On the way to move process to endDraw
[apps/agl-service-windowmanager.git] / src / app.cpp
index d11ec8a..c30223c 100644 (file)
@@ -124,12 +124,7 @@ void App::timerHandler()
     HMI_SEQ_DEBUG(req_num, "Timer expired remove Request");
     g_app_list.reqDump();
     g_app_list.removeRequest(req_num);
-    g_app_list.next();
-    g_app_list.reqDump();
-    if (g_app_list.haveRequest())
-    {
-        this->process_request();
-    }
+    this->processNextRequest();
 }
 
 void App::removeClient(const std::string &appid)
@@ -360,7 +355,7 @@ void App::surface_set_layout(int surface_id, optional<int> sub_surface_id)
         h = this->controller->output_size.h + 1 + h;
     }
 
-    if (sub_surface_id)
+    /* if (sub_surface_id)
     {
         if (o_layer_id != this->layers.get_layer_id(*sub_surface_id))
         {
@@ -397,7 +392,7 @@ void App::surface_set_layout(int surface_id, optional<int> sub_surface_id)
         this->area_info[*sub_surface_id].y = y;
         this->area_info[*sub_surface_id].w = w;
         this->area_info[*sub_surface_id].h = h;
-    }
+    } */
 
     HMI_DEBUG("wm", "surface_set_layout for surface %u on layer %u", surface_id,
               layer_id);
@@ -421,7 +416,7 @@ void App::layout_commit()
     this->display->flush();
 }
 
-void App::set_timer()
+void App::setTimer()
 {
     HMI_SEQ_DEBUG(g_app_list.currentRequestNumber(), "Timer set activate");
     if (g_timer_ev_src == nullptr)
@@ -442,7 +437,7 @@ void App::set_timer()
     }
 }
 
-void App::stop_timer()
+void App::stopTimer()
 {
     unsigned req_num = g_app_list.currentRequestNumber();
     HMI_SEQ_DEBUG(req_num, "Timer stop");
@@ -554,9 +549,6 @@ WMError App::lm_layout_change(const struct WMAction &action)
 {
     const char *msg = this->check_surface_exist(action.role.c_str());
 
-    /*
-    lm_.updateLayout(action);
-    TODO: emit syncDraw with application*/
     if (msg)
     {
         HMI_SEQ_DEBUG(g_app_list.currentRequestNumber(), msg);
@@ -566,107 +558,167 @@ WMError App::lm_layout_change(const struct WMAction &action)
     return WMError::SUCCESS;
 }
 
-WMError App::do_transition(unsigned req_num)
+WMError App::doTransition(unsigned req_num)
+{
+    HMI_SEQ_DEBUG(req_num, "check policy");
+    WMError ret = this->checkPolicy(req_num);
+    if (ret != WMError::SUCCESS)
+    {
+        return ret;
+    }
+    HMI_SEQ_DEBUG(req_num, "Start transition.");
+    ret = this->startTransition(req_num);
+    return ret;
+}
+
+WMError App::checkPolicy(unsigned req_num)
 {
     /*
     * Check Policy
     */
     // get current trigger
     bool found;
-    bool is_activate = true;
+    WMError ret = WMError::LAYOUT_CHANGE_FAIL;
     auto trigger = g_app_list.getRequest(req_num, &found);
-    if(!found)
+    if (!found)
     {
-        WMError err = WMError::NO_ENTRY;
-        HMI_SEQ_ERROR(req_num, errorDescription(err));
-        return err;
+        ret = WMError::NO_ENTRY;
+        return ret;
     }
+    bool is_activate = (trigger.task == Task::TASK_ALLOCATE);
+    std::string req_area = trigger.area;
 
-    /*  get new status from Policy Manager
+    // >>>> Compatible with current window manager until policy manager coming
+    if (is_activate)
+    {
+        const char *msg = this->check_surface_exist(trigger.role.c_str());
 
