface_id);
850 void controller_hooks::surface_visibility(uint32_t /*surface_id*/,
853 void controller_hooks::surface_destination_rectangle(uint32_t /*surface_id*/,
859 int App::allocateSurface() {
860 HMI_DEBUG("wm", "Call");
862 // Get current/previous layers
863 LayoutManager::TypeLayers crr_layers = this->lm_.getCurrentLayers();
864 LayoutManager::TypeLayers prv_layers = this->lm_.getPreviousLayers();
866 // Update resource of all layers
867 for (auto itr_layers = crr_layers.begin();
868 itr_layers != crr_layers.end(); ++itr_layers) {
870 std::string layer = itr_layers->first;
871 HMI_DEBUG("wm", "Update resource in %s layer", layer.c_str());
873 // If layout is changed, update resouce
874 if (this->lm_.isLayoutChanged(layer.c_str())) {
875 // Get current/previous layout
876 LayoutManager::TypeLayouts crr_layout = itr_layers->second;
877 LayoutManager::TypeLayouts prv_layout = prv_layers[layer];
879 // Get current/previous layout name
880 std::string crr_layout_name = crr_layout.begin()->first;
881 std::string prv_layout_name = prv_layout.begin()->first;
882 HMI_DEBUG("wm", "layout name crr:%s prv:%s",
883 crr_layout_name.c_str(), prv_layout_name.c_str());
885 // Get current/previous ares
886 LayoutManager::TypeAreas crr_areas = crr_layout[crr_layout_name];
887 LayoutManager::TypeAreas prv_areas = prv_layout[prv_layout_name];
889 // Create previous displayed role list
890 std::string prv_area_name;
891 std::vector<std::string> prv_role_list;
892 for (auto itr_areas = prv_areas.begin();
893 itr_areas != prv_areas.end(); ++itr_areas) {
894 prv_area_name = itr_areas->first;
895 prv_role_list.push_back(prv_areas[prv_area_name]["role"]);
896 HMI_DEBUG("wm", "previous displayed role:%s",
897 prv_areas[prv_area_name]["role"].c_str());
900 // Allocate surface for each area
901 std::string crr_area_name;
902 std::string crr_role_name;
903 LayoutManager::TypeRolCtg crr_rol_ctg;
904 for (auto itr_areas = crr_areas.begin();
905 itr_areas != crr_areas.end(); ++itr_areas) {
906 crr_area_name = itr_areas->first;
907 crr_rol_ctg = itr_areas->second;
909 // Get role of current area
910 if ("category" == crr_rol_ctg.begin()->first) {
911 // If current area have category
913 std::string crr_ctg = crr_rol_ctg.begin()->second;
915 // Serch relevant role fron previous displayed role list
916 for (auto itr_role = prv_role_list.begin();
917 itr_role != prv_role_list.end(); ++itr_role) {
918 std::string prv_ctg = this->pm_.roleToCategory((*itr_role).c_str());
919 if (crr_ctg == prv_ctg) {
920 // First discovered role is set to current role
921 crr_role_name = *itr_role;
923 // Delete used role for other areas
924 // which have same category
925 prv_role_list.erase(itr_role);
932 crr_role_name = itr_areas->second["role"];
934 HMI_DEBUG("wm", "Allocate surface for area:%s role:%s",
935 crr_area_name.c_str(), crr_role_name.c_str());
937 // Deactivate non-displayed role
938 std::string prv_role_name;
939 if (crr_layout_name == prv_layout_name) {
940 HMI_DEBUG("wm", "Current layout is same with previous");
942 // Deactivate previous role in same area
943 // if it is different with current
944 prv_role_name = prv_areas[crr_area_name]["role"];
945 if (crr_role_name != prv_role_name) {
946 this->deactivate(prv_role_name);
950 HMI_DEBUG("wm", "Current layout is different with previous");
952 if ("none" != prv_layout_name) {
953 // Deactivate previous role in all area in previous layout
954 // if it is different with current role
955 for(auto itr = prv_areas.begin(); itr != prv_areas.end(); ++itr) {
956 prv_role_name = itr->second["role"].c_str();
957 if (crr_role_name != prv_role_name) {
958 this->deactivate(prv_role_name);
964 // Set surface for displayed role
965 if ("none" != crr_layout_name) {
966 // If current layout is not "none",
967 // set surface for current role
968 this->setSurfaceSize(crr_role_name.c_str(), crr_area_name.c_str());
971 // This API is workaround.
972 // Resource manager should manage each resource infomations
973 // according to architecture document.
