/*
* Copyright (c) 2017 TOYOTA MOTOR CORPORATION
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <fstream>
#include <regex>
#include "window_manager.hpp"
#include "json_helper.hpp"
#include "applist.hpp"
extern "C"
{
#include <systemd/sd-event.h>
}
namespace wm
{
static const uint64_t kTimeOut = 3ULL; /* 3s */
/* DrawingArea name used by "{layout}.{area}" */
const char kNameLayoutNormal[] = "normal";
const char kNameLayoutSplit[] = "split";
const char kNameAreaFull[] = "full";
const char kNameAreaMain[] = "main";
const char kNameAreaSub[] = "sub";
/* Key for json obejct */
const char kKeyDrawingName[] = "drawing_name";
const char kKeyDrawingArea[] = "drawing_area";
const char kKeyDrawingRect[] = "drawing_rect";
const char kKeyX[] = "x";
const char kKeyY[] = "y";
const char kKeyWidth[] = "width";
const char kKeyHeight[] = "height";
const char kKeyWidthPixel[] = "width_pixel";
const char kKeyHeightPixel[] = "height_pixel";
const char kKeyWidthMm[] = "width_mm";
const char kKeyHeightMm[] = "height_mm";
const char kKeyScale[] = "scale";
const char kKeyIds[] = "ids";
static sd_event_source *g_timer_ev_src = nullptr;
static AppList g_app_list;
static WindowManager *g_context;
namespace
{
using nlohmann::json;
result<json> file_to_json(char const *filename)
{
json j;
std::ifstream i(filename);
if (i.fail())
{
HMI_DEBUG("wm", "Could not open config file, so use default layer information");
j = default_layers_json;
}
else
{
i >> j;
}
return Ok(j);
}
struct result<layer_map> load_layer_map(char const *filename)
{
HMI_DEBUG("wm", "loading IDs from %s", filename);
auto j = file_to_json(filename);
if (j.is_err())
{
return Err<layer_map>(j.unwrap_err());
}
json jids = j.unwrap();
return to_layer_map(jids);
}
static int processTimerHandler(sd_event_source *s, uint64_t usec, void *userdata)
{
HMI_NOTICE("wm", "Time out occurs because the client replys endDraw slow, so revert the request");
reinterpret_cast<wm::WindowManager *>(userdata)->timerHandler();
return 0;
}
static void onStateTransitioned(std::vector<WMAction> actions)
{
g_context->startTransitionWrapper(actions);
}
static void onError()
{
g_context->processError(WMError::LAYOUT_CHANGE_FAIL);
}
} // namespace
/**
* WindowManager Impl
*/
WindowManager::WindowManager(wl::display *d)
: chooks{this},
display{d},
controller{},
outputs(),
layers(),
id_alloc{},
pending_events(false)
{
char const *path_layers_json = getenv("AFM_APP_INSTALL_DIR");
std::string path;
if (!path_layers_json)
{
HMI_ERROR("wm", "AFM_APP_INSTALL_DIR is not defined");
path = std::string(path_layers_json);
}
else
{
path = std::string(path_layers_json) + std::string("/etc/layers.json");
}
try
{
{
auto l = load_layer_map(path.c_str());
if (l.is_ok())
{
this->layers = l.unwrap();
}
else
{
HMI_ERROR("wm", "%s", l.err().value());
}
}
}
catch (std::exception &e)
{
HMI_ERROR("wm", "Loading of configuration failed: %s", e.what());
}
}
int WindowManager::init()
{
if (!this->display->ok())
{
return -1;
}
if (this->layers.mapping.empty())
{
HMI_ERROR("wm", "No surface -> layer mapping loaded");
return -1;
}
// TODO: application requests by old role,
// so create role map (old, new)
// Load old_role.db
this->loadOldRoleDb();
// Store my context for calling callback from PolicyManager
g_context = this;
// Initialize PMWrapper
this->pmw.initialize();
// Register callback to PolicyManager
this->pmw.registerCallback(onStateTransitioned, onError);
// Make afb event
for (int i = Event_Val_Min; i <= Event_Val_Max; i++)
{
map_afb_event[kListEventName[i]] = afb_daemon_make_event(kListEventName[i]);
}
this->display->add_global_handler(
"wl_output", [this](wl_registry *r, uint32_t name, uint32_t v) {
this->outputs.emplace_back(std::make_unique<wl::output>(r, name, v));
});
this->display->add_global_handler(
"ivi_wm", [this](wl_registry *r, uint32_t name, uint32_t v) {
this->controller =
std::make_unique<struct compositor::controller>(r, name, v);
// Init controller hooks
this->controller->chooks = &this->chooks;
// This protocol needs the output, so lets just add our mapping here...
this->controller->add_proxy_to_id_mapping(
this->outputs.front()->proxy.get(),
wl_proxy_get_id(reinterpret_cast<struct wl_proxy *>(
this->outputs.front()->proxy.get())));
// Create screen
this->controller->create_screen(this->outputs.front()->proxy.get());
// Set display to controller
this->controller->display = this->display;
});
// First level objects
this->display->roundtrip();
// Second level objects
this->display->roundtrip();
// Third level objects
this->display->roundtrip();
return init_layers();
}
int WindowManager::dispatch_pending_events()
{
if (this->pop_pending_events())
{
this->display->dispatch_pending();
return 0;
}
return -1;
}
void WindowManager::set_pending_events()
{
this->pending_events.store(true, std::memory_order_release);
}
result<int> WindowManager::api_request_surface(char const *appid, char const *drawing_name)
{
// TODO: application requests by old role,
// so convert role old to new
const char *role = this->convertRoleOldToNew(drawing_name);
auto lid = this->layers.get_layer_id(std::string(role));
if (!lid)
{
/**
* register drawing_name as fallback and make it displayed.
