2 * Copyright (C) 2017 Mentor Graphics Development (Deutschland) GmbH
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"
20 #include "wayland.hpp"
26 #include <afb/afb-binding.h>
27 #include <systemd/sd-event.h>
32 std::unique_ptr<wl::display> display;
35 afb_instance() : display{new wl::display}, app{this->display.get()} {}
40 struct afb_instance *g_afb_instance;
42 int afb_instance::init() {
43 if (!this->display->ok()) {
47 return this->app.init();
50 int display_event_callback(sd_event_source *evs, int /*fd*/, uint32_t events,
52 if ((events & EPOLLHUP) != 0) {
53 logerror("The compositor hung up, dying now.");
54 delete g_afb_instance;
55 g_afb_instance = nullptr;
59 if ((events & EPOLLIN) != 0u) {
60 if (g_afb_instance->app.dispatch_events() == -1) {
68 sd_event_source_unref(evs);
73 // | |__ (_)_ __ __| (_)_ __ __ _ (_)_ __ (_) |_ / /\ \
74 // | '_ \| | '_ \ / _` | | '_ \ / _` | | | '_ \| | __| | | |
75 // | |_) | | | | | (_| | | | | | (_| | | | | | | | |_| | | |
76 // |_.__/|_|_| |_|\__,_|_|_| |_|\__, |___|_|_| |_|_|\__| | | |
79 lognotice("WinMan ver. %s", WINMAN_VERSION_STRING);
81 if (g_afb_instance != nullptr) {
82 logerror("Wayland context already initialized?");
86 if (getenv("XDG_RUNTIME_DIR") == nullptr) {
87 logerror("Environment variable XDG_RUNTIME_DIR not set");
91 g_afb_instance = new afb_instance;
92 if (g_afb_instance->init() == -1) {
93 logerror("Could not connect to compositor");
98 int ret = sd_event_add_io(afb_daemon_get_event_loop(), nullptr,
99 g_afb_instance->display->get_fd(), EPOLLIN,
100 display_event_callback, g_afb_instance);
102 logerror("Could not initialize afb_instance event handler: %d", -ret);
107 atexit([] { delete g_afb_instance; });
112 delete g_afb_instance;
113 g_afb_instance = nullptr;
117 int binding_init() noexcept {
119 return binding_init_();
120 } catch (std::exception &e) {
121 logerror("Uncaught exception in binding_init(): %s", e.what());
128 #include "afb_binding_glue.inl"
130 // XXX implement send_event right here...
132 void binding_api::send_event(char const *evname, json_object *payload) {
133 logdebug("%s: %s(%s)", __func__, evname, json_object_to_json_string(payload));
134 afb_event ev = afb_daemon_make_event(evname);
135 int ret = afb_event_broadcast(ev, payload);
137 logdebug("afb_event_broadcast failed: %m");
142 extern "C" const struct afb_binding_v2 afbBindingV2 = {
143 "winman", nullptr, nullptr, winman_verbs, nullptr, binding_init, nullptr, 1};