974 this->lm_.updateArea(layer.c_str(), crr_role_name.c_str(), crr_area_name.c_str());
982 void App::setSurfaceSize(const char* role, const char* area) {
983 HMI_DEBUG("wm", "role:%s area:%s", role, area);
985 // Get size of current area
986 compositor::rect size = this->lm_.getAreaSize(area);
988 // Set destination to the display rectangle
989 int surface_id = this->role2surfaceid_[role];
990 auto &s = this->controller->surfaces[surface_id];
991 s->set_destination_rectangle(size.x, size.y, size.w, size.h);
992 this->layout_commit();
994 // Update area information
995 this->area_info[surface_id].x = size.x;
996 this->area_info[surface_id].y = size.y;
997 this->area_info[surface_id].w = size.w;
998 this->area_info[surface_id].h = size.h;
999 HMI_DEBUG("wm", "Surface rect { %d, %d, %d, %d }",
1000 size.x, size.y, size.w, size.h);
1002 // Emit syncDraw event
1003 const char* app = this->roleToApp(role).c_str();
1004 this->emit_syncdraw(app, area,
1005 size.x, size.y, size.w, size.h);
1007 // Enqueue flushDraw event
1008 this->enqueue_flushdraw(surface_id);
1011 std::string App::roleToApp(std::string role) {
1012 HMI_DEBUG("wm", "Call");
1014 for (auto itr = this->app2role_.begin();
1015 itr != this->app2role_.end(); itr++) {
1016 if (role == itr->second) {
1020 return std::string("none");
1023 extern const char* kDefaultAppDb;
1024 int App::loadAppDb() {
1025 HMI_DEBUG("wm", "Call");
1027 // Get afm application installed dir
1028 char const *afm_app_install_dir = getenv("AFM_APP_INSTALL_DIR");
1029 HMI_DEBUG("wm", "afm_app_install_dir:%s", afm_app_install_dir);
1031 std::string file_name;
1032 if (!afm_app_install_dir) {
1033 HMI_ERROR("wm", "AFM_APP_INSTALL_DIR is not defined");
1036 file_name = std::string(afm_app_install_dir) + std::string("/etc/app.db");
1040 HMI_DEBUG("wm", "file_name:%s", file_name.c_str());
1041 json_object* json_obj = json_object_from_file(file_name.c_str());
1042 if (nullptr == json_obj) {
1043 HMI_ERROR("wm", "Could not open app.db, so use default role information");
1044 json_obj = json_tokener_parse(kDefaultAppDb);
1046 HMI_DEBUG("wm", "json_obj dump:%s", json_object_get_string(json_obj));
1049 HMI_DEBUG("wm", "Perse apps");
1050 json_object* json_cfg;
1051 if (!json_object_object_get_ex(json_obj, "apps", &json_cfg)) {
1052 HMI_ERROR("wm", "Parse Error!!");
1056 int len = json_object_array_length(json_cfg);
1057 HMI_DEBUG("wm", "json_cfg len:%d", len);
1058 HMI_DEBUG("wm", "json_cfg dump:%s", json_object_get_string(json_cfg));
1060 for (int i=0; i<len; i++) {
1061 json_object* json_tmp = json_object_array_get_idx(json_cfg, i);
1062 HMI_DEBUG("wm", "> json_tmp dump:%s", json_object_get_string(json_tmp));
1064 const char* app = jh::getStringFromJson(json_tmp, "name");
1065 if (nullptr == app) {
1066 HMI_ERROR("wm", "Parse Error!!");
1069 HMI_DEBUG("wm", "> app:%s", app);
1071 const char* role = jh::getStringFromJson(json_tmp, "role");
1072 if (nullptr == role) {
1073 HMI_ERROR("wm", "Parse Error!!");
1076 HMI_DEBUG("wm", "> role:%s", role);
1078 this->app2role_[app] = std::string(role);
1082 for(auto itr = this->app2role_.begin();
1083 itr != this->app2role_.end(); ++itr) {
1084 HMI_DEBUG("wm", "app:%s role:%s",
1085 itr->first.c_str(), itr->second.c_str());
1088 // Release json_object
1089 json_object_put(json_obj);
1095 const char* kDefaultAppDb = "{ \
1098 \"name\": \"HomeScreen\", \
1099 \"role\": \"homescreen\" \
1102 \"name\": \"Music\", \
1103 \"role\": \"music\" \
1106 \"name\": \"MediaPlayer\", \
1107 \"role\": \"music\" \
1110 \"name\": \"Video\", \
1111 \"role\": \"video\" \
1114 \"name\": \"VideoPlayer\", \
1115 \"role\": \"video\" \
1118 \"name\": \"WebBrowser\", \
1119 \"role\": \"browser\" \
1122 \"name\": \"Radio\", \
1123 \"role\": \"radio\" \
1126 \"name\": \"Phone\", \
1127 \"role\": \"phone\" \
1130 \"name\": \"Navigation\", \
1134 \"name\": \"HVAC\", \
1135 \"role\": \"hvac\" \
1138 \"name\": \"Settings\", \
1139 \"role\": \"settings\" \
1142 \"name\": \"Dashboard\", \
1143 \"role\": \"dashboard\" \
1146 \"name\": \"POI\", \
1150 \"name\": \"Mixer\", \
1151 \"role\": \"mixer\" \