*/
lid = this->layers.get_layer_id(std::string("fallback"));
HMI_DEBUG("wm", "%s is not registered in layers.json, then fallback as normal app", role);
if (!lid)
{
return Err<int>("Drawing name does not match any role, fallback is disabled");
}
}
auto rname = this->lookup_id(role);
if (!rname)
{
// name does not exist yet, allocate surface id...
auto id = int(this->id_alloc.generate_id(role));
this->layers.add_surface(id, *lid);
// set the main_surface[_name] here and now
if (!this->layers.main_surface_name.empty() &&
this->layers.main_surface_name == drawing_name)
{
this->layers.main_surface = id;
HMI_DEBUG("wm", "Set main_surface id to %u", id);
}
// add client into the db
std::string appid_str(appid);
g_app_list.addClient(appid_str, *lid, id, std::string(role));
// Set role map of (new, old)
this->rolenew2old[role] = std::string(drawing_name);
return Ok<int>(id);
}
// Check currently registered drawing names if it is already there.
return Err<int>("Surface already present");
}
char const *WindowManager::api_request_surface(char const *appid, char const *drawing_name,
char const *ivi_id)
{
ST();
// TODO: application requests by old role,
// so convert role old to new
const char *role = this->convertRoleOldToNew(drawing_name);
auto lid = this->layers.get_layer_id(std::string(role));
unsigned sid = std::stol(ivi_id);
if (!lid)
{
/**
* register drawing_name as fallback and make it displayed.
*/
lid = this->layers.get_layer_id(std::string("fallback"));
HMI_DEBUG("wm", "%s is not registered in layers.json, then fallback as normal app", role);
if (!lid)
{
return "Drawing name does not match any role, fallback is disabled";
}
}
auto rname = this->lookup_id(role);
if (rname)
{
return "Surface already present";
}
// register pair drawing_name and ivi_id
this->id_alloc.register_name_id(role, sid);
this->layers.add_surface(sid, *lid);
// this surface is already created
HMI_DEBUG("wm", "surface_id is %u, layer_id is %u", sid, *lid);
this->controller->layers[*lid]->add_surface(sid);
this->layout_commit();
// add client into the db
std::string appid_str(appid);
g_app_list.addClient(appid_str, *lid, sid, std::string(role));
// Set role map of (new, old)
this->rolenew2old[role] = std::string(drawing_name);
return nullptr;
}
void WindowManager::api_activate_surface(char const *appid, char const *drawing_name,
char const *drawing_area, const reply_func &reply)
{
ST();
// TODO: application requests by old role,
// so convert role old to new
const char *c_role = this->convertRoleOldToNew(drawing_name);
std::string id = appid;
std::string role = c_role;
std::string area = drawing_area;
Task task = Task::TASK_ALLOCATE;
unsigned req_num = 0;
WMError ret = WMError::UNKNOWN;
ret = this->setRequest(id, role, area, task, &req_num);
if(ret != WMError::SUCCESS)
{
HMI_ERROR("wm", errorDescription(ret));
reply("Failed to set request");
return;
}
reply(nullptr);
if (req_num != g_app_list.currentRequestNumber())
{
// Add request, then invoked after the previous task is finished
HMI_SEQ_DEBUG(req_num, "request is accepted");
return;
}
/*
* Do allocate tasks
*/
ret = this->doTransition(req_num);
if (ret != WMError::SUCCESS)
{
//this->emit_error()
HMI_SEQ_ERROR(req_num, errorDescription(ret));
g_app_list.removeRequest(req_num);
this->processNextRequest();
}
}
void WindowManager::api_deactivate_surface(char const *appid, char const *drawing_name,
const reply_func &reply)
{
ST();
// TODO: application requests by old role,
// so convert role old to new
const char *c_role = this->convertRoleOldToNew(drawing_name);
/*
* Check Phase
*/
std::string id = appid;
std::string role = c_role;
std::string area = ""; //drawing_area;
Task task = Task::TASK_RELEASE;
unsigned req_num = 0;
WMError ret = WMError::UNKNOWN;
ret = this->setRequest(id, role, area, task, &req_num);
if (ret != WMError::SUCCESS)
{
HMI_ERROR("wm", errorDescription(ret));
reply("Failed to set request");
return;
}
reply(nullptr);
if (req_num != g_app_list.currentRequestNumber())
{
// Add request, then invoked after the previous task is finished
HMI_SEQ_DEBUG(req_num, "request is accepted");
return;
}
/*
* Do allocate tasks
*/
ret = this->doTransition(req_num);