-    (json_object*?) newLayout = checkPolicy(trigger);
-    (vector<struct WMAction>&) auto actions = translator.inputActionFromLayout(newLayout, currentLayout)
-    for(const auto& x : actions){
-        g_app_list.setAciton(req_num, x)
-    }
+        if (msg)
+        {
+            HMI_SEQ_ERROR(g_app_list.currentRequestNumber(), msg);
+            ret = WMError::LAYOUT_CHANGE_FAIL;
+            return ret;
+        }
 
-    or
+        auto const &surface_id = this->lookup_id(trigger.role.c_str());
+        auto o_state = *this->layers.get_layout_state(*surface_id);
+        struct LayoutState &state = *o_state;
 
-    translator.inputActionFromLayout(newLayout, currentLayout, &g_app_list, req_num);
+        unsigned curernt_sid = state.main;
+        bool can_split = this->can_split(state, *surface_id);
 
-    /* The following error check is not necessary because main.cpp will reject the message form not registered object
-   } */
+        if (can_split)
+        {
+            // Get current visible role
+            std::string add_role = this->lookup_name(state.main).value();
+            // Set next area
+            std::string add_area = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaMain);
+            // Change request area
+            req_area = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaSub);
+            // set another action
+            std::string add_name = g_app_list.getAppID(curernt_sid, add_role, &found);
+            if (!found)
+            {
+                HMI_SEQ_ERROR(req_num, "Couldn't widhdraw with surfaceID : %s", curernt_sid);
+                ret = WMError::NOT_REGISTERED;
+                return ret;
+            }
+            HMI_SEQ_INFO(req_num, "Additional split app %s, role: %s, area: %s",
+                         add_name.c_str(), add_role.c_str(), add_area.c_str());
+            // Set split action
+            WMError ret = g_app_list.setAction(req_num, add_name, add_role, add_area);
+            if (ret != WMError::SUCCESS)
+            {
+                HMI_SEQ_ERROR(req_num, "Failed to set action");
+                return ret;
+            }
+            g_app_list.reqDump();
+        }
+    }
+    // >>>> This will be removed
+
+    /*  get new status from Policy Manager */
+    if (can_split)
+    {
+        // Get current visible role
+        std::string add_role = this->lookup_name(state.main).value();
+        // Set next area
+        std::string add_area = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaMain);
+        // Change request area
+        req_area = std::string(kNameLayoutSplit) + "." + std::string(kNameAreaSub);
+        // set another action
+        std::string add_name = "navigation";
+
+        HMI_SEQ_INFO(req_num, "Additional split app %s, role: %s, area: %s", add_name.c_str(), add_role.c_str(), add_area.c_str());
+        // Set split action
+        bool visible = true;
+        bool end_draw_finished = false;
+        WMAction new_act{add_name, add_role, add_area, visible, end_draw_finished};
+        WMError ret = g_app_list.setAction(req_num, new_act);
+        if (ret != WMError::SUCCESS)
+        {
+            HMI_SEQ_ERROR(req_num, "Failed to set action");
+            return ret;
+        }
+        g_app_list.reqDump();
+    }
+    }
+    // >>>> This will be removed
+
+    // Set invisible task
+    this->setInvisibleTask(trigger.role, can_split);
+
+    /*  get new status from Policy Manager */
     HMI_SEQ_NOTICE(req_num, "ATM, Policy manager does't exist, then set WMAction as is");
 
-    if (trigger.task == Task::TASK_RELEASE)
-    {
-        is_activate = false;
-    }
-    WMError ret = g_app_list.setAction(req_num, trigger.appid, trigger.role, trigger.area, is_activate);
+    ret = g_app_list.setAction(req_num, trigger.appid, trigger.role, req_area, is_activate);
     g_app_list.reqDump();
 
-    if (ret != WMError::SUCCESS)
+    return ret;
+}
+
+WMError App::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)
     {
-        HMI_SEQ_ERROR(req_num, "Failed to set action");
+        ret = WMError::NO_ENTRY;
+        HMI_SEQ_ERROR(req_num, "Window Manager bug :%s : Action is not set", errorDescription(ret));
         return ret;
     }
 
