From 5b5f77690064a1fb602e5b97e935bec65f60eb0d Mon Sep 17 00:00:00 2001 From: "Avi Halachmi (:avih)" Date: Mon, 11 Mar 2019 23:01:04 +0200 Subject: js: expose async commands (match 159379980e) --- player/javascript/defaults.js | 22 +++++++++++++++++++++- 1 file changed, 21 insertions(+), 1 deletion(-) (limited to 'player/javascript') diff --git a/player/javascript/defaults.js b/player/javascript/defaults.js index 6e5686ff3d..cd67a7a2e8 100644 --- a/player/javascript/defaults.js +++ b/player/javascript/defaults.js @@ -17,7 +17,7 @@ function new_cache() { } /********************************************************************** - * event handlers, property observers, idle, client messages, hooks + * event handlers, property observers, idle, client messages, hooks, async *********************************************************************/ var ehandlers = new_cache() // items of event-name: array of {maybe cb: fn} @@ -138,6 +138,25 @@ mp.add_hook = function add_hook(name, pri, fn) { return mp._hook_add(name, pri - 50, hooks.length); } +// ----- async commands ----- +var async_callbacks = new_cache(); // items of id: fn +var async_next_id = 1; + +mp.command_native_async = function command_native_async(node, cb) { + var id = async_next_id++; + async_callbacks[id] = cb; + return mp._command_native_async(id, node); +} + +function async_command_handler(ev) { + var cb = async_callbacks[ev.id]; + delete async_callbacks[ev.id]; + if (ev.error) + cb(false, undefined, ev.error); + else + cb(true, ev.result, ""); +} + /********************************************************************** * key bindings *********************************************************************/ @@ -557,6 +576,7 @@ g.exit = function() { mp.keep_running = false }; // user-facing too mp.register_event("shutdown", g.exit); mp.register_event("property-change", notify_observer); mp.register_event("hook", run_hook); +mp.register_event("command-reply", async_command_handler); mp.register_event("client-message", dispatch_message); mp.register_script_message("key-binding", dispatch_key_binding); -- cgit v1.2.3