if (ret != WMError::SUCCESS)
{
//this->emit_error()
HMI_SEQ_ERROR(req_num, errorDescription(ret));
g_app_list.removeRequest(req_num);
this->processNextRequest();
}
}
void WindowManager::api_enddraw(char const *appid, char const *drawing_name)
{
// TODO: application requests by old role,
// so convert role old to new
const char *c_role = this->convertRoleOldToNew(drawing_name);
std::string id = appid;
std::string role = c_role;
unsigned current_req = g_app_list.currentRequestNumber();
bool result = g_app_list.setEndDrawFinished(current_req, id, role);
if (!result)
{
HMI_ERROR("wm", "%s is not in transition state", id.c_str());
return;
}
if (g_app_list.endDrawFullfilled(current_req))
{
// do task for endDraw
this->stopTimer();
WMError ret = this->doEndDraw(current_req);
if(ret != WMError::SUCCESS)
{
//this->emit_error();
// Undo state of PolicyManager
this->pmw.undoState();
}
this->emitScreenUpdated(current_req);
HMI_SEQ_INFO(current_req, "Finish request status: %s", errorDescription(ret));
g_app_list.removeRequest(current_req);
this->processNextRequest();
}
else
{
HMI_SEQ_INFO(current_req, "Wait other App call endDraw");
return;
}
}
result<json_object *> WindowManager::api_get_display_info()
{
if (!this->display->ok())
{
return Err<json_object *>("Wayland compositor is not available");
}
// Set display info
compositor::size o_size = this->controller->output_size;
compositor::size p_size = this->controller->physical_size;
json_object *object = json_object_new_object();
json_object_object_add(object, kKeyWidthPixel, json_object_new_int(o_size.w));
json_object_object_add(object, kKeyHeightPixel, json_object_new_int(o_size.h));
json_object_object_add(object, kKeyWidthMm, json_object_new_int(p_size.w));
json_object_object_add(object, kKeyHeightMm, json_object_new_int(p_size.h));
json_object_object_add(object, kKeyScale, json_object_new_double(this->controller->scale));
return Ok<json_object *>(object);
}
result<json_object *> WindowManager::api_get_area_info(char const *drawing_name)
{
HMI_DEBUG("wm", "called");
// TODO: application requests by old role,
// so convert role old to new
const char *role = this->convertRoleOldToNew(drawing_name);
// Check drawing name, surface/layer id
auto const &surface_id = this->lookup_id(role);
if (!surface_id)
{
return Err<json_object *>("Surface does not exist");
}
if (!this->controller->surface_exists(*surface_id))
{
return Err<json_object *>("Surface does not exist in controller!");
}
auto layer_id = this->layers.get_layer_id(*surface_id);
if (!layer_id)
{
return Err<json_object *>("Surface is not on any layer!");
}
// Set area rectangle
compositor::rect area_info = this->area_info[*surface_id];
json_object *object = json_object_new_object();
json_object_object_add(object, kKeyX, json_object_new_int(area_info.x));
json_object_object_add(object, kKeyY, json_object_new_int(area_info.y));
json_object_object_add(object, kKeyWidth, json_object_new_int(area_info.w));
json_object_object_add(object, kKeyHeight, json_object_new_int(area_info.h));
return Ok<json_object *>(object);
}
void WindowManager::api_ping() { this->dispatch_pending_events(); }
void WindowManager::send_event(char const *evname, char const *label)
{
HMI_DEBUG("wm", "%s: %s(%s)", __func__, evname, label);
json_object *j = json_object_new_object();
json_object_object_add(j, kKeyDrawingName, json_object_new_string(label));
int ret = afb_event_push(this->map_afb_event[evname], j);
if (ret != 0)
{
HMI_DEBUG("wm", "afb_event_push failed: %m");
}
}
void WindowManager::send_event(char const *evname, char const *label, char const *area,
int x, int y, int w, int h)
{
HMI_DEBUG("wm", "%s: %s(%s, %s) x:%d y:%d w:%d h:%d",
__func__, evname, label, area, x, y, w, h);
json_object *j_rect = json_object_new_object();
json_object_object_add(j_rect, kKeyX, json_object_new_int(x));
json_object_object_add(j_rect, kKeyY, json_object_new_int(y));
json_object_object_add(j_rect, kKeyWidth, json_object_new_int(w));
json_object_object_add(j_rect, kKeyHeight, json_object_new_int(h));
json_object *j = json_object_new_object();
json_object_object_add(j, kKeyDrawingName, json_object_new_string(label));
json_object_object_add(j, kKeyDrawingArea, json_object_new_string(area));