-    // layer manager task
-    bool sync_draw_happen = false;
-    for (const auto &y : g_app_list.getActions(req_num, &found))
+    for (const auto &y : actions)
     {
-        if (!found)
-        {
-            WMError err = WMError::NO_ENTRY;
-            HMI_SEQ_ERROR(req_num, "%s : Action is not set", errorDescription(err));
-            return err;
-        }
-        /*
-        do_task(y);
-        */
-        /*  TODO
-           but current we can't do do_task,
-           so divide the processing into lm_layout_change and lm_release
-        */
         if (y.visible)
         {
             sync_draw_happen = true;
-            ret = lm_layout_change(y);
-            if (ret != WMError::SUCCESS)
-            {
-                HMI_SEQ_ERROR(req_num, "%s: appid: %s, role: %s, area: %s",
-                    errorDescription(ret), y.appid.c_str(), y.role.c_str(), y.area.c_str());
-                g_app_list.removeRequest(req_num);
-                break;
-                // TODO: if transition fails, what should we do?
-            }
-            /* g_app_list.lookUpClient(y.appid)->emit_syncdraw(y.role, y.area); */
-        }
-        else
-        {
-            ret = lm_release(y);
-            if (!ret)
-            {
-                HMI_SEQ_ERROR(req_num, "Failed release resource: %s", y.appid.c_str());
-                g_app_list.removeRequest(req_num);
-                break;
-                // TODO: if transition fails, what should we do?
-            }
-            /* g_app_list.lookUpClient(y.appid)->emit_invisible(y.role, y.area); */
+            this->emit_syncdraw(y.role, y.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 (ret != WMError::SUCCESS)
-    {
-        //this->emit_error(req_num, 0 /*error_num*/, "error happens"); // test
-    }
-    else if (sync_draw_happen)
+    if (sync_draw_happen)
     {
-        this->set_timer();
+        this->setTimer();
     }
     else
     {
-        g_app_list.removeRequest(req_num); // HACK!!!
+        // deactivate only, no syncDraw
+        // Make it deactivate here
+        for (const auto &z : actions)
+        {
+            if (g_app_list.contains(z.appid))
+            {
+                auto client = g_app_list.lookUpClient(z.appid);
+                this->deactivate(client->surfaceID(z.role));
+            }
+        }
+        ret = NO_LAYOUT_CHANGE;
     }
     return ret;
 }
@@ -863,61 +915,77 @@ const char *App::check_surface_exist(const char *drawing_name)
     //reply(nullptr);
 }
 
-void App::api_activate_surface(char const *appid, char const *drawing_name, char const *drawing_area, const reply_func &reply)
+WMError App::setRequest(const std::string& appid, const std::string &role, const std::string &area,
+                            Task task, unsigned* req_num)
 {
-    ST();
-
-    /*
-   * Check Phase
-   */
-
-    std::string id = appid;
-    std::string role = drawing_name;
-    std::string area = drawing_area;
-
-    if (!g_app_list.contains(id))
+    if (!g_app_list.contains(appid))
     {
-        reply("app doesn't request 'requestSurface' yet");
-        return;
+        return WMError::NOT_REGISTERED;
     }
 
-    auto client = g_app_list.lookUpClient(id);
+    auto client = g_app_list.lookUpClient(appid);
 
     /*
    * Queueing Phase
    */
     unsigned current = g_app_list.currentRequestNumber();
-    unsigned requested_num = g_app_list.getRequestNumber(id);
+    unsigned requested_num = g_app_list.getRequestNumber(appid);
     if (requested_num != 0)
     {
-        HMI_SEQ_INFO(requested_num, "%s %s %s request is already queued", id.c_str(), role.c_str(), area.c_str());
-        reply("already requested");
-        return;
+        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(id, role, area, Task::TASK_ALLOCATE);
+    WMRequest req = WMRequest(appid, role, area, task);
     unsigned new_req = g_app_list.addAllocateRequest(req);
+    *req_num = new_req;
     g_app_list.reqDump();
 
