diff options
Diffstat (limited to 'platform/javascript/js/libs/library_godot_os.js')
| -rw-r--r-- | platform/javascript/js/libs/library_godot_os.js | 42 |
1 files changed, 41 insertions, 1 deletions
diff --git a/platform/javascript/js/libs/library_godot_os.js b/platform/javascript/js/libs/library_godot_os.js index 5aa750757c..c552e99415 100644 --- a/platform/javascript/js/libs/library_godot_os.js +++ b/platform/javascript/js/libs/library_godot_os.js @@ -106,7 +106,7 @@ autoAddDeps(GodotConfig, '$GodotConfig'); mergeInto(LibraryManager.library, GodotConfig); const GodotFS = { - $GodotFS__deps: ['$FS', '$IDBFS', '$GodotRuntime'], + $GodotFS__deps: ['$ERRNO_CODES', '$FS', '$IDBFS', '$GodotRuntime'], $GodotFS__postset: [ 'Module["initFS"] = GodotFS.init;', 'Module["copyToFS"] = GodotFS.copy_to_fs;', @@ -328,3 +328,43 @@ const GodotOS = { autoAddDeps(GodotOS, '$GodotOS'); mergeInto(LibraryManager.library, GodotOS); + +/* + * Godot event listeners. + * Keeps track of registered event listeners so it can remove them on shutdown. + */ +const GodotEventListeners = { + $GodotEventListeners__deps: ['$GodotOS'], + $GodotEventListeners__postset: 'GodotOS.atexit(function(resolve, reject) { GodotEventListeners.clear(); resolve(); });', + $GodotEventListeners: { + handlers: [], + + has: function (target, event, method, capture) { + return GodotEventListeners.handlers.findIndex(function (e) { + return e.target === target && e.event === event && e.method === method && e.capture === capture; + }) !== -1; + }, + + add: function (target, event, method, capture) { + if (GodotEventListeners.has(target, event, method, capture)) { + return; + } + function Handler(p_target, p_event, p_method, p_capture) { + this.target = p_target; + this.event = p_event; + this.method = p_method; + this.capture = p_capture; + } + GodotEventListeners.handlers.push(new Handler(target, event, method, capture)); + target.addEventListener(event, method, capture); + }, + + clear: function () { + GodotEventListeners.handlers.forEach(function (h) { + h.target.removeEventListener(h.event, h.method, h.capture); + }); + GodotEventListeners.handlers.length = 0; + }, + }, +}; +mergeInto(LibraryManager.library, GodotEventListeners); |