json_object_object_add(j, kKeyDrawingRect, j_rect);
int ret = afb_event_push(this->map_afb_event[evname], j);
if (ret != 0)
{
HMI_DEBUG("wm", "afb_event_push failed: %m");
}
}
/**
* proxied events
*/
void WindowManager::surface_created(uint32_t surface_id)
{
this->controller->get_surface_properties(surface_id, IVI_WM_PARAM_SIZE);
auto layer_id = this->layers.get_layer_id(surface_id);
if (!layer_id)
{
HMI_DEBUG("wm", "Newly created surfce %d is not associated with any layer!",
surface_id);
return;
}
HMI_DEBUG("wm", "surface_id is %u, layer_id is %u", surface_id, *layer_id);
this->controller->layers[*layer_id]->add_surface(surface_id);
this->layout_commit();
}
void WindowManager::surface_removed(uint32_t surface_id)
{
HMI_DEBUG("wm", "Delete surface_id %u", surface_id);
this->id_alloc.remove_id(surface_id);
this->layers.remove_surface(surface_id);
g_app_list.removeSurface(surface_id);
}
void WindowManager::removeClient(const std::string &appid)
{
HMI_DEBUG("wm", "Remove clinet %s from list", appid.c_str());
g_app_list.removeClient(appid);
}
void WindowManager::exceptionProcessForTransition()
{
unsigned req_num = g_app_list.currentRequestNumber();
HMI_SEQ_NOTICE(req_num, "Process exception handling for request. Remove current request %d", req_num);
g_app_list.removeRequest(req_num);
HMI_SEQ_NOTICE(g_app_list.currentRequestNumber(), "Process next request if exists");
this->processNextRequest();
}
void WindowManager::timerHandler()
{
unsigned req_num = g_app_list.currentRequestNumber();
HMI_SEQ_DEBUG(req_num, "Timer expired remove Request");
g_app_list.reqDump();
g_app_list.removeRequest(req_num);
this->processNextRequest();
}
void WindowManager::startTransitionWrapper(std::vector<WMAction> &actions)
{
WMError ret;
unsigned req_num = g_app_list.currentRequestNumber();
if (actions.empty())
{
if (g_app_list.haveRequest())
{
HMI_SEQ_DEBUG(req_num, "There is no WMAction for this request");
goto proc_remove_request;
}
else
{
HMI_SEQ_DEBUG(req_num, "There is no request");
return;
}
}
for (auto &act : actions)
{
if ("" != act.role)
{
bool found;
auto const &surface_id = this->lookup_id(act.role.c_str());
if(surface_id == nullopt)
{
goto proc_remove_request;
}
std::string appid = g_app_list.getAppID(*surface_id, act.role, &found);
if (!found)
{
if (TaskVisible::INVISIBLE == act.visible)
{
// App is killed, so do not set this action
continue;
}
else
{
HMI_SEQ_ERROR(req_num, "appid which is visible is not found");
ret = WMError::FAIL;
goto error;
}
}
act.appid = appid;
}
ret = g_app_list.setAction(req_num, act);
if (ret != WMError::SUCCESS)
{
HMI_SEQ_ERROR(req_num, "Setting action is failed");
goto error;
}
}
HMI_SEQ_DEBUG(req_num, "Start transition.");
ret = this->startTransition(req_num);
if (ret != WMError::SUCCESS)
{
if (ret == WMError::NO_LAYOUT_CHANGE)
{
goto proc_remove_request;
}
else
{
HMI_SEQ_ERROR(req_num, "Transition state is failed");
goto error;
}
}
return;
error:
//this->emit_error()
HMI_SEQ_ERROR(req_num, errorDescription(ret));
this->pmw.undoState();
proc_remove_request:
g_app_list.removeRequest(req_num);
this->processNextRequest();
}
void WindowManager::processError(WMError error)
{
unsigned req_num = g_app_list.currentRequestNumber();
//this->emit_error()
HMI_SEQ_ERROR(req_num, errorDescription(error));
g_app_list.removeRequest(req_num);
this->processNextRequest();
}
/*
******* Private Functions *******
*/
bool WindowManager::pop_pending_events()
{
bool x{true};
return this->pending_events.compare_exchange_strong(
x, false, std::memory_order_consume);
}
optional<int> WindowManager::lookup_id(char const *name)
{
return this->id_alloc.lookup(std::string(name));
}
optional<std::string> WindowManager::lookup_name(int id)
{
return this->id_alloc.lookup(id);
}
/**
* init_layers()
*/
int WindowManager::init_layers()
{
if (!this->controller)
{
HMI_ERROR("wm", "ivi_controller global not available");
return -1;
}
if (this->outputs.empty())
{
HMI_ERROR("wm", "no output was set up!");
return -1;
}
auto &c = this->controller;
auto &o = this->outputs.front();
auto &s = c->screens.begin()->second;
auto &layers = c->layers;
// Write output dimensions to ivi controller...