-    HMI_SEQ_DEBUG(current, "%s start sequence with %s, %s", id.c_str(), role.c_str(), area.c_str());
+    HMI_SEQ_DEBUG(current, "%s start sequence with %s, %s", appid.c_str(), role.c_str(), area.c_str());
+
+    return WMError::SUCCESS;
+}
+
+void App::api_activate_surface(char const *appid, char const *drawing_name, char const *drawing_area, const reply_func &reply)
+{
+    ST();
+
+    std::string id = appid;
+    std::string role = drawing_name;
+    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 (new_req != current)
+    if (req_num != g_app_list.currentRequestNumber())
     {
         // Add request, then invoked after the previous task is finished
-        HMI_SEQ_DEBUG(new_req, "request is accepted");
+        HMI_SEQ_DEBUG(req_num, "request is accepted");
         return;
     }
 
     /*
     * Do allocate tasks
     */
-    WMError ret = this->do_transition(new_req);
+    ret = this->doTransition(req_num);
 
     if (ret != WMError::SUCCESS)
     {
-        HMI_SEQ_ERROR(new_req, errorDescription(ret));
         //this->emit_error()
+        HMI_SEQ_ERROR(req_num, errorDescription(ret));
+        g_app_list.removeRequest(req_num);
+        g_app_list.next();
+        g_app_list.reqDump();
     }
 }
 
@@ -968,11 +1036,13 @@ void App::api_deactivate_surface(char const *appid, char const *drawing_name, co
     /*
     * Do allocate tasks
     */
-    WMError ret = this->do_transition(new_req);
+    WMError ret = this->doTransition(new_req);
 
     if (ret != WMError::SUCCESS)
     {
         HMI_SEQ_ERROR(new_req, errorDescription(ret));
+        g_app_list.removeRequest(new_req);
+        g_app_list.next();
         //this->emit_error()
     }
 }
@@ -1016,73 +1086,203 @@ void App::lm_enddraw(const char *drawing_name)
     }
 }
 
-void App::do_enddraw(unsigned req_num)
+WMError App::doEndDraw(unsigned req_num)
 {
     // get actions
     bool found;
     auto actions = g_app_list.getActions(req_num, &found);
+    WMError ret = WMError::SUCCESS;
     if (!found)
     {
-        WMError err = WMError::NO_ENTRY;
-        HMI_SEQ_ERROR(req_num, errorDescription(err));
-        return;
+        ret = WMError::NO_ENTRY;
+        return ret;
     }
 
     HMI_SEQ_INFO(req_num, "do endDraw");
+    // layout change and make it visible
+
+    // Temporary action
+    /* auto itr = actions.cend();
+    this->currentAppInvisible(itr->role); */
 
     for (const auto &act : actions)
     {
+        // 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->lm_enddraw(act.role.c_str());
     }
 
     HMI_SEQ_INFO(req_num, "emit flushDraw");
-    /*     do
+
+    for(const auto &act_flush : actions)
     {
-        // emit flush Draw
-        //emitFlushDrawToAll(&g_app_list, req_num);
-        // emit status change event
-    } while (!g_app_list.requestFinished());*/
+        if(act_flush.visible)
+        {
+            this->emit_flushdraw(act_flush.role.c_str());
+        }
+    }
 }
 
-void App::process_request()
+void App::processRequest()
 {
     unsigned req = g_app_list.currentRequestNumber();
     HMI_SEQ_DEBUG(req, "Do next request");
-    WMError rc = do_transition(req);
-    if(rc != WMError::SUCCESS){
+    WMError rc = doTransition(req);
+    if(rc != WMError::SUCCESS)
+    {
         HMI_SEQ_ERROR(req, errorDescription(rc));
     }
 }
 
