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namespace AstalSway {
public Sway get_default() {
return Sway.get_default();
}
public class Sway : Object {
private static Sway _instance;
private Ipc ipc;
private SocketConnection subscribe_socket;
public static Sway? get_default() {
if (_instance != null) {
return _instance;
}
var s = new Sway();
var ipc = new Ipc();
s.notify.connect((_, p) => {
stdout.printf("Property '%s' has changed!\n", p.name);
});
try {
ipc.init();
s.ipc = ipc;
s.subscribe.begin();
_instance = s;
return s;
} catch (Error err) {
critical(err.message);
return null;
}
}
public Workspace focused_workspace;
private static HashTable<int, Node> _nodes =
new HashTable<int, Node>(i => i, (a,b) => a==b);
public List<weak Node> nodes { owned get { return _nodes.get_values(); } }
private HashTable<string, Workspace> _workspaces =
new HashTable<string, Workspace>(str_hash, str_equal);
public List<weak Workspace> workspaces { owned get { return _workspaces.get_values(); } }
public Workspace get_workspace(string name) { return _workspaces.get(name); }
~Sway() {
if (subscribe_socket != null) {
try {
subscribe_socket.close(null);
} catch (Error err) {
critical(err.message);
}
}
}
public string message(PayloadType type, string payload) {
return ipc.message(type, payload);
}
public async string message_async(PayloadType type, string payload) {
return yield ipc.message_async(type, payload);
}
public void run_command(string command) {
message_async.begin(PayloadType.MESSAGE_RUN_COMMAND, command,
(_, res) => {
var obj = Json.from_string(message_async.end(res)).get_object();
if (!obj.get_boolean_member("success")) {
critical("Command error: %s", obj.get_string_member("error"));
}
}
);
}
public async void sync() {
yield Node.sync_tree();
_nodes = Node._all_nodes;
var new_workspaces = new HashTable<string, Workspace>(str_hash, str_equal);
foreach (var node in nodes) {
switch (node.node_type) {
case NodeType.WORKSPACE:
var ws = node as Workspace;
new_workspaces.insert(ws.name, ws);
if (ws.focused) {
focused_workspace = ws;
}
break;
}
}
}
public signal void event(PayloadType type, string args);
// Work space signals
public signal void workspace_added(Workspace ws);
public signal void workspace_removed(string name);
public signal void workspace_focus(Workspace new_ws, Workspace old_ws);
private async void subscribe() {
if (subscribe_socket != null) {
return;
}
subscribe_socket = ipc.connection();
ipc.send(subscribe_socket.output_stream, PayloadType.MESSAGE_SUBSCRIBE, "[ \"workspace\", \"window\" ]");
while (true) {
var result = yield ipc.receive_async(subscribe_socket.input_stream);
handle_event(result);
}
}
private async void handle_event(IpcReponse reply) {
yield sync();
if (focused_workspace != null) {
print(focused_workspace.representation);
print(focused_workspace.name);
print(focused_workspace.id.to_string());
print("\n");
}
switch (reply.type) {
case PayloadType.MESSAGE_SUBSCRIBE:
return;
case PayloadType.EVENT_WORKSPACE:
handle_workspace_event(reply.payload);
break;
case PayloadType.EVENT_WINDOW:
// yield handle_client_event(reply.payload);
break;
default:
break;
}
event(reply.type, reply.payload);
}
private void handle_workspace_event(string args) {
notify_property("workspaces");
var obj = Json.from_string(args).get_object();
switch (obj.get_string_member("change")) {
case "init":
var name = obj.get_object_member("current").get_string_member("name");
workspace_added(get_workspace(name));
break;
case "empty":
var name = obj.get_object_member("current").get_string_member("name");
workspace_removed(name);
break;
case "focus":
var new_name = obj.get_object_member("current").get_string_member("name");
var old_name = obj.get_object_member("old").get_string_member("name");
workspace_focus(get_workspace(new_name), get_workspace(old_name));
default:
break;
}
}
private async void handle_client_event(string args) {
}
}
}
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