c->output_size = compositor::size{uint32_t(o->width), uint32_t(o->height)};
c->physical_size = compositor::size{uint32_t(o->physical_width),
uint32_t(o->physical_height)};
HMI_DEBUG("wm", "SCALING: screen (%dx%d), physical (%dx%d)",
o->width, o->height, o->physical_width, o->physical_height);
this->layers.loadAreaDb();
const compositor::rect css_bg = this->layers.getAreaSize("fullscreen");
rectangle dp_bg(o->width, o->height);
dp_bg.set_aspect(static_cast<double>(css_bg.w) / css_bg.h);
dp_bg.fit(o->width, o->height);
dp_bg.center(o->width, o->height);
HMI_DEBUG("wm", "SCALING: CSS BG(%dx%d) -> DDP %dx%d,(%dx%d)",
css_bg.w, css_bg.h, dp_bg.left(), dp_bg.top(), dp_bg.width(), dp_bg.height());
// Clear scene
layers.clear();
// Clear screen
s->clear();
// Quick and dirty setup of layers
for (auto const &i : this->layers.mapping)
{
c->layer_create(i.second.layer_id, dp_bg.width(), dp_bg.height());
auto &l = layers[i.second.layer_id];
l->set_destination_rectangle(dp_bg.left(), dp_bg.top(), dp_bg.width(), dp_bg.height());
l->set_visibility(1);
HMI_DEBUG("wm", "Setting up layer %s (%d) for surface role match \"%s\"",
i.second.name.c_str(), i.second.layer_id, i.second.role.c_str());
}
// Add layers to screen
s->set_render_order(this->layers.layers);
this->layout_commit();
c->scale = static_cast<double>(dp_bg.height()) / css_bg.h;
this->layers.setupArea(c->scale);
return 0;
}
void WindowManager::surface_set_layout(int surface_id, const std::string& area)
{
if (!this->controller->surface_exists(surface_id))
{
HMI_ERROR("wm", "Surface %d does not exist", surface_id);
return;
}
auto o_layer_id = this->layers.get_layer_id(surface_id);
if (!o_layer_id)
{
HMI_ERROR("wm", "Surface %d is not associated with any layer!", surface_id);
return;
}
uint32_t layer_id = *o_layer_id;
auto const &layer = this->layers.get_layer(layer_id);
auto rect = this->layers.getAreaSize(area);
HMI_SEQ_DEBUG(g_app_list.currentRequestNumber(), "%s : x:%d y:%d w:%d h:%d", area.c_str(),
rect.x, rect.y, rect.w, rect.h);
auto &s = this->controller->surfaces[surface_id];
int x = rect.x;
int y = rect.y;
int w = rect.w;
int h = rect.h;
HMI_DEBUG("wm", "surface_set_layout for surface %u on layer %u", surface_id,
layer_id);
// set destination to the display rectangle
s->set_destination_rectangle(x, y, w, h);
// update area information
this->area_info[surface_id].x = x;
this->area_info[surface_id].y = y;
this->area_info[surface_id].w = w;
this->area_info[surface_id].h = h;
HMI_DEBUG("wm", "Surface %u now on layer %u with rect { %d, %d, %d, %d }",
surface_id, layer_id, x, y, w, h);
}
void WindowManager::layout_commit()
{
this->controller->commit_changes();
this->display->flush();
}
void WindowManager::emit_activated(char const *label)
{
this->send_event(kListEventName[Event_Active], label);
}
void WindowManager::emit_deactivated(char const *label)
{
this->send_event(kListEventName[Event_Inactive], label);
}
void WindowManager::emit_syncdraw(char const *label, char const *area, int x, int y, int w, int h)
{
this->send_event(kListEventName[Event_SyncDraw], label, area, x, y, w, h);
}
void WindowManager::emit_syncdraw(const std::string &role, const std::string &area)
{
compositor::rect rect = this->layers.getAreaSize(area);
this->send_event(kListEventName[Event_SyncDraw],
role.c_str(), area.c_str(), rect.x, rect.y, rect.w, rect.h);
}
void WindowManager::emit_flushdraw(char const *label)
{
this->send_event(kListEventName[Event_FlushDraw], label);
}
void WindowManager::emit_visible(char const *label, bool is_visible)
{
this->send_event(is_visible ? kListEventName[Event_Visible] : kListEventName[Event_Invisible], label);
}
void WindowManager::emit_invisible(char const *label)
{
return emit_visible(label, false);
}
void WindowManager::emit_visible(char const *label) { return emit_visible(label, true); }
void WindowManager::activate(int id)
{
auto ip = this->controller->sprops.find(id);
if (ip != this->controller->sprops.end())
{
this->controller->surfaces[id]->set_visibility(1);
char const *label =
this->lookup_name(id).value_or("unknown-name").c_str();
// FOR CES DEMO >>>
if ((0 == strcmp(label, "radio")) ||
(0 == strcmp(label, "music")) ||
(0 == strcmp(label, "video")) ||
(0 == strcmp(label, "map")))
{
for (auto i = surface_bg.begin(); i != surface_bg.end(); ++i)
{
if (id == *i)
{
// Remove id
this->surface_bg.erase(i);
// Remove from BG layer (999)
HMI_DEBUG("wm", "Remove %s(%d) from BG layer", label, id);
this->controller->layers[999]->remove_surface(id);
// Add to FG layer (1001)
HMI_DEBUG("wm", "Add %s(%d) to FG layer", label, id);
this->controller->layers[1001]->add_surface(id);
for (int j : this->surface_bg)
{
HMI_DEBUG("wm", "Stored id:%d", j);
}
break;
}
}
}