+WMError App::setSurfaceSize(unsigned surface, const std::string &area)
+{
+    // Actually this function is under Layout Manager
+    /* compositor::rect size = this->lm.getAreaSize(area); // compositor::rect size = this->lm_.getAreaSize(area);
+
+    if (!this->controller->surface_exists(surface))
+    {
+        // Block until all pending request are processed by wayland display server
+        // because waiting for the surface of new app is created
+        this->display->roundtrip();
+    }
+    auto &s = this->controller->surfaces[surface];
+    s->set_destination_rectangle(size.x, size.y, size.w, size.h);
+    this->layout_commit();
+
+    // Update area information
+    this->area_info[surface].x = size.x;
+    this->area_info[surface].y = size.y;
+    this->area_info[surface].w = size.w;
+    this->area_info[surface].h = size.h;
+    HMI_DEBUG("wm", "Surface %d rect { %d, %d, %d, %d }",
+              surface, size.x, size.y, size.w, size.h); */
+    this->surface_set_layout(surface);
+
+    return WMError::SUCCESS;
+}
+
+WMError App::layoutChange(const WMAction &action)
+{
+    if(act.visible == false)
+    {
+        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;
+}
+
+/* void App::currentAppInvisible(const std::string &role)
+{
+    const char *drawing_name = role.c_str();
+    auto const &surface_id = this->lookup_id(drawing_name);
+    auto layer_id = this->layers.get_layer_id(*surface_id);
+    auto o_state = *this->layers.get_layout_state(*surface_id);
+    struct LayoutState &state = *o_state;
+
+    // disable layers that are above our current layer
+    for (auto const &l : this->layers.mapping)
+    {
+        if (l.second.layer_id <= *layer_id)
+        {
+            continue;
+        }
+
+        bool flush = false;
+        if (l.second.state.main != -1)
+        {
+            this->deactivate(l.second.state.main);
+            l.second.state.main = -1;
+            flush = true;
+        }
+
+        if (l.second.state.sub != -1)
+        {
+            this->deactivate(l.second.state.sub);
+            l.second.state.sub = -1;
+            flush = true;
+        }
+
+        if (flush)
+        {
+            this->layout_commit();
+        }
+    }
+} */
+
+WMError App::visibilityChange(const WMAction &action)
+{
+    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)
+    {
+        this->activate(surface); // Layout Manager task
+    }
+    else
+    {
+        this->deactivate(surface); // Layout Manager task
+    }
+    return WMError::SUCCESS;
+}
+
 void App::api_enddraw(char const *appid, char const *drawing_name)
 {
-    std::string id(appid);
-    std::string role(drawing_name);
+    std::string id = appid;
+    std::string role = drawing_name;
     unsigned current_req = g_app_list.currentRequestNumber();
     bool result = g_app_list.setEndDrawFinished(current_req, id, role);
 
     if (!result)
     {
-        HMI_ERROR("wm", "%s doesn't have Window Resource", id.c_str());
+        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->stop_timer();
-        this->do_enddraw(current_req);
-
-        this->stop_timer();
+        this->stopTimer();
+        WMError ret = this->doEndDraw(current_req);
 
-        g_app_list.removeRequest(current_req);
-        HMI_SEQ_INFO(current_req, "Finish request");
-        g_app_list.next();
-        if (g_app_list.haveRequest())
+        if(ret != WMError::SUCCESS)
         {
-            this->process_request();
+            //this->emit_error();
         }
+        HMI_SEQ_INFO(current_req, "Finish request status: %s", errorDescription(ret));
+
+        g_app_list.removeRequest(current_req);
+
+        this->processNextRequest();
     }
     else
     {
@@ -1091,6 +1291,26 @@ void App::api_enddraw(char const *appid, char const *drawing_name)
     }
 }
 
+void App::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");
+    }
+}
+
 void App::api_ping() { this->dispatch_pending_events(); }
 
 void App::send_event(char const *evname, char const *label)
@@ -1185,6 +1405,14 @@ void App::emit_syncdraw(char const *label, char const *area, int x, int y, int w
     this->send_event(kListEventName[Event_SyncDraw], label, area, x, y, w, h);
 }
 
+void App::emit_syncdraw(const std::string &role, const std::string &area)
+{
+    int x = 0, y = 0, w = 0, h = 0;
+    //this->lm_get_area_info(area, &x, &y, &w, &h);
+    this->send_event(kListEventName[Event_SyncDraw],
+        role.c_str(), area.c_str(), x, y, w, h);
+}
+
 void App::emit_flushdraw(char const *label)
 {
     this->send_event(kListEventName[Event_FlushDraw], label);