// <<< FOR CES DEMO
this->layout_commit();
// TODO: application requests by old role,
// so convert role new to old for emitting event
const char* old_role = this->rolenew2old[label].c_str();
this->emit_visible(old_role);
this->emit_activated(old_role);
}
}
void WindowManager::deactivate(int id)
{
auto ip = this->controller->sprops.find(id);
if (ip != this->controller->sprops.end())
{
char const *label =
this->lookup_name(id).value_or("unknown-name").c_str();
// FOR CES DEMO >>>
if ((0 == strcmp(label, "radio")) ||
(0 == strcmp(label, "music")) ||
(0 == strcmp(label, "video")) ||
(0 == strcmp(label, "map")))
{
// Store id
this->surface_bg.push_back(id);
// Remove from FG layer (1001)
HMI_DEBUG("wm", "Remove %s(%d) from FG layer", label, id);
this->controller->layers[1001]->remove_surface(id);
// Add to BG layer (999)
HMI_DEBUG("wm", "Add %s(%d) to BG layer", label, id);
this->controller->layers[999]->add_surface(id);
for (int j : surface_bg)
{
HMI_DEBUG("wm", "Stored id:%d", j);
}
}
else
{
this->controller->surfaces[id]->set_visibility(0);
}
// <<< FOR CES DEMO
this->layout_commit();
// TODO: application requests by old role,
// so convert role new to old for emitting event
const char* old_role = this->rolenew2old[label].c_str();
this->emit_deactivated(old_role);
this->emit_invisible(old_role);
}
}
WMError WindowManager::setRequest(const std::string& appid, const std::string &role, const std::string &area,
Task task, unsigned* req_num)
{
if (!g_app_list.contains(appid))
{
return WMError::NOT_REGISTERED;
}
auto client = g_app_list.lookUpClient(appid);
/*
* Queueing Phase
*/
unsigned current = g_app_list.currentRequestNumber();
unsigned requested_num = g_app_list.getRequestNumber(appid);
if (requested_num != 0)
{
HMI_SEQ_INFO(requested_num,
"%s %s %s request is already queued", appid.c_str(), role.c_str(), area.c_str());
return REQ_REJECTED;
}
WMRequest req = WMRequest(appid, role, area, task);
unsigned new_req = g_app_list.addRequest(req);
*req_num = new_req;
g_app_list.reqDump();
HMI_SEQ_DEBUG(current, "%s start sequence with %s, %s", appid.c_str(), role.c_str(), area.c_str());
return WMError::SUCCESS;
}
WMError WindowManager::doTransition(unsigned req_num)
{
HMI_SEQ_DEBUG(req_num, "check policy");
WMError ret = this->checkPolicy(req_num);
return ret;
}
WMError WindowManager::checkPolicy(unsigned req_num)
{
/*
* Check Policy
*/
// get current trigger
bool found = false;
WMError ret = WMError::LAYOUT_CHANGE_FAIL;
auto trigger = g_app_list.getRequest(req_num, &found);
if (!found)
{
ret = WMError::NO_ENTRY;
return ret;
}
std::string req_area = trigger.area;
if (trigger.task == Task::TASK_ALLOCATE)
{
const char *msg = this->check_surface_exist(trigger.role.c_str());
if (msg)
{
HMI_SEQ_ERROR(req_num, msg);
return ret;
}
}
// Input event data to PolicyManager
if (0 > this->pmw.setInputEventData(trigger.task, trigger.role, trigger.area))
{
HMI_SEQ_ERROR(req_num, "Failed to set input event data to PolicyManager");
return ret;
}
// Execute state transition of PolicyManager
if (0 > this->pmw.executeStateTransition())
{
HMI_SEQ_ERROR(req_num, "Failed to execute state transition of PolicyManager");
return ret;
}
ret = WMError::SUCCESS;
g_app_list.reqDump();
return ret;
}
WMError WindowManager::startTransition(unsigned req_num)
{
bool sync_draw_happen = false;
bool found = false;
WMError ret = WMError::SUCCESS;
auto actions = g_app_list.getActions(req_num, &found);
if (!found)
{
ret = WMError::NO_ENTRY;
HMI_SEQ_ERROR(req_num,
"Window Manager bug :%s : Action is not set", errorDescription(ret));
return ret;
}
for (const auto &action : actions)
{
if (action.visible == TaskVisible::VISIBLE)
{
sync_draw_happen = true;
// TODO: application requests by old role,
// so convert role new to old for emitting event
std::string old_role = this->rolenew2old[action.role];
this->emit_syncdraw(old_role, action.area);
/* TODO: emit event for app not subscriber
if(g_app_list.contains(y.appid))
g_app_list.lookUpClient(y.appid)->emit_syncdraw(y.role, y.area); */
}
}
if (sync_draw_happen)
{
this->setTimer();
}
else
{
// deactivate only, no syncDraw
// Make it deactivate here
for (const auto &x : actions)
{
if (g_app_list.contains(x.appid))
{
auto client = g_app_list.lookUpClient(x.appid);
this->deactivate(client->surfaceID(x.role));
}
}
ret = WMError::NO_LAYOUT_CHANGE;
}
return ret;
}
WMError WindowManager::doEndDraw(unsigned req_num)
{
// get actions
bool found;
auto actions = g_app_list.getActions(req_num, &found);
WMError ret = WMError::SUCCESS;
if (!found)
{
ret = WMError::NO_ENTRY;
return ret;
}
HMI_SEQ_INFO(req_num, "do endDraw");
// layout change and make it visible
for (const auto &act : actions)
{
if(act.visible != TaskVisible::NO_CHANGE)
{
// layout change
if(!g_app_list.contains(act.appid)){
ret = WMError::NOT_REGISTERED;
}
ret = this->layoutChange(act);
if(ret != WMError::SUCCESS)
{
HMI_SEQ_WARNING(req_num,
"Failed to manipulate surfaces while state change : %s", errorDescription(ret));
return ret;
}
ret = this->visibilityChange(act);
if (ret != WMError::SUCCESS)
{
HMI_SEQ_WARNING(req_num,
"Failed to manipulate surfaces while state change : %s", errorDescription(ret));
return ret;
}
HMI_SEQ_DEBUG(req_num, "visible %s", act.role.c_str());
//this->lm_enddraw(act.role.c_str());
}
}
this->layout_commit();
HMI_SEQ_INFO(req_num, "emit flushDraw");
for(const auto &act_flush : actions)
{
if(act_flush.visible == TaskVisible::VISIBLE)
{
// TODO: application requests by old role,
// so convert role new to old for emitting event
std::string old_role = this->rolenew2old[act_flush.role];
this->emit_flushdraw(old_role.c_str());
}
}
return ret;
}
WMError WindowManager::layoutChange(const WMAction &action)
{
if (action.visible == TaskVisible::INVISIBLE)
{
// Visibility is not change -> no redraw is required
return WMError::SUCCESS;
}
auto client = g_app_list.lookUpClient(action.appid);
unsigned surface = client->surfaceID(action.role);
if (surface == 0)
{
HMI_SEQ_ERROR(g_app_list.currentRequestNumber(),
"client doesn't have surface with role(%s)", action.role.c_str());
return WMError::NOT_REGISTERED;
}
// Layout Manager
WMError ret = this->setSurfaceSize(surface, action.area);
return ret;
}
WMError WindowManager::visibilityChange(const WMAction &action)
{
HMI_SEQ_DEBUG(g_app_list.currentRequestNumber(), "Change visibility");
if(!g_app_list.contains(action.appid)){
return WMError::NOT_REGISTERED;
}
auto client = g_app_list.lookUpClient(action.appid);
unsigned surface = client->surfaceID(action.role);
if(surface == 0)
{
HMI_SEQ_ERROR(g_app_list.currentRequestNumber(),
"client doesn't have surface with role(%s)", action.role.c_str());
return WMError::NOT_REGISTERED;
}
if (action.visible != TaskVisible::INVISIBLE)
{
this->activate(surface); // Layout Manager task
}
else
{
this->deactivate(surface); // Layout Manager task
}
return WMError::SUCCESS;
}
WMError WindowManager::setSurfaceSize(unsigned surface, const std::string &area)
{
this->surface_set_layout(surface, area);
return WMError::SUCCESS;
}
void WindowManager::emitScreenUpdated(unsigned req_num)
{
// Get visible apps
HMI_SEQ_DEBUG(req_num, "emit screen updated");
bool found = false;
auto actions = g_app_list.getActions(req_num, &found);
// create json object
json_object *j = json_object_new_object();
json_object *jarray = json_object_new_array();
for(const auto& action: actions)
{
if(action.visible != TaskVisible::INVISIBLE)
{
json_object_array_add(jarray, json_object_new_string(action.appid.c_str()));
}
}
json_object_object_add(j, kKeyIds, jarray);
HMI_SEQ_INFO(req_num, "Visible app: %s", json_object_get_string(j));
int ret = afb_event_push(
this->map_afb_event[kListEventName[Event_ScreenUpdated]], j);
if (ret != 0)
{
HMI_DEBUG("wm", "afb_event_push failed: %m");
}
}
void WindowManager::setTimer()
{
struct timespec ts;
if (clock_gettime(CLOCK_BOOTTIME, &ts) != 0) {
HMI_ERROR("wm", "Could't set time (clock_gettime() returns with error");
return;
}
HMI_SEQ_DEBUG(g_app_list.currentRequestNumber(), "Timer set activate");
if (g_timer_ev_src == nullptr)
{
// firsttime set into sd_event
int ret = sd_event_add_time(afb_daemon_get_event_loop(), &g_timer_ev_src,
CLOCK_BOOTTIME, (uint64_t)(ts.tv_sec + kTimeOut) * 1000000ULL, 1, processTimerHandler, this);
if (ret < 0)
{
HMI_ERROR("wm", "Could't set timer");
}
}
else
{
// update timer limitation after second time
sd_event_source_set_time(g_timer_ev_src, (uint64_t)(ts.tv_sec + kTimeOut) * 1000000ULL);
sd_event_source_set_enabled(g_timer_ev_src, SD_EVENT_ONESHOT);
}
}
void WindowManager::stopTimer()
{
unsigned req_num = g_app_list.currentRequestNumber();
HMI_SEQ_DEBUG(req_num, "Timer stop");
int rc = sd_event_source_set_enabled(g_timer_ev_src, SD_EVENT_OFF);
if (rc < 0)
{
HMI_SEQ_ERROR(req_num, "Timer stop failed");
}
}
void WindowManager::processNextRequest()
{
g_app_list.next();
g_app_list.reqDump();
unsigned req_num = g_app_list.currentRequestNumber();
if (g_app_list.haveRequest())
{
HMI_SEQ_DEBUG(req_num, "Process next request");
WMError rc = doTransition(req_num);
if (rc != WMError::SUCCESS)
{
HMI_SEQ_ERROR(req_num, errorDescription(rc));
}
}
else
{
HMI_SEQ_DEBUG(req_num, "Nothing Request. Waiting Request");
}
}
const char* WindowManager::convertRoleOldToNew(char const *old_role)
{
const char *new_role = nullptr;
for (auto const &on : this->roleold2new)
{
std::regex regex = std::regex(on.first);
if (std::regex_match(old_role, regex))
{
// role is old. So convert to new.
new_role = on.second.c_str();
break;
}
}
if (nullptr == new_role)
{
// role is new or fallback.
new_role = old_role;
}
HMI_DEBUG("wm", "old:%s -> new:%s", old_role, new_role);
return new_role;
}
int WindowManager::loadOldRoleDb()
{
// Get afm application installed dir
char const *afm_app_install_dir = getenv("AFM_APP_INSTALL_DIR");
HMI_DEBUG("wm", "afm_app_install_dir:%s", afm_app_install_dir);
std::string file_name;
if (!afm_app_install_dir)
{
HMI_ERROR("wm", "AFM_APP_INSTALL_DIR is not defined");
}
else
{
file_name = std::string(afm_app_install_dir) + std::string("/etc/old_roles.db");
}
// Load old_role.db
json_object* json_obj;
int ret = jh::inputJsonFilie(file_name.c_str(), &json_obj);
if (0 > ret)
{
HMI_ERROR("wm", "Could not open old_role.db, so use default old_role information");
json_obj = json_tokener_parse(kDefaultOldRoleDb);
}
HMI_DEBUG("wm", "json_obj dump:%s", json_object_get_string(json_obj));
// Perse apps
json_object* json_cfg;
if (!json_object_object_get_ex(json_obj, "old_roles", &json_cfg))
{
HMI_ERROR("wm", "Parse Error!!");
return -1;
}
int len = json_object_array_length(json_cfg);
HMI_DEBUG("wm", "json_cfg len:%d", len);
HMI_DEBUG("wm", "json_cfg dump:%s", json_object_get_string(json_cfg));
for (int i=0; i<len; i++)
{
json_object* json_tmp = json_object_array_get_idx(json_cfg, i);
const char* old_role = jh::getStringFromJson(json_tmp, "name");
if (nullptr == old_role)
{
HMI_ERROR("wm", "Parse Error!!");
return -1;
}
const char* new_role = jh::getStringFromJson(json_tmp, "new");
if (nullptr == new_role)
{
HMI_ERROR("wm", "Parse Error!!");
return -1;
}
this->roleold2new[old_role] = std::string(new_role);
}
// Check
for(auto itr = this->roleold2new.begin();
itr != this->roleold2new.end(); ++itr)
{
HMI_DEBUG("wm", ">>> role old:%s new:%s",
itr->first.c_str(), itr->second.c_str());
}
// Release json_object
json_object_put(json_obj);
return 0;
}
const char *WindowManager::check_surface_exist(const char *drawing_name)
{
auto const &surface_id = this->lookup_id(drawing_name);
if (!surface_id)
{
return "Surface does not exist";
}
if (!this->controller->surface_exists(*surface_id))
{
return "Surface does not exist in controller!";
}
auto layer_id = this->layers.get_layer_id(*surface_id);
if (!layer_id)
{
return "Surface is not on any layer!";
}
HMI_DEBUG("wm", "surface %d is detected", *surface_id);
return nullptr;
}
const char* WindowManager::kDefaultOldRoleDb = "{ \
\"old_roles\": [ \
{ \
\"name\": \"HomeScreen\", \
\"new\": \"homescreen\" \
}, \
{ \
\"name\": \"Music\", \
\"new\": \"music\" \
}, \
{ \
\"name\": \"MediaPlayer\", \
\"new\": \"music\" \
}, \
{ \
\"name\": \"Video\", \
\"new\": \"video\" \
}, \
{ \
\"name\": \"VideoPlayer\", \
\"new\": \"video\" \
}, \
{ \
\"name\": \"WebBrowser\", \
\"new\": \"browser\" \
}, \
{ \
\"name\": \"Radio\", \
\"new\": \"radio\" \
}, \
{ \
\"name\": \"Phone\", \
\"new\": \"phone\" \
}, \
{ \
\"name\": \"Navigation\", \
\"new\": \"map\" \
}, \
{ \
\"name\": \"HVAC\", \
\"new\": \"hvac\" \
}, \
{ \
\"name\": \"Settings\", \
\"new\": \"settings\" \
}, \
{ \
\"name\": \"Dashboard\", \
\"new\": \"dashboard\" \
}, \
{ \
\"name\": \"POI\", \
\"new\": \"poi\" \
}, \
{ \
\"name\": \"Mixer\", \
\"new\": \"mixer\" \
}, \
{ \
\"name\": \"Restriction\", \
\"new\": \"restriction\" \
}, \
{ \
\"name\": \"^OnScreen.*\", \
\"new\": \"on_screen\" \
} \
] \
}";
/**
* controller_hooks
*/
void controller_hooks::surface_created(uint32_t surface_id)
{
this->wmgr->surface_created(surface_id);
}
void controller_hooks::surface_removed(uint32_t surface_id)
{
this->wmgr->surface_removed(surface_id);
}
void controller_hooks::surface_visibility(uint32_t /*surface_id*/,
uint32_t /*v*/) {}
void controller_hooks::surface_destination_rectangle(uint32_t /*surface_id*/,
uint32_t /*x*/,
uint32_t /*y*/,
uint32_t /*w*/,
uint32_t /*h*/) {}
} // namespace wm